diff options
Diffstat (limited to 'source/blender/io/usd/intern/abstract_hierarchy_iterator.h')
| -rw-r--r-- | source/blender/io/usd/intern/abstract_hierarchy_iterator.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/source/blender/io/usd/intern/abstract_hierarchy_iterator.h b/source/blender/io/usd/intern/abstract_hierarchy_iterator.h index 08b50e2560d..e31d5c91252 100644 --- a/source/blender/io/usd/intern/abstract_hierarchy_iterator.h +++ b/source/blender/io/usd/intern/abstract_hierarchy_iterator.h @@ -56,7 +56,7 @@ class AbstractHierarchyWriter; * struct contains everything necessary to export a single object to a file. */ struct HierarchyContext { /*********** Determined during hierarchy iteration: ***************/ - Object *object; + Object *object; /* Evaluated object. */ Object *export_parent; Object *duplicator; float matrix_world[4][4]; @@ -188,11 +188,14 @@ class AbstractHierarchyIterator { const std::set<Object *> &dupli_set); ExportChildren &graph_children(const HierarchyContext *parent_context); + void context_update_for_graph_index(HierarchyContext *context, + const ExportGraph::key_type &graph_index) const; void determine_export_paths(const HierarchyContext *parent_context); void determine_duplication_references(const HierarchyContext *parent_context, std::string indent); + /* These three functions create writers and call their write() method. */ void make_writers(const HierarchyContext *parent_context); void make_writer_object_data(const HierarchyContext *context); void make_writers_particle_systems(const HierarchyContext *context); @@ -201,7 +204,7 @@ class AbstractHierarchyIterator { std::string get_object_name(const Object *object) const; std::string get_object_data_name(const Object *object) const; - AbstractHierarchyWriter *get_writer(const std::string &export_path); + AbstractHierarchyWriter *get_writer(const std::string &export_path) const; typedef AbstractHierarchyWriter *(AbstractHierarchyIterator::*create_writer_func)( const HierarchyContext *); @@ -233,12 +236,19 @@ class AbstractHierarchyIterator { virtual bool should_visit_dupli_object(const DupliObject *dupli_object) const; + virtual ExportGraph::key_type determine_graph_index_object(const HierarchyContext *context); + virtual ExportGraph::key_type determine_graph_index_dupli(const HierarchyContext *context, + const std::set<Object *> &dupli_set); + /* These functions should create an AbstractHierarchyWriter subclass instance, or return * nullptr if the object or its data should not be exported. Returning a nullptr for * data/hair/particle will NOT prevent the transform to be written. * * The returned writer is owned by the AbstractHierarchyWriter, and should be freed in - * delete_object_writer(). */ + * delete_object_writer(). + * + * The created AbstractHierarchyWriter instances should NOT keep a copy of the context pointer. + * The context can be stack-allocated and go out of scope. */ virtual AbstractHierarchyWriter *create_transform_writer(const HierarchyContext *context) = 0; virtual AbstractHierarchyWriter *create_data_writer(const HierarchyContext *context) = 0; virtual AbstractHierarchyWriter *create_hair_writer(const HierarchyContext *context) = 0; |