Commit: 15d6521de94c80adbb47b6318dd24f2e0fe76925
Author: Sergey Sharybin
Date: Wed Mar 20 17:19:26 2019 +0100
Branches: master
https://developer.blender.org/rB15d6521de94c80adbb47b6318dd24f2e0fe76925
Fix assert on vertex parent
The evaluation was done on an original object, which is not allowed.
===================================================================
M source/blender/editors/object/object_relations.c
===================================================================
diff --git a/source/blender/editors/object/object_relations.c
b/source/blender/editors/object/object_relations.c
index 81925f42113..777770e5812 100644
--- a/source/blender/editors/object/object_relations.c
+++ b/source/blender/editors/object/object_relations.c
@@ -151,9 +151,12 @@ static int vertex_parent_set_exec(bContext *C, wmOperator
*op)
EDBM_mesh_normals_update(em);
BKE_editmesh_tessface_calc(em);
- /* derivedMesh might be needed for solving parenting,
- * so re-create it here */
- makeDerivedMesh(depsgraph, scene, obedit, em,
&CD_MASK_BAREMESH_ORIGINDEX, false);
+ /* Make sure the evaluated mesh is updates.
+ *
+ * Most reliable way is to update the tagged objects, which
will ensure
+ * proper copy-on-write update, but also will make sure all
dependent
+ * objects are also up to date. */
+ BKE_scene_graph_update_tagged(depsgraph, bmain);
BM_ITER_MESH (eve, &iter, em->bm, BM_VERTS_OF_MESH) {
if (BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
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