/// <summary>
/// The GetGPUTimeLastFrame retrieves the time spent by the GPU last frame, in seconds, as reported by the VR SDK.
/// </summary>
/// <returns>The total GPU time utilized last frame as measured by the VR subsystem.</returns>
public static float GetGPUTimeLastFrame()
{
#if UNITY_5_6_OR_NEWER
float gpuTimeLastFrame;
if (VRStats.TryGetGPUTimeLastFrame(out gpuTimeLastFrame))
{
return(gpuTimeLastFrame);
}
return(0f);
#else
return(VRStats.gpuTimeLastFrame);
#endif
}
private void UpdateDebugVisualization()
{
if (!drawDebugVisualization || debugVisualizationQuadMaterial == null)
{
return;
}
float gpuTimeLastFrame;
VRStats.TryGetGPUTimeLastFrame(out gpuTimeLastFrame);
int lastFrameIsInBudget = interleavedReprojectionEnabled || gpuTimeLastFrame > singleFrameDurationInMilliseconds
? 0
: 1;
debugVisualizationQuadMaterial.SetInt(ShaderPropertyIDs.RenderScaleLevelsCount, allRenderScales.Count);
debugVisualizationQuadMaterial.SetInt(ShaderPropertyIDs.DefaultRenderViewportScaleLevel, defaultRenderViewportScaleLevel);
debugVisualizationQuadMaterial.SetInt(ShaderPropertyIDs.CurrentRenderViewportScaleLevel, renderViewportScaleSetting.currentValue);
debugVisualizationQuadMaterial.SetInt(ShaderPropertyIDs.CurrentRenderScaleLevel, renderScaleSetting.currentValue);
debugVisualizationQuadMaterial.SetInt(ShaderPropertyIDs.LastFrameIsInBudget, lastFrameIsInBudget);
}
public void SaveCurrentFrameTiming()
{
bufferIndex = (bufferIndex + 1) % buffer.Length;
VRStats.TryGetGPUTimeLastFrame(out buffer[bufferIndex]);
}
