tornavis/source/blender/blenkernel/BKE_pose_backup.h

69 lines
1.9 KiB
C

/* SPDX-FileCopyrightText: 2023 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup bke
*
* Pose Backups can be created from the current pose, and later restored. The
* backup is restricted to those bones animated by a given Action, so that
* operations are as fast as possible.
*/
#pragma once
#include <stdbool.h>
#include "BLI_listbase.h"
#ifdef __cplusplus
extern "C" {
#endif
struct PoseBackup;
/**
* Create a backup of those bones that are selected AND animated in the given action.
*
* The backup is owned by the caller, and should be freed with `BKE_pose_backup_free()`.
*/
struct PoseBackup *BKE_pose_backup_create_selected_bones(
const struct Object *ob, const struct bAction *action) ATTR_WARN_UNUSED_RESULT;
/**
* Create a backup of those bones that are animated in the given action.
*
* The backup is owned by the caller, and should be freed with `BKE_pose_backup_free()`.
*/
struct PoseBackup *BKE_pose_backup_create_all_bones(
const struct Object *ob, const struct bAction *action) ATTR_WARN_UNUSED_RESULT;
bool BKE_pose_backup_is_selection_relevant(const struct PoseBackup *pose_backup);
void BKE_pose_backup_restore(const struct PoseBackup *pbd);
void BKE_pose_backup_free(struct PoseBackup *pbd);
/**
* Create a backup of those bones that are animated in the given action.
*
* The backup is owned by the Object, and there can be only one backup at a time.
* It should be freed with `BKE_pose_backup_clear(ob)`.
*/
void BKE_pose_backup_create_on_object(struct Object *ob, const struct bAction *action);
/**
* Restore the pose backup owned by this OBject.
*
* \return true on success, false if there was no pose backup to restore.
*
* \see #BKE_pose_backup_create_on_object
*/
bool BKE_pose_backup_restore_on_object(struct Object *ob);
/**
* Free the pose backup that was stored on this object's runtime data.
*/
void BKE_pose_backup_clear(struct Object *ob);
#ifdef __cplusplus
}
#endif