public override void Create()
 {
     m_RenderPass = new RandomizedPostProcessingPass();
     if (Application.isPlaying)
     {
         m_PostProcessValuesMetric = SimulationManager.RegisterMetricDefinition(
             "random post processing",
             description: "Some post-processing parameters are randomized each frame. These are the per-frame values used.",
             id: k_PostProcessValuesMetricId);
     }
 }