diff options
Diffstat (limited to 'source/blender/alembic')
| -rw-r--r-- | source/blender/alembic/intern/abc_exporter.cc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/source/blender/alembic/intern/abc_exporter.cc b/source/blender/alembic/intern/abc_exporter.cc index 896292418ea..d17506ff8b0 100644 --- a/source/blender/alembic/intern/abc_exporter.cc +++ b/source/blender/alembic/intern/abc_exporter.cc @@ -413,6 +413,10 @@ void AbcExporter::createTransformWriter(Object *ob, Object *parent, Object *dupl { const std::string name = get_object_dag_path_name(ob, dupliObParent); + /* An object should not be its own parent, or we'll get infinite loops. */ + BLI_assert(ob != parent); + BLI_assert(ob != dupliObParent); + /* check if we have already created a transform writer for this object */ if (getXForm(name) != NULL){ std::cerr << "xform " << name << " already exists\n"; @@ -429,6 +433,14 @@ void AbcExporter::createTransformWriter(Object *ob, Object *parent, Object *dupl if (parent->parent) { createTransformWriter(parent, parent->parent, dupliObParent); } + else if (parent == dupliObParent) { + if (dupliObParent->parent == NULL) { + createTransformWriter(parent, NULL, NULL); + } + else { + createTransformWriter(parent, dupliObParent->parent, dupliObParent->parent); + } + } else { createTransformWriter(parent, dupliObParent, dupliObParent); } |