From 97a0d7dd2da97ba167c646898c3b790753389b97 Mon Sep 17 00:00:00 2001
From: Wenzel Jakob <wenzel@cs.cornell.edu>
Date: Thu, 25 Nov 2010 22:04:12 +0100
Subject: [PATCH] Fixed a bug in the extended volumetric path tracer concerning
 materials with a dirac delta BSDF

---
 src/integrators/path/volpath.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/integrators/path/volpath.cpp b/src/integrators/path/volpath.cpp
index ded564c2..5c51db08 100644
--- a/src/integrators/path/volpath.cpp
+++ b/src/integrators/path/volpath.cpp
@@ -252,8 +252,7 @@ public:
 
 				/* If a luminaire was hit, estimate the local illumination and
 				   weight using the power heuristic */
-				if (hitLuminaire && (rRec.type & RadianceQueryRecord::EDirectRadiance)
-					&& !(bRec.sampledType & BSDF::EDelta)) {
+				if (hitLuminaire && rRec.type & RadianceQueryRecord::EDirectRadiance) {
 					lRec.Le = lRec.luminaire->Le(lRec);
 					/* Prob. of having generated this sample using luminaire sampling */
 					const Float lumPdf = (!(bRec.sampledType & BSDF::EDelta)) ?