bluenoise: avoid a division by zero issue

2012-10-23 10:52:07 -04:00 · 2012-10-23 10:52:07 -04:00 · 3d23857765
parent d57a3f907f
commit 3d23857765
1 changed files with 1 additions and 1 deletions
--- a/src/subsurface/bluenoise.cpp
+++ b/src/subsurface/bluenoise.cpp
@ -145,7 +145,7 @@ void blueNoisePointSet(const Scene *scene, const std::vector<Shape *> &shapes,

 	Vector3i cellCount;
 	for (int i=0; i<3; ++i)
-		cellCount[i] = ceilToInt(extents[i] * invCellWidth);
+		cellCount[i] = std::max(1, ceilToInt(extents[i] * invCellWidth));

 	SLog(EInfo, "  phase 2: computing cell indices ..");
 	#if defined(MTS_OPENMP)