Cycles: fix spot lamp emitting light in two directions.

2012-06-04 19:38:10 +00:00
parent ca7197b620
commit d9589bf0dd
1 changed files with 1 additions and 1 deletions
--- a/intern/cycles/kernel/kernel_light.h
+++ b/intern/cycles/kernel/kernel_light.h
@@ -231,7 +231,7 @@ __device void regular_light_sample(KernelGlobals *kg, int point,
 			float spot_angle = data2.y;
 			float spot_smooth = data2.z;

-			float eval_fac = fabsf(dot(dir, I));
+			float eval_fac = dot(dir, I);

 			if(eval_fac <= spot_angle) {
 				eval_fac = 0.0f;