message: increase global font scale
diff: @@ -452,6 +452,9 @@ namespace ospray {
  style.FrameBorderSize = 1.f;
  style.WindowBorderSize = 1.f;
  + auto &io = ImGui::GetIO();
  + io.FontGlobalScale = 1.3f;
  +
  // make sure the widget matches the initial size of the window
  vec2i displaySize;
  glfwGetFramebufferSize(window, &displaySize.x, &displaySize.y);
  