[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [12565] trunk/blender/source/blender/ render/intern/source/shadeoutput.c: Bugfix #7735
Ton Roosendaal
ton at blender.org
Mon Nov 12 10:37:46 CET 2007
Revision: 12565
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=12565
Author: ton
Date: 2007-11-12 10:37:46 +0100 (Mon, 12 Nov 2007)
Log Message:
-----------
Bugfix #7735
Spothalo sometimes gave black pixels. Error was using floating point
32 bits precision checks where double should be used.
(10e-7 vs 10e-16)
Modified Paths:
--------------
trunk/blender/source/blender/render/intern/source/shadeoutput.c
Modified: trunk/blender/source/blender/render/intern/source/shadeoutput.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/shadeoutput.c 2007-11-12 09:12:37 UTC (rev 12564)
+++ trunk/blender/source/blender/render/intern/source/shadeoutput.c 2007-11-12 09:37:46 UTC (rev 12565)
@@ -26,6 +26,7 @@
*/
#include <stdio.h>
+#include <float.h>
#include <math.h>
#include <string.h>
@@ -195,7 +196,7 @@
maxz*= lar->sh_zfac;
maxy= lar->imat[0][1]*p1[0]+lar->imat[1][1]*p1[1]+lar->imat[2][1]*p1[2];
- if( fabs(nray[2]) <0.000001f ) use_yco= 1;
+ if( fabs(nray[2]) < DBL_EPSILON ) use_yco= 1;
}
/* scale z to make sure volume is normalized */
@@ -210,7 +211,7 @@
c = npos[0] * npos[0] + npos[1] * npos[1] - npos[2]*npos[2];
snijp= 0;
- if (fabs(a) < 0.00000001) {
+ if (fabs(a) < DBL_EPSILON) {
/*
* Only one intersection point...
*/
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