function executeOverlayCommands(scene, passState) {
  scene.context.uniformState.updatePass(Pass.OVERLAY);

  const context = scene.context;
  const commandList = scene._overlayCommandList;
  for (let i = 0; i < commandList.length; ++i) {
    commandList[i].execute(context, passState);
  }
}
Execute the draw commands for overlays

@param {Scene} scene
@param {PassState} passState

@private