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Fix clearcoat without Schlick-GGX specular.

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Fixes #11698.
This commit is contained in:
Ferenc Arn 2017-09-29 10:57:00 -04:00
parent 2c5fa0947d
commit 3e09b9b335
1 changed files with 7 additions and 1 deletions
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8
drivers/gles3/shaders/scene.glsl
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@ -1013,7 +1013,7 @@ LIGHT_SHADER_CODE
#elif defined(SPECULAR_DISABLED) #elif defined(SPECULAR_DISABLED)
//none.. //none..
#else #elif defined(SPECULAR_SCHLICK_GGX)
// shlick+ggx as default // shlick+ggx as default
float alpha = roughness * roughness; float alpha = roughness * roughness;
@ -1056,6 +1056,12 @@ LIGHT_SHADER_CODE
#endif #endif
#if defined(LIGHT_USE_CLEARCOAT) #if defined(LIGHT_USE_CLEARCOAT)
# if !defined(SPECULAR_SCHLICK_GGX)
vec3 H = normalize(V + L);
float dotLH5 = SchlickFresnel( dotLH );
float dotNH = max(dot(N,H), 0.0 );
# endif
float Dr = GTR1(dotNH, mix(.1,.001,clearcoat_gloss)); float Dr = GTR1(dotNH, mix(.1,.001,clearcoat_gloss));
float Fr = mix(.04, 1.0, dotLH5); float Fr = mix(.04, 1.0, dotLH5);
float Gr = G1V(dotNL, .25) * G1V(dotNV, .25); float Gr = G1V(dotNL, .25) * G1V(dotNV, .25);