// create a volume object
    volume = new cVoxelObject();

    // add object to world
    world->addChild(volume);
    
    // create a multi image structure
    cMultiImagePtr images = cMultiImage::create();

    // load 320 image files
    images->loadFromFiles("resources/ct-image", "png", 320);

    // create texture
    texture = cTexture3d::create();

    // assign images to texture
    texture->setImage(images);

    // assign texture to volume object
    volume->setTexture(texture);