Hydrogent: fixed sRGB textures handling

DiligentGraphics · Mar 30, 2024 · 425451c · 425451c
1 parent 1e4ea87
commit 425451c
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/Hydrogent/src/HnMaterialNetwork.cpp b/Hydrogent/src/HnMaterialNetwork.cpp
@@ -609,7 +609,7 @@ HnSubTextureIdentifier GetSubtextureIdentifier(const pxr::TfToken&            Pa
     }
     else if (SourceColorSpace == "auto")
     {
-        //TextureId.IsSRGB = ParamName == HnTokens->diffuseColor;
+        TextureId.IsSRGB = ParamName == HnTokens->diffuseColor || ParamName == HnTokens->emissiveColor;
     }
 
     if (TextureType == pxr::HdTextureType::Uv)

diff --git a/Hydrogent/src/HnRenderDelegate.cpp b/Hydrogent/src/HnRenderDelegate.cpp
@@ -118,6 +118,9 @@ static std::shared_ptr<USD_Renderer> CreateUSDRenderer(const HnRenderDelegate::C
 
     USDRendererCI.AllowHotShaderReload = RenderDelegateCI.AllowHotShaderReload;
 
+    // We use SRGB textures, so color conversion in the shader is not needed
+    USDRendererCI.TexColorConversionMode = PBR_Renderer::CreateInfo::TEX_COLOR_CONVERSION_MODE_NONE;
+
     USDRendererCI.MaxLightCount              = RenderDelegateCI.MaxLightCount;
     USDRendererCI.EnableShadows              = RenderDelegateCI.EnableShadows;
     USDRendererCI.PCFKernelSize              = RenderDelegateCI.PCFKernelSize;