distributable.cxx File Reference

Implementation of stir::distributable_computation() and related functions. More...

#include "stir/shared_ptr.h"
#include "stir/recon_buildblock/distributable.h"
#include "stir/RelatedViewgrams.h"
#include "stir/ProjData.h"
#include "stir/ExamInfo.h"
#include "stir/DiscretisedDensity.h"
#include "stir/ViewSegmentNumbers.h"
#include "stir/CPUTimer.h"
#include "stir/HighResWallClockTimer.h"
#include "stir/recon_buildblock/ForwardProjectorByBin.h"
#include "stir/recon_buildblock/BackProjectorByBin.h"
#include "stir/recon_buildblock/BinNormalisation.h"
#include "stir/recon_buildblock/find_basic_vs_nums_in_subsets.h"
#include "stir/is_null_ptr.h"
#include "stir/info.h"
#include "stir/error.h"
#include "stir/format.h"
#include <algorithm>
#include "stir/recon_buildblock/ProjMatrixByBin.h"
#include "stir/recon_buildblock/ProjMatrixElemsForOneBin.h"
#include "stir/Bin.h"
#include "stir/num_threads.h"

Namespaces
namespace	stir
	Namespace for the STIR library (and some/most of its applications)

Functions
void	stir::setup_distributable_computation (const shared_ptr< ProjectorByBinPair > &proj_pair_sptr, const shared_ptr< const ExamInfo > &exam_info_sptr, const shared_ptr< const ProjDataInfo > proj_data_info_sptr, const shared_ptr< const DiscretisedDensity< 3, float > > &target_sptr, const bool zero_seg0_end_planes, const bool distributed_cache_enabled)
	set-up parameters before calling distributable_computation()
void	stir::end_distributable_computation ()
	clean-up after a sequence of computations
void	stir::distributable_computation (const shared_ptr< ForwardProjectorByBin > &forward_projector_sptr, const shared_ptr< BackProjectorByBin > &back_projector_sptr, const shared_ptr< DataSymmetriesForViewSegmentNumbers > &symmetries_sptr, DiscretisedDensity< 3, float > *output_image_ptr, const DiscretisedDensity< 3, float > *input_image_ptr, const shared_ptr< ProjData > &proj_data_ptr, const bool read_from_proj_data, int subset_num, int num_subsets, int min_segment_num, int max_segment_num, bool zero_seg0_end_planes, double *double_out_ptr, const shared_ptr< ProjData > &additive_binwise_correction, const shared_ptr< BinNormalisation > normalise_sptr, const double start_time_of_frame, const double end_time_of_frame, RPC_process_related_viewgrams_type *RPC_process_related_viewgrams, DistributedCachingInformation *caching_info_ptr, int min_timing_pos_num, int max_timing_pos_num)
	This function essentially implements a loop over segments and all views in the current subset.

Detailed Description

Implementation of stir::distributable_computation() and related functions.

Author

Nikos Efthimiou

Kris Thielemans

Alexey Zverovich

Matthew Jacobson

PARAPET project

Tobias Beisel