[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [56625] trunk/blender/intern/cycles/render /film.cpp: Cycles / Filter functions:

[Thomas Dinges]

Revision: 56625
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=56625
Author:   dingto
Date:     2013-05-09 14:37:32 +0000 (Thu, 09 May 2013)
Log Message:
-----------
Cycles / Filter functions:
* Avoid some variable castings here to save some calculations. 

Modified Paths:
--------------
    trunk/blender/intern/cycles/render/film.cpp

Modified: trunk/blender/intern/cycles/render/film.cpp
===================================================================
--- trunk/blender/intern/cycles/render/film.cpp	2013-05-09 14:21:36 UTC (rev 56624)
+++ trunk/blender/intern/cycles/render/film.cpp	2013-05-09 14:37:32 UTC (rev 56625)
@@ -178,13 +178,13 @@
 
 static float filter_func_box(float v, float width)
 {
-	return (float)1;
+	return 1.0f;
 }
 
 static float filter_func_gaussian(float v, float width)
 {
-	v *= (float)2/width;
-	return (float)expf((float)-2*v*v);
+	v *= 2.0f/width;
+	return expf(-2.0f*v*v);
 }
 
 static vector<float> filter_table(FilterType type, float width)