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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) 2016 Kévin Dietrich.
* All rights reserved.
*
* ***** END GPL LICENSE BLOCK *****
*
*/
#ifndef __ABC_CUSTOMDATA_H__
#define __ABC_CUSTOMDATA_H__
#include <Alembic/Abc/All.h>
#include <Alembic/AbcGeom/All.h>
struct CustomData;
struct MLoop;
struct MLoopUV;
struct MPoly;
struct MVert;
using Alembic::Abc::ICompoundProperty;
using Alembic::Abc::OCompoundProperty;
struct UVSample {
std::vector<Imath::V2f> uvs;
std::vector<uint32_t> indices;
};
struct CDStreamConfig {
MLoop *mloop;
int totloop;
MPoly *mpoly;
int totpoly;
MVert *mvert;
int totvert;
MLoopUV *mloopuv;
CustomData *loopdata;
bool pack_uvs;
/* TODO(kevin): might need a better way to handle adding and/or updating
* custom datas such that it updates the custom data holder and its pointers
* properly. */
void *user_data;
void *(*add_customdata_cb)(void *user_data, const char *name, int data_type);
float weight;
float time;
Alembic::AbcGeom::index_t index;
Alembic::AbcGeom::index_t ceil_index;
CDStreamConfig()
: mloop(NULL)
, totloop(0)
, mpoly(NULL)
, totpoly(0)
, totvert(0)
, pack_uvs(false)
, user_data(NULL)
, add_customdata_cb(NULL)
, weight(0.0f)
, time(0.0f)
, index(0)
, ceil_index(0)
{}
};
/* Get the UVs for the main UV property on a OSchema.
* Returns the name of the UV layer.
*
* For now the active layer is used, maybe needs a better way to choose this. */
const char *get_uv_sample(UVSample &sample, const CDStreamConfig &config, CustomData *data);
void write_custom_data(const OCompoundProperty &prop,
const CDStreamConfig &config,
CustomData *data,
int data_type);
void read_custom_data(const std::string & iobject_full_name,
const ICompoundProperty &prop,
const CDStreamConfig &config,
const Alembic::Abc::ISampleSelector &iss);
#endif /* __ABC_CUSTOMDATA_H__ */
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