[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [54665] trunk/blender/source/blender/ blenlib/BLI_math_base.h: internal: increase error threshold for normalize assert since normals converted from shorts are not always exactly unit length .

[Campbell Barton]

Revision: 54665
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=54665
Author:   campbellbarton
Date:     2013-02-19 14:14:37 +0000 (Tue, 19 Feb 2013)
Log Message:
-----------
internal: increase error threshold for normalize assert since normals converted from shorts are not always exactly unit length.

Modified Paths:
--------------
    trunk/blender/source/blender/blenlib/BLI_math_base.h

Modified: trunk/blender/source/blender/blenlib/BLI_math_base.h
===================================================================
--- trunk/blender/source/blender/blenlib/BLI_math_base.h	2013-02-19 13:41:58 UTC (rev 54664)
+++ trunk/blender/source/blender/blenlib/BLI_math_base.h	2013-02-19 14:14:37 UTC (rev 54665)
@@ -221,7 +221,8 @@
  * check the vector is unit length, or zero length (which can't be helped in some cases).
  */
 #ifdef DEBUG
-#  define BLI_ASSERT_UNIT_EPSILON 0.0001f
+/* note: 0.0001 is too small becaues normals may be converted from short's: see [#34322] */
+#  define BLI_ASSERT_UNIT_EPSILON 0.0002f
 #  define BLI_ASSERT_UNIT_V3(v)  {                                            \
 	const float _test_unit = len_squared_v3(v);                               \
 	BLI_assert((fabsf(_test_unit - 1.0f) < BLI_ASSERT_UNIT_EPSILON) ||        \