Fix T45227: Light optimization commit broke world MIS

2015-06-28 20:47:35 +02:00
parent 68478aea01
commit e245a57640
1 changed files with 3 additions and 0 deletions
--- a/intern/cycles/render/light.cpp
+++ b/intern/cycles/render/light.cpp
@@ -143,6 +143,9 @@ bool Light::has_contribution(Scene *scene)
 	if(is_portal) {
 		return false;
 	}
+	if(type == LIGHT_BACKGROUND) {
+		return true;
+	}
 	return scene->shaders[shader]->has_surface_emission;
 }