[Bf-blender-cvs] [217727cb356] blender2.8: Mesh Batch Cache: Fix missing flag for looptris indexbuf generation

[Clément Foucault]

Commit: 217727cb35651a674fbca1718f0d5fc7e2107306
Author: Clément Foucault
Date:   Thu Dec 20 23:42:21 2018 +0100
Branches: blender2.8
https://developer.blender.org/rB217727cb35651a674fbca1718f0d5fc7e2107306

Mesh Batch Cache: Fix missing flag for looptris indexbuf generation

Fix T59637: Crash report - Overlays -> Face Orientation causes crash

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

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

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

diff --git a/source/blender/draw/intern/draw_cache_impl_mesh.c b/source/blender/draw/intern/draw_cache_impl_mesh.c
index 9a0daf244ef..d7c848909d3 100644
--- a/source/blender/draw/intern/draw_cache_impl_mesh.c
+++ b/source/blender/draw/intern/draw_cache_impl_mesh.c
@@ -5439,13 +5439,13 @@ void DRW_mesh_batch_cache_create_requested(Object *ob, Mesh *me)
 	DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->tess.pos_nor, MR_DATATYPE_VERT | MR_DATATYPE_LOOP | MR_DATATYPE_LOOPTRI | MR_DATATYPE_POLY);
 	DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_flag, cache->tess.wireframe_data, MR_DATATYPE_VERT | MR_DATATYPE_EDGE | MR_DATATYPE_LOOP | MR_DATATYPE_LOOPTRI);
 	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.surf_tris, MR_DATATYPE_VERT | MR_DATATYPE_LOOP |  MR_DATATYPE_POLY | MR_DATATYPE_LOOPTRI);
-	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.loops_tris, MR_DATATYPE_LOOP | MR_DATATYPE_LOOPTRI);
+	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.loops_tris, MR_DATATYPE_LOOP | MR_DATATYPE_POLY | MR_DATATYPE_LOOPTRI);
 	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.loops_lines, MR_DATATYPE_LOOP | MR_DATATYPE_POLY);
 	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.edges_lines, MR_DATATYPE_VERT | MR_DATATYPE_EDGE);
 	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.edges_adj_lines, MR_DATATYPE_VERT | MR_DATATYPE_LOOP | MR_DATATYPE_POLY | MR_DATATYPE_LOOPTRI);
 	DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->ibo.loose_edges_lines, MR_DATATYPE_VERT | MR_DATATYPE_EDGE);
 	for (int i = 0; i < cache->mat_len; ++i) {
-		DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->surf_per_mat_tris[i], MR_DATATYPE_LOOP | MR_DATATYPE_LOOPTRI);
+		DRW_ADD_FLAG_FROM_IBO_REQUEST(mr_flag, cache->surf_per_mat_tris[i], MR_DATATYPE_LOOP | MR_DATATYPE_POLY | MR_DATATYPE_LOOPTRI);
 	}
 
 	DRW_ADD_FLAG_FROM_VBO_REQUEST(mr_edit_flag, cache->edit.data, MR_DATATYPE_VERT | MR_DATATYPE_EDGE | MR_DATATYPE_LOOP | MR_DATATYPE_LOOPTRI | MR_DATATYPE_POLY | MR_DATATYPE_OVERLAY);