Method getMask

src/dataset/DatasetManager.ts:96–99

* Get a mask file for an image (async). * Handles local/url/zip internally based on source type. * * @param imageName - Image name from COLMAP (e.g., "camera_123/00.png") * @returns The mask File or null if not found/failed

(imageName: string)

   * @returns The mask File or null if not found/failed
   */
  async getMask(imageName: string): Promise<File | null> {
    const state = this.getState();
    return await (this.getSourceAdapter(state)?.getMask(state, imageName) ?? Promise.resolve(null));
  }

  /**
   * Get a cached mask file synchronously.