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fixed roughcoating preview as well, unified code

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Wenzel Jakob 2013-01-31 21:04:49 -05:00
parent 473f75ff6f
commit 47c175a598
2 changed files with 3 additions and 3 deletions
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4
src/bsdfs/coating.cpp
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@ -468,7 +468,7 @@ public:
<< "vec3 " << evalName << "_refract(vec3 wi, out float T) {" << endl
<< " float cosThetaI = cosTheta(wi);" << endl
<< " bool entering = cosThetaI > 0.0;" << endl
<< " float eta = " << evalName << "_eta, invEta = 1.0 / eta;" << endl
<< " float invEta = 1.0 / " << evalName << "_eta;" << endl
<< " float sinThetaTSqr = invEta * invEta * sinTheta2(wi);" << endl
<< " if (sinThetaTSqr >= 1.0) {" << endl
<< " T = 0.0; /* Total internal reflection */" << endl
@ -476,7 +476,7 @@ public:
<< " } else {" << endl
<< " float cosThetaT = sqrt(1.0 - sinThetaTSqr);" << endl
<< " T = 1.0 - " << evalName << "_schlick(1.0 - abs(cosThetaI));" << endl
<< " return vec3(eta*wi.x, eta*wi.y, entering ? cosThetaT : -cosThetaT);" << endl
<< " return vec3(invEta*wi.x, invEta*wi.y, entering ? cosThetaT : -cosThetaT);" << endl
<< " }" << endl
<< "}" << endl
<< endl

2
src/bsdfs/roughcoating.cpp
View File

@ -554,7 +554,7 @@ public:
<< "vec3 " << evalName << "_refract(vec3 wi, out float T) {" << endl
<< " float cosThetaI = cosTheta(wi);" << endl
<< " bool entering = cosThetaI > 0.0;" << endl
<< " float invEta = " << evalName << "_eta;" << endl
<< " float invEta = 1.0 / " << evalName << "_eta;" << endl
<< " float sinThetaTSqr = invEta * invEta * sinTheta2(wi);" << endl
<< " if (sinThetaTSqr >= 1.0) {" << endl
<< " T = 0.0; /* Total internal reflection */" << endl