Fixed the dependecy of FrameSettings (MSAA, ClearGBuffer, DepthPrepassWithDeferred) (case 1277620).

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

@@ -77,7 +77,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Fix for lookdev toggling renderers that are set to non editable or are hidden in the inspector.
 - Fixed issue with mipmap debug mode not properly resetting full screen mode (and viceversa). 
 - Added unsupported message when using tile debug mode with MSAA.
-
+- Fixed the dependecy of FrameSettings (MSAA, ClearGBuffer, DepthPrepassWithDeferred) (case 1277620).
+
 ### Changed
 - Preparation pass for RTSSShadows to be supported by render graph.
 - Add tooltips with the full name of the (graphics) compositor properties to properly show large names that otherwise are clipped by the UI (case 1263590)

com.unity.render-pipelines.high-definition/Editor/RenderPipeline/Settings/FrameSettingsUI.Drawers.cs

@@ -171,12 +171,13 @@ static void Drawer_SectionRenderingSettings(SerializedFrameSettings serialized,
 
             bool hdrpAssetSupportForward = hdrpSettings.supportedLitShaderMode != RenderPipelineSettings.SupportedLitShaderMode.DeferredOnly;
             bool hdrpAssetSupportDeferred = hdrpSettings.supportedLitShaderMode != RenderPipelineSettings.SupportedLitShaderMode.ForwardOnly;
+            bool hdrpAssetIsForward = hdrpSettings.supportedLitShaderMode == RenderPipelineSettings.SupportedLitShaderMode.ForwardOnly;
+            bool hdrpAssetIsDeferred = hdrpSettings.supportedLitShaderMode == RenderPipelineSettings.SupportedLitShaderMode.DeferredOnly;
+
             bool frameSettingsOverrideToForward = serialized.GetOverrides(FrameSettingsField.LitShaderMode) && serialized.litShaderMode == LitShaderMode.Forward;
             bool frameSettingsOverrideToDeferred = serialized.GetOverrides(FrameSettingsField.LitShaderMode) && serialized.litShaderMode == LitShaderMode.Deferred;
             bool defaultForwardUsed = !serialized.GetOverrides(FrameSettingsField.LitShaderMode) && defaultShaderLitMode == LitShaderMode.Forward;
-            bool defaultDefferedUsed = !serialized.GetOverrides(FrameSettingsField.LitShaderMode) && defaultShaderLitMode == LitShaderMode.Deferred;
-            bool msaaEnablable = hdrpAssetSupportForward && hdrpSettings.supportMSAA && (frameSettingsOverrideToForward || defaultForwardUsed);
-            bool depthPrepassEnablable = hdrpAssetSupportDeferred && (defaultDefferedUsed || frameSettingsOverrideToDeferred);
+            bool msaaEnablable = (hdrpAssetSupportForward && hdrpSettings.supportMSAA && (frameSettingsOverrideToForward || defaultForwardUsed)) || (hdrpAssetIsForward && hdrpSettings.supportMSAA);
             area.AmmendInfo(FrameSettingsField.MSAA,
                 overrideable: () => msaaEnablable,
                 overridedDefaultValue: msaaEnablable && defaultFrameSettings.IsEnabled(FrameSettingsField.MSAA),
@@ -194,6 +195,9 @@ static void Drawer_SectionRenderingSettings(SerializedFrameSettings serialized,
                             throw new System.ArgumentOutOfRangeException("Unknown ShaderLitMode");
                     }
                 });
+
+            bool defaultDeferredUsed = !serialized.GetOverrides(FrameSettingsField.LitShaderMode) && defaultShaderLitMode == LitShaderMode.Deferred;
+            bool depthPrepassEnablable = (hdrpAssetSupportDeferred && (defaultDeferredUsed || frameSettingsOverrideToDeferred)) || (hdrpAssetIsDeferred);
             area.AmmendInfo(FrameSettingsField.DepthPrepassWithDeferredRendering,
                 overrideable: () => depthPrepassEnablable,
                 overridedDefaultValue: depthPrepassEnablable && defaultFrameSettings.IsEnabled(FrameSettingsField.DepthPrepassWithDeferredRendering),
@@ -206,7 +210,26 @@ static void Drawer_SectionRenderingSettings(SerializedFrameSettings serialized,
                         case RenderPipelineSettings.SupportedLitShaderMode.DeferredOnly:
                             return true;
                         case RenderPipelineSettings.SupportedLitShaderMode.Both:
-                            return frameSettingsOverrideToDeferred || defaultDefferedUsed;
+                            return frameSettingsOverrideToDeferred || defaultDeferredUsed;
+                        default:
+                            throw new System.ArgumentOutOfRangeException("Unknown ShaderLitMode");
+                    }
+                });
+
+            bool clearGBufferEnablable = (hdrpAssetSupportDeferred && (defaultDeferredUsed || frameSettingsOverrideToDeferred)) ||(hdrpAssetIsDeferred);
+            area.AmmendInfo(FrameSettingsField.ClearGBuffers,
+                overrideable: () => clearGBufferEnablable,
+                overridedDefaultValue: clearGBufferEnablable && defaultFrameSettings.IsEnabled(FrameSettingsField.ClearGBuffers),
+                customOverrideable: () =>
+                {
+                    switch (hdrpSettings.supportedLitShaderMode)
+                    {
+                        case RenderPipelineSettings.SupportedLitShaderMode.ForwardOnly:
+                            return false;
+                        case RenderPipelineSettings.SupportedLitShaderMode.DeferredOnly:
+                            return true;
+                        case RenderPipelineSettings.SupportedLitShaderMode.Both:
+                            return frameSettingsOverrideToDeferred || defaultDeferredUsed;
                         default:
                             throw new System.ArgumentOutOfRangeException("Unknown ShaderLitMode");
                     }