tornavis/source/blender/blenkernel/BKE_anim_data.h

138 lines
3.9 KiB
C

/* SPDX-FileCopyrightText: 2009 Blender Authors, Joshua Leung. All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bke
*/
#include "BLI_sys_types.h" /* for bool */
#ifdef __cplusplus
extern "C" {
#endif
struct AnimData;
struct BlendDataReader;
struct BlendLibReader;
struct BlendWriter;
struct ID;
struct LibraryForeachIDData;
struct Main;
struct ReportList;
struct bAction;
/* ************************************* */
/* AnimData API */
/**
* Check if the given ID-block can have AnimData.
*/
bool id_type_can_have_animdata(short id_type);
bool id_can_have_animdata(const struct ID *id);
/**
* Get #AnimData from the given ID-block.
*/
struct AnimData *BKE_animdata_from_id(const struct ID *id);
/**
* Ensure #AnimData exists in the given ID-block (when supported).
*/
struct AnimData *BKE_animdata_ensure_id(struct ID *id);
/**
* Set active action used by AnimData from the given ID-block.
*
* Called when user tries to change the active action of an #AnimData block
* (via RNA, Outliner, etc.)
*
* \param reports: Can be NULL.
* \param id: The owner of the animation data
* \param act: The Action to set, or NULL to clear.
*
* \return true when the action was successfully updated, false otherwise.
*/
bool BKE_animdata_set_action(struct ReportList *reports, struct ID *id, struct bAction *act);
/**
* Same as BKE_animdata_set_action(), except sets `tmpact` instead of `action`.
*/
bool BKE_animdata_set_tmpact(struct ReportList *reports, struct ID *id, struct bAction *act);
bool BKE_animdata_action_editable(const struct AnimData *adt);
/**
* Ensure that the action's idroot is set correctly given the ID type of the owner.
* Return true if it is, false if it was already set to an incompatible type.
*/
bool BKE_animdata_action_ensure_idroot(const struct ID *owner, struct bAction *action);
/**
* Free AnimData used by the nominated ID-block, and clear ID-block's AnimData pointer.
*/
void BKE_animdata_free(struct ID *id, bool do_id_user);
/**
* Return true if the ID-block has non-empty AnimData.
*/
bool BKE_animdata_id_is_animated(const struct ID *id);
/**
* Callback used by lib_query to walk over all ID usages
* (mimics `foreach_id` callback of #IDTypeInfo structure).
*/
void BKE_animdata_foreach_id(struct AnimData *adt, struct LibraryForeachIDData *data);
/**
* Make a copy of the given AnimData - to be used when copying data-blocks.
* \param flag: Control ID pointers management,
* see LIB_ID_CREATE_.../LIB_ID_COPY_... flags in BKE_lib_id.h
* \return The copied animdata.
*/
struct AnimData *BKE_animdata_copy(struct Main *bmain, struct AnimData *adt, int flag);
/**
* \param flag: Control ID pointers management,
* see LIB_ID_CREATE_.../LIB_ID_COPY_... flags in BKE_lib_id.h
* \return true is successfully copied.
*/
bool BKE_animdata_copy_id(struct Main *bmain, struct ID *id_to, struct ID *id_from, int flag);
/**
* Copy AnimData Actions.
*/
void BKE_animdata_copy_id_action(struct Main *bmain, struct ID *id);
void BKE_animdata_duplicate_id_action(struct Main *bmain, struct ID *id, uint duplicate_flags);
/* Merge copies of data from source AnimData block */
typedef enum eAnimData_MergeCopy_Modes {
/* Keep destination action */
ADT_MERGECOPY_KEEP_DST = 0,
/* Use src action (make a new copy) */
ADT_MERGECOPY_SRC_COPY = 1,
/* Use src action (but just reference the existing version) */
ADT_MERGECOPY_SRC_REF = 2,
} eAnimData_MergeCopy_Modes;
/**
* Merge copies of the data from the src AnimData into the destination AnimData.
*/
void BKE_animdata_merge_copy(struct Main *bmain,
struct ID *dst_id,
struct ID *src_id,
eAnimData_MergeCopy_Modes action_mode,
bool fix_drivers);
void BKE_animdata_blend_write(struct BlendWriter *writer, struct ID *id);
void BKE_animdata_blend_read_data(struct BlendDataReader *reader, struct ID *id);
#ifdef __cplusplus
}
#endif