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Fix #137700: Guard null lt.editlatt in DRW_cache_lattice_wire_get

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Switching to lattice edit mode when it has an armature modifier can
crash if the armature modifier's `show_in_editmode` is turned on. Now
prevent null `editlatt` access.

Pull Request: https://projects.blender.org/blender/blender/pulls/137701
This commit is contained in:
YimingWu
2025-04-25 13:07:54 +02:00
committed by Brecht Van Lommel
parent 57ad7d1277
commit d93b0a479a
1 changed files with 3 additions and 1 deletions
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source/blender/draw/intern/draw_cache.cc
+3 -1
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@@ -3018,7 +3018,9 @@ blender::gpu::Batch *DRW_cache_lattice_wire_get(Object *ob, bool use_weight)
Lattice *lt = static_cast<Lattice *>(ob->data);
int actdef = -1;
if (use_weight && !BLI_listbase_is_empty(&lt->vertex_group_names) && lt->editlatt->latt->dvert) {
if (use_weight && !BLI_listbase_is_empty(&lt->vertex_group_names) && lt->editlatt &&
lt->editlatt->latt->dvert)
{
actdef = lt->vertex_group_active_index - 1;
}