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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.
*
* The Original Code is Copyright (C) Blender Foundation
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Lukas Toenne
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/hair/hair_object_cachelib.c
* \ingroup edhair
*/
#include <stdlib.h>
#include "MEM_guardedalloc.h"
#include "BLI_utildefines.h"
#include "DNA_cache_library_types.h"
#include "DNA_mesh_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_strands_types.h"
#include "BKE_anim.h"
#include "BKE_cache_library.h"
#include "BKE_cdderivedmesh.h"
#include "BKE_DerivedMesh.h"
#include "BKE_editstrands.h"
#include "BKE_strands.h"
#include "bmesh.h"
#include "hair_intern.h"
bool ED_hair_object_has_hair_cache_data(Object *ob)
{
return BKE_cache_modifier_strands_key_get(ob, NULL, NULL, NULL, NULL, NULL, NULL);
}
bool ED_hair_object_init_cache_edit(Object *ob)
{
StrandsKeyCacheModifier *skmd;
DerivedMesh *dm;
Strands *strands;
float mat[4][4];
if (!BKE_cache_modifier_strands_key_get(ob, &skmd, &dm, &strands, NULL, NULL, mat))
return false;
if (!skmd->edit) {
BMesh *bm = BKE_cache_strands_to_bmesh(strands, skmd->key, mat, skmd->shapenr, dm);
skmd->edit = BKE_editstrands_create(bm, dm, mat);
}
return true;
}
bool ED_hair_object_apply_cache_edit(Object *ob)
{
StrandsKeyCacheModifier *skmd;
DerivedMesh *dm;
Strands *strands;
DupliObjectData *dobdata;
const char *name;
float mat[4][4];
if (!BKE_cache_modifier_strands_key_get(ob, &skmd, &dm, &strands, &dobdata, &name, mat))
return false;
if (skmd->edit) {
Strands *nstrands;
nstrands = BKE_cache_strands_from_bmesh(skmd->edit, skmd->key, mat, dm);
BKE_dupli_object_data_add_strands(dobdata, name, nstrands);
BKE_editstrands_free(skmd->edit);
MEM_freeN(skmd->edit);
skmd->edit = NULL;
}
return true;
}
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