abc_reader_archive.h

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/* SPDX-FileCopyrightText: 2016 Kévin Dietrich. All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once

 
#include <Alembic/Abc/IArchive.h>
#include <Alembic/Abc/IObject.h>
 
#include <fstream>
#include <vector>
 
struct Main;
 
namespace blender::io::alembic {

class ArchiveReader {
  Alembic::Abc::IArchive m_archive;
  std::ifstream m_infile;
  std::vector<std::istream *> m_streams;
 
  std::vector<ArchiveReader *> m_readers;
 
  ArchiveReader(const std::vector<ArchiveReader *> &readers);
 
  ArchiveReader(const struct Main *bmain, const char *filename);
 
 public:
  static ArchiveReader *get(const struct Main *bmain, const std::vector<const char *> &filenames);
 
  ~ArchiveReader();
 
  bool valid() const;
 
  Alembic::Abc::IObject getTop();
 
  /* Detect if the Archive was written by Blender prior to 4.4. */
  bool is_blender_archive_version_prior_44();
};
 
}  // namespace blender::io::alembic