message: Undo recent glfwPollEvents order change
  glfwPollEvents must come at end of display loop for imgui state
diff: @@ -477,7 +477,6 @@ void MainWindow::mainLoop()
  ImGui_ImplGlfw_NewFrame();
  ImGui::NewFrame();
  - glfwPollEvents();
  display();
  // Remove motion blur transform, it will be added again as necessary
  @@ -488,6 +487,8 @@ void MainWindow::mainLoop()
  if (animationWidget && animationWidget->getShutter() == 0.f)
  camera["shutter"] = range1f(0.0f);
  }
  +
  + glfwPollEvents();
  }
  waitOnOSPRayFrame();
  