@needle-tools/engine/lib/engine/extensions/NEEDLE_pmrem.js

Needle Engine is a web-based runtime for 3D apps. It runs on your machine for development with great integrations into editors like Unity or Blender - and can be deployed onto any device! It is flexible, extensible and networking and XR are built-in.

import { CubeUVReflectionMapping } from "three";
import { getParam } from "../engine_utils.js";
const debug = getParam("debugexr") || getParam("debugpmrem");
export class NEEDLE_pmrem {
    get name() { return "NEEDLE_pmrem"; }
    parser;
    constructor(parser) {
        this.parser = parser;
    }
    loadTexture(textureIndex) {
        const name = this.name;
        const parser = this.parser;
        const json = parser.json;
        const textureDef = json.textures[textureIndex];
        if (!textureDef.extensions || !textureDef.extensions[name]) {
            return null;
        }
        const extension = textureDef.extensions[name];
        // Use the KTX2Loader already configured on the GLTFLoader (with GPU support detection)
        const loader = parser.options.ktx2Loader;
        if (!loader) {
            console.warn("NEEDLE_pmrem: No KTX2Loader available on GLTFLoader — cannot load PMREM texture");
            return null;
        }
        if (debug)
            console.log("NEEDLE_pmrem.loadTexture", textureIndex, extension);
        const promise = parser.loadTextureImage(textureIndex, extension.source, loader);
        return promise.then(tex => {
            NEEDLE_pmrem.postprocess(tex);
            tex.name = "PMREM_" + tex.name;
            if (debug)
                console.log("NEEDLE_pmrem: loaded PMREM texture", tex);
            return tex;
        });
    }
    static postprocess(tex) {
        tex.mapping = CubeUVReflectionMapping;
        return tex;
    }
}
//# sourceMappingURL=NEEDLE_pmrem.js.map