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/**
* shrinkwrap.c
*
* ***** 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_SHRINKWRAP_H
#define BKE_SHRINKWRAP_H
struct Object;
struct DerivedMesh;
struct ShrinkwrapModifierData;
typedef struct ShrinkwrapCalcData
{
ShrinkwrapModifierData *smd; //shrinkwrap modifier data
struct Object *ob; //object we are applying shrinkwrap to
struct DerivedMesh *original; //mesh before shrinkwrap
struct DerivedMesh *final; //initially a copy of original mesh.. mesh thats going to be shrinkwrapped
struct DerivedMesh *target; //mesh we are shrinking to
//matrixs for local<->target space transform
float local2target[4][4];
float target2local[4][4];
float keptDist; //Distance to kept from target (units are in local space)
//float *weights; //weights of vertexs
unsigned char *moved; //boolean indicating if vertex has moved (TODO use bitmaps)
} ShrinkwrapCalcData;
void shrinkwrap_calc_nearest_vertex(ShrinkwrapCalcData *data);
void shrinkwrap_calc_normal_projection(ShrinkwrapCalcData *data);
void shrinkwrap_calc_nearest_surface_point(ShrinkwrapCalcData *data);
struct DerivedMesh *shrinkwrapModifier_do(struct ShrinkwrapModifierData *smd, struct Object *ob, struct DerivedMesh *dm, int useRenderParams, int isFinalCalc);
#endif
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