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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __BMESH_LOG_H__
#define __BMESH_LOG_H__
/** \file blender/bmesh/intern/bmesh_log.h
* \ingroup bmesh
*/
struct BMFace;
struct BMVert;
struct BMesh;
struct RangeTreeUInt;
typedef struct BMLog BMLog;
typedef struct BMLogEntry BMLogEntry;
/* Allocate and initialize a new BMLog */
BMLog *BM_log_create(BMesh *bm);
/* Allocate and initialize a new BMLog using existing BMLogEntries */
BMLog *BM_log_from_existing_entries_create(BMesh *bm, BMLogEntry *entry);
/* Free all the data in a BMLog including the log itself */
void BM_log_free(BMLog *log);
/* Get the number of log entries */
int BM_log_length(const BMLog *log);
/* Apply a consistent ordering to BMesh vertices and faces */
void BM_log_mesh_elems_reorder(BMesh *bm, BMLog *log);
/* Start a new log entry and update the log entry list */
BMLogEntry *BM_log_entry_add(BMLog *log);
/* Mark all used ids as unused for this node */
void BM_log_cleanup_entry(BMLogEntry *entry);
/* Remove an entry from the log */
void BM_log_entry_drop(BMLogEntry *entry);
/* Undo one BMLogEntry */
void BM_log_undo(BMesh *bm, BMLog *log);
/* Redo one BMLogEntry */
void BM_log_redo(BMesh *bm, BMLog *log);
/* Log a vertex before it is modified */
void BM_log_vert_before_modified(BMLog *log, struct BMVert *v, const int cd_vert_mask_offset);
/* Log a new vertex as added to the BMesh */
void BM_log_vert_added(BMLog *log, struct BMVert *v, const int cd_vert_mask_offset);
/* Log a face before it is modified */
void BM_log_face_modified(BMLog *log, struct BMFace *f);
/* Log a new face as added to the BMesh */
void BM_log_face_added(BMLog *log, struct BMFace *f);
/* Log a vertex as removed from the BMesh */
void BM_log_vert_removed(BMLog *log, struct BMVert *v, const int cd_vert_mask_offset);
/* Log a face as removed from the BMesh */
void BM_log_face_removed(BMLog *log, struct BMFace *f);
/* Log all vertices/faces in the BMesh as added */
void BM_log_all_added(BMesh *bm, BMLog *log);
/* Log all vertices/faces in the BMesh as removed */
void BM_log_before_all_removed(BMesh *bm, BMLog *log);
/* Get the logged coordinates of a vertex */
const float *BM_log_original_vert_co(BMLog *log, BMVert *v);
/* Get the logged normal of a vertex */
const short *BM_log_original_vert_no(BMLog *log, BMVert *v);
/* Get the logged mask of a vertex */
float BM_log_original_mask(BMLog *log, BMVert *v);
/* Get the logged data of a vertex (avoid multiple lookups) */
void BM_log_original_vert_data(
BMLog *log, BMVert *v,
const float **r_co, const short **r_no);
/* For internal use only (unit testing) */
BMLogEntry *BM_log_current_entry(BMLog *log);
struct RangeTreeUInt *BM_log_unused_ids(BMLog *log);
#endif
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