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Merge pull request #1424 from Azaezel/alpha41/brdfFixes

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unmangle brdfTexture. again.
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Brian Roberts 2025-03-24 18:18:29 -05:00 • committed by GitHub
commit 42eda97364
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GPG key ID: B5690EEEBB952194
5 changed files with 24 additions and 12 deletions
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Templates/BaseGame/game/core/rendering/images/brdfTexture.dds
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18
Templates/BaseGame/game/core/rendering/shaders/gl/lighting.glsl
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@ -319,7 +319,7 @@ float computeSpecOcclusion( float NdotV , float AO , float roughness )
float roughnessToMipLevel(float roughness, float numMips)
{
return saturate((roughness * numMips) - (pow(roughness, 6.0) * (numMips * 0.125)));
return roughness * (numMips+1.0);
}
vec4 compute4Lights( Surface surface,
@ -585,10 +585,14 @@ vec4 computeForwardProbes(Surface surface,
vec2 envBRDF = textureLod(BRDFTexture, vec2(surface.NdotV, surface.roughness),0).rg;
vec3 diffuse = irradiance * lerp(surface.baseColor.rgb, vec3(0.04f,0.04f,0.04f), surface.metalness);
vec3 specularCol = ((specular + surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
vec3 specularCol = ((specular * surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float horizonOcclusion = 1.3;
float horizon = saturate( 1 + horizonOcclusion * dot(surface.R, surface.N));
horizon *= horizon;
// Final color output after environment lighting
vec3 finalColor = diffuse + specularCol;
vec3 finalColor = diffuse + specularCol * horizon;
finalColor *= surface.ao;
if(isCapturing == 1)
@ -738,10 +742,14 @@ vec4 debugVizForwardProbes(Surface surface,
vec2 envBRDF = textureLod(BRDFTexture, vec2(surface.NdotV, surface.roughness),0).rg;
vec3 diffuse = irradiance * lerp(surface.baseColor.rgb, vec3(0.04f,0.04f,0.04f), surface.metalness);
vec3 specularCol = ((specular + surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
vec3 specularCol = ((specular * surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float horizonOcclusion = 1.3;
float horizon = saturate( 1 + horizonOcclusion * dot(surface.R, surface.N));
horizon *= horizon;
// Final color output after environment lighting
vec3 finalColor = diffuse + specularCol;
vec3 finalColor = diffuse + specularCol * horizon;
finalColor *= surface.ao;
if(isCapturing == 1)

6
Templates/BaseGame/game/core/rendering/shaders/lighting.hlsl
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@ -320,7 +320,7 @@ float computeSpecOcclusion( float NdotV , float AO , float roughness )
float roughnessToMipLevel(float roughness, float numMips)
{
return saturate((roughness * numMips) - (pow(roughness, 6.0) * (numMips * 0.125)));
return roughness * (numMips+1.0);
}
float4 compute4Lights( Surface surface,
@ -591,7 +591,7 @@ float4 computeForwardProbes(Surface surface,
float2 envBRDF = TORQUE_TEX2DLOD(BRDFTexture, float4(surface.NdotV, surface.roughness,0,0)).rg;
float3 diffuse = irradiance * lerp(surface.baseColor.rgb, 0.04f, surface.metalness);
float3 specularCol = ((specular + surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float3 specularCol = ((specular * surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float horizonOcclusion = 1.3;
float horizon = saturate( 1 + horizonOcclusion * dot(surface.R, surface.N));
@ -748,7 +748,7 @@ float4 debugVizForwardProbes(Surface surface,
float2 envBRDF = TORQUE_TEX2DLOD(BRDFTexture, float4(surface.NdotV, surface.roughness,0,0)).rg;
float3 diffuse = irradiance * lerp(surface.baseColor.rgb, 0.04f, surface.metalness);
float3 specularCol = ((specular + surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float3 specularCol = ((specular * surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float horizonOcclusion = 1.3;
float horizon = saturate( 1 + horizonOcclusion * dot(surface.R, surface.N));

8
Templates/BaseGame/game/core/rendering/shaders/lighting/advanced/gl/reflectionProbeArrayP.glsl
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@ -206,10 +206,14 @@ void main()
vec2 envBRDF = textureLod(BRDFTexture, vec2(surface.NdotV, surface.roughness),0).rg;
vec3 diffuse = irradiance * lerp(surface.baseColor.rgb, vec3(0.04f,0.04f,0.04f), surface.metalness);
vec3 specularCol = ((specular + surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
vec3 specularCol = ((specular * surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float horizonOcclusion = 1.3;
float horizon = saturate( 1 + horizonOcclusion * dot(surface.R, surface.N));
horizon *= horizon;
// Final color output after environment lighting
vec3 finalColor = diffuse + specularCol;
vec3 finalColor = diffuse + specularCol * horizon;
finalColor *= surface.ao;
if(isCapturing == 1)

4
Templates/BaseGame/game/core/rendering/shaders/lighting/advanced/reflectionProbeArrayP.hlsl
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@ -194,14 +194,14 @@ float4 main(PFXVertToPix IN) : SV_TARGET
float2 envBRDF = TORQUE_TEX2DLOD(BRDFTexture, float4(surface.NdotV, surface.roughness,0,0)).rg;
float3 diffuse = irradiance * lerp(surface.baseColor.rgb, 0.04f, surface.metalness);
float3 specularCol = ((specular + surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float3 specularCol = ((specular * surface.baseColor.rgb) * envBRDF.x + envBRDF.y)*surface.metalness;
float horizonOcclusion = 1.3;
float horizon = saturate( 1 + horizonOcclusion * dot(surface.R, surface.N));
horizon *= horizon;
// Final color output after environment lighting
float3 finalColor = diffuse + specularCol;
float3 finalColor = diffuse + specularCol*horizon;
finalColor *= surface.ao;
if(isCapturing == 1)