[Bf-blender-cvs] [8e85ef1] master: Fix T47332: Face select masks display glitch

[Campbell Barton]

Commit: 8e85ef1c7df509d0abd8ec9b8766f149d6c3a1cc
Author: Campbell Barton
Date:   Thu Feb 11 03:53:54 2016 +1100
Branches: master
https://developer.blender.org/rB8e85ef1c7df509d0abd8ec9b8766f149d6c3a1cc

Fix T47332: Face select masks display glitch

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

M	source/blender/blenkernel/intern/cdderivedmesh.c

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

diff --git a/source/blender/blenkernel/intern/cdderivedmesh.c b/source/blender/blenkernel/intern/cdderivedmesh.c
index 3aa451f..00c8497 100644
--- a/source/blender/blenkernel/intern/cdderivedmesh.c
+++ b/source/blender/blenkernel/intern/cdderivedmesh.c
@@ -825,7 +825,12 @@ static void cdDM_drawMappedFaces(
 						start_element = tot_element;
 					}
 					else {
-						tot_drawn += tot_tri_verts;
+						if (draw_option != DM_DRAW_OPTION_SKIP) {
+							tot_drawn += tot_tri_verts;
+						}
+						else {
+							start_element = tot_element;
+						}
 					}
 				}
 			}