From 7254463194d7d6ecd7b2e60fe8a6a19ee59a0d76 Mon Sep 17 00:00:00 2001 From: Jacques Lucke Date: Wed, 28 Apr 2021 14:57:23 +0200 Subject: Fix T87876: vertex groups missing when mesh is in edit mode Differential Revision: https://developer.blender.org/D11107 --- source/blender/blenkernel/intern/DerivedMesh.cc | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'source/blender/blenkernel') diff --git a/source/blender/blenkernel/intern/DerivedMesh.cc b/source/blender/blenkernel/intern/DerivedMesh.cc index 9f51ef5292f..c8416ac897e 100644 --- a/source/blender/blenkernel/intern/DerivedMesh.cc +++ b/source/blender/blenkernel/intern/DerivedMesh.cc @@ -1603,6 +1603,12 @@ static void editbmesh_calc_modifiers(struct Depsgraph *depsgraph, /* This geometry set contains the non-mesh data that might be generated by modifiers. */ GeometrySet geometry_set_final; + /* Add the initial mesh component, with a copy of the vertex group names from the object, + * since they need to be stored in the geometry set for evaluation. */ + MeshComponent &initial_mesh_component = + geometry_set_final.get_component_for_write(); + initial_mesh_component.copy_vertex_group_names_from_object(*ob); + /* Deformed vertex locations array. Deform only modifier need this type of * float array rather than MVert*. Tracked along with mesh_final as an * optimization to avoid copying coordinates back and forth if there are -- cgit v1.2.3