diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_meshsequencecache.cc')
| -rw-r--r-- | source/blender/modifiers/intern/MOD_meshsequencecache.cc | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/source/blender/modifiers/intern/MOD_meshsequencecache.cc b/source/blender/modifiers/intern/MOD_meshsequencecache.cc index 1c35160d3ef..f30e6a95787 100644 --- a/source/blender/modifiers/intern/MOD_meshsequencecache.cc +++ b/source/blender/modifiers/intern/MOD_meshsequencecache.cc @@ -60,6 +60,8 @@ # include "usd.h" #endif +using blender::Span; + static void initData(ModifierData *md) { MeshSeqCacheModifierData *mcmd = reinterpret_cast<MeshSeqCacheModifierData *>(md); @@ -176,13 +178,18 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * } if (me != nullptr) { - MVert *mvert = mesh->mvert; - MEdge *medge = mesh->medge; - MPoly *mpoly = mesh->mpoly; + const Span<MVert> mesh_verts = mesh->verts(); + const Span<MEdge> mesh_edges = mesh->edges(); + const Span<MPoly> mesh_polys = mesh->polys(); + const Span<MVert> me_verts = me->verts(); + const Span<MEdge> me_edges = me->edges(); + const Span<MPoly> me_polys = me->polys(); /* TODO(sybren+bastien): possibly check relevant custom data layers (UV/color depending on - * flags) and duplicate those too. */ - if ((me->mvert == mvert) || (me->medge == medge) || (me->mpoly == mpoly)) { + * flags) and duplicate those too. + * XXX(Hans): This probably isn't true anymore with various CoW improvements, etc. */ + if ((me_verts.data() == mesh_verts.data()) || (me_edges.data() == mesh_edges.data()) || + (me_polys.data() == mesh_polys.data())) { /* We need to duplicate data here, otherwise we'll modify org mesh, see T51701. */ mesh = reinterpret_cast<Mesh *>( BKE_id_copy_ex(nullptr, |