message: gltf_viewer: use integers for Temperature / Tint.
diff: @@ -431,9 +431,14 @@ static void colorGradingUI(App& app) {
  colorGrading.toneMapping = (decltype(colorGrading.toneMapping)) toneMapping;
  if (ImGui::CollapsingHeader("White balance")) {
  - ImGui::SliderFloat("Temperature", &colorGrading.temperature, -1.0f, 1.0f);
  - ImGui::SliderFloat("Tint", &colorGrading.tint, -1.0f, 1.0f);
  + int temperature = colorGrading.temperature * 100.0f;
  + int tint = colorGrading.tint * 100.0f;
  + ImGui::SliderInt("Temperature", &temperature, -100, 100);
  + ImGui::SliderInt("Tint", &tint, -100, 100);
  + colorGrading.temperature = temperature / 100.0f;
  + colorGrading.tint = tint / 100.0f;
  }
  +
  if (ImGui::CollapsingHeader("Channel mixer")) {
  pushSliderColors(0.0f / 7.0f);
  ImGui::VSliderFloat("##outRed.r", verticalSliderSize, &colorGrading.outRed.r, -2.0f, 2.0f, "");
  