[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [60771] trunk/blender/source/blender/ editors/sculpt_paint/paint_image_proj.c: fix [#37082] Texture paint artefact

[Campbell Barton]

Revision: 60771
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=60771
Author:   campbellbarton
Date:     2013-10-15 08:44:13 +0000 (Tue, 15 Oct 2013)
Log Message:
-----------
fix [#37082] Texture paint artefact

Modified Paths:
--------------
    trunk/blender/source/blender/editors/sculpt_paint/paint_image_proj.c

Modified: trunk/blender/source/blender/editors/sculpt_paint/paint_image_proj.c
===================================================================
--- trunk/blender/source/blender/editors/sculpt_paint/paint_image_proj.c	2013-10-15 08:05:57 UTC (rev 60770)
+++ trunk/blender/source/blender/editors/sculpt_paint/paint_image_proj.c	2013-10-15 08:44:13 UTC (rev 60771)
@@ -164,6 +164,7 @@
 
 /* used for testing doubles, if a point is on a line etc */
 #define PROJ_GEOM_TOLERANCE 0.00075f
+#define PROJ_PIXEL_TOLERANCE 0.01f
 
 /* vert flags */
 #define PROJ_VERT_CULL 1
@@ -2007,8 +2008,8 @@
 
 		/* remove doubles */
 		/* first/last check */
-		if (fabsf(isectVCosSS[0][0] - isectVCosSS[(*tot) - 1][0]) < PROJ_GEOM_TOLERANCE &&
-		    fabsf(isectVCosSS[0][1] - isectVCosSS[(*tot) - 1][1]) < PROJ_GEOM_TOLERANCE)
+		if (fabsf(isectVCosSS[0][0] - isectVCosSS[(*tot) - 1][0]) < PROJ_PIXEL_TOLERANCE &&
+		    fabsf(isectVCosSS[0][1] - isectVCosSS[(*tot) - 1][1]) < PROJ_PIXEL_TOLERANCE)
 		{
 			(*tot)--;
 		}
@@ -2024,8 +2025,8 @@
 		while (doubles == TRUE) {
 			doubles = FALSE;
 			for (i = 1; i < (*tot); i++) {
-				if (fabsf(isectVCosSS[i - 1][0] - isectVCosSS[i][0]) < PROJ_GEOM_TOLERANCE &&
-				    fabsf(isectVCosSS[i - 1][1] - isectVCosSS[i][1]) < PROJ_GEOM_TOLERANCE)
+				if (fabsf(isectVCosSS[i - 1][0] - isectVCosSS[i][0]) < PROJ_PIXEL_TOLERANCE &&
+				    fabsf(isectVCosSS[i - 1][1] - isectVCosSS[i][1]) < PROJ_PIXEL_TOLERANCE)
 				{
 					int j;
 					for (j = i + 1; j < (*tot); j++) {