/*
 * ***** 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.
 *
 * The Original Code is Copyright (C) 2004 Blender Foundation.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): Geoffrey Bantle.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef __BMESH_MESH_CONV_H__
#define __BMESH_MESH_CONV_H__

/** \file blender/bmesh/intern/bmesh_mesh_conv.h
 *  \ingroup bmesh
 */

#include "BLI_sys_types.h"

struct Mesh;
typedef uint64_t CustomDataMask;

void BM_mesh_cd_validate(BMesh *bm);
void BM_mesh_cd_flag_ensure(BMesh *bm, struct Mesh *mesh, const char cd_flag);
void BM_mesh_cd_flag_apply(BMesh *bm, const char cd_flag);
char BM_mesh_cd_flag_from_bmesh(BMesh *bm);


struct BMeshFromMeshParams {
	uint calc_face_normal : 1;
	/* add a vertex CD_SHAPE_KEYINDEX layer */
	uint add_key_index : 1;
	/* set vertex coordinates from the shapekey */
	uint use_shapekey : 1;
	/* define the active shape key (index + 1) */
	int active_shapekey;
	int64_t cd_mask_extra;
};
void BM_mesh_bm_from_me(
        BMesh *bm, struct Mesh *me,
        const struct BMeshFromMeshParams *params)
ATTR_NONNULL(1, 3);

struct BMeshToMeshParams {
	uint calc_tessface : 1;
	int64_t cd_mask_extra;
};
void BM_mesh_bm_to_me(
        BMesh *bm, struct Mesh *me,
        const struct BMeshToMeshParams *params)
ATTR_NONNULL(1, 2, 3);

#endif /* __BMESH_MESH_CONV_H__ */