[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [59739] trunk/blender/intern/cycles/kernel /kernel_types.h: Cycles:

[Thomas Dinges]

Revision: 59739
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=59739
Author:   dingto
Date:     2013-09-02 15:43:28 +0000 (Mon, 02 Sep 2013)
Log Message:
-----------
Cycles:
* Document the members of the Ray struct. 

Modified Paths:
--------------
    trunk/blender/intern/cycles/kernel/kernel_types.h

Modified: trunk/blender/intern/cycles/kernel/kernel_types.h
===================================================================
--- trunk/blender/intern/cycles/kernel/kernel_types.h	2013-09-02 14:55:02 UTC (rev 59738)
+++ trunk/blender/intern/cycles/kernel/kernel_types.h	2013-09-02 15:43:28 UTC (rev 59739)
@@ -392,10 +392,10 @@
 /* Ray */
 
 typedef struct Ray {
-	float3 P;
-	float3 D;
-	float t;
-	float time;
+	float3 P;		/* origin */
+	float3 D;		/* direction */
+	float t;		/* length of the ray */
+	float time;		/* time (for motion blur) */
 
 #ifdef __RAY_DIFFERENTIALS__
 	differential3 dP;