track_index_range.h

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/* Copyright (c) 2008-2022 the MRtrix3 contributors.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Covered Software is provided under this License on an "as is"
 * basis, without warranty of any kind, either expressed, implied, or
 * statutory, including, without limitation, warranties that the
 * Covered Software is free of defects, merchantable, fit for a
 * particular purpose or non-infringing.
 * See the Mozilla Public License v. 2.0 for more details.
 *
 * For more details, see http://www.mrtrix.org/.
 */
 
#ifndef __dwi_tractography_sift_track_index_range_h__
#define __dwi_tractography_sift_track_index_range_h__
 
#include "progressbar.h"
#include "dwi/tractography/SIFT/types.h"
 
namespace MR
{
  namespace DWI
  {
    namespace Tractography
    {
      namespace SIFT
      {
 
 
 
#define SIFT_TRACK_INDEX_BUFFER_SIZE 10000
 
 
 
      using TrackIndexRange = std::pair<track_t, track_t>;
      using TrackIndexRangeQueue = Thread::Queue< TrackIndexRange >;
 
 
 
      // Some processes in SIFT are fast for each streamline, but there are a large number of streamlines, so
      //   if multi-threading is done on a per-track basis the I/O associated with multi-threading begins to dominate
      // Instead, the input queue for multi-threading is filled with std::pair<track_t, track_t>'s, where the values
      //   are the start and end track indices to be processed
      class TrackIndexRangeWriter
      { MEMALIGN(TrackIndexRangeWriter)
 
        public:
          TrackIndexRangeWriter (const track_t, const track_t, const std::string& message = std::string ());
 
          bool operator() (TrackIndexRange&);
 
        private:
          const track_t size, end;
          track_t start;
          std::unique_ptr<ProgressBar> progress;
 
      };
 
 
 
 
      }
    }
  }
}
 
 
#endif