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converted cache to constant lookup time

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This commit is contained in:
jonny 2021-06-20 19:14:04 +02:00
parent 92485a02cf
commit 5bf943ce77
1 changed files with 9 additions and 17 deletions
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26
front/src/Phaser/Game/GameMap.ts
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@ -12,7 +12,7 @@ export class GameMap {
private lastProperties = new Map<string, string | boolean | number>();
private callbacks = new Map<string, Array<PropertyChangeCallback>>();
private tileSetPropertyMap: { [tilset_firstgid: number]: { [tile_id: number]: Array<ITiledMapLayerProperty> } } = {}
private tileSetPropertyMap: { [tile_index: number]: Array<ITiledMapLayerProperty> } = {}
public readonly layersIterator: LayersIterator;
public exitUrls: Array<string> = []
@ -21,12 +21,9 @@ export class GameMap {
this.layersIterator = new LayersIterator(map);
for (const tileset of map.tilesets) {
if (!this.tileSetPropertyMap[tileset.firstgid]) {
this.tileSetPropertyMap[tileset.firstgid] = {}
}
tileset?.tiles?.forEach(tile => {
if (tile.properties) {
this.tileSetPropertyMap[tileset.firstgid][tile.id] = tile.properties
this.tileSetPropertyMap[tileset.firstgid + tile.id] = tile.properties
tile.properties.forEach(prop => {
if (prop.name == "exitUrl" && typeof prop.value == "string") {
this.exitUrls.push(prop.value);
@ -105,18 +102,13 @@ export class GameMap {
}
if (tileIndex) {
const tileset = this.map.tilesets.find(tileset => tileset.firstgid + tileset.tilecount > (tileIndex as number))
if (tileset) {
const tileProperties = this.tileSetPropertyMap[tileset?.firstgid][tileIndex - tileset.firstgid]
tileProperties?.forEach(property => {
if (property.value) {
properties.set(property.name, property.value)
} else if (properties.has(property.name)) {
properties.delete(property.name)
}
})
}
this.tileSetPropertyMap[tileIndex]?.forEach(property => {
if (property.value) {
properties.set(property.name, property.value)
} else if (properties.has(property.name)) {
properties.delete(property.name)
}
})
}
}