@animech-public/playcanvas/build/playcanvas.dbg/src/scene/graphics/lightmap-cache.js

PlayCanvas WebGL game engine

import { RefCountedCache } from '../../core/ref-counted-cache.js';

// Pure static class, implementing the cache of lightmaps generated at runtime using Lightmapper
// this allows us to automatically release realtime baked lightmaps when mesh instances using them are destroyed
class LightmapCache {
  // add texture reference to lightmap cache
  static incRef(texture) {
    this.cache.incRef(texture);
  }

  // remove texture reference from lightmap cache
  static decRef(texture) {
    this.cache.decRef(texture);
  }
  static destroy() {
    this.cache.destroy();
  }
}
LightmapCache.cache = new RefCountedCache();

export { LightmapCache };