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/*
* Copyright 2013, Blender Foundation.
*
* 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.
*/
#ifndef PTC_ABC_READER_H
#define PTC_ABC_READER_H
#include <string>
#include <Alembic/Abc/IArchive.h>
#include <Alembic/Abc/IObject.h>
#include <Alembic/Abc/ISampleSelector.h>
#include "reader.h"
#include "abc_frame_mapper.h"
#include "util_error_handler.h"
#include "util_types.h"
namespace PTC {
using namespace Alembic;
using Abc::chrono_t;
class AbcReaderArchive : public ReaderArchive, public FrameMapper {
public:
virtual ~AbcReaderArchive();
static AbcReaderArchive *open(double fps, float start_frame, const std::string &filename, ErrorHandler *error_handler);
PTCArchiveResolution get_resolutions();
bool use_render() const { return m_use_render; }
void use_render(bool enable) { m_use_render = enable; }
Abc::IArchive abc_archive() const { return m_abc_archive; }
Abc::IObject root();
Abc::IObject get_id_object(ID *id);
bool has_id_object(ID *id);
bool get_frame_range(int &start_frame, int &end_frame);
Abc::ISampleSelector get_frame_sample_selector(float frame);
Abc::ISampleSelector get_frame_sample_selector(chrono_t time);
void get_info_stream(void (*stream)(void *, const char *), void *userdata);
void get_info(CacheArchiveInfo *info, IDProperty *metadata);
void get_info_nodes(CacheArchiveInfo *info, bool calc_bytes_size);
protected:
AbcReaderArchive(double fps, float start_frame, ErrorHandler *error_handler, Abc::IArchive abc_archive);
protected:
ErrorHandler *m_error_handler;
bool m_use_render;
Abc::IArchive m_abc_archive;
Abc::IObject m_abc_root;
Abc::IObject m_abc_root_render;
};
class AbcReader : public Reader {
public:
AbcReader() :
m_abc_archive(0)
{}
void init(ReaderArchive *archive)
{
BLI_assert(dynamic_cast<AbcReaderArchive*>(archive));
m_abc_archive = static_cast<AbcReaderArchive*>(archive);
}
virtual void init_abc(Abc::IObject /*object*/) {}
AbcReaderArchive *abc_archive() const { return m_abc_archive; }
bool get_frame_range(int &start_frame, int &end_frame);
Abc::ISampleSelector get_frame_sample_selector(float frame) { return m_abc_archive->get_frame_sample_selector(frame); }
Abc::ISampleSelector get_frame_sample_selector(chrono_t time) { return m_abc_archive->get_frame_sample_selector(time); }
PTCReadSampleResult test_sample(float frame);
PTCReadSampleResult read_sample(float frame);
virtual PTCReadSampleResult read_sample_abc(chrono_t time) = 0;
private:
AbcReaderArchive *m_abc_archive;
};
} /* namespace PTC */
#endif /* PTC_READER_H */
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