BlueRose/BlueRoseNote
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

vault backup: 2025-01-18 21:36:35

Browse Source
This commit is contained in:
BlueRose 2025-01-18 21:36:36 +08:00
parent 0d3bcc942f
commit d9c66055e2
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
03-UnrealEngine/Rendering/RenderingPipeline/Lighting/Shadow.md
View File

@ -921,7 +921,7 @@ void FSceneRenderer::RenderShadowProjections(
}
else
{
ProjectedShadowInfo->RenderProjection(GraphBuilder, CommonPassParameters, ViewIndex, &View, LightSceneProxy, this, bProjectingForForwardShading, bSubPixelShadow);
ProjectedShadowInfo->TShadowProjectionPS(GraphBuilder, CommonPassParameters, ViewIndex, &View, LightSceneProxy, this, bProjectingForForwardShading, bSubPixelShadow);
}
}
}
@ -953,7 +953,8 @@ void FSceneRenderer::RenderShadowProjections(
3. 调整阴影数值。钳制、模糊、过滤。
4. `OutColor = EncodeLightAttenuation(half4(FadedShadow, FadedSSSShadow, FadedShadow, FadedSSSShadow));`LinearSpace => sRGB 本质为sqrt(input)，比pow(x, 1/2.2) 节约性能。
PS. PreObjectShadow使用的Shader为ShadowProjectionPixelShader.usf的Main()
`BindShaderShaders<FShadowProjectionNoTransformVS, TShadowProjectionPS<5, true> >(RHICmdList, GraphicsPSOInit, ViewIndex, View, ShadowInfo, StencilRef); break;`
## RenderLight()
```c++
// Render the light to the scene color buffer, conditionally using the attenuation buffer or a 1x1 white texture as input