CListModeDataSAFIR.h

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/* CListModeDataSAFIR.h

 Coincidence LM Data Class for SAFIR: Header File
 Jannis Fischer

        Copyright 2015 ETH Zurich, Institute of Particle Physics
        Copyright 2020 Positrigo AG, Zurich

        Licensed under the Apache License, Version 2.0 (the "License");
        you may not use this file except in compliance with the License.
        You may obtain a copy of the License at

                http://www.apache.org/licenses/LICENSE-2.0

        Unless required by applicable law or agreed to in writing, software
        distributed under the License is distributed on an "AS IS" BASIS,
        WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
        See the License for the specific language governing permissions and
        limitations under the License.

 */

#ifndef __stir_listmode_CListModeDataSAFIR_H__
#define __stir_listmode_CListModeDataSAFIR_H__

#include <iostream>
#include <string>
#include <utility>
#include <vector>

#include "stir/listmode/CListModeData.h"
#include "stir/ProjData.h"
#include "stir/ProjDataInfo.h"
#include "stir/listmode/CListRecord.h"
#include "stir/IO/InputStreamWithRecords.h"
#include "stir/shared_ptr.h"

#include "stir/listmode/CListRecordSAFIR.h"
#include "stir/DetectorCoordinateMap.h"

START_NAMESPACE_STIR

template <class CListRecordT>
class CListModeDataSAFIR : public CListModeData
{
public:
  CListModeDataSAFIR(const std::string& listmode_filename,
                     const std::string& crystal_map_filename,
                     const std::string& template_proj_data_filename,
                     const double lor_randomization_sigma = 0.0);
  CListModeDataSAFIR(const std::string& listmode_filename, const shared_ptr<const ProjDataInfo>& proj_data_info_sptr);

  std::string get_name() const override;
  shared_ptr<CListRecord> get_empty_record_sptr() const override;
  Succeeded get_next_record(CListRecord& record_of_general_type) const override;
  Succeeded reset() override;

  SavedPosition save_get_position() override { return static_cast<SavedPosition>(current_lm_data_ptr->save_get_position()); }
  Succeeded set_get_position(const SavedPosition& pos) override { return current_lm_data_ptr->set_get_position(pos); }

  bool has_delayeds() const override { return false; }

private:
  std::string listmode_filename;
  mutable shared_ptr<InputStreamWithRecords<CListRecordT, bool>> current_lm_data_ptr;
  mutable std::vector<unsigned int> saved_get_positions;
  Succeeded open_lm_file() const;
  shared_ptr<DetectorCoordinateMap> map;
};

END_NAMESPACE_STIR

#endif