GoaLitiuM/FlaxEngine
1
0
Fork 0
Code Issues Pull Requests Actions 7 Packages Projects Releases Wiki Activity

Optimize Global Surface Atlas objects lighting to be less frequent with caching for static lights and objects

Browse Source
This commit is contained in:
Wojciech Figat
2022-06-28 10:38:51 +02:00
parent d5a529e00a
commit 443ce106e2
8 changed files with 205 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
Source/Shaders/GI/GlobalSurfaceAtlas.shader
View File

@@ -62,6 +62,22 @@ void PS_Clear(out float4 Light : SV_Target0, out float4 RT0 : SV_Target1, out fl
RT2 = float4(1, 0, 0, 0);
}
#ifdef _PS_ClearLighting
Buffer<float4> GlobalSurfaceAtlasObjects : register(t4);
Texture2D Texture : register(t7);
// Pixel shader for Global Surface Atlas clearing
META_PS(true, FEATURE_LEVEL_SM5)
float4 PS_ClearLighting(AtlasVertexOutput input) : SV_Target
{
GlobalSurfaceTile tile = LoadGlobalSurfaceAtlasTile(GlobalSurfaceAtlasObjects, input.TileAddress);
float2 atlasUV = input.TileUV * tile.AtlasRectUV.zw + tile.AtlasRectUV.xy;
return Texture.Sample(SamplerPointClamp, atlasUV);
}
#endif
#ifdef _PS_Lighting
#include "./Flax/GBuffer.hlsl"
@@ -79,7 +95,7 @@ Texture3D<float> GlobalSDFTex : register(t5);
Texture3D<float> GlobalSDFMip : register(t6);
#endif
// Pixel shader for Global Surface Atlas shading with direct light contribution
// Pixel shader for Global Surface Atlas shading
META_PS(true, FEATURE_LEVEL_SM5)
META_PERMUTATION_1(RADIAL_LIGHT=0)
META_PERMUTATION_1(RADIAL_LIGHT=1)