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Moved probe exposure to specular only, since it's not used by the diffuse

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Signed-off-by: dmcdiar <dmcdiar@amazon.com>
This commit is contained in:
dmcdiar
2021-11-09 12:17:58 -07:00
parent dcb3ac4337
commit eb60dd404b
1 changed files with 3 additions and 2 deletions
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Gems/Atom/Feature/Common/Assets/ShaderLib/Atom/Features/PBR/Lights/Ibl.azsli
+3 -2
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@@ -85,12 +85,12 @@ void ApplyIBL(Surface surface, inout LightingData lightingData)
if(useIbl)
{
float exposure = pow(2.0, ObjectSrg::m_reflectionProbeData.m_exposure);
float globalIblExposure = pow(2.0, SceneSrg::m_iblExposure);
if(useDiffuseIbl)
{
float3 iblDiffuse = GetIblDiffuse(surface.normal, surface.albedo, lightingData.diffuseResponse);
lightingData.diffuseLighting += (iblDiffuse * exposure * lightingData.diffuseAmbientOcclusion);
lightingData.diffuseLighting += (iblDiffuse * globalIblExposure * lightingData.diffuseAmbientOcclusion);
}
if(useSpecularIbl)
@@ -116,6 +116,7 @@ void ApplyIBL(Surface surface, inout LightingData lightingData)
iblSpecular = iblSpecular * (1.0 - clearCoatResponse) * (1.0 - clearCoatResponse) + clearCoatIblSpecular;
}
float exposure = ObjectSrg::m_reflectionProbeData.m_useReflectionProbe ? pow(2.0, ObjectSrg::m_reflectionProbeData.m_exposure) : globalIblExposure;
lightingData.specularLighting += (iblSpecular * exposure);
}
}