Method initialize

src/ExtSplats.ts:141–167

(options: ExtSplatsOptions)

  }

  initialize(options: ExtSplatsOptions) {
    this.extra = options.extra ?? {};
    this.lodSplats = options.lodSplats;

    if (options.extArrays) {
      this.extArrays = options.extArrays;
      this.maxSplats = Math.floor(
        Math.min(this.extArrays[0].length / 4, this.extArrays[1].length / 4),
      );
      this.numSplats = options.numSplats ?? this.maxSplats;

      // Calculate number of horizontal texture rows that could fit in array.
      // A properly initialized packedArray should already take into account the
      // width and height of the texture and be rounded up with padding.
      this.maxSplats =
        Math.floor(this.maxSplats / SPLAT_TEX_WIDTH) * SPLAT_TEX_WIDTH;
      this.numSplats = Math.min(
        this.maxSplats,
        options.numSplats ?? Number.POSITIVE_INFINITY,
      );
      this.updateTextures();
    } else {
      this.maxSplats = options.maxSplats ?? 0;
      this.numSplats = 0;
      this.extArrays = [new Uint32Array(0), new Uint32Array(0)];
    }
  }

  async asyncInitialize(options: ExtSplatsOptions) {
    const {