[Bf-blender-cvs] [e3fe56d] master: Minor edit to transform-uv-island center calc

[Campbell Barton]

Commit: e3fe56d9d1463bd0ac313b10dc1a1ad5b340f942
Author: Campbell Barton
Date:   Sat Jun 20 19:13:49 2015 +1000
Branches: master
https://developer.blender.org/rBe3fe56d9d1463bd0ac313b10dc1a1ad5b340f942

Minor edit to transform-uv-island center calc

Only count each UV to influence the center once.

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

M	source/blender/editors/transform/transform_conversions.c

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

diff --git a/source/blender/editors/transform/transform_conversions.c b/source/blender/editors/transform/transform_conversions.c
index c65458a..bcd6953 100644
--- a/source/blender/editors/transform/transform_conversions.c
+++ b/source/blender/editors/transform/transform_conversions.c
@@ -2777,9 +2777,12 @@ static void createTransUVs(bContext *C, TransInfo *t)
 					}
 
 					if (is_island_center) {
-						MLoopUV *luv = BM_ELEM_CD_GET_VOID_P(l, cd_loop_uv_offset);
-						add_v2_v2(island_center[element->island].co, luv->uv);
-						island_center[element->island].co_num++;
+						if (element->flag == false) {
+							MLoopUV *luv = BM_ELEM_CD_GET_VOID_P(l, cd_loop_uv_offset);
+							add_v2_v2(island_center[element->island].co, luv->uv);
+							island_center[element->island].co_num++;
+							element->flag = true;
+						}
 					}
 				}
 			}