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FIxing the bad ambient lighting on scattering surfaces

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samcake 2018-02-09 14:08:55 -08:00
parent 5b63c0523d
commit 522c577e73
1 changed files with 2 additions and 2 deletions
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4
libraries/render-utils/src/LightAmbient.slh
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@ -78,7 +78,7 @@ void evalLightingAmbient(out vec3 diffuse, out vec3 specular, LightAmbient ambie
vec3 ambientSpaceSurfaceNormal = (ambient.transform * vec4(surface.normal, 0.0)).xyz;
vec3 ambientSpaceSurfaceEyeDir = (ambient.transform * vec4(surface.eyeDir, 0.0)).xyz;
<@if supportScattering@>
vec3 ambientSpaceLowNormalCurvature = (ambient.transform * lowNormalCurvature).xyz;
vec3 ambientSpaceLowNormal = (ambient.transform * vec4(lowNormalCurvature.xyz, 0.0)).xyz;
<@endif@>
vec3 ambientFresnel = fresnelSchlickAmbient(fresnelF0, surface.ndotv, 1.0-surface.roughness);
@ -99,7 +99,7 @@ void evalLightingAmbient(out vec3 diffuse, out vec3 specular, LightAmbient ambie
obscurance = min(obscurance, ambientOcclusion);
// Diffuse from ambient
diffuse = sphericalHarmonics_evalSphericalLight(getLightAmbientSphere(ambient), ambientSpaceLowNormalCurvature).xyz;
diffuse = sphericalHarmonics_evalSphericalLight(getLightAmbientSphere(ambient), ambientSpaceLowNormal).xyz;
// Scattering ambient specular is the same as non scattering for now
// TODO: we should use the same specular answer as for direct lighting