Debug display is now a multi compile option

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Editor/Material/Unlit/BaseUnlitUI.cs

                 // Disable all passes except distortion
                 // Distortion is setup in code above
                 material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardStr, enablePass);
-                material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardDebugDisplayStr, true);
-                material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardOnlyDebugDisplayStr, true);
-                material.SetShaderPassEnabled(HDShaderPassNames.s_GBufferDebugDisplayStr, true);
-                material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceDebugDisplayStr, enablePass);
                 material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPostpassStr, enablePass);
                 material.SetShaderPassEnabled(HDShaderPassNames.s_MetaStr, enablePass);
                 material.SetShaderPassEnabled(HDShaderPassNames.s_ShadowCasterStr, enablePass);
                 if (backFaceEnable)
                 {
                     material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceStr, true);
-                    material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceDebugDisplayStr, true);
-                    material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceDebugDisplayStr, false);
                 }
             }
 

ScriptableRenderPipeline/HDRenderPipeline/HDRP/HDRenderPipeline.cs

                                                         HDShaderPassNames.s_ForwardName,
                                                         HDShaderPassNames.s_SRPDefaultUnlitName };
 
-        ShaderPassName[] m_AllTransparentDebugDisplayPassNames = {  HDShaderPassNames.s_TransparentBackfaceDebugDisplayName,
-                                                                    HDShaderPassNames.s_ForwardOnlyDebugDisplayName,
-                                                                    HDShaderPassNames.s_ForwardDebugDisplayName,
-                                                                    HDShaderPassNames.s_SRPDefaultUnlitName };
-
-        ShaderPassName[] m_AllForwardDebugDisplayPassNames = {  HDShaderPassNames.s_TransparentBackfaceDebugDisplayName,
-                                                                HDShaderPassNames.s_ForwardOnlyDebugDisplayName,
-                                                                HDShaderPassNames.s_ForwardDebugDisplayName };
+        ShaderPassName[] m_AllForwardOpaquePassNames = {    HDShaderPassNames.s_ForwardOnlyName,
+                                                            HDShaderPassNames.s_ForwardName,
+                                                            HDShaderPassNames.s_SRPDefaultUnlitName };
 
         ShaderPassName[] m_DepthOnlyAndDepthForwardOnlyPassNames = { HDShaderPassNames.s_DepthForwardOnlyName, HDShaderPassNames.s_DepthOnlyName };
         ShaderPassName[] m_DepthForwardOnlyPassNames = { HDShaderPassNames.s_DepthForwardOnlyName };
                         DecalSystem.instance.EndCull();
                     }
 
-                    if (m_CurrentDebugDisplaySettings.IsDebugDisplayEnabled())
-                    {
-                        m_CurrentDebugDisplaySettings.UpdateMaterials();
-                    }
-
                     renderContext.SetupCameraProperties(camera);
 
                     PushGlobalParams(hdCamera, cmd, diffusionProfileSettings);
 
             var camera = hdCamera.camera;
 
-            using (new ProfilingSample(cmd, m_CurrentDebugDisplaySettings.IsDebugDisplayEnabled() ? "GBufferDebugDisplay" : "GBuffer", CustomSamplerId.GBuffer.GetSampler()))
+            using (new ProfilingSample(cmd, m_CurrentDebugDisplaySettings.IsDebugDisplayEnabled() ? "GBuffer Debug" : "GBuffer", CustomSamplerId.GBuffer.GetSampler()))
             {
                 // setup GBuffer for rendering
                 HDUtils.SetRenderTarget(cmd, hdCamera, m_GbufferManager.GetBuffersRTI(enableShadowMask), m_CameraDepthStencilBuffer);
                 }
 
                 // Render opaque objects into GBuffer
-                if (m_CurrentDebugDisplaySettings.IsDebugDisplayEnabled())
+                if (m_FrameSettings.enableDepthPrepassWithDeferredRendering)
-                    // When doing debug display, the shader has the clip instruction regardless of the depth prepass so we can use regular depth test.
-                    RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferDebugDisplayName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_AllOpaque, m_DepthStateOpaque);
+                    // When using depth prepass for opaque alpha test only we need to use regular depth test for normal opaque objects.
+                    RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_OpaqueNoAlphaTest, m_FrameSettings.enableAlphaTestOnlyInDeferredPrepass ? m_DepthStateOpaque : m_DepthStateOpaqueWithPrepass);
+                    // but for opaque alpha tested object we use a depth equal and no depth write. And we rely on the shader pass GbufferWithDepthPrepass
+                    RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferWithPrepassName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_OpaqueAlphaTest, m_DepthStateOpaqueWithPrepass);
-                    if (m_FrameSettings.enableDepthPrepassWithDeferredRendering)
-                    {
-                        // When using depth prepass for opaque alpha test only we need to use regular depth test for normal opaque objects.
-                        RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_OpaqueNoAlphaTest, m_FrameSettings.enableAlphaTestOnlyInDeferredPrepass ? m_DepthStateOpaque : m_DepthStateOpaqueWithPrepass);
-                        // but for opaque alpha tested object we use a depth equal and no depth write. And we rely on the shader pass GbufferWithDepthPrepass
-                        RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferWithPrepassName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_OpaqueAlphaTest, m_DepthStateOpaqueWithPrepass);
-                    }
-                    else
-                    {
-                        // No depth prepass, use regular depth test - Note that we will render opaque then opaque alpha tested (based on the RenderQueue system)
-                        RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_AllOpaque, m_DepthStateOpaque);
-                    }
+                    // No depth prepass, use regular depth test - Note that we will render opaque then opaque alpha tested (based on the RenderQueue system)
+                    RenderOpaqueRenderList(cull, camera, renderContext, cmd, HDShaderPassNames.s_GBufferName, m_currentRendererConfigurationBakedLighting, HDRenderQueue.k_RenderQueue_AllOpaque, m_DepthStateOpaque);
                 }
 
                 if (m_FrameSettings.enableDBuffer)
+
                 m_GbufferManager.BindBufferAsTextures(cmd);
             }
         }
                 {
                     HDUtils.SetRenderTarget(cmd, hdCamera, m_CameraColorBuffer, m_CameraDepthStencilBuffer, ClearFlag.All, CoreUtils.clearColorAllBlack);
                     // Render Opaque forward
-                    RenderOpaqueRenderList(cull, hdCamera.camera, renderContext, cmd, m_AllForwardDebugDisplayPassNames, m_currentRendererConfigurationBakedLighting);
+                    RenderOpaqueRenderList(cull, hdCamera.camera, renderContext, cmd, m_AllForwardOpaquePassNames, m_currentRendererConfigurationBakedLighting);
-                    RenderTransparentRenderList(cull, hdCamera.camera, renderContext, cmd, m_AllForwardDebugDisplayPassNames, m_currentRendererConfigurationBakedLighting);
+                    RenderTransparentRenderList(cull, hdCamera.camera, renderContext, cmd, m_AllTransparentPassNames, m_currentRendererConfigurationBakedLighting);
                 }
             }
 
                         HDUtils.SetRenderTarget(cmd, hdCamera, m_CameraColorBuffer, m_CameraDepthStencilBuffer);
                     }
 
-                    if (m_CurrentDebugDisplaySettings.IsDebugDisplayEnabled())
-                    {
-                        m_ForwardAndForwardOnlyPassNames[0] = m_ForwardOnlyPassNames[0] = HDShaderPassNames.s_ForwardOnlyDebugDisplayName;
-                        m_ForwardAndForwardOnlyPassNames[1] = HDShaderPassNames.s_ForwardDebugDisplayName;
-                    }
-                    else
-                    {
-                        m_ForwardAndForwardOnlyPassNames[0] = m_ForwardOnlyPassNames[0] = HDShaderPassNames.s_ForwardOnlyName;
-                        m_ForwardAndForwardOnlyPassNames[1] = HDShaderPassNames.s_ForwardName;
-                    }
+                    m_ForwardAndForwardOnlyPassNames[0] = m_ForwardOnlyPassNames[0] = HDShaderPassNames.s_ForwardOnlyName;
+                    m_ForwardAndForwardOnlyPassNames[1] = HDShaderPassNames.s_ForwardName;
 
                     var passNames = m_FrameSettings.enableForwardRenderingOnly ? m_ForwardAndForwardOnlyPassNames : m_ForwardOnlyPassNames;
                     // Forward opaque material always have a prepass (whether or not we use deferred, whether or not there is option like alpha test only) so we pass the right depth state here.
                 {
                     HDUtils.SetRenderTarget(cmd, hdCamera, m_CameraColorBuffer, m_CameraDepthStencilBuffer);
-
-                    var passNames = m_CurrentDebugDisplaySettings.IsDebugDisplayEnabled() ? m_AllTransparentDebugDisplayPassNames : m_AllTransparentPassNames;
-                    RenderTransparentRenderList(cullResults, camera, renderContext, cmd, passNames, m_currentRendererConfigurationBakedLighting, pass == ForwardPass.PreRefraction ? HDRenderQueue.k_RenderQueue_PreRefraction : HDRenderQueue.k_RenderQueue_Transparent);
+                    RenderTransparentRenderList(cullResults, camera, renderContext, cmd, m_AllTransparentPassNames, m_currentRendererConfigurationBakedLighting, pass == ForwardPass.PreRefraction ? HDRenderQueue.k_RenderQueue_PreRefraction : HDRenderQueue.k_RenderQueue_Transparent);
                 }
             }
         }
                 m_CurrentDebugDisplaySettings.fullScreenDebugMode != FullScreenDebugMode.None ||
                 m_CurrentDebugDisplaySettings.colorPickerDebugSettings.colorPickerMode != ColorPickerDebugMode.None)
             {
+                // enable globally the keyword DEBUG_DISPLAY on shader that support it with multicompile
+                cmd.EnableShaderKeyword("DEBUG_DISPLAY");
+
+                // This is for texture streaming
+                m_CurrentDebugDisplaySettings.UpdateMaterials();
+
                 var lightingDebugSettings = m_CurrentDebugDisplaySettings.lightingDebugSettings;
                 var debugAlbedo = new Vector4(lightingDebugSettings.overrideAlbedo ? 1.0f : 0.0f, lightingDebugSettings.overrideAlbedoValue.r, lightingDebugSettings.overrideAlbedoValue.g, lightingDebugSettings.overrideAlbedoValue.b);
                 var debugSmoothness = new Vector4(lightingDebugSettings.overrideSmoothness ? 1.0f : 0.0f, lightingDebugSettings.overrideSmoothnessValue, 0.0f, 0.0f);
                 cmd.SetGlobalVector(HDShaderIDs._MousePixelCoord, HDUtils.GetMouseCoordinates(hdCamera));
 
                 cmd.SetGlobalTexture(HDShaderIDs._DebugFont, m_Asset.renderPipelineResources.debugFontTexture);
+            }
+            else
+            {
+                // TODO: Be sure that if there is no change in the state of this keyword, it doesn't imply any work on CPU side! else we will need to save the sate somewher
+                cmd.DisableShaderKeyword("DEBUG_DISPLAY");
             }
         }
 

ScriptableRenderPipeline/HDRenderPipeline/HDRP/HDStringConstants.cs

         // ShaderPass string - use to have consistent name through the code
         public static readonly string s_EmptyStr = "";
         public static readonly string s_ForwardStr = "Forward";
-        public static readonly string s_ForwardDebugDisplayStr = "ForwardDebugDisplay";
-        public static readonly string s_ForwardOnlyDebugDisplayStr = "ForwardOnlyDebugDisplay";
-        public static readonly string s_GBufferDebugDisplayStr = "GBufferDebugDisplay";
-        public static readonly string s_TransparentBackfaceDebugDisplayStr = "TransparentBackfaceDebugDisplay";
         public static readonly string s_TransparentDepthPostpassStr = "TransparentDepthPostpass";
         public static readonly string s_MetaStr = "Meta";
         public static readonly string s_ShadowCasterStr = "ShadowCaster";
         public static readonly ShaderPassName s_ForwardName = new ShaderPassName(s_ForwardStr);
-        public static readonly ShaderPassName s_ForwardDebugDisplayName = new ShaderPassName(s_ForwardDebugDisplayStr);
-        public static readonly ShaderPassName s_ForwardOnlyDebugDisplayName = new ShaderPassName(s_ForwardOnlyDebugDisplayStr);
-        public static readonly ShaderPassName s_GBufferDebugDisplayName = new ShaderPassName(s_GBufferDebugDisplayStr);
-        public static readonly ShaderPassName s_TransparentBackfaceDebugDisplayName = new ShaderPassName(s_TransparentBackfaceDebugDisplayStr);
         public static readonly ShaderPassName s_TransparentDepthPostpassName = new ShaderPassName(s_TransparentDepthPostpassStr);
 
         // Legacy name

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Lighting/Deferred.shader

             // the deferred shader will require to use multicompile.
             #define UNITY_MATERIAL_LIT // Need to be define before including Material.hlsl
             #include "../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../Lighting/Lighting.hlsl" // This include Material.hlsl
 
             //-------------------------------------------------------------------------------------

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/LayeredLit/LayeredLit.shader

 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
             #include "../../Material/Material.hlsl"
             #include "../Lit/ShaderPass/LitSharePass.hlsl"
             #include "LayeredLitData.hlsl"
 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #define SHADERPASS_GBUFFER_BYPASS_ALPHA_TEST
             #include "../../ShaderVariables.hlsl"
-            #include "../../Material/Material.hlsl"
-            #include "../Lit/ShaderPass/LitSharePass.hlsl"
-            #include "LayeredLitData.hlsl"
-            #include "../../ShaderPass/ShaderPassGBuffer.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "GBufferDebugDisplay"  // Name is not used
-            Tags{ "LightMode" = "GBufferDebugDisplay" } // This will be only for opaque object based on the RenderQueue index
-
-            Cull [_CullMode]
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            HLSLPROGRAM
-
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-
-            #define DEBUG_DISPLAY
-            #define SHADERPASS SHADERPASS_GBUFFER
-            #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Material/Material.hlsl"
             #include "../Lit/ShaderPass/LitSharePass.hlsl"
             #include "LayeredLitData.hlsl"
 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
 
             #define SHADERPASS SHADERPASS_FORWARD
             #include "../../ShaderVariables.hlsl"
-            #include "../../Lighting/Lighting.hlsl"
-            #include "../Lit/ShaderPass/LitSharePass.hlsl"
-            #include "LayeredLitData.hlsl"
-            #include "../../ShaderPass/ShaderPassForward.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "ForwardDebugDisplay" // Name is not used
-            Tags{ "LightMode" = "ForwardDebugDisplay" } // This will be only for transparent object based on the RenderQueue index
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            Blend[_SrcBlend][_DstBlend]
-            ZWrite[_ZWrite]
-            Cull[_CullMode]
-
-            HLSLPROGRAM
-
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-            // #include "../../Lighting/Forward.hlsl"
-            #pragma multi_compile LIGHTLOOP_SINGLE_PASS LIGHTLOOP_TILE_PASS
-            #pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
-
-            #define DEBUG_DISPLAY
-            #define SHADERPASS SHADERPASS_FORWARD
-            #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Lighting/Lighting.hlsl"
             #include "../Lit/ShaderPass/LitSharePass.hlsl"
             #include "LayeredLitData.hlsl"

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/LayeredLit/LayeredLitTessellation.shader

             #pragma hull Hull
             #pragma domain Domain
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
             #include "../../Material/Material.hlsl"
             #include "../Lit/ShaderPass/LitSharePass.hlsl"
             #include "LayeredLitData.hlsl"
             #pragma hull Hull
             #pragma domain Domain
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #define SHADERPASS_GBUFFER_BYPASS_ALPHA_TEST
             #include "../../ShaderVariables.hlsl"
-            #include "../../Material/Material.hlsl"
-            #include "../Lit/ShaderPass/LitSharePass.hlsl"
-            #include "LayeredLitData.hlsl"
-            #include "../../ShaderPass/ShaderPassGBuffer.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "GBufferDebugDisplay"  // Name is not used
-            Tags{ "LightMode" = "GBufferDebugDisplay" } // This will be only for opaque object based on the RenderQueue index
-
-            Cull [_CullMode]
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            HLSLPROGRAM
-
-            #pragma hull Hull
-            #pragma domain Domain
-
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-
-            #define DEBUG_DISPLAY
-            #define SHADERPASS SHADERPASS_GBUFFER
-            #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Material/Material.hlsl"
             #include "../Lit/ShaderPass/LitSharePass.hlsl"
             #include "LayeredLitData.hlsl"
             #pragma hull Hull
             #pragma domain Domain
 
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-            // #include "../../Lighting/Forward.hlsl"
-            #pragma multi_compile LIGHTLOOP_SINGLE_PASS LIGHTLOOP_TILE_PASS
-            #pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
-
-            #define SHADERPASS SHADERPASS_FORWARD
-            #include "../../ShaderVariables.hlsl"
-            #include "../../Lighting/Lighting.hlsl"
-            #include "../Lit/ShaderPass/LitSharePass.hlsl"
-            #include "LayeredLitData.hlsl"
-            #include "../../ShaderPass/ShaderPassForward.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "ForwardDebugDisplay" // Name is not used
-            Tags{ "LightMode" = "ForwardDebugDisplay" } // This will be only for transparent object based on the RenderQueue index
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            Blend[_SrcBlend][_DstBlend]
-            ZWrite[_ZWrite]
-            Cull[_CullMode]
-
-            HLSLPROGRAM
-
-            #pragma hull Hull
-            #pragma domain Domain
-
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
 
-            #define DEBUG_DISPLAY
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Lighting/Lighting.hlsl"
             #include "../Lit/ShaderPass/LitSharePass.hlsl"
             #include "LayeredLitData.hlsl"

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/Lit/Lit.shader

 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
             #include "../../Material/Material.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"
 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #define SHADERPASS_GBUFFER_BYPASS_ALPHA_TEST
             #include "../../ShaderVariables.hlsl"
-            #include "../../Material/Material.hlsl"
-            #include "ShaderPass/LitSharePass.hlsl"
-            #include "LitData.hlsl"
-            #include "../../ShaderPass/ShaderPassGBuffer.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "GBufferDebugDisplay"  // Name is not used
-            Tags{ "LightMode" = "GBufferDebugDisplay" } // This will be only for opaque object based on the RenderQueue index
-
-            Cull [_CullMode]
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref  [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            HLSLPROGRAM
-
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-
-            #define DEBUG_DISPLAY
-            #define SHADERPASS SHADERPASS_GBUFFER
-            #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Material/Material.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"
 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
 
             #define SHADERPASS SHADERPASS_FORWARD
             #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
             #include "../../Lighting/Lighting.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"
 
             HLSLPROGRAM
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
 
             #define SHADERPASS SHADERPASS_FORWARD
             #include "../../ShaderVariables.hlsl"
-            #include "../../Lighting/Lighting.hlsl"
-            #include "ShaderPass/LitSharePass.hlsl"
-            #include "LitData.hlsl"
-            #include "../../ShaderPass/ShaderPassForward.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "ForwardDebugDisplay" // Name is not used
-            Tags{ "LightMode" = "ForwardDebugDisplay" } // This will be only for transparent object based on the RenderQueue index
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            Blend[_SrcBlend][_DstBlend]
-            ZWrite[_ZWrite]
-            Cull[_CullModeForward]
-
-            HLSLPROGRAM
-
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-            // #include "../../Lighting/Forward.hlsl"
-            #pragma multi_compile LIGHTLOOP_SINGLE_PASS LIGHTLOOP_TILE_PASS
-            #pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
-
-            #define DEBUG_DISPLAY
-            #define SHADERPASS SHADERPASS_FORWARD
-            #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Lighting/Lighting.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/Lit/LitTessellation.shader

             #pragma hull Hull
             #pragma domain Domain
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
             #include "../../Material/Material.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"
             #pragma hull Hull
             #pragma domain Domain
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #define SHADERPASS_GBUFFER_BYPASS_ALPHA_TEST
             #include "../../ShaderVariables.hlsl"
-            #include "../../Material/Material.hlsl"
-            #include "ShaderPass/LitSharePass.hlsl"
-            #include "LitData.hlsl"
-            #include "../../ShaderPass/ShaderPassGBuffer.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "GBufferDebugDisplay"  // Name is not used
-            Tags{ "LightMode" = "GBufferDebugDisplay" } // This will be only for opaque object based on the RenderQueue index
-
-            Cull [_CullMode]
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref  [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            HLSLPROGRAM
-
-            #pragma hull Hull
-            #pragma domain Domain
-
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-
-            #define DEBUG_DISPLAY
-            #define SHADERPASS SHADERPASS_GBUFFER
-            #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Material/Material.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"
             #pragma hull Hull
             #pragma domain Domain
 
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
 
             #define SHADERPASS SHADERPASS_FORWARD
             #include "../../ShaderVariables.hlsl"
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
             #include "../../Lighting/Lighting.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"
             #pragma hull Hull
             #pragma domain Domain
 
-            #pragma multi_compile _ LIGHTMAP_ON
-            #pragma multi_compile _ DIRLIGHTMAP_COMBINED
-            #pragma multi_compile _ DYNAMICLIGHTMAP_ON
-            #pragma multi_compile _ SHADOWS_SHADOWMASK
-            // #include "../../Lighting/Forward.hlsl"
-            #pragma multi_compile LIGHTLOOP_SINGLE_PASS LIGHTLOOP_TILE_PASS
-            #pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
-
-            #define SHADERPASS SHADERPASS_FORWARD
-            #include "../../ShaderVariables.hlsl"
-            #include "../../Lighting/Lighting.hlsl"
-            #include "ShaderPass/LitSharePass.hlsl"
-            #include "LitData.hlsl"
-            #include "../../ShaderPass/ShaderPassForward.hlsl"
-
-            ENDHLSL
-        }
-
-        Pass
-        {
-            Name "ForwardDebugDisplay" // Name is not used
-            Tags{ "LightMode" = "ForwardDebugDisplay" } // This will be only for transparent object based on the RenderQueue index
-
-            Stencil
-            {
-                WriteMask [_StencilWriteMask]
-                Ref [_StencilRef]
-                Comp Always
-                Pass Replace
-            }
-
-            Blend[_SrcBlend][_DstBlend]
-            ZWrite[_ZWrite]
-            Cull[_CullModeForward]
-
-            HLSLPROGRAM
-
-            #pragma hull Hull
-            #pragma domain Domain
-
+            #pragma multi_compile _ DEBUG_DISPLAY
             #pragma multi_compile _ LIGHTMAP_ON
             #pragma multi_compile _ DIRLIGHTMAP_COMBINED
             #pragma multi_compile _ DYNAMICLIGHTMAP_ON
             #pragma multi_compile USE_FPTL_LIGHTLIST USE_CLUSTERED_LIGHTLIST
 
-            #define DEBUG_DISPLAY
+            #ifdef DEBUG_DISPLAY
+            #endif
             #include "../../Lighting/Lighting.hlsl"
             #include "ShaderPass/LitSharePass.hlsl"
             #include "LitData.hlsl"

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/Unlit/Unlit.shader

             HLSLPROGRAM
 
             #define SHADERPASS SHADERPASS_DEPTH_ONLY
-            #include "../../ShaderVariables.hlsl"
             #include "../../Material/Material.hlsl"
             #include "ShaderPass/UnlitDepthPass.hlsl"
             #include "UnlitData.hlsl"
 
             HLSLPROGRAM
 
-            #define SHADERPASS SHADERPASS_FORWARD_UNLIT
-            #include "../../Material/Material.hlsl"
-            #include "ShaderPass/UnlitSharePass.hlsl"
-            #include "UnlitData.hlsl"
-            #include "../../ShaderPass/ShaderPassForwardUnlit.hlsl"
+            #pragma multi_compile _ DEBUG_DISPLAY
-            ENDHLSL
-        }
+            #ifdef DEBUG_DISPLAY
+            #include "../../Debug/DebugDisplay.hlsl"
+            #endif
-        Pass
-        {
-            Name "ForwardDebugDisplay"
-            Tags { "LightMode" = "ForwardOnlyDebugDisplay" }
-
-            Blend [_SrcBlend] [_DstBlend]
-            ZWrite [_ZWrite]
-            Cull [_CullMode]
-
-            HLSLPROGRAM
-
-            #define DEBUG_DISPLAY
-            #include "../../Debug/DebugDisplay.hlsl"
             #include "../../Material/Material.hlsl"
             #include "ShaderPass/UnlitSharePass.hlsl"
             #include "UnlitData.hlsl"