Extend D3D11 Depth Test Overlay

renderdoc/data/hlsl/depth_copy.hlsl

@@ -0,0 +1,42 @@
+/******************************************************************************
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019-2023 Baldur Karlsson
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ******************************************************************************/
+
+Texture2D<float2> srcDepth : register(t0);
+
+void RENDERDOC_DepthCopyPS(float4 pos : SV_Position, out float depth : SV_Depth)
+{
+  int2 srcCoord = int2(int(pos.x), int(pos.y));
+  depth = srcDepth.Load(int3(srcCoord, 0)).r;
+}
+
+Texture2DMS<float2> srcDepthMS : register(t0);
+
+void RENDERDOC_DepthCopyMSPS(float4 pos
+                             : SV_Position, uint sample
+                             : SV_SampleIndex, out float depth
+                             : SV_Depth)
+{
+  int2 srcCoord = int2(int(pos.x), int(pos.y));
+  depth = srcDepthMS.Load(srcCoord, sample).r;
+}

renderdoc/data/renderdoc.rc

@@ -116,6 +116,7 @@ RESOURCE_texremap_hlsl     TYPE_EMBED   "hlsl/texremap.hlsl"
 RESOURCE_fixedcol_hlsl     TYPE_EMBED   "hlsl/fixedcol.hlsl"
 RESOURCE_shaderdebug_hlsl  TYPE_EMBED   "hlsl/shaderdebug.hlsl"
 RESOURCE_d3d12_pixelhistory_hlsl TYPE_EMBED   "hlsl/d3d12_pixelhistory.hlsl"
+RESOURCE_depth_copy_hlsl   TYPE_EMBED   "hlsl/depth_copy.hlsl"
 
 #ifdef RENDERDOC_BAKED_DXC_SHADERS
 

renderdoc/data/resource.h

@@ -19,6 +19,7 @@
 #define RESOURCE_fixedcol_hlsl      112
 #define RESOURCE_shaderdebug_hlsl   118
 #define RESOURCE_d3d12_pixelhistory_hlsl  119
+#define RESOURCE_depth_copy_hlsl    120
 
 #define RESOURCE_fixedcol_0_dxbc    113
 #define RESOURCE_fixedcol_1_dxbc    114

renderdoc/driver/d3d11/d3d11_debug.cpp

@@ -1135,6 +1135,40 @@ void D3D11Replay::OverlayRendering::Init(WrappedID3D11Device *device)
     TriangleSizePS =
         shaderCache->MakePShader(meshhlsl.c_str(), "RENDERDOC_TriangleSizePS", "ps_4_0");
   }
+  {
+    rdcstr hlsl = GetEmbeddedResource(depth_copy_hlsl);
+
+    DepthCopyPS = shaderCache->MakePShader(hlsl.c_str(), "RENDERDOC_DepthCopyPS", "ps_5_0");
+    DepthCopyMSPS = shaderCache->MakePShader(hlsl.c_str(), "RENDERDOC_DepthCopyMSPS", "ps_5_0");
+  }
+  {
+    D3D11_BLEND_DESC blendDesc = {};
+    blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO;
+    HRESULT hr = device->CreateBlendState(&blendDesc, &DepthBlendRTMaskZero);
+    if(FAILED(hr))
+    {
+      RDCERR("Failed to create depth overlay blend state HRESULT: %s", ToStr(hr).c_str());
+    }
+  }
+  {
+    D3D11_DEPTH_STENCIL_DESC dsDesc = {};
+    dsDesc.DepthEnable = FALSE;
+    dsDesc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO;
+    dsDesc.DepthFunc = D3D11_COMPARISON_ALWAYS;
+    dsDesc.StencilEnable = TRUE;
+    dsDesc.StencilReadMask = 0xff;
+    dsDesc.StencilWriteMask = 0x0;
+    dsDesc.FrontFace.StencilDepthFailOp = D3D11_STENCIL_OP_KEEP;
+    dsDesc.FrontFace.StencilFailOp = D3D11_STENCIL_OP_KEEP;
+    dsDesc.FrontFace.StencilPassOp = D3D11_STENCIL_OP_KEEP;
+    dsDesc.FrontFace.StencilFunc = D3D11_COMPARISON_EQUAL;
+    dsDesc.BackFace = dsDesc.FrontFace;
+    HRESULT hr = device->CreateDepthStencilState(&dsDesc, &DepthResolveDS);
+    if(FAILED(hr))
+    {
+      RDCERR("Failed to create depth resolve depth stencil state HRESULT: %s", ToStr(hr).c_str());
+    }
+  }
 }
 
 void D3D11Replay::OverlayRendering::Release()
@@ -1144,6 +1178,11 @@ void D3D11Replay::OverlayRendering::Release()
   SAFE_RELEASE(QOResolvePS);
   SAFE_RELEASE(TriangleSizeGS);
   SAFE_RELEASE(TriangleSizePS);
+  SAFE_RELEASE(DepthCopyPS);
+  SAFE_RELEASE(DepthCopyMSPS);
+
+  SAFE_RELEASE(DepthResolveDS);
+  SAFE_RELEASE(DepthBlendRTMaskZero);
 
   SAFE_RELEASE(Texture);
 }