From 392060b806c69aeecca95f26a105d4dbf45d5637 Mon Sep 17 00:00:00 2001
From: FrancescoC-Unity <francescoc@unity3d.com>
Date: Tue, 2 Feb 2021 16:31:24 +0100
Subject: [PATCH 1/2] Fix

---
 .../AmbientOcclusion.RenderGraph.cs                  | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/com.unity.render-pipelines.high-definition/Runtime/Lighting/ScreenSpaceLighting/AmbientOcclusion.RenderGraph.cs b/com.unity.render-pipelines.high-definition/Runtime/Lighting/ScreenSpaceLighting/AmbientOcclusion.RenderGraph.cs
index c9e2a503812..7250f39734e 100644
--- a/com.unity.render-pipelines.high-definition/Runtime/Lighting/ScreenSpaceLighting/AmbientOcclusion.RenderGraph.cs
+++ b/com.unity.render-pipelines.high-definition/Runtime/Lighting/ScreenSpaceLighting/AmbientOcclusion.RenderGraph.cs
@@ -46,6 +46,7 @@ public TextureHandle Render(RenderGraph renderGraph, HDCamera hdCamera, TextureH
 
                         var packedData = RenderAO(renderGraph, aoParameters, depthPyramid, normalBuffer);
                         result = DenoiseAO(renderGraph, aoParameters, depthPyramid, motionVectors, packedData, currentHistory, outputHistory);
+                        result = UpsampleAO(renderGraph, aoParameters, result, depthPyramid);
                     }
                 }
             }
@@ -107,6 +108,9 @@ TextureHandle DenoiseAO(RenderGraph             renderGraph,
             TextureHandle           currentHistory,
             TextureHandle           outputHistory)
         {
+            if (!parameters.temporalAccumulation && !parameters.fullResolution)
+                return aoPackedData;
+
             TextureHandle denoiseOutput;
 
             using (var builder = renderGraph.AddRenderPass<DenoiseAOPassData>("Denoise GTAO", out var passData))
@@ -147,11 +151,8 @@ TextureHandle DenoiseAO(RenderGraph             renderGraph,
                             ctx.cmd);
                     });
 
-                if (parameters.fullResolution)
-                    return passData.denoiseOutput;
+                return passData.denoiseOutput;
             }
-
-            return UpsampleAO(renderGraph, parameters, denoiseOutput, depthTexture);
         }
 
         class UpsampleAOPassData
@@ -164,6 +165,9 @@ class UpsampleAOPassData
 
         TextureHandle UpsampleAO(RenderGraph renderGraph, in RenderAOParameters parameters, TextureHandle input, TextureHandle depthTexture)
         {
+            if (parameters.fullResolution)
+                return input;
+
             using (var builder = renderGraph.AddRenderPass<UpsampleAOPassData>("Upsample GTAO", out var passData, ProfilingSampler.Get(HDProfileId.UpSampleSSAO)))
             {
                 builder.EnableAsyncCompute(parameters.runAsync);

From 2aee37027559d6494e21affd35639dbe518bcd16 Mon Sep 17 00:00:00 2001
From: FrancescoC-Unity <francescoc@unity3d.com>
Date: Tue, 2 Feb 2021 16:32:06 +0100
Subject: [PATCH 2/2] changelog

---
 com.unity.render-pipelines.high-definition/CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/com.unity.render-pipelines.high-definition/CHANGELOG.md b/com.unity.render-pipelines.high-definition/CHANGELOG.md
index 42c549e7e0a..6efc48f68db 100644
--- a/com.unity.render-pipelines.high-definition/CHANGELOG.md
+++ b/com.unity.render-pipelines.high-definition/CHANGELOG.md
@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Fixed
 - Fixed an exception when opening the color picker in the material UI (case 1307143).
 - Fixed lights shadow frustum near and far planes.
+- Fixed various issues with non-temporal SSAO and rendergraph.
 
 ### Changed
 - Removed the material pass probe volumes evaluation mode.