[Bf-blender-cvs] [9c9b145] master: Fix T42393 crash in texture paint sampling in image mode when mesh did not have a material

[Antony Riakiotakis]

Commit: 9c9b145dabb9b5d4c13b06c12030c1b5dbd670bf
Author: Antony Riakiotakis
Date:   Mon Oct 27 10:42:59 2014 +0100
Branches: master
https://developer.blender.org/rB9c9b145dabb9b5d4c13b06c12030c1b5dbd670bf

Fix T42393 crash in texture paint sampling in image mode when mesh did
not have a material

===================================================================

M       source/blender/editors/sculpt_paint/paint_utils.c

===================================================================

diff --git a/source/blender/editors/sculpt_paint/paint_utils.c 
b/source/blender/editors/sculpt_paint/paint_utils.c
index e03c8a5..d41af26 100644
--- a/source/blender/editors/sculpt_paint/paint_utils.c
+++ b/source/blender/editors/sculpt_paint/paint_utils.c
@@ -292,6 +292,7 @@ static void imapaint_pick_uv(Scene *scene, Object *ob, 
unsigned int faceindex, c
        MVert mv[4];
        float matrix[4][4], proj[4][4];
        GLint view[4];
+       ImagePaintMode mode = scene->toolsettings->imapaint.mode;
 
        /* compute barycentric coordinates */
 
@@ -320,19 +321,25 @@ static void imapaint_pick_uv(Scene *scene, Object *ob, 
unsigned int faceindex, c
                if (findex == faceindex) {
                        dm->getTessFace(dm, a, &mf);
 
-                       ma = dm->mat[mf.mat_nr];
-                       slot = &ma->texpaintslot[ma->paint_active_slot];
-
                        dm->getVert(dm, mf.v1, &mv[0]);
                        dm->getVert(dm, mf.v2, &mv[1]);
                        dm->getVert(dm, mf.v3, &mv[2]);
                        if (mf.v4)
                                dm->getVert(dm, mf.v4, &mv[3]);
 
-                       if (!(slot && slot->uvname && (tf_base = 
CustomData_get_layer_named(&dm->faceData, CD_MTFACE, slot->uvname))))
-                               tf_base = CustomData_get_layer(&dm->faceData, 
CD_MTFACE);
+                       if (mode == IMAGEPAINT_MODE_MATERIAL) {
+                               ma = dm->mat[mf.mat_nr];
+                               slot = &ma->texpaintslot[ma->paint_active_slot];
 
-                       tf = &tf_base[a];
+                               if (!(slot && slot->uvname && (tf_base = 
CustomData_get_layer_named(&dm->faceData, CD_MTFACE, slot->uvname))))
+                                       tf_base = 
CustomData_get_layer(&dm->faceData, CD_MTFACE);
+
+                               tf = &tf_base[a];
+                       }
+                       else {
+                               tf_base = CustomData_get_layer(&dm->faceData, 
CD_MTFACE);
+                               tf = &tf_base[a];
+                       }
 
                        p[0] = xy[0];
                        p[1] = xy[1];

_______________________________________________
Bf-blender-cvs mailing list
Bf-blender-cvs@blender.org
http://lists.blender.org/mailman/listinfo/bf-blender-cvs