Render graph pre-setup for ray traced ambient occlusion.

com.unity.render-pipelines.high-definition/CHANGELOG.md

@@ -901,6 +901,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Remove the 'Point Cube Size' for cookie, use the Cubemap size directly.
 - Only building the RTAS if there is an effect that will require it (1262217).
 - Fixed the first ray tracing frame not having the light cluster being set up properly (1260311).
+- Render graph pre-setup for ray traced ambient occlusion.
 
 ## [7.1.1] - 2019-09-05
 

com.unity.render-pipelines.high-definition/Runtime/Lighting/ScreenSpaceLighting/AmbientOcclusion.cs

@@ -311,7 +311,7 @@ internal void Render(CommandBuffer cmd, HDCamera camera, ScriptableRenderContext
             else
             {
                 if (camera.frameSettings.IsEnabled(FrameSettingsField.RayTracing) && settings.rayTracing.value)
-                    m_RaytracingAmbientOcclusion.RenderAO(camera, cmd, m_AmbientOcclusionTex, globalRTCB, renderContext, frameCount);
+                    m_RaytracingAmbientOcclusion.RenderRTAO(camera, cmd, m_AmbientOcclusionTex, globalRTCB, renderContext, frameCount);
                 else
                 {
                     Dispatch(cmd, camera, depthTexture, normalBuffer, motionVectors, frameCount);

com.unity.render-pipelines.high-definition/Runtime/RenderPipeline/HDProfileId.cs

@@ -101,14 +101,20 @@ internal enum HDProfileId
         VolumetricLightingFiltering,
         PrepareVisibleDensityVolumeList,
 
+        // RT Cluster
         RaytracingBuildCluster,
         RaytracingCullLights,
+        // RTR
         RaytracingIntegrateReflection,
         RaytracingFilterReflection,
+        // RTAO
         RaytracingAmbientOcclusion,
         RaytracingFilterAmbientOcclusion,
+        RaytracingComposeAmbientOcclusion,
+        // RT Shadows
         RaytracingDirectionalLightShadow,
         RaytracingLightShadow,
+        // RTGI
         RaytracingIntegrateIndirectDiffuse,
         RaytracingFilterIndirectDiffuse,
         RaytracingDebugOverlay,