var HDProjection = DynmapProjection.extend({ fromLocationToLatLng: function(location) { var wtp = this.options.worldtomap; lat = wtp[3] * location.x + wtp[4] * location.y + wtp[5] * location.z, lng = wtp[0] * location.x + wtp[1] * location.y + wtp[2] * location.z; return new L.LatLng( -(((128 << this.options.tilescale) - lat) / (1 << this.options.mapzoomout)) , lng / (1 << this.options.mapzoomout) , location.y); }, fromLatLngToLocation: function(latlon, y) { var ptw = this.options.maptoworld, lat = (128 << this.options.tilescale) + latlon.lat * (1 << this.options.mapzoomout), lng = latlon.lng * (1 << this.options.mapzoomout), x = ptw[0] * lng + ptw[1] * lat + ptw[2] * y, z = ptw[6] * lng + ptw[7] * lat + ptw[8] * y; return { x: x, y: y, z: z }; } }); var HDMapType = DynmapTileLayer.extend({ projection: undefined, options: { minZoom: 0, errorTileUrl: 'images/blank.png', zoomReverse: true, }, initialize: function(options) { options.maxZoom = options.mapzoomin + options.mapzoomout; options.maxNativeZoom = options.mapzoomout; options.tileSize = 128 << (options.tilescale || 0); this.projection = new HDProjection($.extend({map: this}, options)); L.Util.setOptions(this, options); DynmapTileLayer.prototype.initialize.call(this, options); }, getTileName: function(coords) { var info = this.getTileInfo(coords); // Y is inverted for HD-map. info.y = -info.y; info.scaledy = info.y >> 5; return namedReplace('{prefix}{nightday}/{scaledx}_{scaledy}/{zoom}{x}_{y}.{fmt}', info); }, zoomprefix: function(amount) { // amount == 0 -> '' // amount == 1 -> 'z_' // amount == 2 -> 'zz_' return 'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz'.substr(0, amount) + (amount === 0 ? '' : '_'); } }); maptypes.HDMapType = function(options) { return new HDMapType(options); };