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i)a[e.featureIndex]||(a[e.featureIndex]=!0,t[n].push(e))}}return t}function ba(e,t){for(let n in e)for(let r of e[n])Sa(r,t);return e}function xa(e,t,n){for(let r in e)for(let i of e[r]){let e=n[t[r].source];Sa(i,e)}return e}function Sa(e,t){let n=e.feature,r=t.getFeatureState(n.layer[`source-layer`],n.id);n.source=n.layer.source,n.layer[`source-layer`]&&(n.sourceLayer=n.layer[`source-layer`]),n.state=r}async function Ca(e,t,n,r){let i=e;if(e.url?i=(await Ke(await t.transformRequest(e.url,`Source`),n)).data:await Rr.frameAsync(n,r),!i)return null;let a=Tr(R(i,e),[`tiles`,`minzoom`,`maxzoom`,`attribution`,`bounds`,`scheme`,`tileSize`,`encoding`]);return`vector_layers`in i&&i.vector_layers&&(a.vectorLayerIds=i.vector_layers.map(e=>e.id)),a}var wa=class e{constructor(e,t){e&&(t?this.setSouthWest(e).setNorthEast(t):Array.isArray(e)&&(e.length===4?this.setSouthWest([e[0],e[1]]).setNorthEast([e[2],e[3]]):this.setSouthWest(e[0]).setNorthEast(e[1])))}setNorthEast(e){return this._ne=e 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this._sw.lat}getEast(){return this._ne.lng}getNorth(){return this._ne.lat}toArray(){return[this._sw.toArray(),this._ne.toArray()]}toString(){return`LngLatBounds(${this._sw.toString()}, ${this._ne.toString()})`}isEmpty(){return!(this._sw&&this._ne)}contains(e){let{lng:t,lat:n}=H.convert(e),r=this._sw.lat<=n&&n<=this._ne.lat,i=this._sw.lng<=t&&t<=this._ne.lng;return this._sw.lng>this._ne.lng&&(i=this._sw.lng>=t&&t>=this._ne.lng),r&&i}intersects(t){if(t=e.convert(t),!(t.getNorth()>=this.getSouth()&&t.getSouth()<=this.getNorth()))return!1;let n=Math.abs(this.getEast()-this.getWest()),r=Math.abs(t.getEast()-t.getWest());if(n>=360||r>=360)return!0;let i=Pe(this.getWest(),-180,180),a=Pe(this.getEast(),-180,180),o=Pe(t.getWest(),-180,180),s=Pe(t.getEast(),-180,180),c=i>a,l=o>s;return c&&l?!0:c?s>=i||o<=a:l?a>=o||i<=s:o<=a&&s>=i}static convert(t){return t instanceof e||!t?t:new e(t)}static fromLngLat(t,n=0){let r=360*n/40075017,i=r/Math.cos(Math.PI/180*t.lat);return new e(new H(t.lng-i,t.lat-r),new H(t.lng+i,t.lat+r))}adjustAntiMeridian(){let t=new H(this._sw.lng,this._sw.lat),n=new H(this._ne.lng,this._ne.lat);return t.lng>n.lng?new e(t,new H(n.lng+360,n.lat)):new e(t,n)}},Ta=class{constructor(e,t,n){this.bounds=wa.convert(this.validateBounds(e)),this.minzoom=t||0,this.maxzoom=n||24}validateBounds(e){return!Array.isArray(e)||e.length!==4?[-180,-90,180,90]:[Math.max(-180,e[0]),Math.max(-90,e[1]),Math.min(180,e[2]),Math.min(90,e[3])]}contains(e){let t=2**e.z,n={minX:Math.floor(Nn(this.bounds.getWest())*t),minY:Math.floor(Zn(this.bounds.getNorth())*t),maxX:Math.ceil(Nn(this.bounds.getEast())*t),maxY:Math.ceil(Zn(this.bounds.getSouth())*t)};return e.x>=n.minX&&e.x=n.minY&&e.y{this.tiles=e,this._options.tiles=e}),this}setUrl(e){return this.setSourceProperty(()=>{this.url=e,this._options.url=e}),this}onRemove(){this._tileJSONRequest&&=(this._tileJSONRequest.abort(),null)}serialize(){return R({},this._options)}async loadTile(e){let t=e.tileID.canonical.url(this.tiles,this.map.getPixelRatio(),this.scheme),n={request:await this.map._requestManager.transformRequest(t,`Tile`),uid:e.uid,tileID:e.tileID,zoom:e.tileID.overscaledZ,tileSize:this.tileSize*e.tileID.overscaleFactor(),type:this.type,source:this.id,pixelRatio:this.map.getPixelRatio(),showCollisionBoxes:this.map.showCollisionBoxes,promoteId:this.promoteId,subdivisionGranularity:this.map.style.projection.subdivisionGranularity,encoding:this.encoding,overzoomParameters:await this._getOverzoomParameters(e),etag:e.etag};if(n.request.collectResourceTiming=this._collectResourceTiming,await this.dispatcher.waitForInitComplete(),e.aborted)return;let r=`RT`;if(!e.actor||e.state===`expired`)e.actor=this.dispatcher.getReadyActor(),r=`LT`;else if(e.state===`loading`)return new Promise((t,n)=>{e.reloadPromise={resolve:t,reject:n}});e.abortController=new AbortController;try{let t=await e.actor.sendAsync({type:r,data:n},e.abortController);if(delete e.abortController,e.aborted)return;this._afterTileLoadWorkerResponse(e,t);let i={};return t?.etagUnmodified&&(i.unmodified=!0),i}catch(t){if(delete e.abortController,e.aborted||Ce(t))return;if(t&&t.status!==404)throw t;this._afterTileLoadWorkerResponse(e,null)}}async _getOverzoomParameters(e){if(e.tileID.canonical.z<=this.maxzoom||this.map._zoomLevelsToOverscale===void 0)return;let t=e.tileID.scaledTo(this.maxzoom).canonical,n=t.url(this.tiles,this.map.getPixelRatio(),this.scheme);return{maxZoomTileID:t,overzoomRequest:await this.map._requestManager.transformRequest(n,`Tile`)}}_afterTileLoadWorkerResponse(e,t){if(t?.resourceTiming&&(e.resourceTiming=t.resourceTiming),t&&this.map._refreshExpiredTiles&&e.setExpiryData(t),e.etag=t?.etag,e.loadVectorData(t,this.map.painter),e.reloadPromise){let t=e.reloadPromise;e.reloadPromise=null,this.loadTile(e).then(t.resolve).catch(t.reject)}}async abortTile(e){e.abortController&&(e.abortController.abort(),delete e.abortController),e.actor&&await e.actor.sendAsync({type:`AT`,data:{uid:e.uid,type:this.type,source:this.id}})}async unloadTile(e){e.unloadVectorData(),e.actor&&await e.actor.sendAsync({type:`RMT`,data:{uid:e.uid,type:this.type,source:this.id}})}hasTransition(){return!1}},Da=class extends lr{constructor(e,t,n,r){super(),this.id=e,this.dispatcher=n,this.setEventedParent(r),this.type=`raster`,this.minzoom=0,this.maxzoom=22,this.roundZoom=!0,this.scheme=`xyz`,this.tileSize=512,this._loaded=!1,this._premultiplyAlpha=!0,this._options=R({type:`raster`},t),R(this,Tr(t,[`url`,`scheme`,`tileSize`]))}async load(e=!1){this._loaded=!1,this.fire(new q(`dataloading`)),this._tileJSONRequest=new AbortController;try{let t=await Ca(this._options,this.map._requestManager,this._tileJSONRequest,this.map._ownerWindow);this._tileJSONRequest=null,this._loaded=!0,t&&(R(this,t),t.bounds&&(this.tileBounds=new Ta(t.bounds,this.minzoom,this.maxzoom)),this.fire(new q(`data`,{sourceDataType:`metadata`})),this.fire(new q(`data`,{sourceDataType:`content`,sourceDataChanged:e})))}catch(e){this._tileJSONRequest=null,this._loaded=!0,Ce(e)||this.fire(new B(Le(e)))}}loaded(){return this._loaded}onAdd(e){this.map=e,this.load()}onRemove(){this._tileJSONRequest&&=(this._tileJSONRequest.abort(),null)}setSourceProperty(e){this._tileJSONRequest&&=(this._tileJSONRequest.abort(),null),e(),this.load(!0)}setTiles(e){return this.setSourceProperty(()=>{this.tiles=e,this._options.tiles=e}),this}setUrl(e){return this.setSourceProperty(()=>{this.url=e,this._options.url=e}),this}serialize(){return R({},this._options)}setPremultiplyAlpha(e){return this._premultiplyAlpha===e||this.setSourceProperty(()=>{this._premultiplyAlpha=e}),this}hasTile(e){return!this.tileBounds||this.tileBounds.contains(e.canonical)}async loadTile(e){let t=e.tileID.canonical.url(this.tiles,this.map.getPixelRatio(),this.scheme),n=this._premultiplyAlpha,r=n?void 0:{premultiplyAlpha:`none`};e.abortController=new AbortController;try{let i=await Yr.transformAndGetImage(this.map._requestManager,t,`Tile`,e.abortController,this.map._refreshExpiredTiles,r);if(delete e.abortController,e.aborted){e.state=`unloaded`;return}if(i){this.map._refreshExpiredTiles&&(i.cacheControl||i.expires)&&e.setExpiryData({cacheControl:i.cacheControl,expires:i.expires});let t=this.map.painter.context,r=t.gl,a=i.data??new x({width:1,height:1},/* @__PURE__ */ new Uint8Array(4));e.texture=this.map.painter.getTileTexture(a.width),e.texture?e.texture.update(a,{useMipmap:!0,premultiply:n}):(e.texture=new xr(t,a,r.RGBA,{useMipmap:!0,premultiply:n}),e.texture.bind(r.LINEAR,r.CLAMP_TO_EDGE,r.LINEAR_MIPMAP_NEAREST)),e.state=`loaded`}}catch(t){if(delete e.abortController,e.aborted)e.state=`unloaded`;else if(t)throw e.state=`errored`,t}}async abortTile(e){e.abortController&&(e.abortController.abort(),delete e.abortController)}async unloadTile(e){e.texture&&this.map.painter.saveTileTexture(e.texture)}hasTransition(){return!1}},Oa=class extends Da{constructor(e,t,n,r){super(e,t,n,r),this.type=`raster-dem`,this.maxzoom=22,this._options=R({type:`raster-dem`},t),this.encoding=t.encoding||`mapbox`,this.redFactor=t.redFactor,this.greenFactor=t.greenFactor,this.blueFactor=t.blueFactor,this.baseShift=t.baseShift}async loadTile(e){let t=e.tileID.canonical.url(this.tiles,this.map.getPixelRatio(),this.scheme);e.neighboringTiles=this._getNeighboringTiles(e.tileID),e.abortController=new AbortController;try{let n=await Yr.transformAndGetImage(this.map._requestManager,t,`Tile`,e.abortController,this.map._refreshExpiredTiles,{colorSpaceConversion:`none`});if(delete e.abortController,e.aborted){e.state=`unloaded`;return}if(n){if(this.map._refreshExpiredTiles&&(n.cacheControl||n.expires)&&e.setExpiryData({cacheControl:n.cacheControl,expires:n.expires}),!n.data){e.state=`loaded`;return}let t=n.data,r=Bt(t)&&oe()?t:await this.readImageNow(t),i={type:this.type,uid:e.uid,source:this.id,rawImageData:r,encoding:this.encoding,redFactor:this.redFactor,greenFactor:this.greenFactor,blueFactor:this.blueFactor,baseShift:this.baseShift};if(e.actor&&e.state!==`expired`&&e.state!==`reloading`)return;await this.dispatcher.waitForInitComplete(),(!e.actor||e.state===`expired`)&&(e.actor=this.dispatcher.getReadyActor()),e.dem=await e.actor.sendAsync({type:`LDT`,data:i}),e.needsHillshadePrepare=!0,e.needsTerrainPrepare=!0,e.needsColorReliefPrepare=!0,e.state=`loaded`}}catch(t){if(delete e.abortController,e.aborted)e.state=`unloaded`;else if(t)throw e.state=`errored`,t}}async readImageNow(e){if(typeof VideoFrame<`u`&&O()){let t=e.width+4,n=e.height+4;try{return new x({width:t,height:n},await g(e,-2,-2,t,n))}catch{}}return Rr.getImageData(e,2)}_getNeighboringTiles(e){let t=e.canonical,n=2**t.z,r=(t.x-1+n)%n,i=t.x===0?e.wrap-1:e.wrap,a=(t.x+1+n)%n,o=t.x+1===n?e.wrap+1:e.wrap,s={};return s[new Ht(e.overscaledZ,i,t.z,r,t.y).key]={backfilled:!1},s[new Ht(e.overscaledZ,o,t.z,a,t.y).key]={backfilled:!1},t.y>0&&(s[new Ht(e.overscaledZ,i,t.z,r,t.y-1).key]={backfilled:!1},s[new Ht(e.overscaledZ,e.wrap,t.z,t.x,t.y-1).key]={backfilled:!1},s[new Ht(e.overscaledZ,o,t.z,a,t.y-1).key]={backfilled:!1}),t.y+10||n.addOrUpdateProperties?.length>0;if(!i&&!a)continue;r.push(t.geometry);let o={...t};if(e.set(n.id,o),i&&(r.push(n.newGeometry),o.geometry=n.newGeometry),a){if(o.properties=n.removeAllProperties?{}:{...o.properties||{}},n.removeProperties)for(let e of n.removeProperties)delete o.properties[e];if(n.addOrUpdateProperties)for(let{key:e,value:t}of n.addOrUpdateProperties)o.properties[e]=t}}return r}function Ma(e,t,n){if(!e)return t||{};if(!t)return e||{};let r=Fa(e,n),i=Fa(t,n);Na(r,i);let a={};if((r.removeAll||i.removeAll)&&(a.removeAll=!0),a.remove=/* @__PURE__ */ new Set([...r.remove,...i.remove]),a.add=new Map([...r.add,...i.add]),a.update=new 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Set(t.removeProperties);e.addOrUpdateProperties=e.addOrUpdateProperties.filter(e=>!n.has(e.key))}return(e.removeAllProperties||t.removeAllProperties)&&(n.removeAllProperties=!0),(e.removeProperties||t.removeProperties)&&(n.removeProperties=[...e.removeProperties||[],...t.removeProperties||[]]),(e.addOrUpdateProperties||t.addOrUpdateProperties)&&(n.addOrUpdateProperties=[...e.addOrUpdateProperties||[],...t.addOrUpdateProperties||[]]),(e.newGeometry||t.newGeometry)&&(n.newGeometry=t.newGeometry||e.newGeometry),n}function Fa(e,t){if(!e)return{};let n={};return n.removeAll=e.removeAll,n.remove=new Set(e.remove||[]),n.add=new Map(e.add?.map(e=>[ka(e,t),e])),n.update=new Map(e.update?.map(e=>[e.id,e])),n}function Ia(e){let t={};return e.removeAll&&(t.removeAll=e.removeAll),e.remove&&(t.remove=Array.from(e.remove)),e.add&&(t.add=Array.from(e.add.values())),e.update&&(t.update=Array.from(e.update.values())),t}function La(e){return!e||e.length===0?[]:typeof e[0]==`number`?[e]:e.flatMap(e=>La(e))}function Ra(e){return e.type===`GeometryCollection`?e.geometries.flatMap(e=>Ra(e)):La(e.coordinates)}function za(e){let t=new wa,n;switch(e.type){case`FeatureCollection`:n=e.features.flatMap(e=>Ra(e.geometry));break;case`Feature`:n=Ra(e.geometry);break;default:n=Ra(e)}if(n.length===0)return t;for(let e of n){let[n,r]=e;t.extend([n,r])}return t}function Ba({x:e,y:t,z:n},r=0){let i=Nt((e-r)/2**n),a=fn((t+1+r)/2**n),o=Nt((e+1+r)/2**n),s=fn((t-r)/2**n);return new wa([i,a],[o,s])}var Va=class extends lr{constructor(e,t,n,r){super(),this.id=e,this.type=`geojson`,this.minzoom=0,this.maxzoom=18,this.tileSize=512,this.isTileClipped=!0,this.reparseOverscaled=!0,this._removed=!1,this._isUpdatingWorker=!1,this._pendingWorkerUpdate={data:t.data},this.actorPromise=n.getActor(),this.setEventedParent(r),this._data=typeof t.data==`string`?{url:t.data}:{geojson:t.data},this._options=R({},t),this._collectResourceTiming=t.collectResourceTiming,t.maxzoom!==void 0&&(this.maxzoom=t.maxzoom),t.type&&(this.type=t.type),t.attribution&&(this.attribution=t.attribution),this.promoteId=t.promoteId,t.clusterMaxZoom!==void 0&&this.maxzoom<=t.clusterMaxZoom&&I(`The maxzoom value "${this.maxzoom}" is expected to be greater than the clusterMaxZoom value "${t.clusterMaxZoom}".`),this.workerOptions=R({source:this.id,geojsonVtOptions:{buffer:this._pixelsToTileUnits(t.buffer===void 0?128:t.buffer),tolerance:this._pixelsToTileUnits(t.tolerance===void 0?.375:t.tolerance),extent:P,maxZoom:this.maxzoom,lineMetrics:t.lineMetrics||!1,generateId:t.generateId||!1,promoteId:this._promoteIdKey,cluster:t.cluster||!1,clusterOptions:{maxZoom:this._getClusterMaxZoom(t.clusterMaxZoom),minPoints:Math.max(2,t.clusterMinPoints||2),extent:P,radius:this._pixelsToTileUnits(t.clusterRadius||50),log:!1,generateId:t.generateId||!1}},clusterProperties:t.clusterProperties,filter:t.filter},t.workerOptions)}get _promoteIdKey(){return typeof this.promoteId==`string`?this.promoteId:void 0}_hasPendingWorkerUpdate(){return this._pendingWorkerUpdate.data!==void 0||this._pendingWorkerUpdate.diff!==void 0||this._pendingWorkerUpdate.updateCluster}_pixelsToTileUnits(e){return e*(P/this.tileSize)}_tileUnitsToPixels(e){return e/(P/this.tileSize)}_getClusterMaxZoom(e){let t=e?Math.round(e):this.maxzoom-1;return Number.isInteger(e)||e===void 0||I(`Integer expected for option 'clusterMaxZoom': provided value "${e}" rounded to "${t}"`),t}async load(){await this._updateWorkerData()}onAdd(e){this.map=e,this.load()}setData(e){return this._data=typeof e==`string`?{url:e}:{geojson:e},this._pendingWorkerUpdate={data:e},this._updateWorkerData()}updateData(e){return this._pendingWorkerUpdate.diff=Ma(this._pendingWorkerUpdate.diff,e,this._promoteIdKey),this._updateWorkerData()}async getData(){return this._data.url&&await this.once(`data`),this._data.geojson?this._data.geojson:{type:`FeatureCollection`,features:Array.from(this._data.updateable.values())}}async getBounds(){return za(await this.getData())}setClusterOptions(e){return this.workerOptions.geojsonVtOptions.cluster=e.cluster,e.clusterRadius!==void 0&&(this.workerOptions.geojsonVtOptions.clusterOptions.radius=this._pixelsToTileUnits(e.clusterRadius)),e.clusterMaxZoom!==void 0&&(this.workerOptions.geojsonVtOptions.clusterOptions.maxZoom=this._getClusterMaxZoom(e.clusterMaxZoom)),this._pendingWorkerUpdate.updateCluster=!0,this._updateWorkerData()}getClusterOptions(){let{cluster:e,clusterOptions:t}=this.workerOptions.geojsonVtOptions;return{cluster:e,clusterMaxZoom:t.maxZoom,clusterRadius:this._tileUnitsToPixels(t.radius)}}async getClusterExpansionZoom(e){return(await this.actorPromise).sendAsync({type:`GCEZ`,data:{type:this.type,clusterId:e,source:this.id}})}async getClusterChildren(e){return(await this.actorPromise).sendAsync({type:`GCC`,data:{type:this.type,clusterId:e,source:this.id}})}async getClusterLeaves(e,t,n){return(await this.actorPromise).sendAsync({type:`GCL`,data:{type:this.type,source:this.id,clusterId:e,limit:t,offset:n}})}async _updateWorkerData(){if(this._isUpdatingWorker)return this._updatePromise;if(!this._hasPendingWorkerUpdate()){I(`No pending worker updates for GeoJSONSource ${this.id}.`);return}let{data:e,diff:t,updateCluster:n}=this._pendingWorkerUpdate,r=this._getLoadGeoJSONParameters(e,t,n);e===void 0?t?this._pendingWorkerUpdate.diff=void 0:n&&(this._pendingWorkerUpdate.updateCluster=void 0):this._pendingWorkerUpdate.data=void 0,this._updatePromise=this._dispatchWorkerUpdate(r),await this._updatePromise}async _getLoadGeoJSONParameters(e,t,n){let r=R({type:this.type,source:this.id},this.workerOptions);if(typeof e==`string`)return r.request=await this.map._requestManager.transformRequest(Rr.resolveURL(e),`Source`),r.request.collectResourceTiming=this._collectResourceTiming,r;if(e!==void 0)return r.data=e,r;if(t)return r.dataDiff=t,r;if(n)return r.updateCluster=!0,r}async _dispatchWorkerUpdate(e){this._isUpdatingWorker=!0,this.fire(new q(`dataloading`));try{let t=await e,n=await(await this.actorPromise).sendAsync({type:`LD`,data:t});if(this._isUpdatingWorker=!1,this._removed||n.abandoned){this.fire(new q(`dataabort`));return}n.data&&(this._data={geojson:n.data});let r=this._applyDiffToSource(t.dataDiff),i=this._getShouldReloadTileOptions(r),a={};this._applyResourceTiming(a,n),this.fire(new q(`data`,{...a,sourceDataType:`metadata`})),this.fire(new q(`data`,{...a,sourceDataType:`content`,shouldReloadTileOptions:i}))}catch(e){if(this._isUpdatingWorker=!1,this._removed){this.fire(new q(`dataabort`));return}this.fire(new B(Le(e)))}finally{this._hasPendingWorkerUpdate()&&await this._updateWorkerData()}}_applyResourceTiming(e,t){if(!this._collectResourceTiming)return;let n=t.resourceTiming?.[this.id];if(!n)return;let r=n.slice(0);r?.length&&R(e,{resourceTiming:r})}_applyDiffToSource(e){if(!e)return;let t=this._promoteIdKey;if(!this._data.url&&!this._data.updateable){let e=Aa(this._data.geojson,t);if(!e)throw Error(`GeoJSONSource "${this.id}": GeoJSON data is not compatible with updateData`);this._data={updateable:e}}if(!this._data.updateable)return;let n=ja(this._data.updateable,e,t);if(!(e.removeAll||this._options.cluster))return n}_getShouldReloadTileOptions(e){if(e)return{affectedBounds:e.filter(Boolean).map(e=>za(e))}}shouldReloadTile(e,{affectedBounds:t}){if(e.state===`loading`)return!0;if(e.state===`unloaded`)return!1;let{buffer:n,extent:r}=this.workerOptions.geojsonVtOptions,i=Ba(e.tileID.canonical,n/r);for(let e of t)if(i.intersects(e))return!0;return!1}loaded(){return!this._isUpdatingWorker&&!this._hasPendingWorkerUpdate()}async loadTile(e){let t=e.actor?`RT`:`LT`;e.actor=await this.actorPromise;let n={type:this.type,uid:e.uid,tileID:e.tileID,zoom:e.tileID.overscaledZ,maxZoom:this.maxzoom,tileSize:this.tileSize,source:this.id,pixelRatio:this.map.getPixelRatio(),showCollisionBoxes:this.map.showCollisionBoxes,promoteId:this.promoteId,subdivisionGranularity:this.map.style.projection.subdivisionGranularity};e.abortController=new AbortController;try{let r=await(await this.actorPromise).sendAsync({type:t,data:n},e.abortController);delete e.abortController,e.unloadVectorData(),e.aborted||e.loadVectorData(r,this.map.painter,t===`RT`)}catch(t){if(delete e.abortController,e.aborted||Ce(t))return;throw t}}async abortTile(e){e.abortController&&(e.abortController.abort(),delete e.abortController),e.aborted=!0}async unloadTile(e){e.unloadVectorData(),await(await this.actorPromise).sendAsync({type:`RMT`,data:{uid:e.uid,type:this.type,source:this.id}})}onRemove(){this._removed=!0,this.actorPromise.then(e=>e.sendAsync({type:`RS`,data:{type:this.type,source:this.id}}))}serialize(){return R({},this._options,{type:this.type,data:this._data.updateable?{type:`FeatureCollection`,features:Array.from(this._data.updateable.values())}:this._data.url||this._data.geojson})}hasTransition(){return!1}};const Ha=[0,0,1],Ua=(e,t)=>({u_tl_parent:new L(e,t.u_tl_parent),u_scale_parent:new V(e,t.u_scale_parent),u_buffer_scale:new V(e,t.u_buffer_scale),u_image_warp:new Fe(e,t.u_image_warp),u_fade_t:new V(e,t.u_fade_t),u_opacity:new V(e,t.u_opacity),u_image0:new F(e,t.u_image0),u_image1:new F(e,t.u_image1),u_brightness_low:new V(e,t.u_brightness_low),u_brightness_high:new V(e,t.u_brightness_high),u_saturation_factor:new V(e,t.u_saturation_factor),u_contrast_factor:new V(e,t.u_contrast_factor),u_spin_weights:new Fe(e,t.u_spin_weights),u_coords_top:new j(e,t.u_coords_top),u_coords_bottom:new j(e,t.u_coords_bottom)}),Wa=(e,t,n,r,i,a)=>({u_tl_parent:e,u_scale_parent:t,u_buffer_scale:1,u_image_warp:a,u_fade_t:n.mix,u_opacity:n.opacity*r.paint.get(`raster-opacity`),u_image0:0,u_image1:1,u_brightness_low:r.paint.get(`raster-brightness-min`),u_brightness_high:r.paint.get(`raster-brightness-max`),u_saturation_factor:qa(r.paint.get(`raster-saturation`)),u_contrast_factor:Ka(r.paint.get(`raster-contrast`)),u_spin_weights:Ga(r.paint.get(`raster-hue-rotate`)),u_coords_top:[i[0].x,i[0].y,i[1].x,i[1].y],u_coords_bottom:[i[3].x,i[3].y,i[2].x,i[2].y]});function Ga(e){e*=Math.PI/180;let t=Math.sin(e),n=Math.cos(e);return[(2*n+1)/3,(-Math.sqrt(3)*t-n+1)/3,(Math.sqrt(3)*t-n+1)/3]}function Ka(e){return e>0?1/(1-e):1+e}function qa(e){return e>0?1-1/(1.001-e):-e}var Ja=class{constructor(e,t,n){this.vertexBuffer=e,this.indexBuffer=t,this.segments=n}destroy(){this.vertexBuffer.destroy(),this.indexBuffer.destroy(),this.segments.destroy(),this.vertexBuffer=null,this.indexBuffer=null,this.segments=null}};const Ya=yt([{name:`a_pos`,type:`Int16`,components:2}]),Xa=P/128;function Za(e,t){let n=Qa(t,`16bit`),r=te.deserialize({arrayBuffer:n.vertices,length:n.vertices.byteLength/2/2}),i=pe.deserialize({arrayBuffer:n.indices,length:n.indices.byteLength/2/3});return new Ja(e.createVertexBuffer(r,Ya.members),e.createIndexBuffer(i),f.simpleSegment(0,0,r.length,i.length))}function Qa(e,t){let n=e.granularity===void 0?1:Math.max(e.granularity,1),r=n+(e.generateBorders?2:0),i=n+(e.extendToNorthPole||e.generateBorders?1:0)+(e.extendToSouthPole||e.generateBorders?1:0),a=r+1,o=i+1,s=e.generateBorders?-1:0,c=e.generateBorders||e.extendToNorthPole?-1:0,l=n+ +!!e.generateBorders,u=n+(e.generateBorders||e.extendToSouthPole?1:0),d=a*o,f=r*i*6,p=a*o>65536;if(p&&t===`16bit`)throw Error(`Granularity is too large and meshes would not fit inside 16 bit vertex indices.`);let m=p||t===`32bit`,h=new Int16Array(d*2),g=0;for(let t=c;t<=u;t++)for(let r=s;r<=l;r++){let i=r/n*P;r===-1&&(i=-Xa),r===n+1&&(i=P+Xa);let a=t/n*P;t===-1&&(a=e.extendToNorthPole?cn:-Xa),t===n+1&&(a=e.extendToSouthPole?nn:P+Xa),h[g++]=i,h[g++]=a}let _=m?new Uint32Array(f):new Uint16Array(f),v=0;for(let e=0;ethis.tileID.getTilePoint(e)._round()),this.imageWarp=no(this.tileCoords,this._warp),this._subdividedQuad=this.imageWarp[2]>0&&!io(this.tileCoords),this.flippedWindingOrder=to(this.tileCoords),this.fire(new q(`data`,{sourceDataType:`content`})),this}prepare(){if(Object.keys(this.tiles).length===0||!this.image)return;let e=this.map.painter.context,t=e.gl;this.texture?this._imageDirty&&(this.texture.update(this.image),this.texture.bind(t.LINEAR,t.CLAMP_TO_EDGE)):(this.texture=new xr(e,this.image,t.RGBA),this.texture.bind(t.LINEAR,t.CLAMP_TO_EDGE)),this._imageDirty=!1;let n=!1;for(let e in this.tiles){let t=this.tiles[e];t.state!==`loaded`&&(t.state=`loaded`,t.texture=this.texture,n=!0)}n&&this.fire(new q(`data`,{sourceDataType:`idle`,sourceId:this.id}))}async loadTile(e){this.tileID?.equals(e.tileID.canonical)?(this.tiles[String(e.tileID.wrap)]=e,e.buckets={}):e.state=`errored`}serialize(){let e={type:`image`,coordinates:this.coordinates};return this.options.url!==void 0&&(e.url=this.options.url),e}hasTransition(){return!1}_getOverlappingTileRanges(e){let{minX:t,minY:n,maxX:r,maxY:i}=Rn.fromPoints(e),a={};for(let e=0;e<=25;e++){let o=2**e,s=Math.floor(t*o),c=Math.floor(n*o),l=Math.floor(r*o),u=Math.floor(i*o),d=(s%o+o)%o,f=l%o,p=Math.floor(s/o),m=Math.floor(l/o);a[e]={minWrap:p,maxWrap:m,minTileXWrapped:d,maxTileXWrapped:f,minTileY:c,maxTileY:u}}return a}};function eo(e){let t=Rn.fromPoints(e),n=t.width(),r=t.height(),i=Math.max(0,Math.floor(-Math.log(Math.max(n,r))/Math.LN2)),a=2**i;return new nr(i,Math.floor((t.minX+t.maxX)/2*a),Math.floor((t.minY+t.maxY)/2*a))}function to(e){let t=e[1].x-e[0].x,n=e[1].y-e[0].y,r=e[2].x-e[0].x;return t*(e[2].y-e[0].y)-n*r<0}function no(e,t){if(t===`flat`||io(e))return Ha;let[n,r,i,a]=e,o=n.x-r.x+i.x-a.x,s=n.y-r.y+i.y-a.y,c=[r.x-i.x,r.y-i.y,a.x-i.x,a.y-i.y],[l,u,d,f]=c,p=Nr(c),m=(o*f-d*s)/p,h=(l*s-o*u)/p,g=[1,1+m,1+m+h,1+h],_=Math.max(...g)/Math.min(...g),v=t===`perspective`?0:ro(_);return!(_>=1&&_<=512)||v>=1?Ha:[m,h,v]}function ro(e){let t=(1-4/e)/(1-4/512);return Math.max(0,t)}function io(e){let[t,n,r,i]=e;return t.x+r.x===n.x+i.x&&t.y+r.y===n.y+i.y}var ao=class extends $a{constructor(e,t,n,r){super(e,t,n,r),this._onPlayingHandler=()=>{this.map?.triggerRepaint()},this.roundZoom=!0,this.type=`video`,this.options=t}async load(){this._loaded=!1;let e=this.options;this.urls=[];for(let t of e.urls)this.urls.push((await this.map._requestManager.transformRequest(t,`Source`)).url);try{let e=await mr(this.urls);if(this._loaded=!0,!e)return;this.video=e,this.video.loop=!0,this.video.addEventListener(`playing`,this._onPlayingHandler),this.map&&this.video.play(),this._finishLoading()}catch(e){this.fire(new B(Le(e)))}}pause(){this.video&&this.video.pause()}play(){this.video&&this.video.play()}seek(e){if(this.video){let t=this.video.seekable;et.end(0)?this.fire(new B(new In(`sources.${this.id}`,null,`Playback for this video can be set only between the ${t.start(0)} and ${t.end(0)}-second mark.`))):this.video.currentTime=e}}getVideo(){return this.video}onAdd(e){this.map||(this.map=e,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)))}onRemove(){super.onRemove(),this.video&&(this.video.removeEventListener(`playing`,this._onPlayingHandler),this.video.pause())}prepare(){if(Object.keys(this.tiles).length===0||this.video.readyState<2)return;let e=this.map.painter.context,t=e.gl;this.texture?this.video.paused||(this.texture.bind(t.LINEAR,t.CLAMP_TO_EDGE),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,this.video)):(this.texture=new xr(e,this.video,t.RGBA),this.texture.bind(t.LINEAR,t.CLAMP_TO_EDGE));let n=!1;for(let e in this.tiles){let t=this.tiles[e];t.state!==`loaded`&&(t.state=`loaded`,t.texture=this.texture,n=!0)}n&&this.fire(new q(`data`,{sourceDataType:`idle`,sourceId:this.id}))}serialize(){return{type:`video`,urls:this.urls,coordinates:this.coordinates}}hasTransition(){return this.video&&!this.video.paused}},oo=class extends $a{constructor(e,t,n,r){super(e,t,n,r),t.coordinates?(!Array.isArray(t.coordinates)||t.coordinates.length!==4||t.coordinates.some(e=>!Array.isArray(e)||e.length!==2||e.some(e=>typeof e!=`number`)))&&this.fire(new B(new In(`sources.${e}`,null,`"coordinates" property must be an array of 4 longitude/latitude array pairs`))):this.fire(new B(new In(`sources.${e}`,null,`missing required property "coordinates"`))),t.animate&&typeof t.animate!=`boolean`&&this.fire(new B(new In(`sources.${e}`,null,`optional "animate" property must be a boolean value`))),t.canvas?typeof t.canvas!=`string`&&!(t.canvas instanceof HTMLCanvasElement)&&this.fire(new B(new In(`sources.${e}`,null,`"canvas" must be either a string representing the ID of the canvas element from which to read, or an HTMLCanvasElement instance`))):this.fire(new B(new In(`sources.${e}`,null,`missing required property "canvas"`))),this.options=t,this.animate=t.animate===void 0||t.animate}async load(){if(this._loaded=!0,this.canvas||=this.options.canvas instanceof HTMLCanvasElement?this.options.canvas:document.getElementById(this.options.canvas),this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions()){this.fire(new B(/* @__PURE__ */ Error(`Canvas dimensions cannot be less than or equal to zero.`)));return}this.play=function(){this._playing=!0,this.map.triggerRepaint()},this.pause=function(){this._playing&&=(this.prepare(),!1)},this._finishLoading()}getCanvas(){return this.canvas}onAdd(e){this.map=e,this.load(),this.canvas&&this.animate&&this.play()}onRemove(){this._playing=!1,super.onRemove()}prepare(){let e=!1;if(this.canvas.width!==this.width&&(this.width=this.canvas.width,e=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,e=!0),this._hasInvalidDimensions()||Object.keys(this.tiles).length===0)return;let t=this.map.painter.context,n=t.gl;this.texture?(e||this._playing)&&this.texture.update(this.canvas,{premultiply:!0}):(this.texture=new xr(t,this.canvas,n.RGBA,{premultiply:!0}),this.texture.bind(n.LINEAR,n.CLAMP_TO_EDGE));let r=!1;for(let e in this.tiles){let t=this.tiles[e];t.state!==`loaded`&&(t.state=`loaded`,t.texture=this.texture,r=!0)}r&&this.fire(new q(`data`,{sourceDataType:`idle`,sourceId:this.id}))}serialize(){return{type:`canvas`,animate:this.animate,canvas:this.options.canvas,coordinates:this.coordinates}}hasTransition(){return this._playing}_hasInvalidDimensions(){for(let e of[this.canvas.width,this.canvas.height])if(isNaN(e)||e<=0)return!0;return!1}};const so={},co=(e,t,n,r)=>{let i=new(lo(t.type))(e,t,n,r);if(i.id!==e)throw Error(`Expected Source id to be ${e} instead of ${i.id}`);return i},lo=e=>{switch(e){case`geojson`:return Va;case`image`:return $a;case`raster`:return Da;case`raster-dem`:return Oa;case`vector`:return Ea;case`video`:return ao;case`canvas`:return oo}return so[e]},uo=(e,t)=>{so[e]=t},fo=async(e,t)=>{if(lo(e))throw Error(`A source type called "${e}" already exists.`);uo(e,t)};function po(e,t){let n={};if(!t)return n;for(let r of e){let e=r.layerIds.map(e=>t.getLayer(e)).filter(Boolean);if(e.length!==0){r.layers=e,r.stateDependentLayerIds&&(r.stateDependentLayers=r.stateDependentLayerIds.map(t=>e.filter(e=>e.id===t)[0]));for(let t of e)n[t.id]=r}}return n}const mo=`RTLPluginLoaded`;var ho=class extends lr{constructor(...e){super(...e),this.status=`unavailable`,this.url=null,this.dispatcher=fa()}_syncState(e){return this.status=e,this.dispatcher.broadcast(`SRPS`,{pluginStatus:e,pluginURL:this.url}).catch(e=>{throw this.status=`error`,e})}getRTLTextPluginStatus(){return this.status}clearRTLTextPlugin(){this.status=`unavailable`,this.url=null}async setRTLTextPlugin(e,t=!1){if(this.url)throw Error(`setRTLTextPlugin cannot be called multiple times.`);if(this.url=Rr.resolveURL(e),!this.url)throw Error(`requested url ${e} is invalid`);if(this.status===`unavailable`){if(t)this.status=`deferred`,this._syncState(this.status);else return this._requestImport()}else if(this.status===`requested`)return this._requestImport()}async _requestImport(){await this._syncState(`loading`),this.status=`loaded`,this.fire(new Et(mo))}lazyLoad(){this.status===`unavailable`?this.status=`requested`:this.status===`deferred`&&this._requestImport()}};let go=null;function _o(){return go||=new ho,go}var vo=class{constructor(e,t){this.timeAdded=0,this.fadeEndTime=0,this.fadeOpacity=1,this.tileID=e,this.uid=we(),this.uses=0,this.tileSize=t,this.buckets={},this.expirationTime=null,this.queryPadding=0,this.hasSymbolBuckets=!1,this.hasRTLText=!1,this.dependencies={},this.rttObjects=[],this.rttFingerprint={},this.expiredRequestCount=0,this.state=`loading`,this.featureStateRevision=-1}isRenderable(e){return this.hasData()&&(!this.fadeEndTime||this.fadingDirection!==0||this.fadeOpacity>0)&&(e||!this.holdingForSymbolFade())}setCrossFadeLogic({fadingRole:e,fadingDirection:t,fadingParentID:n,fadeEndTime:r}){this.resetFadeLogic(),this.fadingRole=e,this.fadingDirection=t,this.fadingParentID=n,this.fadeEndTime=r}setSelfFadeLogic(e){this.resetFadeLogic(),this.selfFading=!0,this.fadeEndTime=e}resetFadeLogic(){this.fadingRole=null,this.fadingDirection=null,this.fadingParentID=null,this.selfFading=!1,this.timeAdded=W(),this.fadeEndTime=0,this.fadeOpacity=1}wasRequested(){return this.state===`errored`||this.state===`loaded`||this.state===`reloading`}clearTextures(e){this.demTexture&&e.saveTileTexture(this.demTexture),this.demTexture=null}getRTT(e){return this.rttObjects[e]}acquireRTT(e,t,n){return this.rttObjects[t]=e.acquireRTT(n)}releaseRTT(e){if(this.rttObjects.length!==0){for(let t of this.rttObjects)t&&e.releaseRTT(t);this.rttObjects.length=0}}loadVectorData(e,t,n){if(e?.etagUnmodified===!0){this.state=`loaded`;return}if(this.hasData()&&this.unloadVectorData(),this.state=`loaded`,!e){this.collisionBoxArray=new st;return}e.featureIndex&&(this.latestFeatureIndex=e.featureIndex,e.rawTileData?(this.latestRawTileData=e.rawTileData,this.latestEncoding=e.encoding,this.latestFeatureIndex.rawTileData=e.rawTileData,this.latestFeatureIndex.encoding=e.encoding):this.latestRawTileData&&(this.latestFeatureIndex.rawTileData=this.latestRawTileData,this.latestFeatureIndex.encoding=this.latestEncoding)),this.collisionBoxArray=e.collisionBoxArray,this.buckets=po(e.buckets,t?.style),this.hasSymbolBuckets=!1;for(let e in this.buckets){let t=this.buckets[e];if(t instanceof We){if(this.hasSymbolBuckets=!0,n)t.justReloaded=!0;else break}}if(this.hasRTLText=!1,this.hasSymbolBuckets)for(let e in this.buckets){let t=this.buckets[e];if(t instanceof We&&t.hasRTLText){this.hasRTLText=!0,_o().lazyLoad();break}}this.queryPadding=0;for(let e in this.buckets){let n=this.buckets[e];this.queryPadding=Math.max(this.queryPadding,t.style.getLayer(e).queryRadius(n))}e.imageAtlas&&(this.imageAtlas=e.imageAtlas),e.glyphAtlasImage&&(this.glyphAtlasImage=e.glyphAtlasImage),this.dashPositions=e.dashPositions}unloadVectorData(){for(let e in this.buckets)this.buckets[e].destroy();this.buckets={},this.imageAtlasTexture&&this.imageAtlasTexture.destroy(),this.glyphAtlasTexture&&this.glyphAtlasTexture.destroy(),this.imageAtlas=null,this.dashPositions=null,this.latestFeatureIndex=null,this.state=`unloaded`}getBucket(e){return this.buckets[e.id]}upload(e){for(let t in this.buckets){let n=this.buckets[t];n.uploadPending()&&n.upload(e)}let t=e.gl;this.imageAtlas&&!this.imageAtlas.uploaded&&(this.imageAtlasTexture=new xr(e,this.imageAtlas.image,t.RGBA),this.imageAtlas.uploaded=!0),this.glyphAtlasImage&&=(this.glyphAtlasTexture=new xr(e,this.glyphAtlasImage,t.ALPHA),null)}prepare(e){this.imageAtlas&&this.imageAtlas.patchUpdatedImages(e,this.imageAtlasTexture)}queryRenderedFeatures(e,t,n,r,i,a,o,s,c,l,u){return this.latestFeatureIndex?.rawTileData?this.latestFeatureIndex.query({queryGeometry:r,cameraQueryGeometry:i,scale:a,tileSize:this.tileSize,pixelPosMatrix:l,transform:s,params:o,queryPadding:this.queryPadding*c,getElevation:u},e,t,n):{}}querySourceFeatures(e,t){let n=this.latestFeatureIndex;if(!n?.rawTileData)return;let r=n.loadVTLayers(),i=t?.sourceLayer?t.sourceLayer:``,a=r._geojsonTileLayer||r[i];if(!a)return;let o=zt(t?.filter,`querySourceFeatures[${i}].filter`,t?.globalState),{z:s,x:l,y:u}=this.tileID.canonical,d={z:s,x:l,y:u};for(let t=0;te)n=!1;else if(!t)n=!0;else if(this.expirationTimethis.max[0]||e.aabb.min[1]>this.max[1]||e.aabb.min[2]>this.max[2]||e.aabb.max[0]0?(t+=e[r]*this.min[r],n+=e[r]*this.max[r]):(n+=e[r]*this.min[r],t+=e[r]*this.max[r]);return t>=0?2:n<0?0:1}},So=class 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t.setCrossFadeLogic({fadingRole:0,fadingDirection:1,fadingParentID:c.tileID,fadeEndTime:r+o}),c.setCrossFadeLogic({fadingRole:1,fadingDirection:0,fadeEndTime:r+o}),n[a.key]=a,!0}return!1}function zo(e,t,n,r,i,a){if(!t.hasData())return!1;let o=t.tileID.children(i),s=Bo(e,t,o,n,r,i,a);if(s)return!0;for(let c of o)Bo(e,t,c.children(i),n,r,i,a)&&(s=!0);return s}function Bo(e,t,n,r,i,a,o){if(n[0].overscaledZ>=a)return!1;let s=!1;for(let a of n){let n=e.getLoadedTile(a);if(!n)continue;let{fadingRole:c,fadingDirection:l,fadingParentID:u}=n;(c!==0||l!==0||!u)&&(n.setCrossFadeLogic({fadingRole:0,fadingDirection:0,fadingParentID:t.tileID,fadeEndTime:i+o}),t.setCrossFadeLogic({fadingRole:1,fadingDirection:1,fadeEndTime:i+o})),r[a.key]=a,s=!0}return s}function Vo(e,t,n,r){let i=e.tileID;if(e.selfFading)return!0;if(e.hasData())return!1;if(t.has(i)){let t=n+r;return e.setSelfFadeLogic(t),!0}return!1}function Ho(e,t){if(t<=0)return!1;let n=W();for(let t of e.getAllTiles())if(t.fadeEndTime>=n)return!0;return!1}function Uo(e,t){let n=t.getRenderableIds();for(let r of n){if(!e.neighboringTiles?.[r])continue;let n=t.getTileById(r);e.neighboringTiles[r].backfilled||Wo(e,n),!n.neighboringTiles?.[e.tileID.key]?.backfilled&&Wo(n,e)}}function Wo(e,t){e.needsHillshadePrepare=!0,e.needsTerrainPrepare=!0,e.needsColorReliefPrepare=!0;let n=t.tileID.canonical.x-e.tileID.canonical.x,r=t.tileID.canonical.y-e.tileID.canonical.y,i=2**e.tileID.canonical.z,a=t.tileID.key;(n!==0||r!==0)&&(Math.abs(r)>1||(Math.abs(n)>1&&(Math.abs(n+i)===1?n+=i:Math.abs(n-i)===1&&(n-=i)),t.dem&&e.dem&&(e.dem.backfillBorder(t.dem,n,r),e.neighboringTiles?.[a]&&(e.neighboringTiles[a].backfilled=!0))))}var Go=class{constructor(){this._tiles={}}handleWrapJump(e){let t={};for(let n in this._tiles){let r=this._tiles[n];r.tileID=r.tileID.unwrapTo(r.tileID.wrap+e),t[r.tileID.key]=r}this._tiles=t}setFeatureState(e,t,n){for(let r in 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c=Math.min(...s.map(e=>e.tileID.overscaledZ)),l=s.filter(e=>e.tileID.overscaledZ===c).map(e=>e.tileID);for(let e of l)t[e.key]=e;this._areDescendentsComplete(l,c,a.overscaledZ)||i.add(a)}return i}_getLoadedDescendents(e){let t={};for(let n of this._inViewTiles.getAllTiles().filter(e=>e.hasData()))for(let r of e)n.tileID.isChildOf(r)&&(t[r.key]||=[],t[r.key].push(n));return t}_areDescendentsComplete(e,t,n){return e.length===1&&e[0].isOverscaled()?e[0].overscaledZ===t:4**(t-n)===e.length}getLoadedTile(e){return this._inViewTiles.getLoadedTile(e)}updateCacheSize(e){let t=(Math.ceil(e.width/this._source.tileSize)+1)*(Math.ceil(e.height/this._source.tileSize)+1),n=this._maxTileCacheZoomLevels===null?o.MAX_TILE_CACHE_ZOOM_LEVELS:this._maxTileCacheZoomLevels,r=Math.floor(t*n),i=typeof this._maxTileCacheSize==`number`?Math.min(this._maxTileCacheSize,r):r;this._outOfViewCache.setMaxSize(i)}handleWrapJump(e){let t=(e-(this._prevLng===void 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Ht(e.canonical.z,e.wrap,e.canonical.z,e.canonical.x,e.canonical.y)):(n=Fo(e,{tileSize:this.usedForTerrain?this.tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.type===`vector`&&this.map._zoomLevelsToOverscale!==void 0?Math.max(this._source.maxzoom,e.maxZoom-this.map._zoomLevelsToOverscale):this._source.maxzoom,roundZoom:!this.usedForTerrain&&this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled,terrain:t,calculateTileZoom:this._source.calculateTileZoom,maxContentElevation:this._updateMaxContentElevation()}),this._source.hasTile&&(n=n.filter(e=>this._source.hasTile(e)))),this.usedForTerrain&&(n=this._addTerrainIdealTiles(n));let r=n.length===0&&!this._updated&&this._didEmitContent;this._updated=!0,r&&this.fire(new q(`data`,{sourceDataType:`idle`,sourceId:this.id}));let i=jo(e,this._source),a=this._updateRetainedTiles(n,i),o=Io(this._source.type);o&&this._rasterFadeDuration>0&&!t&&Lo(this._inViewTiles,n,a,this._maxFadingAncestorLevels,this._source.minzoom,this._source.maxzoom,this._rasterFadeDuration),o?this._cleanUpRasterTiles(a):this._cleanUpVectorTiles(a)}_cleanUpRasterTiles(e){for(let t of this._inViewTiles.getAllIds())e[t]||this._removeTile(t)}_cleanUpVectorTiles(e){for(let t of this._inViewTiles.getAllIds()){let n=this._inViewTiles.getTileById(t);if(e[t]){n.clearSymbolFadeHold();continue}if(!n.hasSymbolBuckets){this._removeTile(t);continue}n.holdingForSymbolFade()?n.symbolFadeFinished()&&this._removeTile(t):n.setSymbolHoldDuration(this.map._fadeDuration)}}_addTerrainIdealTiles(e){let t=[];for(let n of e)if(n.canonical.z>this._source.minzoom){let e=n.scaledTo(n.canonical.z-1);t.push(e);let r=n.scaledTo(Math.max(this._source.minzoom,Math.min(n.canonical.z,5)));t.push(r)}return e.concat(t)}releaseSymbolFadeTiles(){for(let e of this._inViewTiles.getAllIds())this._inViewTiles.getTileById(e).holdingForSymbolFade()&&this._removeTile(e)}_updateRetainedTiles(t,n){let r=/* @__PURE__ */ new Set;for(let e of t)this._addTile(e).hasData()||r.add(e);let i=t.reduce((e,t)=>(e[t.key]=t,e),{}),a=this._retainLoadedChildren(i,r),o={},s=Math.max(n-e.maxUnderzooming,this._source.minzoom);for(let e of a){let t=this._inViewTiles.getTileById(e.key),n=t?.wasRequested();for(let r=e.overscaledZ-1;r>=s;--r){let a=e.scaledTo(r);if(o[a.key])break;if(o[a.key]=!0,t=this.getTile(a),!t&&n&&(t=this._addTile(a)),t){let e=t.hasData();if((e||!this.map?.cancelPendingTileRequestsWhileZooming||n)&&(i[a.key]=a),n=t.wasRequested(),e)break}}}return i}_addTile(e){let t=this._inViewTiles.getTileById(e.key);if(t)return t;t=this._outOfViewCache.getAndRemove(e),t&&(t.resetFadeLogic(),this._setTileReloadTimer(e.key,t),t.tileID=e,this._state.initializeTileState(t,this.map?this.map.painter:null));let n=t;return t||(t=new vo(e,this._source.tileSize*e.overscaleFactor()),this._loadTile(t,e.key,t.state,!1)),t.uses++,this._inViewTiles.setTile(e.key,t),n||this._source.fire(new q(`dataloading`,{tile:t,coord:t.tileID})),t}_setTileReloadTimer(e,t){this._clearTileReloadTimer(e);let n=t.getExpiryTimeout();if(n){let t=()=>{this._reloadTile(e,`expired`),delete this._timers[e]};this._timers[e]=setTimeout(t,n)}}_clearTileReloadTimer(e){let t=this._timers[e];t&&(clearTimeout(t),delete this._timers[e])}_resetTileReloadTimers(){for(let e in this._timers)clearTimeout(this._timers[e]),delete this._timers[e];for(let e of this._inViewTiles.getAllIds()){let t=this._inViewTiles.getTileById(e);this._setTileReloadTimer(e,t)}}refreshTiles(e){for(let t of this._inViewTiles.getAllIds()){let n=this._inViewTiles.getTileById(t);(this._inViewTiles.isIdRenderable(t)||n.state==`errored`)&&e.some(e=>e.equals(n.tileID.canonical))&&this._reloadTile(t,`expired`)}}_removeTile(e){let t=this._inViewTiles.getTileById(e);t&&(t.uses--,this._inViewTiles.deleteTileById(e),this._clearTileReloadTimer(e),!(t.uses>0)&&(t.hasData()&&t.state!==`reloading`?this._outOfViewCache.add(t.tileID,t,t.getExpiryTimeout()):(t.aborted=!0,this._abortTile(t),this._unloadTile(t))))}_dataHandler(e){if(e.dataType===`source`){if(e.sourceDataType===`metadata`){this._sourceLoaded=!0;return}e.sourceDataType===`content`&&this._sourceLoaded&&!this._paused&&(this.reload(e.sourceDataChanged,e.shouldReloadTileOptions),this.transform&&this.update(this.transform,this.terrain),this._didEmitContent=!0)}}resetMaxContentElevation(){this._maxContentElevationSeen=0}clearTiles(){this._shouldReloadOnResume=!1,this._paused=!1,this.resetMaxContentElevation();for(let e of this._inViewTiles.getAllIds())this._removeTile(e);this._outOfViewCache.reset()}tilesIn(e,t,n){let r=[],i=this.transform;if(!i)return r;let a=i.getCoveringTilesDetailsProvider().allowWorldCopies(),o=n?i.getCameraQueryGeometry(e):e,s=e=>i.screenPointToMercatorCoordinate(e,this.terrain),c=this.transformBbox(e,s,!a),l=this.transformBbox(o,s,!a),u=this.getIds(),d=Rn.fromPoints(l);for(let e of u){let n=this._inViewTiles.getTileById(e);if(n.holdingForSymbolFade())continue;let o=a?[n.tileID]:[n.tileID.unwrapTo(-1),n.tileID.unwrapTo(0)],s=2**(i.zoom-n.tileID.overscaledZ),u=t*n.queryPadding*P/n.tileSize/s;for(let e of o){let t=d.map(t=>e.getTilePoint(new U(t.x,t.y)));if(t.expandBy(u),t.intersects(Qt)){let t=c.map(t=>e.getTilePoint(t)),i=l.map(t=>e.getTilePoint(t));r.push({tile:n,tileID:a?e:e.unwrapTo(0),queryGeometry:t,cameraQueryGeometry:i,scale:s})}}}return r}transformBbox(e,t,n){let r=e.map(t);if(n){let n=Rn.fromPoints(e);n.shrinkBy(Math.min(n.width(),n.height())*.001);let i=n.map(t);Rn.fromPoints(r).covers(i)||(r=r.map(e=>e.x>.5?new U(e.x-1,e.y,e.z):e))}return r}getVisibleCoordinates(e){let t=this.getRenderableIds(e).map(e=>this._inViewTiles.getTileById(e).tileID);return this.transform&&this.transform.populateCache(t),t}hasTransition(){return this._source.hasTransition()?!0:Io(this._source.type)&&Ho(this._inViewTiles,this._rasterFadeDuration)}setRasterFadeDuration(e){this._rasterFadeDuration=e}setFeatureState(e,t,n){e||=qn,this._state.updateState(e,t,n)}removeFeatureState(e,t,n){e||=qn,this._state.removeFeatureState(e,t,n)}getFeatureState(e,t){return e||=qn,this._state.getState(e,t)}setDependencies(e,t,n){let r=this._inViewTiles.getTileById(e);r&&r.setDependencies(t,n)}reloadTilesForDependencies(e,t){for(let n of this._inViewTiles.getAllIds())this._inViewTiles.getTileById(n).hasDependency(e,t)&&this._reloadTile(n,`reloading`);this._outOfViewCache.filter(n=>!n.hasDependency(e,t))}areTilesLoaded(){for(let e of this._inViewTiles.getAllTiles())if(e.state!==`loaded`&&e.state!==`errored`)return!1;return!0}},qo=class{constructor(e,t){this.reset(e,t)}reset(e,t){this.points=e||[],this._distances=[0];for(let e=1;e0?(r-a)/o:0;return this.points[i].mult(1-s).add(this.points[t].mult(s))}};function Jo(e,t,n,r,i){return i?e?e(t,n)+r:r===0?void 0:r:r}function Yo(e,t){let n=!0;return e===`always`||(e===`never`||t===`never`)&&(n=!1),n}var Xo=class{constructor(e,t,n){let r=this.boxCells=[],i=this.circleCells=[];this.xCellCount=Math.ceil(e/n),this.yCellCount=Math.ceil(t/n);for(let e=0;ethis.width||r<0||t>this.height)return[];let s=[];if(e<=0&&t<=0&&this.width<=n&&this.height<=r){if(i)return[{key:null,x1:e,y1:t,x2:n,y2:r}];for(let e=0;e0}hitTestCircle(e,t,n,r,i){let a=e-n,o=e+n,s=t-n,c=t+n;if(o<0||a>this.width||c<0||s>this.height)return!1;let l=[],u={hitTest:!0,overlapMode:r,circle:{x:e,y:t,radius:n},seenUids:{box:{},circle:{}}};return this._forEachCell(a,s,o,c,this._queryCellCircle,l,u,i),l.length>0}_queryCell(e,t,n,r,i,a,o,s){let{seenUids:c,hitTest:l,overlapMode:u}=o,d=this.boxCells[i],f=1e-6;if(d!==null){let i=this.bboxes;for(let o of d)if(!c.box[o]){c.box[o]=!0;let d=o*4,p=this.boxKeys[o];if(e<=i[d+2]+f&&t<=i[d+3]+f&&n>=i[d+0]-f&&r>=i[d+1]-f&&(!s||s(p))&&(!l||!Yo(u,p.overlapMode))&&(a.push({key:p,x1:i[d],y1:i[d+1],x2:i[d+2],y2:i[d+3]}),l))return!0}}let p=this.circleCells[i];if(p!==null){let i=this.circles;for(let o of p)if(!c.circle[o]){c.circle[o]=!0;let d=o*3,f=this.circleKeys[o];if(this._circleAndRectCollide(i[d],i[d+1],i[d+2],e,t,n,r)&&(!s||s(f))&&(!l||!Yo(u,f.overlapMode))){let e=i[d],t=i[d+1],n=i[d+2];if(a.push({key:f,x1:e-n,y1:t-n,x2:e+n,y2:t+n}),l)return!0}}}return!1}_queryCellCircle(e,t,n,r,i,a,o,s){let{circle:c,seenUids:l,overlapMode:u}=o,d=this.boxCells[i];if(d!==null){let e=this.bboxes;for(let t of d)if(!l.box[t]){l.box[t]=!0;let n=t*4,r=this.boxKeys[t];if(this._circleAndRectCollide(c.x,c.y,c.radius,e[n+0],e[n+1],e[n+2],e[n+3])&&(!s||s(r))&&!Yo(u,r.overlapMode))return a.push(!0),!0}}let f=this.circleCells[i];if(f!==null){let e=this.circles;for(let t of f)if(!l.circle[t]){l.circle[t]=!0;let n=t*3,r=this.circleKeys[t];if(this._circlesCollide(e[n],e[n+1],e[n+2],c.x,c.y,c.radius)&&(!s||s(r))&&!Yo(u,r.overlapMode))return a.push(!0),!0}}}_forEachCell(e,t,n,r,i,a,o,s){let c=this._convertToXCellCoord(e),l=this._convertToYCellCoord(t),u=this._convertToXCellCoord(n),d=this._convertToYCellCoord(r);for(let f=c;f<=u;f++)for(let c=l;c<=d;c++){let l=this.xCellCount*c+f;if(i.call(this,e,t,n,r,l,a,o,s))return}}_convertToXCellCoord(e){return Math.max(0,Math.min(this.xCellCount-1,Math.floor(e*this.xScale)))}_convertToYCellCoord(e){return Math.max(0,Math.min(this.yCellCount-1,Math.floor(e*this.yScale)))}_circlesCollide(e,t,n,r,i,a){let o=r-e,s=i-t,c=n+a;return c*c>o*o+s*s}_circleAndRectCollide(e,t,n,r,i,a,o){let s=(a-r)/2,c=Math.abs(e-(r+s));if(c>s+n)return!1;let l=(o-i)/2,u=Math.abs(t-(i+l));if(u>l+n)return!1;if(c<=s||u<=l)return!0;let d=c-s,f=u-l;return d*d+f*f<=n*n}};function Zo(e,t){let n=1/(t[0]*t[0]+t[1]*t[1]+t[2]*t[2]),r=1/(t[8]*t[8]+t[9]*t[9]+t[10]*t[10]),i=t[0]*n,a=t[4]*n,o=t[8]*r,s=t[1]*n,c=t[5]*n,l=t[9]*r,u=t[2]*n,d=t[6]*n,f=t[10]*r;e[0]=i,e[1]=a,e[2]=o,e[4]=s,e[5]=c,e[6]=l,e[8]=u,e[9]=d,e[10]=f;let p=t[12],m=t[13],h=t[14];return e[12]=-i*p-s*m-u*h,e[13]=-a*p-c*m-d*h,e[14]=-o*p-l*m-f*h,e[3]=0,e[7]=0,e[11]=0,e[15]=1,e}function Qo(e,t){return e[0]=1/t[0],e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1/t[5],e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=0,e[11]=1/t[14],e[12]=0,e[13]=0,e[14]=-1,e[15]=t[10]/t[14],e}function $o(e,t){let n=1/(t[0]*t[5]-t[1]*t[4]);return e[0]=t[5]*n,e[1]=-t[1]*n,e[2]=0,e[3]=0,e[4]=-t[4]*n,e[5]=t[0]*n,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1/t[10],e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1/t[15],e}const es=cr();function ts(e,t,n){let r=cr();if(!e){let{vecSouth:e,vecEast:n}=rs(t),i=jr();i[0]=n[0],i[1]=n[1],i[2]=e[0],i[3]=e[1],Mr(i,i),r[0]=i[0],r[1]=i[1],r[4]=i[2],r[5]=i[3]}return a(r,r,[1/n,1/n,1]),r}function ns(e,t,n,r){if(e){let e=cr();if(!t){let{vecSouth:t,vecEast:r}=rs(n);e[0]=r[0],e[1]=r[1],e[4]=t[0],e[5]=t[1]}return a(e,e,[r,r,1]),e}return n.pixelsToClipSpaceMatrix}function rs(e){let t=Math.cos(e.rollInRadians),n=Math.sin(e.rollInRadians),r=Math.cos(e.pitchInRadians),i=Math.cos(e.bearingInRadians),a=Math.sin(e.bearingInRadians),o=He();o[0]=-i*r*n-a*t,o[1]=-a*r*n+i*t;let s=Or(o);s<1e-9?re(o):d(o,o,1/s);let c=He();c[0]=i*r*t-a*n,c[1]=a*r*t+i*n;let l=Or(c);return l<1e-9?re(c):d(c,c,1/l),{vecEast:c,vecSouth:o}}function is(e,t,n){return Jo(e.getElevation,t,n,e.heightOffset??0,e.heightAnchorGround??!0)}function as(e,t,n,r){let i;r==null?(i=[e,t,0,1],Ss(i,i,n)):(i=[e,t,r,1],vt(i,i,n));let a=i[3];return{point:new N(i[0]/a,i[1]/a),signedDistanceFromCamera:a,isOccluded:!1}}function os(e,t){return .5+e/t*.5}function ss(e,t){return e.x>=-t[0]&&e.x<=t[0]&&e.y>=-t[1]&&e.y<=t[1]}function cs(e,t,n,r,a,o,s,c,l,u,d,f,p){let m=n?e.textSizeData:e.iconSizeData,h=i(m,t.transform.zoom),g=[256/t.width*2+1,256/t.height*2+1],_=n?e.text.dynamicLayoutVertexArray:e.icon.dynamicLayoutVertexArray;_.clear();let v=e.lineVertexArray,y=n?e.text.placedSymbolArray:e.icon.placedSymbolArray,b=t.transform.width/t.transform.height,x=!1;for(let n=0;nMath.abs(n.x-t.x)*r?{useVertical:!0}:(e===2?t.yn.x)?{needsFlipping:!0}:null}function ds(e){let{projectionContext:t,pitchedLabelPlaneMatrixInverse:n,symbol:r,fontSize:i,flip:a,keepUpright:o,glyphOffsetArray:s,dynamicLayoutVertexArray:c,aspectRatio:l,rotateToLine:u}=e,d=i/24,f=r.lineOffsetX*d,m=r.lineOffsetY*d,h;if(r.numGlyphs>1){let e=r.glyphStartIndex+r.numGlyphs,i=r.lineStartIndex,c=r.lineStartIndex+r.lineLength,p=ls(d,s,f,m,a,r,u,t);if(!p)return{notEnoughRoom:!0};let g=hs(p.first.point.x,p.first.point.y,t,n),_=hs(p.last.point.x,p.last.point.y,t,n);if(o&&!a){let 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s.projectionCache.offsets[e]=An(a,l,f,p)||l,s.projectionCache.offsets[e]}function ys(e,t,n,r,i,a,o,s,c){let l=r?e-t:e+t,u=l>0?1:-1,d=0;r&&(u*=-1,d=Math.PI),u<0&&(d+=Math.PI);let f=u>0?a+i:a+i+1,p;s.projectionCache.cachedAnchorPoint?p=s.projectionCache.cachedAnchorPoint:(p=ms(s.tileAnchorPoint.x,s.tileAnchorPoint.y,s).point,s.projectionCache.cachedAnchorPoint=p);let m=p,h=p,g,_,v=0,y=0,b=Math.abs(l),x=[],S;for(;v+y<=b;){if(f+=u,f=o)return null;v+=y,h=m,_=g;let e={absOffsetX:b,direction:u,distanceFromAnchor:v,previousVertex:h};if(m=ps(f,s,e),n===0)x.push(h),S=m.sub(h);else{let t,r=m.sub(h);t=r.mag()===0?_s(ps(f+u,s,e).sub(m),n,u):_s(r,n,u),_||=h.add(t),g=vs(f,t,m,a,o,_,n,s,e),x.push(_),S=g.sub(_)}y=S.mag()}let C=(b-v)/y,w=S._mult(C)._add(_||h),T=d+Math.atan2(m.y-h.y,m.x-h.x);return x.push(w),{point:w,angle:c?T:0,path:x}}const bs=new Float32Array([-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0]);function xs(e,t){for(let n=0;n{let r=as(e.x,e.y,n,is(t,e.x,e.y)),i=t.transform.projectTileCoordinates(r.point.x,r.point.y,t.unwrappedTileID,is(t,r.point.x,r.point.y));return i.point.x=(i.point.x*.5+.5)*t.width,i.point.y=(-i.point.y*.5+.5)*t.height,i})}function ws(e){let t=0,n=0,r=0,i=0;for(let a=0;an&&(n=i,t=r));return e.slice(t,t+n)}var Ts=class{constructor(e,t=new Xo(e.width+200,e.height+200,25),n=new Xo(e.width+200,e.height+200,25)){this.transform=e,this.grid=t,this.ignoredGrid=n,this.pitchFactor=Math.cos(e.pitch*Math.PI/180)*e.cameraToCenterDistance,this.screenRightBoundary=e.width+100,this.screenBottomBoundary=e.height+100,this.gridRightBoundary=e.width+200,this.gridBottomBoundary=e.height+200,this.perspectiveRatioCutoff=.6}placeCollisionBox(e,t,n,r,i,a,o,s,c,l,u,d,f=0,p=!0){let m=e.anchorPointX+s[0],h=e.anchorPointY+s[1],g=this.projectAndGetPerspectiveRatio(m,h,i,Jo(l,m,h,f,p),d),_=n*g.perspectiveRatio,v;if(!a&&!o){let t=g.x+(u?u.x*_:0),n=g.y+(u?u.y*_:0);v={allPointsOccluded:!1,box:[t+e.x1*_,n+e.y1*_,t+e.x2*_,n+e.y2*_]}}else v=this._projectCollisionBox(e,_,r,i,a,o,s,g,l,u,d,f,p);let[y,b,x,S]=v.box,C=a?v.allPointsOccluded:g.isOccluded,w=C;return w||=g.perspectiveRatio=1;e--)f.push(a.path[e]);for(let e=1;ee.signedDistanceFromCamera<=0)?[]:e.map(e=>e.point)}let h=[];if(f.length>0){let e=f[0].clone(),t=f[0].clone();for(let n=1;n=n.x&&t.x<=r.x&&e.y>=n.y&&t.y<=r.y?[f]:t.xr.x||t.yr.y?[]:De([f],n.x,n.y,r.x,r.y)}for(let n of h){i.reset(n,t*.25);let r=0;r=i.length<=.5*t?1:Math.ceil(i.paddedLength/p)+1;for(let n=0;n=this.screenRightBoundary||r<100||t>this.screenBottomBoundary}isInsideGrid(e,t,n,r){return n>=0&&e=0&&tthis.projectAndGetPerspectiveRatio(e.x,e.y,r,Jo(c,e.x,e.y,f,p),d));j=e.some(e=>!e.isOccluded),A=e.map(e=>new N(e.x,e.y))}else j=!0;return{box:Gn(A),allPointsOccluded:!j}}},Es=class{constructor(e,t,n,r){this.opacity=e?Math.max(0,Math.min(1,e.opacity+(e.placed?t:-t))):r&&n?1:0,this.placed=n}isHidden(){return this.opacity===0&&!this.placed}},Ds=class{constructor(e,t,n,r,i){this.text=new Es(e?e.text:null,t,n,i),this.icon=new Es(e?e.icon:null,t,r,i)}isHidden(){return this.text.isHidden()&&this.icon.isHidden()}},Os=class{constructor(e,t,n){this.text=e,this.icon=t,this.skipFade=n}},ks=class{constructor(e,t,n,r,i){this.bucketInstanceId=e,this.featureIndex=t,this.sourceLayerIndex=n,this.bucketIndex=r,this.tileID=i}},As=class{constructor(e){this.crossSourceCollisions=e,this.maxGroupID=0,this.collisionGroups={}}get(e){if(this.crossSourceCollisions)return{ID:0,predicate:null};if(!this.collisionGroups[e]){let t=++this.maxGroupID;this.collisionGroups[e]={ID:t,predicate:e=>e.collisionGroupID===t}}return this.collisionGroups[e]}};function js(e,t,n,r,i){let{horizontalAlign:a,verticalAlign:o}=xe(e),s=-(a-.5)*t,c=-(o-.5)*n;return new N(s+r[0]*i,c+r[1]*i)}var Ms=class{constructor(e,t,n,r,i){this.transform=e.clone(),this.terrain=t,this.collisionIndex=new Ts(this.transform),this.placements={},this.opacities={},this.variableOffsets={},this.stale=!1,this.commitTime=0,this.fadeDuration=n,this.retainedQueryData={},this.collisionGroups=new As(r),this.collisionCircleArrays={},this.collisionBoxArrays=/* @__PURE__ */ new Map,this.prevPlacement=i,i&&(i.prevPlacement=void 0),this.placedOrientations={}}_getTerrainElevationFunc(e){let t=this.terrain;if(t)return(n,r)=>t.getElevation(e,n,r)}getBucketParts(e,t,n,r){let a=n.getBucket(t),o=n.latestFeatureIndex;if(!a||!o||t.id!==a.layerIds[0])return;let s=n.collisionBoxArray,c=a.layers[0].layout,l=a.layers[0].paint,u=2**(this.transform.zoom-n.tileID.overscaledZ),d=n.tileSize/P,f=n.tileID.toUnwrapped(),p=c.get(`text-rotation-alignment`)===`map`,m=ce(n,1,this.transform.zoom),h=hn(this.collisionIndex.transform,n,l.get(`text-translate`),l.get(`text-translate-anchor`)),g=hn(this.collisionIndex.transform,n,l.get(`icon-translate`),l.get(`icon-translate-anchor`)),_=ts(p,this.transform,m);this.retainedQueryData[a.bucketInstanceId]=new ks(a.bucketInstanceId,o,a.sourceLayerIndex,a.index,n.tileID);let v={bucket:a,layout:c,translationText:h,translationIcon:g,unwrappedTileID:f,pitchedLabelPlaneMatrix:_,scale:u,textPixelRatio:d,holdingForFade:n.holdingForSymbolFade(),collisionBoxArray:s,partiallyEvaluatedTextSize:i(a.textSizeData,this.transform.zoom),collisionGroup:this.collisionGroups.get(a.sourceID)};if(r)for(let t of a.sortKeyRanges){let{sortKey:n,symbolInstanceStart:r,symbolInstanceEnd:i}=t;e.push({sortKey:n,symbolInstanceStart:r,symbolInstanceEnd:i,parameters:v})}else e.push({symbolInstanceStart:0,symbolInstanceEnd:a.symbolInstances.length,parameters:v})}attemptAnchorPlacement(e,t,n,r,i,a,o,s,c,l,u,d,f,p,m,h,g,_,v,y,b,x){let C=S[e.textAnchor],w=[e.textOffset0,e.textOffset1],T=js(C,n,r,w,i),E=this.collisionIndex.placeCollisionBox(t,d,s,c,l,o,a,h,u.predicate,v,T,y,b,x);if((!_||this.collisionIndex.placeCollisionBox(_,d,s,c,l,o,a,g,u.predicate,v,T,y,b,x).placeable)&&E.placeable){let e;if(this.prevPlacement?.variableOffsets[f.crossTileID]&&this.prevPlacement?.placements[f.crossTileID]?.text&&(e=this.prevPlacement.variableOffsets[f.crossTileID].anchor),f.crossTileID===0)throw Error(`symbolInstance.crossTileID can't be 0`);return this.variableOffsets[f.crossTileID]={textOffset:w,width:n,height:r,anchor:C,textBoxScale:i,prevAnchor:e},this.markUsedJustification(p,C,f,m),p.allowVerticalPlacement&&(this.markUsedOrientation(p,m,f),this.placedOrientations[f.crossTileID]=m),{shift:T,placedGlyphBoxes:E}}}placeLayerBucketPart(e,t,n){let{bucket:r,layout:i,translationText:a,translationIcon:o,unwrappedTileID:s,pitchedLabelPlaneMatrix:c,textPixelRatio:l,holdingForFade:u,collisionBoxArray:d,partiallyEvaluatedTextSize:f,collisionGroup:p}=e.parameters,m=i.get(`text-optional`),h=i.get(`icon-optional`),g=fr(i,`text-overlap`,`text-allow-overlap`),_=g===`always`,v=fr(i,`icon-overlap`,`icon-allow-overlap`),y=v===`always`,b=i.get(`text-rotation-alignment`)===`map`,x=i.get(`text-pitch-alignment`)===`map`,C=i.get(`icon-text-fit`)!==`none`,w=i.get(`symbol-z-order`)===`viewport-y`,T=i.get(`symbol-height-anchor`)===`ground`,E=_&&(y||!r.hasIconData()||h),D=y&&(_||!r.hasTextData()||m);!r.collisionArrays&&d&&r.deserializeCollisionBoxes(d);let O=this.retainedQueryData[r.bucketInstanceId].tileID,k=this._getTerrainElevationFunc(O),A=this.transform.getFastPathSimpleProjectionMatrix(O),j=(e,d,y)=>{if(t[e.crossTileID])return;if(u){this.placements[e.crossTileID]=new Os(!1,!1,!1);return}let w=e.heightOffset,j=!1,M=!1,ee=!0,te=null,ne={box:null,placeable:!1,offscreen:null,occluded:!1},re={box:null,placeable:!1,offscreen:null},ie=null,ae=null,oe=null,se=0,ce=0,le=0;d.textFeatureIndex?se=d.textFeatureIndex:e.useRuntimeCollisionCircles&&(se=e.featureIndex),d.verticalTextFeatureIndex&&(ce=d.verticalTextFeatureIndex);let ue=d.textBox;if(ue){let t=t=>{let n=1;if(r.allowVerticalPlacement&&!t&&this.prevPlacement){let t=this.prevPlacement.placedOrientations[e.crossTileID];t&&(this.placedOrientations[e.crossTileID]=t,n=t,this.markUsedOrientation(r,n,e))}return n},i=(t,n)=>{if(r.allowVerticalPlacement&&e.numVerticalGlyphVertices>0&&d.verticalTextBox){for(let e of r.writingModes)if(e===2?(ne=n(),re=ne):ne=t(),ne?.placeable)break}else ne=t()},c=e.textAnchorOffsetStartIndex,u=e.textAnchorOffsetEndIndex;if(u===c){let n=(t,n)=>{let i=this.collisionIndex.placeCollisionBox(t,g,l,O,s,x,b,a,p.predicate,k,void 0,A,w,T);return i?.placeable&&(this.markUsedOrientation(r,n,e),this.placedOrientations[e.crossTileID]=n),i};i(()=>n(ue,1),()=>{let t=d.verticalTextBox;return r.allowVerticalPlacement&&e.numVerticalGlyphVertices>0&&t?n(t,2):{box:null,offscreen:null}}),t(ne?.placeable)}else{let f=S[this.prevPlacement?.variableOffsets[e.crossTileID]?.anchor],m=(t,i,d)=>{let m=t.x2-t.x1,h=t.y2-t.y1,_=e.textBoxScale,y=C&&v===`never`?i:null,S=null,E=g===`never`?1:2,D=`never`;f&&E++;for(let n=0;nm(ue,d.iconBox,1),()=>{let t=d.verticalTextBox,n=ne?.placeable;return r.allowVerticalPlacement&&!n&&e.numVerticalGlyphVertices>0&&t?m(t,d.verticalIconBox,2):{box:null,occluded:!0,offscreen:null}}),ne&&(j=ne.placeable,ee=ne.offscreen);let h=t(ne?.placeable);if(!j&&this.prevPlacement){let t=this.prevPlacement.variableOffsets[e.crossTileID];t&&(this.variableOffsets[e.crossTileID]=t,this.markUsedJustification(r,t.anchor,e,h))}}}if(ie=ne,j=ie?.placeable,ee=ie?.offscreen,e.useRuntimeCollisionCircles&&e.centerJustifiedTextSymbolIndex>=0){let t=r.text.placedSymbolArray.get(e.centerJustifiedTextSymbolIndex),o=gn(r.textSizeData,f,t),l=i.get(`text-padding`),u=e.collisionCircleDiameter;ae=this.collisionIndex.placeCollisionCircles(g,t,r.lineVertexArray,r.glyphOffsetArray,o,s,c,n,x,p.predicate,u,l,a,k),ae.circles.length&&ae.collisionDetected&&!n&&I(`Collisions detected, but collision boxes are not shown`),j=_||ae.circles.length>0&&!ae.collisionDetected,ee&&=ae.offscreen}if(d.iconFeatureIndex&&(le=d.iconFeatureIndex),d.iconBox){let e=e=>this.collisionIndex.placeCollisionBox(e,v,l,O,s,x,b,o,p.predicate,k,C&&te?te:void 0,A,w,T);re&&re.placeable&&d.verticalIconBox?(oe=e(d.verticalIconBox),M=oe.placeable):(oe=e(d.iconBox),M=oe.placeable),ee&&=oe.offscreen}let de=m||e.numHorizontalGlyphVertices===0&&e.numVerticalGlyphVertices===0,fe=h||e.numIconVertices===0;!de&&!fe?M=j=M&&j:fe?de||(M&&=j):j=M&&j;let pe=j&&ie.placeable,me=M&&oe.placeable;if(pe&&(re&&re.placeable&&ce?this.collisionIndex.insertCollisionBox(ie.box,g,i.get(`text-ignore-placement`),r.bucketInstanceId,ce,p.ID):this.collisionIndex.insertCollisionBox(ie.box,g,i.get(`text-ignore-placement`),r.bucketInstanceId,se,p.ID)),me&&this.collisionIndex.insertCollisionBox(oe.box,v,i.get(`icon-ignore-placement`),r.bucketInstanceId,le,p.ID),ae&&j&&this.collisionIndex.insertCollisionCircles(ae.circles,g,i.get(`text-ignore-placement`),r.bucketInstanceId,se,p.ID),n&&this.storeCollisionData(r.bucketInstanceId,y,d,ie,oe,ae),e.crossTileID===0)throw Error(`symbolInstance.crossTileID can't be 0`);if(r.bucketInstanceId===0)throw Error(`bucket.bucketInstanceId can't be 0`);let he=(j||E)&&!ie?.occluded,ge=(M||D)&&!oe?.occluded;this.placements[e.crossTileID]=new Os(he,ge,ee||r.justReloaded),t[e.crossTileID]=!0};if(w){if(e.symbolInstanceStart!==0)throw Error(`bucket.bucketInstanceId should be 0`);let t=r.getSortedSymbolIndexes(-this.transform.bearingInRadians);for(let e=t.length-1;e>=0;--e){let n=t[e];j(r.symbolInstances.get(n),r.collisionArrays[n],n)}}else for(let t=e.symbolInstanceStart;t=0&&(a>=0&&t!==a?e.text.placedSymbolArray.get(t).crossTileID=0:e.text.placedSymbolArray.get(t).crossTileID=n.crossTileID)}markUsedOrientation(e,t,n){let r=t===1||t===3?t:0,i=t===2?t:0,a=[n.leftJustifiedTextSymbolIndex,n.centerJustifiedTextSymbolIndex,n.rightJustifiedTextSymbolIndex];for(let t of a)e.text.placedSymbolArray.get(t).placedOrientation=r;n.verticalPlacedTextSymbolIndex&&(e.text.placedSymbolArray.get(n.verticalPlacedTextSymbolIndex).placedOrientation=i)}commit(e){this.commitTime=e,this.zoomAtLastRecencyCheck=this.transform.zoom;let t=this.prevPlacement,n=!1;this.prevZoomAdjustment=t?t.zoomAdjustment(this.transform.zoom):0;let r=t?t.symbolFadeChange(e):1,i=t?t.opacities:{},a=t?t.variableOffsets:{},o=t?t.placedOrientations:{};for(let e in this.placements){let t=this.placements[e],a=i[e];a?(this.opacities[e]=new Ds(a,r,t.text,t.icon),n||=t.text!==a.text.placed,n||=t.icon!==a.icon.placed):(this.opacities[e]=new Ds(null,r,t.text,t.icon,t.skipFade),n||=t.text||t.icon)}for(let e in i){let t=i[e];if(!this.opacities[e]){let i=new Ds(t,r,!1,!1);i.isHidden()||(this.opacities[e]=i,n||=t.text.placed,n||=t.icon.placed)}}for(let e in a)!this.variableOffsets[e]&&this.opacities[e]&&!this.opacities[e].isHidden()&&(this.variableOffsets[e]=a[e]);for(let e in o)!this.placedOrientations[e]&&this.opacities[e]&&!this.opacities[e].isHidden()&&(this.placedOrientations[e]=o[e]);if(t&&t.lastPlacementChangeTime===void 0)throw Error(`Last placement time for previous placement is not defined`);n?this.lastPlacementChangeTime=e:typeof this.lastPlacementChangeTime!=`number`&&(this.lastPlacementChangeTime=t?t.lastPlacementChangeTime:e)}updateLayerOpacities(e,t){let n={};for(let r of t){let t=r.getBucket(e);t&&r.latestFeatureIndex&&e.id===t.layerIds[0]&&this.updateBucketOpacities(t,r.tileID,n,r.collisionBoxArray)}}updateBucketOpacities(e,t,n,r){e.hasTextData()&&(e.text.opacityVertexArray.clear(),e.text.hasVisibleVertices=!1),e.hasIconData()&&(e.icon.opacityVertexArray.clear(),e.icon.hasVisibleVertices=!1),e.hasIconCollisionBoxData()&&e.iconCollisionBox.collisionVertexArray.clear(),e.hasTextCollisionBoxData()&&e.textCollisionBox.collisionVertexArray.clear();let i=e.layers[0],a=i.layout,o=new Ds(null,0,!1,!1,!0),s=a.get(`text-allow-overlap`),c=a.get(`icon-allow-overlap`),l=i._unevaluatedLayout.hasValue(`text-variable-anchor`)||i._unevaluatedLayout.hasValue(`text-variable-anchor-offset`),u=a.get(`text-rotation-alignment`)===`map`,d=a.get(`text-pitch-alignment`)===`map`,f=a.get(`icon-text-fit`)!==`none`,p=new Ds(null,0,s&&(c||!e.hasIconData()||a.get(`icon-optional`)),c&&(s||!e.hasTextData()||a.get(`text-optional`)),!0);!e.collisionArrays&&r&&(e.hasIconCollisionBoxData()||e.hasTextCollisionBoxData())&&e.deserializeCollisionBoxes(r);let m=(e,t,n)=>{for(let r=0;r0||a>0,v=r.numIconVertices>0,y=this.placedOrientations[r.crossTileID],b=y===2,x=y===1||y===3;if(_){let t=Rs(g.text),n=b?zs:t;m(e.text,i,n);let o=x?zs:t;m(e.text,a,o);let s=g.text.isHidden(),c=[r.rightJustifiedTextSymbolIndex,r.centerJustifiedTextSymbolIndex,r.leftJustifiedTextSymbolIndex];for(let t of c)t>=0&&(e.text.placedSymbolArray.get(t).hidden=s||b?1:0);r.verticalPlacedTextSymbolIndex>=0&&(e.text.placedSymbolArray.get(r.verticalPlacedTextSymbolIndex).hidden=s||x?1:0);let l=this.variableOffsets[r.crossTileID];l&&this.markUsedJustification(e,l.anchor,r,y);let u=this.placedOrientations[r.crossTileID];u&&(this.markUsedJustification(e,`left`,r,u),this.markUsedOrientation(e,u,r))}if(v){let t=Rs(g.icon),n=!(f&&r.verticalPlacedIconSymbolIndex&&b);if(r.placedIconSymbolIndex>=0){let i=n?t:zs;m(e.icon,r.numIconVertices,i),e.icon.placedSymbolArray.get(r.placedIconSymbolIndex).hidden=g.icon.isHidden()}if(r.verticalPlacedIconSymbolIndex>=0){let i=n?zs:t;m(e.icon,r.numVerticalIconVertices,i),e.icon.placedSymbolArray.get(r.verticalPlacedIconSymbolIndex).hidden=g.icon.isHidden()}}let S=h?.has(t)?h.get(t):{text:null,icon:null};if(e.hasIconCollisionBoxData()||e.hasTextCollisionBoxData()){let n=e.collisionArrays[t];if(n){let t=new N(0,0);if(n.textBox||n.verticalTextBox){let r=!0;if(l){let e=this.variableOffsets[s];e?(t=js(e.anchor,e.width,e.height,e.textOffset,e.textBoxScale),u&&t._rotate(d?-this.transform.bearingInRadians:this.transform.bearingInRadians)):r=!1}if(n.textBox||n.verticalTextBox){let i;n.textBox&&(i=b),n.verticalTextBox&&(i=x),Ns(e.textCollisionBox.collisionVertexArray,g.text.placed,!r||i,S.text,t.x,t.y)}}if(n.iconBox||n.verticalIconBox){let r=!(x||!n.verticalIconBox),i;n.iconBox&&(i=r),n.verticalIconBox&&(i=!r),Ns(e.iconCollisionBox.collisionVertexArray,g.icon.placed,i,S.icon,f?t.x:0,f?t.y:0)}}}}if(e.sortFeatures(-this.transform.bearingInRadians),this.retainedQueryData[e.bucketInstanceId]&&(this.retainedQueryData[e.bucketInstanceId].featureSortOrder=e.featureSortOrder),e.hasTextData()&&e.text.opacityVertexBuffer&&e.text.opacityVertexBuffer.updateData(e.text.opacityVertexArray),e.hasIconData()&&e.icon.opacityVertexBuffer&&e.icon.opacityVertexBuffer.updateData(e.icon.opacityVertexArray),e.hasIconCollisionBoxData()&&e.iconCollisionBox.collisionVertexBuffer&&e.iconCollisionBox.collisionVertexBuffer.updateData(e.iconCollisionBox.collisionVertexArray),e.hasTextCollisionBoxData()&&e.textCollisionBox.collisionVertexBuffer&&e.textCollisionBox.collisionVertexBuffer.updateData(e.textCollisionBox.collisionVertexArray),e.text.opacityVertexArray.length!==e.text.layoutVertexArray.length/4)throw Error(`bucket.text.opacityVertexArray.length (= ${e.text.opacityVertexArray.length}) !== bucket.text.layoutVertexArray.length (= ${e.text.layoutVertexArray.length}) / 4`);if(e.icon.opacityVertexArray.length!==e.icon.layoutVertexArray.length/4)throw Error(`bucket.icon.opacityVertexArray.length (= ${e.icon.opacityVertexArray.length}) !== bucket.icon.layoutVertexArray.length (= ${e.icon.layoutVertexArray.length}) / 4`);e.bucketInstanceId in this.collisionCircleArrays&&(e.collisionCircleArray=this.collisionCircleArrays[e.bucketInstanceId],delete this.collisionCircleArrays[e.bucketInstanceId])}symbolFadeChange(e){return this.fadeDuration===0?1:(e-this.commitTime)/this.fadeDuration+this.prevZoomAdjustment}zoomAdjustment(e){return Math.max(0,(this.transform.zoom-e)/1.5)}hasTransitions(e){return this.stale||e-this.lastPlacementChangeTimee}setStale(){this.stale=!0}};function Ns(e,t,n,r,i,a){(!r||r.length===0)&&(r=[0,0,0,0]);let o=r[0]-100,s=r[1]-100,c=r[2]-100,l=r[3]-100;e.emplaceBack(+!!t,+!!n,i||0,a||0,o,s),e.emplaceBack(+!!t,+!!n,i||0,a||0,c,s),e.emplaceBack(+!!t,+!!n,i||0,a||0,c,l),e.emplaceBack(+!!t,+!!n,i||0,a||0,o,l)}const Ps=2**25,Fs=2**24,Is=2**17,Ls=2**16;function Rs(e){if(e.opacity===0&&!e.placed)return 0;if(e.opacity===1&&e.placed)return 4294967295;let t=+!!e.placed,n=Math.floor(e.opacity*127);return n*Ps+t*Fs+n*Is+t*Ls+n*512+t*256+n*2+t}const zs=0;var Bs=class{constructor(e){this._sortAcrossTiles=e.layout.get(`symbol-z-order`)!==`viewport-y`&&!e.layout.get(`symbol-sort-key`).isConstant(),this._currentTileIndex=0,this._currentPartIndex=0,this._seenCrossTileIDs={},this._bucketParts=[]}continuePlacement(e,t,n,r,i){let a=this._bucketParts;for(;this._currentTileIndexe.sortKey-t.sortKey));this._currentPartIndex!this._forceFullPlacement&&W()-r>2;for(;this._currentPlacementIndex>=0;){let 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e=this._pos>>1;if(e!==this.numItems)throw Error(`Added ${e} items when expected ${this.numItems}.`);return Gs(this.ids,this.coords,this.nodeSize,0,this.numItems-1,0),this._finished=!0,this}range(e,t,n,r){if(!this._finished)throw Error(`Data not yet indexed - call index.finish().`);let{ids:i,coords:a,nodeSize:o}=this;Us[0]=0,Us[1]=i.length-1,Us[2]=0;let s=3,c=[];for(;s>0;){let l=Us[--s],u=Us[--s],d=Us[--s];if(u-d<=o){for(let o=d;o<=u;o++){let s=a[2*o],l=a[2*o+1];s>=e&&s<=n&&l>=t&&l<=r&&c.push(i[o])}continue}let f=d+u>>1,p=a[2*f],m=a[2*f+1];p>=e&&p<=n&&m>=t&&m<=r&&c.push(i[f]),(l===0?e<=p:t<=m)&&(Us[s++]=d,Us[s++]=f-1,Us[s++]=1-l),(l===0?n>=p:r>=m)&&(Us[s++]=f+1,Us[s++]=u,Us[s++]=1-l)}return c}within(e,t,n){let r=[];return this.withinInto(e,t,n,r),r}withinInto(e,t,n,r){if(!this._finished)throw Error(`Data not yet indexed - call index.finish().`);let{ids:i,coords:a,nodeSize:o}=this;Us[0]=0,Us[1]=i.length-1,Us[2]=0;let s=3,c=0,l=n*n;for(;s>0;){let 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Zs=class{constructor(e,t,n){this.tileID=e,this.bucketInstanceId=n,this._symbolsByKey={};let r=/* @__PURE__ */ new Map;for(let e=0;e({x:Math.floor(e.anchorX*Xs),y:Math.floor(e.anchorY*Xs)})),crossTileIDs:t.map(e=>e.crossTileID)};if(n.positions.length>128){let e=new Ws(n.positions.length,16,Uint16Array);for(let{x:t,y:r}of n.positions)e.add(t,r);e.finish(),delete n.positions,n.index=e}this._symbolsByKey[e]=n}}getScaledCoordinates(e,t){let{x:n,y:r,z:i}=this.tileID.canonical,{x:a,y:o,z:s}=t.canonical,c=s-i,l=Xs/2**c,u=(a*P+e.anchorX)*l,d=(o*P+e.anchorY)*l,f=n*P*Xs,p=r*P*Xs;return{x:Math.floor(u-f),y:Math.floor(d-p)}}findMatches(e,t,n){let r=this.tileID.canonical.ze)}},Qs=class{constructor(){this.maxCrossTileID=0}generate(){return++this.maxCrossTileID}},$s=class{constructor(){this.indexes={},this.usedCrossTileIDs={},this.lng=0}handleWrapJump(e){let t=Math.round((e-this.lng)/360);if(t!==0)for(let e in this.indexes){let n=this.indexes[e],r={};for(let e in n){let i=n[e];i.tileID=i.tileID.unwrapTo(i.tileID.wrap+t),r[i.tileID.key]=i}this.indexes[e]=r}this.lng=e}addBucket(e,t,n){if(this.indexes[e.overscaledZ]?.[e.key]){if(this.indexes[e.overscaledZ][e.key].bucketInstanceId===t.bucketInstanceId)return!1;this.removeBucketCrossTileIDs(e.overscaledZ,this.indexes[e.overscaledZ][e.key])}for(let e=0;ee.overscaledZ)for(let n in i){let a=i[n];a.tileID.isChildOf(e)&&a.findMatches(t.symbolInstances,e,r)}else{let a=i[e.scaledTo(Number(n)).key];a&&a.findMatches(t.symbolInstances,e,r)}}for(let e=0;e> 1u)/127.0,float(packedOpacity & 1u));}vec4 decode_color(const vec2 encodedColor) {return vec4(unpack_float(encodedColor[0])/255.0,unpack_float(encodedColor[1])/255.0 );}float unpack_mix_vec2(const vec2 packedValue,const float t) {return mix(packedValue[0],packedValue[1],t);}vec4 unpack_mix_color(const vec4 packedColors,const float t) {vec4 minColor=decode_color(vec2(packedColors[0],packedColors[1]));vec4 maxColor=decode_color(vec2(packedColors[2],packedColors[3]));return mix(minColor,maxColor,t);}vec2 get_pattern_pos(const vec2 pixel_coord_upper,const vec2 pixel_coord_lower,const vec2 pattern_size,const float tile_units_to_pixels,const vec2 pos) {vec2 offset=mod(mod(mod(pixel_coord_upper,pattern_size)*256.0,pattern_size)*256.0+pixel_coord_lower,pattern_size);return (tile_units_to_pixels*pos+offset)/pattern_size;}mat3 rotationMatrixFromAxisAngle(vec3 u,float angle) {float c=cos(angle);float s=sin(angle);float c2=1.0-c;return mat3(u.x*u.x*c2+ c,u.x*u.y*c2-u.z*s,u.x*u.z*c2+u.y*s,u.y*u.x*c2+u.z*s,u.y*u.y*c2+ c,u.y*u.z*c2-u.x*s,u.z*u.x*c2-u.y*s,u.z*u.y*c2+u.x*s,u.z*u.z*c2+ c );} #ifdef TERRAIN3D uniform sampler2D u_terrain;uniform highp sampler2D u_depth;layout(std140) uniform TerrainUBO {highp mat4 u_terrain_matrix;highp vec4 u_terrain_unpack;highp float u_terrain_dim;highp float u_terrain_exaggeration;}; #endif const highp vec4 bitSh=vec4(256.*256.*256.,256.*256.,256.,1.);const highp vec4 bitShifts=vec4(1.)/bitSh;highp float unpack(highp vec4 color) {return dot(color,bitShifts);}highp float depthOpacity(vec3 frag) { #ifdef TERRAIN3D highp float d=unpack(texture(u_depth,frag.xy*0.5+0.5))+0.0001-frag.z;return 1.0-max(0.0,min(1.0,-d*500.0)); #else return 1.0; #endif }float calculate_visibility(vec4 pos) { #ifdef TERRAIN3D vec3 frag=pos.xyz/pos.w;highp float d=depthOpacity(frag);if (d > 0.95) return 1.0;return (d+depthOpacity(frag+vec3(0.0,0.01,0.0)))/2.0; #else return 1.0; #endif }float ele(ivec2 pos) { #ifdef TERRAIN3D vec4 rgb=(texelFetch(u_terrain,pos,0)*255.0)*u_terrain_unpack;return rgb.r+rgb.g+rgb.b-u_terrain_unpack.a; #else return 0.0; #endif }float get_elevation(vec2 pos) { #ifdef TERRAIN3D #ifdef GLOBE if ((pos.y <-32767.5) || (pos.y > 32766.5)) {return 0.0;} #endif vec2 coord=(u_terrain_matrix*vec4(pos,0.0,1.0)).xy*u_terrain_dim+1.5;vec2 f=fract(coord);ivec2 c=ivec2(floor(coord));ivec2 hi=textureSize(u_terrain,0)-1;float tl=ele(clamp(c,ivec2(0),hi));float tr=ele(clamp(c+ivec2(1,0),ivec2(0),hi));float bl=ele(clamp(c+ivec2(0,1),ivec2(0),hi));float br=ele(clamp(c+ivec2(1,1),ivec2(0),hi));float elevation=mix(mix(tl,tr,f.x),mix(bl,br,f.x),f.y);return elevation*u_terrain_exaggeration; #else return 0.0; #endif }const float PI=3.141592653589793; #define PROJECTION_UBO layout(std140) uniform ProjectionUBO {highp mat4 u_projection_matrix;highp mat4 u_projection_fallback_matrix;highp vec4 u_projection_tile_mercator_coords;highp vec4 u_projection_clipping_plane;highp float u_projection_transition;highp int u_projection_clip_antimeridian;};layout(std140) uniform FrameUBO {highp vec2 u_units_to_pixels;highp vec2 u_world_size;highp float u_camera_to_center_distance;highp float u_symbol_fade_change;highp float u_aspect_ratio;highp float u_device_pixel_ratio;highp vec2 u_viewport_size;highp vec2 u_pixel_extrude_scale;highp float u_pitch;};`,rc=`uniform vec4 u_color;uniform float u_opacity;void main() {fragColor=u_color*u_opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,ic=`layout(location=0) in vec2 a_pos;void main() {gl_Position=projectTile(a_pos);}`,ac=`uniform vec2 u_pattern_tl_a;uniform vec2 u_pattern_br_a;uniform vec2 u_pattern_tl_b;uniform vec2 u_pattern_br_b;uniform vec2 u_texsize;uniform float u_mix;uniform float u_opacity;uniform sampler2D u_image;in vec2 v_pos_a;in vec2 v_pos_b;void main() {vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(u_pattern_tl_a/u_texsize,u_pattern_br_a/u_texsize,imagecoord);vec4 color1=texture(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(u_pattern_tl_b/u_texsize,u_pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture(u_image,pos2);fragColor=mix(color1,color2,u_mix)*u_opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,oc=`uniform vec2 u_pattern_size_a;uniform vec2 u_pattern_size_b;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform float u_scale_a;uniform float u_scale_b;uniform float u_tile_units_to_pixels;layout(location=0) in vec2 a_pos;out vec2 v_pos_a;out vec2 v_pos_b;void main() {gl_Position=projectTile(a_pos);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,u_scale_a*u_pattern_size_a,u_tile_units_to_pixels,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,u_scale_b*u_pattern_size_b,u_tile_units_to_pixels,a_pos);}`,sc=`in vec3 v_data;flat in float v_visibility; #pragma maplibre: define highp vec4 color #pragma maplibre: define mediump float radius #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define highp vec4 stroke_color #pragma maplibre: define mediump float stroke_width #pragma maplibre: define lowp float stroke_opacity void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize mediump float radius #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize highp vec4 stroke_color #pragma maplibre: initialize mediump float stroke_width #pragma maplibre: initialize lowp float stroke_opacity vec2 extrude=v_data.xy;float extrude_length=length(extrude);float antialiased_blur=v_data.z;float opacity_t=smoothstep(0.0,antialiased_blur,extrude_length-1.0);float color_t=stroke_width < 0.01 ? 0.0 : smoothstep(antialiased_blur,0.0,extrude_length-radius/(radius+stroke_width));fragColor=v_visibility*opacity_t*mix(color*opacity,stroke_color*stroke_opacity,color_t);const float epsilon=0.5/255.0;if (fragColor.r < epsilon && fragColor.g < epsilon && fragColor.b < epsilon && fragColor.a < epsilon) {discard;} #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,cc=`uniform bool u_scale_with_map;uniform bool u_pitch_with_map;uniform vec2 u_extrude_scale;uniform highp float u_globe_extrude_scale;uniform vec2 u_translate;layout(location=0) in ivec2 a_pos;out vec3 v_data;flat out float v_visibility; #pragma maplibre: define highp vec4 color #pragma maplibre: define mediump float radius #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define highp vec4 stroke_color #pragma maplibre: define mediump float stroke_width #pragma maplibre: define lowp float stroke_opacity void main(void) { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize mediump float radius #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize highp vec4 stroke_color #pragma maplibre: initialize mediump float stroke_width #pragma maplibre: initialize lowp float stroke_opacity ivec2 pos_raw=a_pos+32768;vec2 extrude=vec2(pos_raw & 7)/7.0*2.0-1.0;vec2 circle_center=vec2(pos_raw >> 3)+u_translate;float ele=get_elevation(circle_center);v_visibility=calculate_visibility(projectTileWithElevation(circle_center,ele));if (u_pitch_with_map) { #ifdef GLOBE vec3 center_vector=projectToSphere(circle_center); #endif float angle_scale=u_globe_extrude_scale;vec2 corner_position=circle_center;if (u_scale_with_map) {angle_scale*=(radius+stroke_width);corner_position+=extrude*u_extrude_scale*(radius+stroke_width);} else { #ifdef GLOBE vec4 projected_center=interpolateProjection(circle_center,center_vector,ele); #else vec4 projected_center=projectTileWithElevation(circle_center,ele); #endif corner_position+=extrude*u_extrude_scale*(radius+stroke_width)*(projected_center.w/u_camera_to_center_distance);angle_scale*=(radius+stroke_width)*(projected_center.w/u_camera_to_center_distance);} #ifdef GLOBE vec2 angles=extrude*angle_scale;vec3 corner_vector=globeRotateVector(center_vector,angles);gl_Position=interpolateProjection(corner_position,corner_vector,ele); #else gl_Position=projectTileWithElevation(corner_position,ele); #endif } else {gl_Position=projectTileWithElevation(circle_center,ele);if (gl_Position.z/gl_Position.w > 1.0) {gl_Position.xy=vec2(10000.0);}if (u_scale_with_map) {gl_Position.xy+=extrude*(radius+stroke_width)*u_extrude_scale*u_camera_to_center_distance;} else {gl_Position.xy+=extrude*(radius+stroke_width)*u_extrude_scale*gl_Position.w;}}float antialiasblur=-max(1.0/u_device_pixel_ratio/(radius+stroke_width),blur);v_data=vec3(extrude.x,extrude.y,antialiasblur);}`,lc=`void main() {fragColor=vec4(1.0);}`;const uc={prelude:Y(tc,nc),projectionMercator:Y(` void clipAntimeridian() {}`,`float projectLineThickness(float tileY) {return 1.0;}float projectCircleRadius(float tileY) {return 1.0;}vec4 projectTile(vec2 p) {vec4 result=u_projection_matrix*vec4(p,0.0,1.0);return result;}vec4 projectTile(vec2 p,vec2 rawPos) {vec4 result=u_projection_matrix*vec4(p,0.0,1.0);if (rawPos.y <-32767.5 || rawPos.y > 32766.5) {result.z=-10000000.0;}return result;}vec4 projectTileWithElevation(vec2 posInTile,float elevation) {return u_projection_matrix*vec4(posInTile,elevation,1.0);}vec4 projectTileFor3D(vec2 posInTile,float elevation) {return projectTileWithElevation(posInTile,elevation);}`),projectionGlobe:Y(`in highp float v_projection_tile_x;void clipAntimeridian() {if (u_projection_clip_antimeridian !=0 && (v_projection_tile_x < 0.0 || v_projection_tile_x >=8192.0)) {discard;}}`,`#define GLOBE_RADIUS 6371008.8 #ifndef PROJECTION_UBO uniform highp vec4 u_projection_tile_mercator_coords;uniform highp vec4 u_projection_clipping_plane;uniform highp float u_projection_transition;uniform mat4 u_projection_fallback_matrix; #endif out highp float v_projection_tile_x;vec3 globeRotateVector(vec3 vec,vec2 angles) {vec3 axisRight=vec3(vec.z,0.0,-vec.x);vec3 axisUp=cross(axisRight,vec);axisRight=normalize(axisRight);axisUp=normalize(axisUp);vec2 t=tan(angles);return normalize(vec+axisRight*t.x+axisUp*t.y);}mat3 globeGetRotationMatrix(vec3 spherePos) {vec3 axisRight=vec3(spherePos.z,0.0,-spherePos.x);vec3 axisDown=cross(axisRight,spherePos);axisRight=normalize(axisRight);axisDown=normalize(axisDown);return mat3(axisRight,axisDown,spherePos );}float circumferenceRatioAtTileY(float tileY) {float mercator_pos_y=u_projection_tile_mercator_coords.y+u_projection_tile_mercator_coords.w*tileY;float t=exp(PI-(mercator_pos_y*PI*2.0));return (2.0*t)/(t*t+1.0);}float projectLineThickness(float tileY) {float thickness=1.0/circumferenceRatioAtTileY(tileY);if (u_projection_transition < 0.999) {return mix(1.0,thickness,u_projection_transition);} else {return thickness;}}vec3 projectToSphere(vec2 translatedPos,vec2 rawPos) {vec2 mercator_pos=u_projection_tile_mercator_coords.xy+u_projection_tile_mercator_coords.zw*translatedPos;float spherical_x=mercator_pos.x*PI*2.0+PI;float t=exp(PI-(mercator_pos.y*PI*2.0));float t2=t*t;float denom=t2+1.0;float sin_sy=(t2-1.0)/denom;float cos_sy=(2.0*t)/denom;vec3 pos=vec3(sin(spherical_x)*cos_sy,sin_sy,cos(spherical_x)*cos_sy );if (rawPos.y <-32767.5) {pos=vec3(0.0,1.0,0.0);}if (rawPos.y > 32766.5) {pos=vec3(0.0,-1.0,0.0);}return pos;}vec3 projectToSphere(vec2 posInTile) {return projectToSphere(posInTile,vec2(0.0,0.0));}float globeComputeClippingZ(vec3 spherePos) {return (1.0-(dot(spherePos,u_projection_clipping_plane.xyz)+u_projection_clipping_plane.w));}vec4 interpolateProjection(vec2 posInTile,vec3 spherePos,float elevation) {v_projection_tile_x=posInTile.x;vec3 elevatedPos=spherePos*(1.0+elevation/GLOBE_RADIUS);vec4 globePosition=u_projection_matrix*vec4(elevatedPos,1.0);globePosition.z=globeComputeClippingZ(elevatedPos)*globePosition.w;if (u_projection_transition > 0.999) {return globePosition;}vec4 flatPosition=u_projection_fallback_matrix*vec4(posInTile,elevation,1.0);const float z_globeness_threshold=0.2;vec4 result=globePosition;result.z=mix(0.0,globePosition.z,clamp((u_projection_transition-z_globeness_threshold)/(1.0-z_globeness_threshold),0.0,1.0));result.xyw=mix(flatPosition.xyw,globePosition.xyw,u_projection_transition);if ((posInTile.y <-32767.5) || (posInTile.y > 32766.5)) {result=globePosition;const float poles_hidden_anim_percentage=0.02;result.z=mix(globePosition.z,100.0,pow(max((1.0-u_projection_transition)/poles_hidden_anim_percentage,0.0),8.0));}return result;}vec4 interpolateProjectionFor3D(vec2 posInTile,vec3 spherePos,float elevation) {v_projection_tile_x=posInTile.x;vec3 elevatedPos=spherePos*(1.0+elevation/GLOBE_RADIUS);vec4 globePosition=u_projection_matrix*vec4(elevatedPos,1.0);if (u_projection_transition > 0.999) {return globePosition;}vec4 fallbackPosition=u_projection_fallback_matrix*vec4(posInTile,elevation,1.0);return mix(fallbackPosition,globePosition,u_projection_transition);}vec4 projectTile(vec2 posInTile) {return interpolateProjection(posInTile,projectToSphere(posInTile),0.0);}vec4 projectTile(vec2 posInTile,vec2 rawPos) {return interpolateProjection(posInTile,projectToSphere(posInTile,rawPos),0.0);}vec4 projectTileWithElevation(vec2 posInTile,float elevation) {return interpolateProjection(posInTile,projectToSphere(posInTile),elevation);}vec4 projectTileFor3D(vec2 posInTile,float elevation) {vec3 spherePos=projectToSphere(posInTile,posInTile);return interpolateProjectionFor3D(posInTile,spherePos,elevation);}`),background:Y(rc,ic),backgroundPattern:Y(ac,oc),circle:Y(sc,cc),clippingMask:Y(lc,`layout(location=0) in vec2 a_pos;void main() {gl_Position=projectTile(a_pos);}`),heatmap:Y(`uniform highp float u_intensity;in vec2 v_extrude; #pragma maplibre: define highp float weight #define GAUSS_COEF 0.3989422804014327 void main() { #pragma maplibre: initialize highp float weight float d=-0.5*3.0*3.0*dot(v_extrude,v_extrude);float val=weight*u_intensity*GAUSS_COEF*exp(d);fragColor=vec4(val,1.0,1.0,1.0); #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform float u_extrude_scale;uniform float u_opacity;uniform float u_intensity;uniform highp float u_globe_extrude_scale;layout(location=0) in ivec2 a_pos;out vec2 v_extrude; #pragma maplibre: define highp float weight #pragma maplibre: define mediump float radius const highp float ZERO=1.0/255.0/16.0; #define GAUSS_COEF 0.3989422804014327 void main(void) { #pragma maplibre: initialize highp float weight #pragma maplibre: initialize mediump float radius ivec2 pos_raw=a_pos+32768;vec2 unscaled_extrude=vec2(pos_raw & 7)/7.0*2.0-1.0;float S=sqrt(-2.0*log(ZERO/weight/u_intensity/GAUSS_COEF))/3.0;v_extrude=S*unscaled_extrude;vec2 extrude=v_extrude*radius*u_extrude_scale;vec2 circle_center=vec2(pos_raw >> 3); #ifdef GLOBE vec2 angles=v_extrude*radius*u_globe_extrude_scale;vec3 center_vector=projectToSphere(circle_center);vec3 corner_vector=globeRotateVector(center_vector,angles);gl_Position=interpolateProjection(circle_center+extrude,corner_vector,0.0); #else gl_Position=projectTileFor3D(circle_center+extrude,get_elevation(circle_center)); #endif }`),heatmapTexture:Y(`uniform sampler2D u_image;uniform sampler2D u_color_ramp;uniform float u_opacity;in vec2 v_pos;void main() {float t=texture(u_image,v_pos).r;vec4 color=texture(u_color_ramp,vec2(t,0.5));fragColor=color*u_opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(0.0); #endif }`,`uniform mat4 u_matrix;layout(location=0) in vec2 a_pos;out vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos*u_world_size,0,1);v_pos.x=a_pos.x;v_pos.y=1.0-a_pos.y;}`),collisionBox:Y(`flat in float v_placed;flat in float v_notUsed;void main() {float alpha=0.5;fragColor=vec4(1.0,0.0,0.0,1.0)*alpha;if (v_placed > 0.5) {fragColor=vec4(0.0,0.0,1.0,0.5)*alpha;}if (v_notUsed > 0.5) {fragColor*=.1;}}`,`layout(location=0) in vec2 a_anchor_pos;layout(location=1) in vec2 a_placed;layout(location=2) in vec2 a_box_real;flat out float v_placed;flat out float v_notUsed;void main() {gl_Position=projectTileWithElevation(a_anchor_pos,get_elevation(a_anchor_pos));gl_Position.xy=((a_box_real+0.5)*u_pixel_extrude_scale*2.0-1.0)*vec2(1.0,-1.0)*gl_Position.w;if (gl_Position.z/gl_Position.w < 1.1) {gl_Position.z=0.5;}v_placed=a_placed.x;v_notUsed=a_placed.y;}`),collisionCircle:Y(`flat in float v_radius;in vec2 v_extrude;flat in float v_collision;void main() {float alpha=0.5;float stroke_radius=0.9;float distance_to_center=length(v_extrude);float distance_to_edge=abs(distance_to_center-v_radius);float opacity_t=smoothstep(-stroke_radius,0.0,-distance_to_edge);vec4 color=mix(vec4(0.0,0.0,1.0,0.5),vec4(1.0,0.0,0.0,1.0),v_collision);fragColor=color*alpha*opacity_t;}`,`layout(location=0) in vec2 a_pos;layout(location=1) in float a_radius;layout(location=2) in vec2 a_flags;flat out float v_radius;out vec2 v_extrude;flat out float v_collision;void main() {float radius=a_radius;float collision=a_flags.x;float vertexIdx=a_flags.y;vec2 quadVertexOffset=vec2(mix(-1.0,1.0,float(vertexIdx >=2.0)),mix(-1.0,1.0,float(vertexIdx >=1.0 && vertexIdx <=2.0)));vec2 quadVertexExtent=quadVertexOffset*radius;float padding_factor=1.2;v_radius=radius;v_extrude=quadVertexExtent*padding_factor;v_collision=collision;gl_Position=vec4((a_pos/u_viewport_size*2.0-1.0)*vec2(1.0,-1.0),0.0,1.0)+vec4(quadVertexExtent*padding_factor/u_viewport_size*2.0,0.0,0.0);}`),colorRelief:Y(`#ifdef GL_ES precision highp float; #endif uniform sampler2D u_image;uniform vec4 u_unpack;uniform sampler2D u_elevation_stops;uniform sampler2D u_color_stops;uniform int u_color_ramp_size;uniform float u_opacity;in vec2 v_pos;float getElevation(vec2 coord) {vec4 data=texture(u_image,coord)*255.0;data.a=-1.0;return dot(data,u_unpack);}float getElevationStop(int stop) {vec4 data=texelFetch(u_elevation_stops,ivec2(stop,0),0)*255.0;data.a=-1.0;return dot(data,u_unpack);}void main() {float el=getElevation(v_pos);int r=(u_color_ramp_size-1);int l=0;float el_l=getElevationStop(l);float el_r=getElevationStop(r);while(r-l > 1){int m=(r+l)/2;float el_m=getElevationStop(m);if(el < el_m){r=m;el_r=el_m;}else {l=m;el_l=el_m;}}float x=(float(l)+(el-el_l)/(el_r-el_l)+0.5)/float(u_color_ramp_size);fragColor=u_opacity*texture(u_color_stops,vec2(x,0)); #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_dimension;layout(location=0) in vec2 a_pos;out vec2 v_pos;void main() {gl_Position=projectTile(a_pos,a_pos);highp vec2 epsilon=2.0/u_dimension;float scale=(u_dimension.x-4.0)/u_dimension.x;v_pos=(a_pos/8192.0)*scale+epsilon;if (a_pos.y <-32767.5) {v_pos.y=0.0;}if (a_pos.y > 32766.5) {v_pos.y=1.0;}}`),debug:Y(`uniform highp vec4 u_color;uniform sampler2D u_overlay;in vec2 v_uv;void main() {vec4 overlay_color=texture(u_overlay,v_uv);fragColor=mix(u_color,overlay_color,overlay_color.a);}`,`layout(location=0) in vec2 a_pos;out vec2 v_uv;uniform float u_overlay_scale;void main() {v_uv=a_pos/8192.0;gl_Position=projectTileWithElevation(a_pos*u_overlay_scale,get_elevation(a_pos));}`),depth:Y(lc,`layout(location=0) in vec2 a_pos;void main() { #ifdef GLOBE gl_Position=projectTileFor3D(a_pos,0.0); #else gl_Position=u_projection_matrix*vec4(a_pos,0.0,1.0); #endif }`),fill:Y(`#pragma maplibre: define highp vec4 color #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize lowp float opacity fragColor=color*opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_fill_translate;layout(location=0) in vec2 a_pos; #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize lowp float opacity if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}gl_Position=projectTile(a_pos+u_fill_translate,a_pos);}`),fillOutline:Y(`in vec2 v_pos; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define highp vec4 outline_color #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize highp vec4 outline_color #pragma maplibre: initialize lowp float opacity float dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);fragColor=outline_color*(alpha*opacity); #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_fill_translate;layout(location=0) in vec2 a_pos;out vec2 v_pos; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define highp vec4 outline_color #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize highp vec4 outline_color #pragma maplibre: initialize lowp float opacity if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}gl_Position=projectTile(a_pos+u_fill_translate,a_pos);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world_size; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif }`),fillOutlinePattern:Y(`uniform vec2 u_texsize;uniform sampler2D u_image;uniform float u_fade;uniform bool u_sdf_pattern;in vec2 v_pos_a;in vec2 v_pos_b;in vec2 v_pos; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define lowp float opacity #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to void main() { #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture(u_image,pos2);float dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);if (u_sdf_pattern) {highp float sdf_edge=(256.0-64.0)/256.0;highp float sdf_gamma_a=max(fwidth(color1.a)*0.5,1.0/255.0/16.0);highp float sdf_gamma_b=max(fwidth(color2.a)*0.5,1.0/255.0/16.0);float sdf_alpha_a=smoothstep(sdf_edge-sdf_gamma_a,sdf_edge+sdf_gamma_a,color1.a);float sdf_alpha_b=smoothstep(sdf_edge-sdf_gamma_b,sdf_edge+sdf_gamma_b,color2.a);fragColor=mix(color*sdf_alpha_a,color*sdf_alpha_b,u_fade)*alpha*opacity;} else {fragColor=mix(color1,color2,u_fade)*alpha*opacity;} #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;uniform vec2 u_fill_translate;layout(location=0) in vec2 a_pos;out vec2 v_pos_a;out vec2 v_pos_b;out vec2 v_pos; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define lowp float opacity #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to #pragma maplibre: define lowp float pixel_ratio_from #pragma maplibre: define lowp float pixel_ratio_to void main() { #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to #pragma maplibre: initialize lowp float pixel_ratio_from #pragma maplibre: initialize lowp float pixel_ratio_to if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;gl_Position=projectTile(a_pos+u_fill_translate,a_pos);vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileRatio,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileRatio,a_pos);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world_size; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif }`),fillPattern:Y(`#ifdef GL_ES precision highp float; #endif uniform vec2 u_texsize;uniform float u_fade;uniform bool u_sdf_pattern;uniform sampler2D u_image;in vec2 v_pos_a;in vec2 v_pos_b; #pragma maplibre: define lowp float opacity #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to void main() { #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture(u_image,pos2);if (u_sdf_pattern) {highp float sdf_edge=(256.0-64.0)/256.0;highp float sdf_gamma_a=max(fwidth(color1.a)*0.5,1.0/255.0/16.0);highp float sdf_gamma_b=max(fwidth(color2.a)*0.5,1.0/255.0/16.0);float sdf_alpha_a=smoothstep(sdf_edge-sdf_gamma_a,sdf_edge+sdf_gamma_a,color1.a);float sdf_alpha_b=smoothstep(sdf_edge-sdf_gamma_b,sdf_edge+sdf_gamma_b,color2.a);fragColor=mix(color*sdf_alpha_a,color*sdf_alpha_b,u_fade)*opacity;} else {fragColor=mix(color1,color2,u_fade)*opacity;} #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;uniform vec2 u_fill_translate;layout(location=0) in vec2 a_pos;out vec2 v_pos_a;out vec2 v_pos_b; #pragma maplibre: define lowp float opacity #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to #pragma maplibre: define lowp float pixel_ratio_from #pragma maplibre: define lowp float pixel_ratio_to void main() { #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to #pragma maplibre: initialize lowp float pixel_ratio_from #pragma maplibre: initialize lowp float pixel_ratio_to if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;gl_Position=projectTile(a_pos+u_fill_translate,a_pos);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileZoomRatio,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileZoomRatio,a_pos);}`),fillExtrusion:Y(`in vec4 v_color;void main() {fragColor=v_color; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp vec3 u_lightpos_globe;uniform lowp float u_lightintensity;uniform float u_vertical_gradient;uniform lowp float u_opacity;uniform vec2 u_fill_translate;layout(location=0) in vec2 a_pos;layout(location=1) in ivec4 a_normal_ed; #ifdef TERRAIN3D layout(location=2) in vec2 a_centroid; #endif out vec4 v_color; #pragma maplibre: define highp float base #pragma maplibre: define highp float height #pragma maplibre: define highp vec4 color void main() { #pragma maplibre: initialize highp float base #pragma maplibre: initialize highp float height #pragma maplibre: initialize highp vec4 color vec3 normal=vec3(a_normal_ed.xyz);float gradient_base=max(0.0,base);float gradient_height=max(0.0,height); #ifdef TERRAIN3D float height_terrain3d_offset=get_elevation(a_centroid);float base_terrain3d_offset=height_terrain3d_offset-(base > 0.0 ? 0.0 : 10.0); #else float height_terrain3d_offset=0.0;float base_terrain3d_offset=0.0; #endif base=max(0.0,base)+base_terrain3d_offset;height=max(0.0,height)+height_terrain3d_offset;float t=float(a_normal_ed.x & 1);float elevation=t > 0.0 ? height : base;vec2 posInTile=a_pos+u_fill_translate; #ifdef GLOBE vec3 spherePos=projectToSphere(posInTile,a_pos);gl_Position=interpolateProjectionFor3D(posInTile,spherePos,elevation); #else gl_Position=u_projection_matrix*vec4(posInTile,elevation,1.0); #endif float colorvalue=color.r*0.2126+color.g*0.7152+color.b*0.0722;v_color=vec4(0.0,0.0,0.0,1.0);vec4 ambientlight=vec4(0.03,0.03,0.03,1.0);color+=ambientlight;vec3 normalForLighting=normal/16384.0;float directional=clamp(dot(normalForLighting,u_lightpos),0.0,1.0); #ifdef GLOBE mat3 rotMatrix=globeGetRotationMatrix(spherePos);normalForLighting=rotMatrix*normalForLighting;directional=mix(directional,clamp(dot(normalForLighting,u_lightpos_globe),0.0,1.0),u_projection_transition); #endif directional=mix((1.0-u_lightintensity),max((1.0-colorvalue+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=((1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+gradient_base)*pow(gradient_height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_color.r+=clamp(color.r*directional*u_lightcolor.r,mix(0.0,0.3,1.0-u_lightcolor.r),1.0);v_color.g+=clamp(color.g*directional*u_lightcolor.g,mix(0.0,0.3,1.0-u_lightcolor.g),1.0);v_color.b+=clamp(color.b*directional*u_lightcolor.b,mix(0.0,0.3,1.0-u_lightcolor.b),1.0);v_color*=u_opacity;}`),fillExtrusionPattern:Y(`uniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;in vec2 v_pos_a;in vec2 v_pos_b;in vec4 v_lighting; #pragma maplibre: define lowp float base #pragma maplibre: define lowp float height #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to #pragma maplibre: define lowp float pixel_ratio_from #pragma maplibre: define lowp float pixel_ratio_to void main() { #pragma maplibre: initialize lowp float base #pragma maplibre: initialize lowp float height #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to #pragma maplibre: initialize lowp float pixel_ratio_from #pragma maplibre: initialize lowp float pixel_ratio_to vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture(u_image,pos2);vec4 mixedColor=mix(color1,color2,u_fade);fragColor=mixedColor*v_lighting; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform float u_height_factor;uniform vec3 u_scale;uniform float u_vertical_gradient;uniform lowp float u_opacity;uniform vec2 u_fill_translate;uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp vec3 u_lightpos_globe;uniform lowp float u_lightintensity;layout(location=0) in vec2 a_pos;layout(location=1) in ivec4 a_normal_ed; #ifdef TERRAIN3D layout(location=2) in vec2 a_centroid; #endif #ifdef GLOBE out vec3 v_sphere_pos; #endif out vec2 v_pos_a;out vec2 v_pos_b;out vec4 v_lighting; #pragma maplibre: define lowp float base #pragma maplibre: define lowp float height #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to #pragma maplibre: define lowp float pixel_ratio_from #pragma maplibre: define lowp float pixel_ratio_to void main() { #pragma maplibre: initialize lowp float base #pragma maplibre: initialize lowp float height #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to #pragma maplibre: initialize lowp float pixel_ratio_from #pragma maplibre: initialize lowp float pixel_ratio_to vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec3 normal=vec3(a_normal_ed.xyz);float edgedistance=float(a_normal_ed.w);vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;float gradient_base=max(0.0,base);float gradient_height=max(0.0,height); #ifdef TERRAIN3D float height_terrain3d_offset=get_elevation(a_centroid);float base_terrain3d_offset=height_terrain3d_offset-(base > 0.0 ? 0.0 : 10.0); #else float height_terrain3d_offset=0.0;float base_terrain3d_offset=0.0; #endif base=max(0.0,base)+base_terrain3d_offset;height=max(0.0,height)+height_terrain3d_offset;float t=float(a_normal_ed.x & 1);float elevation=t > 0.0 ? height : base;vec2 posInTile=a_pos+u_fill_translate; #ifdef GLOBE vec3 spherePos=projectToSphere(posInTile,a_pos);vec3 elevatedPos=spherePos*(1.0+elevation/GLOBE_RADIUS);v_sphere_pos=elevatedPos;gl_Position=interpolateProjectionFor3D(posInTile,spherePos,elevation); #else gl_Position=u_projection_matrix*vec4(posInTile,elevation,1.0); #endif vec2 pos=a_normal_ed.x==1 && a_normal_ed.y==0 && a_normal_ed.z==16384 ? a_pos : vec2(edgedistance,elevation*u_height_factor);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileRatio,pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileRatio,pos);v_lighting=vec4(0.0,0.0,0.0,1.0);float directional=clamp(dot(normal/16383.0,u_lightpos),0.0,1.0);directional=mix((1.0-u_lightintensity),max((0.5+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=((1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+gradient_base)*pow(gradient_height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_lighting.rgb+=clamp(directional*u_lightcolor,mix(vec3(0.0),vec3(0.3),1.0-u_lightcolor),vec3(1.0));v_lighting*=u_opacity;}`),hillshadePrepare:Y(`#ifdef GL_ES precision highp float; #endif uniform sampler2D u_image;in vec2 v_pos;uniform vec2 u_dimension;uniform float u_zoom;uniform vec4 u_unpack;float getElevation(ivec2 texel) {vec4 data=texelFetch(u_image,texel,0)*255.0;data.a=-1.0;return dot(data,u_unpack);}void main() {ivec2 pos=ivec2(gl_FragCoord.xy)+ivec2(1);float tileSize=u_dimension.x-4.0;float a=getElevation(pos+ivec2(-1,-1));float b=getElevation(pos+ivec2(0,-1));float c=getElevation(pos+ivec2(1,-1));float d=getElevation(pos+ivec2(-1,0));float e=getElevation(pos);float f=getElevation(pos+ivec2(1,0));float g=getElevation(pos+ivec2(-1,1));float h=getElevation(pos+ivec2(0,1));float i=getElevation(pos+ivec2(1,1));float exaggerationFactor=u_zoom < 2.0 ? 0.4 : u_zoom < 4.5 ? 0.35 : 0.3;float exaggeration=u_zoom < 15.0 ? (u_zoom-15.0)*exaggerationFactor : 0.0;vec2 deriv=vec2((c+f+f+i)-(a+d+d+g),(g+h+h+i)-(a+b+b+c))*tileSize/pow(2.0,exaggeration+(28.2562-u_zoom));fragColor=clamp(vec4(deriv.x/8.0+128.0/255.0,deriv.y/8.0+128.0/255.0,1.0,1.0),0.0,1.0); #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform mat4 u_matrix;uniform vec2 u_dimension;layout(location=0) in vec2 a_pos;layout(location=1) in vec2 a_texture_pos;out vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);highp vec2 epsilon=1.0/u_dimension;float scale=(u_dimension.x-2.0)/u_dimension.x;v_pos=(a_texture_pos/8192.0)*scale+epsilon;}`),hillshade:Y(`uniform sampler2D u_image;in highp vec2 v_pos;uniform vec2 u_latrange;uniform float u_exaggeration;uniform vec4 u_accent;uniform int u_method;uniform float u_altitudes[NUM_ILLUMINATION_SOURCES];uniform float u_azimuths[NUM_ILLUMINATION_SOURCES];uniform vec4 u_shadows[NUM_ILLUMINATION_SOURCES];uniform vec4 u_highlights[NUM_ILLUMINATION_SOURCES]; #define PI 3.141592653589793 #define STANDARD 0 #define COMBINED 1 #define IGOR 2 #define MULTIDIRECTIONAL 3 #define BASIC 4 float get_aspect(vec2 deriv){return deriv.x !=0.0 ? atan(deriv.y,-deriv.x) : PI/2.0*(deriv.y > 0.0 ? 1.0 :-1.0);}void igor_hillshade(vec2 deriv){deriv=deriv*u_exaggeration*2.0;float aspect=get_aspect(deriv);float azimuth=u_azimuths[0]+PI;float slope_stength=atan(length(deriv))*2.0/PI;float aspect_strength=1.0-abs(mod((aspect+azimuth)/PI+0.5,2.0)-1.0);float shadow_strength=slope_stength*aspect_strength;float highlight_strength=slope_stength*(1.0-aspect_strength);fragColor=u_shadows[0]*shadow_strength+u_highlights[0]*highlight_strength;}void standard_hillshade(vec2 deriv){float azimuth=u_azimuths[0]+PI;float slope=atan(0.625*length(deriv));float aspect=get_aspect(deriv);float intensity=u_exaggeration;float base=1.875-intensity*1.75;float maxValue=0.5*PI;float scaledSlope=intensity !=0.5 ? ((pow(base,slope)-1.0)/(pow(base,maxValue)-1.0))*maxValue : slope;float accent=cos(scaledSlope);vec4 accent_color=(1.0-accent)*u_accent*clamp(intensity*2.0,0.0,1.0);float shade=abs(mod((aspect+azimuth)/PI+0.5,2.0)-1.0);vec4 shade_color=mix(u_shadows[0],u_highlights[0],shade)*sin(scaledSlope)*clamp(intensity*2.0,0.0,1.0);fragColor=accent_color*(1.0-shade_color.a)+shade_color;}void basic_hillshade(vec2 deriv){deriv=deriv*u_exaggeration*2.0;float azimuth=u_azimuths[0]+PI;float cos_az=cos(azimuth);float sin_az=sin(azimuth);float cos_alt=cos(u_altitudes[0]);float sin_alt=sin(u_altitudes[0]);float cang=(sin_alt-(deriv.y*cos_az*cos_alt-deriv.x*sin_az*cos_alt))/sqrt(1.0+dot(deriv,deriv));float shade=clamp(cang,0.0,1.0);if(shade > 0.5){fragColor=u_highlights[0]*(2.0*shade-1.0);}else {fragColor=u_shadows[0]*(1.0-2.0*shade);}}void multidirectional_hillshade(vec2 deriv){deriv=deriv*u_exaggeration*2.0;fragColor=vec4(0,0,0,0);for(int i=0; i < NUM_ILLUMINATION_SOURCES; i++){float cos_alt=cos(u_altitudes[i]);float sin_alt=sin(u_altitudes[i]);float cos_az=-cos(u_azimuths[i]);float sin_az=-sin(u_azimuths[i]);float cang=(sin_alt-(deriv.y*cos_az*cos_alt-deriv.x*sin_az*cos_alt))/sqrt(1.0+dot(deriv,deriv));float shade=clamp(cang,0.0,1.0);if(shade > 0.5){fragColor+=u_highlights[i]*(2.0*shade-1.0)/float(NUM_ILLUMINATION_SOURCES);}else {fragColor+=u_shadows[i]*(1.0-2.0*shade)/float(NUM_ILLUMINATION_SOURCES);}}}void combined_hillshade(vec2 deriv){deriv=deriv*u_exaggeration*2.0;float azimuth=u_azimuths[0]+PI;float cos_az=cos(azimuth);float sin_az=sin(azimuth);float cos_alt=cos(u_altitudes[0]);float sin_alt=sin(u_altitudes[0]);float cang=acos((sin_alt-(deriv.y*cos_az*cos_alt-deriv.x*sin_az*cos_alt))/sqrt(1.0+dot(deriv,deriv)));cang=clamp(cang,0.0,PI/2.0);float shade=cang*atan(length(deriv))*4.0/PI/PI;float highlight=(PI/2.0-cang)*atan(length(deriv))*4.0/PI/PI;fragColor=u_shadows[0]*shade+u_highlights[0]*highlight;}void main() {highp vec2 size=vec2(textureSize(u_image,0));highp vec2 texturePos=(v_pos*(size-2.0)+1.0)/size;vec4 pixel=texture(u_image,texturePos);float scaleFactor=cos(radians((u_latrange[0]-u_latrange[1])*(1.0-v_pos.y)+u_latrange[1]));vec2 deriv=(pixel.rg-128.0/255.0)*8.0/scaleFactor;if (u_method==BASIC) {basic_hillshade(deriv);} else if (u_method==COMBINED) {combined_hillshade(deriv);} else if (u_method==IGOR) {igor_hillshade(deriv);} else if (u_method==MULTIDIRECTIONAL) {multidirectional_hillshade(deriv);} else if (u_method==STANDARD) {standard_hillshade(deriv);} else {standard_hillshade(deriv);} #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform mat4 u_matrix;layout(location=0) in vec2 a_pos;out vec2 v_pos;void main() {gl_Position=projectTile(a_pos,a_pos);v_pos=a_pos/8192.0;if (a_pos.y <-32767.5) {v_pos.y=0.0;}if (a_pos.y > 32766.5) {v_pos.y=1.0;}}`),line:Y(`flat in vec2 v_width2;in vec2 v_normal;in float v_gamma_scale; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity clipAntimeridian();float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);fragColor=color*(alpha*opacity); #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,` #define scale 0.015873016 layout(location=0) in ivec2 a_pos_normal;layout(location=1) in uvec4 a_data;uniform vec2 u_translation;uniform mediump float u_ratio;out vec2 v_normal;flat out vec2 v_width2;out float v_gamma_scale;out highp float v_linesofar; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define mediump float gapwidth #pragma maplibre: define lowp float offset #pragma maplibre: define mediump float width void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize mediump float gapwidth #pragma maplibre: initialize lowp float offset #pragma maplibre: initialize mediump float width if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}float ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=vec2(ivec2(a_data.xy)-128);float a_direction=float(int(a_data.z & 3u)-1);v_linesofar=float((a_data.z >> 2u)+a_data.w*64u)*2.0;vec2 pos=vec2(a_pos_normal >> 1);mediump vec2 normal=vec2(a_pos_normal & 1);normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);float adjustedThickness=projectLineThickness(pos.y);vec4 projected_no_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation);vec4 projected_with_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation+dist/u_ratio*adjustedThickness);gl_Position=projected_with_extrude; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif #ifdef TERRAIN3D v_gamma_scale=1.0; #else float extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length((projected_with_extrude.xy-projected_no_extrude.xy)/projected_with_extrude.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective; #endif v_width2=vec2(outset,inset);}`),lineGradient:Y(`uniform sampler2D u_image;flat in vec2 v_width2;in vec2 v_normal;in float v_gamma_scale;in highp vec2 v_uv; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity clipAntimeridian();float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);vec4 color=texture(u_image,v_uv);fragColor=color*(alpha*opacity); #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,` #define scale 0.015873016 layout(location=0) in ivec2 a_pos_normal;layout(location=1) in uvec4 a_data;layout(location=2) in float a_uv_x;layout(location=3) in float a_split_index;uniform vec2 u_translation;uniform mediump float u_ratio;uniform float u_image_height;out vec2 v_normal;flat out vec2 v_width2;out float v_gamma_scale;out highp vec2 v_uv; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define mediump float gapwidth #pragma maplibre: define lowp float offset #pragma maplibre: define mediump float width void main() { #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize mediump float gapwidth #pragma maplibre: initialize lowp float offset #pragma maplibre: initialize mediump float width if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}float ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=vec2(ivec2(a_data.xy)-128);float a_direction=float(int(a_data.z & 3u)-1);highp float texel_height=1.0/u_image_height;highp float half_texel_height=0.5*texel_height;v_uv=vec2(a_uv_x,a_split_index*texel_height-half_texel_height);vec2 pos=vec2(a_pos_normal >> 1);mediump vec2 normal=vec2(a_pos_normal & 1);normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);float adjustedThickness=projectLineThickness(pos.y);vec4 projected_no_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation);vec4 projected_with_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation+dist/u_ratio*adjustedThickness);gl_Position=projected_with_extrude; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif #ifdef TERRAIN3D v_gamma_scale=1.0; #else float extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length((projected_with_extrude.xy-projected_no_extrude.xy)/projected_with_extrude.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective; #endif v_width2=vec2(outset,inset);}`),linePattern:Y(`#ifdef GL_ES precision highp float; #endif uniform vec2 u_texsize;uniform float u_fade;uniform mediump vec3 u_scale;uniform sampler2D u_image;in vec2 v_normal;flat in vec2 v_width2;in float v_linesofar;in float v_gamma_scale;flat in float v_width; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to #pragma maplibre: define lowp float pixel_ratio_from #pragma maplibre: define lowp float pixel_ratio_to #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to #pragma maplibre: initialize lowp float pixel_ratio_from #pragma maplibre: initialize lowp float pixel_ratio_to #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity clipAntimeridian();vec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;vec2 pattern_size_a=vec2(display_size_a.x*fromScale/tileZoomRatio,display_size_a.y);vec2 pattern_size_b=vec2(display_size_b.x*toScale/tileZoomRatio,display_size_b.y);float aspect_a=display_size_a.y/v_width;float aspect_b=display_size_b.y/v_width;float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);float x_a=mod(v_linesofar/pattern_size_a.x*aspect_a,1.0);float x_b=mod(v_linesofar/pattern_size_b.x*aspect_b,1.0);float y=0.5*v_normal.y+0.5;vec2 texel_size=1.0/u_texsize;vec2 pos_a=mix(pattern_tl_a*texel_size-texel_size,pattern_br_a*texel_size+texel_size,vec2(x_a,y));vec2 pos_b=mix(pattern_tl_b*texel_size-texel_size,pattern_br_b*texel_size+texel_size,vec2(x_b,y));vec4 color=mix(texture(u_image,pos_a),texture(u_image,pos_b),u_fade);fragColor=color*alpha*opacity; #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,` #define scale 0.015873016 #define LINE_DISTANCE_SCALE 2.0 layout(location=0) in ivec2 a_pos_normal;layout(location=1) in uvec4 a_data;uniform vec2 u_translation;uniform mediump float u_ratio;out vec2 v_normal;flat out vec2 v_width2;out float v_linesofar;out float v_gamma_scale;flat out float v_width; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define lowp float offset #pragma maplibre: define mediump float gapwidth #pragma maplibre: define mediump float width #pragma maplibre: define lowp float floorwidth #pragma maplibre: define lowp vec4 pattern_from #pragma maplibre: define lowp vec4 pattern_to #pragma maplibre: define lowp float pixel_ratio_from #pragma maplibre: define lowp float pixel_ratio_to void main() { #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize lowp float offset #pragma maplibre: initialize mediump float gapwidth #pragma maplibre: initialize mediump float width #pragma maplibre: initialize lowp float floorwidth #pragma maplibre: initialize mediump vec4 pattern_from #pragma maplibre: initialize mediump vec4 pattern_to #pragma maplibre: initialize lowp float pixel_ratio_from #pragma maplibre: initialize lowp float pixel_ratio_to if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}float ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=vec2(ivec2(a_data.xy)-128);float a_direction=float(int(a_data.z & 3u)-1);float a_linesofar=float((a_data.z >> 2u)+a_data.w*64u)*LINE_DISTANCE_SCALE;vec2 pos=vec2(a_pos_normal >> 1);mediump vec2 normal=vec2(a_pos_normal & 1);normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);float adjustedThickness=projectLineThickness(pos.y);vec4 projected_no_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation);vec4 projected_with_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation+dist/u_ratio*adjustedThickness);gl_Position=projected_with_extrude; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif #ifdef TERRAIN3D v_gamma_scale=1.0; #else float extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length((projected_with_extrude.xy-projected_no_extrude.xy)/projected_with_extrude.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective; #endif v_linesofar=a_linesofar;v_width2=vec2(outset,inset);v_width=floorwidth;}`),lineSDF:Y(`uniform lowp float u_lineatlas_width;uniform sampler2D u_image;uniform float u_mix;in vec2 v_normal;flat in vec2 v_width2;in vec2 v_tex_a;in vec2 v_tex_b;in float v_gamma_scale; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define mediump float width #pragma maplibre: define lowp float floorwidth #pragma maplibre: define mediump vec4 dasharray_from #pragma maplibre: define mediump vec4 dasharray_to void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize mediump float width #pragma maplibre: initialize lowp float floorwidth #pragma maplibre: initialize mediump vec4 dasharray_from #pragma maplibre: initialize mediump vec4 dasharray_to clipAntimeridian();float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);float sdfdist_a=texture(u_image,v_tex_a).a;float sdfdist_b=texture(u_image,v_tex_b).a;float sdfdist=mix(sdfdist_a,sdfdist_b,u_mix);float sdfgamma=(u_lineatlas_width/256.0/u_device_pixel_ratio)/min(dasharray_from.w,dasharray_to.w);alpha*=smoothstep(0.5-sdfgamma/floorwidth,0.5+sdfgamma/floorwidth,sdfdist);fragColor=color*(alpha*opacity); #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,` #define scale 0.015873016 #define LINE_DISTANCE_SCALE 2.0 layout(location=0) in ivec2 a_pos_normal;layout(location=1) in uvec4 a_data;uniform vec2 u_translation;uniform mediump float u_ratio;uniform float u_tileratio;uniform float u_crossfade_from;uniform float u_crossfade_to;uniform float u_lineatlas_height;out vec2 v_normal;flat out vec2 v_width2;out vec2 v_tex_a;out vec2 v_tex_b;out float v_gamma_scale; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define highp vec4 color #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define mediump float gapwidth #pragma maplibre: define lowp float offset #pragma maplibre: define mediump float width #pragma maplibre: define lowp float floorwidth #pragma maplibre: define mediump vec4 dasharray_from #pragma maplibre: define mediump vec4 dasharray_to void main() { #pragma maplibre: initialize highp vec4 color #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize mediump float gapwidth #pragma maplibre: initialize lowp float offset #pragma maplibre: initialize mediump float width #pragma maplibre: initialize lowp float floorwidth #pragma maplibre: initialize mediump vec4 dasharray_from #pragma maplibre: initialize mediump vec4 dasharray_to if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}float ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=vec2(ivec2(a_data.xy)-128);float a_direction=float(int(a_data.z & 3u)-1);float a_linesofar=float((a_data.z >> 2u)+a_data.w*64u)*LINE_DISTANCE_SCALE;vec2 pos=vec2(a_pos_normal >> 1);mediump vec2 normal=vec2(a_pos_normal & 1);normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);float adjustedThickness=projectLineThickness(pos.y);vec4 projected_no_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation);vec4 projected_with_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation+dist/u_ratio*adjustedThickness);gl_Position=projected_with_extrude; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif #ifdef TERRAIN3D v_gamma_scale=1.0; #else float extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length((projected_with_extrude.xy-projected_no_extrude.xy)/projected_with_extrude.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective; #endif float u_patternscale_a_x=u_tileratio/dasharray_from.w/u_crossfade_from;float u_patternscale_a_y=-dasharray_from.z/2.0/u_lineatlas_height;float u_patternscale_b_x=u_tileratio/dasharray_to.w/u_crossfade_to;float u_patternscale_b_y=-dasharray_to.z/2.0/u_lineatlas_height;v_tex_a=vec2(a_linesofar*u_patternscale_a_x/floorwidth,normal.y*u_patternscale_a_y+(float(dasharray_from.y)+0.5)/u_lineatlas_height);v_tex_b=vec2(a_linesofar*u_patternscale_b_x/floorwidth,normal.y*u_patternscale_b_y+(float(dasharray_to.y)+0.5)/u_lineatlas_height);v_width2=vec2(outset,inset);}`),lineGradientSDF:Y(`uniform sampler2D u_image;uniform sampler2D u_image_dash;uniform float u_mix;uniform lowp float u_lineatlas_width;in vec2 v_normal;flat in vec2 v_width2;in vec2 v_tex_a;in vec2 v_tex_b;in float v_gamma_scale;in highp vec2 v_uv; #ifdef GLOBE in float v_depth; #endif #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define mediump float width #pragma maplibre: define lowp float floorwidth #pragma maplibre: define mediump vec4 dasharray_from #pragma maplibre: define mediump vec4 dasharray_to void main() { #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize mediump float width #pragma maplibre: initialize lowp float floorwidth #pragma maplibre: initialize mediump vec4 dasharray_from #pragma maplibre: initialize mediump vec4 dasharray_to clipAntimeridian();float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);vec4 color=texture(u_image,v_uv);float sdfdist_a=texture(u_image_dash,v_tex_a).a;float sdfdist_b=texture(u_image_dash,v_tex_b).a;float sdfdist=mix(sdfdist_a,sdfdist_b,u_mix);float sdfgamma=(u_lineatlas_width/256.0)/min(dasharray_from.w,dasharray_to.w);float dash_alpha=smoothstep(0.5-sdfgamma/floorwidth,0.5+sdfgamma/floorwidth,sdfdist);fragColor=color*(alpha*dash_alpha*opacity); #ifdef GLOBE if (v_depth > 1.0) {discard;} #endif #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,` #define scale 0.015873016 #define LINE_DISTANCE_SCALE 2.0 layout(location=0) in ivec2 a_pos_normal;layout(location=1) in uvec4 a_data;layout(location=2) in float a_uv_x;layout(location=3) in float a_split_index;uniform vec2 u_translation;uniform mediump float u_ratio;uniform float u_image_height;uniform float u_tileratio;uniform float u_crossfade_from;uniform float u_crossfade_to;uniform float u_lineatlas_height;out vec2 v_normal;flat out vec2 v_width2;out float v_gamma_scale;out highp vec2 v_uv;out vec2 v_tex_a;out vec2 v_tex_b; #ifdef GLOBE out float v_depth; #endif #pragma maplibre: define lowp float blur #pragma maplibre: define lowp float opacity #pragma maplibre: define mediump float gapwidth #pragma maplibre: define lowp float offset #pragma maplibre: define mediump float width #pragma maplibre: define lowp float floorwidth #pragma maplibre: define mediump vec4 dasharray_from #pragma maplibre: define mediump vec4 dasharray_to void main() { #pragma maplibre: initialize lowp float blur #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize mediump float gapwidth #pragma maplibre: initialize lowp float offset #pragma maplibre: initialize mediump float width #pragma maplibre: initialize lowp float floorwidth #pragma maplibre: initialize mediump vec4 dasharray_from #pragma maplibre: initialize mediump vec4 dasharray_to if (opacity < 0.01) {gl_Position=vec4(-2.0,-2.0,-2.0,1.0);return;}float ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=vec2(ivec2(a_data.xy)-128);float a_direction=float(int(a_data.z & 3u)-1);float a_linesofar=float((a_data.z >> 2u)+a_data.w*64u)*LINE_DISTANCE_SCALE;float texel_height=1.0/u_image_height;float half_texel_height=0.5*texel_height;v_uv=vec2(a_uv_x,a_split_index*texel_height-half_texel_height);vec2 pos=vec2(a_pos_normal >> 1);mediump vec2 normal=vec2(a_pos_normal & 1);normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);float adjustedThickness=projectLineThickness(pos.y);vec4 projected_no_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation);vec4 projected_with_extrude=projectTile(pos+offset2/u_ratio*adjustedThickness+u_translation+dist/u_ratio*adjustedThickness);gl_Position=projected_with_extrude; #ifdef GLOBE v_depth=gl_Position.z/gl_Position.w; #endif #ifdef TERRAIN3D v_gamma_scale=1.0; #else float extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length((projected_with_extrude.xy-projected_no_extrude.xy)/projected_with_extrude.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective; #endif float u_patternscale_a_x=u_tileratio/dasharray_from.w/u_crossfade_from;float u_patternscale_a_y=-dasharray_from.z/2.0/u_lineatlas_height;float u_patternscale_b_x=u_tileratio/dasharray_to.w/u_crossfade_to;float u_patternscale_b_y=-dasharray_to.z/2.0/u_lineatlas_height;v_tex_a=vec2(a_linesofar*u_patternscale_a_x/floorwidth,normal.y*u_patternscale_a_y+(float(dasharray_from.y)+0.5)/u_lineatlas_height);v_tex_b=vec2(a_linesofar*u_patternscale_b_x/floorwidth,normal.y*u_patternscale_b_y+(float(dasharray_to.y)+0.5)/u_lineatlas_height);v_width2=vec2(outset,inset);}`),layerOpacity:Y(`uniform sampler2D u_image;uniform float u_opacity;in vec2 v_pos;void main() {fragColor=texture(u_image,v_pos)*u_opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(0.0); #endif }`,`layout(location=0) in vec2 a_pos;out vec2 v_pos;void main() {gl_Position=vec4(a_pos.x*2.0-1.0,1.0-a_pos.y*2.0,0.0,1.0);v_pos.x=a_pos.x;v_pos.y=1.0-a_pos.y;}`),raster:Y(`uniform float u_fade_t;uniform float u_opacity;uniform sampler2D u_image0;uniform sampler2D u_image1;in vec3 v_pos0;in vec3 v_pos1;uniform float u_brightness_low;uniform float u_brightness_high;uniform float u_saturation_factor;uniform float u_contrast_factor;uniform vec3 u_spin_weights;void main() {vec4 color0=texture(u_image0,v_pos0.xy/v_pos0.z);vec4 color1=texture(u_image1,v_pos1.xy/v_pos1.z);if (color0.a > 0.0) {color0.rgb=color0.rgb/color0.a;}if (color1.a > 0.0) {color1.rgb=color1.rgb/color1.a;}vec4 color=mix(color0,color1,u_fade_t);color.a*=u_opacity;vec3 rgb=color.rgb;rgb=vec3(dot(rgb,u_spin_weights.xyz),dot(rgb,u_spin_weights.zxy),dot(rgb,u_spin_weights.yzx));float average=(color.r+color.g+color.b)/3.0;rgb+=(average-rgb)*u_saturation_factor;rgb=(rgb-0.5)*u_contrast_factor+0.5;vec3 u_high_vec=vec3(u_brightness_low,u_brightness_low,u_brightness_low);vec3 u_low_vec=vec3(u_brightness_high,u_brightness_high,u_brightness_high);fragColor=vec4(mix(u_high_vec,u_low_vec,rgb)*color.a,color.a); #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`uniform vec2 u_tl_parent;uniform float u_scale_parent;uniform float u_buffer_scale;uniform vec3 u_image_warp;uniform vec4 u_coords_top;uniform vec4 u_coords_bottom;layout(location=0) in vec2 a_pos;out vec3 v_pos0;out vec3 v_pos1;void main() {vec2 fractionalPos=a_pos/8192.0;vec2 topLeft=u_coords_top.xy;vec2 topRight=u_coords_top.zw;vec2 bottomLeft=u_coords_bottom.xy;vec2 bottomRight=u_coords_bottom.zw;vec2 bilinearPos=mix(mix(topLeft,topRight,fractionalPos.x),mix(bottomLeft,bottomRight,fractionalPos.x),fractionalPos.y);float denominator=dot(u_image_warp.xy,fractionalPos)+1.0;vec2 acrossTop=topRight-topLeft+u_image_warp.x*topRight;vec2 downLeft=bottomLeft-topLeft+u_image_warp.y*bottomLeft;vec2 projectivePos=(acrossTop*fractionalPos.x+downLeft*fractionalPos.y+topLeft)/denominator;vec2 position=mix(projectivePos,bilinearPos,u_image_warp.z);gl_Position=projectTile(position,position);vec2 texturePos=((fractionalPos-0.5)/u_buffer_scale)+0.5; #ifdef GLOBE if (a_pos.y <-32767.5) {texturePos.y=0.0;}if (a_pos.y > 32766.5) {texturePos.y=1.0;} #endif float perspectiveRatio=mix(1.0/denominator,1.0,u_image_warp.z);v_pos0=vec3(texturePos*perspectiveRatio,perspectiveRatio);vec2 parentPos=(texturePos*u_scale_parent)+u_tl_parent;v_pos1=vec3(parentPos*perspectiveRatio,perspectiveRatio);}`),symbolIcon:Y(`uniform sampler2D u_texture;in vec2 v_tex;flat in float v_total_opacity;void main() {fragColor=texture(u_texture,v_tex)*v_total_opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`layout(location=0) in vec4 a_pos_offset;layout(location=1) in uvec4 a_data;layout(location=2) in vec4 a_pixeloffset;layout(location=3) in vec3 a_projected_pos;layout(location=4) in uint a_fade_opacity;layout(location=5) in float a_height_offset;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform bool u_rotate_symbol;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform vec2 u_texsize;uniform bool u_is_along_line;uniform bool u_is_variable_anchor;uniform vec2 u_translation;uniform float u_pitched_scale;uniform bool u_is_offset;uniform bool u_height_anchor_ground;out vec2 v_tex;flat out float v_total_opacity; #pragma maplibre: define lowp float opacity void main() { #pragma maplibre: initialize lowp float opacity vec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=vec2(a_data.xy);vec2 a_size=vec2(a_data.zw);float a_size_min=float(a_data.z >> 1u);vec2 a_pxoffset=a_pixeloffset.xy;vec2 a_minFontScale=a_pixeloffset.zw/256.0;float ele=a_height_offset+(u_height_anchor_ground ? get_elevation(a_pos) : 0.0);highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}vec2 translated_a_pos=a_pos+u_translation;vec4 projectedPoint=projectTileWithElevation(translated_a_pos,ele);vec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_symbol_fade_change :-u_symbol_fade_change;float visibility=calculate_visibility(projectedPoint);v_total_opacity=opacity*max(0.0,min(visibility,fade_opacity[0]+fade_change));if (v_total_opacity < 0.1){gl_Position=vec4(-2.,-2.,-2.,1.);return;}highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ? camera_to_anchor_distance/u_camera_to_center_distance : u_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(0.5+0.5*distance_ratio,0.0,4.0);if (!u_is_offset) {size*=perspective_ratio;}float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=projectTileWithElevation(translated_a_pos+vec2(1,0),ele);vec2 a=projectedPoint.xy/projectedPoint.w;vec2 b=offsetProjectedPoint.xy/offsetProjectedPoint.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}highp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);vec4 projected_pos;if (u_is_along_line || u_is_variable_anchor) {projected_pos=vec4(a_projected_pos.xy,ele,1.0);} else if (u_pitch_with_map) {projected_pos=u_label_plane_matrix*vec4(a_projected_pos.xy+u_translation,ele,1.0);} else {projected_pos=u_label_plane_matrix*projectTileWithElevation(a_projected_pos.xy+u_translation,ele);}float z=float(u_pitch_with_map)*projected_pos.z/projected_pos.w;float projectionScaling=1.0; #ifdef GLOBE if(u_pitch_with_map) {float anchor_pos_tile_y=(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w,z,1.0)).y;projectionScaling=mix(projectionScaling,1.0/circumferenceRatioAtTileY(anchor_pos_tile_y)*u_pitched_scale,u_projection_transition);} #endif vec4 finalPos=u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+rotation_matrix*(a_offset/32.0*max(a_minFontScale,fontScale)+a_pxoffset/16.0)*projectionScaling,z,1.0);if(u_pitch_with_map) {finalPos=projectTileWithElevation(finalPos.xy,finalPos.z);}gl_Position=finalPos;v_tex=a_tex/u_texsize;}`),symbolSDF:Y(`#define SDF_PX 8.0 uniform bool u_is_halo;uniform bool u_is_plain;uniform sampler2D u_texture;uniform highp float u_gamma_scale;uniform bool u_is_text;in vec2 v_data0;in vec3 v_data1; #pragma maplibre: define highp vec4 fill_color #pragma maplibre: define highp vec4 halo_color #pragma maplibre: define lowp float halo_width #pragma maplibre: define lowp float halo_blur void main() { #pragma maplibre: initialize highp vec4 fill_color #pragma maplibre: initialize highp vec4 halo_color #pragma maplibre: initialize lowp float halo_width #pragma maplibre: initialize lowp float halo_blur float EDGE_GAMMA=0.105/u_device_pixel_ratio;vec2 tex=v_data0.xy;float gamma_scale=v_data1.x;float size=v_data1.y;float total_opacity=v_data1[2];float fontScale=u_is_text ? size/24.0 : size;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float inner_edge=(256.0-64.0)/256.0;lowp float dist=texture(u_texture,tex).a;lowp vec4 color_alpha_out_text,color_alpha_out_halo;if (u_is_plain){highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(inner_edge-gamma_scaled,inner_edge+gamma_scaled,dist);color_alpha_out_text=total_opacity*alpha*fill_color;}if (u_is_halo) {float gamma_halo=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);float inner_edge_halo=inner_edge+gamma_halo*gamma_scale;highp float gamma_scaled_halo=gamma_halo*gamma_scale;highp float alpha_halo=smoothstep(inner_edge_halo-gamma_scaled_halo,inner_edge_halo+gamma_scaled_halo,dist);highp float halo_edge=(6.0-halo_width/fontScale)/SDF_PX;alpha_halo= min(smoothstep(halo_edge-gamma_scaled_halo,halo_edge+gamma_scaled_halo,dist),1.0-alpha_halo);color_alpha_out_halo=total_opacity*alpha_halo*halo_color;}if (u_is_plain && u_is_halo) {fragColor=color_alpha_out_text+(1.-color_alpha_out_text.a)*color_alpha_out_halo;} else if (u_is_halo){fragColor=color_alpha_out_halo;} else {fragColor=color_alpha_out_text;} #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`layout(location=0) in vec4 a_pos_offset;layout(location=1) in uvec4 a_data;layout(location=2) in vec4 a_pixeloffset;layout(location=3) in vec3 a_projected_pos;layout(location=4) in uint a_fade_opacity;layout(location=5) in float a_height_offset;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform bool u_is_along_line;uniform bool u_is_variable_anchor;uniform bool u_rotate_symbol;uniform vec2 u_texsize;uniform vec2 u_translation;uniform float u_pitched_scale;uniform bool u_is_offset;uniform bool u_height_anchor_ground;out vec2 v_data0;out vec3 v_data1; #pragma maplibre: define highp vec4 fill_color #pragma maplibre: define highp vec4 halo_color #pragma maplibre: define lowp float opacity #pragma maplibre: define lowp float halo_width #pragma maplibre: define lowp float halo_blur void main() { #pragma maplibre: initialize highp vec4 fill_color #pragma maplibre: initialize highp vec4 halo_color #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize lowp float halo_width #pragma maplibre: initialize lowp float halo_blur vec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=vec2(a_data.xy);vec2 a_size=vec2(a_data.zw);float a_size_min=float(a_data.z >> 1u);vec2 a_pxoffset=a_pixeloffset.xy/16.0;vec2 a_minFontScale=a_pixeloffset.zw/256.0;float ele=a_height_offset+(u_height_anchor_ground ? get_elevation(a_pos) : 0.0);highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}vec2 translated_a_pos=a_pos+u_translation;vec4 projectedPoint=projectTileWithElevation(translated_a_pos,ele);vec2 fade_opacity=unpack_opacity(a_fade_opacity);float visibility=calculate_visibility(projectedPoint);float fade_change=fade_opacity[1] > 0.5 ? u_symbol_fade_change :-u_symbol_fade_change;float interpolated_fade_opacity=max(0.0,min(visibility,fade_opacity[0]+fade_change));float total_opacity=opacity*interpolated_fade_opacity;if (total_opacity < 0.1){gl_Position=vec4(-2.,-2.,-2.,1.);return;}highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ? camera_to_anchor_distance/u_camera_to_center_distance : u_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(0.5+0.5*distance_ratio,0.0,4.0);if (!u_is_offset) {size*=perspective_ratio;}float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=projectTileWithElevation(translated_a_pos+vec2(1,0),ele);vec2 a=projectedPoint.xy/projectedPoint.w;vec2 b=offsetProjectedPoint.xy/offsetProjectedPoint.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}highp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);vec4 projected_pos;if (u_is_along_line || u_is_variable_anchor) {projected_pos=vec4(a_projected_pos.xy,ele,1.0);} else if (u_pitch_with_map) {projected_pos=u_label_plane_matrix*vec4(a_projected_pos.xy+u_translation,ele,1.0);} else {projected_pos=u_label_plane_matrix*projectTileWithElevation(a_projected_pos.xy+u_translation,ele);}float z=float(u_pitch_with_map)*projected_pos.z/projected_pos.w;float projectionScaling=1.0; #ifdef GLOBE if(u_pitch_with_map) {float anchor_pos_tile_y=(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w,z,1.0)).y;projectionScaling=mix(projectionScaling,1.0/circumferenceRatioAtTileY(anchor_pos_tile_y)*u_pitched_scale,u_projection_transition);} #endif vec4 finalPos=u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+rotation_matrix*(a_offset/32.0*max(a_minFontScale,fontScale)+a_pxoffset)*projectionScaling,z,1.0);if(u_pitch_with_map) {finalPos=projectTileWithElevation(finalPos.xy,finalPos.z);}float gamma_scale=finalPos.w;gl_Position=finalPos;v_data0=a_tex/u_texsize;v_data1=vec3(gamma_scale,size,total_opacity);}`),symbolTextAndIcon:Y(`#define SDF_PX 8.0 #define SDF 1.0 #define ICON 0.0 uniform bool u_is_halo;uniform bool u_is_text;uniform sampler2D u_texture;uniform sampler2D u_texture_icon;uniform highp float u_gamma_scale;in vec4 v_data0;in vec3 v_data1;flat in float v_is_sdf; #pragma maplibre: define highp vec4 fill_color #pragma maplibre: define highp vec4 halo_color #pragma maplibre: define lowp float halo_width #pragma maplibre: define lowp float halo_blur void main() { #pragma maplibre: initialize highp vec4 fill_color #pragma maplibre: initialize highp vec4 halo_color #pragma maplibre: initialize lowp float halo_width #pragma maplibre: initialize lowp float halo_blur float total_opacity=v_data1[2];if (v_is_sdf==ICON) {vec2 tex_icon=v_data0.zw;fragColor=texture(u_texture_icon,tex_icon)*total_opacity; #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif return;}vec2 tex=v_data0.xy;float EDGE_GAMMA=0.105/u_device_pixel_ratio;float gamma_scale=v_data1.x;float size=v_data1.y;float fontScale=size/24.0;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float buff=(256.0-64.0)/256.0;lowp float dist=texture(u_texture,tex).a;lowp vec4 color_alpha_out,color_alpha_out_halo;if (u_is_text) {highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(buff-gamma_scaled,buff+gamma_scaled,dist);color_alpha_out=fill_color*(alpha*total_opacity);}if (u_is_halo) {highp float gamma_halo=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);lowp float buff_halo=(6.0-halo_width/fontScale)/SDF_PX;highp float gamma_scaled_halo=gamma_halo*gamma_scale;highp float alpha_halo=smoothstep(buff_halo-gamma_scaled_halo,buff_halo+gamma_scaled_halo,dist);color_alpha_out_halo=halo_color*(alpha_halo*total_opacity);}if (u_is_text && u_is_halo) {fragColor=color_alpha_out+(1.-color_alpha_out.a)*color_alpha_out_halo;} else if (u_is_halo) {fragColor=color_alpha_out_halo;} else {fragColor=color_alpha_out;} #ifdef OVERDRAW_INSPECTOR fragColor=vec4(1.0); #endif }`,`layout(location=0) in vec4 a_pos_offset;layout(location=1) in uvec4 a_data;layout(location=2) in vec3 a_projected_pos;layout(location=3) in uint a_fade_opacity;layout(location=4) in float a_height_offset;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform bool u_rotate_symbol;uniform vec2 u_texsize;uniform vec2 u_texsize_icon;uniform bool u_is_along_line;uniform bool u_is_variable_anchor;uniform vec2 u_translation;uniform float u_pitched_scale;uniform bool u_is_offset;uniform bool u_height_anchor_ground;out vec4 v_data0;out vec3 v_data1;flat out float v_is_sdf; #pragma maplibre: define highp vec4 fill_color #pragma maplibre: define highp vec4 halo_color #pragma maplibre: define lowp float opacity #pragma maplibre: define lowp float halo_width #pragma maplibre: define lowp float halo_blur void main() { #pragma maplibre: initialize highp vec4 fill_color #pragma maplibre: initialize highp vec4 halo_color #pragma maplibre: initialize lowp float opacity #pragma maplibre: initialize lowp float halo_width #pragma maplibre: initialize lowp float halo_blur vec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=vec2(a_data.xy);vec2 a_size=vec2(a_data.zw);float a_size_min=float(a_data.z >> 1u);float is_sdf=float(a_data.z & 1u);float ele=a_height_offset+(u_height_anchor_ground ? get_elevation(a_pos) : 0.0);highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}vec2 translated_a_pos=a_pos+u_translation;vec4 projectedPoint=projectTileWithElevation(translated_a_pos,ele);vec2 fade_opacity=unpack_opacity(a_fade_opacity);float visibility=calculate_visibility(projectedPoint);float fade_change=fade_opacity[1] > 0.5 ? u_symbol_fade_change :-u_symbol_fade_change;float interpolated_fade_opacity=max(0.0,min(visibility,fade_opacity[0]+fade_change));float total_opacity=opacity*interpolated_fade_opacity;if (total_opacity < 0.1){gl_Position=vec4(-2.,-2.,-2.,1.);return;}highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ? camera_to_anchor_distance/u_camera_to_center_distance : u_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(0.5+0.5*distance_ratio,0.0,4.0);if (!u_is_offset) {size*=perspective_ratio;}float fontScale=size/24.0;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=projectTileWithElevation(translated_a_pos+vec2(1,0),ele);vec2 a=projectedPoint.xy/projectedPoint.w;vec2 b=offsetProjectedPoint.xy/offsetProjectedPoint.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}highp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);vec4 projected_pos;if (u_is_along_line || u_is_variable_anchor) {projected_pos=vec4(a_projected_pos.xy,ele,1.0);} else if (u_pitch_with_map) {projected_pos=u_label_plane_matrix*vec4(a_projected_pos.xy+u_translation,ele,1.0);} else {projected_pos=u_label_plane_matrix*projectTileWithElevation(a_projected_pos.xy+u_translation,ele);}float z=float(u_pitch_with_map)*projected_pos.z/projected_pos.w;float projectionScaling=1.0; #ifdef GLOBE if(u_pitch_with_map && !u_is_along_line) {float anchor_pos_tile_y=(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w,z,1.0)).y;projectionScaling=mix(projectionScaling,1.0/circumferenceRatioAtTileY(anchor_pos_tile_y)*u_pitched_scale,u_projection_transition);} #endif vec4 finalPos=u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+rotation_matrix*(a_offset/32.0*fontScale)*projectionScaling,z,1.0);if(u_pitch_with_map) {finalPos=projectTileWithElevation(finalPos.xy,finalPos.z);}float gamma_scale=finalPos.w;gl_Position=finalPos;v_data0.xy=a_tex/u_texsize;v_data0.zw=a_tex/u_texsize_icon;v_data1=vec3(gamma_scale,size,total_opacity);v_is_sdf=is_sdf;}`),terrain:Y(`uniform sampler2D u_texture;uniform vec4 u_fog_color;uniform vec4 u_horizon_color;uniform float u_fog_ground_blend;uniform float u_fog_ground_blend_opacity;uniform float u_horizon_fog_blend;uniform bool u_is_globe_mode;in vec2 v_texture_pos;in float v_fog_depth;const float gamma=2.2;vec4 gammaToLinear(vec4 color) {return pow(color,vec4(gamma));}vec4 linearToGamma(vec4 color) {return pow(color,vec4(1.0/gamma));}void main() {vec4 surface_color=texture(u_texture,vec2(v_texture_pos.x,1.0-v_texture_pos.y));if (!u_is_globe_mode && u_fog_ground_blend_opacity > 0.0 && v_fog_depth > u_fog_ground_blend) {vec4 surface_color_linear=gammaToLinear(surface_color);float blend_color=smoothstep(0.0,1.0,max((v_fog_depth-u_horizon_fog_blend)/(1.0-u_horizon_fog_blend),0.0));vec4 fog_horizon_color_linear=mix(gammaToLinear(u_fog_color),gammaToLinear(u_horizon_color),blend_color);float factor_fog=max(v_fog_depth-u_fog_ground_blend,0.0)/(1.0-u_fog_ground_blend);fragColor=linearToGamma(mix(surface_color_linear,fog_horizon_color_linear,pow(factor_fog,2.0)*u_fog_ground_blend_opacity));} else {fragColor=surface_color;}}`,`layout(location=0) in vec3 a_pos3d;uniform mat4 u_fog_matrix;uniform float u_ele_delta;out vec2 v_texture_pos;out float v_fog_depth;void main() {float ele=get_elevation(a_pos3d.xy);float ele_delta=a_pos3d.z==1.0 ? u_ele_delta : 0.0;v_texture_pos=a_pos3d.xy/8192.0;gl_Position=projectTileFor3D(a_pos3d.xy,ele-ele_delta);vec4 pos=u_fog_matrix*vec4(a_pos3d.xy,ele,1.0);v_fog_depth=pos.z/pos.w*0.5+0.5;}`),terrainDepth:Y(`in float v_depth;const highp vec4 bitSh=vec4(256.*256.*256.,256.*256.,256.,1.);const highp vec4 bitMsk=vec4(0.,vec3(1./256.0));highp vec4 pack(highp float value) {highp vec4 comp=fract(value*bitSh);comp-=comp.xxyz*bitMsk;return comp;}void main() {fragColor=pack(v_depth);}`,`layout(location=0) in vec3 a_pos3d;uniform float u_ele_delta;out float v_depth;void main() {float ele=get_elevation(a_pos3d.xy);float ele_delta=a_pos3d.z==1.0 ? u_ele_delta : 0.0;gl_Position=projectTileFor3D(a_pos3d.xy,ele-ele_delta);v_depth=gl_Position.z/gl_Position.w;}`),atmosphere:Y(`#ifdef GL_ES precision highp float; #endif in vec3 view_direction;uniform vec3 u_sun_pos;uniform vec3 u_globe_position;uniform float u_globe_radius;uniform float u_atmosphere_blend;/**Shader use from https:*Made some change to adapt to MapLibre Globe geometry*/const float PI=3.141592653589793;const int iSteps=5;const int jSteps=3;/*radius of the planet*/const float EARTH_RADIUS=6371e3;/*radius of the atmosphere*/const float ATMOS_RADIUS=6471e3;vec2 rsi(vec3 r0,vec3 rd,float sr) {float a=dot(rd,rd);float b=2.0*dot(rd,r0);float c=dot(r0,r0)-(sr*sr);float d=(b*b)-4.0*a*c;if (d < 0.0) return vec2(1e5,-1e5);return vec2((-b-sqrt(d))/(2.0*a),(-b+sqrt(d))/(2.0*a));}vec4 atmosphere(vec3 r,vec3 r0,vec3 pSun,float iSun,float rPlanet,float rAtmos,vec3 kRlh,float kMie,float shRlh,float shMie,float g) {pSun=normalize(pSun);r=normalize(r);vec2 p=rsi(r0,r,rAtmos);if (p.x > p.y) {return vec4(0.0,0.0,0.0,1.0);}if (p.x < 0.0) {p.x=0.0;}vec3 pos=r0+r*p.x;vec2 p2=rsi(r0,r,rPlanet);if (p2.x <=p2.y && p2.x > 0.0) {p.y=min(p.y,p2.x);}float iStepSize=(p.y-p.x)/float(iSteps);float iTime=p.x+iStepSize*0.5;vec3 totalRlh=vec3(0,0,0);vec3 totalMie=vec3(0,0,0);float iOdRlh=0.0;float iOdMie=0.0;float mu=dot(r,pSun);float mumu=mu*mu;float gg=g*g;float pRlh=3.0/(16.0*PI)*(1.0+mumu);float pMie=3.0/(8.0*PI)*((1.0-gg)*(mumu+1.0))/(pow(1.0+gg-2.0*mu*g,1.5)*(2.0+gg));for (int i=0; i < iSteps; i++) {vec3 iPos=r0+r*iTime;float iHeight=length(iPos)-rPlanet;float odStepRlh=exp(-iHeight/shRlh)*iStepSize;float odStepMie=exp(-iHeight/shMie)*iStepSize;iOdRlh+=odStepRlh;iOdMie+=odStepMie;float jStepSize=rsi(iPos,pSun,rAtmos).y/float(jSteps);float jTime=jStepSize*0.5;float jOdRlh=0.0;float jOdMie=0.0;for (int j=0; j < jSteps; j++) {vec3 jPos=iPos+pSun*jTime;float jHeight=length(jPos)-rPlanet;jOdRlh+=exp(-jHeight/shRlh)*jStepSize;jOdMie+=exp(-jHeight/shMie)*jStepSize;jTime+=jStepSize;}vec3 attn=exp(-(kMie*(iOdMie+jOdMie)+kRlh*(iOdRlh+jOdRlh)));totalRlh+=odStepRlh*attn;totalMie+=odStepMie*attn;iTime+=iStepSize;}float opacity=exp(-(length(kRlh)*length(totalRlh)+kMie*length(totalMie)));vec3 color=iSun*(pRlh*kRlh*totalRlh+pMie*kMie*totalMie);return vec4(color,opacity);}void main() {vec3 scale_camera_pos=-u_globe_position*EARTH_RADIUS/u_globe_radius;vec4 color=atmosphere(normalize(view_direction),scale_camera_pos,u_sun_pos,22.0,EARTH_RADIUS,ATMOS_RADIUS,vec3(5.5e-6,13.0e-6,22.4e-6),21e-6,8e3,1.2e3,0.758 );color.rgb=1.0-exp(-1.0*color.rgb);color=pow(color,vec4(1.0/2.2));fragColor=vec4(color.rgb,1.0-color.a)*u_atmosphere_blend;}`,`layout(location=0) in vec2 a_pos;uniform mat4 u_inv_proj_matrix;out vec3 view_direction;void main() {view_direction=(u_inv_proj_matrix*vec4(a_pos,0.0,1.0)).xyz;gl_Position=vec4(a_pos,0.0,1.0);}`),sky:Y(`uniform vec4 u_sky_color;uniform vec4 u_horizon_color;uniform vec2 u_horizon;uniform vec2 u_horizon_normal;uniform float u_sky_horizon_blend;uniform float u_sky_blend;uniform vec3 u_globe_position;uniform float u_globe_radius;uniform float u_atmosphere_blend;in vec3 v_view_direction;const float ATMOSPHERE_HEIGHT_TO_GLOBE_RADIUS=100000.0/6371000.0;void main() {float x=gl_FragCoord.x;float y=gl_FragCoord.y;float blend=(y-u_horizon.y)*u_horizon_normal.y+(x-u_horizon.x)*u_horizon_normal.x;float opacity=1.0;if (u_sky_blend > 0.0) {vec3 ray=normalize(v_view_direction);float globe_distance=length(u_globe_position);float angle_to_globe_center=acos(clamp(dot(ray,u_globe_position)/globe_distance,-1.0,1.0));float horizon_angle=asin(min(u_globe_radius/globe_distance,1.0));blend=mix(blend,((angle_to_globe_center-horizon_angle)*u_camera_to_center_distance+1.0)*u_device_pixel_ratio,u_sky_blend);float closest_approach=max(dot(ray,u_globe_position),0.0);float lowest_altitude=sqrt(max(globe_distance*globe_distance-closest_approach*closest_approach,0.0))-u_globe_radius;float atmosphere_height=u_globe_radius*ATMOSPHERE_HEIGHT_TO_GLOBE_RADIUS;float inside_atmosphere=1.0-smoothstep(atmosphere_height,10.0*atmosphere_height,globe_distance-u_globe_radius);float through_atmosphere=1.0-smoothstep(0.0,atmosphere_height,lowest_altitude);opacity=inside_atmosphere*through_atmosphere*(1.0-u_atmosphere_blend);}if (blend > 0.0) {if (blend < u_sky_horizon_blend) {fragColor=mix(u_sky_color,u_horizon_color,pow(1.0-blend/u_sky_horizon_blend,2.0));} else {fragColor=u_sky_color;}}fragColor*=mix(1.0,opacity,u_sky_blend);}`,`layout(location=0) in vec2 a_pos;uniform mat4 u_inv_proj_matrix;out vec3 v_view_direction;void main() {v_view_direction=(u_inv_proj_matrix*vec4(a_pos,0.0,1.0)).xyz;gl_Position=vec4(a_pos,1.0,1.0);}`)};function Y(e,t){let n=/#pragma maplibre: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,r=t.match(/in ([\w]+) ([\w]+)/g),i=e.match(/uniform ([\w]+) ([\w]+)([\s]*)([\w]*)/g),a=t.match(/uniform ([\w]+) ([\w]+)([\s]*)([\w]*)/g),o=a?a.concat(i):i,s=r?r.length:0,c={};return e=e.replace(n,(e,t,n,r,i)=>(c[i]=!0,t===`define`?` #ifndef HAS_UNIFORM_u_${i} in ${n} ${r} ${i}; #else uniform ${n} ${r} u_${i}; #endif `:` #ifdef HAS_UNIFORM_u_${i} ${n} ${r} ${i} = u_${i}; #endif `)),t=t.replace(n,(e,t,n,r,i)=>{let a=r===`float`?`vec2`:`vec4`,o=i.match(/color/)?`color`:a;return c[i]?t===`define`?` #ifndef HAS_UNIFORM_u_${i} uniform lowp float u_${i}_t; layout(location = ${s++}) in ${n} ${a} a_${i}; out ${n} ${r} ${i}; #else uniform ${n} ${r} u_${i}; #endif `:o===`vec4`?` #ifndef HAS_UNIFORM_u_${i} ${i} = a_${i}; #else ${n} ${r} ${i} = u_${i}; #endif `:` #ifndef HAS_UNIFORM_u_${i} ${i} = unpack_mix_${o}(a_${i}, u_${i}_t); #else ${n} ${r} ${i} = u_${i}; #endif `:t===`define`?` #ifndef HAS_UNIFORM_u_${i} uniform lowp float u_${i}_t; layout(location = ${s++}) in ${n} ${a} a_${i}; #else uniform ${n} ${r} u_${i}; #endif `:o===`vec4`?` #ifndef HAS_UNIFORM_u_${i} ${n} ${r} ${i} = a_${i}; #else ${n} ${r} ${i} = u_${i}; #endif `:` #ifndef HAS_UNIFORM_u_${i} ${n} ${r} ${i} = unpack_mix_${o}(a_${i}, u_${i}_t); #else ${n} ${r} ${i} = u_${i}; #endif `}),{fragmentSource:e,vertexSource:t,staticAttributes:r,staticUniforms:o}}const dc=`#define PROJECTION_MERCATOR`,fc=`mercator`;var pc=class{constructor(){this._cachedMesh=null}get name(){return`mercator`}get useSubdivision(){return!1}get shaderVariantName(){return fc}get shaderDefine(){return dc}get shaderPreludeCode(){return uc.projectionMercator}get vertexShaderPreludeCode(){return uc.projectionMercator.vertexSource}get subdivisionGranularity(){return dr.noSubdivision}get useGlobeControls(){return!1}get transitionState(){return 0}destroy(){}getMeshFromTileID(e,t,n,r,i){if(this._cachedMesh)return this._cachedMesh;let a=new te;a.emplaceBack(0,0),a.emplaceBack(P,0),a.emplaceBack(0,P),a.emplaceBack(P,P);let o=e.createVertexBuffer(a,Ya.members),s=f.simpleSegment(0,0,4,2),c=new pe;c.emplaceBack(1,0,2),c.emplaceBack(1,2,3);let l=e.createIndexBuffer(c);return this._cachedMesh=new Ja(o,l,s),this._cachedMesh}recalculate(){}hasTransition(){return!1}},mc=class e{constructor(e=0,t=0,n=0,r=0){if(isNaN(e)||e<0||isNaN(t)||t<0||isNaN(n)||n<0||isNaN(r)||r<0)throw Error(`Invalid value for edge-insets, top, bottom, left and right must all be numbers`);this.top=e,this.bottom=t,this.left=n,this.right=r}interpolate(e,t,n){return t.top!=null&&e.top!=null&&(this.top=ir.number(e.top,t.top,n)),t.bottom!=null&&e.bottom!=null&&(this.bottom=ir.number(e.bottom,t.bottom,n)),t.left!=null&&e.left!=null&&(this.left=ir.number(e.left,t.left,n)),t.right!=null&&e.right!=null&&(this.right=ir.number(e.right,t.right,n)),this}getCenter(e,t){let n=u((this.left+e-this.right)/2,0,e),r=u((this.top+t-this.bottom)/2,0,t);return new N(n,r)}equals(e){return this.top===e.top&&this.bottom===e.bottom&&this.left===e.left&&this.right===e.right}clone(){return new e(this.top,this.bottom,this.left,this.right)}toJSON(){return{top:this.top,bottom:this.bottom,left:this.left,right:this.right}}};function hc(e,t){if(!e.renderWorldCopies||e.lngRange)return;let n=t.lng-e.center.lng;t.lng+=n>180?-360:n<-180?360:0}function gc(e){return Math.max(0,Math.floor(e))}var _c=class{constructor(e,t){this.applyConstrain=(e,t)=>this._constrainOverride===null?this._callbacks.defaultConstrain(e,t):this._constrainOverride(e,t),this._callbacks=e,this._tileSize=512,this._renderWorldCopies=t?.renderWorldCopies===void 0||!!t?.renderWorldCopies,this._minZoom=t?.minZoom||0,this._maxZoom=t?.maxZoom||22,this._minPitch=t?.minPitch===void 0||t?.minPitch===null?0:t?.minPitch,this._maxPitch=t?.maxPitch===void 0||t?.maxPitch===null?60:t?.maxPitch,this._constrainOverride=t?.constrainOverride??null,this.setMaxBounds(),this._width=0,this._height=0,this._center=new H(0,0),this._elevation=0,this._zoom=0,this._tileZoom=gc(this._zoom),this._scale=A(this._zoom),this._bearingInRadians=0,this._fovInRadians=.6435011087932844,this._pitchInRadians=0,this._rollInRadians=0,this._unmodified=!0,this._edgeInsets=new mc,this._minElevationForCurrentTile=0,this._autoCalculateNearFarZ=!0}apply(e,t){this._constrainOverride=e.constrainOverride,this._latRange=e.latRange,this._lngRange=e.lngRange,this._width=e.width,this._height=e.height,this._center=e.center,this._elevation=e.elevation,this._minElevationForCurrentTile=e.minElevationForCurrentTile,this._zoom=e.zoom,this._tileZoom=gc(this._zoom),this._scale=A(this._zoom),this._bearingInRadians=e.bearingInRadians,this._fovInRadians=e.fovInRadians,this._pitchInRadians=e.pitchInRadians,this._rollInRadians=e.rollInRadians,this._unmodified=e.unmodified,this._edgeInsets=new mc(e.padding.top,e.padding.bottom,e.padding.left,e.padding.right),this._minZoom=e.minZoom,this._maxZoom=e.maxZoom,this._minPitch=e.minPitch,this._maxPitch=e.maxPitch,this._renderWorldCopies=e.renderWorldCopies,this._cameraToCenterDistance=e.cameraToCenterDistance,this._nearZ=e.nearZ,this._farZ=e.farZ,this._autoCalculateNearFarZ=e.autoCalculateNearFarZ,t&&this.constrainInternal(),this._calcMatrices()}get pixelsToClipSpaceMatrix(){return this._pixelsToClipSpaceMatrix}get clipSpaceToPixelsMatrix(){return this._clipSpaceToPixelsMatrix}get minElevationForCurrentTile(){return this._minElevationForCurrentTile}setMinElevationForCurrentTile(e){this._minElevationForCurrentTile=e}get tileSize(){return this._tileSize}get tileZoom(){return this._tileZoom}get scale(){return this._scale}get width(){return this._width}get height(){return this._height}get bearingInRadians(){return this._bearingInRadians}get lngRange(){return this._lngRange}get latRange(){return this._latRange}get pixelsToGLUnits(){return this._pixelsToGLUnits}get minZoom(){return this._minZoom}setMinZoom(e){if(this._minZoom===e)return;this._minZoom=e;let t=this._unmodified;this.setZoom(this.applyConstrain(this._center,this.zoom).zoom),this._unmodified=t}get maxZoom(){return this._maxZoom}setMaxZoom(e){if(this._maxZoom===e)return;this._maxZoom=e;let t=this._unmodified;this.setZoom(this.applyConstrain(this._center,this.zoom).zoom),this._unmodified=t}get minPitch(){return this._minPitch}setMinPitch(e){if(this._minPitch===e)return;this._minPitch=e;let t=this._unmodified;this.setPitch(Math.max(this.pitch,e)),this._unmodified=t}get maxPitch(){return this._maxPitch}setMaxPitch(e){if(this._maxPitch===e)return;this._maxPitch=e;let t=this._unmodified;this.setPitch(Math.min(this.pitch,e)),this._unmodified=t}get renderWorldCopies(){return this._renderWorldCopies}setRenderWorldCopies(e){e===void 0?e=!0:e===null&&(e=!1),this._renderWorldCopies=e}get constrainOverride(){return this._constrainOverride}setConstrainOverride(e){e===void 0&&(e=null),this._constrainOverride!==e&&(this._constrainOverride=e,this.constrainInternal(),this._calcMatrices())}get worldSize(){return this._tileSize*this._scale}get centerOffset(){return this.centerPoint._sub(this.size._div(2))}get size(){return new N(this._width,this._height)}get bearing(){return this._bearingInRadians/Math.PI*180}setBearing(e){let t=Pe(e,-180,180)*Math.PI/180;this._bearingInRadians!==t&&(this._unmodified=!1,this._bearingInRadians=t,this._calcMatrices(),this._rotationMatrix=jr(),Pr(this._rotationMatrix,this._rotationMatrix,-this._bearingInRadians))}get rotationMatrix(){return this._rotationMatrix}get pitchInRadians(){return this._pitchInRadians}get pitch(){return this._pitchInRadians/Math.PI*180}setPitch(e){let t=u(e,this.minPitch,this.maxPitch)/180*Math.PI;this._pitchInRadians!==t&&(this._unmodified=!1,this._pitchInRadians=t,this._calcMatrices())}get rollInRadians(){return this._rollInRadians}get roll(){return this._rollInRadians/Math.PI*180}setRoll(e){let t=e/180*Math.PI;this._rollInRadians!==t&&(this._unmodified=!1,this._rollInRadians=t,this._calcMatrices())}get fovInRadians(){return this._fovInRadians}get fov(){return br(this._fovInRadians)}setFov(e){e=u(e,.1,150),this.fov!==e&&(this._unmodified=!1,this._fovInRadians=_t(e),this._calcMatrices())}get zoom(){return this._zoom}setZoom(e){let t=this.applyConstrain(this._center,e).zoom;this._zoom!==t&&(this._unmodified=!1,this._zoom=t,this._tileZoom=Math.max(0,Math.floor(t)),this._scale=A(t),this.constrainInternal(),this._calcMatrices())}get center(){return this._center}setCenter(e){(e.lat!==this._center.lat||e.lng!==this._center.lng)&&(this._unmodified=!1,this._center=e,this.constrainInternal(),this._calcMatrices())}get elevation(){return this._elevation}setElevation(e){e!==this._elevation&&(this._elevation=e,this.constrainInternal(),this._calcMatrices())}get padding(){return this._edgeInsets.toJSON()}setPadding(e){this._edgeInsets.equals(e)||(this._unmodified=!1,this._edgeInsets.interpolate(this._edgeInsets,e,1),this._calcMatrices())}get centerPoint(){return this._edgeInsets.getCenter(this._width,this._height)}get pixelsPerMeter(){return this._pixelPerMeter}get unmodified(){return this._unmodified}get cameraToCenterDistance(){return this._cameraToCenterDistance}get nearZ(){return this._nearZ}get farZ(){return this._farZ}get autoCalculateNearFarZ(){return this._autoCalculateNearFarZ}overrideNearFarZ(e,t){this._autoCalculateNearFarZ=!1,this._nearZ=e,this._farZ=t,this._calcMatrices()}clearNearFarZOverride(){this._autoCalculateNearFarZ=!0,this._calcMatrices()}isPaddingEqual(e){return this._edgeInsets.equals(e)}interpolatePadding(e,t,n){this._unmodified=!1,this._edgeInsets.interpolate(e,t,n),this.constrainInternal(),this._calcMatrices()}resize(e,t,n=!0){this._width=e,this._height=t,n&&this.constrainInternal(),this._calcMatrices()}getMaxBounds(){return this._latRange?.length!==2||this._lngRange?.length!==2?null:new wa([this._lngRange[0],this._latRange[0]],[this._lngRange[1],this._latRange[1]])}setMaxBounds(e){e?(this._lngRange=[e.getWest(),e.getEast()],this._latRange=[e.getSouth(),e.getNorth()],this.constrainInternal()):(this._lngRange=null,this._latRange=[-k,k])}getCameraQueryGeometry(e,t){if(t.length===1)return[t[0],e];{let{minX:n,minY:r,maxX:i,maxY:a}=Rn.fromPoints(t).extend(e);return[new N(n,r),new N(i,r),new N(i,a),new N(n,a),new N(n,r)]}}constrainInternal(){if(!this.center||!this._width||!this._height||this._constraining)return;this._constraining=!0;let e=this._unmodified,{center:t,zoom:n}=this.applyConstrain(this.center,this.zoom);this.setCenter(t),this.setZoom(n),this._unmodified=e,this._constraining=!1}_calcMatrices(){if(this._pixelPerMeter=Vt(1,this.center.lat)*this.worldSize,!this._width||!this._height)return;this._pixelsToGLUnits=[2/this._width,-2/this._height];let e=Ge(/* @__PURE__ */ new Float64Array(16));a(e,e,[this._width/2,-this._height/2,1]),pn(e,e,[1,-1,0]),this._clipSpaceToPixelsMatrix=e,e=Ge(/* @__PURE__ */ new Float64Array(16)),a(e,e,[1,-1,1]),pn(e,e,[-1,-1,0]),a(e,e,[2/this._width,2/this._height,1]),this._pixelsToClipSpaceMatrix=e;let t=this.fovInRadians/2;this._cameraToCenterDistance=.5/Math.tan(t)*this._height,this._callbacks.calcMatrices()}calculateCenterFromCameraLngLatAlt(e,t,n,r){let i=n===void 0?this.bearing:n,a=r=r===void 0?this.pitch:r,{distanceToCenter:o,clampedElevation:s}=this._distanceToCenterFromAltElevationPitch(t,this.elevation,a),{x:c,y:l}=ue(a,i),u=U.fromLngLat(e,t),d=Kn(1,u.y),f,p,m=0;do{if(m+=1,m>10)break;p=o/d;let e=c*p,t=l*p;f=new U(u.x+e,u.y+t),d=1/f.meterInMercatorCoordinateUnits()}while(Math.abs(o-p*d)>1e-12);return{center:f.toLngLat(),elevation:s,zoom:b(this.height/2/Math.tan(this.fovInRadians/2)/p/this.tileSize)}}recalculateZoomAndCenter(e){if(this.elevation-e===0)return;let t=1/this.worldSize,n=Vt(1,this.center.lat)*this.worldSize,r=U.fromLngLat(this.center,this.elevation),i=r.x/t,a=r.y/t,o=r.z/t,s=this.pitch,c=this.bearing,{x:l,y:u,z:d}=ue(s,c),f=this.cameraToCenterDistance,p=i+f*-l,m=a+f*-u,h=o+f*d,{distanceToCenter:g,clampedElevation:_}=this._distanceToCenterFromAltElevationPitch(h/n,e,s),v=g*n,y=p+l*v,x=m+u*v,S=new U(y*t,x*t,0).toLngLat(),C=Vt(1,S.lat),w=b(this.height/2/Math.tan(this.fovInRadians/2)/g/C/this.tileSize);this._elevation=_,this._center=S,this.setZoom(w)}_distanceToCenterFromAltElevationPitch(e,t,n){let r=-Math.cos(_t(n)),i=e-t,a,o=t;return r*i>=0||Math.abs(r)=0?1<r}allowWorldCopies(){return!0}prepareNextFrame(){}};const yc=yt([{name:`a_pos3d`,type:`Int16`,components:3}]);var bc=class extends lr{constructor(e){super(),this._lastTilesetChange=W(),this.tileManager=e,this._tiles={},this._renderableTilesKeys=[],this._sourceTileCache={},this.minzoom=0,this.maxzoom=22,this.deltaZoom=1,this.tileSize=e._source.tileSize*2**this.deltaZoom,e.usedForTerrain=!0,e.tileSize=this.tileSize}destruct(){this.tileManager.usedForTerrain=!1,this.tileManager.tileSize=null,this.releaseAllRTT()}getSource(){return this.tileManager._source}update(e,t){this.tileManager.update(e,t),this._renderableTilesKeys=[];let n={},r=!1;for(let i of Fo(e,{tileSize:this.tileSize,minzoom:this.minzoom,maxzoom:this.maxzoom,reparseOverscaled:!1,terrain:t}))n[i.key]=!0,this._renderableTilesKeys.push(i.key),this._tiles[i.key]||(i.terrainRttPosMatrix32f=/* @__PURE__ */ new Float32Array(16),Xe(i.terrainRttPosMatrix32f,0,P,P,0,0,1),this._tiles[i.key]=new vo(i,this.tileSize),this._lastTilesetChange=W(),r=!0);for(let e in this._tiles)n[e]||(this._tiles[e].releaseRTT(this.tileManager.map.painter),delete this._tiles[e],r=!0);return r}releaseRTT(e){for(let t in this._tiles){let n=this._tiles[t];(n.tileID.equals(e)||n.tileID.isChildOf(e)||e.isChildOf(n.tileID))&&n.releaseRTT(this.tileManager.map.painter)}}releaseAllRTT(){for(let e in this._tiles)this._tiles[e].releaseRTT(this.tileManager.map.painter)}getRenderableTiles(){return this._renderableTilesKeys.map(e=>this.getTileByID(e))}getTileByID(e){return this._tiles[e]}getTerrainCoords(e,t){return t?this._getTerrainCoordsForTileRanges(e,t):this._getTerrainCoordsForRegularTile(e)}_getTerrainCoordsForRegularTile(e){let t={};for(let n of this._renderableTilesKeys){let r=this._tiles[n].tileID,i=e.clone(),o=lt();if(r.canonical.equals(e.canonical))Xe(o,0,P,P,0,0,1);else if(r.canonical.isChildOf(e.canonical)){let t=r.canonical.z-e.canonical.z,n=r.canonical.x-(r.canonical.x>>t<>t<>t;Xe(o,0,a,a,0,0,1),pn(o,o,[-n*a,-i*a,0])}else if(e.canonical.isChildOf(r.canonical)){let t=e.canonical.z-r.canonical.z,n=e.canonical.x-(e.canonical.x>>t<>t<>t;Xe(o,0,P,P,0,0,1),pn(o,o,[n*s,i*s,0]),a(o,o,[1/2**t,1/2**t,0])}else continue;i.terrainRttPosMatrix32f=new Float32Array(o),t[n]=i}return t}_getTerrainCoordsForTileRanges(e,t){let n={};for(let r of this._renderableTilesKeys){let i=this._tiles[r].tileID;if(!this._isWithinTileRanges(i,t))continue;let a=e.clone(),o=lt();if(i.canonical.z===e.canonical.z){let t=e.canonical.x-i.canonical.x+e.wrap*(1<e.canonical.z){let t=i.canonical.z-e.canonical.z,n=i.canonical.x-(i.canonical.x>>t<>t<>t),s=e.canonical.y-(i.canonical.y>>t),c=P>>t;Xe(o,0,c,c,0,0,1),pn(o,o,[-n*c+a*P,-r*c+s*P,0])}else{let t=e.canonical.z-i.canonical.z,n=e.canonical.x-(e.canonical.x>>t<>t<>t)-i.canonical.x,s=(e.canonical.y>>t)-i.canonical.y,c=P<n.maxzoom&&(r=n.maxzoom),r=n.minzoom&&!i?.dem;)i=this.findTileInCaches(e.scaledTo(r--).key);return i}findTileInCaches(e){let t=this.tileManager.getTileByID(e);return t||(t=this.tileManager._outOfViewCache.getByKey(e),t)}anyTilesAfterTime(e=W()){return this._lastTilesetChange>=e}_isWithinTileRanges(e,t){let n=t[e.canonical.z];return!!n&&(e.wrap>n.minWrap||e.wrap=n.minTileXWrapped&&e.canonical.x<=n.maxTileXWrapped&&e.canonical.y>=n.minTileY&&e.canonical.y<=n.maxTileY)}};const xc=P*(1-1e-12),Sc=-.5;var Cc=class{constructor(e,t,n,r=`auto`){this._meshCache={},this.painter=e,this.tileManager=new bc(t),this.options=n,this.exaggeration=typeof n.exaggeration==`number`?n.exaggeration:1,this._terrainSkirtLength=r,this.qualityFactor=2,this.meshSize=128,this._demMatrixCache=/* @__PURE__ */ new Map,this._elevationSamplerCache=/* @__PURE__ */ new Map}destroy(){this._fbo&&=(this._fbo.destroy(),null),this._fboDepthTexture&&=(this._fboDepthTexture.destroy(),null),this._emptyDemTexture&&=(this._emptyDemTexture.destroy(),null),this._emptyDepthTexture&&=(this._emptyDepthTexture.destroy(),null);for(let e in this._meshCache)this._meshCache[e].destroy();this._meshCache={},this.tileManager.destruct()}getDEMElevation(e,t,n,r=P){let i=e.normalizeCoordinates(t,n,r);if(!i)return 0;let a=this.getElevationSampler(i.tileID);return a?a(i.x,i.y,r):0}getElevationForLngLatZoom(e,t){if(!rn(t,e.wrap()))return 0;let{tileID:n,mercatorX:r,mercatorY:i}=this._getOverscaledTileIDFromLngLatZoom(e,t);return this.getElevation(n,r%P,i%P,P)}getElevationForLngLat(e,t){let n=this.getCoverageIndex();if(n){let t=U.fromLngLat(e),r=Tc(n,this.exaggeration,t.x,t.y);if(r.demLoaded)return r.elevation}let r=Fo(t,{maxzoom:this.tileManager.maxzoom,minzoom:this.tileManager.minzoom,tileSize:512,terrain:this}),i=0;for(let e of r)e.canonical.z>i&&(i=Math.min(e.canonical.z,this.tileManager.maxzoom));return this.getElevationForLngLatZoom(e,i)}getElevation(e,t,n,r=P){return this.getDEMElevation(e,t,n,r)*this.exaggeration}resetElevationCache(){this._elevationSamplerCache.clear(),this._coverageIndex=void 0}getCoverageIndex(){return this._coverageIndex===void 0&&(this._coverageIndex=this._buildCoverageIndex()),this._coverageIndex}_buildCoverageIndex(){let e=[],t=/* @__PURE__ */ new Map,n=0,r=0;for(let i of this.tileManager.getRenderableTiles()){if(!i)continue;let{canonical:a,wrap:o}=i.tileID;e.includes(a.z)||e.push(a.z);let s=this.getElevationSampler(i.tileID);t.set(`${o}/${a.z}/${a.x}/${a.y}`,s);let{minElevation:c,maxElevation:l}=this.getMinMaxElevation(i.tileID);n=Math.min(n,c??0),r=Math.max(r,l??0)}return t.size===0?null:(e.sort((e,t)=>t-e),{zooms:e,samplerPerTile:t,minElevation:n-10,maxElevation:r+10})}getElevationSampler(e){let t=e.key,n=this._elevationSamplerCache.get(t);if(n)return n;let r=this.tileManager.getSourceTile(e,!0),i=r?.dem;if(!r||!i)return null;let a=this._getDEMTileMatrix(e,r),o=a[0]*i.dim,s=a[5]*i.dim,c=a[12]*i.dim+Sc,l=a[13]*i.dim+Sc,u=(e,t,n)=>{let r=n===8192?1:P/n;return i.sampleBilinear(e*r*o+c,t*r*s+l)};return this._elevationSamplerCache.set(t,u),u}_getDEMTileMatrix(e,t){let n=`${t.tileID.key}/${e.key}`,r=this._demMatrixCache.get(n);if(r)return r;let i=e.canonical.z-t.tileID.canonical.z,a=e.canonical.x-(e.canonical.x>>i<>i<0,n=t&&e.canonical.y===0,r=t&&e.canonical.y===(1<=1)return wc;let i=Math.floor(n),a=n-i;for(let n of e.zooms){let o=1<i;a++){let i=(n+r)/2;t(e,i)?r=i:n=i}return{lo:n,hi:r}}var Oc=class t{get pixelsToClipSpaceMatrix(){return this._helper.pixelsToClipSpaceMatrix}get clipSpaceToPixelsMatrix(){return this._helper.clipSpaceToPixelsMatrix}get pixelsToGLUnits(){return this._helper.pixelsToGLUnits}get centerOffset(){return this._helper.centerOffset}get size(){return this._helper.size}get rotationMatrix(){return this._helper.rotationMatrix}get centerPoint(){return this._helper.centerPoint}get pixelsPerMeter(){return this._helper.pixelsPerMeter}setMinZoom(e){this._helper.setMinZoom(e)}setMaxZoom(e){this._helper.setMaxZoom(e)}setMinPitch(e){this._helper.setMinPitch(e)}setMaxPitch(e){this._helper.setMaxPitch(e)}setRenderWorldCopies(e){this._helper.setRenderWorldCopies(e)}setBearing(e){this._helper.setBearing(e)}setPitch(e){this._helper.setPitch(e)}setRoll(e){this._helper.setRoll(e)}setFov(e){this._helper.setFov(e)}setZoom(e){this._helper.setZoom(e)}setCenter(e){this._helper.setCenter(e)}setElevation(e){this._helper.setElevation(e)}setMinElevationForCurrentTile(e){this._helper.setMinElevationForCurrentTile(e)}setPadding(e){this._helper.setPadding(e)}interpolatePadding(e,t,n){this._helper.interpolatePadding(e,t,n)}isPaddingEqual(e){return this._helper.isPaddingEqual(e)}resize(e,t,n=!0){this._helper.resize(e,t,n)}getMaxBounds(){return this._helper.getMaxBounds()}setMaxBounds(e){this._helper.setMaxBounds(e)}setConstrainOverride(e){this._helper.setConstrainOverride(e)}overrideNearFarZ(e,t){this._helper.overrideNearFarZ(e,t)}clearNearFarZOverride(){this._helper.clearNearFarZOverride()}getCameraQueryGeometry(e){return this._helper.getCameraQueryGeometry(this.getCameraPoint(),e)}get tileSize(){return this._helper.tileSize}get tileZoom(){return this._helper.tileZoom}get scale(){return this._helper.scale}get worldSize(){return this._helper.worldSize}get width(){return this._helper.width}get height(){return this._helper.height}get lngRange(){return this._helper.lngRange}get latRange(){return this._helper.latRange}get minZoom(){return this._helper.minZoom}get maxZoom(){return this._helper.maxZoom}get zoom(){return this._helper.zoom}get center(){return this._helper.center}get minPitch(){return this._helper.minPitch}get maxPitch(){return this._helper.maxPitch}get pitch(){return this._helper.pitch}get pitchInRadians(){return this._helper.pitchInRadians}get roll(){return this._helper.roll}get rollInRadians(){return this._helper.rollInRadians}get bearing(){return this._helper.bearing}get bearingInRadians(){return this._helper.bearingInRadians}get fov(){return this._helper.fov}get fovInRadians(){return this._helper.fovInRadians}get elevation(){return this._helper.elevation}get minElevationForCurrentTile(){return this._helper.minElevationForCurrentTile}get padding(){return this._helper.padding}get unmodified(){return this._helper.unmodified}get renderWorldCopies(){return this._helper.renderWorldCopies}get cameraToCenterDistance(){return this._helper.cameraToCenterDistance}get constrainOverride(){return this._helper.constrainOverride}get nearZ(){return this._helper.nearZ}get farZ(){return this._helper.farZ}get autoCalculateNearFarZ(){return this._helper.autoCalculateNearFarZ}setTransitionState(e){}constructor(t,n){this._posMatrixCache=/* @__PURE__ */ new Map,this._alignedPosMatrixCache=/* @__PURE__ */ new Map,this._fogMatrixCacheF32=/* @__PURE__ */ new Map,this.defaultConstrain=(t,n)=>{n=u(+n,this.minZoom,this.maxZoom);let r={center:new H(t.lng,t.lat),zoom:n},i=this._helper._lngRange;!this._helper._renderWorldCopies&&i===null&&(i=[-179.9999999999,180-1e-10]);let a=this.tileSize*A(r.zoom),o=0,s=a,c=0,l=a,d=0,f=0,{x:p,y:m}=this.size;if(this._helper._latRange){let e=this._helper._latRange;o=Zn(e[1])*a,s=Zn(e[0])*a,s-os&&(v=s-e)}if(i){let e=(c+l)/2,t=h;this._helper._renderWorldCopies&&(t=Pe(h,e-a/2,e+a/2));let n=p/2;t-nl&&(_=l-n)}if(_!==void 0||v!==void 0){let e=new N(_??h,v??g);r.center=tr(a,e).wrap()}return r},this.applyConstrain=(e,t)=>this._helper.applyConstrain(e,t),this._helper=n??new _c({calcMatrices:()=>this._calcMatrices(),defaultConstrain:(e,t)=>this.defaultConstrain(e,t)},t),this._coveringTilesDetailsProvider=new vc}clone(){let e=new t;return e.apply(this,!1),e}apply(e,t){this._helper.apply(e,t)}get cameraPosition(){return this._cameraPosition}get projectionMatrix(){return this._projectionMatrix}get modelViewProjectionMatrix(){return this._viewProjMatrix}get inverseProjectionMatrix(){return this._invProjMatrix}get mercatorMatrix(){return this._mercatorMatrix}getVisibleUnwrappedCoordinates(e){let t=[new Yt(0,e)];if(this._helper._renderWorldCopies){let n=this.screenPointToMercatorCoordinate(new N(0,0)),r=this.screenPointToMercatorCoordinate(new N(this._helper._width,0)),i=this.screenPointToMercatorCoordinate(new N(this._helper._width,this._helper._height)),a=this.screenPointToMercatorCoordinate(new N(0,this._helper._height)),o=Math.floor(Math.min(n.x,r.x,i.x,a.x)),s=Math.floor(Math.max(n.x,r.x,i.x,a.x));for(let n=o-1;n<=s+1;n++)n!==0&&t.push(new Yt(n,e))}return t}getCameraFrustum(){return So.fromInvProjectionMatrix(this._invViewProjMatrix,this.worldSize)}getClippingPlane(){return null}getCoveringTilesDetailsProvider(){return this._coveringTilesDetailsProvider}recalculateZoomAndCenter(e){let t=this.screenPointToLocation(this.centerPoint,e),n=e?e.getElevationForLngLat(t,this):0;this._helper.recalculateZoomAndCenter(n)}setLocationAtPoint(e,t,n=this.elevation){let r=n-this.elevation,i=this.screenPointToMercatorCoordinateAtZ(t,r),a=this.screenPointToMercatorCoordinateAtZ(this.centerPoint,0),o=U.fromLngLat(e),s=new U(o.x-(i.x-a.x),o.y-(i.y-a.y));this.setCenter(s?.toLngLat()),this._helper._renderWorldCopies&&this.setCenter(this.center.wrap())}locationToScreenPoint(e,t){return t?this.coordinatePoint(U.fromLngLat(e),t.getElevationForLngLat(e,this),this._pixelMatrix3D):this.coordinatePoint(U.fromLngLat(e))}screenPointToLocation(e,t){return this.screenPointToMercatorCoordinate(e,t)?.toLngLat()}screenPointToLocationAtElevation(e,t){return this.screenPointToMercatorCoordinateAtZ(e,t-this.elevation)?.toLngLat()}screenPointToMercatorCoordinate(e,t){if(t){let n=this.screenTerrainPointToMercatorCoordinate(e,t);if(n!=null)return n}return this.screenPointToMercatorCoordinateAtZ(e)}screenTerrainPointToMercatorCoordinate(e,t){let n=t.getCoverageIndex();if(!n)return null;let{near:r,far:i}=this.getRaySegmentFromPixel(e),a=this.worldSize,o=i[0]-r[0],s=i[1]-r[1],c=i[2]-r[2],l={index:n,exaggeration:t.exaggeration,near:r,dx:o,dy:s,dz:c,worldSize:a},d=0,f=1;if(c===0){if(r[2]>n.maxElevation||r[2]f)return null}let p=Math.hypot(o,s),m=u(Math.ceil(p*(f-d)/4),1,512),h=0,g=!Ac(l,0);for(let e=0;e<=m;e++){let t=d+(f-d)*e/m;if(!g)g=!Ac(l,t);else if(Ac(l,t)){let{lo:e,hi:n}=Dc(l,Ac,h,t,.001/p),i=kc(l,e),d=kc(l,n),f=r[2]+e*c-i.elevation,m=r[2]+n*c-d.elevation,g=i.covered&&f>m?u(e+f*(n-e)/(f-m),e,n):n;return new U((r[0]+g*o)/a,(r[1]+g*s)/a,kc(l,g).elevation)}h=t}return null}getRaySegmentFromPixel(e){let t=[e.x,e.y,0,1],n=[e.x,e.y,1,1];vt(t,t,this._pixelMatrixInverse),vt(n,n,this._pixelMatrixInverse);let r=t[3],i=n[3],a=this.elevation;return{near:[t[0]/r,t[1]/r,t[2]/r+a],far:[n[0]/i,n[1]/i,n[2]/i+a]}}screenPointToMercatorCoordinateAtZ(e,t){let n=t||0,{near:r,far:i}=this.getRaySegmentFromPixel(e),a=r[2]===i[2]?0:(n+this.elevation-r[2])/(i[2]-r[2]);return new U(ir.number(r[0],i[0],a)/this.worldSize,ir.number(r[1],i[1],a)/this.worldSize,n)}coordinatePoint(e,t=0,n=this._pixelMatrix){let r=this._coordinateClipPoint(e,t,n),i=r[3];return i>0?new N(r[0]/i,r[1]/i):this._offScreenPointBehindCamera(r[0],r[1],i)}_coordinateClipPoint(e,t,n){let r=[e.x*this.worldSize,e.y*this.worldSize,t,1];return vt(r,r,n)}_offScreenPointBehindCamera(e,t,n){let r=this.width/2,i=this.height/2,a=e-r*n,o=t-i*n;a===0&&o===0&&(o=1);let s=r+this.width,c=i+this.height,l=Math.min(a===0?1/0:s/Math.abs(a),o===0?1/0:c/Math.abs(o));return new N(r+a*l,i+o*l)}getBounds(){let e=Math.max(0,this._helper._height/2-bt(this));return new wa().extend(this.screenPointToLocation(new N(0,e))).extend(this.screenPointToLocation(new N(this._helper._width,e))).extend(this.screenPointToLocation(new N(this._helper._width,this._helper._height))).extend(this.screenPointToLocation(new N(0,this._helper._height)))}isPointOnMapSurface(e,t){return t?this.screenTerrainPointToMercatorCoordinate(e,t)!=null:e.y>this.centerPoint.y-bt(this)}calculatePosMatrix(e,t=!1,n=!1){let r=e.key??Pn(e.wrap,e.canonical.z,e.canonical.z,e.canonical.x,e.canonical.y),i=t?this._alignedPosMatrixCache:this._posMatrixCache;if(i.has(r)){let e=i.get(r);return n?e.f32:e.f64}let a=zn(e,this.worldSize);pr(a,t?this._alignedProjMatrix:this._viewProjMatrix,a);let o={f64:a,f32:new Float32Array(a)};return i.set(r,o),n?o.f32:o.f64}calculateFogMatrix(e){let t=e.key,n=this._fogMatrixCacheF32;if(n.has(t))return n.get(t);let r=zn(e,this.worldSize);return pr(r,this._fogMatrix,r),n.set(t,new Float32Array(r)),n.get(t)}calculateCenterFromCameraLngLatAlt(e,t,n,r){return this._helper.calculateCenterFromCameraLngLatAlt(e,t,n,r)}calculateCameraOptionsFromTo(e,t,n,r){let i=U.fromLngLat(e,t),a=U.fromLngLat(n,r),o=a.x-i.x,s=a.y-i.y,c=a.z-i.z,l=Math.hypot(o,s,c);if(l===0)throw Error(`Can't calculate camera options with same From and To`);let u=Math.hypot(o,s),d=b(this.cameraToCenterDistance/l/this.tileSize),f=br(Math.atan2(o,-s)),p=br(Math.acos(u/l));return p=c<0?90-p:90+p,{center:a.toLngLat(),elevation:r,zoom:d,pitch:p,bearing:f}}_calculateNearFarZ(e,t,n){let r=Math.min(this.elevation,this.minElevationForCurrentTile,this.getCameraAltitude()-100),i=e-r*this._helper._pixelPerMeter/Math.cos(t),a=r<0?i:e,o=Math.PI/2+this.pitchInRadians,s=_t(this.fov)*(Math.abs(Math.cos(_t(this.roll)))*this.height+Math.abs(Math.sin(_t(this.roll)))*this.width)/this.height*(.5+n.y/this.height),c=Math.sin(s)*a/Math.sin(u(Math.PI-o-s,.01,Math.PI-.01)),l=bt(this),d=Math.atan(l/this._helper.cameraToCenterDistance),f=_t(90-Ie),p=d>f?2*d*(.5+n.y/(l*2)):f,m=Math.sin(p)*a/Math.sin(u(Math.PI-o-p,.01,Math.PI-.01)),h=Math.min(c,m);this._helper._farZ=(Math.cos(Math.PI/2-t)*h+a)*1.01,this._helper._nearZ=this._helper._height/50}_calcMatrices(t=this._helper.autoCalculateNearFarZ){let n=this.centerOffset,r=e(this.worldSize,this.center),i=r.x,o=r.y,s=_t(Math.min(this.pitch,Ie)),c=Math.max(this._helper.cameraToCenterDistance/2,this._helper.cameraToCenterDistance+this._helper._elevation*this._helper._pixelPerMeter/Math.cos(s));t&&this._calculateNearFarZ(c,s,n);let l;l=/* @__PURE__ */ new Float64Array(16),C(l,this.fovInRadians,this._helper._width/this._helper._height,this._helper._nearZ,this._helper._farZ),this._invProjMatrix=/* @__PURE__ */ new Float64Array(16),Qo(this._invProjMatrix,l),l[8]=-n.x*2/this._helper._width,l[9]=n.y*2/this._helper._height,this._projectionMatrix=en(l),a(l,l,[1,-1,1]),pn(l,l,[0,0,-this._helper.cameraToCenterDistance]),_n(l,l,-this.rollInRadians),v(l,l,this.pitchInRadians),_n(l,l,-this.bearingInRadians),pn(l,l,[-i,-o,0]),this._mercatorMatrix=a([],l,[this.worldSize,this.worldSize,this.worldSize]),a(l,l,[1,1,this._helper._pixelPerMeter]),this._pixelMatrix=pr(/* @__PURE__ */ new Float64Array(16),this.clipSpaceToPixelsMatrix,l),pn(l,l,[0,0,-this.elevation]),this._viewProjMatrix=l,this._invViewProjMatrix=m([],l);let u=[0,0,-1,1];vt(u,u,this._invViewProjMatrix),this._cameraPosition=[u[0]/u[3],u[1]/u[3],u[2]/u[3]],this._fogMatrix=/* @__PURE__ */ new Float64Array(16),C(this._fogMatrix,this.fovInRadians,this.width/this.height,c,this._helper._farZ),this._fogMatrix[8]=-n.x*2/this.width,this._fogMatrix[9]=n.y*2/this.height,a(this._fogMatrix,this._fogMatrix,[1,-1,1]),pn(this._fogMatrix,this._fogMatrix,[0,0,-this.cameraToCenterDistance]),_n(this._fogMatrix,this._fogMatrix,-this.rollInRadians),v(this._fogMatrix,this._fogMatrix,this.pitchInRadians),_n(this._fogMatrix,this._fogMatrix,-this.bearingInRadians),pn(this._fogMatrix,this._fogMatrix,[-i,-o,0]),a(this._fogMatrix,this._fogMatrix,[1,1,this._helper._pixelPerMeter]),pn(this._fogMatrix,this._fogMatrix,[0,0,-this.elevation]),this._pixelMatrix3D=pr(/* @__PURE__ */ new Float64Array(16),this.clipSpaceToPixelsMatrix,l);let d=this._helper._width%2/2,f=this._helper._height%2/2,p=Math.cos(this.bearingInRadians),h=Math.sin(-this.bearingInRadians),g=i-Math.round(i)+p*d+h*f,_=o-Math.round(o)+p*f+h*d,y=new Float64Array(l);if(pn(y,y,[g>.5?g-1:g,_>.5?_-1:_,0]),this._alignedProjMatrix=y,l=m(/* @__PURE__ */ new Float64Array(16),this._pixelMatrix),!l)throw Error(`failed to invert matrix`);this._pixelMatrixInverse=l,this._clearMatrixCaches()}_clearMatrixCaches(){this._posMatrixCache.clear(),this._alignedPosMatrixCache.clear(),this._fogMatrixCacheF32.clear()}maxPitchScaleFactor(){if(!this._pixelMatrixInverse)return 1;let e=this.screenPointToMercatorCoordinate(new N(0,0)),t=[e.x*this.worldSize,e.y*this.worldSize,0,1];return vt(t,t,this._pixelMatrix)[3]/this._helper.cameraToCenterDistance}getCameraPoint(){return this._helper.getCameraPoint()}getCameraAltitude(){return Math.cos(this.pitchInRadians)*this.cameraToCenterDistance/this.pixelsPerMeter+this.elevation}getCameraLngLat(){let e=Vt(1,this.center.lat)*this.worldSize,t=this._helper.cameraToCenterDistance/e;return ft(this.center,this.elevation,this.pitch,this.bearing,t).toLngLat()}getProjectionData(e){let{overscaledTileID:t,aligned:n,applyTerrainMatrix:r}=e,i=this._helper.getMercatorTileCoordinates(t),a=t?this.calculatePosMatrix(t,n,!0):null,o;return o=t?.terrainRttPosMatrix32f&&r?t.terrainRttPosMatrix32f:a||ne(),{mainMatrix:o,tileMercatorCoords:i,clippingPlane:[0,0,0,0],projectionTransition:0,fallbackMatrix:o,clipAntimeridian:!1}}isLocationOccluded(e,t,n){if(!t?.getCoverageIndex())return!1;let r=U.fromLngLat(e);n??=t.getElevationForLngLat(e,this);let i=this._coordinateClipPoint(r,n,this._pixelMatrix3D),a=i[3];if(a<=0||i[2]>a)return!0;let o=new N(i[0]/a,i[1]/a),s=this.screenTerrainPointToMercatorCoordinate(o,t);if(s==null)return!1;let c=this.getRaySegmentFromPixel(o),l=jc(c,r.x*this.worldSize,r.y*this.worldSize,n);return jc(c,s.x*this.worldSize,s.y*this.worldSize,s.z){if(l&&t.setZoom(ir.number(r,m,e)),Qe(a,o)||Nc({startEulerAngles:a,endEulerAngles:o,tr:t,k:e,useSlerp:a.roll!=o.roll}),c&&(t.interpolatePadding(i,n.padding,e),d=t.centerPoint.add(n.offsetAsPoint)),n.around)t.setLocationAtPoint(n.around,n.aroundPoint);else{let n=A(t.zoom-r),i=(m>r?Math.min(2,_):Math.max(.5,_))**(1-e),a=tr(t.worldSize,h.add(g.mult(e*i)).mult(n));t.setLocationAtPoint(t.renderWorldCopies?a.wrap():a,d)}},y=this._transformAtAnimationEnd(t,m,o,n.padding);return n.around?y.setLocationAtPoint(n.around,n.aroundPoint):y.setLocationAtPoint(p,y.centerPoint.add(n.offsetAsPoint)),{easeFunc:v,isZooming:l,elevationCenter:y.center}}handleFlyTo(t,n){let r=n.zoom!==void 0,i=t.zoom,a=t.applyConstrain(H.convert(n.center||n.locationAtOffset),r?+n.zoom:i),o=a.center,s=a.zoom;hc(t,o);let c=t.worldSize,l=e(c,n.locationAtOffset),u=e(c,o).sub(l),d=u.mag(),f=A(s-i),p=n.minZoom===void 0?t.minZoom:+n.minZoom,m=Math.max(p,t.minZoom),h=Math.min(m,i,s),g=t.applyConstrain(o,h).zoom,_=A(g-i),v=(e,n,r,a)=>{t.setZoom(e===1?s:i+b(n));let d=e===1?o:tr(c,l.add(u.mult(r)));t.setLocationAtPoint(t.renderWorldCopies?d.wrap():d,a)},y=this._transformAtAnimationEnd(t,s,{roll:n.roll,pitch:n.pitch,bearing:n.bearing},n.padding);return y.setLocationAtPoint(o,y.centerPoint.add(n.offsetAsPoint)),{easeFunc:v,scaleOfZoom:f,targetCenter:y.center,scaleOfMinZoom:_,pixelPathLength:d}}_transformAtAnimationEnd(e,t,n,r){let i=e.clone();return i.setZoom(t),i.setRoll(n.roll),i.setPitch(n.pitch),i.setBearing(n.bearing),i.setPadding(r),i}};let Ic;const Lc=()=>Ic||=new ze({type:new Ct(on.projection.type,`type`)}),Rc=new dr({fill:new Ot(128,2),line:new Ot(512,0),tile:new Ot(128,32),stencil:new Ot(128,1),circle:3});var zc=class{constructor(){this._tileMeshCache={}}get name(){return`vertical-perspective`}get transitionState(){return 1}get useSubdivision(){return!0}get shaderVariantName(){return`globe`}get shaderDefine(){return`#define GLOBE`}get shaderPreludeCode(){return uc.projectionGlobe}get vertexShaderPreludeCode(){return uc.projectionMercator.vertexSource}get subdivisionGranularity(){return Rc}get useGlobeControls(){return!0}destroy(){}_getMeshKey(e){return`${e.granularity.toString(36)}_${e.generateBorders?`b`:``}${e.extendToNorthPole?`n`:``}${e.extendToSouthPole?`s`:``}`}getMeshFromTileID(e,t,n,r,i){let a=(i===`stencil`?Rc.stencil:Rc.tile).getGranularityForZoomLevel(t.z),o=t.y===0&&r,s=t.y===(1<0}get currentProjection(){return this.useGlobeRendering?this._verticalPerspectiveProjection:this._mercatorProjection}get name(){return`globe`}get useSubdivision(){return this.currentProjection.useSubdivision}get shaderVariantName(){return this.currentProjection.shaderVariantName}get shaderDefine(){return this.currentProjection.shaderDefine}get shaderPreludeCode(){return this.currentProjection.shaderPreludeCode}get vertexShaderPreludeCode(){return this.currentProjection.vertexShaderPreludeCode}get subdivisionGranularity(){return this.currentProjection.subdivisionGranularity}get useGlobeControls(){return this.transitionState>0}destroy(){this._mercatorProjection.destroy(),this._verticalPerspectiveProjection.destroy()}getMeshFromTileID(e,t,n,r,i){return this.currentProjection.getMeshFromTileID(e,t,n,r,i)}setProjection(e){this._transitionable.setValue(`type`,e?.type||`mercator`)}updateTransitions(e){this._transitioning=this._transitionable.transitioned(e,this._transitioning)}hasTransition(){return this._transitioning.hasTransition()||this.currentProjection.hasTransition()}recalculate(e){this.properties=this._transitioning.possiblyEvaluate(e)}};function Vc(e){let t=qc(e.worldSize,e.center.lat);return 2*Math.PI*t}function Hc(e,t,n){let r=Kc(t),i=Kc(n),a=Kt(r,i),o=Math.acos(a),s=Vc(e);return o/(2*Math.PI)*s}function Uc(e,t){return[tn(e*Math.PI*2+Math.PI,Math.PI*2),2*Math.atan(Math.exp(Math.PI-t*Math.PI*2))-Math.PI*.5]}function Wc(e,t){let n=Math.cos(t),r=/* @__PURE__ */ new Float64Array(3);return r[0]=Math.sin(e)*n,r[1]=Math.sin(t),r[2]=Math.cos(e)*n,r}function Gc(e,t,n,r,i){let a=1/(1<1e-6){let r=e[0]/n,i=e[2]/n,a=Math.acos(i),o=(r>0?a:-a)/Math.PI*180;return new H(Pe(o,-180,180),t)}return new H(0,t)}function Xc(e,t){return nt(he(),-e.lng,-e.lat,t)}function Zc(e){let t=e[0],n=e[1],r=e[2],i=e[3];return{lng:-Math.atan2(2*(i*t+n*r),1-2*(t*t+n*n))*180/Math.PI,lat:-Math.asin(u(2*(i*n-r*t),-1,1))*180/Math.PI,bearing:Math.atan2(2*(i*r+t*n),1-2*(n*n+r*r))*180/Math.PI}}const Qc=Math.PI*.98;function $c(e,t){let n=e.cameraPosition,r=kn(n);if(r<=1)return e.screenPointToLocation(t);let i=M();ln(i,n);let a=e.getRayDirectionFromPixel(t),o=-Kt(a,i),s=M();xn(s,a,i,o);let c=kn(s);if(c<1e-9)return e.screenPointToLocation(t);let l=Math.atan2(c,o),d=Math.asin(1/r)*.9;if(l=0?90:-90,s=e.locationToScreenPoint(new H(0,o)),c=t.x-s.x,l=t.y-s.y,d=c*c+l*l,f=u(1-(k-Math.abs(a))/12,0,1),p=f*f*(3-2*f),m=tn(r-i+180,360)-180,h=0;if(p>0&&n){let e=(c*n.y-l*n.x)/Math.max(d,400);h=(o>0?1:-1)*e*180/Math.PI}return i+(1-p)*m+p*h}function nl(e){let t=M();return t[0]=e[0]*-e[3],t[1]=e[1]*-e[3],t[2]=e[2]*-e[3],{center:t,radius:Math.sqrt(1-e[3]*e[3])}}function rl(e,t,n){let r=M();rr(r,n,e);let i=M();return xn(i,e,r,t/Qn(r)),i}function il(e){return Math.cos(e*Math.PI/180)}function al(e,t){let n=il(e),r=il(t);return b(r/n)}function ol(e,t){return 360/Vc({worldSize:e,center:{lat:t}})}function sl(e,t){let n=e.rotate(t.bearingInRadians),r=t.zoom+al(t.center.lat,0),i=En(1/il(t.center.lat),1/il(Math.min(Math.abs(t.center.lat),60)),hr(r,7,3,0,1)),a=ol(t.worldSize,t.center.lat);return new H(t.center.lng-n.x*a*i,u(t.center.lat+n.y*a,-k,k))}function cl(e){let t=.5*e,n=Math.sin(t),r=Math.cos(t);return Math.log(n+r)-Math.log(r-n)}function ll(e,t,n,r){let i=e.lat+n*r;if(Math.abs(n)>1){let a=e.lat+n,o=(Math.sign(a)===Math.sign(e.lat)?Math.abs(e.lat):-Math.abs(e.lat))*Math.PI/180,s=Math.abs(e.lat+n)*Math.PI/180,c=cl(o+r*(s-o)),l=cl(o),u=cl(s),d=(c-l)/(u-l),f=e.lng+t*d;return new H(f,i)}{let n=e.lng+t*r;return new H(n,i)}}function ul(e,t,n=1){let r=Kt(e,t),i=n*n,a=M(),o=M();Rt(o,t,r),rr(a,e,o);let s=i-Kt(a,a);if(s<0)return null;let c=Kt(e,e)-i,l=-r+(r<0?1:-1)*Math.sqrt(s),u=c/l,d=l,f=Math.max(u,d);return f<0?null:{tMin:Math.min(u,d),tMax:f}}function dl(e,t){let n=t*.01569612305760477,r=u((e-n)/(9*n),0,1);return r*r*(3-2*r)}var fl=class{constructor(e){this._cachePrevious=/* @__PURE__ */ new Map,this._cache=/* @__PURE__ */ new Map,this._hadAnyChanges=!1,this._boundingVolumeFactory=e}swapBuffers(){if(!this._hadAnyChanges)return;let e=this._cachePrevious;this._cachePrevious=this._cache,this._cache=e,this._cache.clear(),this._hadAnyChanges=!1}getTileBoundingVolume(e,t,n,r){let i=`${e.z}_${e.x}_${e.y}_${r?.terrain?`t`:``}_${Math.round(n)}`,a=this._cache.get(i);if(a)return a;let o=this._cachePrevious.get(i);if(o)return this._cache.set(i,o),o;let s=this._boundingVolumeFactory(e,t,n,r);return this._cache.set(i,s),this._hadAnyChanges=!0,s}},pl=class e{constructor(e,t,n,r){this.min=n,this.max=r,this.points=e,this.planes=t}static fromAabb(t,n){let r=[];for(let e=0;e<8;e++)r.push([(e>>0&1)==1?n[0]:t[0],(e>>1&1)==1?n[1]:t[1],(e>>2&1)==1?n[2]:t[2]]);return new e(r,[[-1,0,0,n[0]],[1,0,0,-t[0]],[0,-1,0,n[1]],[0,1,0,-t[1]],[0,0,-1,n[2]],[0,0,1,-t[2]]],t,n)}static fromCenterSizeAngles(t,n,r){let i=nt([],r[0],r[1],r[2]),a=wn([],[n[0],0,0],i),o=wn([],[0,n[1],0],i),s=wn([],[0,0,n[2]],i),c=[...t],l=[...t];for(let e=0;e<8;e++)for(let n=0;n<3;n++){let r=t[n]+a[n]*((e>>0&1)==1?1:-1)+o[n]*((e>>1&1)==1?1:-1)+s[n]*((e>>2&1)==1?1:-1);c[n]=Math.min(c[n],r),l[n]=Math.max(l[n],r)}let u=[];for(let e=0;e<8;e++){let n=[...t];mt(n,n,Rt([],a,(e>>0&1)==1?1:-1)),mt(n,n,Rt([],o,(e>>1&1)==1?1:-1)),mt(n,n,Rt([],s,(e>>2&1)==1?1:-1)),u.push(n)}return new e(u,[[...a,-Kt(a,u[0])],[...o,-Kt(o,u[0])],[...s,-Kt(s,u[0])],[-a[0],-a[1],-a[2],-Kt(a,u[7])],[-o[0],-o[1],-o[2],-Kt(o,u[7])],[-s[0],-s[1],-s[2],-Kt(s,u[7])]],c,l)}intersectsFrustum(e){let t=!0,n=this.points.length,r=this.planes.length,i=e.planes.length,a=e.points.length;for(let r=0;r=0&&a++}if(a===0)return 0;a=0&&r++}if(r===0)return 0}return 1}intersectsPlane(e){let t=this.points.length,n=0;for(let r=0;r=0&&n++}return n===t?2:n===0?0:1}};function ml(e,t,n){let r=e-t;return r<0?-r:Math.max(0,r-n)}function hl(e,t,n,r,i){let a=e-n,o;return o=a<0?Math.min(-a,1+a-i):a>i?Math.min(Math.max(a-i,0),1-a):0,Math.max(o,ml(t,r,i))}var gl=class{constructor(){this._boundingVolumeCache=new fl(this._computeTileBoundingVolume)}prepareNextFrame(){this._boundingVolumeCache.swapBuffers()}distanceToTile2d(e,t,n,r){let i=1<4}allowWorldCopies(){return!1}getTileBoundingVolume(e,t,n,r){return this._boundingVolumeCache.getTileBoundingVolume(e,t,n,r)}_computeTileBoundingVolume(e,t,n,r){let i=Math.min(0,n),a=Math.max(0,n);if(r?.terrain){let n=new Ht(e.z,t,e.z,e.x,e.y),o=r.terrain.getMinMaxElevation(n);i=o.minElevation??i,a=Math.max(o.maxElevation??a,a)}if(i/=or,a/=or,i+=1,a+=1,e.z<=0)return pl.fromAabb([-a,-a,-a],[a,a,a]);if(e.z===1)return pl.fromAabb([e.x===0?-a:0,e.y===0?0:-a,-a],[e.x===0?0:a,e.y===0?a:0,a]);{let t=[Gc(0,0,e.x,e.y,e.z),Gc(P,0,e.x,e.y,e.z),Gc(P,P,e.x,e.y,e.z),Gc(0,P,e.x,e.y,e.z)],n=[];for(let e of t)n.push(Rt([],e,a));if(a!==i)for(let e of t)n.push(Rt([],e,i));e.y===0&&n.push([0,1,0]),e.y===(1<=(1<{let n=u(e.lat,-k,k),r=u(+t,this.minZoom+al(0,n),this.maxZoom);return{center:new H(e.lng,n),zoom:r}},this.applyConstrain=(e,t)=>this._helper.applyConstrain(e,t),this._helper=t??new _c({calcMatrices:()=>this._calcMatrices(),defaultConstrain:(e,t)=>this.defaultConstrain(e,t)},e),this._coveringTilesDetailsProvider=new gl}clone(){let t=new e;return t.apply(this,!1),t}apply(e,t){this._helper.apply(e,t)}get projectionMatrix(){return this._projectionMatrix}get modelViewProjectionMatrix(){return this._globeViewProjMatrixF64}get inverseProjectionMatrix(){return this._globeProjMatrixInverted}get cameraPosition(){let e=M();return e[0]=this._cameraPosition[0],e[1]=this._cameraPosition[1],e[2]=this._cameraPosition[2],e}get cameraToCenterDistance(){return this._helper.cameraToCenterDistance}getProjectionData(e){let{overscaledTileID:t,applyGlobeMatrix:n}=e,r=this._helper.getMercatorTileCoordinates(t);return{mainMatrix:this._globeViewProjMatrix32f,tileMercatorCoords:r,clippingPlane:this._cachedClippingPlane,projectionTransition:+!!n,fallbackMatrix:this._globeViewProjMatrix32f,clipAntimeridian:t?.canonical.z===0}}_computeClippingPlane(e){let t=this.pitchInRadians,n=this.cameraToCenterDistance/e,r=Math.sin(t)*n,i=Math.cos(t)*n+1,a=1/Math.sqrt(r*r+i*i)*1,o=-r,s=i,c=Math.sqrt(o*o+s*s);o/=c,s/=c;let l=[0,o,s];Jn(l,l,[0,0,0],-this.bearingInRadians),At(l,l,[0,0,0],-1*this.center.lat*Math.PI/180),jn(l,l,[0,0,0],this.center.lng*Math.PI/180);let u=1/kn(l);return Rt(l,l,u),[...l,-a*u]}isLocationOccluded(e,t,n){let r=t?.getCoverageIndex();n??=r?t.getElevationForLngLat(e,this):0;let i=Sl(e,n);if(!this.isSurfacePointVisible(i))return!0;if(!r)return!1;let a=this._projectSurfacePointToScreen(i),o=this.cameraPosition,s=this.getRayDirectionFromPixel(a),c=Cl(o,s,i);if(c<=0)return!0;let l=this.screenTerrainPointToMercatorCoordinate(a,t);return l!=null&&Cl(o,s,Sl(l.toLngLat(),l.z))i&&(i=t),no&&(o=n)}let l=[c.lng+a,c.lat+s,c.lng+i,c.lat+o];return this.isSurfacePointOnScreen([0,1,0])&&(l[3]=90,l[0]=-180,l[2]=180),this.isSurfacePointOnScreen([0,-1,0])&&(l[1]=-90,l[0]=-180,l[2]=180),new wa(l)}calculateCenterFromCameraLngLatAlt(e,t,n,r){return this._helper.calculateCenterFromCameraLngLatAlt(e,t,n,r)}calculateCameraOptionsFromTo(e,t,r,i){let a=H.convert(r),o=Kc(H.convert(e));Rt(o,o,1+t/or);let s=Kc(a),c=Rt(M(),s,1+i/or),l=Ut(M(),o,s),d=kn(l);if(d=-v&&h<=v,b=_>=-v&&_<=v,x,S;if(y&&b){let e=this.center.lng*Math.PI/180,t=this.center.lat*Math.PI/180,n=xt(f,e),r=xt(h,t),i=xt(p,e),a=xt(_,t);n+r=0}isSurfacePointOnScreen(e){if(!this.isSurfacePointVisible(e))return!1;let t=he();return vt(t,[...e,1],this._globeViewProjMatrixF64),t[0]/=t[3],t[1]/=t[3],t[2]/=t[3],t[0]>-1&&t[0]<1&&t[1]>-1&&t[1]<1&&t[2]>-1&&t[2]<1}unprojectScreenPoint(e){let t=this._cameraPosition,n=this.getRayDirectionFromPixel(e),r=ul(t,n);if(r){let e=M();mt(e,t,[n[0]*r.tMin,n[1]*r.tMin,n[2]*r.tMin]);let i=M();return ln(i,e),Yc(i)}let i=this._cachedClippingPlane,a=i[0]*n[0]+i[1]*n[1]+i[2]*n[2],o=-Lt(i,t)/a,s=M();if(o>0)mt(s,t,[n[0]*o,n[1]*o,n[2]*o]);else{let e=M();mt(e,t,[n[0]*2,n[1]*2,n[2]*2]);let r=Lt(this._cachedClippingPlane,e);rr(s,e,[this._cachedClippingPlane[0]*r,this._cachedClippingPlane[1]*r,this._cachedClippingPlane[2]*r])}let c=nl(i);return Yc(rl(c.center,c.radius,s))}getProjectionDataForCustomLayer(e=!0){let t=this.getProjectionData({overscaledTileID:new Ht(0,0,0,0,0),applyGlobeMatrix:e});return t.tileMercatorCoords=[0,0,1,1],t}getFastPathSimpleProjectionMatrix(e){}};function bl(e,t){let n=M();xn(n,e.origin,e.direction,t);let r=kn(n),i=M();Rt(i,n,1/r);let a=Yc(i),o=U.fromLngLat(a),s=new U(o.x,u(o.y,0,.999999999)),c=Tc(e.index,e.exaggeration,s.x,s.y),l=Math.abs(a.lat)>85.051129?0:c.elevation;return{sample:{...c,elevation:l},radius:r,mercator:s}}function xl(e,t){let{sample:n,radius:r}=bl(e,t);return Ec(n,(r-1)*or)}function Sl(e,t){let n=Kc(e);return Rt(n,n,1+t/or)}function Cl(e,t,n){let r=Ut(M(),n,e);return Kt(r,t)}var wl=class e{get pixelsToClipSpaceMatrix(){return this._helper.pixelsToClipSpaceMatrix}get clipSpaceToPixelsMatrix(){return this._helper.clipSpaceToPixelsMatrix}get pixelsToGLUnits(){return this._helper.pixelsToGLUnits}get centerOffset(){return this._helper.centerOffset}get size(){return this._helper.size}get rotationMatrix(){return this._helper.rotationMatrix}get centerPoint(){return this._helper.centerPoint}get pixelsPerMeter(){return this._helper.pixelsPerMeter}setMinZoom(e){this._helper.setMinZoom(e)}setMaxZoom(e){this._helper.setMaxZoom(e)}setMinPitch(e){this._helper.setMinPitch(e)}setMaxPitch(e){this._helper.setMaxPitch(e)}setRenderWorldCopies(e){this._helper.setRenderWorldCopies(e)}setBearing(e){this._helper.setBearing(e)}setPitch(e){this._helper.setPitch(e)}setRoll(e){this._helper.setRoll(e)}setFov(e){this._helper.setFov(e)}setZoom(e){this._helper.setZoom(e)}setCenter(e){this._helper.setCenter(e)}setElevation(e){this._helper.setElevation(e)}setMinElevationForCurrentTile(e){this._helper.setMinElevationForCurrentTile(e)}setPadding(e){this._helper.setPadding(e)}interpolatePadding(e,t,n){this._helper.interpolatePadding(e,t,n)}isPaddingEqual(e){return this._helper.isPaddingEqual(e)}resize(e,t,n=!0){this._helper.resize(e,t,n)}getMaxBounds(){return this._helper.getMaxBounds()}setMaxBounds(e){this._helper.setMaxBounds(e)}setConstrainOverride(e){this._helper.setConstrainOverride(e)}overrideNearFarZ(e,t){this._helper.overrideNearFarZ(e,t)}clearNearFarZOverride(){this._helper.clearNearFarZOverride()}getCameraQueryGeometry(e){return this._helper.getCameraQueryGeometry(this.getCameraPoint(),e)}get tileSize(){return this._helper.tileSize}get tileZoom(){return this._helper.tileZoom}get scale(){return this._helper.scale}get worldSize(){return this._helper.worldSize}get width(){return this._helper.width}get height(){return this._helper.height}get lngRange(){return this._helper.lngRange}get latRange(){return this._helper.latRange}get minZoom(){return this._helper.minZoom}get maxZoom(){return this._helper.maxZoom}get zoom(){return this._helper.zoom}get center(){return this._helper.center}get minPitch(){return this._helper.minPitch}get maxPitch(){return this._helper.maxPitch}get pitch(){return this._helper.pitch}get pitchInRadians(){return this._helper.pitchInRadians}get roll(){return this._helper.roll}get rollInRadians(){return this._helper.rollInRadians}get bearing(){return this._helper.bearing}get bearingInRadians(){return this._helper.bearingInRadians}get fov(){return this._helper.fov}get fovInRadians(){return this._helper.fovInRadians}get elevation(){return this._helper.elevation}get minElevationForCurrentTile(){return this._helper.minElevationForCurrentTile}get padding(){return this._helper.padding}get unmodified(){return this._helper.unmodified}get renderWorldCopies(){return this._helper.renderWorldCopies}get cameraToCenterDistance(){return this._helper.cameraToCenterDistance}get constrainOverride(){return this._helper.constrainOverride}get nearZ(){return this._helper.nearZ}get farZ(){return this._helper.farZ}get autoCalculateNearFarZ(){return this._helper.autoCalculateNearFarZ}get isGlobeRendering(){return this._globeness>0}setTransitionState(e){this._globeness=e,this._calcMatrices(),this._verticalPerspectiveTransform.getCoveringTilesDetailsProvider().prepareNextFrame(),this._mercatorTransform.getCoveringTilesDetailsProvider().prepareNextFrame()}get currentTransform(){return this.isGlobeRendering?this._verticalPerspectiveTransform:this._mercatorTransform}constructor(e){this._globeness=1,this.defaultConstrain=(e,t)=>this.currentTransform.defaultConstrain(e,t),this.applyConstrain=(e,t)=>this._helper.applyConstrain(e,t),this._helper=new _c({calcMatrices:()=>this._calcMatrices(),defaultConstrain:(e,t)=>this.defaultConstrain(e,t)},e),this._globeness=1,this._mercatorTransform=new Oc(void 0,this._helper),this._verticalPerspectiveTransform=new yl(void 0,this._helper)}clone(){let t=new e;return t._globeness=this._globeness,t.apply(this,!1),t}apply(e,t){this._helper.apply(e,t)}get projectionMatrix(){return this.currentTransform.projectionMatrix}get modelViewProjectionMatrix(){return this.currentTransform.modelViewProjectionMatrix}get inverseProjectionMatrix(){return this.currentTransform.inverseProjectionMatrix}get cameraPosition(){return this.currentTransform.cameraPosition}getProjectionData(e){let t=this._mercatorTransform.getProjectionData(e),n=this._verticalPerspectiveTransform.getProjectionData(e);return{mainMatrix:this.isGlobeRendering?n.mainMatrix:t.mainMatrix,clippingPlane:n.clippingPlane,tileMercatorCoords:n.tileMercatorCoords,projectionTransition:e.applyGlobeMatrix?this._globeness:0,fallbackMatrix:t.fallbackMatrix,clipAntimeridian:n.clipAntimeridian}}isLocationOccluded(e,t,n){return this.currentTransform.isLocationOccluded(e,t,n)}transformLightDirection(e){return this.currentTransform.transformLightDirection(e)}getPixelScale(){return En(this._mercatorTransform.getPixelScale(),this._verticalPerspectiveTransform.getPixelScale(),this._globeness)}getCircleRadiusCorrection(){return En(this._mercatorTransform.getCircleRadiusCorrection(),this._verticalPerspectiveTransform.getCircleRadiusCorrection(),this._globeness)}getPitchedTextCorrection(e,t,n){let r=this._mercatorTransform.getPitchedTextCorrection(e,t,n),i=this._verticalPerspectiveTransform.getPitchedTextCorrection(e,t,n);return En(r,i,this._globeness)}projectTileCoordinates(e,t,n,r){return this.currentTransform.projectTileCoordinates(e,t,n,r)}_calcMatrices(){this._helper._width&&this._helper._height&&(this._verticalPerspectiveTransform._calcMatrices(),this._mercatorTransform._calcMatrices(this.autoCalculateNearFarZ&&!this.isGlobeRendering))}calculateFogMatrix(e){return this.currentTransform.calculateFogMatrix(e)}getVisibleUnwrappedCoordinates(e){return this.currentTransform.getVisibleUnwrappedCoordinates(e)}getCameraFrustum(){return this.currentTransform.getCameraFrustum()}getClippingPlane(){return this.currentTransform.getClippingPlane()}getCoveringTilesDetailsProvider(){return this.currentTransform.getCoveringTilesDetailsProvider()}recalculateZoomAndCenter(e){this.currentTransform.recalculateZoomAndCenter(e)}maxPitchScaleFactor(){return this._mercatorTransform.maxPitchScaleFactor()}getCameraPoint(){return this._helper.getCameraPoint()}getCameraAltitude(){return this.currentTransform.getCameraAltitude()}getCameraLngLat(){return this.currentTransform.getCameraLngLat()}populateCache(e){this._mercatorTransform.populateCache(e),this._verticalPerspectiveTransform.populateCache(e)}getBounds(){return this.currentTransform.getBounds()}calculateCenterFromCameraLngLatAlt(e,t,n,r){return this._helper.calculateCenterFromCameraLngLatAlt(e,t,n,r)}calculateCameraOptionsFromTo(e,t,n,r){return this.currentTransform.calculateCameraOptionsFromTo(e,t,n,r)}setLocationAtPoint(e,t,n){this.currentTransform.setLocationAtPoint(e,t,n)}locationToScreenPoint(e,t){return this.currentTransform.locationToScreenPoint(e,t)}screenPointToMercatorCoordinate(e,t){return this.currentTransform.screenPointToMercatorCoordinate(e,t)}screenTerrainPointToMercatorCoordinate(e,t){return this.currentTransform.screenTerrainPointToMercatorCoordinate(e,t)}screenPointToLocation(e,t){return this.currentTransform.screenPointToLocation(e,t)}screenPointToLocationAtElevation(e,t){return this.currentTransform.screenPointToLocationAtElevation(e,t)}isPointOnMapSurface(e,t){return this.currentTransform.isPointOnMapSurface(e,t)}getRayDirectionFromPixel(e){return this._verticalPerspectiveTransform.getRayDirectionFromPixel(e)}getProjectionDataForCustomLayer(e=!0){let t=this._mercatorTransform.getProjectionDataForCustomLayer(e);if(!this.isGlobeRendering)return t;let n=this._verticalPerspectiveTransform.getProjectionDataForCustomLayer(e);return n.fallbackMatrix=t.mainMatrix,n.projectionTransition=this._globeness,n}getFastPathSimpleProjectionMatrix(e){return this.currentTransform.getFastPathSimpleProjectionMatrix(e)}},Tl=class e{get useGlobeControls(){return!0}handlePanInertia(e,t){let n=sl(e,t);return Math.abs(n.lng-t.center.lng)>180&&(n.lng=t.center.lng+179.5*Math.sign(n.lng-t.center.lng)),{easingCenter:n,easingOffset:new N(0,0)}}handleMapControlsRollPitchBearingZoom(e,t){let n=e.around,r=t.screenPointToLocation(n);e.bearingDelta&&t.setBearing(t.bearing+e.bearingDelta),e.pitchDelta&&t.setPitch(t.pitch+e.pitchDelta),e.rollDelta&&t.setRoll(t.roll+e.rollDelta);let i=t.zoom;e.zoomDelta&&t.setZoom(t.zoom+e.zoomDelta);let a=t.zoom-i;if(a===0)return;let o=pt(t.center.lng,r.lng),s=o/(Math.abs(o/180)+1),c=pt(t.center.lat,r.lat),l=t.getRayDirectionFromPixel(n),d=t.cameraPosition,f=Kt(d,l)*-1,p=M();mt(p,d,[l[0]*f,l[1]*f,l[2]*f]);let m=kn(p),h=m-1,g=Math.exp(-Math.max(h-.3,0)*.5),_=hr(m,.95,.999,0,1),v=qc(t.worldSize,t.center.lat)/Math.min(t.width,t.height),y=hr(v,.9,.5,1,.25),b=Math.min(g,En(1,y,_)),x=(1-A(-a))*b,S=t.center.lat,C=t.zoom,w=new H(t.center.lng+s*x,u(t.center.lat+c*x,-k,k));t.setLocationAtPoint(r,n);let T=t.center,E=hr(Math.abs(o),45,85,0,1),D=Math.max(E,_)**.25,O=pt(T.lng,w.lng),j=pt(T.lat,w.lat);t.setCenter(new H(T.lng+O*D,T.lat+j*D).wrap()),t.setZoom(C+al(S,t.center.lat))}handleMapControlsPan(e,t,n){e.panDelta&&el(t,n,t.isPointOnMapSurface(e.around)?e.around:t.centerPoint,e.panDelta)}cameraForBoxAndBearing(t,n,r,i,a){let o=Pc(t,n,r,i,a);if(!o)return;let s=n.left/a.width*2-1,c=(a.width-n.right)/a.width*2-1,l=n.top/a.height*-2+1,u=(a.height-n.bottom)/a.height*-2+1,d=pt(r.getWest(),r.getEast())<0,f=d?r.getEast():r.getWest(),p=d?r.getWest():r.getEast(),m=Math.max(r.getNorth(),r.getSouth()),h=Math.min(r.getNorth(),r.getSouth()),g=f+pt(f,p)*.5,_=m+pt(m,h)*.5,v=a.clone();v.setCenter(o.center),v.setBearing(o.bearing),v.setPitch(0),v.setRoll(0),v.setZoom(o.zoom);let y=v.modelViewProjectionMatrix,x=[Kc(r.getNorthWest()),Kc(r.getNorthEast()),Kc(r.getSouthWest()),Kc(r.getSouthEast()),Kc(new H(p,_)),Kc(new H(f,_)),Kc(new H(g,m)),Kc(new H(g,h))],S=Kc(o.center),C=1/0;for(let t of x)s<0&&(C=e.getLesserNonNegativeNonNull(C,e.solveVectorScale(t,S,y,`x`,s))),c>0&&(C=e.getLesserNonNegativeNonNull(C,e.solveVectorScale(t,S,y,`x`,c))),l>0&&(C=e.getLesserNonNegativeNonNull(C,e.solveVectorScale(t,S,y,`y`,l))),u<0&&(C=e.getLesserNonNegativeNonNull(C,e.solveVectorScale(t,S,y,`y`,u)));if(!Number.isFinite(C)||C===0){Mc();return}return o.zoom=Math.min(v.zoom+b(C),t.maxZoom),o}handleJumpToCenterZoom(e,t){let n=e.center.lat,r=e.applyConstrain(t.center?H.convert(t.center):e.center,e.zoom).center;e.setCenter(r.wrap());let i=t.zoom===void 0?e.zoom+al(n,r.lat):+t.zoom;e.zoom!==i&&e.setZoom(i)}handleEaseTo(e,t){let n=e.zoom,r=e.center,i=e.padding,a={roll:e.roll,pitch:e.pitch,bearing:e.bearing},o={roll:t.roll===void 0?e.roll:t.roll,pitch:t.pitch===void 0?e.pitch:t.pitch,bearing:t.bearing===void 0?e.bearing:t.bearing},s=t.zoom!==void 0,c=!e.isPaddingEqual(t.padding),l=!1,d=t.center?H.convert(t.center):r,f=e.applyConstrain(d,n).center;hc(e,f);let p=e.clone();p.setCenter(f),p.setZoom(s?+t.zoom:n+al(r.lat,d.lat)),p.setBearing(t.bearing);let m=new N(u(e.centerPoint.x+t.offsetAsPoint.x,0,e.width),u(e.centerPoint.y+t.offsetAsPoint.y,0,e.height));p.setLocationAtPoint(f,m);let h=(t.offset&&t.offsetAsPoint.mag())>0?p.center:f,g=s?+t.zoom:n+al(r.lat,h.lat),_=n+al(r.lat,0),v=g+al(h.lat,0),y=pt(r.lng,h.lng),b=pt(r.lat,h.lat),x=A(v-_);return l=g!==n,{easeFunc:n=>{if(Qe(a,o)||Nc({startEulerAngles:a,endEulerAngles:o,tr:e,k:n,useSlerp:a.roll!=o.roll}),c&&e.interpolatePadding(i,t.padding,n),t.around)I(`Easing around a point is not supported under globe projection.`),e.setLocationAtPoint(t.around,t.aroundPoint);else{let t=n*(v>_?Math.min(2,x):Math.max(.5,x))**(1-n),i=ll(r,y,b,t);e.setCenter(i.wrap())}if(l){let t=ir.number(_,v,n)+al(0,e.center.lat);e.setZoom(t)}},isZooming:l,elevationCenter:h}}handleFlyTo(e,t){let n=t.zoom!==void 0,r=e.center,i=e.zoom,a=e.padding,o=!e.isPaddingEqual(t.padding),s=e.applyConstrain(H.convert(t.center||t.locationAtOffset),i).center,c=n?+t.zoom:e.zoom+al(e.center.lat,s.lat),l=e.clone();l.setCenter(s),l.setZoom(c),l.setBearing(t.bearing);let d=new N(u(e.centerPoint.x+t.offsetAsPoint.x,0,e.width),u(e.centerPoint.y+t.offsetAsPoint.y,0,e.height));l.setLocationAtPoint(s,d);let f=l.center;hc(e,f);let p=Hc(e,r,f),m=i+al(r.lat,0),h=c+al(f.lat,0),g=A(h-m),_=typeof t.minZoom==`number`?+t.minZoom:e.minZoom,v=Math.max(_,e.minZoom)+al(f.lat,0),y=Math.min(v,m,h)+al(0,f.lat),x=e.applyConstrain(f,y).zoom+al(f.lat,0),S=A(x-m),C=pt(r.lng,f.lng),w=pt(r.lat,f.lat);return{easeFunc:(n,i,s,l)=>{let u=ll(r,C,w,s);o&&e.interpolatePadding(a,t.padding,n);let d=n===1?f:u;e.setCenter(d.wrap());let p=m+b(i);e.setZoom(n===1?c:p+al(0,d.lat))},scaleOfZoom:g,targetCenter:f,scaleOfMinZoom:S,pixelPathLength:p}}static solveVectorScale(e,t,n,r,i){let a=i,o=r===`x`?[n[0],n[4],n[8],n[12]]:[n[1],n[5],n[9],n[13]],s=[n[3],n[7],n[11],n[15]],c=e[0]*o[0]+e[1]*o[1]+e[2]*o[2],l=e[0]*s[0]+e[1]*s[1]+e[2]*s[2],u=t[0]*o[0]+t[1]*o[1]+t[2]*o[2],d=t[0]*s[0]+t[1]*s[1]+t[2]*s[2],f=(u+o[3]-a*d-a*s[3])/(u-c-a*d+a*l);return u+a*l===c+a*d||s[3]*(c-u)+o[3]*(d-l)+c*d===u*l?null:f}static getLesserNonNegativeNonNull(e,t){return t!==null&&t>=0&&t{for(let e in this.tileManagers){let t=this.tileManagers[e].getSource().type;(t===`vector`||t===`geojson`)&&this.tileManagers[e].reload()}},this.map=e,this.dispatcher=new ua(sa(),e._getMapId()).setEventedParent(this),this.dispatcher.registerMessageHandler(`GG`,(e,t)=>this.getGlyphs(e,t)),this.dispatcher.registerMessageHandler(`GI`,(e,t)=>this.getImages(e,t)),this.dispatcher.registerMessageHandler(`GDA`,(e,t)=>this.getDashes(e,t)),this.imageManager=new Di,this.imageManager.setEventedParent(this),this.imageManager.setMissingImageResolver(e._missingStyleImageResolver),this.patternAtlas=new Oi(this.imageManager);let n=e._container?.lang||typeof document<`u`&&document.documentElement?.lang||void 0;this.glyphManager=new Ui(e._requestManager,t.localIdeographFontFamily,n),this.lineAtlas=new Xi(256,512),this.crossTileSymbolIndex=new ec,this._setInitialValues(),this._resetUpdates(),this.dispatcher.broadcast(`SR`,h()),_o().on(mo,this._rtlPluginLoaded),this.on(`data`,e=>{if(e.dataType!==`source`||e.sourceDataType!==`metadata`)return;let t=this.tileManagers[e.sourceId];if(!t)return;let n=t.getSource();if(n?.vectorLayerIds)for(let e in this._layers){let t=this._layers[e];t.source===n.id&&this._validateLayer(t)}})}_setInitialValues(){this._layers={},this._order=[],this.tileManagers={},this.zoomHistory=new $n,this._imagesListDirty=!1,this._globalState={},this._serializedLayers={},this.stylesheet=null,this.light=null,this.sky=null,this.projection&&(this.projection.destroy(),delete this.projection),this._loaded=!1,this._changed=!1,this._updatedLayers={},this._updatedSources={},this._changedImages={},this._glyphsDidChange=!1,this._updatedPaintProps={},this._layerOrderChanged=!1,this._symbolPlacementTriggered=!1,this._placedProjectionTransition=void 0,this.crossTileSymbolIndex=new((this.crossTileSymbolIndex?.constructor)||Object),this.pauseablePlacement=void 0,this.placement=void 0,this.z=0}setGlobalStateProperty(e,t){this._checkLoaded();let n=t===null?this.stylesheet.state?.[e]?.default??null:t;return this._setGlobalStateValues({[e]:n}),this}getGlobalState(){return this._globalState}setGlobalState(e){this._checkLoaded();let t={};for(let n in e)t[n]=e[n].default;this._setGlobalStateValues(t)}_setGlobalStateValues(e){let t=[];for(let n in e)Bn(e[n],this._globalState[n])||t.push(n);if(t.length===0)return;let n={...this._globalState};for(let n of t)this._globalState[n]=e[n];this._applyGlobalStateChanges(t,n)}_applyGlobalStateChanges(e,t){let n=/* @__PURE__ */ new Set,r={};for(let t of e)r[t]=this._globalState[t];for(let r in this._layers){let i=this._layers[r];i.retainPriorGlobalState(e,t);let a=i.getLayoutAffectingGlobalStateRefs(),o=i.getPaintAffectingGlobalStateRefs(),s=i.getVisibilityAffectingGlobalStateRefs();for(let t of e){if(a.has(t)&&n.add(i.source),o.has(t))for(let{name:e,value:n}of o.get(t))this._updatePaintProperty(i,e,n,{validate:!1});s?.has(t)&&(i.recalculateVisibility(),this._updateLayer(i))}}let i={now:W(),transition:this.getTransition()};this.light?.applyGlobalStateChange(e,t,i),this.sky?.applyGlobalStateChange(e,t,i),this.dispatcher.broadcast(`UGS`,r);for(let e in this.tileManagers)n.has(e)&&(this._reloadSource(e),this._changed=!0)}async loadURL(e,t={},n){this.fire(new $r(`dataloading`)),t.validate=typeof t.validate!=`boolean`||t.validate,this._loadStyleRequest=new AbortController;let r=this._loadStyleRequest;try{let i=await this.map._requestManager.transformRequest(e,`Style`);Ee(r.signal);let a=await Ke(i,r);this._loadStyleRequest===r&&(this._loadStyleRequest=null),this._load(a.data,t,n)}catch(e){this._loadStyleRequest===r&&(this._loadStyleRequest=null),e&&!r.signal.aborted&&this.fire(new B(Le(e)))}}loadJSON(e,t={},n){this.fire(new $r(`dataloading`)),this._frameRequest=new AbortController,Rr.frameAsync(this._frameRequest,this.map._ownerWindow).then(()=>{this._frameRequest=null,t.validate=t.validate!==!1,this._load(e,t,n)}).catch(()=>{})}loadEmpty(){this.fire(new $r(`dataloading`)),this._load(Ol,{validate:!1})}_load(e,t,n){let r=t.transformStyle?t.transformStyle(n,e):e;if(!(t.validate&&Yn(this,r))){r={...r},this._loaded=!0,this.stylesheet=r;for(let e in r.sources)this.addSource(e,r.sources[e],{validate:!1});r.sprite?this._loadSprite(r.sprite):this.imageManager.setLoaded(!0),this.glyphManager.setURL(r.glyphs),this.glyphManager.setFontFaces(r[`font-faces`]),this._createLayers(),this.light=new Ki(this.stylesheet.light??{},this._globalState),this._setProjectionInternal(this.stylesheet.projection?.type||`mercator`),this.sky=new Yi(this.stylesheet.sky,this._globalState),this.sky.setEventedParent(this),this.map.setTerrain(this.stylesheet.terrain??null,{validate:!1}),this.fire(new $r(`data`)),this.fire(new Qr)}}_createLayers(){let e=li(this.stylesheet.layers);this.setGlobalState(this.stylesheet.state??null),this.dispatcher.broadcast(`SL`,e),this._order=e.map(e=>e.id),this._layers={},this._serializedLayers=null;for(let t of e){let e=wt(t,this._globalState);if(e.setEventedParent(this,{layer:{id:t.id}}),this._layers[t.id]=e,ht(e)&&this.tileManagers[e.source]){let n=t.paint?.[`raster-fade-duration`]??e.paint.get(`raster-fade-duration`);this.tileManagers[e.source].setRasterFadeDuration(n)}}}async _loadSprite(e,t=!1,n=void 0){this.imageManager.setLoaded(!1);let r=new AbortController;this._spriteRequest=r;let i;try{let n=await Ti(e,this.map._requestManager,this.map.getPixelRatio(),r);if(!n)return;for(let e in n){let{loaded:r,removed:i}=this.imageManager.setSpriteImages(e,n[e]);this._markImagesChanged(i),t&&this._markImagesChanged(r)}}catch(e){i=e,r.signal.aborted||this.fire(new B(i))}finally{this._spriteRequest=null,this.imageManager.setLoaded(!0),t&&(this._changed=!0),this.dispatcher.broadcast(`SI`,this.imageManager.listImages()),this.fire(new $r(`data`)),n?.(i)}}_unloadSprite(){this._markImagesChanged(this.imageManager.removeAllSpriteImages()),this._imagesListDirty=!0,this._changed=!0,this.fire(new $r(`data`))}_validateLayer(e){let t=this.tileManagers[e.source];if(!t)return;let n=e.sourceLayer;if(!n)return;let r=t.getSource();(r.type===`geojson`||r.vectorLayerIds&&!r.vectorLayerIds.includes(n))&&this.fire(new B(/* @__PURE__ */ Error(`Source layer "${n}" does not exist on source "${r.id}" as specified by style layer "${e.id}".`)))}loaded(){if(!this._loaded||Object.keys(this._updatedSources).length)return!1;for(let e in this.tileManagers)if(!this.tileManagers[e].loaded())return!1;return this.imageManager.isLoaded()}_serializeByIds(e,t=!1){let n=this._serializedAllLayers();if(!e||e.length===0)return Object.values(t?at(n):n);let r=[];for(let i of e)if(n[i]){let e=t?at(n[i]):n[i];r.push(e)}return r}_serializedAllLayers(){let e=this._serializedLayers;if(e)return e;e=this._serializedLayers={};let t=Object.keys(this._layers);for(let n of t){let t=this._layers[n];t.type!==`custom`&&(e[n]=t.serialize())}return e}hasTransitions(){if(this.light?.hasTransition()||this.sky?.hasTransition()||this.projection?.hasTransition())return!0;for(let e in this.tileManagers)if(this.tileManagers[e].hasTransition())return!0;for(let e in this._layers)if(this._layers[e].hasTransition())return!0;return!1}_checkLoaded(){if(!this._loaded)throw Error(`Style is not done loading.`)}update(e){if(!this._loaded)return;let t=this._changed;if(t){this._imagesListDirty&&=(this.dispatcher.broadcast(`SI`,this.imageManager.listImages()),!1);let t=Object.keys(this._updatedLayers),n=Object.keys(this._removedLayers);(t.length||n.length)&&this._updateWorkerLayers(t,n);for(let e in this._updatedSources){let t=this._updatedSources[e];if(t===`reload`)this._reloadSource(e);else if(t===`clear`)this._clearSource(e);else throw Error(`Invalid action ${t}`)}this._updateTilesForChangedImages(),this._updateTilesForChangedGlyphs();for(let t in this._updatedPaintProps)this._layers[t].updateTransitions(e);this._resetUpdates()}let n={};for(let e in this.tileManagers){let t=this.tileManagers[e];n[e]=t.used,t.used=!1}let r=this.imageManager.listImages();for(let t of this._order){let n=this._layers[t];n.recalculate(e,r),!n.isHidden(e.zoom)&&n.source&&(this.tileManagers[n.source].used=!0)}for(let e in n){let t=this.tileManagers[e];!!n[e]!=!!t.used&&t.fire(new q(`data`,{sourceDataType:`visibility`,sourceId:e}))}this.light.recalculate(e),this.sky.recalculate(e),this.projection.recalculate(e),this.z=e.zoom,t&&this.fire(new $r(`data`))}_updateTilesForChangedImages(){let e=Object.keys(this._changedImages);if(e.length){for(let t in this.tileManagers)this.tileManagers[t].reloadTilesForDependencies([`icons`,`patterns`],e);this._changedImages={}}}_updateTilesForChangedGlyphs(){if(this._glyphsDidChange){for(let e in this.tileManagers)this.tileManagers[e].reloadTilesForDependencies([`glyphs`],[``]);this._glyphsDidChange=!1}}_updateWorkerLayers(e,t){this.dispatcher.broadcast(`UL`,{layers:this._serializeByIds(e,!1),removedIds:t})}_resetUpdates(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSources={},this._updatedPaintProps={},this._changedImages={},this._glyphsDidChange=!1}setState(e,t={}){this._checkLoaded();let n=this.serialize();if(e=t.transformStyle?t.transformStyle(n,e):e,(t.validate??!0)&&Yn(this,e))return!1;e=at(e),e.layers=li(e.layers);let r=xi(n,e),i=this._getOperationsToPerform(r);if(i.unimplemented.length>0)throw Error(`Unimplemented: ${i.unimplemented.join(`, `)}.`);if(i.operations.length===0)return!1;for(let e of i.operations)e();return this.stylesheet=e,this._serializedLayers=null,this.fire(new Qr({style:this})),!0}_getOperationsToPerform(e){let t=[],n=[];for(let r of 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this.stylesheet?.sky}setSky(e,t={}){this._checkLoaded();let n=this.getSky(),r=!1;if(!e&&!n)return;if(e&&!n)r=!0;else if(!e&&n)r=!0;else for(let t in e)if(!Bn(e[t],n[t])){r=!0;break}if(!r)return;let i={now:W(),transition:R({duration:300,delay:0},this.stylesheet.transition)};this.sky.setSky(e,t)&&(this.stylesheet.sky=e,this.sky.updateTransitions(i))}_setProjectionInternal(e){let t=Dl(e,this.map._camera?.transform.constrainOverride,this._globalState);this.projection=t.projection,this.map.migrateProjection(t.transform,t.cameraHelper);for(let e in this.tileManagers)this.tileManagers[e].reload()}_validate(e,t,n,r,i={}){return i.validate!==!1&&jt(this,e,{key:t,style:this.serialize(),value:n,...r},i)}_remove(e=!0){this._frameRequest&&=(this._frameRequest.abort(),null),this._loadStyleRequest&&=(this._loadStyleRequest.abort(),null),this._spriteRequest&&=(this._spriteRequest.abort(),null),_o().off(mo,this._rtlPluginLoaded);for(let e in this._layers)this._layers[e].setEventedParent(null);for(let e 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c=a||this._placementInputsChanged(e,t,r),l=this.pauseablePlacement?.isDone()&&!this.placement.stillRecent(W(),e.zoom);if((i||!this.pauseablePlacement||l&&(c||this.placement.stale))&&(this._symbolPlacementTriggered=!1,this._placedProjectionTransition=this.projection?.transitionState,this.pauseablePlacement=new Vs(e,this.map.terrain,this._order,i,t,n,r,this.placement),this._layerOrderChanged=!1),this.pauseablePlacement.isDone()?c&&this.placement.setStale():(this.pauseablePlacement.continuePlacement(this._order,this._layers,s),this.pauseablePlacement.isDone()&&(this.placement=this.pauseablePlacement.commit(W()),o=!0),a&&this.pauseablePlacement.placement.setStale()),o||a)for(let e of this._order){let t=this._layers[e];t.type===`symbol`&&this.placement.updateLayerOpacities(t,s[t.source])}return!this.pauseablePlacement.isDone()||this.placement.hasTransitions(W())}_releaseSymbolFadeTiles(){for(let e in this.tileManagers)this.tileManagers[e].releaseSymbolFadeTiles()}async getImages(e,t){let n=await this.imageManager.getImages(t.icons);this._updateTilesForChangedImages();let r=this.tileManagers[t.source];return r&&r.setDependencies(t.tileID.key,t.type,t.icons),n}async getGlyphs(e,t){let n=await this.glyphManager.getGlyphs(t.stacks),r=this.tileManagers[t.source];return r&&r.setDependencies(t.tileID.key,t.type,[``]),n}getGlyphsUrl(){return this.stylesheet.glyphs||null}setGlyphs(e,t={}){this._checkLoaded(),!(e&&this._validate(Mn.glyphs,`glyphs`,e,null,t))&&(this._changed=!0,this._glyphsDidChange=!0,this.stylesheet.glyphs=e,this.glyphManager.entries={},this.glyphManager.setURL(e))}getFontFaces(){return this.stylesheet[`font-faces`]||null}setFontFaces(e){this._checkLoaded(),this._changed=!0,this._glyphsDidChange=!0,this.stylesheet[`font-faces`]=e,this.glyphManager.setFontFaces(e)}async getDashes(e,t){let n={};for(let[e,r]of Object.entries(t.dashes))n[e]=this.lineAtlas.getDash(r.dasharray,r.round);return n}addSprite(e,t,n={},r){this._checkLoaded();let i=[{id:e,url:t}],a=[...Ci(this.stylesheet.sprite),...i];this._validate(Mn.sprite,`sprite`,a,null,n)||(this.stylesheet.sprite=a,this._loadSprite(i,!0,r))}removeSprite(e){this._checkLoaded();let t=Ci(this.stylesheet.sprite);if(!t.find(t=>t.id===e)){this.fire(new B(/* @__PURE__ */ Error(`Sprite "${e}" doesn't exists on this map.`)));return}let n=this.imageManager.removeSpriteImages(e);this._markImagesChanged(n),t.splice(t.findIndex(t=>t.id===e),1),this.stylesheet.sprite=t.length>0?t:void 0,this._imagesListDirty=!0,this._changed=!0,this.fire(new $r(`data`))}getSprite(){return Ci(this.stylesheet.sprite)}setSprite(e,t={},n){this._checkLoaded(),!(e&&this._validate(Mn.sprite,`sprite`,e,null,t))&&(this.stylesheet.sprite=e,e?this._loadSprite(e,!0,n):(this._unloadSprite(),n&&n(null)))}destroy(){this._frameRequest&&=(this._frameRequest.abort(),null),this._loadStyleRequest&&=(this._loadStyleRequest.abort(),null),this._spriteRequest&&=(this._spriteRequest.abort(),null);for(let e in this.tileManagers){let t=this.tileManagers[e];t.setEventedParent(null),t.onRemove(this.map)}this.tileManagers={},this.imageManager&&(this.imageManager.setEventedParent(null),this.imageManager.destroy(),this.patternAtlas.destroy()),this.glyphManager&&this.glyphManager.destroy();for(let e in this._layers){let t=this._layers[e];t.setEventedParent(null),t.onRemove&&t.onRemove(this.map)}this._setInitialValues(),this.setEventedParent(null),this.dispatcher.unregisterMessageHandler(`GG`),this.dispatcher.unregisterMessageHandler(`GI`),this.dispatcher.unregisterMessageHandler(`GDA`),this.dispatcher.remove(!0),this._listeners={},this._oneTimeListeners={}}};const Al=yt([{name:`a_pos`,type:`Int16`,components:2},{name:`a_texture_pos`,type:`Int16`,components:2}]);var 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kr(e,t.u_inv_proj_matrix)}),nd=(e,t,n,r,i)=>({u_sun_pos:e,u_atmosphere_blend:t,u_globe_position:n,u_globe_radius:r,u_inv_proj_matrix:i}),rd=(e,t)=>({u_sky_color:new le(e,t.u_sky_color),u_horizon_color:new le(e,t.u_horizon_color),u_horizon:new L(e,t.u_horizon),u_horizon_normal:new L(e,t.u_horizon_normal),u_sky_horizon_blend:new V(e,t.u_sky_horizon_blend),u_sky_blend:new V(e,t.u_sky_blend),u_inv_proj_matrix:new kr(e,t.u_inv_proj_matrix),u_globe_position:new Fe(e,t.u_globe_position),u_globe_radius:new V(e,t.u_globe_radius),u_atmosphere_blend:new V(e,t.u_atmosphere_blend)}),id=(e,t,n)=>{let r=Math.cos(t.rollInRadians),i=Math.sin(t.rollInRadians),a=bt(t),o=t.getProjectionData({overscaledTileID:null,applyGlobeMatrix:!0,applyTerrainMatrix:!0}).projectionTransition,s=Jc(t),c=qc(t.worldSize,t.center.lat);return{u_sky_color:e.properties.get(`sky-color`),u_horizon_color:e.properties.get(`horizon-color`),u_horizon:[(t.width/2-a*i)*n,(t.height/2+a*r)*n],u_horizon_normal:[-i,r],u_sky_horizon_blend:e.properties.get(`sky-horizon-blend`)*t.height/2*n,u_sky_blend:o,u_inv_proj_matrix:t.inverseProjectionMatrix,u_globe_position:s,u_globe_radius:c,u_atmosphere_blend:e.properties.get(`atmosphere-blend`)*dl(kn(s)-c,c)}},ad=(e,t)=>({}),od={fillExtrusion:iu,fillExtrusionPattern:au,fill:cu,fillPattern:lu,fillOutline:uu,fillOutlinePattern:du,circle:gu,collisionBox:ad,collisionCircle:ad,debug:vu,depth:ad,clippingMask:ad,heatmap:bu,heatmapTexture:xu,hillshade:wu,hillshadePrepare:Tu,colorRelief:ku,line:ju,lineGradient:Mu,linePattern:Nu,lineSDF:Pu,lineGradientSDF:Fu,layerOpacity:Uu,raster:Ua,symbolIcon:Gu,symbolSDF:Ku,symbolTextAndIcon:qu,background:Zu,backgroundPattern:Qu,terrain:Nl,terrainDepth:Pl,atmosphere:td,sky:rd};var sd=class{constructor(e,t,n){this.context=e;let r=e.gl;this.buffer=r.createBuffer(),this.dynamicDraw=!!n,this.context.unbindVAO(),e.bindElementBuffer.set(this.buffer),r.bufferData(r.ELEMENT_ARRAY_BUFFER,t.arrayBuffer,this.dynamicDraw?r.DYNAMIC_DRAW:r.STATIC_DRAW),this.dynamicDraw||t.freeBufferAfterUpload()}bind(){this.context.bindElementBuffer.set(this.buffer)}updateData(e){let t=this.context.gl;if(!this.dynamicDraw)throw Error(`Attempted to update data while not in dynamic mode.`);this.context.unbindVAO(),this.bind(),t.bufferSubData(t.ELEMENT_ARRAY_BUFFER,0,e.arrayBuffer)}destroy(){let e=this.context.gl;this.buffer&&(e.deleteBuffer(this.buffer),delete this.buffer)}};const cd={Int8:`BYTE`,Uint8:`UNSIGNED_BYTE`,Int16:`SHORT`,Uint16:`UNSIGNED_SHORT`,Int32:`INT`,Uint32:`UNSIGNED_INT`,Float32:`FLOAT`};var ld=class{constructor(e,t,n,r){this.length=t.length,this.attributes=n,this.itemSize=t.bytesPerElement,this.dynamicDraw=r,this.context=e;let i=e.gl;this.buffer=i.createBuffer(),e.bindVertexBuffer.set(this.buffer),i.bufferData(i.ARRAY_BUFFER,t.arrayBuffer,this.dynamicDraw?i.DYNAMIC_DRAW:i.STATIC_DRAW),this.dynamicDraw||t.freeBufferAfterUpload()}bind(){this.context.bindVertexBuffer.set(this.buffer)}updateData(e){if(e.length!==this.length)throw Error(`Length of new data is ${e.length}, which doesn't match current length of ${this.length}`);let t=this.context.gl;this.bind(),t.bufferSubData(t.ARRAY_BUFFER,0,e.arrayBuffer)}enableAttributes(e,t){for(let n of this.attributes){let r=t.attributes[n.name];r!==void 0&&e.enableVertexAttribArray(r.location)}}setVertexAttribPointers(e,t,n){for(let r of this.attributes){let i=t.attributes[r.name];if(i!==void 0){let t=r.offset+this.itemSize*(n||0);i.isInteger?e.vertexAttribIPointer(i.location,r.components,e[cd[r.type]],this.itemSize,t):e.vertexAttribPointer(i.location,r.components,e[cd[r.type]],!1,this.itemSize,t)}}}destroy(){let e=this.context.gl;this.buffer&&(e.deleteBuffer(this.buffer),delete this.buffer)}},X=class{constructor(e){this.gl=e.gl,this.default=this.getDefault(),this.current=this.default,this.dirty=!1}get(){return this.current}set(e){}getDefault(){return this.default}setDefault(){this.set(this.default)}},ud=class extends X{getDefault(){return z.transparent}set(e){let t=this.current;(e.r!==t.r||e.g!==t.g||e.b!==t.b||e.a!==t.a||this.dirty)&&(this.gl.clearColor(e.r,e.g,e.b,e.a),this.current=e,this.dirty=!1)}},dd=class extends X{getDefault(){return 1}set(e){(e!==this.current||this.dirty)&&(this.gl.clearDepth(e),this.current=e,this.dirty=!1)}},fd=class extends X{getDefault(){return 0}set(e){(e!==this.current||this.dirty)&&(this.gl.clearStencil(e),this.current=e,this.dirty=!1)}},pd=class extends X{getDefault(){return[!0,!0,!0,!0]}set(e){let t=this.current;(e[0]!==t[0]||e[1]!==t[1]||e[2]!==t[2]||e[3]!==t[3]||this.dirty)&&(this.gl.colorMask(e[0],e[1],e[2],e[3]),this.current=e,this.dirty=!1)}},md=class 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depth`)}destroy(){let e=this.context.gl,t=this.colorAttachment.get();if(t&&e.deleteTexture(t),this.depthAttachment){let t=this.depthAttachment.get();t&&e.deleteRenderbuffer(t)}e.deleteFramebuffer(this.framebuffer)}};const Kd=Bl([{name:`u_units_to_pixels`,type:`vec2`},{name:`u_world_size`,type:`vec2`},{name:`u_camera_to_center_distance`,type:`float`},{name:`u_symbol_fade_change`,type:`float`},{name:`u_aspect_ratio`,type:`float`},{name:`u_device_pixel_ratio`,type:`float`},{name:`u_viewport_size`,type:`vec2`},{name:`u_pixel_extrude_scale`,type:`vec2`},{name:`u_pitch`,type:`float`}]),qd=Kd.offsets;function Jd(e){return new Vl(e,Ll.FrameUBO,Kd)}function Yd(e,t){let n=e.pending,{transform:r}=t,i=t.context.gl;n[qd.u_units_to_pixels]=1/r.pixelsToGLUnits[0],n[qd.u_units_to_pixels+1]=1/r.pixelsToGLUnits[1],n[qd.u_world_size]=i.drawingBufferWidth,n[qd.u_world_size+1]=i.drawingBufferHeight,n[qd.u_camera_to_center_distance]=r.cameraToCenterDistance,n[qd.u_symbol_fade_change]=t.options.fadeDuration?t.symbolFadeChange:1,n[qd.u_aspect_ratio]=r.width/r.height,n[qd.u_device_pixel_ratio]=t.pixelRatio,n[qd.u_viewport_size]=r.width,n[qd.u_viewport_size+1]=r.height,n[qd.u_pixel_extrude_scale]=1/r.width,n[qd.u_pixel_extrude_scale+1]=1/r.height,n[qd.u_pitch]=r.pitch/360*2*Math.PI,e.upload()}var Xd=class{constructor(e,t,n){this.blendFunction=e,this.blendColor=t,this.mask=n}};Xd.Replace=[1,0],Xd.disabled=new Xd(Xd.Replace,z.transparent,[!1,!1,!1,!1]),Xd.unblended=new Xd(Xd.Replace,z.transparent,[!0,!0,!0,!0]),Xd.alphaBlended=new Xd([1,771],z.transparent,[!0,!0,!0,!0]);var Zd=class{constructor(e){this.gl=e,this.clearColor=new ud(this),this.clearDepth=new dd(this),this.clearStencil=new fd(this),this.colorMask=new pd(this),this.depthMask=new md(this),this.stencilMask=new hd(this),this.stencilFunc=new gd(this),this.stencilOp=new _d(this),this.stencilTest=new vd(this),this.depthRange=new yd(this),this.depthTest=new bd(this),this.depthFunc=new xd(this),this.blend=new Sd(this),this.blendFunc=new Cd(this),this.blendColor=new wd(this),this.blendEquation=new Td(this),this.cullFace=new Ed(this),this.cullFaceSide=new Dd(this),this.frontFace=new Od(this),this.program=new kd(this),this.activeTexture=new Ad(this),this.viewport=new jd(this),this.bindFramebuffer=new Md(this),this.bindRenderbuffer=new Nd(this),this.bindTexture=new Pd(this),this.bindVertexBuffer=new Fd(this),this.bindElementBuffer=new Id(this),this.bindVertexArray=new Ld(this),this.pixelStoreUnpack=new Rd(this),this.pixelStoreUnpackPremultiplyAlpha=new zd(this),this.pixelStoreUnpackFlipY=new Bd(this),this.extTextureFilterAnisotropic=e.getExtension(`EXT_texture_filter_anisotropic`),this.extTextureFilterAnisotropic&&(this.extTextureFilterAnisotropicMax=e.getParameter(this.extTextureFilterAnisotropic.MAX_TEXTURE_MAX_ANISOTROPY_EXT)),this.maxTextureSize=e.getParameter(e.MAX_TEXTURE_SIZE),e.getExtension(`EXT_color_buffer_half_float`),e.getExtension(`EXT_color_buffer_float`),this.boundUniformBuffers=[],this.projectionUniformBuffer=Wl(this),this.keyedProjectionUniformBuffers=/* @__PURE__ */ new Map,this.freeProjectionUniformBuffers=[],this.terrainUniformBuffer=Zl(this),this.frameUniformBuffer=Jd(this)}setDefault(){this.unbindVAO(),this.clearColor.setDefault(),this.clearDepth.setDefault(),this.clearStencil.setDefault(),this.colorMask.setDefault(),this.depthMask.setDefault(),this.stencilMask.setDefault(),this.stencilFunc.setDefault(),this.stencilOp.setDefault(),this.stencilTest.setDefault(),this.depthRange.setDefault(),this.depthTest.setDefault(),this.depthFunc.setDefault(),this.blend.setDefault(),this.blendFunc.setDefault(),this.blendColor.setDefault(),this.blendEquation.setDefault(),this.cullFace.setDefault(),this.cullFaceSide.setDefault(),this.frontFace.setDefault(),this.program.setDefault(),this.activeTexture.setDefault(),this.bindFramebuffer.setDefault(),this.pixelStoreUnpack.setDefault(),this.pixelStoreUnpackPremultiplyAlpha.setDefault(),this.pixelStoreUnpackFlipY.setDefault()}setDirty(){this.clearColor.dirty=!0,this.clearDepth.dirty=!0,this.clearStencil.dirty=!0,this.colorMask.dirty=!0,this.depthMask.dirty=!0,this.stencilMask.dirty=!0,this.stencilFunc.dirty=!0,this.stencilOp.dirty=!0,this.stencilTest.dirty=!0,this.depthRange.dirty=!0,this.depthTest.dirty=!0,this.depthFunc.dirty=!0,this.blend.dirty=!0,this.blendFunc.dirty=!0,this.blendColor.dirty=!0,this.blendEquation.dirty=!0,this.cullFace.dirty=!0,this.cullFaceSide.dirty=!0,this.frontFace.dirty=!0,this.program.dirty=!0,this.activeTexture.dirty=!0,this.viewport.dirty=!0,this.bindFramebuffer.dirty=!0,this.bindRenderbuffer.dirty=!0,this.bindTexture.dirty=!0,this.bindVertexBuffer.dirty=!0,this.bindElementBuffer.dirty=!0,this.bindVertexArray.dirty=!0,this.pixelStoreUnpack.dirty=!0,this.pixelStoreUnpackPremultiplyAlpha.dirty=!0,this.pixelStoreUnpackFlipY.dirty=!0,this.boundUniformBuffers=[]}setCustomLayerDefaults(){this.unbindVAO(),this.cullFace.setDefault(),this.activeTexture.setDefault(),this.pixelStoreUnpack.setDefault(),this.pixelStoreUnpackPremultiplyAlpha.setDefault(),this.pixelStoreUnpackFlipY.setDefault()}createIndexBuffer(e,t){return 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0&&(i|=r.STENCIL_BUFFER_BIT,this.clearStencil.set(n),this.stencilMask.set(255)),r.clear(i)}setCullFace(e){e.enable===!1?this.cullFace.set(!1):(this.cullFace.set(!0),this.cullFaceSide.set(e.mode),this.frontFace.set(e.frontFace))}setDepthMode(e){e.func===this.gl.ALWAYS&&!e.mask?this.depthTest.set(!1):(this.depthTest.set(!0),this.depthFunc.set(e.func),this.depthMask.set(e.mask),this.depthRange.set(e.range))}setStencilMode(e){e.test.func===this.gl.ALWAYS&&!e.mask?this.stencilTest.set(!1):(this.stencilTest.set(!0),this.stencilMask.set(e.mask),this.stencilOp.set([e.fail,e.depthFail,e.pass]),this.stencilFunc.set({func:e.test.func,ref:e.ref,mask:e.test.mask}))}setColorMode(e){Bn(e.blendFunction,Xd.Replace)?this.blend.set(!1):(this.blend.set(!0),this.blendFunc.set(e.blendFunction),this.blendColor.set(e.blendColor)),this.colorMask.set(e.mask)}createVertexArray(){return 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r=e.transform.getProjectionData({overscaledTileID:t,aligned:n.aligned,applyGlobeMatrix:!e.isRenderingToTexture,applyTerrainMatrix:n.applyTerrainMatrix??!0});return e.isRenderingToTexture||(r.uniformBufferKey=n.aligned?`${t.key}/aligned`:t.key),r}function rf(e,t){return e.isRenderingToTexture?null:e.terrain?.getTerrainData(t)??null}let af;function of(e,t,n,r,i,a){let o=e.context,s=o.gl,c=e.useProgram(`collisionBox`),l=[],u=0,d=0;for(let f of r){let r=t.getTile(f).getBucket(n);if(!r)continue;let p=i?r.textCollisionBox:r.iconCollisionBox,m=r.collisionCircleArray;m.length>0&&(l.push({circleArray:m,circleOffset:d,coord:f}),u+=m.length/4,d=u),p&&c.draw(o,s.LINES,Z.disabled,Q.disabled,e.colorModeForRenderPass(),$.disabled,null,rf(a,f),nf(a,f),n.id,p.layoutVertexBuffer,p.indexBuffer,p.segments,null,e.transform.zoom,null,null,p.collisionVertexBuffer)}if(!i||!l.length)return;let p=e.useProgram(`collisionCircle`),m=new ie;m.resize(u*4),m._trim();let h=0;for(let e of l)for(let 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he=a&&T||fe,ge=y?oe:e.transform.clipSpaceToPixelsMatrix,_e=b||he?cf:ge,ve=h&&n.paint.get(a?`text-halo-width`:`icon-halo-width`).constantOr(1)!==0,N;N=h?l.iconsInText?Xu(w.kind,A,x,y,b,he,e,_e,se,le,M,ee,D,pe,me):Yu(w.kind,A,x,y,b,he,e,_e,se,le,a,M,ve,D,pe,me):Ju(w.kind,A,x,y,b,he,e,_e,se,le,a,M,D,pe,me);let ye={program:k,buffers:d,uniformValues:N,projectionData:ue,atlasTexture:te,atlasTextureIcon:re,atlasInterpolation:ne,atlasInterpolationIcon:ie,isSDF:h,hasHalo:ve};if(S&&l.canOverlap){C=!0;let e=d.segments.get();for(let t of e)E.push({segments:new f([t]),sortKey:t.sortKey,state:ye,terrainData:j})}else E.push({segments:d.segments,sortKey:0,state:ye,terrainData:j})}C&&E.sort((e,t)=>e.sortKey-t.sortKey);let O=n.paint.get(a?`text-halo-width`:`icon-halo-width`).constantOr(null)??1/0,k=n.layout.get(`text-letter-spacing`).constantOr(0)*24<0||O>1;for(let t of E){let r=t.state;h.activeTexture.set(g.TEXTURE0),r.atlasTexture.bind(r.atlasInterpolation,g.CLAMP_TO_EDGE),r.atlasTextureIcon&&(h.activeTexture.set(g.TEXTURE1),r.atlasTextureIcon&&r.atlasTextureIcon.bind(r.atlasInterpolationIcon,g.CLAMP_TO_EDGE));let i=r.isSDF&&r.hasHalo;if(i){let i=r.uniformValues;i.u_is_halo=1,k&&(i.u_is_plain=0,gf(r.buffers,t.segments,n,e,r.program,w,d,p,i,r.projectionData,t.terrainData),i.u_is_halo=0,i.u_is_plain=1)}gf(r.buffers,t.segments,n,e,r.program,w,d,p,r.uniformValues,r.projectionData,t.terrainData),i&&!k&&(r.uniformValues.u_is_halo=0)}}function gf(e,t,n,r,i,a,o,s,c,l,u){let d=r.context,f=d.gl;i.draw(d,f.TRIANGLES,a,o,s,$.backCCW,c,u,l,n.id,e.layoutVertexBuffer,e.indexBuffer,t,n.paint,r.transform.zoom,e.programConfigurations.get(n.id),e.dynamicLayoutVertexBuffer,e.opacityVertexBuffer)}function _f(e,t,n,r,i){if(i.currentPass!==`translucent`)return;let a=n.paint.get(`circle-opacity`),o=n.paint.get(`circle-stroke-width`),s=n.paint.get(`circle-stroke-opacity`),c=!n.layout.get(`circle-sort-key`).isConstant();if(a.constantOr(1)===0&&(o.constantOr(1)===0||s.constantOr(1)===0))return;let l=e.context,u=l.gl,d=e.transform,p=e.getDepthModeForSublayer(0,Z.ReadOnly),m=Q.disabled,h=e.colorModeForRenderPass(),g=[],_=d.getCircleRadiusCorrection();for(let a of r){let r=t.getTile(a),o=r.getBucket(n);if(!o)continue;let s=n.paint.get(`circle-translate`),l=n.paint.get(`circle-translate-anchor`),u=hn(d,r,s,l),p=o.programConfigurations.get(n.id),m=e.useProgram(`circle`,p),h=o.layoutVertexBuffer,v=o.indexBuffer,y=rf(i,a),b={programConfiguration:p,program:m,layoutVertexBuffer:h,indexBuffer:v,uniformValues:_u(e,r,n,u,_),terrainData:y,projectionData:nf(i,a)};if(c){let e=o.segments.get();for(let t of e)g.push({segments:new f([t]),sortKey:t.sortKey,state:b})}else g.push({segments:o.segments,sortKey:0,state:b})}c&&g.sort((e,t)=>e.sortKey-t.sortKey);for(let t of 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f=d.programConfigurations.get(n.id),p=e.useProgram(`heatmap`,f),m=nf(i,u,{applyTerrainMatrix:!1}),h=s.getCircleRadiusCorrection();p.draw(a,o.TRIANGLES,Z.disabled,c,l,$.backCCW,Su(r,s.zoom,n.paint.get(`heatmap-intensity`),h),null,m,n.id,d.layoutVertexBuffer,d.indexBuffer,d.segments,n.paint,s.zoom,f)}a.viewport.set([0,0,e.width,e.height])}function bf(e,t){let n=e.context,r=n.gl;n.setColorMode(e.colorModeForRenderPass());let i=t.heatmapFbos.get(_);i&&(n.activeTexture.set(r.TEXTURE0),r.bindTexture(r.TEXTURE_2D,i.colorAttachment.get()),n.activeTexture.set(r.TEXTURE1),Tf(n,t).bind(r.LINEAR,r.CLAMP_TO_EDGE),e.useProgram(`heatmapTexture`).draw(n,r.TRIANGLES,Z.disabled,Q.disabled,e.colorModeForRenderPass(),$.disabled,Cu(e,t,0,1),null,null,t.id,e.viewportBuffer,e.quadTriangleIndexBuffer,e.viewportSegments,t.paint,e.transform.zoom))}function xf(e,t,n,r,i){let a=e.context,o=a.gl,s=Q.disabled,c=new Xd([o.ONE,o.ONE],z.transparent,[!0,!0,!0,!0]),l=t.getBucket(n);if(!l)return;let u=r.key,d=n.heatmapFbos.get(u);d||(d=wf(a,t.tileSize,t.tileSize),n.heatmapFbos.set(u,d)),a.bindFramebuffer.set(d.framebuffer),a.viewport.set([0,0,t.tileSize,t.tileSize]),a.clear({color:z.transparent});let f=l.programConfigurations.get(n.id),p=e.useProgram(`heatmap`,f,!i.isRenderingGlobe),m=nf(i,t.tileID),h=rf(i,r);p.draw(a,o.TRIANGLES,Z.disabled,s,c,$.disabled,Su(t,e.transform.zoom,n.paint.get(`heatmap-intensity`),1),h,m,n.id,l.layoutVertexBuffer,l.indexBuffer,l.segments,n.paint,e.transform.zoom,f)}function Sf(e,t,n,r){let i=e.context,a=i.gl,o=e.transform;i.setColorMode(e.colorModeForRenderPass());let s=Tf(i,t),c=n.key,l=t.heatmapFbos.get(c);if(!l)return;i.activeTexture.set(a.TEXTURE0),a.bindTexture(a.TEXTURE_2D,l.colorAttachment.get()),i.activeTexture.set(a.TEXTURE1),s.bind(a.LINEAR,a.CLAMP_TO_EDGE);let u=nf(r,n,{applyTerrainMatrix:r.isRenderingGlobe});e.useProgram(`heatmapTexture`).draw(i,a.TRIANGLES,Z.disabled,Q.disabled,e.colorModeForRenderPass(),$.disabled,Cu(e,t,0,1),null,u,t.id,e.rasterBoundsBuffer,e.quadTriangleIndexBuffer,e.rasterBoundsSegments,t.paint,o.zoom),l.destroy(),t.heatmapFbos.delete(c)}function Cf(e,t,n){let r=e.gl;e.activeTexture.set(r.TEXTURE1),e.viewport.set([0,0,t.width/4,t.height/4]);let i=n.heatmapFbos.get(_);i?(r.bindTexture(r.TEXTURE_2D,i.colorAttachment.get()),e.bindFramebuffer.set(i.framebuffer)):(i=wf(e,t.width/4,t.height/4),n.heatmapFbos.set(_,i))}function wf(e,t,n){let r=e.gl,i=r.createTexture();r.bindTexture(r.TEXTURE_2D,i),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.LINEAR),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.LINEAR),r.texStorage2D(r.TEXTURE_2D,1,r.RGBA16F,t,n);let a=e.createFramebuffer(t,n,!1,!1);return a.colorAttachment.set(i),a}function Tf(e,t){return t.colorRampTexture||=new xr(e,t.colorRamp,e.gl.RGBA),t.colorRampTexture}function Ef(e,t,n){let r=e.context,i=r.bindFramebuffer.get(),a=r.viewport.get(),[,,o,s]=a;return Df(e,o,s),r.viewport.set([0,0,o,s]),r.clear({color:z.transparent,depth:1,stencil:0}),e.currentStencilSource=void 0,e.renderTileClippingMasks(t,n),{compositeTarget:i,compositeViewport:a}}function Df(e,t,n){let r=e.context.gl;if(!e.layerOpacityFbo){let i=e.context.createFramebuffer(t,n,!0,!0),a=r.createTexture();r.bindTexture(r.TEXTURE_2D,a),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.LINEAR),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.LINEAR),r.texImage2D(r.TEXTURE_2D,0,r.RGBA,t,n,0,r.RGBA,r.UNSIGNED_BYTE,null),i.colorAttachment.set(a),i.depthAttachment.set(e.context.createRenderbuffer(r.DEPTH_STENCIL,t,n)),e.layerOpacityFbo=i,e.context.bindFramebuffer.set(e.layerOpacityFbo.framebuffer);return}if(e.layerOpacityFbo.width===t&&e.layerOpacityFbo.height===n){e.context.bindFramebuffer.set(e.layerOpacityFbo.framebuffer);return}let i=e.layerOpacityFbo;r.bindTexture(r.TEXTURE_2D,i.colorAttachment.get()),r.texImage2D(r.TEXTURE_2D,0,r.RGBA,t,n,0,r.RGBA,r.UNSIGNED_BYTE,null),e.context.bindRenderbuffer.set(i.depthAttachment.get()),r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_STENCIL,t,n),e.context.bindRenderbuffer.set(null),i.width=t,i.height=n,e.context.bindFramebuffer.set(i.framebuffer)}function Of(e,t,n,r){let i=e.context,a=i.gl;i.bindFramebuffer.set(n.compositeTarget),i.viewport.set(n.compositeViewport),i.activeTexture.set(a.TEXTURE0),a.bindTexture(a.TEXTURE_2D,e.layerOpacityFbo.colorAttachment.get()),e.useProgram(`layerOpacity`).draw(i,a.TRIANGLES,Z.disabled,Q.disabled,e.colorModeForRenderPass(),$.disabled,Wu(t,0),null,null,r.id,e.viewportBuffer,e.quadTriangleIndexBuffer,e.viewportSegments,r.paint,e.transform.zoom),e.currentStencilSource=void 0}function kf(e,t,n,r,i,a,o,s){let c=256;if(i.stepInterpolant){let r=t.getSource().maxzoom,i=o.canonical.z===r?Math.ceil(1<e.options.anisotropicFilterPitch&&m.texParameterf(m.TEXTURE_2D,p.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,p.extTextureFilterAnisotropicMax);let k=rf(u,C),A=nf(u,C,{aligned:v}),j=Wa(D,E,O.fadeMix,n,s,c),M=d??g.getMeshFromTileID(p,C.canonical,a,o,`raster`),ee=i?i[C.overscaledZ]:Q.disabled;h.draw(p,m.TRIANGLES,r,ee,_,l?$.frontCCW:$.backCCW,j,k,A,n.id,M.vertexBuffer,M.indexBuffer,M.segments)}}function Qf(e,t,n,r){let i={parentTile:null,parentScaleBy:1,parentTopLeft:[0,0],fadeValues:{tileOpacity:1,parentTileOpacity:1,fadeMix:{opacity:1,mix:0}}};if(n===0||r)return i;if(e.fadingParentID){let r=t.getLoadedTile(e.fadingParentID);if(!r)return i;let a=2**(r.tileID.overscaledZ-e.tileID.overscaledZ);return{parentTile:r,parentScaleBy:a,parentTopLeft:[e.tileID.canonical.x*a%1,e.tileID.canonical.y*a%1],fadeValues:$f(e,r,n)}}return e.selfFading?{parentTile:null,parentScaleBy:1,parentTopLeft:[0,0],fadeValues:ep(e,n)}:i}function $f(e,t,n){let r=W(),i=(r-e.timeAdded)/n,a=(r-t.timeAdded)/n,o=e.fadingDirection===1,s=u(i,0,1),c=u(1-a,0,1),l=o?s:c;return{tileOpacity:l,parentTileOpacity:o?c:s,fadeMix:{opacity:1,mix:1-l}}}function ep(e,t){let n=(W()-e.timeAdded)/t,r=u(n,0,1);return{tileOpacity:r,fadeMix:{opacity:r,mix:0}}}function tp(e,t,n,r,i){let a=n.paint.get(`background-color`),o=n.paint.get(`background-opacity`);if(o===0)return;let s=e.context,c=s.gl,l=e.style.projection,u=e.transform,d=u.tileSize,f=n.paint.get(`background-pattern`);if(e.isPatternMissing(f))return;let p=!f&&a.a===1&&o===1&&e.opaquePassEnabledForLayer()?`opaque`:`translucent`;if(i.currentPass!==p)return;let m=Q.disabled,h=e.getDepthModeForSublayer(0,p===`opaque`?Z.ReadWrite:Z.ReadOnly),g=e.colorModeForRenderPass(),_=e.useProgram(f?`backgroundPattern`:`background`),v=r||Fo(u,{tileSize:d,terrain:e.style.map.terrain});f&&(s.activeTexture.set(c.TEXTURE0),e.patternAtlas.bind(e.context));let y=n.getCrossfadeParameters();for(let t of v){let r=nf(i,t),u=f?ed(o,e,f,{tileID:t,tileSize:d},y):$u(o,a),p=rf(i,t),v=l.getMeshFromTileID(s,t.canonical,!1,!0,`raster`);_.draw(s,c.TRIANGLES,h,m,g,$.backCCW,u,p,r,n.id,v.vertexBuffer,v.indexBuffer,v.segments)}}const np=new z(1,0,0,1),rp=new z(0,1,0,1),ip=new z(0,0,1,1),ap=new z(1,0,1,1),op=new z(0,1,1,1);function sp(e){let t=e.transform.padding;lp(e,e.transform.height-(t.top||0),3,np),lp(e,t.bottom||0,3,rp),up(e,t.left||0,3,ip),up(e,e.transform.width-(t.right||0),3,ap);let n=e.transform.centerPoint;cp(e,n.x,e.transform.height-n.y,op)}function cp(e,t,n,r){dp(e,t-1,n-10,2,20,r),dp(e,t-10,n-1,20,2,r)}function lp(e,t,n,r){dp(e,0,t+n/2,e.transform.width,n,r)}function up(e,t,n,r){dp(e,t-n/2,0,n,e.transform.height,r)}function dp(e,t,n,r,i,a){let o=e.context,s=o.gl;s.enable(s.SCISSOR_TEST),s.scissor(t*e.pixelRatio,n*e.pixelRatio,r*e.pixelRatio,i*e.pixelRatio),o.clear({color:a}),s.disable(s.SCISSOR_TEST)}function fp(e,t,n,r){for(let i of n)pp(e,t,i,r)}function pp(e,t,n,r){let i=e.context,a=i.gl,o=e.useProgram(`debug`),s=Z.disabled,c=Q.disabled,l=e.colorModeForRenderPass(),u=`$debug`,d=rf(r,n);i.activeTexture.set(a.TEXTURE0);let f=t.getTileByID(n.key).latestRawTileData?.byteLength||0,p=Math.floor(f/1024),m=t.getTile(n).tileSize,h=512/Math.min(m,512)*(n.overscaledZ/e.transform.zoom)*.5,g=n.canonical.toString();n.overscaledZ!==n.canonical.z&&(g+=` => ${n.overscaledZ}`),mp(e,`${g} ${p}kB`);let _=nf(r,n);o.draw(i,a.TRIANGLES,s,c,Xd.alphaBlended,$.disabled,yu(z.transparent,h),null,_,u,e.debugBuffer,e.quadTriangleIndexBuffer,e.debugSegments),o.draw(i,a.LINE_STRIP,s,c,l,$.disabled,yu(z.red),d,_,u,e.debugBuffer,e.tileBorderIndexBuffer,e.debugSegments)}function mp(e,t){e.initDebugOverlayCanvas();let n=e.debugOverlayCanvas,r=e.context.gl,i=e.debugOverlayCanvas.getContext(`2d`);i.clearRect(0,0,n.width,n.height),i.shadowColor=`white`,i.shadowBlur=2,i.lineWidth=1.5,i.strokeStyle=`white`,i.textBaseline=`top`,i.font=`bold 36px Open Sans, 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t=d===`3d`?e.getDepthModeFor3D():e.getDepthModeForSublayer(0,Z.ReadOnly);a.setDepthMode(t),o.render(a.gl,u),a.setDirty(),e.setBaseState(),a.bindFramebuffer.set(null)}}function _p(e,t){let n=e.context,r=n.gl,i=e.transform,a=Xd.unblended,o=new Z(r.LEQUAL,Z.ReadWrite,[0,1]),s=t.tileManager.getRenderableTiles(),c=e.useProgram(`terrainDepth`);n.bindFramebuffer.set(t.getFramebuffer().framebuffer),n.viewport.set([0,0,e.width/devicePixelRatio,e.height/devicePixelRatio]),n.clear({color:z.white,depth:1});for(let e of s){let s=t.getTerrainMesh(e.tileID),l=t.getTerrainData(e.tileID),u=i.getProjectionData({overscaledTileID:e.tileID,applyTerrainMatrix:!1,applyGlobeMatrix:!0}),d=Il(t.getSkirtLength(i.zoom));c.draw(n,r.TRIANGLES,o,Q.disabled,a,$.backCCW,d,l,u,`terrain`,s.vertexBuffer,s.indexBuffer,s.segments)}n.bindFramebuffer.set(null),n.viewport.set([0,0,e.width,e.height])}function vp(e,t,n,r){let{isRenderingGlobe:i}=r,a=e.context,o=a.gl,s=e.transform,c=e.colorModeForRenderPass(),l=e.getDepthModeFor3D(),u=e.useProgram(`terrain`);a.bindFramebuffer.set(null),a.viewport.set([0,0,e.width,e.height]);for(let d of n){let n=t.getTerrainMesh(d.tileID),f=e.renderToTexture.getTexture(d),p=t.getTerrainData(d.tileID);a.activeTexture.set(o.TEXTURE0),f.bind(o.LINEAR,o.CLAMP_TO_EDGE,o.LINEAR_MIPMAP_LINEAR);let m=t.getSkirtLength(s.zoom),h=s.calculateFogMatrix(d.tileID.toUnwrapped()),g=Fl(m,h,e.style.sky,s.pitch,i),_=nf(r,d.tileID,{applyTerrainMatrix:!1});u.draw(a,o.TRIANGLES,l,Q.disabled,c,$.backCCW,g,p,_,`terrain`,n.vertexBuffer,n.indexBuffer,n.segments)}}function yp(e,t){if(!t.mesh){let n=new te;n.emplaceBack(-1,-1),n.emplaceBack(1,-1),n.emplaceBack(1,1),n.emplaceBack(-1,1);let r=new pe;r.emplaceBack(0,1,2),r.emplaceBack(0,2,3),t.mesh=new Ja(e.createVertexBuffer(n,Ya.members),e.createIndexBuffer(r),f.simpleSegment(0,0,n.length,r.length))}return t.mesh}function bp(e,t){let n=e.context,r=n.gl,i=id(t,e.transform,e.pixelRatio),a=new Z(r.LEQUAL,Z.ReadWrite,[0,1]),o=Q.disabled,s=e.colorModeForRenderPass(),c=e.useProgram(`sky`),l=yp(n,t);c.draw(n,r.TRIANGLES,a,o,s,$.disabled,i,null,void 0,`sky`,l.vertexBuffer,l.indexBuffer,l.segments)}function xp(e,t){let n=e.getCartesianPosition();Un(n,n);let r=Ge(/* @__PURE__ */ new Float64Array(16));return e.properties.get(`anchor`)===`map`&&(_n(r,r,t.rollInRadians),v(r,r,-t.pitchInRadians),_n(r,r,t.bearingInRadians),v(r,r,t.center.lat*Math.PI/180),Oe(r,r,-t.center.lng*Math.PI/180)),Fn(n,n,r),n}function Sp(e,t,n){let r=e.context,i=r.gl,a=e.useProgram(`atmosphere`),o=new Z(i.LEQUAL,Z.ReadOnly,[0,1]),s=e.transform,c=xp(n,e.transform),l=s.getProjectionData({overscaledTileID:null,applyGlobeMatrix:!0,applyTerrainMatrix:!0}),u=qc(s.worldSize,s.center.lat),d=Jc(s),f=dl(kn(d)-u,u),p=t.properties.get(`atmosphere-blend`)*l.projectionTransition*f;if(p===0)return;let m=nd(c,p,d,u,s.inverseProjectionMatrix),h=yp(r,t);a.draw(r,i.TRIANGLES,o,Q.disabled,Xd.alphaBlended,$.disabled,m,null,null,`atmosphere`,h.vertexBuffer,h.indexBuffer,h.segments)}const Cp={symbol:lf,circle:_f,heatmap:vf,line:Pf,fill:Lf,fillExtrusion:Vf,hillshade:Uf,colorRelief:Kf,raster:Xf,background:tp,sky:bp,atmosphere:Sp,custom:gp,debug:fp,debugPadding:sp,terrainDepth:_p};var wp=class e{constructor(e,t){this.drawFunctions=Cp,this.context=new Zd(e),this.transform=t,this.layerOpacityFbo=null,this._tileTextures={},this._rttObjectRecyclePool=[],this._rttSharedFbo=null,this.terrainFacilitator={depthDirty:!0,matrix:Ge(/* @__PURE__ */ new Float64Array(16)),renderTime:0},this.setup(),this.numSublayers=Ko.maxOverzooming+Ko.maxUnderzooming+1,this.depthEpsilon=1/2**16,this.crossTileSymbolIndex=new ec}resize(e,t,n){if(this.width=Math.round(e*n),this.height=Math.round(t*n),this.pixelRatio=n,this.context.viewport.set([0,0,this.width,this.height]),this.style)for(let e of this.style._order)this.style._layers[e].resize()}setup(){let e=this.context,t=new te;t.emplaceBack(0,0),t.emplaceBack(P,0),t.emplaceBack(0,P),t.emplaceBack(P,P),this.tileExtentBuffer=e.createVertexBuffer(t,Ya.members),this.tileExtentSegments=f.simpleSegment(0,0,4,2);let n=new te;n.emplaceBack(0,0),n.emplaceBack(P,0),n.emplaceBack(0,P),n.emplaceBack(P,P),this.debugBuffer=e.createVertexBuffer(n,Ya.members),this.debugSegments=f.simpleSegment(0,0,4,5);let r=new Hn;r.emplaceBack(0,0,0,0),r.emplaceBack(P,0,P,0),r.emplaceBack(0,P,0,P),r.emplaceBack(P,P,P,P),this.rasterBoundsBuffer=e.createVertexBuffer(r,Al.members),this.rasterBoundsSegments=f.simpleSegment(0,0,4,2);let i=new te;i.emplaceBack(0,0),i.emplaceBack(P,0),i.emplaceBack(0,P),i.emplaceBack(P,P),this.rasterBoundsBufferPosOnly=e.createVertexBuffer(i,Ya.members),this.rasterBoundsSegmentsPosOnly=f.simpleSegment(0,0,4,5);let a=new te;a.emplaceBack(0,0),a.emplaceBack(1,0),a.emplaceBack(0,1),a.emplaceBack(1,1),this.viewportBuffer=e.createVertexBuffer(a,Ya.members),this.viewportSegments=f.simpleSegment(0,0,4,2);let o=new rt;o.emplaceBack(0),o.emplaceBack(1),o.emplaceBack(3),o.emplaceBack(2),o.emplaceBack(0),this.tileBorderIndexBuffer=e.createIndexBuffer(o);let s=new pe;s.emplaceBack(1,0,2),s.emplaceBack(1,2,3),this.quadTriangleIndexBuffer=e.createIndexBuffer(s);let c=this.context.gl;this.stencilClearMode=new Q({func:c.ALWAYS,mask:0},0,255,c.ZERO,c.ZERO,c.ZERO),this.tileExtentMesh=new Ja(this.tileExtentBuffer,this.quadTriangleIndexBuffer,this.tileExtentSegments)}clearStencil(){let e=this.context,t=e.gl;this.nextStencilID=1,this.currentStencilSource=void 0;let n=cr();Xe(n,0,this.width,this.height,0,0,1),a(n,n,[t.drawingBufferWidth,t.drawingBufferHeight,0]);let r={mainMatrix:n,tileMercatorCoords:[0,0,1,1],clippingPlane:[0,0,0,0],projectionTransition:0,fallbackMatrix:n,clipAntimeridian:!1};this.useProgram(`clippingMask`,null,!0).draw(e,t.TRIANGLES,Z.disabled,this.stencilClearMode,Xd.disabled,$.disabled,null,null,r,`$clipping`,this.viewportBuffer,this.quadTriangleIndexBuffer,this.viewportSegments)}renderTileClippingMasks(e,t){if(this.currentStencilSource===e.source||!e.isTileClipped()||!t?.length)return;this.currentStencilSource=e.source,this.nextStencilID+t.length>256&&this.clearStencil();let n=this.context;n.setColorMode(Xd.disabled),n.setDepthMode(Z.disabled);let r={};for(let e of t)r[e.key]=this.nextStencilID++;this.style.projection.useSubdivision&&this._renderTileMasks(r,t,!0),this._renderTileMasks(r,t,!1),this._tileClippingMaskIDs=r}_renderTileMasks(e,t,n){let r=this.context,i=r.gl,a=this.style.projection,o=this.renderContext,s=this.useProgram(`clippingMask`);for(let c of t){let t=e[c.key],l=rf(o,c),u=a.getMeshFromTileID(this.context,c.canonical,n,!0,`stencil`),d=nf(o,c);s.draw(r,i.TRIANGLES,Z.disabled,new Q({func:i.ALWAYS,mask:0},t,255,i.KEEP,i.KEEP,i.REPLACE),Xd.disabled,o.isRenderingToTexture?$.disabled:$.backCCW,null,l,d,`$clipping`,u.vertexBuffer,u.indexBuffer,u.segments)}}_renderTilesDepthBuffer(){let e=this.context,t=e.gl,n=this.style.projection,r=this.transform,i=this.useProgram(`depth`),a=this.getDepthModeFor3D(),o=Fo(r,{tileSize:r.tileSize});for(let r of o){let o=rf(this.renderContext,r),s=n.getMeshFromTileID(this.context,r.canonical,!0,!0,`raster`),c=nf(this.renderContext,r);i.draw(e,t.TRIANGLES,a,Q.disabled,Xd.disabled,$.backCCW,null,o,c,`$clipping`,s.vertexBuffer,s.indexBuffer,s.segments)}}stencilModeFor3D(){this.currentStencilSource=void 0,this.nextStencilID+1>256&&this.clearStencil();let e=this.nextStencilID++,t=this.context.gl;return new Q({func:t.NOTEQUAL,mask:255},e,255,t.KEEP,t.KEEP,t.REPLACE)}stencilModeForClipping(e){let t=this.context.gl;return new Q({func:t.EQUAL,mask:255},this._tileClippingMaskIDs[e.key],0,t.KEEP,t.KEEP,t.REPLACE)}getStencilConfigForOverlapAndUpdateStencilID(e){let t=this.context.gl,n=e.sort((e,t)=>t.overscaledZ-e.overscaledZ),r=n[n.length-1].overscaledZ,i=n[0].overscaledZ-r+1;if(i>1){this.currentStencilSource=void 0,this.nextStencilID+i>256&&this.clearStencil();let e={};for(let n=0;nt.overscaledZ-e.overscaledZ),r=n[n.length-1].overscaledZ,i=n[0].overscaledZ-r+1;if(this.clearStencil(),i>1){let e={},a={};for(let n=0;n=0;n.currentLayer--){let e=this.style._layers[r[n.currentLayer]];if(e.isHidden(this.transform.zoom))continue;let t=i[e.source],o=a[e.source];this.renderTileClippingMasks(e,o),this.renderLayer(this,t,e,o,n)}n.currentPass=`translucent`;let c=!1;for(n.currentLayer=0;n.currentLayer0?t.pop():null}acquireRTT(e){let t=this.context.gl,n=this._rttObjectRecyclePool.pop();if(n)return n.size!==e&&(n.texture.update({width:e,height:e,data:null},{premultiply:!1,useMipmap:!0}),n.texture.bind(t.LINEAR,t.CLAMP_TO_EDGE,t.LINEAR_MIPMAP_LINEAR),this.context.extTextureFilterAnisotropic&&t.texParameterf(t.TEXTURE_2D,this.context.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,this.context.extTextureFilterAnisotropicMax),n.size=e),n;let r=new xr(this.context,{width:e,height:e,data:null},t.RGBA,{premultiply:!1,useMipmap:!0});return r.bind(t.LINEAR,t.CLAMP_TO_EDGE,t.LINEAR_MIPMAP_LINEAR),this.context.extTextureFilterAnisotropic&&t.texParameterf(t.TEXTURE_2D,this.context.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,this.context.extTextureFilterAnisotropicMax),{texture:r,size:e}}bindRTT(e){let t=this.context.gl,n=e.size;if(!this._rttSharedFbo){let e=this.context.createFramebuffer(n,n,!0,!0),r=this.context.createRenderbuffer(t.DEPTH_STENCIL,n,n);e.depthAttachment.set(r),this._rttSharedFbo={fbo:e,depthRenderbuffer:r,size:n}}this._rttSharedFbo.size!==n&&(this.context.bindRenderbuffer.set(this._rttSharedFbo.depthRenderbuffer),t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_STENCIL,n,n),this.context.bindRenderbuffer.set(null),this._rttSharedFbo.fbo.width=n,this._rttSharedFbo.fbo.height=n,this._rttSharedFbo.size=n),this._rttSharedFbo.fbo.colorAttachment.set(e.texture.texture),this.context.bindFramebuffer.set(this._rttSharedFbo.fbo.framebuffer)}releaseRTT(e){this._rttObjectRecyclePool.push(e)}clearRTTPool(){for(let e of this._rttObjectRecyclePool)e.texture.destroy();this._rttObjectRecyclePool.length=0}destroyRTTResources(){if(this.clearRTTPool(),!this._rttSharedFbo)return;this._rttSharedFbo.fbo.colorAttachment.set(null),this._rttSharedFbo.fbo.depthAttachment.set(null);let e=this.context.gl;e.deleteRenderbuffer(this._rttSharedFbo.depthRenderbuffer),e.deleteFramebuffer(this._rttSharedFbo.fbo.framebuffer),this._rttSharedFbo=null}isPatternMissing(e){if(!e)return!1;if(!e.from||!e.to)return!0;let t=this.patternAtlas.getPattern(e.from.toString()),n=this.patternAtlas.getPattern(e.to.toString());return!t||!n}useProgram(e,t,n=!1,r=[]){this.cache||={};let i=!!this.style.map.terrain,a=this.style.projection,o=n?uc.projectionMercator:a.shaderPreludeCode,s=n?dc:a.shaderDefine,c=`/${n?fc:a.shaderVariantName}`,l=t?t.cacheKey:``,u=this._showOverdrawInspector?`/overdraw`:``,d=i?`/terrain`:``,f=r?`/${r.join(`/`)}`:``,p=e+l+c+u+d+f;return this.cache[p]||=new tu(this.context,uc[e],t,od[e],this._showOverdrawInspector,i,o,s,r),this.cache[p]}setCustomLayerDefaults(){this.context.setCustomLayerDefaults()}setBaseState(){let e=this.context.gl;this.context.cullFace.set(!1),this.context.viewport.set([0,0,this.width,this.height]),this.context.blendEquation.set(e.FUNC_ADD)}initDebugOverlayCanvas(){if(this.debugOverlayCanvas==null){this.debugOverlayCanvas=document.createElement(`canvas`),this.debugOverlayCanvas.width=512,this.debugOverlayCanvas.height=512;let e=this.context.gl;this.debugOverlayTexture=new xr(this.context,this.debugOverlayCanvas,e.RGBA)}}destroy(){if(this._tileTextures){for(let e in this._tileTextures){let t=this._tileTextures[e];if(t)for(let e of t)e.destroy()}this._tileTextures={}}if(this.destroyRTTResources(),this.layerOpacityFbo?.destroy(),this.layerOpacityFbo=null,this.tileExtentBuffer&&this.tileExtentBuffer.destroy(),this.debugBuffer&&this.debugBuffer.destroy(),this.rasterBoundsBuffer&&this.rasterBoundsBuffer.destroy(),this.rasterBoundsBufferPosOnly&&this.rasterBoundsBufferPosOnly.destroy(),this.viewportBuffer&&this.viewportBuffer.destroy(),this.tileBorderIndexBuffer&&this.tileBorderIndexBuffer.destroy(),this.quadTriangleIndexBuffer&&this.quadTriangleIndexBuffer.destroy(),this.tileExtentMesh&&this.tileExtentMesh.vertexBuffer?.destroy(),this.tileExtentMesh&&this.tileExtentMesh.indexBuffer?.destroy(),this.debugOverlayTexture&&this.debugOverlayTexture.destroy(),Jl(this.context),this.context.terrainUniformBuffer.destroy(),this.context.frameUniformBuffer.destroy(),this.cache){for(let e in this.cache){let t=this.cache[e];t?.program&&this.context.gl.deleteProgram(t.program)}this.cache={}}this.context&&this.context.setDefault()}overLimit(){let{drawingBufferWidth:e,drawingBufferHeight:t}=this.context.gl;return this.width!==e||this.height!==t}},Tp=class extends Error{constructor(e,t){super(`WebGL2 is required to display this map. We are sorry, but it seems that your browser does not support WebGL2, a technology for rendering 3D graphics on the web. 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e=window.location.href.replace(/(#.*)?$/,this.getHashString());window.history.replaceState(window.history.state,null,e)},this._removeHash=()=>{let e=this._getHashParams();if(this._hashName)e.delete(this._hashName);else{let t=Array.from(e.keys());t.length>0&&e.delete(t[0])}let t=decodeURIComponent(e.toString()).replace(/=&/g,`&`).replace(/=$/g,``),n=t?`#${t}`:``,r=window.location.href.replace(/(#.+)?$/,n);r=r.replace(`&&`,`&`),window.history.replaceState(window.history.state,null,r)},this._updateHash=Ep(this._updateHashUnthrottled,300),this._hashName=e&&encodeURIComponent(e)}addTo(e){return this._map=e,addEventListener(`hashchange`,this._onHashChange,!1),this._map.on(`moveend`,this._updateHash),this}remove(){return removeEventListener(`hashchange`,this._onHashChange,!1),this._map.off(`moveend`,this._updateHash),clearTimeout(this._updateHash()),this._removeHash(),delete this._map,this}getHashString(e){let t=this._map.getCenter(),n=Math.round(this._map.getZoom()*100)/100,r=10**Math.ceil((n*Math.LN2+Math.log(512/360/.5))/Math.LN10),i=Math.round(t.lng*r)/r,a=Math.round(t.lat*r)/r,o=this._map.getBearing(),s=this._map.getPitch(),c=``;if(c+=e?`/${i}/${a}/${n}`:`${n}/${a}/${i}`,(o||s)&&(c+=`/${Math.round(o*10)/10}`),s&&(c+=`/${Math.round(s)}`),this._hashName){let e=this._getHashParams();return e.set(this._hashName,c),`#${decodeURIComponent(e.toString()).replace(/=&/g,`&`).replace(/=$/g,``)}`}return`#${c}`}_isValidHash(e){if(e.length<3||e.some(e=>isNaN(+e)))return!1;try{new H(+e[2],+e[1])}catch{return!1}let t=+e[0],n=+(e[3]||0),r=+(e[4]||0);return t>=this._map.getMinZoom()&&t<=this._map.getMaxZoom()&&n>=-180&&n<=180&&r>=this._map.getMinPitch()&&r<=this._map.getMaxPitch()}};const Op={linearity:.3,easing:Dr(0,0,.3,1)},kp=R({deceleration:2500,maxSpeed:1400},Op),Ap=R({deceleration:20,maxSpeed:1400},Op),jp=R({deceleration:1e3,maxSpeed:360},Op),Mp=R({deceleration:1e3,maxSpeed:90},Op),Np=R({deceleration:1e3,maxSpeed:360},Op);var Pp=class{constructor(e){this._map=e,this.clear()}clear(){this._inertiaBuffer=[]}record(e){this._drainInertiaBuffer(),this._inertiaBuffer.push({time:W(),settings:e})}_drainInertiaBuffer(){let e=this._inertiaBuffer,t=W();for(;e.length>0&&t-e[0].time>160;)e.shift()}_getVelocityEntries(){let e=this._inertiaBuffer,t=W()-60,n=Math.max(0,e.length-2);for(;n>0&&e[n-1].time>=t;)n--;return e.slice(n)}_onMoveEnd(e){this._drainInertiaBuffer();let n=this._getVelocityEntries();if(n.length<2){this.clear();return}let r={zoom:0,bearing:0,pitch:0,roll:0,pan:new N(0,0),pinchAround:void 0,around:void 0};for(let{settings:e}of n)e.around&&(r.around=e.around),e.pinchAround&&(r.pinchAround=e.pinchAround);for(let{settings:e}of n.slice(1))r.zoom+=e.zoomDelta||0,r.bearing+=e.bearingDelta||0,r.pitch+=e.pitchDelta||0,r.roll+=e.rollDelta||0,e.panDelta&&r.pan._add(e.panDelta);if(!r.pan.mag()&&!r.zoom&&!r.bearing&&!r.pitch&&!r.roll){this.clear();return}let i=W()-n[0].time,a={};if(r.pan.mag()){let t=Ip(r.pan.mag(),i,R({},kp,e||{})),n=r.pan.mult(t.amount/r.pan.mag()),o=this._map._camera.cameraHelper.handlePanInertia(n,this._map._camera.transform);a.center=o.easingCenter,a.offset=o.easingOffset,Fp(a,t)}if(r.zoom){let e=Ip(r.zoom,i,Ap);a.zoom=t(this._map.getZoom()+e.amount,this._map.getZoomSnap(),e.amount),Fp(a,e)}if(r.bearing){let e=Ip(r.bearing,i,jp);a.bearing=this._map.getBearing()+u(e.amount,-179,179),Fp(a,e)}if(r.pitch){let e=Ip(r.pitch,i,Mp);a.pitch=this._map.getPitch()+e.amount,Fp(a,e)}if(r.roll){let e=Ip(r.roll,i,Np);a.roll=this._map.getRoll()+u(e.amount,-179,179),Fp(a,e)}if(a.zoom||a.bearing){let e=r.pinchAround===void 0?r.around:r.pinchAround;a.around=e?this._map.unproject(e):this._map.getCenter()}return this.clear(),R(a,{noMoveStart:!0})}};function Fp(e,t){(!e.duration||e.duration=this._clickTolerance||this._map.fire(new ei(e.type,this._map,e))}dblclick(e){return this._firePreventable(new ei(e.type,this._map,e))}mouseover(e){this._map.fire(new ei(e.type,this._map,e))}mouseout(e){this._map.fire(new ei(e.type,this._map,e))}touchstart(e){return this._firePreventable(new ti(e.type,this._map,e))}touchmove(e){this._map.fire(new ti(e.type,this._map,e))}touchend(e){this._map.fire(new ti(e.type,this._map,e))}touchcancel(e){this._map.fire(new ti(e.type,this._map,e))}_firePreventable(e){if(this._map.fire(e),e.defaultPrevented)return{}}isEnabled(){return!0}isActive(){return!1}enable(){}disable(){}},Rp=class{constructor(e,t){this._map=e,this._clickTolerance=t.clickTolerance}reset(){this._delayContextMenu=!1,this._ignoreContextMenu=!0,delete this._contextMenuEvent,this._clearLongPress(),this._touchActive=!1}mousemove(e){this._map.fire(new ei(e.type,this._map,e))}mousedown(){this._delayContextMenu=!0,this._ignoreContextMenu=!1}mouseup(){this._delayContextMenu=!1,this._contextMenuEvent&&(this._map.fire(new ei(`contextmenu`,this._map,this._contextMenuEvent)),delete this._contextMenuEvent)}touchstart(e,t,n){if(this._clearLongPress(),this._touchActive=n.length>0,n.length!==1)return;this._longPressStart=t[0];let r=n[0];this._longPressTimer=setTimeout(()=>{this._longPressTimer=void 0;let e=new MouseEvent(`contextmenu`,{clientX:r.clientX,clientY:r.clientY,button:2,bubbles:!0,cancelable:!0});this._map.fire(new ei(`contextmenu`,this._map,e))},500)}touchmove(e,t,n){this._longPressTimer&&(n.length!==1||!this._longPressStart||t[0].dist(this._longPressStart)>this._clickTolerance)&&this._clearLongPress()}touchend(){this._touchActive=!1,this._clearLongPress()}touchcancel(){this._touchActive=!1,this._clearLongPress()}_clearLongPress(){this._longPressTimer&&=(clearTimeout(this._longPressTimer),void 0),this._longPressStart=void 0}contextmenu(e){if(this._touchActive){e.preventDefault();return}this._delayContextMenu?this._contextMenuEvent=e:this._ignoreContextMenu||this._map.fire(new ei(e.type,this._map,e)),this._map.listens(`contextmenu`)&&e.preventDefault()}isEnabled(){return!0}isActive(){return!1}enable(){}disable(){}},zp=class{constructor(e,t,n){this._map=e,this._tr=n,this._el=e.getCanvasContainer(),this._container=e.getContainer(),this._clickTolerance=t.clickTolerance||1,t.boxZoom&&typeof t.boxZoom==`object`&&(this._boxZoomEnd=t.boxZoom.boxZoomEnd)}isEnabled(){return!!this._enabled}isActive(){return!!this._active}enable(){this.isEnabled()||(this._enabled=!0)}disable(){this.isEnabled()&&(this._enabled=!1)}mousedown(e,t){this.isEnabled()&&e.shiftKey&&e.button===0&&(G.disableDrag(),this._startPos=this._lastPos=t,this._active=!0)}mousemoveWindow(e,t){if(!this._active)return;let n=t;if(this._lastPos.equals(n)||!this._box&&n.dist(this._startPos)e.fitScreenCoordinates(n,r,this._tr.bearing,{linear:!0})}}}keydown(e){this._active&&e.keyCode===27&&(this.reset(),this._fireEvent(`boxzoomcancel`,e))}reset(){this._active=!1,this._container.classList.remove(`maplibregl-crosshair`),this._box&&=(this._box.remove(),null),G.enableDrag(),delete this._startPos,delete this._lastPos}_fireEvent(e,t){return this._map.fire(new ri(e,{originalEvent:t}))}};function Bp(e,t){if(e.length!==t.length)throw Error(`The number of touches and points are not equal - touches ${e.length}, points ${t.length}`);let n={};for(let r=0;rthis.numTouches)&&(this.aborted=!0),!this.aborted&&(this.startTime===void 0&&(this.startTime=e.timeStamp),n.length===this.numTouches&&(this.centroid=Vp(t),this.touches=Bp(n,t)))}touchmove(e,t,n){if(this.aborted||!this.centroid)return;let r=Bp(n,t);for(let e in this.touches){let t=this.touches[e],n=r[e];(!n||n.dist(t)>30)&&(this.aborted=!0)}}touchend(e,t,n){if((!this.centroid||e.timeStamp-this.startTime>500)&&(this.aborted=!0),n.length===0){let e=!this.aborted&&this.centroid;if(this.reset(),e)return e}}},Up=class{constructor(e){this.singleTap=new Hp(e),this.numTaps=e.numTaps,this.reset()}reset(){this.lastTime=1/0,delete this.lastTap,this.count=0,this.singleTap.reset()}touchstart(e,t,n){this.singleTap.touchstart(e,t,n)}touchmove(e,t,n){this.singleTap.touchmove(e,t,n)}touchend(e,t,n){let r=this.singleTap.touchend(e,t,n);if(r){let t=e.timeStamp-this.lastTime<500,n=!this.lastTap||this.lastTap.dist(r)<30;if((!t||!n)&&this.reset(),this.count++,this.lastTime=e.timeStamp,this.lastTap=r,this.count===this.numTaps)return this.reset(),r}}},Wp=class{constructor(e,t){this._tr=t,this._zoomIn=new Up({numTouches:1,numTaps:2}),this._zoomOut=new Up({numTouches:2,numTaps:1}),this.reset()}reset(){this._active=!1,this._zoomIn.reset(),this._zoomOut.reset()}touchstart(e,t,n){this._zoomIn.touchstart(e,t,n),this._zoomOut.touchstart(e,t,n)}touchmove(e,t,n){this._zoomIn.touchmove(e,t,n),this._zoomOut.touchmove(e,t,n)}touchend(e,n,r){let i=this._zoomIn.touchend(e,n,r),a=this._zoomOut.touchend(e,n,r),o=this._tr;if(i)return this._active=!0,e.preventDefault(),setTimeout(()=>this.reset(),0),{cameraAnimation:n=>n.easeTo({duration:300,zoom:t(o.zoom+1,n.getZoomSnap()),around:o.transform.isPointOnMapSurface(i)?o.unproject(i):void 0},{originalEvent:e})};if(a)return this._active=!0,e.preventDefault(),setTimeout(()=>this.reset(),0),{cameraAnimation:n=>n.easeTo({duration:300,zoom:t(o.zoom-1,n.getZoomSnap()),around:o.transform.isPointOnMapSurface(a)?o.unproject(a):void 0},{originalEvent:e})}}touchcancel(){this.reset()}enable(){this._enabled=!0}disable(){this._enabled=!1,this.reset()}isEnabled(){return this._enabled}isActive(){return this._active}},Gp=class{constructor(e){this._enabled=!!e.enable,this._moveStateManager=e.moveStateManager,this._clickTolerance=e.clickTolerance||1,this._moveFunction=e.move,this._activateOnStart=!!e.activateOnStart,e.assignEvents(this),this.reset()}reset(e){this._active=!1,this._moved=!1,delete this._lastPoint,this._moveStateManager.endMove(e)}_move(...e){let t=this._moveFunction(...e);if(t.bearingDelta||t.pitchDelta||t.rollDelta||t.around||t.panDelta)return this._active=!0,t}dragStart(e,t){this.isEnabled()&&!this._lastPoint&&this._moveStateManager.isValidStartEvent(e)&&(this._moveStateManager.startMove(e),this._lastPoint=Array.isArray(t)?t[0]:t,this._activateOnStart&&this._lastPoint&&(this._active=!0))}dragMove(e,t){if(!this.isEnabled())return;let n=this._lastPoint;if(!n)return;if(e.preventDefault(),!this._moveStateManager.isValidMoveEvent(e)){this.reset(e);return}let r=Array.isArray(t)?t[0]:t;if(!(!this._moved&&r.dist(n)!0}),t=new Yp){this.mouseMoveStateManager=e,this.oneFingerTouchMoveStateManager=t}_executeRelevantHandler(e,t,n){if(e instanceof MouseEvent)return t(e);if(typeof TouchEvent<`u`&&e instanceof TouchEvent)return n(e)}startMove(e){this._executeRelevantHandler(e,e=>{this.mouseMoveStateManager.startMove(e)},e=>{this.oneFingerTouchMoveStateManager.startMove(e)})}endMove(e){this._executeRelevantHandler(e,e=>{this.mouseMoveStateManager.endMove(e)},e=>{this.oneFingerTouchMoveStateManager.endMove(e)})}isValidStartEvent(e){return!!this._executeRelevantHandler(e,e=>this.mouseMoveStateManager.isValidStartEvent(e),e=>this.oneFingerTouchMoveStateManager.isValidStartEvent(e))}isValidMoveEvent(e){return!!this._executeRelevantHandler(e,e=>this.mouseMoveStateManager.isValidMoveEvent(e),e=>this.oneFingerTouchMoveStateManager.isValidMoveEvent(e))}isValidEndEvent(e){return!!this._executeRelevantHandler(e,e=>this.mouseMoveStateManager.isValidEndEvent(e),e=>this.oneFingerTouchMoveStateManager.isValidEndEvent(e))}};const Zp=e=>{e.mousedown=e.dragStart,e.mousemoveWindow=e.dragMove,e.mouseup=e.dragEnd,e.contextmenu=e=>{e.preventDefault()}};function Qp({enable:e,clickTolerance:t}){return new Gp({clickTolerance:t,move:(e,t)=>({around:t,panDelta:t.sub(e)}),activateOnStart:!0,moveStateManager:new Jp({checkCorrectEvent:e=>e.button===0&&!e.ctrlKey}),enable:e,assignEvents:Zp})}function $p({enable:e,clickTolerance:t,aroundCenter:n=!0,minPixelCenterThreshold:r=100,rotateSpeed:i=.8},a){return new Gp({clickTolerance:t,move:(e,t)=>{let o=a();if(n&&Math.abs(o.y-e.y)>r)return{bearingDelta:dn(new N(e.x,t.y),t,o)};let s=(t.x-e.x)*i;return n&&t.ye.button===0&&e.ctrlKey||e.button===2&&!e.ctrlKey}),enable:e,assignEvents:Zp})}function em({enable:e,clickTolerance:t,pitchSpeed:n=-.5}){return new Gp({clickTolerance:t,move:(e,t)=>({pitchDelta:(t.y-e.y)*n}),moveStateManager:new Jp({checkCorrectEvent:e=>e.button===0&&e.ctrlKey||e.button===2}),enable:e,assignEvents:Zp})}function tm({enable:e,clickTolerance:t,rollDegreesPerPixelMoved:n=.3},r){return new Gp({clickTolerance:t,move:(e,t)=>{let i=r(),a=(t.x-e.x)*n;return t.ye.button===2&&e.ctrlKey}),enable:e,assignEvents:Zp})}var nm=class{constructor(e,t){this._clickTolerance=e.clickTolerance||1,this._map=t,this.reset()}reset(){this._active=!1,this._touches={},this._sum=new N(0,0)}_shouldBePrevented(e){return e<(this._map.cooperativeGestures.isEnabled()?2:1)}touchstart(e,t,n){return this._calculateTransform(e,t,n)}touchmove(e,t,n){if(this._active){if(this._shouldBePrevented(n.length)){this._map.cooperativeGestures.notifyGestureBlocked(`touch_pan`,e);return}return e.preventDefault(),this._calculateTransform(e,t,n)}}touchend(e,t,n){this._calculateTransform(e,t,n),this._active&&this._shouldBePrevented(n.length)&&this.reset()}touchcancel(){this.reset()}_calculateTransform(e,t,n){n.length>0&&(this._active=!0);let r=Bp(n,t),i=new N(0,0),a=new N(0,0),o=0;for(let e in r){let t=r[e],n=this._touches[e];n&&(i._add(t),a._add(t.sub(n)),o++,r[e]=t)}if(this._touches=r,this._shouldBePrevented(o)||!a.mag())return;let s=a.div(o);if(this._sum._add(s),!(this._sum.mag()Math.abs(e.x)}var dm=class extends rm{constructor(e){super(),this._currentTouchCount=0,this._map=e}reset(){super.reset(),this._valid=void 0,delete this._firstMove,delete this._lastPoints}touchstart(e,t,n){super.touchstart(e,t,n),this._currentTouchCount=n.length}_start(e){this._lastPoints=e,um(e[0].sub(e[1]))&&(this._valid=!1)}_move(e,t,n){if(this._map.cooperativeGestures.isEnabled()&&this._currentTouchCount<3)return;let r=e[0].sub(this._lastPoints[0]),i=e[1].sub(this._lastPoints[1]);if(this._valid=this.gestureBeginsVertically(r,i,n.timeStamp),this._valid)return this._lastPoints=e,this._active=!0,{pitchDelta:(r.y+i.y)/2*-.5}}gestureBeginsVertically(e,t,n){if(this._valid!==void 0)return this._valid;let r=e.mag()>=2,i=t.mag()>=2;if(!r&&!i)return;if(!r||!i)return this._firstMove===void 0&&(this._firstMove=n),n-this._firstMove<100&&void 0;let a=e.y>0==t.y>0;return um(e)&&um(t)&&a}};const fm={panStep:100,bearingStep:15,pitchStep:10};var pm=class{constructor(e,t){this._tr=t;let n=fm;this._panStep=n.panStep,this._bearingStep=n.bearingStep,this._pitchStep=n.pitchStep,this._rotationDisabled=!1}reset(){this._active=!1}keydown(e){if(e.altKey||e.ctrlKey||e.metaKey)return;let n=0,r=0,i=0,a=0,o=0;switch(e.keyCode){case 61:case 107:case 171:case 187:n=1;break;case 189:case 109:case 173:n=-1;break;case 37:e.shiftKey?r=-1:(e.preventDefault(),a=-1);break;case 39:e.shiftKey?r=1:(e.preventDefault(),a=1);break;case 38:e.shiftKey?i=1:(e.preventDefault(),o=-1);break;case 40:e.shiftKey?i=-1:(e.preventDefault(),o=1);break;default:return}return this._rotationDisabled&&(r=0,i=0),{cameraAnimation:s=>{let c=this._tr;s.easeTo({duration:300,easeId:`keyboardHandler`,easing:mm,zoom:n?t(c.zoom+n*(e.shiftKey?2:1),s.getZoomSnap()):c.zoom,bearing:c.bearing+r*this._bearingStep,pitch:c.pitch+i*this._pitchStep,offset:[-a*this._panStep,-o*this._panStep],center:c.center},{originalEvent:e})}}}enable(){this._enabled=!0}disable(){this._enabled=!1,this.reset()}isEnabled(){return this._enabled}isActive(){return this._active}disableRotation(){this._rotationDisabled=!0}enableRotation(){this._rotationDisabled=!1}};function mm(e){return e*(2-e)}const hm=4.000244140625;var gm=class{constructor(e,t,n){this._onTimeout=e=>{this._type=`wheel`,this._delta-=this._lastValue,this._active||this._start(e)},this._map=e,this._tr=n,this._triggerRenderFrame=t,this._delta=0,this._defaultZoomRate=.01,this._wheelZoomRate=.0022222222222222222}setZoomRate(e){this._defaultZoomRate=e}setWheelZoomRate(e){this._wheelZoomRate=e}isEnabled(){return!!this._enabled}isActive(){return!!this._active||this._finishTimeout!==void 0}isZooming(){return!!this._zooming}enable(e){this.isEnabled()||(this._enabled=!0,this._aroundCenter=!!e&&e.around===`center`)}disable(){this.isEnabled()&&(this._enabled=!1)}_shouldBePrevented(e){return this._map.cooperativeGestures.isEnabled()?!(e.ctrlKey||this._map.cooperativeGestures.isBypassed(e)):!1}wheel(e){if(!this.isEnabled())return;if(this._shouldBePrevented(e)){this._map.cooperativeGestures.notifyGestureBlocked(`wheel_zoom`,e);return}let t=e.deltaMode===WheelEvent.DOM_DELTA_LINE?e.deltaY*40:e.deltaY,n=W(),r=n-(this._lastWheelEventTime||0);this._lastWheelEventTime=n,t!==0&&t%hm==0?this._type=`wheel`:t!==0&&Math.abs(t)<4?this._type=`trackpad`:r>400?(this._type=null,this._lastValue=t,this._timeout=setTimeout(this._onTimeout,40,e)):this._type||(this._type=Math.abs(r*t)<200?`trackpad`:`wheel`,this._timeout&&(clearTimeout(this._timeout),this._timeout=null,t+=this._lastValue)),e.shiftKey&&t&&(t/=4),this._type&&(this._lastWheelEvent=e,this._delta-=t,this._active||this._start(e)),e.preventDefault()}_start(e){if(!this._delta)return;this._needsRerender=!1,this._active=!0,this.isZooming()||(this._zooming=!0),this._finishTimeout&&(clearTimeout(this._finishTimeout),delete this._finishTimeout);let t=G.mousePos(this._map.getCanvas(),e),n=this._tr;this._aroundPoint=this._aroundCenter?n.transform.locationToScreenPoint(H.convert(n.center)):t,this._needsRerender||(this._needsRerender=!0,this._triggerRenderFrame())}renderFrame(){if(!this._needsRerender||(this._needsRerender=!1,!this.isActive()))return;let e=this._tr.transform;if(typeof this._lastExpectedZoom==`number`){let t=e.zoom-this._lastExpectedZoom;typeof this._startZoom==`number`&&(this._startZoom+=t),typeof this._targetZoom==`number`&&(this._targetZoom+=t)}if(this._delta!==0){let n=this._type===`wheel`&&Math.abs(this._delta)>hm?this._wheelZoomRate:this._defaultZoomRate,r=2/(1+Math.exp(-Math.abs(this._delta*n)));this._delta<0&&r!==0&&(r=1/r);let i=typeof this._targetZoom==`number`?A(this._targetZoom):e.scale,a=e.applyConstrain(e.getCameraLngLat(),b(i*r)).zoom,o=this._map.getZoomSnap();if(this._type===`wheel`&&o>0){let n=t(e.zoom,o);this._targetZoom=t(a,o,a-n)}else this._targetZoom=a;this._type===`wheel`&&(this._startZoom=e.zoom,this._easing=this._smoothOutEasing(200)),this._delta=0}let n=typeof this._targetZoom==`number`?this._targetZoom:e.zoom,r=this._startZoom,i=this._easing,a=!1,o;if(this._type===`wheel`&&r&&i){let e=W()-this._lastWheelEventTime,t=Math.min((e+5)/200,1),s=i(t);o=ir.number(r,n,s),t<1?this._needsRerender=!0:a=!0}else o=n,a=!0;return this._active=!0,a&&(this._active=!1,this._finishTimeout=setTimeout(()=>{this._zooming=!1,this._triggerRenderFrame(),delete this._targetZoom,delete this._lastExpectedZoom,delete this._finishTimeout},200)),this._lastExpectedZoom=o,{noInertia:!0,needsRenderFrame:!a,zoomDelta:o-e.zoom,around:this._aroundPoint,originalEvent:this._lastWheelEvent}}_smoothOutEasing(e){let t=de;if(this._prevEase){let e=this._prevEase,n=(W()-e.start)/e.duration,r=e.easing(n+.01)-e.easing(n),i=.27/Math.sqrt(r*r+1e-4)*.01,a=Math.sqrt(.0729-i*i);t=Dr(i,a,.25,1)}return this._prevEase={start:W(),duration:e,easing:t},t}reset(){this._active=!1,this._zooming=!1,delete this._targetZoom,delete this._lastExpectedZoom,this._finishTimeout&&(clearTimeout(this._finishTimeout),delete this._finishTimeout)}},_m=class{constructor(e,t){this._clickZoom=e,this._tapZoom=t}enable(){this._clickZoom.enable(),this._tapZoom.enable()}disable(){this._clickZoom.disable(),this._tapZoom.disable()}isEnabled(){return this._clickZoom.isEnabled()&&this._tapZoom.isEnabled()}isActive(){return this._clickZoom.isActive()||this._tapZoom.isActive()}},vm=class{constructor(e,t){this._tr=t,this.reset()}reset(){this._active=!1}dblclick(e,n){return e.preventDefault(),{cameraAnimation:r=>{r.easeTo({duration:300,zoom:t(this._tr.zoom+(e.shiftKey?-1:1),r.getZoomSnap()),around:this._tr.transform.isPointOnMapSurface(n)?this._tr.unproject(n):void 0},{originalEvent:e})}}}enable(){this._enabled=!0}disable(){this._enabled=!1,this.reset()}isEnabled(){return this._enabled}isActive(){return this._active}},ym=class{constructor(){this._tap=new Up({numTouches:1,numTaps:1}),this._zoomRate=1,this.reset()}setZoomRate(e){this._zoomRate=e??1}reset(){this._active=!1,delete this._swipePoint,delete this._swipeTouch,delete this._tapTime,delete this._tapPoint,this._tap.reset()}touchstart(e,t,n){if(!this._swipePoint){if(!this._tapTime)this._tap.touchstart(e,t,n);else{let r=t[0],i=e.timeStamp-this._tapTime<500,a=this._tapPoint.dist(r)<30;!i||!a?this.reset():n.length>0&&(this._swipePoint=r,this._swipeTouch=n[0].identifier)}}}touchmove(e,t,n){if(!this._tapTime)this._tap.touchmove(e,t,n);else if(this._swipePoint){if(n[0].identifier!==this._swipeTouch)return;let r=t[0],i=r.y-this._swipePoint.y;return this._swipePoint=r,e.preventDefault(),this._active=!0,{zoomDelta:i/128*this._zoomRate}}}touchend(e,t,n){if(this._tapTime)this._swipePoint&&n.length===0&&this.reset();else{let r=this._tap.touchend(e,t,n);r&&(this._tapTime=e.timeStamp,this._tapPoint=r)}}touchcancel(){this.reset()}enable(){this._enabled=!0}disable(){this._enabled=!1,this.reset()}isEnabled(){return this._enabled}isActive(){return this._active}},bm=class{constructor(e,t,n){this._el=e,this._mousePan=t,this._touchPan=n}enable(e){this._inertiaOptions=e||{},this._mousePan.enable(),this._touchPan.enable(),this._el.classList.add(`maplibregl-touch-drag-pan`)}disable(){this._mousePan.disable(),this._touchPan.disable(),this._el.classList.remove(`maplibregl-touch-drag-pan`)}isEnabled(){return this._mousePan.isEnabled()&&this._touchPan.isEnabled()}isActive(){return this._mousePan.isActive()||this._touchPan.isActive()}},xm=class{constructor(e,t,n,r){this._pitchWithRotate=e.pitchWithRotate,this._rollEnabled=e.rollEnabled,this._mouseRotate=t,this._mousePitch=n,this._mouseRoll=r}enable(){this._mouseRotate.enable(),this._pitchWithRotate&&this._mousePitch.enable(),this._rollEnabled&&this._mouseRoll.enable()}disable(){this._mouseRotate.disable(),this._mousePitch.disable(),this._mouseRoll.disable()}isEnabled(){return this._mouseRotate.isEnabled()&&(!this._pitchWithRotate||this._mousePitch.isEnabled())&&(!this._rollEnabled||this._mouseRoll.isEnabled())}isActive(){return this._mouseRotate.isActive()||this._mousePitch.isActive()||this._mouseRoll.isActive()}},Sm=class{constructor(e,t,n,r){this._el=e,this._touchZoom=t,this._touchRotate=n,this._tapDragZoom=r,this._rotationDisabled=!1,this._enabled=!0}enable(e){this._touchZoom.enable(e),this._rotationDisabled||this._touchRotate.enable(e),this._tapDragZoom.enable(),this._el.classList.add(`maplibregl-touch-zoom-rotate`)}disable(){this._touchZoom.disable(),this._touchRotate.disable(),this._tapDragZoom.disable(),this._el.classList.remove(`maplibregl-touch-zoom-rotate`)}isEnabled(){return this._touchZoom.isEnabled()&&(this._rotationDisabled||this._touchRotate.isEnabled())&&this._tapDragZoom.isEnabled()}isActive(){return this._touchZoom.isActive()||this._touchRotate.isActive()||this._tapDragZoom.isActive()}setZoomRate(e){this._touchZoom.setZoomRate(e),this._tapDragZoom.setZoomRate(e)}setZoomThreshold(e){this._touchZoom.setZoomThreshold(e)}disableRotation(){this._rotationDisabled=!0,this._touchRotate.disable()}enableRotation(){this._rotationDisabled=!1,this._touchZoom.isEnabled()&&this._touchRotate.enable()}},Cm=class{constructor(e,t){this._bypassKey=navigator.userAgent.includes(`Mac`)?`metaKey`:`ctrlKey`,this._map=e,this._options=t,this._enabled=!1}isActive(){return!1}reset(){}_setupUI(){if(this._container)return;let e=this._map.getCanvasContainer();e.classList.add(`maplibregl-cooperative-gestures`),this._container=G.create(`div`,`maplibregl-cooperative-gesture-screen`,e);let t=this._map._getUIString(`CooperativeGesturesHandler.WindowsHelpText`);this._bypassKey===`metaKey`&&(t=this._map._getUIString(`CooperativeGesturesHandler.MacHelpText`));let n=this._map._getUIString(`CooperativeGesturesHandler.MobileHelpText`),r=document.createElement(`div`);r.className=`maplibregl-desktop-message`,r.textContent=t,this._container.appendChild(r);let i=document.createElement(`div`);i.className=`maplibregl-mobile-message`,i.textContent=n,this._container.appendChild(i),this._container.setAttribute(`aria-hidden`,`true`)}_destroyUI(){this._container&&(this._container.remove(),this._map.getCanvasContainer().classList.remove(`maplibregl-cooperative-gestures`)),delete this._container}enable(){this._setupUI(),this._enabled=!0}disable(){this._enabled=!1,this._destroyUI()}isEnabled(){return this._enabled}isBypassed(e){return e[this._bypassKey]}notifyGestureBlocked(e,t){this._enabled&&(this._map.fire(new Zr(`cooperativegestureprevented`,{gestureType:e,originalEvent:t})),this._container.classList.add(`maplibregl-show`),setTimeout(()=>{this._container.classList.remove(`maplibregl-show`)},100))}},wm=class{constructor(e){this._camera=e}get transform(){return this._camera._requestedCameraState||this._camera.transform}get center(){return{lng:this.transform.center.lng,lat:this.transform.center.lat}}get zoom(){return this.transform.zoom}get pitch(){return this.transform.pitch}get bearing(){return this.transform.bearing}unproject(e){return this.transform.screenPointToLocation(N.convert(e),this._camera.terrain)}};const Tm=e=>e.zoom||e.drag||e.roll||e.pitch||e.rotate;var Em=class extends Et{};function Dm(e){return e.panDelta?.mag()||e.zoomDelta||e.bearingDelta||e.pitchDelta||e.rollDelta}var Om=class{get _ownerDocument(){return this._el?.ownerDocument||document}get _ownerWindow(){return this._el?.ownerDocument?.defaultView||window}constructor(e,t,n){this._terrainGesture={inFlight:!1,anchorElevation:null},this.handleWindowEvent=e=>{this.handleEvent(e,`${e.type}Window`)},this.handleEvent=(e,t)=>{if(e.type===`blur`){this.stop(!0);return}this._updatingCamera=!0;let n=e.type===`renderFrame`?void 0:e,r={needsRenderFrame:!1},i={},a={};for(let{handlerName:o,handler:s,allowed:c}of this._handlers){if(!s.isEnabled())continue;let l;if(this._blockedByActive(a,c,o))s.reset();else if(s[t||e.type]){if(Sn(e,t||e.type)){let n=G.mousePos(this._map.getCanvas(),e);l=s[t||e.type](e,n)}else if(Gt(e,t||e.type)){let n=e.touches,r=this._getMapTouches(n),i=G.touchPos(this._map.getCanvas(),r);l=s[t||e.type](e,i,r)}else Zt(t||e.type)||(l=s[t||e.type](e));this.mergeHandlerResult(r,i,l,o,n),l?.needsRenderFrame&&this._triggerRenderFrame()}(l||s.isActive())&&(a[o]=s)}let o={};for(let e in this._previousActiveHandlers)a[e]||(o[e]=n);this._previousActiveHandlers=a,(Object.keys(o).length||Dm(r))&&(this._changes.push([r,i,o]),this._triggerRenderFrame()),(Object.keys(a).length||Dm(r))&&this._camera.stop(!0),this._updatingCamera=!1;let{cameraAnimation:s}=r;s&&(this._inertia.clear(),this._fireEvents({},{},!0),this._changes=[],s(this._map))},this._map=e,this._camera=t,this._transformProvider=new wm(this._camera),this._el=this._map.getCanvasContainer(),this._handlers=[],this._handlersById={},this._changes=[],this._inertia=new Pp(e),this._bearingSnap=n.bearingSnap,this._previousActiveHandlers={},this._eventsInProgress={},this._addDefaultHandlers(n);let r=this._el;this._listeners=[[r,`touchstart`,{passive:!0}],[r,`touchmove`,{passive:!1}],[r,`touchend`,void 0],[r,`touchcancel`,void 0],[r,`mousedown`,void 0],[r,`mousemove`,void 0],[r,`mouseup`,void 0],[this._ownerDocument,`mousemove`,{capture:!0}],[this._ownerDocument,`mouseup`,void 0],[r,`mouseover`,void 0],[r,`mouseout`,void 0],[r,`dblclick`,void 0],[r,`click`,void 0],[r,`keydown`,{capture:!1}],[r,`keyup`,void 0],[r,`wheel`,{passive:!1}],[r,`contextmenu`,void 0],[this._ownerWindow,`blur`,void 0]];for(let[e,t,n]of this._listeners)e.addEventListener(t,e===this._ownerDocument?this.handleWindowEvent:this.handleEvent,n)}destroy(){for(let[e,t,n]of this._listeners)e.removeEventListener(t,e===this._ownerDocument?this.handleWindowEvent:this.handleEvent,n)}_addDefaultHandlers(e){let t=this._map,n=t.getCanvasContainer();this._add(`mapEvent`,new Lp(t,e));let r=t.boxZoom=new zp(t,e,this._transformProvider);this._add(`boxZoom`,r),e.interactive&&e.boxZoom&&r.enable();let i=t.cooperativeGestures=new Cm(t,e.cooperativeGestures);this._add(`cooperativeGestures`,i),e.cooperativeGestures&&i.enable();let a=new Wp(t,this._transformProvider),o=new vm(t,this._transformProvider);t.doubleClickZoom=new _m(o,a),this._add(`tapZoom`,a),this._add(`clickZoom`,o),e.interactive&&e.doubleClickZoom&&t.doubleClickZoom.enable();let s=new ym;this._add(`tapDragZoom`,s);let c=t.touchPitch=new dm(t);this._add(`touchPitch`,c),e.interactive&&e.touchPitch&&t.touchPitch.enable(e.touchPitch);let l=()=>this._camera.transform.centerPoint,u=$p(e,l),d=em(e),f=tm(e,l);t.dragRotate=new xm(e,u,d,f),this._add(`mouseRotate`,u,[`mousePitch`]),this._add(`mousePitch`,d,[`mouseRotate`,`mouseRoll`]),this._add(`mouseRoll`,f,[`mousePitch`]),e.interactive&&e.dragRotate&&t.dragRotate.enable();let p=Qp(e),m=new nm(e,t);t.dragPan=new bm(n,p,m),this._add(`mousePan`,p),this._add(`touchPan`,m,[`touchZoom`,`touchRotate`]),e.interactive&&e.dragPan&&t.dragPan.enable(e.dragPan);let h=new lm,g=new sm;t.touchZoomRotate=new Sm(n,g,h,s),this._add(`touchRotate`,h,[`touchPan`,`touchZoom`]),this._add(`touchZoom`,g,[`touchPan`,`touchRotate`]),e.interactive&&e.touchZoomRotate&&t.touchZoomRotate.enable(e.touchZoomRotate),this._add(`blockableMapEvent`,new Rp(t,e),[`touchPan`]);let _=t.scrollZoom=new gm(t,()=>this._triggerRenderFrame(),this._transformProvider);this._add(`scrollZoom`,_,[`mousePan`]),e.interactive&&e.scrollZoom&&t.scrollZoom.enable(e.scrollZoom);let v=t.keyboard=new pm(t,this._transformProvider);this._add(`keyboard`,v),e.interactive&&e.keyboard&&t.keyboard.enable()}_add(e,t,n){this._handlers.push({handlerName:e,handler:t,allowed:n}),this._handlersById[e]=t}stop(e){if(!this._updatingCamera){for(let{handler:e}of this._handlers)e.reset();this._inertia.clear(),this._fireEvents({},{},e),this._changes=[]}}isActive(){for(let{handler:e}of this._handlers)if(e.isActive())return!0;return!1}isZooming(){return!!this._eventsInProgress.zoom||this._map.scrollZoom.isZooming()}isRotating(){return!!this._eventsInProgress.rotate}isMoving(){return!!Tm(this._eventsInProgress)||this.isZooming()}_blockedByActive(e,t,n){for(let r in e)if(r!==n&&!t?.includes(r))return!0;return!1}_getMapTouches(e){let t=[];for(let n of e){let e=n.target;this._el.contains(e)&&t.push(n)}return t}mergeHandlerResult(e,t,n,r,i){if(!n)return;R(e,n);let a={handlerName:r,originalEvent:n.originalEvent||i};n.zoomDelta!==void 0&&(t.zoom=a),n.panDelta!==void 0&&(t.drag=a),n.rollDelta!==void 0&&(t.roll=a),n.pitchDelta!==void 0&&(t.pitch=a),n.bearingDelta!==void 0&&(t.rotate=a)}_applyChanges(){let e={},t={},n={};for(let[r,i,a]of this._changes)r.panDelta&&(e.panDelta=(e.panDelta||new N(0,0))._add(r.panDelta)),r.zoomDelta&&(e.zoomDelta=(e.zoomDelta||0)+r.zoomDelta),r.bearingDelta&&(e.bearingDelta=(e.bearingDelta||0)+r.bearingDelta),r.pitchDelta&&(e.pitchDelta=(e.pitchDelta||0)+r.pitchDelta),r.rollDelta&&(e.rollDelta=(e.rollDelta||0)+r.rollDelta),r.around!==void 0&&(e.around=r.around),r.pinchAround!==void 0&&(e.pinchAround=r.pinchAround),r.noInertia&&(e.noInertia=r.noInertia),R(t,i),R(n,a);this._updateMapTransform(e,t,n),this._changes=[]}_updateMapTransform(e,t,n){let r=this._map.terrain;if(!Dm(e)){this._fireEvents(t,n,!0);return}let i=this._camera.getTransformForUpdate();this._camera.stop(!0);let{panDelta:a,zoomDelta:o,bearingDelta:s,pitchDelta:c,rollDelta:l}=e,{around:u,aroundOnSurface:d}=this._resolveAround(e,r,i),f=r?this._terrainGestureElevation(r,u,d,i,t):void 0,p={panDelta:a,zoomDelta:o,rollDelta:l,pitchDelta:c,bearingDelta:s,around:u,aroundElevation:f};this._camera.cameraHelper.useGlobeControls&&!i.isPointOnMapSurface(u)&&(u=i.centerPoint);let m=this._computePreZoomAroundLoc(i,u,a,f);this._handleMapControls({terrain:r,tr:i,deltasForHelper:p,preZoomAroundLoc:m,combinedEventsInProgress:t,panDelta:a}),this._camera.applyUpdatedTransform(i),this._map._update(),e.noInertia||this._inertia.record(e),this._fireEvents(t,n,!0)}_resolveAround(e,t,n){let r=e.pinchAround===void 0?e.around:e.pinchAround;return r||=this._camera.transform.centerPoint,t&&!n.isPointOnMapSurface(r)?{around:n.centerPoint,aroundOnSurface:!1}:{around:r,aroundOnSurface:!0}}_terrainGestureElevation(e,t,n,r,i){if(!n)return;if(this._terrainGesture.anchorElevation===null&&(i.drag||i.zoom)){let n=r.screenTerrainPointToMercatorCoordinate(t,e);this._terrainGesture.anchorElevation=n?n.z:void 0}let a=this._terrainGesture.anchorElevation;if(a!=null&&!(t.distSqr(r.centerPoint)<.01)&&!(a-r.elevation>=.9*(r.getCameraAltitude()-r.elevation)))return a}_computePreZoomAroundLoc(e,t,n,r){if(t.distSqr(e.centerPoint)<.01)return e.center;let i=n?t.sub(n):t;return r===void 0?e.screenPointToLocation(i):e.screenPointToLocationAtElevation(i,r)}_handleMapControls({terrain:e,tr:t,deltasForHelper:n,preZoomAroundLoc:r,combinedEventsInProgress:i,panDelta:a}){let o=this._camera.cameraHelper;if(o.handleMapControlsRollPitchBearingZoom(n,t),!e&&!o.useGlobeControls&&!t.isPointOnMapSurface(n.around)){a&&t.setCenter(t.screenPointToLocation(t.centerPoint.sub(a)));return}if(!e){o.handleMapControlsPan(n,t,r);return}if(!this._terrainGesture.inFlight){this._terrainGesture.inFlight=!0,this._camera.elevationFreeze=!0,o.handleMapControlsPan(n,t,r);return}if(!o.useGlobeControls&&n.aroundElevation===void 0&&i.drag&&a){t.setCenter(t.screenPointToLocation(t.centerPoint.sub(a)));return}o.handleMapControlsPan(n,t,r)}_fireEvents(e,t,n){let r=Tm(this._eventsInProgress),i=Tm(e),a={};for(let t in e){let{originalEvent:n}=e[t];this._eventsInProgress[t]||(a[`${t}start`]=n),this._eventsInProgress[t]=e[t]}!r&&i&&this._fireEvent(`movestart`,i.originalEvent);for(let e in a)this._fireEvent(e,a[e]);i&&this._fireEvent(`move`,i.originalEvent);for(let t in e){let{originalEvent:n}=e[t];this._fireEvent(t,n)}let o={},s;for(let e in this._eventsInProgress){let{handlerName:n,originalEvent:r}=this._eventsInProgress[e];this._handlersById[n].isActive()||(delete this._eventsInProgress[e],s=t[n]||r,o[`${e}end`]=s)}for(let e in o)this._fireEvent(e,o[e]);let c=Tm(this._eventsInProgress),l=(r||i)&&!c;if(l&&this._terrainGesture.inFlight){this._camera.elevationFreeze=!1,this._terrainGesture={inFlight:!1,anchorElevation:null};let e=this._camera.getTransformForUpdate();this._map.getCenterClampedToGround()&&e.recalculateZoomAndCenter(this._map.terrain),this._camera.applyUpdatedTransform(e)}if(n&&l){this._updatingCamera=!0;let e=this._inertia._onMoveEnd(this._map.dragPan._inertiaOptions),t=e=>e!==0&&-this._bearingSnap{delete this._frameId,this.handleEvent(new Em(`renderFrame`,{timeStamp:e})),this._applyChanges()})}_triggerRenderFrame(){this._frameId===void 0&&(this._frameId=this._requestFrame())}},km=class extends lr{constructor(e){super(),this._renderFrameCallback=()=>{let e=Math.min((W()-this._easeStart)/this._easeOptions.duration,1);this._onEaseFrame(this._easeOptions.easing(e)),e<1&&this._easeFrameId?this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback):this.stop()},this.transform=new Oc,this.cameraHelper=new Fc,e.minZoom!==void 0&&this.transform.setMinZoom(e.minZoom),e.maxZoom!==void 0&&this.transform.setMaxZoom(e.maxZoom),e.minPitch!==void 0&&this.transform.setMinPitch(e.minPitch),e.maxPitch!==void 0&&this.transform.setMaxPitch(e.maxPitch),e.renderWorldCopies!==void 0&&this.transform.setRenderWorldCopies(e.renderWorldCopies),e.transformConstrain!==null&&this.transform.setConstrainOverride(e.transformConstrain),this._moving=!1,this._zooming=!1,this._bearingSnap=e.bearingSnap,this._zoomSnap=e.zoomSnap,this._requestRenderFrame=e.requestRenderFrame,this._cancelRenderFrame=e.cancelRenderFrame,this.terrain=e.terrain,this._centerClampedToGround=e.centerClampedToGround??!0,this.transformCameraUpdate=e.transformCameraUpdate??null,this._stopHandlers=e.stopHandlers??(()=>{}),this.on(`moveend`,()=>{delete this._requestedCameraState})}setTerrain(e){this.terrain=e,this.applyTerrainChange()}migrateProjection(e,t){if(e.apply(this.transform,!0),this.transform=e,this.cameraHelper=t,this._requestedCameraState){let t=e.clone();t.apply(this._requestedCameraState,!0),this._requestedCameraState=t}}getCenter(){return new H(this.transform.center.lng,this.transform.center.lat)}setCenter(e,t){return this.jumpTo({center:e},t)}getCenterElevation(){return this.transform.elevation}setCenterElevation(e,t){return this.jumpTo({elevation:e},t),this}getCenterClampedToGround(){return this._centerClampedToGround}setCenterClampedToGround(e){this._centerClampedToGround=e}panBy(e,t,n){return e=N.convert(e).mult(-1),this.panTo(this.transform.center,R({offset:e},t),n)}panTo(e,t,n){return this.easeTo(R({center:e},t),n)}getZoom(){return this.transform.zoom}setZoom(e,t){return this.jumpTo({zoom:e},t),this}zoomTo(e,t,n){return this.easeTo(R({zoom:e},t),n)}zoomIn(e,n){return this.zoomTo(t(this.getZoom()+1,this._zoomSnap),e,n),this}zoomOut(e,n){return this.zoomTo(t(this.getZoom()-1,this._zoomSnap),e,n),this}getVerticalFieldOfView(){return this.transform.fov}setVerticalFieldOfView(e,t){return e!=this.transform.fov&&(this.applyTransformChange(t=>t.setFov(e)),this.fire(new K(`movestart`,t)).fire(new K(`move`,t)).fire(new K(`moveend`,t))),this}getBearing(){return this.transform.bearing}setZoomSnap(e){return this._zoomSnap=e,this}getZoomSnap(){return this._zoomSnap}setBearing(e,t){return this.jumpTo({bearing:e},t),this}getPadding(){return this.transform.padding}setPadding(e,t){return this.jumpTo({padding:e},t),this}rotateTo(e,t,n){return this.easeTo(R({bearing:e},t),n)}resetNorth(e,t){return this.rotateTo(0,R({duration:1e3},e),t),this}resetNorthPitch(e,t){return this.easeTo(R({bearing:0,pitch:0,roll:0,duration:1e3},e),t),this}snapToNorth(e,t){return Math.abs(this.getBearing()){h.easeFunc(t),this.terrain&&!e.freezeElevation&&this._updateElevation(t,r),this.applyUpdatedTransform(r),this._fireMoveEvents(n)},t=>{this.terrain&&e.freezeElevation?this._finalizeElevation():this.elevationFreeze=!1,this._afterEase(n,t)},e),this}_prepareEase(e,t,n={}){this._moving=!0,!t&&!n.moving&&this.fire(new K(`movestart`,e)),this._zooming&&!n.zooming&&this.fire(new K(`zoomstart`,e)),this._rotating&&!n.rotating&&this.fire(new K(`rotatestart`,e)),this._pitching&&!n.pitching&&this.fire(new K(`pitchstart`,e)),this._rolling&&!n.rolling&&this.fire(new K(`rollstart`,e))}_prepareElevation(e,t){this._elevationCenter=e,this._elevationStart=t.elevation,this._elevationTarget=this.terrain.getElevationForLngLat(e,t),this.elevationFreeze=!0}_updateElevation(e,t){(this._elevationStart===void 0||this._elevationCenter===void 0)&&this._prepareElevation(t.center,t),t.setMinElevationForCurrentTile(this.terrain.getMinTileElevationForLngLatZoom(this._elevationCenter,t.tileZoom));let n=this.terrain.getElevationForLngLat(this._elevationCenter,t);if(e<1&&n!==this._elevationTarget){let t=this._elevationTarget-this._elevationStart,r=(n-(t*e+this._elevationStart))/(1-e);this._elevationStart+=e*(t-r),this._elevationTarget=n}t.setElevation(ir.number(this._elevationStart,this._elevationTarget,e))}_finalizeElevation(){this.elevationFreeze=!1,this.getCenterClampedToGround()&&this.transform.recalculateZoomAndCenter(this.terrain)}applyTerrainChange(){if(this.elevationFreeze)return;let e=this.transform;e.setMinElevationForCurrentTile(this.terrain?this.terrain.getMinTileElevationForLngLatZoom(e.center,e.tileZoom):0),this.getCenterClampedToGround()&&e.setElevation(this.terrain?this.terrain.getElevationForLngLat(e.center,e):0)}getTransformForUpdate(){return!this.transformCameraUpdate&&!this.terrain?this.transform:(this._requestedCameraState||=this.transform.clone(),this._requestedCameraState)}_elevateCameraIfInsideTerrain(e){if(!this.terrain&&e.elevation>=0&&e.pitch<=90)return{};let t=e.getCameraLngLat(),n=e.getCameraAltitude(),r=this.terrain?this.terrain.getElevationForLngLatZoom(t,e.zoom):0;if(nthis._elevateCameraIfInsideTerrain(e)),this.transformCameraUpdate&&t.push(e=>this.transformCameraUpdate(e)),!t.length)return;let n=e.clone();for(let e of t){let t=n.clone(),{center:r,zoom:i,roll:a,pitch:o,bearing:s,elevation:c}=e(t);r&&t.setCenter(r),c!==void 0&&t.setElevation(c),i!==void 0&&t.setZoom(i),a!==void 0&&t.setRoll(a),o!==void 0&&t.setPitch(o),s!==void 0&&t.setBearing(s),n.apply(t,!1)}this.transform.apply(n,!1)}applyTransformChange(e){let t=this._requestedCameraState!==void 0,n=this.getTransformForUpdate();e(n),this.applyUpdatedTransform(n),t||delete this._requestedCameraState}_fireMoveEvents(e){this.fire(new K(`move`,e)),this._zooming&&this.fire(new K(`zoom`,e)),this._rotating&&this.fire(new K(`rotate`,e)),this._pitching&&this.fire(new K(`pitch`,e)),this._rolling&&this.fire(new K(`roll`,e))}_afterEase(e,t){if(this._easeId&&t&&this._easeId===t)return;delete this._easeId;let n=this._zooming,r=this._rotating,i=this._pitching,a=this._rolling;this._moving=!1,this._zooming=!1,this._rotating=!1,this._pitching=!1,this._rolling=!1,this._padding=!1,n&&this.fire(new K(`zoomend`,e)),r&&this.fire(new K(`rotateend`,e)),i&&this.fire(new K(`pitchend`,e)),a&&this.fire(new K(`rollend`,e)),this.fire(new K(`moveend`,e))}flyTo(e,n){if(!e.essential&&Rr.prefersReducedMotion){let t=Tr(e,[`center`,`zoom`,`bearing`,`pitch`,`roll`,`elevation`,`padding`]);return this.jumpTo(t,n)}this.stop(),e=R({offset:[0,0],speed:1.2,curve:1.42,easing:de},e),e.zoom!==void 0&&this._zoomSnap&&(e.zoom=t(e.zoom,this._zoomSnap));let r=this.getTransformForUpdate(),i=r.bearing,a=r.pitch,o=r.roll,s=r.padding,c=e.bearing===void 0?i:this._normalizeBearing(e.bearing,i),l=e.pitch===void 0?a:+e.pitch,u=e.roll===void 0?o:this._normalizeBearing(e.roll,o),d=e.padding===void 0?r.padding:e.padding,f=N.convert(e.offset),p=r.centerPoint.add(f),m=r.screenPointToLocation(p),h=this.cameraHelper.handleFlyTo(r,{bearing:c,pitch:l,roll:u,padding:d,locationAtOffset:m,offsetAsPoint:f,center:e.center,minZoom:e.minZoom,zoom:e.zoom}),g=e.curve,_=Math.max(r.width,r.height),v=_/h.scaleOfZoom,y=h.pixelPathLength,b=_/h.scaleOfMinZoom;g=Math.min(g,Math.sqrt(b/y*2));let x=g*g;function S(e){let t=(v*v-_*_+(e?-1:1)*x*x*y*y)/(2*(e?v:_)*x*y);return Math.log(Math.sqrt(t*t+1)-t)}function C(e){return(Math.exp(e)-Math.exp(-e))/2}function w(e){return(Math.exp(e)+Math.exp(-e))/2}function T(e){return C(e)/w(e)}let E=S(!1),D=function(e){return w(E)/w(E+g*e)},O=function(e){return _*((w(E)*T(E+g*e)-C(E))/x)/y},k=(S(!0)-E)/g;if(Math.abs(y)<2e-6||!isFinite(k)){if(Math.abs(_-v)<1e-6)return this.easeTo(e,n);let t=v<_?-1:1;k=Math.abs(Math.log(v/_))/g,O=()=>0,D=e=>Math.exp(t*g*e)}if(e.duration!==void 0)e.duration=+e.duration;else{let t=e.screenSpeed===void 0?+e.speed:+e.screenSpeed/g;e.duration=1e3*k/t}return e.maxDuration&&e.duration>e.maxDuration&&(e.duration=0),this._zooming=!0,this._rotating=i!==c,this._pitching=l!==a,this._rolling=u!==o,this._padding=!r.isPaddingEqual(d),this._prepareEase(n,!1),this.terrain&&this._prepareElevation(h.targetCenter,r),this._ease(t=>{let m=t*k,g=1/D(m),_=O(m);this._rotating&&r.setBearing(ir.number(i,c,t)),this._pitching&&r.setPitch(ir.number(a,l,t)),this._rolling&&r.setRoll(ir.number(o,u,t)),this._padding&&(r.interpolatePadding(s,d,t),p=r.centerPoint.add(f)),h.easeFunc(t,g,_,p),this.terrain&&!e.freezeElevation&&this._updateElevation(t,r),this.applyUpdatedTransform(r),this._fireMoveEvents(n)},()=>{this.terrain&&e.freezeElevation?this._finalizeElevation():this.elevationFreeze=!1,this._afterEase(n)},e),this}isEasing(){return!!this._easeFrameId}stop(e){return this._stop(e)}_stop(e,t){if(this._easeFrameId&&(this._cancelRenderFrame(this._easeFrameId),delete this._easeFrameId,delete this._onEaseFrame),this._onEaseEnd){let e=this._onEaseEnd;delete this._onEaseEnd,e.call(this,t)}return e||this._stopHandlers(),this}_ease(e,t,n){n.animate===!1||n.duration===0?(e(1),t()):(this._easeStart=W(),this._easeOptions=n,this._onEaseFrame=e,this._onEaseEnd=t,this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback))}_normalizeBearing(e,t){e=Pe(e,-180,180);let n=Math.abs(e-t);return Math.abs(e-360-t)MapLibre`};var jm=class{constructor(e=Am){this._toggleAttribution=()=>{this._container.classList.contains(`maplibregl-compact`)&&(this._container.classList.contains(`maplibregl-compact-show`)?(this._container.setAttribute(`open`,``),this._container.classList.remove(`maplibregl-compact-show`)):(this._container.classList.add(`maplibregl-compact-show`),this._container.removeAttribute(`open`)))},this._updateData=e=>{e&&(e.type===`terrain`||e.dataType===`style`||e.dataType===`source`&&(e.sourceDataType===`metadata`||e.sourceDataType===`visibility`))&&this._updateAttributions()},this._updateCompact=()=>{this._map.getCanvasContainer().offsetWidth<=640||this._compact?this._compact===!1?this._container.setAttribute(`open`,``):!this._container.classList.contains(`maplibregl-compact`)&&!this._container.classList.contains(`maplibregl-attrib-empty`)&&(this._container.setAttribute(`open`,``),this._container.classList.add(`maplibregl-compact`,`maplibregl-compact-show`)):(this._container.setAttribute(`open`,``),this._container.classList.contains(`maplibregl-compact`)&&this._container.classList.remove(`maplibregl-compact`,`maplibregl-compact-show`))},this._updateCompactMinimize=()=>{this._container.classList.contains(`maplibregl-compact`)&&this._container.classList.contains(`maplibregl-compact-show`)&&this._container.classList.remove(`maplibregl-compact-show`)},this.options=e}getDefaultPosition(){return`bottom-right`}onAdd(e){return this._map=e,this._compact=this.options.compact,this._container=G.create(`details`,`maplibregl-ctrl maplibregl-ctrl-attrib`),this._compactButton=G.create(`summary`,`maplibregl-ctrl-attrib-button`,this._container),this._compactButton.addEventListener(`click`,this._toggleAttribution),this._setElementTitle(this._compactButton,`ToggleAttribution`),this._innerContainer=G.create(`div`,`maplibregl-ctrl-attrib-inner`,this._container),this._updateAttributions(),this._updateCompact(),this._map.on(`styledata`,this._updateData),this._map.on(`sourcedata`,this._updateData),this._map.on(`terrain`,this._updateData),this._map.on(`resize`,this._updateCompact),this._map.on(`drag`,this._updateCompactMinimize),this._container}onRemove(){this._container.remove(),this._map.off(`styledata`,this._updateData),this._map.off(`sourcedata`,this._updateData),this._map.off(`terrain`,this._updateData),this._map.off(`resize`,this._updateCompact),this._map.off(`drag`,this._updateCompactMinimize),this._map=void 0,this._compact=void 0,this._attribHTML=void 0}_setElementTitle(e,t){let n=this._map._getUIString(`AttributionControl.${t}`);e.title=n,e.setAttribute(`aria-label`,n)}_updateAttributions(){if(!this._map.style)return;let e=[];if(this.options.customAttribution&&(Array.isArray(this.options.customAttribution)?e=e.concat(this.options.customAttribution.map(e=>typeof e==`string`?e:``)):typeof this.options.customAttribution==`string`&&e.push(this.options.customAttribution)),this._map.style.stylesheet){let e=this._map.style.stylesheet;this.styleOwner=e.owner,this.styleId=e.id}let t=this._map.style.tileManagers;for(let n in t){let r=t[n];if(r.used||r.usedForTerrain){let t=r.getSource();t.attribution&&!e.includes(t.attribution)&&e.push(t.attribution)}}e=e.filter(e=>String(e).trim()),e.sort((e,t)=>e.length-t.length),e=e.filter((t,n)=>{for(let r=n+1;r{let e=this._container.children;if(e.length){let t=e[0];this._map.getCanvasContainer().offsetWidth<=640||this._compact?this._compact!==!1&&t.classList.add(`maplibregl-compact`):t.classList.remove(`maplibregl-compact`)}},this.options=e}getDefaultPosition(){return`bottom-left`}onAdd(e){this._map=e,this._compact=this.options?.compact,this._container=G.create(`div`,`maplibregl-ctrl`);let t=G.create(`a`,`maplibregl-ctrl-logo`);return t.target=`_blank`,t.rel=`noopener nofollow`,t.href=`https://maplibre.org/`,t.setAttribute(`aria-label`,this._map._getUIString(`LogoControl.Title`)),t.setAttribute(`rel`,`noopener nofollow`),this._container.appendChild(t),this._container.style.display=`block`,this._map.on(`resize`,this._updateCompact),this._updateCompact(),this._container}onRemove(){this._container.remove(),this._map.off(`resize`,this._updateCompact),this._map=void 0,this._compact=void 0}},Nm=class{constructor(){this._queue=[],this._id=0,this._cleared=!1,this._currentlyRunning=!1}add(e){let t=++this._id;return this._queue.push({callback:e,id:t,cancelled:!1}),t}remove(e){let t=this._currentlyRunning,n=t?this._queue.concat(t):this._queue;for(let t of n)if(t.id===e){t.cancelled=!0;return}}run(e=0){if(this._currentlyRunning)throw Error(`Attempting to run(), but is already running.`);let t=this._currentlyRunning=this._queue;this._queue=[];let n=!1,r;for(let i of t)if(!i.cancelled){try{i.callback(e)}catch(e){n||(n=!0,r=e)}if(this._cleared)break}if(this._cleared=!1,this._currentlyRunning=!1,n)throw r}clear(){this._currentlyRunning&&(this._cleared=!0),this._queue=[]}};const Pm=[`none`,`zoom`,`sourceTiles`,`visibleLayers`,`revision`];var Fm=class{constructor(e,t,n,r){this._tileKeys=e.map(e=>e.key).sort().join(),this._revision=t,this._zoom=n,this._visibleLayerIds=r}difference(e){return this._revision===e?._revision?this._visibleLayerIds===e._visibleLayerIds?this._tileKeys===e._tileKeys?this._zoom===e._zoom?`none`:`zoom`:`sourceTiles`:`visibleLayers`:`revision`}};const Im={background:!0,fill:!0,line:!0,raster:!0,hillshade:!0,"color-relief":!0};var Lm=class{constructor(e,t){this.needsFollowUpFrame=!1,this.painter=e,this.terrain=t,this.rttSize=t.tileManager.tileSize*t.qualityFactor}getTexture(e){return e.getRTT(this._stacks.length-1).texture}prepareForRender(e,t){let n=t!==this._lastPrepareZoom;this._lastPrepareZoom=t,this._stacks=[],this._prevType=null,this._rttTiles=[],this._renderableTiles=this.terrain.tileManager.getRenderableTiles(),this._renderableLayerIds=e._order.filter(n=>!e._layers[n].isHidden(t));let r=this._renderableLayerIds.join(),i=/* @__PURE__ */ new Set;for(let t of this._renderableLayerIds){let n=e._layers[t],r=n.source;r&&Im[n.type]&&i.add(r)}this._coordsAscending={},this._rttFingerprints={};for(let n of i){let i=e.tileManagers[n];if(!i)continue;this._coordsAscending[n]={};let a=this._coordsAscending[n],o=i.getSource(),s=o instanceof $a?o.terrainTileRanges:null;for(let e of i.getVisibleCoordinates()){let t=this.terrain.tileManager.getTerrainCoords(e,s);for(let e in t)a[e]||=[],a[e].push(t[e])}this._rttFingerprints[n]={};let c=this._rttFingerprints[n],l=i.getState().revision;for(let e in a)c[e]=new Fm(a[e],l,t,r)}this.needsFollowUpFrame=!1;let a=n||this.painter.options.moving,o=!1;for(let e of this._renderableTiles){let t=this._textureDifference(e);t!==`none`&&(t===`zoom`&&a||t===`visibleLayers`&&n?this.needsFollowUpFrame=!0:t===`zoom`||t===`sourceTiles`?(o?this.needsFollowUpFrame=!0:e.releaseRTT(this.painter),o=!0):e.releaseRTT(this.painter))}}_textureDifference(e){let t=`none`;for(let n in this._rttFingerprints){let r=this._rttFingerprints[n][e.tileID.key];if(!r)continue;let i=r.difference(e.rttFingerprint[n]);Pm.indexOf(i)>Pm.indexOf(t)&&(t=i)}return t}renderLayer(e,t){if(e.isHidden(this.painter.transform.zoom))return!1;let n=e.type,r=this.painter,i=this._renderableLayerIds[this._renderableLayerIds.length-1]===e.id;if(Im[n]&&((!this._prevType||!Im[this._prevType])&&this._stacks.push([]),this._prevType=n,this._stacks[this._stacks.length-1].push(e.id),!i))return!0;if(Im[this._prevType]||Im[n]&&i){this._prevType=n;let e=this._stacks.length-1,i=this._stacks[e]||[];t.isRenderingToTexture=!0;for(let n of this._renderableTiles){if(this._rttTiles.push(n),n.getRTT(e))continue;let a=n.acquireRTT(r,e,this.rttSize);r.bindRTT(a),r.context.clear({color:z.transparent,stencil:0}),r.currentStencilSource=void 0;for(let e of i){let i=r.style._layers[e],a=i.source?this._coordsAscending[i.source][n.tileID.key]:[n.tileID];r.context.viewport.set([0,0,this.rttSize,this.rttSize]),r.renderTileClippingMasks(i,a),r.renderLayer(r,r.style.tileManagers[i.source],i,a,t),i.source&&(n.rttFingerprint[i.source]=this._rttFingerprints[i.source][n.tileID.key])}a.texture.generateMipmap()}return t.isRenderingToTexture=!1,vp(this.painter,this.terrain,this._rttTiles,t),this._rttTiles=[],Im[n]}return!1}};const Rm={"AttributionControl.ToggleAttribution":`Toggle attribution`,"AttributionControl.MapFeedback":`Map feedback`,"FullscreenControl.Enter":`Enter fullscreen`,"FullscreenControl.Exit":`Exit fullscreen`,"GeolocateControl.FindMyLocation":`Find my location`,"GeolocateControl.LocationNotAvailable":`Location not available`,"LogoControl.Title":`MapLibre logo`,"Map.Title":`Map`,"Marker.Title":`Map marker`,"NavigationControl.ResetBearing":`Drag to rotate map, click to reset north`,"NavigationControl.ZoomIn":`Zoom in`,"NavigationControl.ZoomOut":`Zoom out`,"Popup.Close":`Close popup`,"ScaleControl.Feet":`ft`,"ScaleControl.Meters":`m`,"ScaleControl.Kilometers":`km`,"ScaleControl.Miles":`mi`,"ScaleControl.NauticalMiles":`nm`,"GlobeControl.Enable":`Enable globe`,"GlobeControl.Disable":`Disable globe`,"TerrainControl.Enable":`Enable terrain`,"TerrainControl.Disable":`Disable terrain`,"CooperativeGesturesHandler.WindowsHelpText":`Use Ctrl + scroll to zoom the map`,"CooperativeGesturesHandler.MacHelpText":`Use ⌘ + scroll to zoom the map`,"CooperativeGesturesHandler.MobileHelpText":`Use two fingers to move the map`},zm=Ar,Bm={hash:!1,interactive:!0,bearingSnap:7,zoomSnap:0,attributionControl:Am,maplibreLogo:!1,refreshExpiredTiles:!0,canvasContextAttributes:{antialias:!1,preserveDrawingBuffer:!1,powerPreference:`high-performance`,failIfMajorPerformanceCaveat:!1,desynchronized:!1,contextType:void 0},scrollZoom:!0,minZoom:-2,maxZoom:22,minPitch:0,maxPitch:60,boxZoom:!0,dragRotate:!0,dragPan:!0,keyboard:!0,doubleClickZoom:!0,touchZoomRotate:!0,touchPitch:!0,cooperativeGestures:!1,trackResize:!0,center:[0,0],elevation:0,zoom:0,bearing:0,pitch:0,roll:0,renderWorldCopies:!0,maxTileCacheSize:null,maxTileCacheZoomLevels:o.MAX_TILE_CACHE_ZOOM_LEVELS,transformRequest:null,transformCameraUpdate:null,transformConstrain:null,fadeDuration:300,crossSourceCollisions:!0,clickTolerance:3,localIdeographFontFamily:`sans-serif`,pitchWithRotate:!0,rollEnabled:!1,rotateSpeed:.8,pitchSpeed:-.5,reduceMotion:void 0,validateStyle:!0,maxCanvasSize:[4096,4096],cancelPendingTileRequestsWhileZooming:!0,centerClampedToGround:!0,terrainSkirtLength:`auto`,zoomLevelsToOverscale:4,anisotropicFilterPitch:20};var Vm=class extends lr{get _ownerWindow(){return this._container?.ownerDocument?.defaultView||window}constructor(e){super(),this._idleTriggered=!1,this._crossFadingFactor=1,this._renderTaskQueue=new Nm,this._controls=[],this._mapId=we(),this._styleUrl=null,this._missingStyleImageResolver=null,this._lostContextStyle={style:null,images:null},this._contextLost=e=>{if(e.preventDefault(),this._frameRequest&&=(this._frameRequest.abort(),null),this.painter.destroy(),this._lostContextStyle=this._getStyleAndImages(),!this.style){this.fire(new oi(`webglcontextlost`,{originalEvent:e}));return}for(let e of Object.values(this.style._layers))if(e.type===`custom`&&console.warn(`Custom layer with id '${e.id}' cannot be restored after WebGL context loss. You will need to re-add it manually after context restoration.`),e._listeners)for(let[t]of Object.entries(e._listeners))console.warn(`Custom layer with id '${e.id}' had event listeners for event '${t}' which cannot be restored after WebGL context loss. You will need to re-add them manually after context restoration.`);this.style.destroy(),this.style=null,this.fire(new oi(`webglcontextlost`,{originalEvent:e}))},this._contextRestored=e=>{if(this._lostContextStyle.style&&this.setStyle(this._lostContextStyle.style,{diff:!1}),this._lostContextStyle.images&&this.style){this.style.imageManager.images=this._lostContextStyle.images;for(let e in this._lostContextStyle.images){let t=this._lostContextStyle.images[e];t.isWebGLImage&&this.style.imageManager.updateImage(e,t,!1)}}this._lostContextStyle={style:null,images:null};try{this._setupPainter()}catch(e){this.fire(new B(e));return}this.resize(),this._update(),this._resizeInternal(),this.fire(new oi(`webglcontextrestored`,{originalEvent:e}))},this._onMapScroll=e=>{if(e.target===this._container)return this._container.scrollTop=0,this._container.scrollLeft=0,!1},this._onWindowOnline=()=>{this._update()};let t={...Bm,...e,canvasContextAttributes:{...Bm.canvasContextAttributes,...e.canvasContextAttributes}};if(t.minZoom!=null&&t.maxZoom!=null&&t.minZoom>t.maxZoom)throw Error(`maxZoom must be greater than or equal to minZoom`);if(t.minPitch!=null&&t.maxPitch!=null&&t.minPitch>t.maxPitch)throw Error(`maxPitch must be greater than or equal to minPitch`);if(t.minPitch!=null&&t.minPitch<0)throw Error(`minPitch must be greater than or equal to 0`);if(t.maxPitch!=null&&t.maxPitch>180)throw Error(`maxPitch must be less than or equal to 180`);this._camera=new km({minZoom:t.minZoom,maxZoom:t.maxZoom,minPitch:t.minPitch,maxPitch:t.maxPitch,bearingSnap:t.bearingSnap,zoomSnap:t.zoomSnap,renderWorldCopies:t.renderWorldCopies,centerClampedToGround:t.centerClampedToGround,terrain:this.terrain,transformConstrain:t.transformConstrain,requestRenderFrame:e=>this._requestRenderFrame(e),cancelRenderFrame:e=>this._cancelRenderFrame(e),transformCameraUpdate:t.transformCameraUpdate,stopHandlers:()=>this._handlers?.stop(!1)}),this._camera.setEventedParent(this),this._interactive=t.interactive,this._maxTileCacheSize=t.maxTileCacheSize,this._maxTileCacheZoomLevels=t.maxTileCacheZoomLevels,this._canvasContextAttributes={...t.canvasContextAttributes},this._trackResize=t.trackResize===!0,this._terrainSkirtLength=t.terrainSkirtLength,this._refreshExpiredTiles=t.refreshExpiredTiles===!0,this._fadeDuration=t.fadeDuration,this._crossSourceCollisions=t.crossSourceCollisions===!0,this._collectResourceTiming=t.collectResourceTiming===!0,this._locale={...Rm,...t.locale},this._clickTolerance=t.clickTolerance,this._overridePixelRatio=t.pixelRatio,this._maxCanvasSize=t.maxCanvasSize,this._zoomLevelsToOverscale=t.zoomLevelsToOverscale,this.cancelPendingTileRequestsWhileZooming=t.cancelPendingTileRequestsWhileZooming===!0,this.setAnisotropicFilterPitch(t.anisotropicFilterPitch),t.reduceMotion!==void 0&&(Rr.prefersReducedMotion=t.reduceMotion),this._requestManager=new Xr(t.transformRequest),this._container=this._resolveContainer(t.container),t.maxBounds&&this.setMaxBounds(t.maxBounds),this._setupContainer();try{this._setupPainter()}catch(e){throw this._cleanupContainer(),e}this._imageQueueHandle=Yr.addThrottleControl(()=>this.isMoving()),this.on(`move`,()=>this._update(!1)),this.on(`moveend`,()=>this._update(!1)),this.on(`zoom`,()=>this._update(!0)),this.on(`terrain`,()=>{this.painter.markTerrainDepthDirty(),this._update(!0)}),this.once(`idle`,()=>this._idleTriggered=!0),this._handlers=new Om(this,this._camera,t),typeof window<`u`&&(this._ownerWindow.addEventListener(`online`,this._onWindowOnline,!1),this._setupResizeObserver());let n=typeof t.hash==`string`&&t.hash||void 0;this._hash=t.hash?new Dp(n).addTo(this):void 0,this._hash?._onHashChange()||(this.jumpTo({center:t.center,elevation:t.elevation,zoom:t.zoom,bearing:t.bearing,pitch:t.pitch,roll:t.roll}),t.bounds&&(this.resize(),this.fitBounds(t.bounds,R({},t.fitBoundsOptions,{duration:0}))));let r=typeof t.style==`string`||t.style?.projection?.type!==`globe`;this.resize(null,r),this._localIdeographFontFamily=t.localIdeographFontFamily,this._validateStyle=t.validateStyle,t.style&&this.setStyle(t.style,{localIdeographFontFamily:t.localIdeographFontFamily}),t.attributionControl&&this.addControl(new jm(typeof t.attributionControl==`boolean`?void 0:t.attributionControl)),t.maplibreLogo&&this.addControl(new Mm,t.logoPosition),this.on(`style.load`,()=>{if(r||this._resizeTransform(),this._camera.transform.unmodified){let e=Tr(this.style.stylesheet,[`center`,`zoom`,`bearing`,`pitch`,`roll`]);this.jumpTo(e)}}),this.on(`data`,e=>{this._update(e.dataType===`style`),this.fire(e.dataType===`style`?new $r(`styledata`,e):new q(`sourcedata`,e))}),this.on(`dataloading`,e=>{this.fire(e.dataType===`style`?new $r(`styledataloading`,e):new q(`sourcedataloading`,e))}),this.on(`dataabort`,e=>{this.fire(new q(`sourcedataabort`,e))})}_getMapId(){return this._mapId}setGlobalStateProperty(e,t){return this.style.setGlobalStateProperty(e,t),this._update(!0)}getGlobalState(){return this.style.getGlobalState()}addControl(e,t){if(t===void 0&&(t=e.getDefaultPosition?e.getDefaultPosition():`top-right`),!e?.onAdd)return this.fire(new B(/* @__PURE__ */ Error(`Invalid argument to map.addControl(). Argument must be a control with onAdd and onRemove methods.`)));let n=e.onAdd(this);this._controls.push(e);let r=this._controlPositions[t];return t.includes(`bottom`)?r.insertBefore(n,r.firstChild):r.appendChild(n),this}removeControl(e){if(!e?.onRemove)return this.fire(new B(/* @__PURE__ */ Error(`Invalid argument to map.removeControl(). Argument must be a control with onAdd and onRemove methods.`)));let t=this._controls.indexOf(e);return t>-1&&this._controls.splice(t,1),e.onRemove(this),this}hasControl(e){return this._controls.includes(e)}coveringTiles(e){return Fo(this._camera.transform,e)}setTransformCameraUpdate(e){this._camera.transformCameraUpdate=e}getCenter(){return new H(this._camera.transform.center.lng,this._camera.transform.center.lat)}setCenter(e,t){return this._camera.setCenter(e,t),this}getCenterElevation(){return this._camera.transform.elevation}setCenterElevation(e,t){return this._camera.setCenterElevation(e,t),this}setCenterClampedToGround(e){this._camera.setCenterClampedToGround(e)}panBy(e,t,n){return this._camera.panBy(e,t,n),this}panTo(e,t,n){return this._camera.panTo(e,t,n),this}getZoom(){return this._camera.transform.zoom}setZoom(e,t){return this._camera.setZoom(e,t),this}zoomTo(e,t,n){return this._camera.zoomTo(e,t,n),this}zoomIn(e,t){return this._camera.zoomIn(e,t),this}zoomOut(e,t){return this._camera.zoomOut(e,t),this}getVerticalFieldOfView(){return this._camera.transform.fov}setVerticalFieldOfView(e,t){return this._camera.setVerticalFieldOfView(e,t),this}getBearing(){return this._camera.transform.bearing}setBearing(e,t){return this._camera.setBearing(e,t),this}getZoomSnap(){return this._camera.getZoomSnap()}setZoomSnap(e){return this._camera.setZoomSnap(e),this}getPadding(){return this._camera.transform.padding}setPadding(e,t){return this._camera.setPadding(e,t),this}rotateTo(e,t,n){return this._camera.rotateTo(e,t,n),this}resetNorth(e,t){return this._camera.resetNorth(e,t),this}resetNorthPitch(e,t){return this._camera.resetNorthPitch(e,t),this}snapToNorth(e,t){return this._camera.snapToNorth(e,t),this}getPitch(){return this._camera.transform.pitch}setPitch(e,t){return this._camera.setPitch(e,t),this}getRoll(){return this._camera.transform.roll}setRoll(e,t){return this._camera.setRoll(e,t),this}cameraForBounds(e,t){return this._camera.cameraForBounds(e,t)}fitBounds(e,t,n){return this._camera.fitBounds(e,t,n),this}fitScreenCoordinates(e,t,n,r,i){return this._camera.fitScreenCoordinates(e,t,n,r,i),this}jumpTo(e,t){return this._camera.jumpTo(e,t),this}calculateAnchoredCameraOptions(e){return this._camera.calculateAnchoredCameraOptions(e)}calculateCameraOptionsFromCameraLngLatAltRotation(e,t,n,r,i){return this._camera.calculateCameraOptionsFromCameraLngLatAltRotation(e,t,n,r,i)}easeTo(e,t){return this._camera.easeTo(e,t),this}flyTo(e,t){return this._camera.flyTo(e,t),this}stop(){return this._camera.stop(),this}queryTerrainElevation(e){return this.terrain?this.terrain.getElevationForLngLat(H.convert(e),this._camera.transform):null}getCenterClampedToGround(){return this._camera.getCenterClampedToGround()}calculateCameraOptionsFromTo(e,t,n,r){return r==null&&this.terrain&&(r=this.terrain.getElevationForLngLat(n,this._camera.transform)),this._camera.transform.calculateCameraOptionsFromTo(e,t,n,r??0)}resize(e,t=!0){if(this._lostContextStyle.style!==null)return this;this._resizeInternal(t);let n=!this._camera._moving;return n&&(this.stop(),this.fire(new K(`movestart`,e)).fire(new K(`move`,e))),this.fire(new Zr(`resize`,e)),n&&this.fire(new K(`moveend`,e)),this}_resizeInternal(e=!0){let[t,n]=this._containerDimensions(),r=this._getClampedPixelRatio(t,n);if(this._resizeCanvas(t,n,r),this.painter.resize(t,n,r),this.painter.overLimit()){let e=this.painter.context.gl;this._maxCanvasSize=[e.drawingBufferWidth,e.drawingBufferHeight];let r=this._getClampedPixelRatio(t,n);this._resizeCanvas(t,n,r),this.painter.resize(t,n,r)}this._resizeTransform(e)}_resizeTransform(e=!0){let[t,n]=this._containerDimensions();this._camera.transform.resize(t,n,e),this._camera._requestedCameraState?.resize(t,n,e)}_getClampedPixelRatio(e,t){let{0:n,1:r}=this._maxCanvasSize,i=this.getPixelRatio(),a=e*i,o=t*i,s=a>n?n/a:1,c=o>r?r/o:1,l=Math.min(s,c);return l<1&&I(`The canvas is larger than maxCanvasSize and is rendered at a lower pixel ratio to fit. Increase maxCanvasSize, within MAX_TEXTURE_SIZE, to render at full resolution.`),l*i}getPixelRatio(){return this._overridePixelRatio??devicePixelRatio}setPixelRatio(e){this._overridePixelRatio=e,this.resize()}getBounds(){return this._camera.transform.getBounds()}getMaxBounds(){return this._camera.transform.getMaxBounds()}setMaxBounds(e){return this._camera.applyTransformChange(t=>t.setMaxBounds(wa.convert(e))),this._update()}setMinZoom(e){if(e??=-2,e>=-2&&e<=this._camera.transform.maxZoom){let t=this._camera.transform.zoom;return this._camera.applyTransformChange(t=>t.setMinZoom(e)),this._update(),t!==this._camera.transform.zoom&&this.fire(new K(`zoomstart`)).fire(new K(`zoom`)).fire(new K(`zoomend`)).fire(new K(`movestart`)).fire(new K(`move`)).fire(new K(`moveend`)),this}throw Error(`minZoom must be between -2 and the current maxZoom, inclusive`)}getMinZoom(e=!1){let t=this._camera.transform;return e?t.applyConstrain(t.center,t.minZoom).zoom:t.minZoom}setMaxZoom(e){if(e??=22,e>=this._camera.transform.minZoom){let t=this._camera.transform.zoom;return this._camera.applyTransformChange(t=>t.setMaxZoom(e)),this._update(),t!==this._camera.transform.zoom&&this.fire(new K(`zoomstart`)).fire(new K(`zoom`)).fire(new K(`zoomend`)).fire(new K(`movestart`)).fire(new K(`move`)).fire(new K(`moveend`)),this}throw Error(`maxZoom must be greater than the current minZoom`)}getMaxZoom(){return this._camera.transform.maxZoom}setMinPitch(e){if(e??=0,e<0)throw Error(`minPitch must be greater than or equal to 0`);if(e>=0&&e<=this._camera.transform.maxPitch){let t=this._camera.transform.pitch;return this._camera.applyTransformChange(t=>t.setMinPitch(e)),this._update(),t!==this._camera.transform.pitch&&this.fire(new K(`pitchstart`)).fire(new K(`pitch`)).fire(new K(`pitchend`)).fire(new K(`movestart`)).fire(new K(`move`)).fire(new K(`moveend`)),this}throw Error(`minPitch must be between 0 and the current maxPitch, inclusive`)}getMinPitch(){return this._camera.transform.minPitch}setMaxPitch(e){if(e??=60,e>180)throw Error(`maxPitch must be less than or equal to 180`);if(e>=this._camera.transform.minPitch){let t=this._camera.transform.pitch;return this._camera.applyTransformChange(t=>t.setMaxPitch(e)),this._update(),t!==this._camera.transform.pitch&&this.fire(new K(`pitchstart`)).fire(new K(`pitch`)).fire(new K(`pitchend`)).fire(new K(`movestart`)).fire(new K(`move`)).fire(new K(`moveend`)),this}throw Error(`maxPitch must be greater than the current minPitch`)}getMaxPitch(){return this._camera.transform.maxPitch}getAnisotropicFilterPitch(){return this._anisotropicFilterPitch}setAnisotropicFilterPitch(e){if(e??=20,e>180)throw Error(`anisotropicFilterPitch must be less than or equal to 180`);if(e<0)throw Error(`anisotropicFilterPitch must be greater than or equal to 0`);return this._anisotropicFilterPitch=e,this._update()}getRenderWorldCopies(){return this._camera.transform.renderWorldCopies}setRenderWorldCopies(e){return this._camera.applyTransformChange(t=>t.setRenderWorldCopies(e)),this._update()}setTransformConstrain(e){return this._camera.applyTransformChange(t=>t.setConstrainOverride(e)),this._update()}project(e){return this._camera.transform.locationToScreenPoint(H.convert(e),this.style&&this.terrain)}unproject(e){return this._camera.transform.screenPointToLocation(N.convert(e),this.terrain)}isMoving(){return this._camera.isMoving()||this._handlers?.isMoving()||!1}isZooming(){return this._camera.isZooming()||this._handlers?.isZooming()||!1}isRotating(){return this._camera.isRotating()||this._handlers?.isRotating()||!1}_createDelegates(e,t,n){if(e===`mouseenter`||e===`mouseover`){let r=!1;return{mousemove:i=>{let a=t.filter(e=>this.getLayer(e)),o=a.length===0?[]:this.queryRenderedFeatures(i.point,{layers:a});o.length?r||(r=!0,n.call(this,new ei(e,this,i.originalEvent,{features:o}))):r=!1},mouseout:()=>{r=!1}}}if(e===`mouseleave`||e===`mouseout`){let r=!1;return{mousemove:i=>{let a=t.filter(e=>this.getLayer(e));(a.length===0?[]:this.queryRenderedFeatures(i.point,{layers:a})).length?r=!0:r&&(r=!1,n.call(this,new ei(e,this,i.originalEvent)))},mouseout:t=>{r&&(r=!1,n.call(this,new ei(e,this,t.originalEvent)))}}}{let r=e=>{let r=t.filter(e=>this.getLayer(e)),i=r.length===0?[]:this.queryRenderedFeatures(e.point,{layers:r});i.length&&(e.features=i,n.call(this,e),delete e.features)};return{[e]:r}}}_addDelegatedListener(e,t){this._delegatedListeners||={},this._delegatedListeners[e]||=[],this._delegatedListeners[e].push(t);for(let e in t.delegates)this.on(e,t.delegates[e])}_removeDelegatedListener(e,t,n){if(!this._delegatedListeners?.[e])return;let r=this._delegatedListeners[e];for(let e=0;et.includes(e))){for(let e in i.delegates)this.off(e,i.delegates[e]);r.splice(e,1);return}}}on(e,t,n){if(n===void 0)return super.on(e,t);let r=typeof t==`string`?[t]:t,i={layers:r,listener:n,delegates:this._createDelegates(e,r,n)};return this._addDelegatedListener(e,i),{unsubscribe:()=>{this._removeDelegatedListener(e,r,n)}}}once(e,t,n){if(n===void 0)return super.once(e,t);let r=typeof t==`string`?[t]:t,i={layers:r,listener:n,delegates:this._createDelegates(e,r,t=>{this._removeDelegatedListener(e,r,n),n.call(this,t)})};return this._addDelegatedListener(e,i),this}off(e,t,n){if(n===void 0)return super.off(e,t);let r=typeof t==`string`?[t]:t;return this._removeDelegatedListener(e,r,n),this}queryRenderedFeatures(e,t){if(!this.style)return[];let n,r=e instanceof N||Array.isArray(e),i=r?e:[[0,0],[this._camera.transform.width,this._camera.transform.height]];if(t||=(r?{}:e)||{},i instanceof N||typeof i[0]==`number`)n=[N.convert(i)];else{let e=N.convert(i[0]),t=N.convert(i[1]);n=[e,new N(t.x,e.y),t,new N(e.x,t.y),e]}return this.style.queryRenderedFeatures(n,t,this._camera.transform)}querySourceFeatures(e,t){return this.style.querySourceFeatures(e,t)}setStyle(e,t){return t=R({},{localIdeographFontFamily:this._localIdeographFontFamily,validate:this._validateStyle},t),this._styleUrl=typeof e==`string`?e:null,t.diff!==!1&&t.localIdeographFontFamily===this._localIdeographFontFamily&&this.style&&e?(this._diffStyle(e,t),this):(this._localIdeographFontFamily=t.localIdeographFontFamily,this._updateStyle(e,t))}setTransformRequest(e){return this._requestManager.setTransformRequest(e),this}_getUIString(e){let t=this._locale[e];if(t==null)throw Error(`Missing UI string '${e}'`);return t}_updateStyle(e,t){if(this._diffStyleRequest?.abort(),this._diffStyleRequest=null,t.transformStyle&&this.style&&!this.style._loaded){this.style.once(`style.load`,()=>this._updateStyle(e,t));return}let n=this.style&&t.transformStyle?this.style.serialize():void 0;if(this.style&&(this.style.setEventedParent(null),this.style._remove(!e)),e)this.style=new kl(this,t||{});else return this._frameRequest&&=(this._frameRequest.abort(),null),this.style?.projection?.destroy(),delete this.style,this;return this.style.setEventedParent(this,{style:this.style}),typeof e==`string`?this.style.loadURL(e,t,n):this.style.loadJSON(e,t,n),this}_lazyInitEmptyStyle(){this.style||(this.style=new kl(this,{}),this.style.setEventedParent(this,{style:this.style}),this.style.loadEmpty())}async _diffStyle(e,t){if(this._diffStyleRequest?.abort(),typeof e==`string`){let n=e;this._diffStyleRequest=new AbortController;let r=this._diffStyleRequest;try{let e=await this._requestManager.transformRequest(n,`Style`);if(r.signal.aborted){this._diffStyleRequest=null;return}let i=await Ke(e,r);this._diffStyleRequest=null,this._updateDiff(i.data,t)}catch(e){this._diffStyleRequest=null,Ce(e)||this.fire(new B(Le(e)))}}else typeof e==`object`&&(this._diffStyleRequest=null,this._updateDiff(e,t))}_updateDiff(e,t){try{this.style.setState(e,t)&&this._update(!0)}catch(n){I(`Unable to perform style diff: ${Le(n).message}. Rebuilding the style from scratch.`),this._updateStyle(e,t)}}getStyle(){if(this.style)return this.style.serialize()}getStyleUrl(){return this._styleUrl}_getStyleAndImages(){return this.style?{style:this.style.serialize(),images:this.style.imageManager.cloneImages()}:{style:null,images:{}}}isStyleLoaded(){if(!this.style){I(`There is no style added to the map.`);return}return this.style.loaded()}addSource(e,t){return this._lazyInitEmptyStyle(),this.style.addSource(e,t),this._update(!0)}isSourceLoaded(e){let t=this.style?.tileManagers[e];if(t===void 0){this.fire(new B(/* @__PURE__ */ Error(`There is no tile manager with ID '${e}'`)));return}return t.loaded()}setTerrain(e,t={}){if(this.style._checkLoaded(),e&&jt(this,Mn.terrain,{value:e},t))return this;if(this._terrainDataCallback&&this.style.off(`data`,this._terrainDataCallback),!e)this.terrain&&this.terrain.destroy(),this.terrain=null,this.painter.renderToTexture=null,this.painter.destroyRTTResources(),this._camera.setTerrain(null);else{let t=this.style.tileManagers[e.source];if(!t)throw Error(`cannot load terrain, because there exists no source with ID: ${e.source}`);this.terrain===null&&t.reload();for(let t in this.style._layers){let n=this.style._layers[t];n.type===`hillshade`&&n.source===e.source&&I(`You are using the same source for a hillshade layer and for 3D terrain. Please consider using two separate sources to improve rendering quality.`),n.type===`color-relief`&&n.source===e.source&&I(`You are using the same source for a color-relief layer and for 3D terrain. Please consider using two separate sources to improve rendering quality.`)}this.terrain&&this.terrain.destroy(),this.terrain=new Cc(this.painter,t,e,this._terrainSkirtLength),this.painter.renderToTexture=new Lm(this.painter,this.terrain),this._camera.setTerrain(this.terrain),this._terrainDataCallback=t=>this._handleTerrainDataEvent(t,e.source),this.style.on(`data`,this._terrainDataCallback)}return this.style.triggerSymbolPlacement(),this.fire(new ii({terrain:e})),this}_handleTerrainDataEvent(e,t){if(e.dataType===`style`){this.terrain.tileManager.releaseAllRTT();return}let n=e.sourceId===t;if(n&&(this.terrain.resetElevationCache(),this.style.triggerSymbolPlacement()),n&&e.tile&&(this.painter.markTerrainDepthDirty(),this._camera.applyTerrainChange()),e.tile){if(e.source?.type===`image`){this.terrain.tileManager.releaseAllRTT();return}this.terrain.tileManager.releaseRTT(e.tile.tileID)}}getTerrain(){return this.terrain?.options??null}areTilesLoaded(){let e=this.style?.tileManagers;for(let t of Object.values(e))if(!t.areTilesLoaded())return!1;return!0}removeSource(e){return this.style.removeSource(e),this._update(!0)}getSource(e){return this.style?.getSource(e)}setSourceTileLodParams(e,t,n){if(n){let r=this.getSource(n);if(!r)throw Error(`There is no source with ID "${n}", cannot set LOD parameters`);r.calculateTileZoom=ko(Math.max(1,e),Math.max(1,t))}else for(let n in this.style.tileManagers)this.style.tileManagers[n].getSource().calculateTileZoom=ko(Math.max(1,e),Math.max(1,t));return this._update(!0),this}refreshTiles(e,t){let n=this.style.tileManagers[e];if(!n)throw Error(`There is no tile manager with ID "${e}", cannot refresh tile`);t===void 0?n.reload(!0):n.refreshTiles(t.map(e=>new nr(e.z,e.x,e.y)))}addImage(e,t,n={}){this._lazyInitEmptyStyle();let r=this._createStyleImage(t,n);return r?(this.style.addImage(e,r),r.userImage?.onAdd&&r.userImage.onAdd(this,e),this):this}setMissingStyleImageResolver(e){return this._missingStyleImageResolver=e,this.style?.setMissingImageResolver(e),this}_createStyleImage(e,t={}){let{pixelRatio:n=1,sdf:r=!1,stretchX:i,stretchY:a,content:o,textFitWidth:s,textFitHeight:c}=t;if(e instanceof HTMLImageElement||Bt(e)){let{width:t,height:l,data:u}=Rr.getImageData(e);return{data:new x({width:t,height:l},u),pixelRatio:n,stretchX:i,stretchY:a,content:o,textFitWidth:s,textFitHeight:c,sdf:r,version:0}}if(e.width===void 0||e.height===void 0)return this.fire(new B(/* @__PURE__ */ Error("Invalid arguments to map.addImage(). 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this._lazyInitEmptyStyle(),this.style.addLayer(e,t),this._update(!0)}moveLayer(e,t){return this.style.moveLayer(e,t),this._update(!0)}removeLayer(e){return this.style.removeLayer(e),this._update(!0)}getLayer(e){return this.style?.getLayer(e)}getLayersOrder(){return this.style?.getLayersOrder()??[]}setLayerZoomRange(e,t,n){return this.style.setLayerZoomRange(e,t,n),this._update(!0)}setFilter(e,t,n={}){return this.style?.setFilter(e,t,n),this._update(!0)}getFilter(e){return this.style.getFilter(e)}setPaintProperty(e,t,n,r={}){return this.style?.setPaintProperty(e,t,n,r),this._update(!0)}getPaintProperty(e,t){return this.style.getPaintProperty(e,t)}setLayoutProperty(e,t,n,r={}){return this.style.setLayoutProperty(e,t,n,r),this._update(!0)}getLayoutProperty(e,t){return this.style.getLayoutProperty(e,t)}setGlyphs(e,t={}){return this._lazyInitEmptyStyle(),this.style.setGlyphs(e,t),this._update(!0)}getGlyphs(){return this.style.getGlyphsUrl()}setFontFaces(e){return this._lazyInitEmptyStyle(),this.style.setFontFaces(e),this._update(!0)}getFontFaces(){return this.style.getFontFaces()}addSprite(e,t,n={}){return this._lazyInitEmptyStyle(),this.style.addSprite(e,t,n,e=>{e||this._update(!0)}),this}removeSprite(e){return this._lazyInitEmptyStyle(),this.style.removeSprite(e),this._update(!0)}getSprite(){return this.style.getSprite()}setSprite(e,t={}){return this._lazyInitEmptyStyle(),this.style.setSprite(e,t,e=>{e||this._update(!0)}),this}setLight(e,t={}){return this._lazyInitEmptyStyle(),this.style.setLight(e,t),this._update(!0)}getLight(){return this.style.getLight()}setSky(e,t={}){return this._lazyInitEmptyStyle(),this.style.setSky(e,t),this._update(!0)}getSky(){return this.style.getSky()}setFeatureState(e,t){return this.style.setFeatureState(e,t),this._update()}removeFeatureState(e,t){return this.style.removeFeatureState(e,t),this._update()}getFeatureState(e){return this.style.getFeatureState(e)}getContainer(){return this._container}getCanvasContainer(){return this._canvasContainer}getCanvas(){return this._canvas}_containerDimensions(){let e=0,t=0;return this._container&&(e=Math.floor(this._container.clientWidth)||400,t=Math.floor(this._container.clientHeight)||300),[e,t]}_shouldHandleInitialResize(){if(!this._container?.clientWidth||!this._container.clientHeight)return!1;let[e,t]=this._containerDimensions();return e!==this._camera.transform.width||t!==this._camera.transform.height}_setupResizeObserver(){let e=!1,t=Ep(e=>{this._trackResize&&!this._removed&&(this.resize(e),this.redraw())},50),n=this._ownerWindow.ResizeObserver??ResizeObserver;this._resizeObserver=new n(n=>{!e&&(e=!0,!this._shouldHandleInitialResize())||t(n)}),this._resizeObserver.observe(this._container)}_resolveContainer(e){if(typeof e==`string`){let t=document.getElementById(e);if(!t)throw Error(`Container '${e}' not found.`);return t}if(e instanceof HTMLElement||e&&typeof e==`object`&&e.nodeType===1)return e;throw Error(`Invalid type: 'container' must be a String or HTMLElement.`)}_setupContainer(){let e=this._containerDimensions(),t=this._getClampedPixelRatio(e[0],e[1]),n=this._container;n.classList.add(`maplibregl-map`);let r=this._canvasContainer=G.create(`div`,`maplibregl-canvas-container`,n);this._interactive&&r.classList.add(`maplibregl-interactive`),this._canvas=G.create(`canvas`,`maplibregl-canvas`,r),this._canvas.addEventListener(`webglcontextlost`,this._contextLost,!1),this._canvas.addEventListener(`webglcontextrestored`,this._contextRestored,!1),this._canvas.setAttribute(`tabindex`,this._interactive?`0`:`-1`),this._canvas.setAttribute(`aria-label`,this._getUIString(`Map.Title`)),this._canvas.setAttribute(`role`,`region`),this._resizeCanvas(e[0],e[1],t);let i=this._controlContainer=G.create(`div`,`maplibregl-control-container`,n),a=this._controlPositions={};for(let e of[`top-left`,`top-right`,`bottom-left`,`bottom-right`])a[e]=G.create(`div`,`maplibregl-ctrl-${e} `,i);this._container.addEventListener(`scroll`,this._onMapScroll,!1)}_cleanupContainer(){this._canvas.removeEventListener(`webglcontextrestored`,this._contextRestored,!1),this._canvas.removeEventListener(`webglcontextlost`,this._contextLost,!1),this._canvasContainer.remove(),this._controlContainer.remove(),this._container.removeEventListener(`scroll`,this._onMapScroll,!1),this._container.classList.remove(`maplibregl-map`)}_resizeCanvas(e,t,n){let r=Math.round(n*e),i=Math.round(n*t);this._canvas.width=r,this._canvas.height=i,this._canvas.style.width=`${r/n}px`,this._canvas.style.height=`${i/n}px`}_setupPainter(){let e={...this._canvasContextAttributes,alpha:!0,depth:!0,stencil:!0,premultipliedAlpha:!0},t=null;this._canvas.addEventListener(`webglcontextcreationerror`,e=>{t=e},{once:!0});let n=this._canvas.getContext(`webgl2`,e);if(!n)throw new Tp(e,t);this.painter=new wp(n,this._camera.transform)}migrateProjection(e,t){this._camera.migrateProjection(e,t),this.painter.transform=e,this.fire(new ai({newProjection:this.style.projection.name}))}loaded(){return!this._styleDirty&&!this._sourcesDirty&&!!this.style&&this.style.loaded()}_update(e){return this.style?._loaded?(this._styleDirty||=e,this._sourcesDirty=!0,this.triggerRepaint(),this):this}_requestRenderFrame(e){return this._update(),this._renderTaskQueue.add(e)}_cancelRenderFrame(e){this._renderTaskQueue.remove(e)}_render(e){let t=this._idleTriggered?this._fadeDuration:0,n=this.style.projection?.transitionState>0;if(this.painter.context.setDirty(),this.painter.setBaseState(),this._renderTaskQueue.run(e),this._removed)return;let r=!1;if(this.style&&this._styleDirty){this._styleDirty=!1;let e=this._camera.transform.zoom,n=W();this.style.zoomHistory.update(e,n);let i=new qt(e,{now:n,fadeDuration:t,zoomHistory:this.style.zoomHistory,transition:this.style.getTransition()}),a=i.crossFadingFactor();(a!==1||a!==this._crossFadingFactor)&&(r=!0,this._crossFadingFactor=a),this.style.update(i)}let i=this.style.projection?.transitionState>0!==n;this._camera.transform.setTransitionState(this.style.projection?.transitionState),this.style&&(this._sourcesDirty||i)&&(this._sourcesDirty=!1,this.style._updateSources(this._camera.transform)),this.terrain?(this.terrain.tileManager.update(this._camera.transform,this.terrain)&&this.terrain.resetElevationCache(),this._camera.transform.setMinElevationForCurrentTile(this.terrain.getMinTileElevationForLngLatZoom(this._camera.transform.center,this._camera.transform.tileZoom)),!this._camera.elevationFreeze&&this.getCenterClampedToGround()&&this._camera.transform.setElevation(this.terrain.getElevationForLngLat(this._camera.transform.center,this._camera.transform))):(this._camera.transform.setMinElevationForCurrentTile(0),this.getCenterClampedToGround()&&this._camera.transform.setElevation(0)),this._placementDirty=this.style?._updatePlacement(this._camera.transform,this.showCollisionBoxes,t,this._crossSourceCollisions,i),this.painter.render(this.style,{showTileBoundaries:this.showTileBoundaries,showOverdrawInspector:this._showOverdrawInspector,rotating:this.isRotating(),zooming:this.isZooming(),moving:this.isMoving(),fadeDuration:t,showPadding:this.showPadding,anisotropicFilterPitch:this.getAnisotropicFilterPitch()}),this.fire(new Zr(`render`)),this.loaded()&&!this._loaded&&(this._loaded=!0,this.fire(new Zr(`load`))),this.style&&(this.style.hasTransitions()||r)&&(this._styleDirty=!0),this.style&&!this._placementDirty&&this.style._releaseSymbolFadeTiles();let a=this._sourcesDirty||this._styleDirty||this._placementDirty||this.painter.renderToTexture?.needsFollowUpFrame;return a||this._repaint?this.triggerRepaint():!this.isMoving()&&this.loaded()&&this.fire(new Zr(`idle`)),this._loaded&&!this._fullyLoaded&&!a&&(this._fullyLoaded=!0),this}redraw(){return this.style&&(this._frameRequest&&=(this._frameRequest.abort(),null),this._render(0)),this}remove(){this._hash&&this._hash.remove();for(let e of this._controls)e.onRemove(this);this._controls=[],this._frameRequest&&=(this._frameRequest.abort(),null),this._renderTaskQueue.clear(),this._diffStyleRequest?.abort(),this.painter.destroy(),this._handlers.destroy(),this.setStyle(null),typeof window<`u`&&this._ownerWindow.removeEventListener(`online`,this._onWindowOnline,!1),Yr.removeThrottleControl(this._imageQueueHandle),this._resizeObserver?.disconnect();let e=this.painter.context.gl.getExtension(`WEBGL_lose_context`);e?.loseContext&&e.loseContext(),this._cleanupContainer(),this._removed=!0,this.fire(new Zr(`remove`))}triggerRepaint(){this.style&&!this._frameRequest&&(this._frameRequest=new AbortController,Rr.frame(this._frameRequest,e=>{this._frameRequest=null;try{this._render(e)}catch(e){if(!Ce(e))throw e}},()=>{},this._ownerWindow))}get showTileBoundaries(){return!!this._showTileBoundaries}set showTileBoundaries(e){this._showTileBoundaries!==e&&(this._showTileBoundaries=e,this._update())}get showPadding(){return!!this._showPadding}set showPadding(e){this._showPadding!==e&&(this._showPadding=e,this._update())}get showCollisionBoxes(){return!!this._showCollisionBoxes}set showCollisionBoxes(e){this._showCollisionBoxes!==e&&(this._showCollisionBoxes=e,e?this.style._generateCollisionBoxes():this._update())}get showOverdrawInspector(){return!!this._showOverdrawInspector}set showOverdrawInspector(e){this._showOverdrawInspector!==e&&(this._showOverdrawInspector=e,this._update())}get repaint(){return!!this._repaint}set repaint(e){this._repaint!==e&&(this._repaint=e,this.triggerRepaint())}get vertices(){return!!this._vertices}set vertices(e){this._vertices=e,this._update()}get version(){return zm}getCameraTargetElevation(){return this._camera.transform.elevation}getProjection(){return this.style.getProjection()}setProjection(e){return this._lazyInitEmptyStyle(),this.style.setProjection(e),this._update(!0)}};const Hm={showCompass:!0,showZoom:!0,visualizePitch:!1,visualizeRoll:!0};var Um=class{constructor(e){this._updateZoomButtons=()=>{let e=this._map.getZoom(),t=e===this._map.getMaxZoom(),n=e===this._map.getMinZoom(!0);this._zoomInButton.disabled=t,this._zoomOutButton.disabled=n,this._zoomInButton.setAttribute(`aria-disabled`,t.toString()),this._zoomOutButton.setAttribute(`aria-disabled`,n.toString())},this._rotateCompassArrow=()=>{let e=this._map.getPitch(),t=this._map.getRoll(),n=this._map.getBearing(),r=1/Math.cos(_t(e))**.5;if(this.options.visualizePitch&&this.options.visualizeRoll){this._compassIcon.style.transform=`scale(${r}) rotateZ(${-t}deg) rotateX(${e}deg) rotateZ(${-n}deg)`;return}if(this.options.visualizePitch){this._compassIcon.style.transform=`scale(${r}) rotateX(${e}deg) rotateZ(${-n}deg)`;return}if(this.options.visualizeRoll){this._compassIcon.style.transform=`rotate(${-n-t}deg)`;return}this._compassIcon.style.transform=`rotate(${-n}deg)`},this._setButtonTitle=(e,t)=>{let n=this._map._getUIString(`NavigationControl.${t}`);e.title=n,e.setAttribute(`aria-label`,n)},this.options=R({},Hm,e),this._container=G.create(`div`,`maplibregl-ctrl maplibregl-ctrl-group`),this._container.addEventListener(`contextmenu`,e=>e.preventDefault()),this.options.showZoom&&(this._zoomInButton=this._createButton(`maplibregl-ctrl-zoom-in`,e=>this._map.zoomIn({},{originalEvent:e})),G.create(`span`,`maplibregl-ctrl-icon`,this._zoomInButton).setAttribute(`aria-hidden`,`true`),this._zoomOutButton=this._createButton(`maplibregl-ctrl-zoom-out`,e=>this._map.zoomOut({},{originalEvent:e})),G.create(`span`,`maplibregl-ctrl-icon`,this._zoomOutButton).setAttribute(`aria-hidden`,`true`)),this.options.showCompass&&(this._compass=this._createButton(`maplibregl-ctrl-compass`,e=>{this.options.visualizePitch?this._map.resetNorthPitch({},{originalEvent:e}):this._map.resetNorth({},{originalEvent:e})}),this._compassIcon=G.create(`span`,`maplibregl-ctrl-icon`,this._compass),this._compassIcon.setAttribute(`aria-hidden`,`true`))}onAdd(e){return this._map=e,this.options.showZoom&&(this._setButtonTitle(this._zoomInButton,`ZoomIn`),this._setButtonTitle(this._zoomOutButton,`ZoomOut`),this._map.on(`move`,this._updateZoomButtons),this._updateZoomButtons()),this.options.showCompass&&(this._setButtonTitle(this._compass,`ResetBearing`),this.options.visualizePitch&&this._map.on(`pitch`,this._rotateCompassArrow),this.options.visualizeRoll&&this._map.on(`roll`,this._rotateCompassArrow),this._map.on(`rotate`,this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new Wm(this._map,this._compass,this.options.visualizePitch)),this._container}onRemove(){this._container.remove(),this.options.showZoom&&this._map.off(`move`,this._updateZoomButtons),this.options.showCompass&&(this.options.visualizePitch&&this._map.off(`pitch`,this._rotateCompassArrow),this.options.visualizeRoll&&this._map.off(`roll`,this._rotateCompassArrow),this._map.off(`rotate`,this._rotateCompassArrow),this._handler.off(),delete this._handler),delete this._map}_createButton(e,t){let n=G.create(`button`,e,this._container);return n.type=`button`,n.addEventListener(`click`,t),n}},Wm=class{constructor(e,t,n=!1){this.mousedown=e=>{this.startMove(e,G.mousePos(this.element,e)),window.addEventListener(`mousemove`,this.mousemove),window.addEventListener(`mouseup`,this.mouseup)},this.mousemove=e=>{this.move(e,G.mousePos(this.element,e))},this.mouseup=e=>{this._rotatePitchHandler.dragEnd(e),this.offTemp()},this.touchstart=e=>{e.targetTouches.length===1?(this._startPos=this._lastPos=G.touchPos(this.element,e.targetTouches)[0],this.startMove(e,this._startPos),window.addEventListener(`touchmove`,this.touchmove,{passive:!1}),window.addEventListener(`touchend`,this.touchend)):this.reset()},this.touchmove=e=>{e.targetTouches.length===1?(this._lastPos=G.touchPos(this.element,e.targetTouches)[0],this.move(e,this._lastPos)):this.reset()},this.touchend=e=>{e.targetTouches.length===0&&this._startPos&&this._lastPos&&this._startPos.dist(this._lastPos){this._rotatePitchHandler.reset(),delete this._startPos,delete this._lastPos,this.offTemp()},this._clickTolerance=10,this.element=t;let r=new Xp;this._rotatePitchHandler=new Gp({clickTolerance:3,move:(e,r)=>{let i=t.getBoundingClientRect(),a=new N((i.bottom-i.top)/2,(i.right-i.left)/2);return{bearingDelta:dn(new N(e.x,r.y),r,a),pitchDelta:n?(r.y-e.y)*-.5:void 0}},moveStateManager:r,enable:!0,assignEvents:()=>{}}),this.map=e,t.addEventListener(`mousedown`,this.mousedown),t.addEventListener(`touchstart`,this.touchstart,{passive:!1}),t.addEventListener(`touchcancel`,this.reset)}startMove(e,t){this._rotatePitchHandler.dragStart(e,t),G.disableDrag()}move(e,t){let n=this.map,{bearingDelta:r,pitchDelta:i}=this._rotatePitchHandler.dragMove(e,t)||{};r&&n.setBearing(n.getBearing()+r),i&&n.setPitch(n.getPitch()+i)}off(){let e=this.element;e.removeEventListener(`mousedown`,this.mousedown),e.removeEventListener(`touchstart`,this.touchstart),window.removeEventListener(`touchmove`,this.touchmove),window.removeEventListener(`touchend`,this.touchend),e.removeEventListener(`touchcancel`,this.reset),this.offTemp()}offTemp(){G.enableDrag(),window.removeEventListener(`mousemove`,this.mousemove),window.removeEventListener(`mouseup`,this.mouseup),window.removeEventListener(`touchmove`,this.touchmove),window.removeEventListener(`touchend`,this.touchend)}};let Gm;async function Km(e=!1){if(Gm!==void 0&&!e)return Gm;if(window.navigator.permissions===void 0)return Gm=!!window.navigator.geolocation,Gm;try{Gm=(await window.navigator.permissions.query({name:`geolocation`})).state!==`denied`}catch{Gm=!!window.navigator.geolocation}return Gm}function qm(e,t,n,r=!1){if(r||!n.getCoveringTilesDetailsProvider().allowWorldCopies())return e?.wrap();let i=new H(e.lng,e.lat);if(e=new H(e.lng,e.lat),t){let r=new H(e.lng-360,e.lat),i=new H(e.lng+360,e.lat),a=n.locationToScreenPoint(e).distSqr(t);n.locationToScreenPoint(r).distSqr(t)180;){let t=n.locationToScreenPoint(e);if(t.x>=0&&t.y>=0&&t.x<=n.width&&t.y<=n.height)break;e.lng>n.center.lng?e.lng-=360:e.lng+=360}return e.lng!==i.lng&&n.isPointOnMapSurface(n.locationToScreenPoint(e))?e:i}const Jm={center:`translate(-50%,-50%)`,top:`translate(-50%,0)`,"top-left":`translate(0,0)`,"top-right":`translate(-100%,0)`,bottom:`translate(-50%,-100%)`,"bottom-left":`translate(0,-100%)`,"bottom-right":`translate(-100%,-100%)`,left:`translate(0,-50%)`,right:`translate(-100%,-50%)`};function Ym(e,t,n){let r=e.classList;for(let e in Jm)r.remove(`maplibregl-${n}-anchor-${e}`);r.add(`maplibregl-${n}-anchor-${t}`)}const Xm={ArrowLeft:[-1,0],ArrowRight:[1,0],ArrowUp:[0,-1],ArrowDown:[0,1]},Zm=`#3FB1CE`;function Qm(e,t,n=[]){let r=G.createNS(`http://www.w3.org/2000/svg`,e);for(let e in t)r.setAttributeNS(null,e,t[e]);for(let e of n)r.appendChild(e);return r}let $m;function eh(){return $m||($m=Qm(`svg`,{display:`block`,height:`41px`,width:`27px`,viewBox:`0 0 27 41`},[Qm(`g`,{"fill-rule":`nonzero`},[Qm(`g`,{transform:`translate(3.0, 29.0)`,fill:`#000000`},[[`10.5`,`5.25002273`],[`10.5`,`5.25002273`],[`9.5`,`4.77275007`],[`8.5`,`4.29549936`],[`7.5`,`3.81822308`],[`6.5`,`3.34094679`],[`5.5`,`2.86367051`],[`4.5`,`2.38636864`]].map(([e,t])=>Qm(`ellipse`,{opacity:`0.04`,cx:`10.5`,cy:`5.80029008`,rx:e,ry:t}))),Qm(`g`,{fill:Zm},[Qm(`path`,{d:`M27,13.5 C27,19.074644 20.250001,27.000002 14.75,34.500002 C14.016665,35.500004 12.983335,35.500004 12.25,34.500002 C6.7499993,27.000002 0,19.222562 0,13.5 C0,6.0441559 6.0441559,0 13.5,0 C20.955844,0 27,6.0441559 27,13.5 Z`})]),Qm(`g`,{opacity:`0.25`,fill:`#000000`},[Qm(`path`,{d:`M13.5,0 C6.0441559,0 0,6.0441559 0,13.5 C0,19.222562 6.7499993,27 12.25,34.5 C13,35.522727 14.016664,35.500004 14.75,34.5 C20.250001,27 27,19.074644 27,13.5 C27,6.0441559 20.955844,0 13.5,0 Z M13.5,1 C20.415404,1 26,6.584596 26,13.5 C26,15.898657 24.495584,19.181431 22.220703,22.738281 C19.945823,26.295132 16.705119,30.142167 13.943359,33.908203 C13.743445,34.180814 13.612715,34.322738 13.5,34.441406 C13.387285,34.322738 13.256555,34.180814 13.056641,33.908203 C10.284481,30.127985 7.4148684,26.314159 5.015625,22.773438 C2.6163816,19.232715 1,15.953538 1,13.5 C1,6.584596 6.584596,1 13.5,1 Z`})]),Qm(`g`,{transform:`translate(6.0, 7.0)`,fill:`#FFFFFF`}),Qm(`g`,{transform:`translate(8.0, 8.0)`},[Qm(`circle`,{fill:`#000000`,opacity:`0.25`,cx:`5.5`,cy:`5.5`,r:`5.4999962`}),Qm(`circle`,{fill:`#FFFFFF`,cx:`5.5`,cy:`5.5`,r:`5.4999962`})])])]),$m)}function th(e){return e.firstElementChild.children[1]}var nh=class extends Et{},rh=class extends Et{},ih=class extends lr{constructor(e){if(super(),this._onClick=e=>{this.fire(new rh(`click`,{originalEvent:e}))},this._onKeyPress=e=>{(e.code===`Space`||e.code===`Enter`)&&this.togglePopup()},this._onKeyDown=e=>{if(!this._defaultMarker||!this._draggable||!this._map||!this._lngLat||e.composedPath()[0]!==this._element||e.altKey||e.ctrlKey||e.metaKey)return;let t=Xm[e.key];if(!t)return;e.preventDefault(),e.stopPropagation();let n=e.shiftKey?10:1,r=this._map.project(this._lngLat);this.setLngLat(this._map.unproject(new N(r.x+t[0]*n,r.y+t[1]*n))),this._keyboardDragActive||(this._keyboardDragActive=!0,this.fire(new nh(`dragstart`))),this.fire(new nh(`drag`))},this._onKeyUp=e=>{Xm[e.key]&&this._endKeyboardDrag()},this._onBlur=()=>{this._endKeyboardDrag()},this._onMapClick=e=>{let t=e.originalEvent.target,n=this._element;this._popup&&(t===n||n.contains(t))&&this.togglePopup()},this._updateCoveredUnthrottled=()=>{let e=this._map?.terrain;if(!e||!this._isInViewport())return;let t=this._isCovered(e);t&&this._popup?.isOpen()&&this._popup.remove(),this._element.style.opacity=t?this._opacityWhenCovered:this._opacity,this._element.classList.toggle(`maplibregl-marker-covered`,t)},this._updateCovered=Ep(this._updateCoveredUnthrottled,100),this._update=e=>{if(!this._map)return;this._lngLat=qm(this._lngLat,this._flatPos,this._map._camera.transform),this._flatPos=this._pos=this._map.project(this._lngLat)._add(this._offset),this._map.terrain&&(this._flatPos=this._map._camera.transform.locationToScreenPoint(this._lngLat)._add(this._offset));let t=``;this._rotationAlignment===`viewport`||this._rotationAlignment===`auto`?t=`rotateZ(${this._rotation}deg)`:this._rotationAlignment===`map`&&(t=`rotateZ(${this._rotation-this._map.getBearing()}deg)`);let n=``;this._pitchAlignment===`viewport`||this._pitchAlignment===`auto`?n=`rotateX(0deg)`:this._pitchAlignment===`map`&&(n=`rotateX(${this._map.getPitch()}deg)`),!this._subpixelPositioning&&e?.type!==`move`&&(this._pos=this._pos.round()),this._element.style.transform=`${Jm[this._anchor]} translate(${this._pos.x}px, ${this._pos.y}px) ${n} ${t}`,this._updateOpacity()},this._onMove=e=>{if(!this._isDragging){let t=this._clickTolerance||this._map._clickTolerance;this._isDragging=e.point.dist(this._pointerdownPos)>=t}this._isDragging&&(this._pos=e.point.sub(this._positionDelta),this._lngLat=this._map.unproject(this._pos),this.setLngLat(this._lngLat),this._element.style.pointerEvents=`none`,this._state===`pending`&&(this._state=`active`,this.fire(new nh(`dragstart`))),this.fire(new nh(`drag`)))},this._onUp=()=>{this._element.style.pointerEvents=`auto`,this._positionDelta=null,this._pointerdownPos=null,this._isDragging=!1,this._map.off(`mousemove`,this._onMove),this._map.off(`touchmove`,this._onMove),this._state===`active`&&this.fire(new nh(`dragend`)),this._state=`inactive`},this._addDragHandler=e=>{this._element.contains(e.originalEvent.target)&&(e.preventDefault(),this._positionDelta=e.point.sub(this._pos).add(this._offset),this._pointerdownPos=e.point,this._state=`pending`,this._map.on(`mousemove`,this._onMove),this._map.on(`touchmove`,this._onMove),this._map.once(`mouseup`,this._onUp),this._map.once(`touchend`,this._onUp))},this._anchor=e?.anchor||`center`,this._color=e?.color||Zm,this._scale=e?.scale||1,this._draggable=e?.draggable||!1,this._clickTolerance=e?.clickTolerance||0,this._subpixelPositioning=e?.subpixelPositioning||!1,this._isDragging=!1,this._roleManaged=!1,this._tabIndexManaged=!1,this._keyboardDragActive=!1,this._state=`inactive`,this._rotation=e?.rotation||0,this._rotationAlignment=e?.rotationAlignment||`auto`,this._pitchAlignment=e?.pitchAlignment&&e.pitchAlignment!==`auto`?e.pitchAlignment:this._rotationAlignment,this.setOpacity(e?.opacity,e?.opacityWhenCovered),e?.element)this._element=e.element,this._offset=N.convert(e?.offset||[0,0]);else{this._defaultMarker=!0,this._element=G.create(`div`);let t=eh().cloneNode(!0);t.setAttributeNS(null,`height`,`${41*this._scale}px`),t.setAttributeNS(null,`width`,`${27*this._scale}px`),th(t).setAttributeNS(null,`fill`,this._color),this._element.appendChild(t),this._offset=N.convert(e?.offset||[0,-14])}if(this._element.classList.add(`maplibregl-marker`),this._element.addEventListener(`dragstart`,e=>{e.preventDefault()}),this._element.addEventListener(`mousedown`,e=>{e.preventDefault()}),Ym(this._element,this._anchor,`marker`),e?.className)for(let t of e.className.split(` `))this._element.classList.add(t);this._popup=null}addTo(e){return this.remove(),this._map=e,this._defaultMarker&&!this._element.hasAttribute(`aria-label`)&&this._element.setAttribute(`aria-label`,e._getUIString(`Marker.Title`)),this._updateAccessibilityRole(),e.getCanvasContainer().appendChild(this._element),e.on(`move`,this._update),e.on(`moveend`,this._update),e.on(`terrain`,this._update),e.on(`projectiontransition`,this._update),e.on(`idle`,this._update),this._element.addEventListener(`click`,this._onClick),this.setDraggable(this._draggable),this._update(),this._map.on(`click`,this._onMapClick),this}remove(){return this._map&&(this._map.off(`click`,this._onMapClick),this._map.off(`move`,this._update),this._map.off(`moveend`,this._update),this._map.off(`terrain`,this._update),this._map.off(`projectiontransition`,this._update),this._map.off(`idle`,this._update),this._map.off(`mousedown`,this._addDragHandler),this._map.off(`touchstart`,this._addDragHandler),this._map.off(`mouseup`,this._onUp),this._map.off(`touchend`,this._onUp),this._map.off(`mousemove`,this._onMove),this._map.off(`touchmove`,this._onMove),delete this._map),this._element.removeEventListener(`click`,this._onClick),this._element.removeEventListener(`keydown`,this._onKeyDown),this._element.removeEventListener(`keyup`,this._onKeyUp),this._element.removeEventListener(`blur`,this._onBlur),this._element.removeEventListener(`keypress`,this._onKeyPress),this._keyboardDragActive=!1,this._element.remove(),this._popup&&this._popup.remove(),this}getLngLat(){return this._lngLat}setLngLat(e){return this._lngLat=H.convert(e),this._pos=null,this._update(),this._popup&&this._popup.setLngLat(this._lngLat),this}getElement(){return this._element}setPopup(e){if(this._popup&&(this._popup.remove(),this._popup=null,this._element.removeEventListener(`keypress`,this._onKeyPress)),e){if(!(`offset`in e.options)){let t=13.5/Math.SQRT2;e.options.offset=this._defaultMarker?{top:[0,0],"top-left":[0,0],"top-right":[0,0],bottom:[0,-38.1],"bottom-left":[t,(24.6+t)*-1],"bottom-right":[-t,(24.6+t)*-1],left:[13.5,-24.6],right:[-13.5,-24.6]}:this._offset}this._popup=e,this._element.addEventListener(`keypress`,this._onKeyPress)}return this._updateTabIndex(),this._updateAccessibilityRole(),this}setSubpixelPositioning(e){return this._subpixelPositioning=e,this}_endKeyboardDrag(){this._keyboardDragActive&&(this._keyboardDragActive=!1,this.fire(new nh(`dragend`)))}getPopup(){return this._popup}togglePopup(){let e=this._popup;if(this._element.style.opacity===this._opacityWhenCovered)return this;if(e)e.isOpen()?e.remove():(e.setLngLat(this._lngLat),e.addTo(this._map));else return this;return this}_updateOpacity(){if(!this._isInViewport())return;let e=this._map?.terrain,t=this._map._camera.transform.isLocationOccluded(this._lngLat);if(!e||t){let e=t?this._opacityWhenCovered:this._opacity;this._element.style.opacity!==e&&(this._element.style.opacity=e,this._element.classList.toggle(`maplibregl-marker-covered`,t));return}this._updateCovered()}_isInViewport(){let{width:e,height:t}=this._map._camera.transform;return!!this._pos&&this._pos.x>=0&&this._pos.y>=0&&this._pos.x<=e&&this._pos.y<=t}_isCovered(e){let t=this._map._camera.transform,n=e.getElevationForLngLat(this._lngLat,t),r=Math.max(0,-this._offset.y)/t.pixelsPerMeter,i=Math.sin(this._map.getPitch()*Math.PI/180)*r;return t.isLocationOccluded(this._lngLat,e,n+i)}getOffset(){return this._offset}setOffset(e){return this._offset=N.convert(e),this._update(),this}addClassName(e){this._element.classList.add(e)}removeClassName(e){this._element.classList.remove(e)}toggleClassName(e){return this._element.classList.toggle(e)}setDraggable(e){return this._draggable=!!e,this._element.classList.toggle(`maplibregl-marker-draggable`,this._draggable),this._map&&(e?(this._map.on(`mousedown`,this._addDragHandler),this._map.on(`touchstart`,this._addDragHandler)):(this._map.off(`mousedown`,this._addDragHandler),this._map.off(`touchstart`,this._addDragHandler))),this._defaultMarker&&(this._draggable?(this._element.addEventListener(`keydown`,this._onKeyDown),this._element.addEventListener(`keyup`,this._onKeyUp),this._element.addEventListener(`blur`,this._onBlur)):(this._element.removeEventListener(`keydown`,this._onKeyDown),this._element.removeEventListener(`keyup`,this._onKeyUp),this._element.removeEventListener(`blur`,this._onBlur),this._endKeyboardDrag())),this._updateTabIndex(),this._updateAccessibilityRole(),this}isDraggable(){return this._draggable}_updateTabIndex(){this._popup||this._defaultMarker&&this._draggable?this._element.hasAttribute(`tabindex`)||(this._element.setAttribute(`tabindex`,`0`),this._tabIndexManaged=!0):this._tabIndexManaged&&=(this._element.getAttribute(`tabindex`)===`0`&&this._element.removeAttribute(`tabindex`),!1)}_updateAccessibilityRole(){if(!this._defaultMarker||this._element.hasAttribute(`role`)&&!this._roleManaged)return;let e=this._draggable||this._popup?`button`:`img`;this._element.setAttribute(`role`,e),this._roleManaged=!0}setRotation(e){return this._rotation=e||0,this._update(),this}getRotation(){return this._rotation}setRotationAlignment(e){return this._rotationAlignment=e||`auto`,this._update(),this}getRotationAlignment(){return this._rotationAlignment}setPitchAlignment(e){return this._pitchAlignment=e&&e!==`auto`?e:this._rotationAlignment,this._update(),this}getPitchAlignment(){return this._pitchAlignment}setOpacity(e,t){return(this._opacity===void 0||e===void 0&&t===void 0)&&(this._opacity=`1`,this._opacityWhenCovered=`0.2`),e!==void 0&&(this._opacity=String(e)),t!==void 0&&(this._opacityWhenCovered=String(t)),this._map&&this._updateOpacity(),this}};const ah={positionOptions:{enableHighAccuracy:!1,maximumAge:0,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showAccuracyCircle:!0,showUserLocation:!0};let oh=0,sh=!1;var ch=class extends Et{},lh=class extends Et{},uh=class extends Et{},dh=class extends lr{constructor(e){super(),this._onSuccess=e=>{if(this._map){if(this._isOutOfMapMaxBounds(e)){this._setErrorState(),this.fire(new lh(`outofmaxbounds`,e)),this._updateMarker(),this._finish();return}if(this.options.trackUserLocation)switch(this._lastKnownPosition=e,this._watchState){case`WAITING_ACTIVE`:case`ACTIVE_LOCK`:case`ACTIVE_ERROR`:this._watchState=`ACTIVE_LOCK`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active-error`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-active`);break;case`BACKGROUND`:case`BACKGROUND_ERROR`:this._watchState=`BACKGROUND`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background-error`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-background`);break;default:throw Error(`Unexpected watchState ${this._watchState}`)}this.options.showUserLocation&&this._watchState!==`OFF`&&this._updateMarker(e),(!this.options.trackUserLocation||this._watchState===`ACTIVE_LOCK`)&&this._updateCamera(e),this.options.showUserLocation&&this._dotElement.classList.remove(`maplibregl-user-location-dot-stale`),this.fire(new lh(`geolocate`,e)),this._finish()}},this._updateCamera=e=>{let t=new H(e.coords.longitude,e.coords.latitude),n=e.coords.accuracy,r=this._map.getBearing(),i=R({bearing:r},this.options.fitBoundsOptions),a=wa.fromLngLat(t,n);this._map.fitBounds(a,i,{geolocateSource:!0})},this._updateMarker=e=>{if(e){let t=new H(e.coords.longitude,e.coords.latitude);this._accuracyCircleMarker.setLngLat(t).addTo(this._map),this._userLocationDotMarker.setLngLat(t).addTo(this._map),this._accuracy=e.coords.accuracy,this._updateCircleRadiusIfNeeded()}else this._userLocationDotMarker.remove(),this._accuracyCircleMarker.remove()},this._onUpdate=()=>{this._updateCircleRadiusIfNeeded()},this._onError=e=>{if(this._map){if(e.code===1){this._watchState=`OFF`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active-error`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background-error`),this._geolocateButton.disabled=!0;let e=this._map._getUIString(`GeolocateControl.LocationNotAvailable`);this._geolocateButton.title=e,this._geolocateButton.setAttribute(`aria-label`,e),this._geolocationWatchID!==void 0&&this._clearWatch()}else if(e.code===3&&sh)return;else this._setErrorState();this._watchState!==`OFF`&&this.options.showUserLocation&&this._dotElement.classList.add(`maplibregl-user-location-dot-stale`),this.fire(new uh(`error`,e)),this._finish()}},this._finish=()=>{this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0},this._onMoveStart=e=>{if(!this._map)return;let t=e?.[0]instanceof ResizeObserverEntry;!e.geolocateSource&&this._watchState===`ACTIVE_LOCK`&&!t&&!this._map.isZooming()&&(this._watchState=`BACKGROUND`,this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-background`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active`),this.fire(new ch(`trackuserlocationend`)),this.fire(new ch(`userlocationlostfocus`)))},this._setupUI=()=>{this._map&&(this._container.addEventListener(`contextmenu`,e=>{e.preventDefault()}),this._geolocateButton=G.create(`button`,`maplibregl-ctrl-geolocate`,this._container),G.create(`span`,`maplibregl-ctrl-icon`,this._geolocateButton).setAttribute(`aria-hidden`,`true`),this._geolocateButton.type=`button`,this._geolocateButton.disabled=!0)},this._finishSetupUI=e=>{if(this._map){if(e===!1){I(`Geolocation support is not available so the GeolocateControl will be disabled.`);let e=this._map._getUIString(`GeolocateControl.LocationNotAvailable`);this._geolocateButton.disabled=!0,this._geolocateButton.title=e,this._geolocateButton.setAttribute(`aria-label`,e)}else{let e=this._map._getUIString(`GeolocateControl.FindMyLocation`);this._geolocateButton.disabled=!1,this._geolocateButton.title=e,this._geolocateButton.setAttribute(`aria-label`,e)}this.options.trackUserLocation&&(this._geolocateButton.setAttribute(`aria-pressed`,`false`),this._watchState=`OFF`),this.options.showUserLocation&&(this._dotElement=G.create(`div`,`maplibregl-user-location-dot`),this._userLocationDotMarker=new ih({element:this._dotElement}),this._circleElement=G.create(`div`,`maplibregl-user-location-accuracy-circle`),this._accuracyCircleMarker=new ih({element:this._circleElement,pitchAlignment:`map`}),this.options.trackUserLocation&&(this._watchState=`OFF`),this._map.on(`zoom`,this._onUpdate),this._map.on(`move`,this._onUpdate),this._map.on(`rotate`,this._onUpdate),this._map.on(`pitch`,this._onUpdate)),this._geolocateButton.addEventListener(`click`,()=>this.trigger()),this._setup=!0,this.options.trackUserLocation&&this._map.on(`movestart`,this._onMoveStart)}},this.options=R({},ah,e)}onAdd(e){return this._map=e,this._container=G.create(`div`,`maplibregl-ctrl maplibregl-ctrl-group`),this._setupUI(),Km().then(e=>this._finishSetupUI(e)),this._container}onRemove(){this._geolocationWatchID!==void 0&&(window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker&&this._userLocationDotMarker.remove(),this.options.showAccuracyCircle&&this._accuracyCircleMarker&&this._accuracyCircleMarker.remove(),this._container.remove(),this._map.off(`movestart`,this._onMoveStart),this._map.off(`zoom`,this._onUpdate),this._map.off(`move`,this._onUpdate),this._map.off(`rotate`,this._onUpdate),this._map.off(`pitch`,this._onUpdate),this._map=void 0,oh=0,sh=!1}_isOutOfMapMaxBounds(e){let t=this._map.getMaxBounds(),n=e.coords;return t&&(n.longitudet.getEast()||n.latitudet.getNorth())}_setErrorState(){switch(this._watchState){case`WAITING_ACTIVE`:this._watchState=`ACTIVE_ERROR`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-active-error`);break;case`ACTIVE_LOCK`:this._watchState=`ACTIVE_ERROR`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-active-error`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-waiting`);break;case`BACKGROUND`:this._watchState=`BACKGROUND_ERROR`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-background-error`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-waiting`);break;case`ACTIVE_ERROR`:case`BACKGROUND_ERROR`:break;case`OFF`:case void 0:break;default:throw Error(`Unexpected watchState ${this._watchState}`)}}_updateCircleRadiusIfNeeded(){let e=this._userLocationDotMarker.getLngLat();if(!this.options.showUserLocation||!this.options.showAccuracyCircle||!this._accuracy||!e)return;let t=this._map.project(e),n=this._map.unproject([t.x+100,t.y]),r=e.distanceTo(n)/100,i=2*this._accuracy/r;this._circleElement.style.width=`${i.toFixed(2)}px`,this._circleElement.style.height=`${i.toFixed(2)}px`}trigger(){if(!this._setup)return I(`Geolocate control triggered before added to a map`),!1;if(this.options.trackUserLocation){switch(this._watchState){case`OFF`:this._watchState=`WAITING_ACTIVE`,this.fire(new ch(`trackuserlocationstart`));break;case`WAITING_ACTIVE`:case`ACTIVE_LOCK`:case`ACTIVE_ERROR`:case`BACKGROUND_ERROR`:oh--,sh=!1,this._watchState=`OFF`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-active-error`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background`),this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background-error`),this.fire(new ch(`trackuserlocationend`));break;case`BACKGROUND`:this._watchState=`ACTIVE_LOCK`,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-background`),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire(new ch(`trackuserlocationstart`)),this.fire(new ch(`userlocationfocus`));break;default:throw Error(`Unexpected watchState ${this._watchState}`)}switch(this._watchState){case`WAITING_ACTIVE`:this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-active`);break;case`ACTIVE_LOCK`:this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-active`);break;case`OFF`:break;default:throw Error(`Unexpected watchState ${this._watchState}`)}if(this._watchState===`OFF`&&this._geolocationWatchID!==void 0)this._clearWatch();else if(this._geolocationWatchID===void 0){this._geolocateButton.classList.add(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.setAttribute(`aria-pressed`,`true`),oh++;let e;oh>1?(e={maximumAge:6e5,timeout:0},sh=!0):(e=this.options.positionOptions,sh=!1),this._geolocationWatchID=window.navigator.geolocation.watchPosition(this._onSuccess,this._onError,e)}}else window.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4);return!0}_clearWatch(){window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove(`maplibregl-ctrl-geolocate-waiting`),this._geolocateButton.setAttribute(`aria-pressed`,`false`),this.options.showUserLocation&&this._updateMarker(null)}};const fh={maxWidth:100,unit:`metric`};var ph=class{constructor(e){this._onMove=()=>{mh(this._map,this._container,this.options)},this.setUnit=e=>{this.options.unit=e,mh(this._map,this._container,this.options)},this.options={...fh,...e}}getDefaultPosition(){return`bottom-left`}onAdd(e){return this._map=e,this._container=G.create(`div`,`maplibregl-ctrl maplibregl-ctrl-scale`,e.getContainer()),this._map.on(`move`,this._onMove),this._onMove(),this._container}onRemove(){this._container.remove(),this._map.off(`move`,this._onMove),this._map=void 0}};function mh(e,t,n){let r=n?.maxWidth||100,{width:i,height:a}=e._camera.transform,o=a/2,s=i/2,c=e.unproject([s-r/2,o]),l=e.unproject([s+r/2,o]),u=Math.round(e.project(l).x-e.project(c).x),d=Math.min(r,u,i),f=c.distanceTo(l);if(n?.unit===`imperial`){let n=3.2808*f;n>5280?hh(t,d,n/5280,e._getUIString(`ScaleControl.Miles`)):hh(t,d,n,e._getUIString(`ScaleControl.Feet`))}else n?.unit===`nautical`?hh(t,d,f/1852,e._getUIString(`ScaleControl.NauticalMiles`)):f>=1e3?hh(t,d,f/1e3,e._getUIString(`ScaleControl.Kilometers`)):hh(t,d,f,e._getUIString(`ScaleControl.Meters`))}function hh(e,t,n,r){let i=_h(n),a=i/n;e.style.width=`${t*a}px`;let o=`${i}\u00a0${r}`;e.textContent!==o&&(e.textContent=o)}function gh(e){let t=10**Math.ceil(-Math.log(e)/Math.LN10);return Math.round(e*t)/t}function _h(e){let t=10**(`${Math.floor(e)}`.length-1),n=e/t;return n=n>=10?10:n>=5?5:n>=3?3:n>=2?2:n>=1?1:gh(n),t*n}var vh=class extends Et{},yh=class extends lr{constructor(e={}){super(),this._onFullscreenChange=()=>{let e=window.document.fullscreenElement||window.document.webkitFullscreenElement;for(;e?.shadowRoot?.fullscreenElement;)e=e.shadowRoot.fullscreenElement;e===this._container!==this._fullscreen&&this._handleFullscreenChange()},this._onClickFullscreen=()=>{this._isFullscreen()?this._exitFullscreen():this._requestFullscreen()},this._fullscreen=!1,this._pseudo=e.pseudo??!1,e?.container&&(e.container instanceof HTMLElement?this._container=e.container:I(`Full screen control 'container' must be a DOM element.`)),`onfullscreenchange`in document?this._fullscreenchange=`fullscreenchange`:`onmozfullscreenchange`in document?this._fullscreenchange=`mozfullscreenchange`:`onwebkitfullscreenchange`in document?this._fullscreenchange=`webkitfullscreenchange`:`onmsfullscreenchange`in document&&(this._fullscreenchange=`MSFullscreenChange`)}onAdd(e){return this._map=e,this._container||=this._map.getContainer(),this._controlContainer=G.create(`div`,`maplibregl-ctrl maplibregl-ctrl-group`),this._setupUI(),this._controlContainer}onRemove(){this._controlContainer.remove(),this._map=null,window.document.removeEventListener(this._fullscreenchange,this._onFullscreenChange)}_setupUI(){let e=this._fullscreenButton=G.create(`button`,`maplibregl-ctrl-fullscreen`,this._controlContainer);G.create(`span`,`maplibregl-ctrl-icon`,e).setAttribute(`aria-hidden`,`true`),e.type=`button`,this._updateTitle(),this._fullscreenButton.addEventListener(`click`,this._onClickFullscreen),window.document.addEventListener(this._fullscreenchange,this._onFullscreenChange)}_updateTitle(){let e=this._getTitle();this._fullscreenButton.setAttribute(`aria-label`,e),this._fullscreenButton.title=e}_getTitle(){return this._map._getUIString(this._isFullscreen()?`FullscreenControl.Exit`:`FullscreenControl.Enter`)}_isFullscreen(){return this._fullscreen}_handleFullscreenChange(){this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(`maplibregl-ctrl-shrink`),this._fullscreenButton.classList.toggle(`maplibregl-ctrl-fullscreen`),this._updateTitle(),this._fullscreen?(this.fire(new vh(`fullscreenstart`)),this._prevCooperativeGesturesEnabled=this._map.cooperativeGestures.isEnabled(),this._map.cooperativeGestures.disable()):(this.fire(new vh(`fullscreenend`)),this._prevCooperativeGesturesEnabled&&this._map.cooperativeGestures.enable())}_exitFullscreen(){this._pseudo?this._togglePseudoFullScreen():window.document.exitFullscreen?window.document.exitFullscreen():window.document.webkitCancelFullScreen?window.document.webkitCancelFullScreen():this._togglePseudoFullScreen()}_requestFullscreen(){this._pseudo?this._togglePseudoFullScreen():this._container.requestFullscreen?this._container.requestFullscreen():this._container.webkitRequestFullscreen?this._container.webkitRequestFullscreen():this._togglePseudoFullScreen()}_togglePseudoFullScreen(){this._container.classList.toggle(`maplibregl-pseudo-fullscreen`),this._handleFullscreenChange(),this._map.resize()}},bh=class{constructor(e){this._toggleTerrain=()=>{this._map.getTerrain()?this._map.setTerrain(null):this._map.setTerrain(this.options),this._updateTerrainIcon()},this._updateTerrainIcon=()=>{this._terrainButton.classList.remove(`maplibregl-ctrl-terrain`),this._terrainButton.classList.remove(`maplibregl-ctrl-terrain-enabled`),this._map.terrain?(this._terrainButton.classList.add(`maplibregl-ctrl-terrain-enabled`),this._terrainButton.title=this._map._getUIString(`TerrainControl.Disable`)):(this._terrainButton.classList.add(`maplibregl-ctrl-terrain`),this._terrainButton.title=this._map._getUIString(`TerrainControl.Enable`))},this.options=e}onAdd(e){return this._map=e,this._container=G.create(`div`,`maplibregl-ctrl maplibregl-ctrl-group`),this._terrainButton=G.create(`button`,`maplibregl-ctrl-terrain`,this._container),G.create(`span`,`maplibregl-ctrl-icon`,this._terrainButton).setAttribute(`aria-hidden`,`true`),this._terrainButton.type=`button`,this._terrainButton.addEventListener(`click`,this._toggleTerrain),this._updateTerrainIcon(),this._map.on(`terrain`,this._updateTerrainIcon),this._container}onRemove(){this._container.remove(),this._map.off(`terrain`,this._updateTerrainIcon),this._map=void 0}},xh=class{constructor(){this._toggleProjection=()=>{let e=this._map.getProjection()?.type;e===`mercator`||!e?this._map.setProjection({type:`globe`}):this._map.setProjection({type:`mercator`}),this._updateGlobeIcon()},this._updateGlobeIcon=()=>{this._globeButton.classList.remove(`maplibregl-ctrl-globe`),this._globeButton.classList.remove(`maplibregl-ctrl-globe-enabled`),this._map.getProjection()?.type===`globe`?(this._globeButton.classList.add(`maplibregl-ctrl-globe-enabled`),this._globeButton.title=this._map._getUIString(`GlobeControl.Disable`)):(this._globeButton.classList.add(`maplibregl-ctrl-globe`),this._globeButton.title=this._map._getUIString(`GlobeControl.Enable`))}}onAdd(e){return this._map=e,this._container=G.create(`div`,`maplibregl-ctrl maplibregl-ctrl-group`),this._globeButton=G.create(`button`,`maplibregl-ctrl-globe`,this._container),G.create(`span`,`maplibregl-ctrl-icon`,this._globeButton).setAttribute(`aria-hidden`,`true`),this._globeButton.type=`button`,this._globeButton.addEventListener(`click`,this._toggleProjection),this._updateGlobeIcon(),this._map.on(`styledata`,this._updateGlobeIcon),this._map.on(`projectiontransition`,this._updateGlobeIcon),this._container}onRemove(){this._container.remove(),this._map.off(`styledata`,this._updateGlobeIcon),this._map.off(`projectiontransition`,this._updateGlobeIcon),this._globeButton.removeEventListener(`click`,this._toggleProjection),this._map=void 0}};const Sh={closeButton:!0,closeOnClick:!0,focusAfterOpen:!0,className:``,maxWidth:`240px`,subpixelPositioning:!1,locationOccludedOpacity:void 0,padding:void 0},Ch=[`a[href]`,`[tabindex]:not([tabindex='-1'])`,`[contenteditable]:not([contenteditable='false'])`,`button:not([disabled])`,`input:not([disabled])`,`select:not([disabled])`,`textarea:not([disabled])`].join(`, `);var wh=class extends Et{},Th=class extends lr{constructor(e){super(),this._updateOpacity=()=>{this.options.locationOccludedOpacity!==void 0&&(this._map._camera.transform.isLocationOccluded(this.getLngLat())?this._container.style.opacity=`${this.options.locationOccludedOpacity}`:this._container.style.opacity=``)},this.remove=()=>(this._content&&this._content.remove(),this._container&&(this._container.remove(),delete this._container),this._map&&(this._map.off(`move`,this._update),this._map.off(`move`,this._onClose),this._map.off(`click`,this._onClose),this._map.off(`remove`,this.remove),this._map.off(`terrain`,this._update),this._map.off(`projectiontransition`,this._update),this._map.off(`idle`,this._update),this._map.off(`mousemove`,this._update),this._map.off(`mouseup`,this._update),this._map.off(`drag`,this._update),this._map._canvasContainer.classList.remove(`maplibregl-track-pointer`),delete this._map,this.fire(new wh(`close`))),this),this._update=e=>{let t=this._lngLat||this._trackPointer;if(!this._map||!t||!this._content)return;if(!this._container){if(this._container=G.create(`div`,`maplibregl-popup`,this._map.getContainer()),this._tip=G.create(`div`,`maplibregl-popup-tip`,this._container),this._container.appendChild(this._content),this.options.className)for(let e of this.options.className.split(` `))this._container.classList.add(e);this._closeButton&&this._closeButton.setAttribute(`aria-label`,this._map._getUIString(`Popup.Close`)),this._trackPointer&&this._container.classList.add(`maplibregl-popup-track-pointer`)}this.options.maxWidth&&this._container.style.maxWidth!==this.options.maxWidth&&(this._container.style.maxWidth=this.options.maxWidth),this._lngLat=qm(this._lngLat,this._flatPos,this._map._camera.transform,this._trackPointer);let n;if(e&&`point`in e&&e.point&&(n=e.point),this._trackPointer&&!n)return;let r=this._flatPos=this._pos=this._trackPointer&&n?n:this._map.project(this._lngLat);this._map.terrain&&(this._flatPos=this._trackPointer&&n?n:this._map._camera.transform.locationToScreenPoint(this._lngLat));let i=this.options.anchor,a=Eh(this.options.offset);if(!i){let e=this._container.offsetWidth,t=this._container.offsetHeight,n=Dh(this.options.padding),o;o=r.y+a.bottom.ythis._map._camera.transform.height-t-n.bottom?[`bottom`]:[],r.xthis._map._camera.transform.width-e/2-n.right&&o.push(`right`),i=o.length===0?`bottom`:o.join(`-`)}let o=r.add(a[i]);this.options.subpixelPositioning||(o=o.round()),this._container.style.transform=`${Jm[i]} translate(${o.x}px,${o.y}px)`,Ym(this._container,i,`popup`),this._updateOpacity()},this._onClose=()=>{this.remove()},this.options=R(Object.create(Sh),e)}addTo(e){return this._map&&this.remove(),this._map=e,this.options.closeOnClick&&this._map.on(`click`,this._onClose),this.options.closeOnMove&&this._map.on(`move`,this._onClose),this._map.on(`remove`,this.remove),this._map.on(`terrain`,this._update),this._map.on(`projectiontransition`,this._update),this._map.on(`idle`,this._update),this._update(),this._focusFirstElement(),this._trackPointer?(this._map.on(`mousemove`,this._update),this._map.on(`mouseup`,this._update),this._container&&this._container.classList.add(`maplibregl-popup-track-pointer`),this._map._canvasContainer.classList.add(`maplibregl-track-pointer`)):this._map.on(`move`,this._update),this.fire(new wh(`open`)),this}isOpen(){return!!this._map}getLngLat(){return this._lngLat}setLngLat(e){return this._lngLat=H.convert(e),this._pos=null,this._flatPos=null,this._trackPointer=!1,this._update(),this._map&&(this._map.on(`move`,this._update),this._map.off(`mousemove`,this._update),this._container&&this._container.classList.remove(`maplibregl-popup-track-pointer`),this._map._canvasContainer.classList.remove(`maplibregl-track-pointer`)),this}trackPointer(){return this._trackPointer=!0,this._pos=null,this._flatPos=null,this._update(),this._map&&(this._map.off(`move`,this._update),this._map.on(`mousemove`,this._update),this._map.on(`drag`,this._update),this._container&&this._container.classList.add(`maplibregl-popup-track-pointer`),this._map._canvasContainer.classList.add(`maplibregl-track-pointer`)),this}getElement(){return this._container}setText(e){return this.setDOMContent(document.createTextNode(e))}setHTML(e){let t=document.createDocumentFragment(),n=document.createElement(`body`),r;for(n.innerHTML=e;r=n.firstChild,r;)t.appendChild(r);return this.setDOMContent(t)}getMaxWidth(){return this._container?.style.maxWidth}setMaxWidth(e){return this.options.maxWidth=e,this._update(),this}setDOMContent(e){if(this._content)for(;this._content.hasChildNodes();)this._content.firstChild&&this._content.removeChild(this._content.firstChild);else this._content=G.create(`div`,`maplibregl-popup-content`,this._container);return this._content.appendChild(e),this._createCloseButton(),this._update(),this._focusFirstElement(),this}addClassName(e){return this._container&&this._container.classList.add(e),this}removeClassName(e){return this._container&&this._container.classList.remove(e),this}setOffset(e){return this.options.offset=e,this._update(),this}toggleClassName(e){if(this._container)return this._container.classList.toggle(e)}setSubpixelPositioning(e){this.options.subpixelPositioning=e}setPadding(e){this.options.padding=e,this._update()}_createCloseButton(){this.options.closeButton&&(this._closeButton=G.create(`button`,`maplibregl-popup-close-button`,this._content),this._closeButton.type=`button`,this._closeButton.innerHTML=`×`,this._closeButton.addEventListener(`click`,this._onClose))}_focusFirstElement(){if(!this.options.focusAfterOpen||!this._container)return;let e=this._container.querySelector(Ch);e&&e.focus()}};function Eh(e){if(!e)return Eh(new N(0,0));if(typeof e==`number`){let t=Math.round(Math.abs(e)/Math.SQRT2);return{center:new N(0,0),top:new N(0,e),"top-left":new N(t,t),"top-right":new N(-t,t),bottom:new N(0,-e),"bottom-left":new N(t,-t),"bottom-right":new N(-t,-t),left:new N(e,0),right:new N(-e,0)}}if(e instanceof N||Array.isArray(e)){let t=N.convert(e);return{center:t,top:t,"top-left":t,"top-right":t,bottom:t,"bottom-left":t,"bottom-right":t,left:t,right:t}}return{center:N.convert(e.center||[0,0]),top:N.convert(e.top||[0,0]),"top-left":N.convert(e[`top-left`]||[0,0]),"top-right":N.convert(e[`top-right`]||[0,0]),bottom:N.convert(e.bottom||[0,0]),"bottom-left":N.convert(e[`bottom-left`]||[0,0]),"bottom-right":N.convert(e[`bottom-right`]||[0,0]),left:N.convert(e.left||[0,0]),right:N.convert(e.right||[0,0])}}function Dh(e){return e?{top:e.top??0,right:e.right??0,bottom:e.bottom??0,left:e.left??0}:{top:0,right:0,bottom:0,left:0}}const Oh=Ar;function kh(e,t){return _o().setRTLTextPlugin(e,t)}function Ah(){return _o().getRTLTextPluginStatus()}function jh(){return Oh}function Mh(){return ia.workerCount}function Nh(e){ia.workerCount=e}function Ph(){return o.MAX_PARALLEL_IMAGE_REQUESTS}function Fh(e){o.MAX_PARALLEL_IMAGE_REQUESTS=e}function Ih(){return o.WORKER_URL}function Lh(e){o.WORKER_URL=e}async function Rh(e){await fa().broadcast(`IS`,e)}export{wr as AJAXError,jm as AttributionControl,zp as BoxZoomHandler,oo as CanvasSource,Cm as CooperativeGesturesHandler,_m as DoubleClickZoomHandler,bm as DragPanHandler,xm as DragRotateHandler,P as EXTENT,mc as EdgeInsets,B as ErrorEvent,Et as Event,lr as Evented,yh as FullscreenControl,vh as FullscreenEvent,Tp as GPUInitializationError,Va as GeoJSONSource,dh as GeolocateControl,uh as GeolocateErrorEvent,ch as GeolocateEvent,lh as GeolocatePositionEvent,xh as GlobeControl,Dp as Hash,$a as ImageSource,pm as KeyboardHandler,H as LngLat,wa as LngLatBounds,Mm as LogoControl,Vm as Map,Vm as MapLibreMap,ri as MapBoxZoomEvent,oi as MapContextEvent,Zr as MapLibreEvent,ei as MapMouseEvent,K as MapMovementEvent,ai as MapProjectionEvent,q as MapSourceDataEvent,$r as MapStyleDataEvent,si as MapStyleImageMissingEvent,Qr as MapStyleLoadEvent,ii as MapTerrainEvent,ti as MapTouchEvent,ni as MapWheelEvent,ih as Marker,rh as MarkerClickEvent,nh as MarkerDragEvent,U as MercatorCoordinate,Um as NavigationControl,N as Point,Th as Popup,wh as PopupEvent,Oa as RasterDEMTileSource,Da as RasterTileSource,ph as ScaleControl,gm as ScrollZoomHandler,kl as Style,bh as TerrainControl,dm as TwoFingersTouchPitchHandler,lm as TwoFingersTouchRotateHandler,sm as TwoFingersTouchZoomHandler,Sm as TwoFingersTouchZoomRotateHandler,Ea as VectorTileSource,ao as VideoSource,y as addProtocol,fo as addSourceType,la as clearPrewarmedResources,o as config,Qa as createTileMesh,fa as getGlobalDispatcher,Ph as getMaxParallelImageRequests,Ah as getRTLTextPluginStatus,jh as getVersion,Mh as getWorkerCount,Ih as getWorkerUrl,Rh as importScriptInWorkers,Hr as isTimeFrozen,W as now,ca as prewarm,vn as removeProtocol,Vr as restoreNow,Fh as setMaxParallelImageRequests,Br as setNow,kh as setRTLTextPlugin,Nh as setWorkerCount,Lh as setWorkerUrl}; //# sourceMappingURL=maplibre-gl.mjs.map