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fixed coherent ray tracer intensities for point sources

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Wenzel Jakob 2010-09-08 02:17:46 +02:00
parent 3de850f4e2
commit 1c8f3f0745
1 changed files with 3 additions and 3 deletions
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6
src/librender/preview.cpp
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@ -299,7 +299,7 @@ void PreviewWorker::processCoherent(const WorkUnit *workUnit, WorkResult *workRe
its.shFrame.n = normalize(v0.n * alpha + v1.n * beta + v2.n * gamma);
its.uv = v0.uv * alpha + v1.uv * beta + v2.uv * gamma;
if (EXPECT_NOT_TAKEN(bsdf->getType() != BSDF::EDiffuseReflection) || !diffuseVPL) {
if (EXPECT_NOT_TAKEN(bsdf->getType() != BSDF::EDiffuseReflection || !diffuseVPL)) {
its.dpdu = v0.dpdu * alpha + v1.dpdu * beta + v2.dpdu * gamma;
its.dpdv = v0.dpdv * alpha + v1.dpdv * beta + v2.dpdv * gamma;
}
@ -321,11 +321,11 @@ void PreviewWorker::processCoherent(const WorkUnit *workUnit, WorkResult *workRe
emitted[idx] = shape->getLuminaire()->Le(lRec);
}
if (EXPECT_TAKEN(bsdf->getType() == BSDF::EDiffuseReflection) && diffuseVPL) {
if (EXPECT_TAKEN(bsdf->getType() == BSDF::EDiffuseReflection && diffuseVPL)) {
/* Fast path */
direct[idx] = (bsdf->getDiffuseReflectance(its) * vplWeight)
* (std::max((Float) 0.0f, dot(wo, its.shFrame.n))
* (vplOnSurface ? std::max(cosThetaLight.f[idx], (Float) 0.0f) * INV_PI : 1.0f)
* (vplOnSurface ? (std::max(cosThetaLight.f[idx], (Float) 0.0f) * INV_PI) : INV_PI)
* invLengthSquared.f[idx]);
} else {
wi.x = -primRay4.d[0].f[idx];