diff options
author | Antony Riakiotakis <kalast@gmail.com> | 2015-07-29 17:18:33 +0300 |
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committer | Antony Riakiotakis <kalast@gmail.com> | 2015-07-29 17:22:01 +0300 |
commit | becf20e29f606cff01d2e6595572b86e734a01d4 (patch) | |
tree | c461a19aa02408c9399a99d72c5bb2f6b449aa3c /source/blender/blenkernel/intern/cdderivedmesh.c | |
parent | 30679179dd6af2fad61df0430951a37853aeb5b6 (diff) |
Fix T45605 crash with editmode selection on solidify modifier.
Looks like derivedmesh draw code always assumed a mesh is available.
Make sure that if we use a bmesh, a flag is used to control that.
Diffstat (limited to 'source/blender/blenkernel/intern/cdderivedmesh.c')
-rw-r--r-- | source/blender/blenkernel/intern/cdderivedmesh.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/source/blender/blenkernel/intern/cdderivedmesh.c b/source/blender/blenkernel/intern/cdderivedmesh.c index 6a766037c8b..b5ff4f6ee5f 100644 --- a/source/blender/blenkernel/intern/cdderivedmesh.c +++ b/source/blender/blenkernel/intern/cdderivedmesh.c @@ -654,9 +654,15 @@ static void cdDM_drawMappedFaces( /* if we do selection, fill the selection buffer color */ if (G.f & G_BACKBUFSEL) { if (!(flag & DM_DRAW_SKIP_SELECT)) { - Mesh *me = userData; + Mesh *me = NULL; + BMesh *bm = NULL; unsigned int *fi_map; + if (flag & DM_DRAW_SELECT_USE_EDITMODE) + bm = userData; + else + me = userData; + findex_buffer = GPU_buffer_alloc(dm->drawObject->tot_loop_verts * sizeof(int), false); fi_map = GPU_buffer_lock(findex_buffer, GPU_BINDING_ARRAY); @@ -664,10 +670,22 @@ static void cdDM_drawMappedFaces( for (i = 0; i < totpoly; i++, mpoly++) { int selcol = 0xFFFFFFFF; const int orig = (index_mp_to_orig) ? index_mp_to_orig[i] : i; + bool is_hidden; - if ((orig != ORIGINDEX_NONE) && (!useHide || !(me->mpoly[orig].flag & ME_HIDE))) { - WM_framebuffer_index_get(orig + 1, &selcol); + if (useHide) { + if (flag & DM_DRAW_SELECT_USE_EDITMODE) { + BMFace *efa = BM_face_at_index(bm, orig); + is_hidden = BM_elem_flag_test(efa, BM_ELEM_HIDDEN) != 0; + } + else { + is_hidden = (me->mpoly[orig].flag & ME_HIDE) != 0; + } + + if ((orig != ORIGINDEX_NONE) && !is_hidden) + WM_framebuffer_index_get(orig + 1, &selcol); } + else if (orig != ORIGINDEX_NONE) + WM_framebuffer_index_get(orig + 1, &selcol); for (j = 0; j < mpoly->totloop; j++) fi_map[start_element++] = selcol; |