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Add Volumetric Fog support for particles to modify local fog

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This commit is contained in:
Wojtek Figat
2021-03-05 13:56:07 +01:00
parent dfb502621d
commit 1dee615d6e
22 changed files with 726 additions and 84 deletions
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6
Source/Shaders/VolumetricFog.shader
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@@ -60,7 +60,7 @@ META_CB_END
META_CB_BEGIN(1, PerLight)
float2 Dummy1;
float2 SliceToDepth;
int MinZ;
float LocalLightScatteringIntensity;
@@ -119,7 +119,7 @@ Quad_VS2GS VS_WriteToSlice(float2 TexCoord : TEXCOORD0, uint LayerIndex : SV_Ins
Quad_VS2GS output;
uint slice = LayerIndex + MinZ;
float depth = GetSliceDepth(slice);
float depth = (slice / SliceToDepth.x) * SliceToDepth.y;
float depthOffset = abs(depth - ViewSpaceBoundingSphere.z);
if (depthOffset < ViewSpaceBoundingSphere.w)
@@ -133,7 +133,7 @@ Quad_VS2GS VS_WriteToSlice(float2 TexCoord : TEXCOORD0, uint LayerIndex : SV_Ins
output.Vertex.Position = float4(0, 0, 0, 0);
}
output.Vertex.TexCoord = 0;
output.Vertex.TexCoord = TexCoord;
output.LayerIndex = slice;
return output;