[Bf-blender-cvs] [9ce92878d03] hair_guides_grooming: Correct indices for section face drawing by adding the start offset to triangles.

[Lukas Tönne]

Commit: 9ce92878d03940e3e3369df8f4031b43f0d0f43f
Author: Lukas Tönne
Date:   Wed Jun 27 07:19:13 2018 +0100
Branches: hair_guides_grooming
https://developer.blender.org/rB9ce92878d03940e3e3369df8f4031b43f0d0f43f

Correct indices for section face drawing by adding the start offset to triangles.

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

M	source/blender/draw/intern/draw_cache_impl_groom.c

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

diff --git a/source/blender/draw/intern/draw_cache_impl_groom.c b/source/blender/draw/intern/draw_cache_impl_groom.c
index e7c012b513c..b94b1b9e53f 100644
--- a/source/blender/draw/intern/draw_cache_impl_groom.c
+++ b/source/blender/draw/intern/draw_cache_impl_groom.c
@@ -733,7 +733,11 @@ static void groom_get_faces(
 				{
 					for (int j = 0; j < rdata->section_tri_len; ++j, ++mtri)
 					{
-						GWN_indexbuf_add_tri_verts(&elb, mtri->tri[0], mtri->tri[1], mtri->tri[2]);
+						GWN_indexbuf_add_tri_verts(
+						            &elb,
+						            idx + mtri->tri[0],
+						            idx + mtri->tri[1],
+						            idx + mtri->tri[2]);
 					}
 				}