File file = getSceneFile(options);
Scene scene = new Scene();
FileInputStream in = new FileInputStream(file);
scene.loadDescription(in);
RenderContext context = new RenderContext(options);
ConsoleRenderListener listener = new ConsoleRenderListener();
scene.setCanvasSize(scene.width, scene.height);
scene.loadDump(context, listener);
if (pngFileName.isEmpty()) {
pngFileName = scene.name + "-" + scene.spp + ".png";
}