Fixed the transparent shadow feature with specular materials

LuxCoreRender · Jul 5, 2020 · e2b61cb · e2b61cb
1 parent 10d976f
commit e2b61cb
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/include/slg/engines/pathoclbase/kernels/pathoclbase_kernels_micro.cl b/include/slg/engines/pathoclbase/kernels/pathoclbase_kernels_micro.cl
@@ -776,7 +776,7 @@ __kernel void AdvancePaths_MK_GENERATE_NEXT_VERTEX_RAY(
 	} else {
 		const float3 shadowTransparency = BSDF_GetPassThroughShadowTransparency(bsdf
 				MATERIALS_PARAM);
-		if (!sampleResult->firstPathVertex && !Spectrum_IsBlack(shadowTransparency)) {
+		if (!sampleResult->firstPathVertex && !Spectrum_IsBlack(shadowTransparency) && !pathInfo->isNearlyS) {
 			sampledDir = -VLOAD3F(&bsdf->hitPoint.fixedDir.x);
 			bsdfSample = shadowTransparency;
 			bsdfPdfW = pathInfo->lastBSDFPdfW;

diff --git a/src/slg/engines/pathtracer.cpp b/src/slg/engines/pathtracer.cpp
@@ -570,7 +570,7 @@ void PathTracer::RenderEyePath(IntersectionDevice *device,
 			}
 		} else {
 			const Spectrum &shadowTransparency = bsdf.GetPassThroughShadowTransparency();
-			if (!sampleResult.firstPathVertex && !shadowTransparency.Black()) {
+			if (!sampleResult.firstPathVertex && !shadowTransparency.Black() && !pathInfo.IsSpecularPath()) {
 				sampledDir = -bsdf.hitPoint.fixedDir;
 				bsdfSample = shadowTransparency;
 				bsdfPdfW = pathInfo.lastBSDFPdfW;