[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [23829] trunk/blender/source/blender/ render/intern/source/texture.c: Bugfix: new bump mapping with UV coordinates wasn't working

[Brecht Van Lommel]

Revision: 23829
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=23829
Author:   blendix
Date:     2009-10-14 13:17:59 +0200 (Wed, 14 Oct 2009)

Log Message:
-----------
Bugfix: new bump mapping with UV coordinates wasn't working
correct, my mistake in merging the patch.

Modified Paths:
--------------
    trunk/blender/source/blender/render/intern/source/texture.c

Modified: trunk/blender/source/blender/render/intern/source/texture.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/texture.c	2009-10-14 10:33:27 UTC (rev 23828)
+++ trunk/blender/source/blender/render/intern/source/texture.c	2009-10-14 11:17:59 UTC (rev 23829)
@@ -1736,6 +1736,16 @@
 
 							vlr_set_uv_indices(shi->vlr, &j1, &j2, &j3);
 
+							// compute ortho basis around normal
+							if(!nunvdone) {
+								// render normal is negated
+								nn[0] = -shi->vn[0];
+								nn[1] = -shi->vn[1];
+								nn[2] = -shi->vn[2];
+								VecOrthoBasisf(nn, nu, nv);
+								nunvdone= 1;
+							}
+
 							if (tf) {
 								float *uv1 = tf->uv[j1], *uv2 = tf->uv[j2], *uv3 = tf->uv[j3];
 								const float an[3] = {fabsf(nn[0]), fabsf(nn[1]), fabsf(nn[2])};