tornavis/source/blender/blenkernel/BKE_subdiv_deform.h

50 lines
1.6 KiB
C

/*
* 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) 2019 by Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup bke
*/
#pragma once
#include "BLI_sys_types.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Mesh;
struct Subdiv;
/* Special version of subdivision surface which calculates final positions for coarse vertices.
* Effectively is pushing the coarse positions to the limit surface.
*
* One of the usage examples is calculation of crazy space of subdivision modifier, allowing to
* paint on a deformed mesh with sub-surf on it.
*
* vertex_cos are supposed to hold coordinates of the coarse mesh. */
void BKE_subdiv_deform_coarse_vertices(struct Subdiv *subdiv,
const struct Mesh *coarse_mesh,
float (*vertex_cos)[3],
int num_verts);
#ifdef __cplusplus
}
#endif