diff options
Diffstat (limited to 'source/blender/editors/mesh')
| -rw-r--r-- | source/blender/editors/mesh/editmesh_utils.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/source/blender/editors/mesh/editmesh_utils.c b/source/blender/editors/mesh/editmesh_utils.c index 96fa31e17e9..f7092a8c6ab 100644 --- a/source/blender/editors/mesh/editmesh_utils.c +++ b/source/blender/editors/mesh/editmesh_utils.c @@ -161,14 +161,14 @@ bool EDBM_op_finish(BMEditMesh *em, BMOperator *bmop, wmOperator *op, const bool em->emcopyusers = 0; em->emcopy = NULL; - /* when copying, tessellation isn't to for faster copying, - * but means we need to re-tessellate here */ - if (em->looptris == NULL) { - BKE_editmesh_looptri_calc(em); - } - + /** + * Note, we could pass in the mesh, however this is an exceptional case, allow a slow lookup. + * + * This is needed because the COW mesh makes a full copy of the #BMEditMesh + * instead of sharing the pointer, tagging since this has been freed above, + * the #BMEditMesh.emcopy needs to be flushed to the COW edit-mesh, see T55457. + */ { - /* FIXME: pass in mesh. */ Main *bmain = G_MAIN; for (Mesh *mesh = bmain->meshes.first; mesh; mesh = mesh->id.next) { if (mesh->edit_mesh == em) { @@ -178,6 +178,12 @@ bool EDBM_op_finish(BMEditMesh *em, BMOperator *bmop, wmOperator *op, const bool } } + /* when copying, tessellation isn't to for faster copying, + * but means we need to re-tessellate here */ + if (em->looptris == NULL) { + BKE_editmesh_looptri_calc(em); + } + return false; } else { |