!(i.command in tl));if(0===n.length)return!1;const o=n.filter(i=>!(i.command in ta));if(o.length>0)throw Error(`Unimplemented: ${o.map(i=>i.command).join(", ")}.`);return n.forEach(i=>{"setTransition"!==i.command&&this[i.command].apply(this,i.args)}),this.stylesheet=r,this.updateProjection(),!0}addImage(r,n){if(this.getImage(r))return this.fire(new i.ErrorEvent(Error("An image with this name already exists.")));this.imageManager.addImage(r,n),this._afterImageUpdated(r)}updateImage(i,r){this.imageManager.updateImage(i,r)}getImage(i){return this.imageManager.getImage(i)}removeImage(r){if(!this.getImage(r))return this.fire(new i.ErrorEvent(Error("No image with this name exists.")));this.imageManager.removeImage(r),this._afterImageUpdated(r)}_afterImageUpdated(r){this._availableImages=this.imageManager.listImages(),this._changedImages[r]=!0,this._changed=!0,this.dispatcher.broadcast("setImages",this._availableImages),this.fire(new i.Event("data",{dataType:"style"}))}listImages(){return this._checkLoaded(),this._availableImages.slice()}addSource(r,n,o={}){if(this._checkLoaded(),void 0!==this.getSource(r))throw Error("There is already a source with this ID");if(!n.type)throw Error(`The type property must be defined, but only the following properties were given: ${Object.keys(n).join(", ")}.`);if(["vector","raster","geojson","video","image"].indexOf(n.type)>=0&&this._validate(i.validateStyle.source,`sources.${r}`,n,null,o))return;this.map&&this.map._collectResourceTiming&&(n.collectResourceTiming=!0);const s=eb(r,n,this.dispatcher,this);s.setEventedParent(this,()=>({isSourceLoaded:this.loaded(),source:s.serialize(),sourceId:r}));const a=n=>{const o=(n?"symbol:":"other:")+r,a=this._sourceCaches[o]=new i.SourceCache(o,s,n);(n?this._symbolSourceCaches:this._otherSourceCaches)[r]=a,a.style=this,a.onAdd(this.map)};a(!1),"vector"!==n.type&&"geojson"!==n.type||a(!0),s.onAdd&&s.onAdd(this.map),this._changed=!0}removeSource(r){this._checkLoaded();const n=this.getSource(r);if(void 0===n)throw Error("There is no source with this ID");for(const o in this._layers)if(this._layers[o].source===r)return this.fire(new i.ErrorEvent(Error(`Source "${r}" cannot be removed while layer "${o}" is using it.`)));if(this.terrain&&this.terrain.get().source===r)return this.fire(new i.ErrorEvent(Error(`Source "${r}" cannot be removed while terrain is using it.`)));const s=this._getSourceCaches(r);for(const a of s)delete this._sourceCaches[a.id],delete this._updatedSources[a.id],a.fire(new i.Event("data",{sourceDataType:"metadata",dataType:"source",sourceId:a.getSource().id})),a.setEventedParent(null),a.clearTiles();delete this._otherSourceCaches[r],delete this._symbolSourceCaches[r],n.setEventedParent(null),n.onRemove&&n.onRemove(this.map),this._changed=!0}setGeoJSONSourceData(i,r){this._checkLoaded(),this.getSource(i).setData(r),this._changed=!0}getSource(i){const r=this._getSourceCache(i);return r&&r.getSource()}addLayer(r,n,o={}){let s;this._checkLoaded();const a=r.id;if(this.getLayer(a))return void this.fire(new i.ErrorEvent(Error(`Layer with id "${a}" already exists on this map`)));if("custom"===r.type){if(ts(this,i.validateCustomStyleLayer(r)))return;s=i.createStyleLayer(r)}else{if("object"==typeof r.source&&(this.addSource(a,r.source),r=i.clone$1(r),r=i.extend(r,{source:a})),this._validate(i.validateStyle.layer,`layers.${a}`,r,{arrayIndex:-1},o))return;s=i.createStyleLayer(r),this._validateLayer(s),s.setEventedParent(this,{layer:{id:a}}),this._serializedLayers[s.id]=s.serialize(),this._updateLayerCount(s,!0)}const l=n?this._order.indexOf(n):this._order.length;if(n&&-1===l)return void this.fire(new i.ErrorEvent(Error(`Layer with id "${n}" does not exist on this map.`)));this._order.splice(l,0,a),this._layerOrderChanged=!0,this._layers[a]=s;const c=this._getLayerSourceCache(s);if(this._removedLayers[a]&&s.source&&c&&"custom"!==s.type){const h=this._removedLayers[a];delete this._removedLayers[a],h.type!==s.type?this._updatedSources[s.source]="clear":(this._updatedSources[s.source]="reload",c.pause())}this._updateLayer(s),s.onAdd&&s.onAdd(this.map),this._updateDrapeFirstLayers()}moveLayer(r,n){if(this._checkLoaded(),this._changed=!0,!this._layers[r])return void this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style and cannot be moved.`)));if(r===n)return;const o=this._order.indexOf(r);this._order.splice(o,1);const s=n?this._order.indexOf(n):this._order.length;n&&-1===s?this.fire(new i.ErrorEvent(Error(`Layer with id "${n}" does not exist on this map.`))):(this._order.splice(s,0,r),this._layerOrderChanged=!0,this._updateDrapeFirstLayers())}removeLayer(r){this._checkLoaded();const n=this._layers[r];if(!n)return void this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style and cannot be removed.`)));n.setEventedParent(null),this._updateLayerCount(n,!1);const o=this._order.indexOf(r);this._order.splice(o,1),this._layerOrderChanged=!0,this._changed=!0,this._removedLayers[r]=n,delete this._layers[r],delete this._serializedLayers[r],delete this._updatedLayers[r],delete this._updatedPaintProps[r],n.onRemove&&n.onRemove(this.map),this._updateDrapeFirstLayers()}getLayer(i){return this._layers[i]}hasLayer(i){return i in this._layers}hasLayerType(i){for(const r in this._layers)if(this._layers[r].type===i)return!0;return!1}setLayerZoomRange(r,n,o){this._checkLoaded();const s=this.getLayer(r);s?s.minzoom===n&&s.maxzoom===o||(null!=n&&(s.minzoom=n),null!=o&&(s.maxzoom=o),this._updateLayer(s)):this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style and cannot have zoom extent.`)))}setFilter(r,n,o={}){this._checkLoaded();const a=this.getLayer(r);if(a){if(!s(a.filter,n))return null==n?(a.filter=void 0,void this._updateLayer(a)):void(this._validate(i.validateStyle.filter,`layers.${a.id}.filter`,n,{layerType:a.type},o)||(a.filter=i.clone$1(n),this._updateLayer(a)))}else this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style and cannot be filtered.`)))}getFilter(r){return i.clone$1(this.getLayer(r).filter)}setLayoutProperty(r,n,o,a={}){this._checkLoaded();const l=this.getLayer(r);l?s(l.getLayoutProperty(n),o)||(l.setLayoutProperty(n,o,a),this._updateLayer(l)):this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style and cannot be styled.`)))}getLayoutProperty(r,n){const o=this.getLayer(r);if(o)return o.getLayoutProperty(n);this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style.`)))}setPaintProperty(r,n,o,a={}){this._checkLoaded();const l=this.getLayer(r);l?s(l.getPaintProperty(n),o)||(l.setPaintProperty(n,o,a)&&this._updateLayer(l),this._changed=!0,this._updatedPaintProps[r]=!0):this.fire(new i.ErrorEvent(Error(`The layer '${r}' does not exist in the map's style and cannot be styled.`)))}getPaintProperty(i,r){return this.getLayer(i).getPaintProperty(r)}setFeatureState(r,n){this._checkLoaded();const o=r.source,s=r.sourceLayer,a=this.getSource(o);if(void 0===a)return void this.fire(new i.ErrorEvent(Error(`The source '${o}' does not exist in the map's style.`)));const l=a.type;if("geojson"===l&&s)return void this.fire(new i.ErrorEvent(Error("GeoJSON sources cannot have a sourceLayer parameter.")));if("vector"===l&&!s)return void this.fire(new i.ErrorEvent(Error("The sourceLayer parameter must be provided for vector source types.")));void 0===r.id&&this.fire(new i.ErrorEvent(Error("The feature id parameter must be provided.")));const c=this._getSourceCaches(o);for(const h of c)h.setFeatureState(s,r.id,n)}removeFeatureState(r,n){this._checkLoaded();const o=r.source,s=this.getSource(o);if(void 0===s)return void this.fire(new i.ErrorEvent(Error(`The source '${o}' does not exist in the map's style.`)));const a=s.type,l="vector"===a?r.sourceLayer:void 0;if("vector"===a&&!l)return void this.fire(new i.ErrorEvent(Error("The sourceLayer parameter must be provided for vector source types.")));if(n&&"string"!=typeof r.id&&"number"!=typeof r.id)return void this.fire(new i.ErrorEvent(Error("A feature id is required to remove its specific state property.")));const c=this._getSourceCaches(o);for(const h of c)h.removeFeatureState(l,r.id,n)}getFeatureState(r){this._checkLoaded();const n=r.source,o=r.sourceLayer,s=this.getSource(n);if(void 0!==s){if("vector"!==s.type||o)return void 0===r.id&&this.fire(new i.ErrorEvent(Error("The feature id parameter must be provided."))),this._getSourceCaches(n)[0].getFeatureState(o,r.id);this.fire(new i.ErrorEvent(Error("The sourceLayer parameter must be provided for vector source types.")))}else this.fire(new i.ErrorEvent(Error(`The source '${n}' does not exist in the map's style.`)))}getTransition(){return i.extend({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)}serialize(){const r={};for(const n in this._sourceCaches){const o=this._sourceCaches[n].getSource();r[o.id]||(r[o.id]=o.serialize())}return i.filterObject({version:this.stylesheet.version,name:this.stylesheet.name,metadata:this.stylesheet.metadata,light:this.stylesheet.light,terrain:this.stylesheet.terrain,fog:this.stylesheet.fog,center:this.stylesheet.center,zoom:this.stylesheet.zoom,bearing:this.stylesheet.bearing,pitch:this.stylesheet.pitch,sprite:this.stylesheet.sprite,glyphs:this.stylesheet.glyphs,transition:this.stylesheet.transition,projection:this.stylesheet.projection,sources:r,layers:this._serializeLayers(this._order)},i=>void 0!==i)}_updateLayer(i){this._updatedLayers[i.id]=!0;const r=this._getLayerSourceCache(i);i.source&&!this._updatedSources[i.source]&&r&&"raster"!==r.getSource().type&&(this._updatedSources[i.source]="reload",r.pause()),this._changed=!0,i.invalidateCompiledFilter()}_flattenAndSortRenderedFeatures(i){var r,n;const o={},s=[];for(let a=this._order.length-1;a>=0;a--){const l=this._order[a];if(r=l,"fill-extrusion"===this._layers[r].type)for(const c of(o[l]=a,i)){const h=c[l];if(h)for(const u of h)s.push(u)}}s.sort((i,r)=>r.intersectionZ-i.intersectionZ);const d=[];for(let p=this._order.length-1;p>=0;p--){const f=this._order[p];if(n=f,"fill-extrusion"===this._layers[n].type)for(let m=s.length-1;m>=0;m--){const _=s[m].feature;if(o[_.layer.id]{const r=this.getLayer(i);return r&&r.is3D()}):this.has3DLayers(),u=ep.createFromScreenPoints(r,o);for(const d in this._sourceCaches){const p=this._sourceCaches[d].getSource().id;n.layers&&!s[p]||c.push(function(r,n,o,s,a,l,c,h=!1){const u=r.tilesIn(s,c,h);u.sort(ew);const d=[];for(const p of u)d.push({wrappedTileID:p.tile.tileID.wrapped().key,queryResults:p.tile.queryRenderedFeatures(n,o,r._state,p,a,l,function(r,n){const o=i.identity([]);return i.scale(o,o,[.5*r.width,-(.5*r.height),1]),i.translate(o,o,[1,-1,0]),i.multiply$1(o,o,r.calculateProjMatrix(n.toUnwrapped()))}(r.transform,p.tile.tileID),h)});const f=function(i){const r={},n={};for(const o of i){const s=o.queryResults,a=o.wrappedTileID,l=n[a]=n[a]||{};for(const c in s){const h=s[c],u=l[c]=l[c]||{},d=r[c]=r[c]||[];for(const p of h)u[p.featureIndex]||(u[p.featureIndex]=!0,d.push(p))}}return r}(d);for(const m in f)f[m].forEach(i=>{const n=i.feature,o=r.getFeatureState(n.layer["source-layer"],n.id);n.source=n.layer.source,n.layer["source-layer"]&&(n.sourceLayer=n.layer["source-layer"]),n.state=o});return f}(this._sourceCaches[d],this._layers,this._serializedLayers,u,n,o,h,!!this.map._showQueryGeometry))}return this.placement&&c.push(function(i,r,n,o,s,a,l){const c={},h=a.queryRenderedSymbols(o),u=[];for(const d of Object.keys(h).map(Number))u.push(l[d]);for(const p of(u.sort(ew),u)){const f=p.featureIndex.lookupSymbolFeatures(h[p.bucketInstanceId],r,p.bucketIndex,p.sourceLayerIndex,s.filter,s.layers,s.availableImages,i);for(const m in f){const _=c[m]=c[m]||[],g=f[m];for(const y of(g.sort((i,r)=>{const n=p.featureSortOrder;if(n){const o=n.indexOf(i.featureIndex);return n.indexOf(r.featureIndex)-o}return r.featureIndex-i.featureIndex}),g))_.push(y)}}for(const x in c)c[x].forEach(r=>{const o=r.feature,s=n(i[x]).getFeatureState(o.layer["source-layer"],o.id);o.source=o.layer.source,o.layer["source-layer"]&&(o.sourceLayer=o.layer["source-layer"]),o.state=s});return c}(this._layers,this._serializedLayers,this._getLayerSourceCache.bind(this),u.screenGeometry,n,this.placement.collisionIndex,this.placement.retainedQueryData)),this._flattenAndSortRenderedFeatures(c)}querySourceFeatures(r,n){n&&n.filter&&this._validate(i.validateStyle.filter,"querySourceFeatures.filter",n.filter,null,n);const o=this._getSourceCaches(r);let s=[];for(const a of o)s=s.concat(function(i,r){const n=i.getRenderableIds().map(r=>i.getTileByID(r)),o=[],s={};for(let a=0;a{for(const i of this.map._markers)i._evaluateOpacity()})}getFog(){return this.fog?this.fog.get():null}setFog(r){if(this._checkLoaded(),!r)return delete this.fog,delete this.stylesheet.fog,void(this._markersNeedUpdate=!0);if(this.fog){const n=this.fog,o=n.get();for(const a in r)if(!s(r[a],o[a])){n.set(r),this.stylesheet.fog=r;const l={now:i.exported.now(),transition:i.extend({duration:0},this.stylesheet.transition)};n.updateTransitions(l);break}}else this._createFog(r);this._markersNeedUpdate=!0}_updateDrapeFirstLayers(){if(!this.map._optimizeForTerrain||!this.terrain)return;const i=this._order.filter(i=>this.isLayerDraped(this._layers[i])),r=this._order.filter(i=>!this.isLayerDraped(this._layers[i]));this._drapedFirstOrder=[],this._drapedFirstOrder.push(...i),this._drapedFirstOrder.push(...r)}_createTerrain(r,n){const o=this.terrain=new y(r,n);this.stylesheet.terrain=r,this.dispatcher.broadcast("enableTerrain",!0),this._force3DLayerUpdate();const s={now:i.exported.now(),transition:i.extend({duration:0},this.stylesheet.transition)};o.updateTransitions(s)}_force3DLayerUpdate(){for(const i in this._layers){const r=this._layers[i];"fill-extrusion"===r.type&&this._updateLayer(r)}}_forceSymbolLayerUpdate(){for(const i in this._layers){const r=this._layers[i];"symbol"===r.type&&this._updateLayer(r)}}_validate(r,n,o,s,a={}){return(!a||!1!==a.validate)&&ts(this,r.call(i.validateStyle,i.extend({key:n,style:this.serialize(),value:o,styleSpec:i.spec},s)))}_remove(){for(const r in this._request&&(this._request.cancel(),this._request=null),this._spriteRequest&&(this._spriteRequest.cancel(),this._spriteRequest=null),i.evented.off("pluginStateChange",this._rtlTextPluginCallback),this._layers)this._layers[r].setEventedParent(null);for(const n in this._sourceCaches)this._sourceCaches[n].clearTiles(),this._sourceCaches[n].setEventedParent(null);this.imageManager.setEventedParent(null),this.setEventedParent(null),this.dispatcher.remove()}_clearSource(i){const r=this._getSourceCaches(i);for(const n of r)n.clearTiles()}_reloadSource(i){const r=this._getSourceCaches(i);for(const n of r)n.resume(),n.reload()}_updateSources(i){for(const r in this._sourceCaches)this._sourceCaches[r].update(i)}_generateCollisionBoxes(){for(const i in this._sourceCaches){const r=this._sourceCaches[i];r.resume(),r.reload()}}_updatePlacement(r,n,o,s,a=!1){let l=!1,c=!1;const h={};for(const u of this._order){const d=this._layers[u];if("symbol"!==d.type)continue;if(!h[d.source]){const p=this._getLayerSourceCache(d);if(!p)continue;h[d.source]=p.getRenderableIds(!0).map(i=>p.getTileByID(i)).sort((i,r)=>r.tileID.overscaledZ-i.tileID.overscaledZ||(i.tileID.isLessThan(r.tileID)?-1:1))}const f=this.crossTileSymbolIndex.addLayer(d,h[d.source],r.center.lng,r.projection);l=l||f}if(this.crossTileSymbolIndex.pruneUnusedLayers(this._order),a=a||this._layerOrderChanged||0===o,this._layerOrderChanged&&this.fire(new i.Event("neworder")),(a||!this.pauseablePlacement||this.pauseablePlacement.isDone()&&!this.placement.stillRecent(i.exported.now(),r.zoom))&&(this.pauseablePlacement=new te(r,this._order,a,n,o,s,this.placement,this.fog&&r.projection.supportsFog?this.fog.state:null),this._layerOrderChanged=!1),this.pauseablePlacement.isDone()?this.placement.setStale():(this.pauseablePlacement.continuePlacement(this._order,this._layers,h),this.pauseablePlacement.isDone()&&(this.placement=this.pauseablePlacement.commit(i.exported.now()),c=!0),l&&this.pauseablePlacement.placement.setStale()),c||l)for(const m of this._order){const _=this._layers[m];"symbol"===_.type&&this.placement.updateLayerOpacities(_,h[_.source])}return!this.pauseablePlacement.isDone()||this.placement.hasTransitions(i.exported.now())}_releaseSymbolFadeTiles(){for(const i in this._sourceCaches)this._sourceCaches[i].releaseSymbolFadeTiles()}getImages(i,r,n){this.imageManager.getImages(r.icons,n),this._updateTilesForChangedImages();const o=i=>{i&&i.setDependencies(r.tileID.key,r.type,r.icons)};o(this._otherSourceCaches[r.source]),o(this._symbolSourceCaches[r.source])}getGlyphs(i,r,n){this.glyphManager.getGlyphs(r.stacks,n)}getResource(r,n,o){return i.makeRequest(n,o)}_getSourceCache(i){return this._otherSourceCaches[i]}_getLayerSourceCache(i){return"symbol"===i.type?this._symbolSourceCaches[i.source]:this._otherSourceCaches[i.source]}_getSourceCaches(i){const r=[];return this._otherSourceCaches[i]&&r.push(this._otherSourceCaches[i]),this._symbolSourceCaches[i]&&r.push(this._symbolSourceCaches[i]),r}has3DLayers(){return this._num3DLayers>0}hasSymbolLayers(){return this._numSymbolLayers>0}hasCircleLayers(){return this._numCircleLayers>0}_clearWorkerCaches(){this.dispatcher.broadcast("clearCaches")}destroy(){this._clearWorkerCaches(),this.terrainSetForDrapingOnly()&&(delete this.terrain,delete this.stylesheet.terrain)}}tu.getSourceType=function(i){return ev[i]},tu.setSourceType=function(i,r){ev[i]=r},tu.registerForPluginStateChange=i.registerForPluginStateChange;var td="\n#define EPSILON 0.0000001\n#define PI 3.141592653589793\n#define EXTENT 8192.0\n#ifdef FOG\nuniform mediump vec4 u_fog_color;uniform mediump vec2 u_fog_range;uniform mediump float u_fog_horizon_blend;varying vec3 v_fog_pos;float fog_range(float depth) {return (depth-u_fog_range[0])/(u_fog_range[1]-u_fog_range[0]);}float fog_horizon_blending(vec3 camera_dir) {float t=max(0.0,camera_dir.z/u_fog_horizon_blend);return u_fog_color.a*exp(-3.0*t*t);}float fog_opacity(float t) {const float decay=6.0;float falloff=1.0-min(1.0,exp(-decay*t));falloff*=falloff*falloff;return u_fog_color.a*min(1.0,1.00747*falloff);}\n#endif",tp="attribute highp vec3 a_pos_3f;uniform lowp mat4 u_matrix;varying highp vec3 v_uv;void main() {const mat3 half_neg_pi_around_x=mat3(1.0,0.0, 0.0,0.0,0.0,-1.0,0.0,1.0, 0.0);v_uv=half_neg_pi_around_x*a_pos_3f;vec4 pos=u_matrix*vec4(a_pos_3f,1.0);gl_Position=pos.xyww;}";let tf={},tm={};tf=ty("","\n#define ELEVATION_SCALE 7.0\n#define ELEVATION_OFFSET 450.0\n#ifdef PROJECTION_GLOBE_VIEW\nuniform vec3 u_tile_tl_up;uniform vec3 u_tile_tr_up;uniform vec3 u_tile_br_up;uniform vec3 u_tile_bl_up;uniform float u_tile_up_scale;vec3 elevationVector(vec2 pos) {vec2 uv=pos/EXTENT;vec3 up=normalize(mix(\nmix(u_tile_tl_up,u_tile_tr_up,uv.xxx),mix(u_tile_bl_up,u_tile_br_up,uv.xxx),uv.yyy));return up*u_tile_up_scale;}\n#else\nvec3 elevationVector(vec2 pos) { return vec3(0,0,1); }\n#endif\n#ifdef TERRAIN\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nuniform highp sampler2D u_dem;uniform highp sampler2D u_dem_prev;\n#else\nuniform sampler2D u_dem;uniform sampler2D u_dem_prev;\n#endif\nuniform vec4 u_dem_unpack;uniform vec2 u_dem_tl;uniform vec2 u_dem_tl_prev;uniform float u_dem_scale;uniform float u_dem_scale_prev;uniform float u_dem_size;uniform float u_dem_lerp;uniform float u_exaggeration;uniform float u_meter_to_dem;uniform mat4 u_label_plane_matrix_inv;uniform sampler2D u_depth;uniform vec2 u_depth_size_inv;vec4 tileUvToDemSample(vec2 uv,float dem_size,float dem_scale,vec2 dem_tl) {vec2 pos=dem_size*(uv*dem_scale+dem_tl)+1.0;vec2 f=fract(pos);return vec4((pos-f+0.5)/(dem_size+2.0),f);}float decodeElevation(vec4 v) {return dot(vec4(v.xyz*255.0,-1.0),u_dem_unpack);}float currentElevation(vec2 apos) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nvec2 pos=(u_dem_size*(apos/8192.0*u_dem_scale+u_dem_tl)+1.5)/(u_dem_size+2.0);return u_exaggeration*texture2D(u_dem,pos).a;\n#else\nfloat dd=1.0/(u_dem_size+2.0);vec4 r=tileUvToDemSample(apos/8192.0,u_dem_size,u_dem_scale,u_dem_tl);vec2 pos=r.xy;vec2 f=r.zw;float tl=decodeElevation(texture2D(u_dem,pos));\n#ifdef TERRAIN_DEM_NEAREST_FILTER\nreturn u_exaggeration*tl;\n#endif\nfloat tr=decodeElevation(texture2D(u_dem,pos+vec2(dd,0.0)));float bl=decodeElevation(texture2D(u_dem,pos+vec2(0.0,dd)));float br=decodeElevation(texture2D(u_dem,pos+vec2(dd,dd)));return u_exaggeration*mix(mix(tl,tr,f.x),mix(bl,br,f.x),f.y);\n#endif\n}float prevElevation(vec2 apos) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nvec2 pos=(u_dem_size*(apos/8192.0*u_dem_scale_prev+u_dem_tl_prev)+1.5)/(u_dem_size+2.0);return u_exaggeration*texture2D(u_dem_prev,pos).a;\n#else\nfloat dd=1.0/(u_dem_size+2.0);vec4 r=tileUvToDemSample(apos/8192.0,u_dem_size,u_dem_scale_prev,u_dem_tl_prev);vec2 pos=r.xy;vec2 f=r.zw;float tl=decodeElevation(texture2D(u_dem_prev,pos));float tr=decodeElevation(texture2D(u_dem_prev,pos+vec2(dd,0.0)));float bl=decodeElevation(texture2D(u_dem_prev,pos+vec2(0.0,dd)));float br=decodeElevation(texture2D(u_dem_prev,pos+vec2(dd,dd)));return u_exaggeration*mix(mix(tl,tr,f.x),mix(bl,br,f.x),f.y);\n#endif\n}\n#ifdef TERRAIN_VERTEX_MORPHING\nfloat elevation(vec2 apos) {float nextElevation=currentElevation(apos);float prevElevation=prevElevation(apos);return mix(prevElevation,nextElevation,u_dem_lerp);}\n#else\nfloat elevation(vec2 apos) {return currentElevation(apos);}\n#endif\nfloat unpack_depth(vec4 rgba_depth)\n{const vec4 bit_shift=vec4(1.0/(256.0*256.0*256.0),1.0/(256.0*256.0),1.0/256.0,1.0);return dot(rgba_depth,bit_shift)*2.0-1.0;}bool isOccluded(vec4 frag) {vec3 coord=frag.xyz/frag.w;float depth=unpack_depth(texture2D(u_depth,(coord.xy+1.0)*0.5));return coord.z > depth+0.0005;}float occlusionFade(vec4 frag) {vec3 coord=frag.xyz/frag.w;vec3 df=vec3(5.0*u_depth_size_inv,0.0);vec2 uv=0.5*coord.xy+0.5;vec4 depth=vec4(\nunpack_depth(texture2D(u_depth,uv-df.xz)),unpack_depth(texture2D(u_depth,uv+df.xz)),unpack_depth(texture2D(u_depth,uv-df.zy)),unpack_depth(texture2D(u_depth,uv+df.zy))\n);return dot(vec4(0.25),vec4(1.0)-clamp(300.0*(vec4(coord.z-0.001)-depth),0.0,1.0));}vec4 fourSample(vec2 pos,vec2 off) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nfloat tl=texture2D(u_dem,pos).a;float tr=texture2D(u_dem,pos+vec2(off.x,0.0)).a;float bl=texture2D(u_dem,pos+vec2(0.0,off.y)).a;float br=texture2D(u_dem,pos+off).a;\n#else\nvec4 demtl=vec4(texture2D(u_dem,pos).xyz*255.0,-1.0);float tl=dot(demtl,u_dem_unpack);vec4 demtr=vec4(texture2D(u_dem,pos+vec2(off.x,0.0)).xyz*255.0,-1.0);float tr=dot(demtr,u_dem_unpack);vec4 dembl=vec4(texture2D(u_dem,pos+vec2(0.0,off.y)).xyz*255.0,-1.0);float bl=dot(dembl,u_dem_unpack);vec4 dembr=vec4(texture2D(u_dem,pos+off).xyz*255.0,-1.0);float br=dot(dembr,u_dem_unpack);\n#endif\nreturn vec4(tl,tr,bl,br);}float flatElevation(vec2 pack) {vec2 apos=floor(pack/8.0);vec2 span=10.0*(pack-apos*8.0);vec2 uvTex=(apos-vec2(1.0,1.0))/8190.0;float size=u_dem_size+2.0;float dd=1.0/size;vec2 pos=u_dem_size*(uvTex*u_dem_scale+u_dem_tl)+1.0;vec2 f=fract(pos);pos=(pos-f+0.5)*dd;vec4 h=fourSample(pos,vec2(dd));float z=mix(mix(h.x,h.y,f.x),mix(h.z,h.w,f.x),f.y);vec2 w=floor(0.5*(span*u_meter_to_dem-1.0));vec2 d=dd*w;vec4 bounds=vec4(d,vec2(1.0)-d);h=fourSample(pos-d,2.0*d+vec2(dd));vec4 diff=abs(h.xzxy-h.ywzw);vec2 slope=min(vec2(0.25),u_meter_to_dem*0.5*(diff.xz+diff.yw)/(2.0*w+vec2(1.0)));vec2 fix=slope*span;float base=z+max(fix.x,fix.y);return u_exaggeration*base;}float elevationFromUint16(float word) {return u_exaggeration*(word/ELEVATION_SCALE-ELEVATION_OFFSET);}\n#else\nfloat elevation(vec2 pos) { return 0.0; }bool isOccluded(vec4 frag) { return false; }float occlusionFade(vec4 frag) { return 1.0; }\n#endif",!0),tm=ty("#ifdef FOG\nuniform float u_fog_temporal_offset;float fog_opacity(vec3 pos) {float depth=length(pos);return fog_opacity(fog_range(depth));}vec3 fog_apply(vec3 color,vec3 pos) {float depth=length(pos);float opacity=fog_opacity(fog_range(depth));opacity*=fog_horizon_blending(pos/depth);return mix(color,u_fog_color.rgb,opacity);}vec4 fog_apply_from_vert(vec4 color,float fog_opac) {float alpha=EPSILON+color.a;color.rgb=mix(color.rgb/alpha,u_fog_color.rgb,fog_opac)*alpha;return color;}vec3 fog_apply_sky_gradient(vec3 camera_ray,vec3 sky_color) {float horizon_blend=fog_horizon_blending(normalize(camera_ray));return mix(sky_color,u_fog_color.rgb,horizon_blend);}vec4 fog_apply_premultiplied(vec4 color,vec3 pos) {float alpha=EPSILON+color.a;color.rgb=fog_apply(color.rgb/alpha,pos)*alpha;return color;}vec3 fog_dither(vec3 color) {vec2 dither_seed=gl_FragCoord.xy+u_fog_temporal_offset;return dither(color,dither_seed);}vec4 fog_dither(vec4 color) {return vec4(fog_dither(color.rgb),color.a);}\n#endif","#ifdef FOG\nuniform mat4 u_fog_matrix;vec3 fog_position(vec3 pos) {return (u_fog_matrix*vec4(pos,1.0)).xyz;}vec3 fog_position(vec2 pos) {return fog_position(vec3(pos,0.0));}float fog(vec3 pos) {float depth=length(pos);float opacity=fog_opacity(fog_range(depth));return opacity*fog_horizon_blending(pos/depth);}\n#endif",!0);const t_=ty("\nhighp vec3 hash(highp vec2 p) {highp vec3 p3=fract(p.xyx*vec3(443.8975,397.2973,491.1871));p3+=dot(p3,p3.yxz+19.19);return fract((p3.xxy+p3.yzz)*p3.zyx);}vec3 dither(vec3 color,highp vec2 seed) {vec3 rnd=hash(seed)+hash(seed+0.59374)-0.5;return color+rnd/255.0;}\n#ifdef TERRAIN\nhighp vec4 pack_depth(highp float ndc_z) {highp float depth=ndc_z*0.5+0.5;const highp vec4 bit_shift=vec4(256.0*256.0*256.0,256.0*256.0,256.0,1.0);const highp vec4 bit_mask =vec4(0.0,1.0/256.0,1.0/256.0,1.0/256.0);highp vec4 res=fract(depth*bit_shift);res-=res.xxyz*bit_mask;return res;}\n#endif","\nfloat wrap(float n,float min,float max) {float d=max-min;float w=mod(mod(n-min,d)+d,d)+min;return (w==min) ? max : w;}vec3 mercator_tile_position(mat4 matrix,vec2 tile_anchor,vec3 tile_id,vec2 mercator_center) {\n#if defined(PROJECTION_GLOBE_VIEW) && !defined(PROJECTED_POS_ON_VIEWPORT)\nfloat tiles=tile_id.z;vec2 mercator=(tile_anchor/EXTENT+tile_id.xy)/tiles;mercator-=mercator_center;mercator.x=wrap(mercator.x,-0.5,0.5);vec4 mercator_tile=vec4(mercator.xy*EXTENT,EXTENT/(2.0*PI),1.0);mercator_tile=matrix*mercator_tile;return mercator_tile.xyz;\n#else\nreturn vec3(0.0);\n#endif\n}vec3 mix_globe_mercator(vec3 globe,vec3 mercator,float t) {\n#if defined(PROJECTION_GLOBE_VIEW) && !defined(PROJECTED_POS_ON_VIEWPORT)\nreturn mix(globe,mercator,t);\n#else\nreturn globe;\n#endif\n}\n#ifdef PROJECTION_GLOBE_VIEW\nmat3 globe_mercator_surface_vectors(vec3 pos_normal,vec3 up_dir,float zoom_transition) {vec3 normal=zoom_transition==0.0 ? pos_normal : normalize(mix(pos_normal,up_dir,zoom_transition));vec3 xAxis=normalize(vec3(normal.z,0.0,-normal.x));vec3 yAxis=normalize(cross(normal,xAxis));return mat3(xAxis,yAxis,normal);}\n#endif\nvec2 unpack_float(const float packedValue) {int packedIntValue=int(packedValue);int v0=packedIntValue/256;return vec2(v0,packedIntValue-v0*256);}vec2 unpack_opacity(const float packedOpacity) {int intOpacity=int(packedOpacity)/2;return vec2(float(intOpacity)/127.0,mod(packedOpacity,2.0));}vec4 decode_color(const vec2 encodedColor) {return vec4(\nunpack_float(encodedColor[0])/255.0,unpack_float(encodedColor[1])/255.0\n);}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;}const vec4 AWAY=vec4(-1000.0,-1000.0,-1000.0,1);//Normalized device coordinate that is not rendered.");var tg={background:ty("uniform vec4 u_color;uniform float u_opacity;void main() {vec4 out_color=u_color;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec2 a_pos;uniform mat4 u_matrix;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),backgroundPattern:ty("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;varying vec2 v_pos_a;varying 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=texture2D(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=texture2D(u_image,pos2);vec4 out_color=mix(color1,color2,u_mix);\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;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;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);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);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),circle:ty("varying vec3 v_data;varying float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 extrude=v_data.xy;float extrude_length=length(extrude);lowp float antialiasblur=v_data.z;float antialiased_blur=-max(blur,antialiasblur);float opacity_t=smoothstep(0.0,antialiased_blur,extrude_length-1.0);float color_t=stroke_width < 0.01 ? 0.0 : smoothstep(\nantialiased_blur,0.0,extrude_length-radius/(radius+stroke_width)\n);vec4 out_color=mix(color*opacity,stroke_color*stroke_opacity,color_t);\n#ifdef FOG\nout_color=fog_apply_premultiplied(out_color,v_fog_pos);\n#endif\ngl_FragColor=out_color*(v_visibility*opacity_t);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","#define NUM_VISIBILITY_RINGS 2\n#define INV_SQRT2 0.70710678\n#define ELEVATION_BIAS 0.0001\n#define NUM_SAMPLES_PER_RING 16\nuniform mat4 u_matrix;uniform mat2 u_extrude_scale;uniform lowp float u_device_pixel_ratio;uniform highp float u_camera_to_center_distance;attribute vec2 a_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;attribute float a_scale;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;\n#endif\nvarying vec3 v_data;varying float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvec2 calc_offset(vec2 extrusion,float radius,float stroke_width, float view_scale) {return extrusion*(radius+stroke_width)*u_extrude_scale*view_scale;}float cantilevered_elevation(vec2 pos,float radius,float stroke_width,float view_scale) {vec2 c1=pos+calc_offset(vec2(-1,-1),radius,stroke_width,view_scale);vec2 c2=pos+calc_offset(vec2(1,-1),radius,stroke_width,view_scale);vec2 c3=pos+calc_offset(vec2(1,1),radius,stroke_width,view_scale);vec2 c4=pos+calc_offset(vec2(-1,1),radius,stroke_width,view_scale);float h1=elevation(c1)+ELEVATION_BIAS;float h2=elevation(c2)+ELEVATION_BIAS;float h3=elevation(c3)+ELEVATION_BIAS;float h4=elevation(c4)+ELEVATION_BIAS;return max(h4,max(h3,max(h1,h2)));}float circle_elevation(vec2 pos) {\n#if defined(TERRAIN)\nreturn elevation(pos)+ELEVATION_BIAS;\n#else\nreturn 0.0;\n#endif\n}vec4 project_vertex(vec2 extrusion,vec4 world_center,vec4 projected_center,float radius,float stroke_width, float view_scale,mat3 surface_vectors) {vec2 sample_offset=calc_offset(extrusion,radius,stroke_width,view_scale);\n#ifdef PITCH_WITH_MAP\n#ifdef PROJECTION_GLOBE_VIEW\nreturn u_matrix*( world_center+vec4(sample_offset.x*surface_vectors[0]+sample_offset.y*surface_vectors[1],0) );\n#else\nreturn u_matrix*( world_center+vec4(sample_offset,0,0) );\n#endif\n#else\nreturn projected_center+vec4(sample_offset,0,0);\n#endif\n}float get_sample_step() {\n#ifdef PITCH_WITH_MAP\nreturn 2.0*PI/float(NUM_SAMPLES_PER_RING);\n#else\nreturn PI/float(NUM_SAMPLES_PER_RING);\n#endif\n}void main(void) {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 extrude=vec2(mod(a_pos,2.0)*2.0-1.0);vec2 circle_center=floor(a_pos*0.5);\n#ifdef PROJECTION_GLOBE_VIEW\nvec2 scaled_extrude=extrude*a_scale;vec3 pos_normal_3=a_pos_normal_3/16384.0;mat3 surface_vectors=globe_mercator_surface_vectors(pos_normal_3,u_up_dir,u_zoom_transition);vec3 surface_extrusion=scaled_extrude.x*surface_vectors[0]+scaled_extrude.y*surface_vectors[1];vec3 globe_elevation=elevationVector(circle_center)*circle_elevation(circle_center);vec3 globe_pos=a_pos_3+surface_extrusion+globe_elevation;vec3 mercator_elevation=u_up_dir*u_tile_up_scale*circle_elevation(circle_center);vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,circle_center,u_tile_id,u_merc_center)+surface_extrusion+mercator_elevation;vec3 pos=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);vec4 world_center=vec4(pos,1);\n#else \nmat3 surface_vectors=mat3(1.0);float height=circle_elevation(circle_center);vec4 world_center=vec4(circle_center,height,1);\n#endif\nvec4 projected_center=u_matrix*world_center;float view_scale=0.0;\n#ifdef PITCH_WITH_MAP\n#ifdef SCALE_WITH_MAP\nview_scale=1.0;\n#else\nview_scale=projected_center.w/u_camera_to_center_distance;\n#endif\n#else\n#ifdef SCALE_WITH_MAP\nview_scale=u_camera_to_center_distance;\n#else\nview_scale=projected_center.w;\n#endif\n#endif\n#if defined(SCALE_WITH_MAP) && defined(PROJECTION_GLOBE_VIEW)\nview_scale*=a_scale;\n#endif\ngl_Position=project_vertex(extrude,world_center,projected_center,radius,stroke_width,view_scale,surface_vectors);float visibility=0.0;\n#ifdef TERRAIN\nfloat step=get_sample_step();\n#ifdef PITCH_WITH_MAP\nfloat cantilevered_height=cantilevered_elevation(circle_center,radius,stroke_width,view_scale);vec4 occlusion_world_center=vec4(circle_center,cantilevered_height,1);vec4 occlusion_projected_center=u_matrix*occlusion_world_center;\n#else\nvec4 occlusion_world_center=world_center;vec4 occlusion_projected_center=projected_center;\n#endif\nfor(int ring=0; ring < NUM_VISIBILITY_RINGS; ring++) {float scale=(float(ring)+1.0)/float(NUM_VISIBILITY_RINGS);for(int i=0; i < NUM_SAMPLES_PER_RING; i++) {vec2 extrusion=vec2(cos(step*float(i)),-sin(step*float(i)))*scale;vec4 frag_pos=project_vertex(extrusion,occlusion_world_center,occlusion_projected_center,radius,stroke_width,view_scale,surface_vectors);visibility+=float(!isOccluded(frag_pos));}}visibility/=float(NUM_VISIBILITY_RINGS)*float(NUM_SAMPLES_PER_RING);\n#else\nvisibility=1.0;\n#endif\n#ifdef PROJECTION_GLOBE_VIEW\nvisibility=1.0;\n#endif\nv_visibility=visibility;lowp float antialiasblur=1.0/u_device_pixel_ratio/(radius+stroke_width);v_data=vec3(extrude.x,extrude.y,antialiasblur);\n#ifdef FOG\nv_fog_pos=fog_position(world_center.xyz);\n#endif\n}"),clippingMask:ty("void main() {gl_FragColor=vec4(1.0);}","attribute vec2 a_pos;uniform mat4 u_matrix;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);}"),heatmap:ty("uniform highp float u_intensity;varying vec2 v_extrude;\n#pragma mapbox: define highp float weight\n#define GAUSS_COEF 0.3989422804014327\nvoid main() {\n#pragma mapbox: initialize highp float weight\nfloat d=-0.5*3.0*3.0*dot(v_extrude,v_extrude);float val=weight*u_intensity*GAUSS_COEF*exp(d);gl_FragColor=vec4(val,1.0,1.0,1.0);\n#ifdef FOG\ngl_FragColor.r*=pow(1.0-fog_opacity(v_fog_pos),2.0);\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform float u_extrude_scale;uniform float u_opacity;uniform float u_intensity;attribute vec2 a_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;attribute float a_scale;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;\n#endif\nvarying vec2 v_extrude;\n#pragma mapbox: define highp float weight\n#pragma mapbox: define mediump float radius\nconst highp float ZERO=1.0/255.0/16.0;\n#define GAUSS_COEF 0.3989422804014327\nvoid main(void) {\n#pragma mapbox: initialize highp float weight\n#pragma mapbox: initialize mediump float radius\nvec2 unscaled_extrude=vec2(mod(a_pos,2.0)*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 tilePos=floor(a_pos*0.5);\n#ifdef PROJECTION_GLOBE_VIEW\nextrude*=a_scale;vec3 pos_normal_3=a_pos_normal_3/16384.0;mat3 surface_vectors=globe_mercator_surface_vectors(pos_normal_3,u_up_dir,u_zoom_transition);vec3 surface_extrusion=extrude.x*surface_vectors[0]+extrude.y*surface_vectors[1];vec3 globe_elevation=elevationVector(tilePos)*elevation(tilePos);vec3 globe_pos=a_pos_3+surface_extrusion+globe_elevation;vec3 mercator_elevation=u_up_dir*u_tile_up_scale*elevation(tilePos);vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,tilePos,u_tile_id,u_merc_center)+surface_extrusion+mercator_elevation;vec3 pos=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);\n#else\nvec3 pos=vec3(tilePos+extrude,elevation(tilePos));\n#endif\ngl_Position=u_matrix*vec4(pos,1);\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"),heatmapTexture:ty("uniform sampler2D u_image;uniform sampler2D u_color_ramp;uniform float u_opacity;varying vec2 v_pos;void main() {float t=texture2D(u_image,v_pos).r;vec4 color=texture2D(u_color_ramp,vec2(t,0.5));gl_FragColor=color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(0.0);\n#endif\n}","attribute vec2 a_pos;varying vec2 v_pos;void main() {gl_Position=vec4(a_pos,0,1);v_pos=a_pos*0.5+0.5;}"),collisionBox:ty("varying float v_placed;varying float v_notUsed;void main() {vec4 red =vec4(1.0,0.0,0.0,1.0);vec4 blue=vec4(0.0,0.0,1.0,0.5);gl_FragColor =mix(red,blue,step(0.5,v_placed))*0.5;gl_FragColor*=mix(1.0,0.1,step(0.5,v_notUsed));}","attribute vec3 a_pos;attribute vec2 a_anchor_pos;attribute vec2 a_extrude;attribute vec2 a_placed;attribute vec2 a_shift;attribute float a_size_scale;attribute vec2 a_padding;uniform mat4 u_matrix;uniform vec2 u_extrude_scale;uniform float u_camera_to_center_distance;varying float v_placed;varying float v_notUsed;void main() {vec4 projectedPoint=u_matrix*vec4(a_pos+elevationVector(a_anchor_pos)*elevation(a_anchor_pos),1);highp float camera_to_anchor_distance=projectedPoint.w;highp float collision_perspective_ratio=clamp(\n0.5+0.5*(u_camera_to_center_distance/camera_to_anchor_distance),0.0,1.5);gl_Position=projectedPoint;gl_Position.xy+=(a_extrude*a_size_scale+a_shift+a_padding)*u_extrude_scale*gl_Position.w*collision_perspective_ratio;v_placed=a_placed.x;v_notUsed=a_placed.y;}"),collisionCircle:ty("varying float v_radius;varying vec2 v_extrude;varying float v_perspective_ratio;varying float v_collision;void main() {float alpha=0.5*min(v_perspective_ratio,1.0);float stroke_radius=0.9*max(v_perspective_ratio,1.0);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);gl_FragColor=color*alpha*opacity_t;}","attribute vec2 a_pos_2f;attribute float a_radius;attribute vec2 a_flags;uniform mat4 u_matrix;uniform mat4 u_inv_matrix;uniform vec2 u_viewport_size;uniform float u_camera_to_center_distance;varying float v_radius;varying vec2 v_extrude;varying float v_perspective_ratio;varying float v_collision;vec3 toTilePosition(vec2 screenPos) {vec4 rayStart=u_inv_matrix*vec4(screenPos,-1.0,1.0);vec4 rayEnd =u_inv_matrix*vec4(screenPos, 1.0,1.0);rayStart.xyz/=rayStart.w;rayEnd.xyz /=rayEnd.w;highp float t=(0.0-rayStart.z)/(rayEnd.z-rayStart.z);return mix(rayStart.xyz,rayEnd.xyz,t);}void main() {vec2 quadCenterPos=a_pos_2f;float radius=a_radius;float collision=a_flags.x;float vertexIdx=a_flags.y;vec2 quadVertexOffset=vec2(\nmix(-1.0,1.0,float(vertexIdx >=2.0)),mix(-1.0,1.0,float(vertexIdx >=1.0 && vertexIdx <=2.0)));vec2 quadVertexExtent=quadVertexOffset*radius;vec3 tilePos=toTilePosition(quadCenterPos);vec4 clipPos=u_matrix*vec4(tilePos,1.0);highp float camera_to_anchor_distance=clipPos.w;highp float collision_perspective_ratio=clamp(\n0.5+0.5*(u_camera_to_center_distance/camera_to_anchor_distance),0.0,4.0);float padding_factor=1.2;v_radius=radius;v_extrude=quadVertexExtent*padding_factor;v_perspective_ratio=collision_perspective_ratio;v_collision=collision;gl_Position=vec4(clipPos.xyz/clipPos.w,1.0)+vec4(quadVertexExtent*padding_factor/u_viewport_size*2.0,0.0,0.0);}"),debug:ty("uniform highp vec4 u_color;uniform sampler2D u_overlay;varying vec2 v_uv;void main() {vec4 overlay_color=texture2D(u_overlay,v_uv);gl_FragColor=mix(u_color,overlay_color,overlay_color.a);}","attribute vec2 a_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;\n#endif\nvarying vec2 v_uv;uniform mat4 u_matrix;uniform float u_overlay_scale;void main() {float h=elevation(a_pos);v_uv=a_pos/8192.0;\n#ifdef PROJECTION_GLOBE_VIEW\ngl_Position=u_matrix*vec4(a_pos_3+elevationVector(a_pos)*h,1);\n#else\ngl_Position=u_matrix*vec4(a_pos*u_overlay_scale,h,1);\n#endif\n}"),fill:ty("#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float opacity\nvec4 out_color=color;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec2 a_pos;uniform mat4 u_matrix;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float opacity\ngl_Position=u_matrix*vec4(a_pos,0,1);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),fillOutline:ty("varying vec2 v_pos;\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 outline_color\n#pragma mapbox: initialize lowp float opacity\nfloat dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);vec4 out_color=outline_color;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec2 a_pos;uniform mat4 u_matrix;uniform vec2 u_world;varying vec2 v_pos;\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 outline_color\n#pragma mapbox: initialize lowp float opacity\ngl_Position=u_matrix*vec4(a_pos,0,1);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),fillOutlinePattern:ty("uniform vec2 u_texsize;uniform sampler2D u_image;uniform float u_fade;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec2 v_pos;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\nvec2 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=texture2D(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=texture2D(u_image,pos2);float dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);vec4 out_color=mix(color1,color2,u_fade);\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_world;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec2 v_pos;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 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=u_matrix*vec4(a_pos,0,1);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;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),fillPattern:ty("uniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\nvec2 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=texture2D(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=texture2D(u_image,pos2);vec4 out_color=mix(color1,color2,u_fade);\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 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=u_matrix*vec4(a_pos,0,1);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);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),fillExtrusion:ty("varying vec4 v_color;void main() {vec4 color=v_color;\n#ifdef FOG\ncolor=fog_dither(fog_apply_premultiplied(color,v_fog_pos));\n#endif\ngl_FragColor=color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp float u_lightintensity;uniform float u_vertical_gradient;uniform lowp float u_opacity;attribute vec4 a_pos_normal_ed;attribute vec2 a_centroid_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;uniform float u_height_lift;\n#endif\nvarying vec4 v_color;\n#pragma mapbox: define highp float base\n#pragma mapbox: define highp float height\n#pragma mapbox: define highp vec4 color\nvoid main() {\n#pragma mapbox: initialize highp float base\n#pragma mapbox: initialize highp float height\n#pragma mapbox: initialize highp vec4 color\nvec3 pos_nx=floor(a_pos_normal_ed.xyz*0.5);mediump vec3 top_up_ny=a_pos_normal_ed.xyz-2.0*pos_nx;float x_normal=pos_nx.z/8192.0;vec3 normal=top_up_ny.y==1.0 ? vec3(0.0,0.0,1.0) : normalize(vec3(x_normal,(2.0*top_up_ny.z-1.0)*(1.0-abs(x_normal)),0.0));base=max(0.0,base);height=max(0.0,height);float t=top_up_ny.x;vec2 centroid_pos=vec2(0.0);\n#if defined(HAS_CENTROID) || defined(TERRAIN)\ncentroid_pos=a_centroid_pos;\n#endif\n#ifdef TERRAIN\nbool flat_roof=centroid_pos.x !=0.0 && t > 0.0;float ele=elevation(pos_nx.xy);float c_ele=flat_roof ? centroid_pos.y==0.0 ? elevationFromUint16(centroid_pos.x) : flatElevation(centroid_pos) : ele;float h=flat_roof ? max(c_ele+height,ele+base+2.0) : ele+(t > 0.0 ? height : base==0.0 ?-5.0 : base);vec3 pos=vec3(pos_nx.xy,h);\n#else\nvec3 pos=vec3(pos_nx.xy,t > 0.0 ? height : base);\n#endif\n#ifdef PROJECTION_GLOBE_VIEW\nfloat lift=float((t+base) > 0.0)*u_height_lift;vec3 globe_normal=normalize(mix(a_pos_normal_3/16384.0,u_up_dir,u_zoom_transition));vec3 globe_pos=a_pos_3+globe_normal*(u_tile_up_scale*(pos.z+lift));vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,pos.xy,u_tile_id,u_merc_center)+u_up_dir*u_tile_up_scale*pos.z;pos=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);\n#endif\nfloat hidden=float(centroid_pos.x==0.0 && centroid_pos.y==1.0);gl_Position=mix(u_matrix*vec4(pos,1),AWAY,hidden);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;float directional=clamp(dot(normal,u_lightpos),0.0,1.0);directional=mix((1.0-u_lightintensity),max((1.0-colorvalue+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=(\n(1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+base)*pow(height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_color.rgb+=clamp(color.rgb*directional*u_lightcolor,mix(vec3(0.0),vec3(0.3),1.0-u_lightcolor),vec3(1.0));v_color*=u_opacity;\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"),fillExtrusionPattern:ty("uniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec4 v_lighting;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float base\n#pragma mapbox: initialize lowp float height\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 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=texture2D(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=texture2D(u_image,pos2);vec4 out_color=mix(color1,color2,u_fade);out_color=out_color*v_lighting;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;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 vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp float u_lightintensity;attribute vec4 a_pos_normal_ed;attribute vec2 a_centroid_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;uniform float u_height_lift;\n#endif\nvarying vec2 v_pos_a;varying vec2 v_pos_b;varying vec4 v_lighting;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float base\n#pragma mapbox: initialize lowp float height\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 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 pos_nx=floor(a_pos_normal_ed.xyz*0.5);mediump vec3 top_up_ny=a_pos_normal_ed.xyz-2.0*pos_nx;float x_normal=pos_nx.z/8192.0;vec3 normal=top_up_ny.y==1.0 ? vec3(0.0,0.0,1.0) : normalize(vec3(x_normal,(2.0*top_up_ny.z-1.0)*(1.0-abs(x_normal)),0.0));float edgedistance=a_pos_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;base=max(0.0,base);height=max(0.0,height);float t=top_up_ny.x;float z=t > 0.0 ? height : base;vec2 centroid_pos=vec2(0.0);\n#if defined(HAS_CENTROID) || defined(TERRAIN)\ncentroid_pos=a_centroid_pos;\n#endif\n#ifdef TERRAIN\nbool flat_roof=centroid_pos.x !=0.0 && t > 0.0;float ele=elevation(pos_nx.xy);float c_ele=flat_roof ? centroid_pos.y==0.0 ? elevationFromUint16(centroid_pos.x) : flatElevation(centroid_pos) : ele;float h=flat_roof ? max(c_ele+height,ele+base+2.0) : ele+(t > 0.0 ? height : base==0.0 ?-5.0 : base);vec3 p=vec3(pos_nx.xy,h);\n#else\nvec3 p=vec3(pos_nx.xy,z);\n#endif\n#ifdef PROJECTION_GLOBE_VIEW\nfloat lift=float((t+base) > 0.0)*u_height_lift;vec3 globe_normal=normalize(mix(a_pos_normal_3/16384.0,u_up_dir,u_zoom_transition));vec3 globe_pos=a_pos_3+globe_normal*(u_tile_up_scale*(p.z+lift));vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,p.xy,u_tile_id,u_merc_center)+u_up_dir*u_tile_up_scale*p.z;p=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);\n#endif\nfloat hidden=float(centroid_pos.x==0.0 && centroid_pos.y==1.0);gl_Position=mix(u_matrix*vec4(p,1),AWAY,hidden);vec2 pos=normal.z==1.0\n? pos_nx.xy\n: vec2(edgedistance,z*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,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*=(\n(1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+base)*pow(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;\n#ifdef FOG\nv_fog_pos=fog_position(p);\n#endif\n}"),hillshadePrepare:ty("#ifdef GL_ES\nprecision highp float;\n#endif\nuniform sampler2D u_image;varying vec2 v_pos;uniform vec2 u_dimension;uniform float u_zoom;uniform vec4 u_unpack;float getElevation(vec2 coord) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nreturn texture2D(u_image,coord).a/4.0;\n#else\nvec4 data=texture2D(u_image,coord)*255.0;data.a=-1.0;return dot(data,u_unpack)/4.0;\n#endif\n}void main() {vec2 epsilon=1.0/u_dimension;float a=getElevation(v_pos+vec2(-epsilon.x,-epsilon.y));float b=getElevation(v_pos+vec2(0,-epsilon.y));float c=getElevation(v_pos+vec2(epsilon.x,-epsilon.y));float d=getElevation(v_pos+vec2(-epsilon.x,0));float e=getElevation(v_pos);float f=getElevation(v_pos+vec2(epsilon.x,0));float g=getElevation(v_pos+vec2(-epsilon.x,epsilon.y));float h=getElevation(v_pos+vec2(0,epsilon.y));float i=getElevation(v_pos+vec2(epsilon.x,epsilon.y));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(\n(c+f+f+i)-(a+d+d+g),(g+h+h+i)-(a+b+b+c)\n)/pow(2.0,exaggeration+(19.2562-u_zoom));gl_FragColor=clamp(vec4(\nderiv.x/2.0+0.5,deriv.y/2.0+0.5,1.0,1.0),0.0,1.0);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_dimension;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying 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:ty("uniform sampler2D u_image;varying vec2 v_pos;uniform vec2 u_latrange;uniform vec2 u_light;uniform vec4 u_shadow;uniform vec4 u_highlight;uniform vec4 u_accent;void main() {vec4 pixel=texture2D(u_image,v_pos);vec2 deriv=((pixel.rg*2.0)-1.0);float scaleFactor=cos(radians((u_latrange[0]-u_latrange[1])*(1.0-v_pos.y)+u_latrange[1]));float slope=atan(1.25*length(deriv)/scaleFactor);float aspect=deriv.x !=0.0 ? atan(deriv.y,-deriv.x) : PI/2.0*(deriv.y > 0.0 ? 1.0 :-1.0);float intensity=u_light.x;float azimuth=u_light.y+PI;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_shadow,u_highlight,shade)*sin(scaledSlope)*clamp(intensity*2.0,0.0,1.0);gl_FragColor=accent_color*(1.0-shade_color.a)+shade_color;\n#ifdef FOG\ngl_FragColor=fog_dither(fog_apply_premultiplied(gl_FragColor,v_fog_pos));\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);v_pos=a_texture_pos/8192.0;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),line:ty("uniform lowp float u_device_pixel_ratio;uniform float u_alpha_discard_threshold;varying vec2 v_width2;varying vec2 v_normal;varying float v_gamma_scale;\n#ifdef RENDER_LINE_DASH\nuniform sampler2D u_dash_image;uniform float u_mix;uniform vec3 u_scale;varying vec2 v_tex_a;varying vec2 v_tex_b;\n#endif\n#ifdef RENDER_LINE_GRADIENT\nuniform sampler2D u_gradient_image;varying highp vec2 v_uv;\n#endif\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 dash_from\n#pragma mapbox: define lowp vec4 dash_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize lowp vec4 dash_from\n#pragma mapbox: initialize lowp vec4 dash_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nfloat 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);\n#ifdef RENDER_LINE_DASH\nfloat sdfdist_a=texture2D(u_dash_image,v_tex_a).a;float sdfdist_b=texture2D(u_dash_image,v_tex_b).a;float sdfdist=mix(sdfdist_a,sdfdist_b,u_mix);float sdfwidth=min(dash_from.z*u_scale.y,dash_to.z*u_scale.z);float sdfgamma=1.0/(2.0*u_device_pixel_ratio)/sdfwidth;alpha*=smoothstep(0.5-sdfgamma/floorwidth,0.5+sdfgamma/floorwidth,sdfdist);\n#endif\n#ifdef RENDER_LINE_GRADIENT\nvec4 out_color=texture2D(u_gradient_image,v_uv);\n#else\nvec4 out_color=color;\n#endif\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\n#ifdef RENDER_LINE_ALPHA_DISCARD\nif (alpha < u_alpha_discard_threshold) {discard;}\n#endif\ngl_FragColor=out_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","\n#define EXTRUDE_SCALE 0.015873016\nattribute vec2 a_pos_normal;attribute vec4 a_data;\n#ifdef RENDER_LINE_GRADIENT\nattribute vec3 a_packed;\n#else\nattribute float a_linesofar;\n#endif\nuniform mat4 u_matrix;uniform mat2 u_pixels_to_tile_units;uniform vec2 u_units_to_pixels;uniform lowp float u_device_pixel_ratio;varying vec2 v_normal;varying vec2 v_width2;varying float v_gamma_scale;\n#ifdef RENDER_LINE_DASH\nuniform vec2 u_texsize;uniform mediump vec3 u_scale;varying vec2 v_tex_a;varying vec2 v_tex_b;\n#endif\n#ifdef RENDER_LINE_GRADIENT\nuniform float u_image_height;varying highp vec2 v_uv;\n#endif\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 dash_from\n#pragma mapbox: define lowp vec4 dash_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize lowp vec4 dash_from\n#pragma mapbox: initialize lowp vec4 dash_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float width\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;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*EXTRUDE_SCALE;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*EXTRUDE_SCALE*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist*u_pixels_to_tile_units,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2*u_pixels_to_tile_units,0.0,1.0)+projected_extrude;\n#ifndef RENDER_TO_TEXTURE\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#else\nv_gamma_scale=1.0;\n#endif\n#ifdef RENDER_LINE_GRADIENT\nfloat a_uv_x=a_packed[0];float a_split_index=a_packed[1];float a_linesofar=a_packed[2];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);\n#endif\n#ifdef RENDER_LINE_DASH\nfloat tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;float scaleA=dash_from.z==0.0 ? 0.0 : tileZoomRatio/(dash_from.z*fromScale);float scaleB=dash_to.z==0.0 ? 0.0 : tileZoomRatio/(dash_to.z*toScale);float heightA=dash_from.y;float heightB=dash_to.y;v_tex_a=vec2(a_linesofar*scaleA/floorwidth,(-normal.y*heightA+dash_from.x+0.5)/u_texsize.y);v_tex_b=vec2(a_linesofar*scaleB/floorwidth,(-normal.y*heightB+dash_to.x+0.5)/u_texsize.y);\n#endif\nv_width2=vec2(outset,inset);\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"),linePattern:ty("uniform lowp float u_device_pixel_ratio;uniform vec2 u_texsize;uniform float u_fade;uniform mediump vec3 u_scale;uniform sampler2D u_image;varying vec2 v_normal;varying vec2 v_width2;varying float v_linesofar;varying float v_gamma_scale;varying float v_width;\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nvec2 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(texture2D(u_image,pos_a),texture2D(u_image,pos_b),u_fade);\n#ifdef FOG\ncolor=fog_dither(fog_apply_premultiplied(color,v_fog_pos));\n#endif\ngl_FragColor=color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","\n#define scale 0.015873016\nattribute vec2 a_pos_normal;attribute vec4 a_data;attribute float a_linesofar;uniform mat4 u_matrix;uniform vec2 u_units_to_pixels;uniform mat2 u_pixels_to_tile_units;uniform lowp float u_device_pixel_ratio;varying vec2 v_normal;varying vec2 v_width2;varying float v_linesofar;varying float v_gamma_scale;varying float v_width;\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize mediump float width\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;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);vec4 projected_extrude=u_matrix*vec4(dist*u_pixels_to_tile_units,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2*u_pixels_to_tile_units,0.0,1.0)+projected_extrude;\n#ifndef RENDER_TO_TEXTURE\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#else\nv_gamma_scale=1.0;\n#endif\nv_linesofar=a_linesofar;v_width2=vec2(outset,inset);v_width=floorwidth;\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"),raster:ty("uniform float u_fade_t;uniform float u_opacity;uniform sampler2D u_image0;uniform sampler2D u_image1;varying vec2 v_pos0;varying vec2 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=texture2D(u_image0,v_pos0);vec4 color1=texture2D(u_image1,v_pos1);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(\ndot(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);vec3 out_color=mix(u_high_vec,u_low_vec,rgb);\n#ifdef FOG\nout_color=fog_dither(fog_apply(out_color,v_fog_pos));\n#endif\ngl_FragColor=vec4(out_color*color.a,color.a);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_tl_parent;uniform float u_scale_parent;uniform vec2 u_perspective_transform;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos0;varying vec2 v_pos1;void main() {float w=1.0+dot(a_texture_pos,u_perspective_transform);gl_Position=u_matrix*vec4(a_pos*w,0,w);v_pos0=a_texture_pos/8192.0;v_pos1=(v_pos0*u_scale_parent)+u_tl_parent;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"),symbolIcon:ty("uniform sampler2D u_texture;varying vec2 v_tex;varying float v_fade_opacity;\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\nlowp float alpha=opacity*v_fade_opacity;gl_FragColor=texture2D(u_texture,v_tex)*alpha;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec4 a_pos_offset;attribute vec4 a_tex_size;attribute vec4 a_pixeloffset;attribute vec4 a_z_tile_anchor;attribute vec3 a_projected_pos;attribute float a_fade_opacity;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 highp float u_camera_to_center_distance;uniform highp float u_pitch;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform float u_fade_change;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform mat4 u_matrix;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;varying vec2 v_tex;varying float v_fade_opacity;\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_tex_size.xy;vec2 a_size=a_tex_size.zw;float a_size_min=floor(a_size[0]*0.5);vec2 a_pxoffset=a_pixeloffset.xy;vec2 a_minFontScale=a_pixeloffset.zw/256.0;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;}float anchorZ=a_z_tile_anchor.x;vec2 tileAnchor=a_z_tile_anchor.yz;vec3 h=elevationVector(tileAnchor)*elevation(tileAnchor);vec3 mercator_pos=mercator_tile_position(u_inv_rot_matrix,tileAnchor,u_tile_id,u_merc_center);vec3 world_pos=mix_globe_mercator(vec3(a_pos,anchorZ)+h,mercator_pos,u_zoom_transition);vec4 projectedPoint=u_matrix*vec4(world_pos,1);highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(\n0.5+0.5*distance_ratio,0.0,1.5);size*=perspective_ratio;float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=u_matrix*vec4(a_pos+vec2(1,0),anchorZ,1);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);}vec3 proj_pos=mix_globe_mercator(vec3(a_projected_pos.xy,anchorZ),mercator_pos,u_zoom_transition);\n#ifdef PROJECTED_POS_ON_VIEWPORT\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xy,0.0,1.0);\n#else\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xyz+h,1.0);\n#endif\nhighp 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);float z=0.0;vec2 offset=rotation_matrix*(a_offset/32.0*max(a_minFontScale,fontScale)+a_pxoffset/16.0);\n#ifdef PITCH_WITH_MAP_TERRAIN\nvec4 tile_pos=u_label_plane_matrix_inv*vec4(a_projected_pos.xy+offset,0.0,1.0);z=elevation(tile_pos.xy);\n#endif\nfloat occlusion_fade=occlusionFade(projectedPoint);gl_Position=mix(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+offset,z,1.0),AWAY,float(projectedPoint.w <=0.0 || occlusion_fade==0.0));float projection_transition_fade=1.0;\n#if defined(PROJECTED_POS_ON_VIEWPORT) && defined(PROJECTION_GLOBE_VIEW)\nprojection_transition_fade=1.0-step(EPSILON,u_zoom_transition);\n#endif\nv_tex=a_tex/u_texsize;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;v_fade_opacity=max(0.0,min(occlusion_fade,fade_opacity[0]+fade_change))*projection_transition_fade;}"),symbolSDF:ty("#define SDF_PX 8.0\nuniform bool u_is_halo;uniform sampler2D u_texture;uniform highp float u_gamma_scale;uniform lowp float u_device_pixel_ratio;uniform bool u_is_text;varying vec2 v_data0;varying vec3 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nfloat 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 fade_opacity=v_data1[2];float fontScale=u_is_text ? size/24.0 : size;lowp vec4 color=fill_color;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float buff=(256.0-64.0)/256.0;if (u_is_halo) {color=halo_color;gamma=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);buff=(6.0-halo_width/fontScale)/SDF_PX;}lowp float dist=texture2D(u_texture,tex).a;highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(buff-gamma_scaled,buff+gamma_scaled,dist);gl_FragColor=color*(alpha*opacity*fade_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec4 a_pos_offset;attribute vec4 a_tex_size;attribute vec4 a_pixeloffset;attribute vec4 a_z_tile_anchor;attribute vec3 a_projected_pos;attribute float a_fade_opacity;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_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform highp float u_pitch;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform highp float u_camera_to_center_distance;uniform float u_fade_change;uniform vec2 u_texsize;uniform vec3 u_tile_id;uniform float u_zoom_transition;varying vec2 v_data0;varying vec3 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_tex_size.xy;vec2 a_size=a_tex_size.zw;float a_size_min=floor(a_size[0]*0.5);vec2 a_pxoffset=a_pixeloffset.xy;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;}float anchorZ=a_z_tile_anchor.x;vec2 tileAnchor=a_z_tile_anchor.yz;vec3 h=elevationVector(tileAnchor)*elevation(tileAnchor);vec3 mercator_pos=mercator_tile_position(u_inv_rot_matrix,tileAnchor,u_tile_id,u_merc_center);vec3 world_pos=mix_globe_mercator(vec3(a_pos,anchorZ)+h,mercator_pos,u_zoom_transition);vec4 projectedPoint=u_matrix*vec4(world_pos,1);highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(\n0.5+0.5*distance_ratio,0.0,1.5);size*=perspective_ratio;float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=u_matrix*vec4(a_pos+vec2(1,0),anchorZ,1);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);}vec3 proj_pos=mix_globe_mercator(vec3(a_projected_pos.xy,anchorZ),mercator_pos,u_zoom_transition);\n#ifdef PROJECTED_POS_ON_VIEWPORT\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xy,0.0,1.0);\n#else\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xyz+h,1.0);\n#endif\nhighp 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);float z=0.0;vec2 offset=rotation_matrix*(a_offset/32.0*fontScale+a_pxoffset);\n#ifdef PITCH_WITH_MAP_TERRAIN\nvec4 tile_pos=u_label_plane_matrix_inv*vec4(a_projected_pos.xy+offset,0.0,1.0);z=elevation(tile_pos.xy);\n#endif\nfloat occlusion_fade=occlusionFade(projectedPoint);gl_Position=mix(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+offset,z,1.0),AWAY,float(projectedPoint.w <=0.0 || occlusion_fade==0.0));float gamma_scale=gl_Position.w;float projection_transition_fade=1.0;\n#if defined(PROJECTED_POS_ON_VIEWPORT) && defined(PROJECTION_GLOBE_VIEW)\nprojection_transition_fade=1.0-step(EPSILON,u_zoom_transition);\n#endif\nvec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float interpolated_fade_opacity=max(0.0,min(occlusion_fade,fade_opacity[0]+fade_change));v_data0=a_tex/u_texsize;v_data1=vec3(gamma_scale,size,interpolated_fade_opacity*projection_transition_fade);}"),symbolTextAndIcon:ty("#define SDF_PX 8.0\n#define SDF 1.0\n#define ICON 0.0\nuniform bool u_is_halo;uniform sampler2D u_texture;uniform sampler2D u_texture_icon;uniform highp float u_gamma_scale;uniform lowp float u_device_pixel_ratio;varying vec4 v_data0;varying vec4 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nfloat fade_opacity=v_data1[2];if (v_data1.w==ICON) {vec2 tex_icon=v_data0.zw;lowp float alpha=opacity*fade_opacity;gl_FragColor=texture2D(u_texture_icon,tex_icon)*alpha;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\nreturn;}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;lowp vec4 color=fill_color;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float buff=(256.0-64.0)/256.0;if (u_is_halo) {color=halo_color;gamma=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);buff=(6.0-halo_width/fontScale)/SDF_PX;}lowp float dist=texture2D(u_texture,tex).a;highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(buff-gamma_scaled,buff+gamma_scaled,dist);gl_FragColor=color*(alpha*opacity*fade_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec4 a_pos_offset;attribute vec4 a_tex_size;attribute vec4 a_z_tile_anchor;attribute vec3 a_projected_pos;attribute float a_fade_opacity;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_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform highp float u_pitch;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform highp float u_camera_to_center_distance;uniform float u_fade_change;uniform vec2 u_texsize;uniform vec2 u_texsize_icon;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;varying vec4 v_data0;varying vec4 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_tex_size.xy;vec2 a_size=a_tex_size.zw;float a_size_min=floor(a_size[0]*0.5);float is_sdf=a_size[0]-2.0*a_size_min;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;}float anchorZ=a_z_tile_anchor.x;vec2 tileAnchor=a_z_tile_anchor.yz;vec3 h=elevationVector(tileAnchor)*elevation(tileAnchor);vec3 mercator_pos=mercator_tile_position(u_inv_rot_matrix,tileAnchor,u_tile_id,u_merc_center);vec3 world_pos=mix_globe_mercator(vec3(a_pos,anchorZ)+h,mercator_pos,u_zoom_transition);vec4 projectedPoint=u_matrix*vec4(world_pos,1);highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(\n0.5+0.5*distance_ratio,0.0,1.5);size*=perspective_ratio;float fontScale=size/24.0;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=u_matrix*vec4(a_pos+vec2(1,0),anchorZ,1);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);}vec3 proj_pos=mix_globe_mercator(vec3(a_projected_pos.xy,anchorZ),mercator_pos,u_zoom_transition);\n#ifdef PROJECTED_POS_ON_VIEWPORT\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xy,0.0,1.0);\n#else\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xyz+h,1.0);\n#endif\nhighp 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);float z=0.0;vec2 offset=rotation_matrix*(a_offset/32.0*fontScale);\n#ifdef PITCH_WITH_MAP_TERRAIN\nvec4 tile_pos=u_label_plane_matrix_inv*vec4(a_projected_pos.xy+offset,0.0,1.0);z=elevation(tile_pos.xy);\n#endif\nfloat occlusion_fade=occlusionFade(projectedPoint);gl_Position=mix(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+offset,z,1.0),AWAY,float(projectedPoint.w <=0.0 || occlusion_fade==0.0));float gamma_scale=gl_Position.w;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float interpolated_fade_opacity=max(0.0,min(occlusion_fade,fade_opacity[0]+fade_change));float projection_transition_fade=1.0;\n#if defined(PROJECTED_POS_ON_VIEWPORT) && defined(PROJECTION_GLOBE_VIEW)\nprojection_transition_fade=1.0-step(EPSILON,u_zoom_transition);\n#endif\nv_data0.xy=a_tex/u_texsize;v_data0.zw=a_tex/u_texsize_icon;v_data1=vec4(gamma_scale,size,interpolated_fade_opacity*projection_transition_fade,is_sdf);}"),terrainRaster:ty("uniform sampler2D u_image0;varying vec2 v_pos0;\n#ifdef FOG\nvarying float v_fog_opacity;\n#endif\nvoid main() {vec4 color=texture2D(u_image0,v_pos0);\n#ifdef FOG\ncolor=fog_dither(fog_apply_from_vert(color,v_fog_opacity));\n#endif\ngl_FragColor=color;\n#ifdef TERRAIN_WIREFRAME\ngl_FragColor=vec4(1.0,0.0,0.0,0.8);\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform float u_skirt_height;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos0;\n#ifdef FOG\nvarying float v_fog_opacity;\n#endif\nconst float skirtOffset=24575.0;const float wireframeOffset=0.00015;void main() {v_pos0=a_texture_pos/8192.0;float skirt=float(a_pos.x >=skirtOffset);float elevation=elevation(a_texture_pos)-skirt*u_skirt_height;\n#ifdef TERRAIN_WIREFRAME\nelevation+=u_skirt_height*u_skirt_height*wireframeOffset;\n#endif\nvec2 decodedPos=a_pos-vec2(skirt*skirtOffset,0.0);gl_Position=u_matrix*vec4(decodedPos,elevation,1.0);\n#ifdef FOG\nv_fog_opacity=fog(fog_position(vec3(decodedPos,elevation)));\n#endif\n}"),terrainDepth:ty("#ifdef GL_ES\nprecision highp float;\n#endif\nvarying float v_depth;void main() {gl_FragColor=pack_depth(v_depth);}","uniform mat4 u_matrix;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying float v_depth;void main() {float elevation=elevation(a_texture_pos);gl_Position=u_matrix*vec4(a_pos,elevation,1.0);v_depth=gl_Position.z/gl_Position.w;}"),skybox:ty("\nvarying lowp vec3 v_uv;uniform lowp samplerCube u_cubemap;uniform lowp float u_opacity;uniform highp float u_temporal_offset;uniform highp vec3 u_sun_direction;float sun_disk(highp vec3 ray_direction,highp vec3 sun_direction) {highp float cos_angle=dot(normalize(ray_direction),sun_direction);const highp float cos_sun_angular_diameter=0.99996192306;const highp float smoothstep_delta=1e-5;return smoothstep(\ncos_sun_angular_diameter-smoothstep_delta,cos_sun_angular_diameter+smoothstep_delta,cos_angle);}float map(float value,float start,float end,float new_start,float new_end) {return ((value-start)*(new_end-new_start))/(end-start)+new_start;}void main() {vec3 uv=v_uv;const float y_bias=0.015;uv.y+=y_bias;uv.y=pow(abs(uv.y),1.0/5.0);uv.y=map(uv.y,0.0,1.0,-1.0,1.0);vec3 sky_color=textureCube(u_cubemap,uv).rgb;\n#ifdef FOG\nsky_color=fog_apply_sky_gradient(v_uv.xzy,sky_color);\n#endif\nsky_color.rgb=dither(sky_color.rgb,gl_FragCoord.xy+u_temporal_offset);sky_color+=0.1*sun_disk(v_uv,u_sun_direction);gl_FragColor=vec4(sky_color*u_opacity,u_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}",tp),skyboxGradient:ty("varying highp vec3 v_uv;uniform lowp sampler2D u_color_ramp;uniform highp vec3 u_center_direction;uniform lowp float u_radius;uniform lowp float u_opacity;uniform highp float u_temporal_offset;void main() {float progress=acos(dot(normalize(v_uv),u_center_direction))/u_radius;vec4 color=texture2D(u_color_ramp,vec2(progress,0.5));\n#ifdef FOG\ncolor.rgb=fog_apply_sky_gradient(v_uv.xzy,color.rgb/color.a)*color.a;\n#endif\ncolor*=u_opacity;color.rgb=dither(color.rgb,gl_FragCoord.xy+u_temporal_offset);gl_FragColor=color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}",tp),skyboxCapture:ty("\nvarying highp vec3 v_position;uniform highp float u_sun_intensity;uniform highp float u_luminance;uniform lowp vec3 u_sun_direction;uniform highp vec4 u_color_tint_r;uniform highp vec4 u_color_tint_m;\n#ifdef GL_ES\nprecision highp float;\n#endif\n#define BETA_R vec3(5.5e-6,13.0e-6,22.4e-6)\n#define BETA_M vec3(21e-6,21e-6,21e-6)\n#define MIE_G 0.76\n#define DENSITY_HEIGHT_SCALE_R 8000.0\n#define DENSITY_HEIGHT_SCALE_M 1200.0\n#define PLANET_RADIUS 6360e3\n#define ATMOSPHERE_RADIUS 6420e3\n#define SAMPLE_STEPS 10\n#define DENSITY_STEPS 4\nfloat ray_sphere_exit(vec3 orig,vec3 dir,float radius) {float a=dot(dir,dir);float b=2.0*dot(dir,orig);float c=dot(orig,orig)-radius*radius;float d=sqrt(b*b-4.0*a*c);return (-b+d)/(2.0*a);}vec3 extinction(vec2 density) {return exp(-vec3(BETA_R*u_color_tint_r.a*density.x+BETA_M*u_color_tint_m.a*density.y));}vec2 local_density(vec3 point) {float height=max(length(point)-PLANET_RADIUS,0.0);float exp_r=exp(-height/DENSITY_HEIGHT_SCALE_R);float exp_m=exp(-height/DENSITY_HEIGHT_SCALE_M);return vec2(exp_r,exp_m);}float phase_ray(float cos_angle) {return (3.0/(16.0*PI))*(1.0+cos_angle*cos_angle);}float phase_mie(float cos_angle) {return (3.0/(8.0*PI))*((1.0-MIE_G*MIE_G)*(1.0+cos_angle*cos_angle))/((2.0+MIE_G*MIE_G)*pow(1.0+MIE_G*MIE_G-2.0*MIE_G*cos_angle,1.5));}vec2 density_to_atmosphere(vec3 point,vec3 light_dir) {float ray_len=ray_sphere_exit(point,light_dir,ATMOSPHERE_RADIUS);float step_len=ray_len/float(DENSITY_STEPS);vec2 density_point_to_atmosphere=vec2(0.0);for (int i=0; i < DENSITY_STEPS;++i) {vec3 point_on_ray=point+light_dir*((float(i)+0.5)*step_len);density_point_to_atmosphere+=local_density(point_on_ray)*step_len;;}return density_point_to_atmosphere;}vec3 atmosphere(vec3 ray_dir,vec3 sun_direction,float sun_intensity) {vec2 density_orig_to_point=vec2(0.0);vec3 scatter_r=vec3(0.0);vec3 scatter_m=vec3(0.0);vec3 origin=vec3(0.0,PLANET_RADIUS,0.0);float ray_len=ray_sphere_exit(origin,ray_dir,ATMOSPHERE_RADIUS);float step_len=ray_len/float(SAMPLE_STEPS);for (int i=0; i < SAMPLE_STEPS;++i) {vec3 point_on_ray=origin+ray_dir*((float(i)+0.5)*step_len);vec2 density=local_density(point_on_ray)*step_len;density_orig_to_point+=density;vec2 density_point_to_atmosphere=density_to_atmosphere(point_on_ray,sun_direction);vec2 density_orig_to_atmosphere=density_orig_to_point+density_point_to_atmosphere;vec3 extinction=extinction(density_orig_to_atmosphere);scatter_r+=density.x*extinction;scatter_m+=density.y*extinction;}float cos_angle=dot(ray_dir,sun_direction);float phase_r=phase_ray(cos_angle);float phase_m=phase_mie(cos_angle);vec3 beta_r=BETA_R*u_color_tint_r.rgb*u_color_tint_r.a;vec3 beta_m=BETA_M*u_color_tint_m.rgb*u_color_tint_m.a;return (scatter_r*phase_r*beta_r+scatter_m*phase_m*beta_m)*sun_intensity;}const float A=0.15;const float B=0.50;const float C=0.10;const float D=0.20;const float E=0.02;const float F=0.30;vec3 uncharted2_tonemap(vec3 x) {return ((x*(A*x+C*B)+D*E)/(x*(A*x+B)+D*F))-E/F;}void main() {vec3 ray_direction=v_position;ray_direction.y=pow(ray_direction.y,5.0);const float y_bias=0.015;ray_direction.y+=y_bias;vec3 color=atmosphere(normalize(ray_direction),u_sun_direction,u_sun_intensity);float white_scale=1.0748724675633854;color=uncharted2_tonemap((log2(2.0/pow(u_luminance,4.0)))*color)*white_scale;gl_FragColor=vec4(color,1.0);}","attribute highp vec3 a_pos_3f;uniform mat3 u_matrix_3f;varying highp vec3 v_position;float map(float value,float start,float end,float new_start,float new_end) {return ((value-start)*(new_end-new_start))/(end-start)+new_start;}void main() {vec4 pos=vec4(u_matrix_3f*a_pos_3f,1.0);v_position=pos.xyz;v_position.y*=-1.0;v_position.y=map(v_position.y,-1.0,1.0,0.0,1.0);gl_Position=vec4(a_pos_3f.xy,0.0,1.0);}"),globeRaster:ty("uniform sampler2D u_image0;varying vec2 v_pos0;void main() {gl_FragColor=texture2D(u_image0,v_pos0);\n#ifdef TERRAIN_WIREFRAME\ngl_FragColor=vec4(1.0,0.0,0.0,0.8);\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_proj_matrix;uniform mat4 u_globe_matrix;uniform mat4 u_merc_matrix;uniform float u_zoom_transition;uniform vec2 u_merc_center;attribute vec3 a_globe_pos;attribute vec2 a_merc_pos;attribute vec2 a_uv;varying vec2 v_pos0;const float wireframeOffset=1e3;void main() {v_pos0=a_uv;vec2 uv=a_uv*EXTENT;vec4 up_vector=vec4(elevationVector(uv),1.0);float height=elevation(uv);\n#ifdef TERRAIN_WIREFRAME\nheight+=wireframeOffset;\n#endif\nvec4 globe=u_globe_matrix*vec4(a_globe_pos+up_vector.xyz*height,1.0);vec4 mercator=vec4(0.0);if (u_zoom_transition > 0.0) {mercator=vec4(a_merc_pos,height,1.0);mercator.xy-=u_merc_center;mercator.x=wrap(mercator.x,-0.5,0.5);mercator=u_merc_matrix*mercator;}vec3 position=mix(globe.xyz,mercator.xyz,u_zoom_transition);gl_Position=u_proj_matrix*vec4(position,1.0);}"),globeAtmosphere:ty("uniform vec2 u_center;uniform float u_radius;uniform vec2 u_screen_size;uniform float u_opacity;uniform highp float u_fadeout_range;uniform vec3 u_start_color;uniform vec3 u_end_color;uniform float u_pixel_ratio;void main() {highp vec2 fragCoord=gl_FragCoord.xy/u_pixel_ratio;fragCoord.y=u_screen_size.y-fragCoord.y;float distFromCenter=length(fragCoord-u_center);float normDistFromCenter=length(fragCoord-u_center)/u_radius;if (normDistFromCenter < 1.0)\ndiscard;float t=clamp(1.0-sqrt(normDistFromCenter-1.0)/u_fadeout_range,0.0,1.0);vec3 color=mix(u_start_color,u_end_color,1.0-t);gl_FragColor=vec4(color*t*u_opacity,u_opacity);}","attribute vec3 a_pos;void main() {gl_Position=vec4(a_pos,1.0);}")};function ty(i,r,n){const o=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,s=/uniform (highp |mediump |lowp )?([\w]+) ([\w]+)([\s]*)([\w]*)/g,a=r.match(/attribute (highp |mediump |lowp )?([\w]+) ([\w]+)/g),l=i.match(s),c=r.match(s),h=td.match(s);let u=c?c.concat(l):l;n||(tf.staticUniforms&&(u=tf.staticUniforms.concat(u)),tm.staticUniforms&&(u=tm.staticUniforms.concat(u))),u&&(u=u.concat(h));const d={};return{fragmentSource:i=i.replace(o,(i,r,n,o,s)=>(d[s]=!0,"define"===r?`
+Use an identity property function instead: \`{ "type": "identity", "property": ${JSON.stringify(n[1])} }\`.`)];const p=[];return"symbol"===i.layerType&&("text-field"===c&&s&&!s.glyphs&&p.push(new tn(o,l,'use of "text-field" requires a style "glyphs" property')),"text-font"===c&&iQ(tl(l))&&"identity"===ta(l.type)&&p.push(new tn(o,l,'"text-font" does not support identity functions'))),p.concat(rz({key:i.key,value:l,valueSpec:d,style:s,styleSpec:a,expressionContext:"property",propertyType:r,propertyKey:c}))}function rv(i){return rx(i,"paint")}function rb(i){return rx(i,"layout")}function rw(i){let r=[];const n=i.value,o=i.key,s=i.style,a=i.styleSpec;n.type||n.ref||r.push(new tn(o,n,'either "type" or "ref" is required'));let l=ta(n.type);const c=ta(n.ref);if(n.id){const h=ta(n.id);for(let u=0;u{i in n&&r.push(new tn(o,n[i],`"${i}" is prohibited for ref layers`))}),s.layers.forEach(i=>{ta(i.id)===c&&(p=i)}),p?p.ref?r.push(new tn(o,n.ref,"ref cannot reference another ref layer")):l=ta(p.type):r.push(new tn(o,n.ref,`ref layer "${c}" not found`))}else if("background"!==l&&"sky"!==l){if(n.source){const f=s.sources&&s.sources[n.source],m=f&&ta(f.type);f?"vector"===m&&"raster"===l?r.push(new tn(o,n.source,`layer "${n.id}" requires a raster source`)):"raster"===m&&"raster"!==l?r.push(new tn(o,n.source,`layer "${n.id}" requires a vector source`)):"vector"!==m||n["source-layer"]?"raster-dem"===m&&"hillshade"!==l?r.push(new tn(o,n.source,"raster-dem source can only be used with layer type 'hillshade'.")):"line"===l&&n.paint&&n.paint["line-gradient"]&&("geojson"!==m||!f.lineMetrics)&&r.push(new tn(o,n,`layer "${n.id}" specifies a line-gradient, which requires a GeoJSON source with \`lineMetrics\` enabled.`)):r.push(new tn(o,n,`layer "${n.id}" must specify a "source-layer"`)):r.push(new tn(o,n.source,`source "${n.source}" not found`))}else r.push(new tn(o,n,'missing required property "source"'))}return r=r.concat(rr({key:o,value:n,valueSpec:a.layer,style:i.style,styleSpec:i.styleSpec,objectElementValidators:{"*":()=>[],type:()=>rz({key:`${o}.type`,value:n.type,valueSpec:a.layer.type,style:i.style,styleSpec:i.styleSpec,object:n,objectKey:"type"}),filter:i=>ry(ts({layerType:l},i)),layout:i=>rr({layer:n,key:i.key,value:i.value,style:i.style,styleSpec:i.styleSpec,objectElementValidators:{"*":i=>rb(ts({layerType:l},i))}}),paint:i=>rr({layer:n,key:i.key,value:i.value,style:i.style,styleSpec:i.styleSpec,objectElementValidators:{"*":i=>rv(ts({layerType:l},i))}})}}))}function rT(i){const r=i.value,n=i.key,o=iJ(r);return"string"!==o?[new tn(n,r,`string expected, ${o} found`)]:[]}const rE={promoteId:function({key:i,value:r}){if("string"===iJ(r))return rT({key:i,value:r});{const n=[];for(const o in r)n.push(...rT({key:`${i}.${o}`,value:r[o]}));return n}}};function rS(i){let r;const n=i.value,o=i.key,s=i.styleSpec,a=i.style;if(!n.type)return[new tn(o,n,'"type" is required')];const l=ta(n.type);switch(l){case"vector":case"raster":case"raster-dem":return rr({key:o,value:n,valueSpec:s[`source_${l.replace("-","_")}`],style:i.style,styleSpec:s,objectElementValidators:rE});case"geojson":if(r=rr({key:o,value:n,valueSpec:s.source_geojson,style:a,styleSpec:s,objectElementValidators:rE}),n.cluster)for(const c in n.clusterProperties){const[h,u]=n.clusterProperties[c],d="string"==typeof h?[h,["accumulated"],["get",c]]:h;r.push(...ra({key:`${o}.${c}.map`,value:u,expressionContext:"cluster-map"})),r.push(...ra({key:`${o}.${c}.reduce`,value:d,expressionContext:"cluster-reduce"}))}return r;case"video":return rr({key:o,value:n,valueSpec:s.source_video,style:a,styleSpec:s});case"image":return rr({key:o,value:n,valueSpec:s.source_image,style:a,styleSpec:s});case"canvas":return[new tn(o,null,"Please use runtime APIs to add canvas sources, rather than including them in stylesheets.","source.canvas")];default:return rl({key:`${o}.type`,value:n.type,valueSpec:{values:["vector","raster","raster-dem","geojson","video","image"]},style:a,styleSpec:s})}}function rI(i){const r=i.value,n=i.styleSpec,o=n.light,s=i.style;let a=[];const l=iJ(r);if(void 0===r)return a;if("object"!==l)return a.concat([new tn("light",r,`object expected, ${l} found`)]);for(const c in r){const h=c.match(/^(.*)-transition$/);a=a.concat(h&&o[h[1]]&&o[h[1]].transition?rz({key:c,value:r[c],valueSpec:n.transition,style:s,styleSpec:n}):o[c]?rz({key:c,value:r[c],valueSpec:o[c],style:s,styleSpec:n}):[new tn(c,r[c],`unknown property "${c}"`)])}return a}function rM(i){const r=i.value,n=i.key,o=i.style,s=i.styleSpec,a=s.terrain;let l=[];const c=iJ(r);if(void 0===r)return l;if("object"!==c)return l.concat([new tn("terrain",r,`object expected, ${c} found`)]);for(const h in r){const u=h.match(/^(.*)-transition$/);l=l.concat(u&&a[u[1]]&&a[u[1]].transition?rz({key:h,value:r[h],valueSpec:s.transition,style:o,styleSpec:s}):a[h]?rz({key:h,value:r[h],valueSpec:a[h],style:o,styleSpec:s}):[new tn(h,r[h],`unknown property "${h}"`)])}if(r.source){const d=o.sources&&o.sources[r.source],p=d&&ta(d.type);d?"raster-dem"!==p&&l.push(new tn(n,r.source,`terrain cannot be used with a source of type ${p}, it only be used with a "raster-dem" source type`)):l.push(new tn(n,r.source,`source "${r.source}" not found`))}else l.push(new tn(n,r,'terrain is missing required property "source"'));return l}function rA(i){const r=i.value,n=i.style,o=i.styleSpec,s=o.fog;let a=[];const l=iJ(r);if(void 0===r)return a;if("object"!==l)return a.concat([new tn("fog",r,`object expected, ${l} found`)]);for(const c in r){const 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n_(i){return!(746!==i&&747!==i&&(i<4352||!(r9(i)||r8(i)||nu(i)&&!(i>=65097&&i<=65103)||nl(i)||ni(i)||r1(i)||r7(i)||!(!r5(i)||i>=12296&&i<=12305||i>=12308&&i<=12319||12336===i)||nr(i)||nn(i)||nt(i)||i>=12592&&i<=12687||i>=43360&&i<=43391||i>=55216&&i<=55295||i>=4352&&i<=4607||na(i)||r4(i)||r3(i)||i>=12688&&i<=12703||r2(i)||ne(i)||r6(i)&&12540!==i||!(!nf(i)||65288===i||65289===i||65293===i||i>=65306&&i<=65310||65339===i||65341===i||65343===i||i>=65371&&i<=65503||65507===i||i>=65512&&i<=65519)||!(!nd(i)||i>=65112&&i<=65118||i>=65123&&i<=65126)||i>=5120&&i<=5759||i>=6320&&i<=6399||nh(i)||i>=19904&&i<=19967||no(i)||ns(i))))}function ng(i){return!(n_(i)||i>=128&&i<=255&&(167===i||169===i||174===i||177===i||188===i||189===i||190===i||215===i||247===i)||i>=8192&&i<=8303&&(8214===i||8224===i||8225===i||8240===i||8241===i||8251===i||8252===i||8258===i||8263===i||8264===i||8265===i||8273===i)||i>=8448&&i<=8527||i>=8528&&i<=8591||i>=8960&&i<=9215&&(i>=8960&&i<=8967||i>=8972&&i<=8991||i>=8996&&i<=9e3||9003===i||i>=9085&&i<=9114||i>=9150&&i<=9165||9167===i||i>=9169&&i<=9179||i>=9186&&i<=9215)||i>=9216&&i<=9279&&9251!==i||i>=9280&&i<=9311||i>=9312&&i<=9471||i>=9632&&i<=9727||i>=9728&&i<=9983&&!(i>=9754&&i<=9759)||i>=11008&&i<=11263&&(i>=11026&&i<=11055||i>=11088&&i<=11097||i>=11192&&i<=11243)||r5(i)||r6(i)||i>=57344&&i<=63743||nu(i)||nd(i)||nf(i)||8734===i||8756===i||8757===i||i>=9984&&i<=10087||i>=10102&&i<=10131||65532===i||65533===i)}function ny(i){return i>=1424&&i<=2303||nc(i)||np(i)}const nx="deferred",nv="loading",nb="loaded";let nw=null,nT="unavailable",nE=null;const nS=function(i){i&&"string"==typeof i&&i.indexOf("NetworkError")>-1&&(nT="error"),nw&&nw(i)};function nI(){nM.fire(new te("pluginStateChange",{pluginStatus:nT,pluginURL:nE}))}const nM=new ti,nA=function(){return nT},nC=function(){if(nT!==nx||!nE)throw Error("rtl-text-plugin cannot be downloaded unless a pluginURL is specified");nT=nv,nI(),nE&&e3({url:nE},i=>{i?nS(i):(nT=nb,nI())})},nz={applyArabicShaping:null,processBidirectionalText:null,processStyledBidirectionalText:null,isLoaded:()=>nT===nb||null!=nz.applyArabicShaping,isLoading:()=>nT===nv,setState(i){nT=i.pluginStatus,nE=i.pluginURL},isParsed:()=>null!=nz.applyArabicShaping&&null!=nz.processBidirectionalText&&null!=nz.processStyledBidirectionalText,getPluginURL:()=>nE};class nk{constructor(i,r){this.zoom=i,r?(this.now=r.now,this.fadeDuration=r.fadeDuration,this.zoomHistory=r.zoomHistory,this.transition=r.transition,this.pitch=r.pitch):(this.now=0,this.fadeDuration=0,this.zoomHistory=new rY,this.transition={},this.pitch=0)}isSupportedScript(i){return function(i,r){for(const n of i){var o;if(o=n.charCodeAt(0),!r&&ny(o)||o>=2304&&o<=3583||o>=3840&&o<=4255||o>=6016&&o<=6143)return!1}return!0}(i,nz.isLoaded())}crossFadingFactor(){return 0===this.fadeDuration?1:Math.min((this.now-this.zoomHistory.lastIntegerZoomTime)/this.fadeDuration,1)}getCrossfadeParameters(){const i=this.zoom,r=i-Math.floor(i),n=this.crossFadingFactor();return i>this.zoomHistory.lastIntegerZoom?{fromScale:2,toScale:1,t:r+(1-r)*n}:{fromScale:.5,toScale:1,t:1-(1-n)*r}}}class nP{constructor(i,r){this.property=i,this.value=r,this.expression=function(i,r){if(iQ(i))return new ri(i,r);if(i8(i)){const n=rt(i,r);if("error"===n.result)throw Error(n.value.map(i=>`${i.key}: ${i.message}`).join(", "));return n.value}{let o=i;return"string"==typeof i&&"color"===r.type&&(o=tC.parse(i)),{kind:"constant",evaluate:()=>o}}}(void 0===r?i.specification.default:r,i.specification)}isDataDriven(){return"source"===this.expression.kind||"composite"===this.expression.kind}possiblyEvaluate(i,r,n){return this.property.possiblyEvaluate(this,i,r,n)}}class nD{constructor(i){this.property=i,this.value=new nP(i,void 0)}transitioned(i,r){return new nB(this.property,this.value,r,H({},i.transition,this.transition),i.now)}untransitioned(){return new nB(this.property,this.value,null,{},0)}}class nL{constructor(i){this._properties=i,this._values=Object.create(i.defaultTransitionablePropertyValues)}getValue(i){return eo(this._values[i].value.value)}setValue(i,r){this._values.hasOwnProperty(i)||(this._values[i]=new nD(this._values[i].property)),this._values[i].value=new nP(this._values[i].property,null===r?void 0:eo(r))}getTransition(i){return eo(this._values[i].transition)}setTransition(i,r){this._values.hasOwnProperty(i)||(this._values[i]=new nD(this._values[i].property)),this._values[i].transition=eo(r)||void 0}serialize(){const i={};for(const r of Object.keys(this._values)){const n=this.getValue(r);void 0!==n&&(i[r]=n);const o=this.getTransition(r);void 0!==o&&(i[`${r}-transition`]=o)}return i}transitioned(i,r){const n=new nR(this._properties);for(const o of Object.keys(this._values))n._values[o]=this._values[o].transitioned(i,r._values[o]);return n}untransitioned(){const i=new nR(this._properties);for(const r of Object.keys(this._values))i._values[r]=this._values[r].untransitioned();return i}}class nB{constructor(i,r,n,o,s){const a=o.delay||0,l=o.duration||0;s=s||0,this.property=i,this.value=r,this.begin=s+a,this.end=this.begin+l,i.specification.transition&&(o.delay||o.duration)&&(this.prior=n)}possiblyEvaluate(i,r,n){const o=i.now||0,s=this.value.possiblyEvaluate(i,r,n),a=this.prior;if(a){if(o>this.end||this.value.isDataDriven())return this.prior=null,s;if(oo.zoomHistory.lastIntegerZoom?{from:i,to:r,other:n}:{from:n,to:r,other:i}}interpolate(i){return i}}class nG{constructor(i){this.specification=i}possiblyEvaluate(i,r,n,o){if(void 0!==i.value){if("constant"===i.expression.kind){const s=i.expression.evaluate(r,null,{},n,o);return this._calculate(s,s,s,r)}return this._calculate(i.expression.evaluate(new nk(Math.floor(r.zoom-1),r)),i.expression.evaluate(new nk(Math.floor(r.zoom),r)),i.expression.evaluate(new nk(Math.floor(r.zoom+1),r)),r)}}_calculate(i,r,n,o){return o.zoom>o.zoomHistory.lastIntegerZoom?{from:i,to:r}:{from:n,to:r}}interpolate(i){return i}}class nZ{constructor(i){this.specification=i}possiblyEvaluate(i,r,n,o){return!!i.expression.evaluate(r,null,{},n,o)}interpolate(){return!1}}class n${constructor(i){for(const r in this.properties=i,this.defaultPropertyValues={},this.defaultTransitionablePropertyValues={},this.defaultTransitioningPropertyValues={},this.defaultPossiblyEvaluatedValues={},this.overridableProperties=[],i){const n=i[r];n.specification.overridable&&this.overridableProperties.push(r);const o=this.defaultPropertyValues[r]=new nP(n,void 0),s=this.defaultTransitionablePropertyValues[r]=new nD(n);this.defaultTransitioningPropertyValues[r]=s.untransitioned(),this.defaultPossiblyEvaluatedValues[r]=o.possiblyEvaluate({})}}}function nq(i,r){return 256*(i=Z(Math.floor(i),0,255))+Z(Math.floor(r),0,255)}r$("DataDrivenProperty",nN),r$("DataConstantProperty",nV),r$("CrossFadedDataDrivenProperty",nj),r$("CrossFadedProperty",nG),r$("ColorRampProperty",nZ);const nX={Int8:Int8Array,Uint8:Uint8Array,Int16:Int16Array,Uint16:Uint16Array,Int32:Int32Array,Uint32:Uint32Array,Float32:Float32Array};class nW{constructor(i,r){this._structArray=i,this._pos1=r*this.size,this._pos2=this._pos1/2,this._pos4=this._pos1/4,this._pos8=this._pos1/8}}class nH{constructor(){this.isTransferred=!1,this.capacity=-1,this.resize(0)}static serialize(i,r){return i._trim(),r&&(i.isTransferred=!0,r.push(i.arrayBuffer)),{length:i.length,arrayBuffer:i.arrayBuffer}}static deserialize(i){const r=Object.create(this.prototype);return r.arrayBuffer=i.arrayBuffer,r.length=i.length,r.capacity=i.arrayBuffer.byteLength/r.bytesPerElement,r._refreshViews(),r}_trim(){this.length!==this.capacity&&(this.capacity=this.length,this.arrayBuffer=this.arrayBuffer.slice(0,this.length*this.bytesPerElement),this._refreshViews())}clear(){this.length=0}resize(i){this.reserve(i),this.length=i}reserve(i){if(i>this.capacity){this.capacity=Math.max(i,Math.floor(5*this.capacity),128),this.arrayBuffer=new ArrayBuffer(this.capacity*this.bytesPerElement);const r=this.uint8;this._refreshViews(),r&&this.uint8.set(r)}}_refreshViews(){throw Error("_refreshViews() must be implemented by each concrete StructArray layout")}}function nK(i,r=1){let n=0,o=0;return{members:i.map(i=>{const s=nX[i.type].BYTES_PER_ELEMENT,a=n=nY(n,Math.max(r,s)),l=i.components||1;return o=Math.max(o,s),n+=s*l,{name:i.name,type:i.type,components:l,offset:a}}),size:nY(n,Math.max(o,r)),alignment:r}}function nY(i,r){return Math.ceil(i/r)*r}class nJ extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer)}emplaceBack(i,r){const n=this.length;return this.resize(n+1),this.emplace(n,i,r)}emplace(i,r,n){const o=2*i;return this.int16[o+0]=r,this.int16[o+1]=n,i}}nJ.prototype.bytesPerElement=4,r$("StructArrayLayout2i4",nJ);class nQ extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer)}emplaceBack(i,r,n,o){const s=this.length;return this.resize(s+1),this.emplace(s,i,r,n,o)}emplace(i,r,n,o,s){const a=4*i;return this.int16[a+0]=r,this.int16[a+1]=n,this.int16[a+2]=o,this.int16[a+3]=s,i}}nQ.prototype.bytesPerElement=8,r$("StructArrayLayout4i8",nQ);class n0 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l){const c=this.length;return this.resize(c+1),this.emplace(c,i,r,n,o,s,a,l)}emplace(i,r,n,o,s,a,l,c){const h=6*i,u=12*i,d=3*i;return this.int16[h+0]=r,this.int16[h+1]=n,this.uint8[u+4]=o,this.uint8[u+5]=s,this.uint8[u+6]=a,this.uint8[u+7]=l,this.float32[d+2]=c,i}}n0.prototype.bytesPerElement=12,r$("StructArrayLayout2i4ub1f12",n0);class n1 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i,r,n){const o=this.length;return this.resize(o+1),this.emplace(o,i,r,n)}emplace(i,r,n,o){const s=3*i;return this.float32[s+0]=r,this.float32[s+1]=n,this.float32[s+2]=o,i}}n1.prototype.bytesPerElement=12,r$("StructArrayLayout3f12",n1);class n2 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l,c,h,u){const d=this.length;return this.resize(d+1),this.emplace(d,i,r,n,o,s,a,l,c,h,u)}emplace(i,r,n,o,s,a,l,c,h,u,d){const p=10*i;return this.uint16[p+0]=r,this.uint16[p+1]=n,this.uint16[p+2]=o,this.uint16[p+3]=s,this.uint16[p+4]=a,this.uint16[p+5]=l,this.uint16[p+6]=c,this.uint16[p+7]=h,this.uint16[p+8]=u,this.uint16[p+9]=d,i}}n2.prototype.bytesPerElement=20,r$("StructArrayLayout10ui20",n2);class n3 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l,c){const h=this.length;return this.resize(h+1),this.emplace(h,i,r,n,o,s,a,l,c)}emplace(i,r,n,o,s,a,l,c,h){const u=8*i;return this.uint16[u+0]=r,this.uint16[u+1]=n,this.uint16[u+2]=o,this.uint16[u+3]=s,this.uint16[u+4]=a,this.uint16[u+5]=l,this.uint16[u+6]=c,this.uint16[u+7]=h,i}}n3.prototype.bytesPerElement=16,r$("StructArrayLayout8ui16",n3);class n5 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g){const y=this.length;return this.resize(y+1),this.emplace(y,i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g)}emplace(i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y){const x=16*i;return this.int16[x+0]=r,this.int16[x+1]=n,this.int16[x+2]=o,this.int16[x+3]=s,this.uint16[x+4]=a,this.uint16[x+5]=l,this.uint16[x+6]=c,this.uint16[x+7]=h,this.int16[x+8]=u,this.int16[x+9]=d,this.int16[x+10]=p,this.int16[x+11]=f,this.int16[x+12]=m,this.int16[x+13]=_,this.int16[x+14]=g,this.int16[x+15]=y,i}}n5.prototype.bytesPerElement=32,r$("StructArrayLayout4i4ui4i4i32",n5);class n4 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer)}emplaceBack(i){const r=this.length;return this.resize(r+1),this.emplace(r,i)}emplace(i,r){return this.uint32[1*i+0]=r,i}}n4.prototype.bytesPerElement=4,r$("StructArrayLayout1ul4",n4);class n6 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l,c,h,u,d,p,f){const m=this.length;return this.resize(m+1),this.emplace(m,i,r,n,o,s,a,l,c,h,u,d,p,f)}emplace(i,r,n,o,s,a,l,c,h,u,d,p,f,m){const _=20*i,g=10*i;return this.int16[_+0]=r,this.int16[_+1]=n,this.int16[_+2]=o,this.int16[_+3]=s,this.int16[_+4]=a,this.float32[g+3]=l,this.float32[g+4]=c,this.float32[g+5]=h,this.float32[g+6]=u,this.int16[_+14]=d,this.uint32[g+8]=p,this.uint16[_+18]=f,this.uint16[_+19]=m,i}}n6.prototype.bytesPerElement=40,r$("StructArrayLayout5i4f1i1ul2ui40",n6);class n8 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l){const c=this.length;return this.resize(c+1),this.emplace(c,i,r,n,o,s,a,l)}emplace(i,r,n,o,s,a,l,c){const h=8*i;return this.int16[h+0]=r,this.int16[h+1]=n,this.int16[h+2]=o,this.int16[h+4]=s,this.int16[h+5]=a,this.int16[h+6]=l,this.int16[h+7]=c,i}}n8.prototype.bytesPerElement=16,r$("StructArrayLayout3i2i2i16",n8);class n9 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s){const a=this.length;return this.resize(a+1),this.emplace(a,i,r,n,o,s)}emplace(i,r,n,o,s,a){const l=4*i,c=8*i;return this.float32[l+0]=r,this.float32[l+1]=n,this.float32[l+2]=o,this.int16[c+6]=s,this.int16[c+7]=a,i}}n9.prototype.bytesPerElement=16,r$("StructArrayLayout2f1f2i16",n9);class n7 extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i,r,n,o){const s=this.length;return this.resize(s+1),this.emplace(s,i,r,n,o)}emplace(i,r,n,o,s){const a=12*i,l=3*i;return this.uint8[a+0]=r,this.uint8[a+1]=n,this.float32[l+1]=o,this.float32[l+2]=s,i}}n7.prototype.bytesPerElement=12,r$("StructArrayLayout2ub2f12",n7);class oe extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r,n){const o=this.length;return this.resize(o+1),this.emplace(o,i,r,n)}emplace(i,r,n,o){const s=3*i;return this.uint16[s+0]=r,this.uint16[s+1]=n,this.uint16[s+2]=o,i}}oe.prototype.bytesPerElement=6,r$("StructArrayLayout3ui6",oe);class ot extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y,x,v,b,w){const T=this.length;return this.resize(T+1),this.emplace(T,i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y,x,v,b,w)}emplace(i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y,x,v,b,w,T){const E=30*i,S=15*i,I=60*i;return this.int16[E+0]=r,this.int16[E+1]=n,this.int16[E+2]=o,this.float32[S+2]=s,this.float32[S+3]=a,this.uint16[E+8]=l,this.uint16[E+9]=c,this.uint32[S+5]=h,this.uint32[S+6]=u,this.uint32[S+7]=d,this.uint16[E+16]=p,this.uint16[E+17]=f,this.uint16[E+18]=m,this.float32[S+10]=_,this.float32[S+11]=g,this.uint8[I+48]=y,this.uint8[I+49]=x,this.uint8[I+50]=v,this.uint32[S+13]=b,this.int16[E+28]=w,this.uint8[I+58]=T,i}}ot.prototype.bytesPerElement=60,r$("StructArrayLayout3i2f2ui3ul3ui2f3ub1ul1i1ub60",ot);class oi extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y,x,v,b,w,T,E,S,I,M,A,C,z,k){const P=this.length;return this.resize(P+1),this.emplace(P,i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y,x,v,b,w,T,E,S,I,M,A,C,z,k)}emplace(i,r,n,o,s,a,l,c,h,u,d,p,f,m,_,g,y,x,v,b,w,T,E,S,I,M,A,C,z,k,P){const D=38*i,L=19*i;return this.int16[D+0]=r,this.int16[D+1]=n,this.int16[D+2]=o,this.float32[L+2]=s,this.float32[L+3]=a,this.int16[D+8]=l,this.int16[D+9]=c,this.int16[D+10]=h,this.int16[D+11]=u,this.int16[D+12]=d,this.int16[D+13]=p,this.uint16[D+14]=f,this.uint16[D+15]=m,this.uint16[D+16]=_,this.uint16[D+17]=g,this.uint16[D+18]=y,this.uint16[D+19]=x,this.uint16[D+20]=v,this.uint16[D+21]=b,this.uint16[D+22]=w,this.uint16[D+23]=T,this.uint16[D+24]=E,this.uint16[D+25]=S,this.uint16[D+26]=I,this.uint16[D+27]=M,this.uint16[D+28]=A,this.uint32[L+15]=C,this.float32[L+16]=z,this.float32[L+17]=k,this.float32[L+18]=P,i}}oi.prototype.bytesPerElement=76,r$("StructArrayLayout3i2f6i15ui1ul3f76",oi);class or extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i){const r=this.length;return this.resize(r+1),this.emplace(r,i)}emplace(i,r){return this.float32[1*i+0]=r,i}}or.prototype.bytesPerElement=4,r$("StructArrayLayout1f4",or);class on extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer)}emplaceBack(i,r,n){const o=this.length;return this.resize(o+1),this.emplace(o,i,r,n)}emplace(i,r,n,o){const s=3*i;return this.int16[s+0]=r,this.int16[s+1]=n,this.int16[s+2]=o,i}}on.prototype.bytesPerElement=6,r$("StructArrayLayout3i6",on);class oo extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i,r,n,o,s,a,l){const c=this.length;return this.resize(c+1),this.emplace(c,i,r,n,o,s,a,l)}emplace(i,r,n,o,s,a,l,c){const h=7*i;return this.float32[h+0]=r,this.float32[h+1]=n,this.float32[h+2]=o,this.float32[h+3]=s,this.float32[h+4]=a,this.float32[h+5]=l,this.float32[h+6]=c,i}}oo.prototype.bytesPerElement=28,r$("StructArrayLayout7f28",oo);class os extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r,n,o){const s=this.length;return this.resize(s+1),this.emplace(s,i,r,n,o)}emplace(i,r,n,o,s){const a=6*i;return this.uint32[3*i+0]=r,this.uint16[a+2]=n,this.uint16[a+3]=o,this.uint16[a+4]=s,i}}os.prototype.bytesPerElement=12,r$("StructArrayLayout1ul3ui12",os);class oa extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i,r){const n=this.length;return this.resize(n+1),this.emplace(n,i,r)}emplace(i,r,n){const o=2*i;return this.uint16[o+0]=r,this.uint16[o+1]=n,i}}oa.prototype.bytesPerElement=4,r$("StructArrayLayout2ui4",oa);class ol extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer)}emplaceBack(i){const r=this.length;return this.resize(r+1),this.emplace(r,i)}emplace(i,r){return this.uint16[1*i+0]=r,i}}ol.prototype.bytesPerElement=2,r$("StructArrayLayout1ui2",ol);class oc extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i,r){const n=this.length;return this.resize(n+1),this.emplace(n,i,r)}emplace(i,r,n){const o=2*i;return this.float32[o+0]=r,this.float32[o+1]=n,i}}oc.prototype.bytesPerElement=8,r$("StructArrayLayout2f8",oc);class oh extends nH{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer)}emplaceBack(i,r,n,o){const s=this.length;return this.resize(s+1),this.emplace(s,i,r,n,o)}emplace(i,r,n,o,s){const a=4*i;return this.float32[a+0]=r,this.float32[a+1]=n,this.float32[a+2]=o,this.float32[a+3]=s,i}}oh.prototype.bytesPerElement=16,r$("StructArrayLayout4f16",oh);class ou extends nW{get projectedAnchorX(){return this._structArray.int16[this._pos2+0]}get projectedAnchorY(){return this._structArray.int16[this._pos2+1]}get projectedAnchorZ(){return this._structArray.int16[this._pos2+2]}get tileAnchorX(){return this._structArray.int16[this._pos2+3]}get tileAnchorY(){return this._structArray.int16[this._pos2+4]}get x1(){return this._structArray.float32[this._pos4+3]}get y1(){return this._structArray.float32[this._pos4+4]}get x2(){return this._structArray.float32[this._pos4+5]}get y2(){return this._structArray.float32[this._pos4+6]}get padding(){return this._structArray.int16[this._pos2+14]}get featureIndex(){return this._structArray.uint32[this._pos4+8]}get sourceLayerIndex(){return this._structArray.uint16[this._pos2+18]}get bucketIndex(){return this._structArray.uint16[this._pos2+19]}}ou.prototype.size=40;class od extends n6{get(i){return new ou(this,i)}}r$("CollisionBoxArray",od);class op extends nW{get projectedAnchorX(){return this._structArray.int16[this._pos2+0]}get projectedAnchorY(){return this._structArray.int16[this._pos2+1]}get projectedAnchorZ(){return this._structArray.int16[this._pos2+2]}get tileAnchorX(){return this._structArray.float32[this._pos4+2]}get tileAnchorY(){return this._structArray.float32[this._pos4+3]}get glyphStartIndex(){return this._structArray.uint16[this._pos2+8]}get numGlyphs(){return this._structArray.uint16[this._pos2+9]}get vertexStartIndex(){return this._structArray.uint32[this._pos4+5]}get lineStartIndex(){return this._structArray.uint32[this._pos4+6]}get lineLength(){return this._structArray.uint32[this._pos4+7]}get segment(){return this._structArray.uint16[this._pos2+16]}get lowerSize(){return this._structArray.uint16[this._pos2+17]}get upperSize(){return this._structArray.uint16[this._pos2+18]}get lineOffsetX(){return this._structArray.float32[this._pos4+10]}get lineOffsetY(){return this._structArray.float32[this._pos4+11]}get writingMode(){return this._structArray.uint8[this._pos1+48]}get placedOrientation(){return this._structArray.uint8[this._pos1+49]}set placedOrientation(i){this._structArray.uint8[this._pos1+49]=i}get hidden(){return this._structArray.uint8[this._pos1+50]}set hidden(i){this._structArray.uint8[this._pos1+50]=i}get crossTileID(){return this._structArray.uint32[this._pos4+13]}set crossTileID(i){this._structArray.uint32[this._pos4+13]=i}get associatedIconIndex(){return this._structArray.int16[this._pos2+28]}get flipState(){return this._structArray.uint8[this._pos1+58]}set flipState(i){this._structArray.uint8[this._pos1+58]=i}}op.prototype.size=60;class of extends ot{get(i){return new op(this,i)}}r$("PlacedSymbolArray",of);class om extends nW{get projectedAnchorX(){return this._structArray.int16[this._pos2+0]}get projectedAnchorY(){return this._structArray.int16[this._pos2+1]}get projectedAnchorZ(){return this._structArray.int16[this._pos2+2]}get tileAnchorX(){return this._structArray.float32[this._pos4+2]}get tileAnchorY(){return this._structArray.float32[this._pos4+3]}get rightJustifiedTextSymbolIndex(){return this._structArray.int16[this._pos2+8]}get centerJustifiedTextSymbolIndex(){return this._structArray.int16[this._pos2+9]}get leftJustifiedTextSymbolIndex(){return this._structArray.int16[this._pos2+10]}get verticalPlacedTextSymbolIndex(){return this._structArray.int16[this._pos2+11]}get placedIconSymbolIndex(){return this._structArray.int16[this._pos2+12]}get verticalPlacedIconSymbolIndex(){return this._structArray.int16[this._pos2+13]}get key(){return this._structArray.uint16[this._pos2+14]}get textBoxStartIndex(){return this._structArray.uint16[this._pos2+15]}get textBoxEndIndex(){return this._structArray.uint16[this._pos2+16]}get verticalTextBoxStartIndex(){return this._structArray.uint16[this._pos2+17]}get verticalTextBoxEndIndex(){return this._structArray.uint16[this._pos2+18]}get iconBoxStartIndex(){return this._structArray.uint16[this._pos2+19]}get iconBoxEndIndex(){return this._structArray.uint16[this._pos2+20]}get verticalIconBoxStartIndex(){return this._structArray.uint16[this._pos2+21]}get verticalIconBoxEndIndex(){return this._structArray.uint16[this._pos2+22]}get featureIndex(){return this._structArray.uint16[this._pos2+23]}get numHorizontalGlyphVertices(){return this._structArray.uint16[this._pos2+24]}get numVerticalGlyphVertices(){return this._structArray.uint16[this._pos2+25]}get numIconVertices(){return this._structArray.uint16[this._pos2+26]}get numVerticalIconVertices(){return this._structArray.uint16[this._pos2+27]}get useRuntimeCollisionCircles(){return this._structArray.uint16[this._pos2+28]}get crossTileID(){return this._structArray.uint32[this._pos4+15]}set crossTileID(i){this._structArray.uint32[this._pos4+15]=i}get textOffset0(){return this._structArray.float32[this._pos4+16]}get textOffset1(){return this._structArray.float32[this._pos4+17]}get collisionCircleDiameter(){return this._structArray.float32[this._pos4+18]}}om.prototype.size=76;class o_ extends oi{get(i){return new om(this,i)}}r$("SymbolInstanceArray",o_);class og extends or{getoffsetX(i){return this.float32[1*i+0]}}r$("GlyphOffsetArray",og);class oy extends on{getx(i){return this.int16[3*i+0]}gety(i){return this.int16[3*i+1]}gettileUnitDistanceFromAnchor(i){return this.int16[3*i+2]}}r$("SymbolLineVertexArray",oy);class ox extends nW{get featureIndex(){return this._structArray.uint32[this._pos4+0]}get sourceLayerIndex(){return this._structArray.uint16[this._pos2+2]}get bucketIndex(){return this._structArray.uint16[this._pos2+3]}get layoutVertexArrayOffset(){return this._structArray.uint16[this._pos2+4]}}ox.prototype.size=12;class ov extends os{get(i){return new ox(this,i)}}r$("FeatureIndexArray",ov);class ob extends nW{get a_centroid_pos0(){return this._structArray.uint16[this._pos2+0]}get a_centroid_pos1(){return this._structArray.uint16[this._pos2+1]}}ob.prototype.size=4;class ow extends oa{get(i){return new ob(this,i)}}r$("FillExtrusionCentroidArray",ow);const oT=nK([{name:"a_pattern_to",components:4,type:"Uint16"},{name:"a_pattern_from",components:4,type:"Uint16"},{name:"a_pixel_ratio_to",components:1,type:"Uint16"},{name:"a_pixel_ratio_from",components:1,type:"Uint16"}]),oE=nK([{name:"a_dash_to",components:4,type:"Uint16"},{name:"a_dash_from",components:4,type:"Uint16"}]);var oS=tM(function(i){i.exports=function(i,r){var n,o,s,a,l,c;for(o=i.length-(n=3&i.length),s=r,c=0;c>>16)*3432918353&65535)<<16)&4294967295)<<15|l>>>17))*461845907+(((l>>>16)*461845907&65535)<<16)&4294967295)<<13|s>>>19))+((5*(s>>>16)&65535)<<16)&4294967295))+((58964+(a>>>16)&65535)<<16);switch(l=0,n){case 3:l^=(255&i.charCodeAt(c+2))<<16;case 2:l^=(255&i.charCodeAt(c+1))<<8;case 1:s^=l=(65535&(l=(l=(65535&(l^=255&i.charCodeAt(c)))*3432918353+(((l>>>16)*3432918353&65535)<<16)&4294967295)<<15|l>>>17))*461845907+(((l>>>16)*461845907&65535)<<16)&4294967295}return s^=i.length,s=2246822507*(65535&(s^=s>>>16))+((2246822507*(s>>>16)&65535)<<16)&4294967295,s=3266489909*(65535&(s^=s>>>13))+((3266489909*(s>>>16)&65535)<<16)&4294967295,(s^=s>>>16)>>>0}}),oI=tM(function(i){i.exports=function(i,r){for(var n,o=i.length,s=r^o,a=0;o>=4;)n=1540483477*(65535&(n=255&i.charCodeAt(a)|(255&i.charCodeAt(++a))<<8|(255&i.charCodeAt(++a))<<16|(255&i.charCodeAt(++a))<<24))+((1540483477*(n>>>16)&65535)<<16),s=1540483477*(65535&s)+((1540483477*(s>>>16)&65535)<<16)^(n=1540483477*(65535&(n^=n>>>24))+((1540483477*(n>>>16)&65535)<<16)),o-=4,++a;switch(o){case 3:s^=(255&i.charCodeAt(a+2))<<16;case 2:s^=(255&i.charCodeAt(a+1))<<8;case 1:s=1540483477*(65535&(s^=255&i.charCodeAt(a)))+((1540483477*(s>>>16)&65535)<<16)}return s=1540483477*(65535&(s^=s>>>13))+((1540483477*(s>>>16)&65535)<<16),(s^=s>>>15)>>>0}}),oM=oS;oM.murmur3=oS,oM.murmur2=oI;class oA{constructor(){this.ids=[],this.positions=[],this.indexed=!1}add(i,r,n,o){this.ids.push(oC(i)),this.positions.push(r,n,o)}getPositions(i){const r=oC(i);let n=0,o=this.ids.length-1;for(;n>1;this.ids[s]>=r?o=s:n=s+1}const a=[];for(;this.ids[n]===r;)a.push({index:this.positions[3*n],start:this.positions[3*n+1],end:this.positions[3*n+2]}),n++;return a}static serialize(i,r){const n=new Float64Array(i.ids),o=new Uint32Array(i.positions);return function i(r,n,o,s){for(;o>1];let l=o-1,c=s+1;for(;;){do l++;while(r[l]a)if(l>=c)break;oz(r,l,c),oz(n,3*l,3*c),oz(n,3*l+1,3*c+1),oz(n,3*l+2,3*c+2)}c-o`u_${i}`),this.type=n}setUniform(i,r,n){i.set(n.constantOr(this.value))}getBinding(i,r,n){return"color"===this.type?new oL(i,r):new oP(i,r)}}class oV{constructor(i,r){this.uniformNames=r.map(i=>`u_${i}`),this.patternFrom=null,this.patternTo=null,this.pixelRatioFrom=1,this.pixelRatioTo=1}setConstantPatternPositions(i,r){this.pixelRatioFrom=r.pixelRatio,this.pixelRatioTo=i.pixelRatio,this.patternFrom=r.tl.concat(r.br),this.patternTo=i.tl.concat(i.br)}setUniform(i,r,n,o){const s="u_pattern_to"===o||"u_dash_to"===o?this.patternTo:"u_pattern_from"===o||"u_dash_from"===o?this.patternFrom:"u_pixel_ratio_to"===o?this.pixelRatioTo:"u_pixel_ratio_from"===o?this.pixelRatioFrom:null;s&&i.set(s)}getBinding(i,r,n){return"u_pattern_from"===n||"u_pattern_to"===n||"u_dash_from"===n||"u_dash_to"===n?new oD(i,r):new oP(i,r)}}class oN{constructor(i,r,n,o){this.expression=i,this.type=n,this.maxValue=0,this.paintVertexAttributes=r.map(i=>({name:`a_${i}`,type:"Float32",components:"color"===n?2:1,offset:0})),this.paintVertexArray=new o}populatePaintArray(i,r,n,o,s,a){const l=this.paintVertexArray.length,c=this.expression.evaluate(new nk(0),r,{},s,o,a);this.paintVertexArray.resize(i),this._setPaintValue(l,i,c)}updatePaintArray(i,r,n,o,s){const a=this.expression.evaluate({zoom:0},n,o,void 0,s);this._setPaintValue(i,r,a)}_setPaintValue(i,r,n){if("color"===this.type){const o=oO(n);for(let s=i;s`u_${i}_t`),this.type=n,this.useIntegerZoom=o,this.zoom=s,this.maxValue=0,this.paintVertexAttributes=r.map(i=>({name:`a_${i}`,type:"Float32",components:"color"===n?4:2,offset:0})),this.paintVertexArray=new a}populatePaintArray(i,r,n,o,s,a){const l=this.expression.evaluate(new nk(this.zoom),r,{},s,o,a),c=this.expression.evaluate(new nk(this.zoom+1),r,{},s,o,a),h=this.paintVertexArray.length;this.paintVertexArray.resize(i),this._setPaintValue(h,i,l,c)}updatePaintArray(i,r,n,o,s){const a=this.expression.evaluate({zoom:this.zoom},n,o,void 0,s),l=this.expression.evaluate({zoom:this.zoom+1},n,o,void 0,s);this._setPaintValue(i,r,a,l)}_setPaintValue(i,r,n,o){if("color"===this.type){const s=oO(n),a=oO(o);for(let l=i;l!0){this.binders={},this._buffers=[];const o=[];for(const s in i.paint._values){var a,l;if(!n(s))continue;const c=i.paint.get(s);if(!(c instanceof nO&&iH(c.property.specification)))continue;const h=(a=s,l=i.type,oq[a]||[a.replace(`${l}-`,"").replace(/-/g,"_")]),u=c.value,d=c.property.specification.type,p=c.property.useIntegerZoom,f=c.property.specification["property-type"],m="cross-faded"===f||"cross-faded-data-driven"===f,_="line-dasharray"===String(s)&&"constant"!==i.layout.get("line-cap").value.kind;if("constant"!==u.kind||_){if("source"===u.kind||_||m){const g=oH(s,d,"source");this.binders[s]=m?new oG(u,h,d,p,r,g,i.id):new oN(u,h,d,g),o.push(`/a_${s}`)}else{const y=oH(s,d,"composite");this.binders[s]=new oj(u,h,d,p,r,y),o.push(`/z_${s}`)}}else this.binders[s]=m?new oV(u.value,h):new oU(u.value,h,d),o.push(`/u_${s}`)}this.cacheKey=o.sort().join("")}getMaxValue(i){const r=this.binders[i];return r instanceof oN||r instanceof oj?r.maxValue:0}populatePaintArrays(i,r,n,o,s,a){for(const l in this.binders){const c=this.binders[l];(c instanceof oN||c instanceof oj||c instanceof oG)&&c.populatePaintArray(i,r,n,o,s,a)}}setConstantPatternPositions(i,r){for(const n in this.binders){const o=this.binders[n];o instanceof oV&&o.setConstantPatternPositions(i,r)}}updatePaintArrays(i,r,n,o,s,a){let l=!1;for(const c in i){const h=r.getPositions(c);for(const u of h){const d=n.feature(u.index);for(const p in this.binders){const f=this.binders[p];if((f instanceof oN||f instanceof oj||f instanceof oG)&&!0===f.expression.isStateDependent){const m=o.paint.get(p);f.expression=m.value,f.updatePaintArray(u.start,u.end,d,i[c],s,a),l=!0}}}}return l}defines(){const i=[];for(const r in this.binders){const n=this.binders[r];(n instanceof oU||n instanceof oV)&&i.push(...n.uniformNames.map(i=>`#define HAS_UNIFORM_${i}`))}return i}getBinderAttributes(){const i=[];for(const r in this.binders){const n=this.binders[r];if(n instanceof oN||n instanceof oj||n instanceof oG)for(let o=0;o!0){for(const o of(this.programConfigurations={},i))this.programConfigurations[o.id]=new oZ(o,r,n);this.needsUpload=!1,this._featureMap=new oA,this._bufferOffset=0}populatePaintArrays(i,r,n,o,s,a,l){for(const c in this.programConfigurations)this.programConfigurations[c].populatePaintArrays(i,r,o,s,a,l);void 0!==r.id&&this._featureMap.add(r.id,n,this._bufferOffset,i),this._bufferOffset=i,this.needsUpload=!0}updatePaintArrays(i,r,n,o,s){for(const a of n)this.needsUpload=this.programConfigurations[a.id].updatePaintArrays(i,this._featureMap,r,a,o,s)||this.needsUpload}get(i){return this.programConfigurations[i]}upload(i){if(this.needsUpload){for(const r in this.programConfigurations)this.programConfigurations[r].upload(i);this.needsUpload=!1}}destroy(){for(const i in this.programConfigurations)this.programConfigurations[i].destroy()}}const oq={"text-opacity":["opacity"],"icon-opacity":["opacity"],"text-color":["fill_color"],"icon-color":["fill_color"],"text-halo-color":["halo_color"],"icon-halo-color":["halo_color"],"text-halo-blur":["halo_blur"],"icon-halo-blur":["halo_blur"],"text-halo-width":["halo_width"],"icon-halo-width":["halo_width"],"line-gap-width":["gapwidth"],"line-pattern":["pattern_to","pattern_from","pixel_ratio_to","pixel_ratio_from"],"fill-pattern":["pattern_to","pattern_from","pixel_ratio_to","pixel_ratio_from"],"fill-extrusion-pattern":["pattern_to","pattern_from","pixel_ratio_to","pixel_ratio_from"],"line-dasharray":["dash_to","dash_from"]},oX={"line-pattern":{source:n2,composite:n2},"fill-pattern":{source:n2,composite:n2},"fill-extrusion-pattern":{source:n2,composite:n2},"line-dasharray":{source:n3,composite:n3}},oW={color:{source:oc,composite:oh},number:{source:or,composite:oc}};function oH(i,r,n){const o=oX[i];return o&&o[n]||oW[r][n]}r$("ConstantBinder",oU),r$("CrossFadedConstantBinder",oV),r$("SourceExpressionBinder",oN),r$("CrossFadedCompositeBinder",oG),r$("CompositeExpressionBinder",oj),r$("ProgramConfiguration",oZ,{omit:["_buffers"]}),r$("ProgramConfigurationSet",o$);const oK="-transition";class oY extends ti{constructor(i,r){if(super(),this.id=i.id,this.type=i.type,this._featureFilter={filter:()=>!0,needGeometry:!1,needFeature:!1},this._filterCompiled=!1,"custom"!==i.type&&(this.metadata=i.metadata,this.minzoom=i.minzoom,this.maxzoom=i.maxzoom,"background"!==i.type&&"sky"!==i.type&&(this.source=i.source,this.sourceLayer=i["source-layer"],this.filter=i.filter),r.layout&&(this._unevaluatedLayout=new nF(r.layout)),r.paint)){for(const n in this._transitionablePaint=new nL(r.paint),i.paint)this.setPaintProperty(n,i.paint[n],{validate:!1});for(const o in i.layout)this.setLayoutProperty(o,i.layout[o],{validate:!1});this._transitioningPaint=this._transitionablePaint.untransitioned(),this.paint=new nU(r.paint)}}getCrossfadeParameters(){return this._crossfadeParameters}getLayoutProperty(i){return"visibility"===i?this.visibility:this._unevaluatedLayout.getValue(i)}setLayoutProperty(i,r,n={}){null!=r&&this._validate(rO,`layers.${this.id}.layout.${i}`,i,r,n)||("visibility"!==i?this._unevaluatedLayout.setValue(i,r):this.visibility=r)}getPaintProperty(i){return ei(i,oK)?this._transitionablePaint.getTransition(i.slice(0,-oK.length)):this._transitionablePaint.getValue(i)}setPaintProperty(i,r,n={}){if(null!=r&&this._validate(rF,`layers.${this.id}.paint.${i}`,i,r,n))return!1;if(ei(i,oK))return this._transitionablePaint.setTransition(i.slice(0,-oK.length),r||void 0),!1;{const o=this._transitionablePaint._values[i],s="cross-faded-data-driven"===o.property.specification["property-type"],a=o.value.isDataDriven(),l=o.value;this._transitionablePaint.setValue(i,r),this._handleSpecialPaintPropertyUpdate(i);const c=this._transitionablePaint._values[i].value;return c.isDataDriven()||a||s||this._handleOverridablePaintPropertyUpdate(i,l,c)}}_handleSpecialPaintPropertyUpdate(i){}getProgramIds(){return null}getProgramConfiguration(i){return null}_handleOverridablePaintPropertyUpdate(i,r,n){return!1}isHidden(i){return!!(this.minzoom&&i=this.maxzoom)||"none"===this.visibility}updateTransitions(i){this._transitioningPaint=this._transitionablePaint.transitioned(i,this._transitioningPaint)}hasTransition(){return this._transitioningPaint.hasTransition()}recalculate(i,r){i.getCrossfadeParameters&&(this._crossfadeParameters=i.getCrossfadeParameters()),this._unevaluatedLayout&&(this.layout=this._unevaluatedLayout.possiblyEvaluate(i,void 0,r)),this.paint=this._transitioningPaint.possiblyEvaluate(i,void 0,r)}serialize(){const i={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:this._unevaluatedLayout&&this._unevaluatedLayout.serialize(),paint:this._transitionablePaint&&this._transitionablePaint.serialize()};return this.visibility&&(i.layout=i.layout||{},i.layout.visibility=this.visibility),en(i,(i,r)=>!(void 0===i||"layout"===r&&!Object.keys(i).length||"paint"===r&&!Object.keys(i).length))}_validate(i,r,n,o,s={}){return(!s||!1!==s.validate)&&rU(this,i.call(rP,{key:r,layerType:this.type,objectKey:n,value:o,styleSpec:tr,style:{glyphs:!0,sprite:!0}}))}is3D(){return!1}isSky(){return!1}isTileClipped(){return!1}hasOffscreenPass(){return!1}resize(){}isStateDependent(){for(const i in this.paint._values){const r=this.paint.get(i);if(r instanceof 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Error("Invalid LngLat latitude value: must be between -90 and 90")}wrap(){return new o2(q(this.lng,-180,180),this.lat)}toArray(){return[this.lng,this.lat]}toString(){return`LngLat(${this.lng}, ${this.lat})`}distanceTo(i){const r=Math.PI/180,n=this.lat*r,o=i.lat*r,s=Math.sin(n)*Math.sin(o)+Math.cos(n)*Math.cos(o)*Math.cos((i.lng-this.lng)*r);return 6371008.8*Math.acos(Math.min(s,1))}toBounds(i=0){const r=360*i/40075017,n=r/Math.cos(Math.PI/180*this.lat);return new o1(new o2(this.lng-n,this.lat-r),new o2(this.lng+n,this.lat+r))}static convert(i){if(i instanceof o2)return i;if(Array.isArray(i)&&(2===i.length||3===i.length))return new o2(Number(i[0]),Number(i[1]));if(!Array.isArray(i)&&"object"==typeof i&&null!==i)return new o2(Number("lng"in i?i.lng:i.lon),Number(i.lat));throw Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: , lat: }, an object {lon: , lat: }, or an array of [, ]")}}const o3=2*Math.PI*6371008.8;function o5(i){return 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l=null;for(const{feature:c,id:h,index:u,sourceLayerIndex:d}of("circle"===s.type&&(l=s.layout.get("circle-sort-key")),i)){const p=this.layers[0]._featureFilter.needGeometry,f=sr(c,p);if(!this.layers[0]._featureFilter.filter(new nk(this.zoom),f,n))continue;const m=l?l.evaluate(f,{},n):void 0,_={id:h,properties:c.properties,type:c.type,sourceLayerIndex:d,index:u,geometry:p?f.geometry:si(c,n,o),patterns:{},sortKey:m};a.push(_)}for(const g of(l&&a.sort((i,r)=>i.sortKey-r.sortKey),a)){const{geometry:y,index:x,sourceLayerIndex:v}=g,b=i[x].feature;this.addFeature(g,y,x,r.availableImages,n),r.featureIndex.insert(b,y,x,v,this.index)}}update(i,r,n,o){this.stateDependentLayers.length&&this.programConfigurations.updatePaintArrays(i,r,this.stateDependentLayers,n,o)}isEmpty(){return 0===this.layoutVertexArray.length}uploadPending(){return!this.uploaded||this.programConfigurations.needsUpload}upload(i){this.uploaded||(this.layoutVertexBuffer=i.createVertexBuffer(this.layoutVertexArray,oQ),this.indexBuffer=i.createIndexBuffer(this.indexArray)),this.programConfigurations.upload(i),this.uploaded=!0}destroy(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy())}addFeature(i,r,n,o,s){for(const a of r)for(const l of a){const c=l.x,h=l.y;if(c<0||c>=8192||h<0||h>=8192)continue;const 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