diff options
author | Thomas Dinges <blender@dingto.org> | 2013-05-14 22:31:55 +0400 |
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committer | Thomas Dinges <blender@dingto.org> | 2013-05-14 22:31:55 +0400 |
commit | 1f3bf34ccd8b7b29560b819c72619fce7bfc7f4c (patch) | |
tree | 58eecca0c36cd3d3822b8b04b9a89cdcacc4f82c /intern/cycles/kernel/kernel_camera.h | |
parent | 6fc51bf20e48fd0565ccce928693455f6a12551c (diff) |
Cycles :
* Use is_zero(a) rather than dot(a, a) == 0, saves some calculations.
Diffstat (limited to 'intern/cycles/kernel/kernel_camera.h')
-rw-r--r-- | intern/cycles/kernel/kernel_camera.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/intern/cycles/kernel/kernel_camera.h b/intern/cycles/kernel/kernel_camera.h index 8bd09247339..a23586a53a4 100644 --- a/intern/cycles/kernel/kernel_camera.h +++ b/intern/cycles/kernel/kernel_camera.h @@ -187,7 +187,7 @@ __device void camera_sample_panorama(KernelGlobals *kg, float raster_x, float ra } /* indicates ray should not receive any light, outside of the lens */ - if(len_squared(ray->D) == 0.0f) { + if(is_zero(ray->D)) { ray->t = 0.0f; return; } |