CASToR  2.0
Tomographic Reconstruction (PET/SPECT/CT)
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iOptimizerLandweber.hh
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1 /*
2 This file is part of CASToR.
3 
4  CASToR is free software: you can redistribute it and/or modify it under the
5  terms of the GNU General Public License as published by the Free Software
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14  You should have received a copy of the GNU General Public License along with
15  CASToR (in file GNU_GPL.TXT). If not, see <http://www.gnu.org/licenses/>.
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17 Copyright 2017-2018 all CASToR contributors listed below:
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19  --> current contributors: Thibaut MERLIN, Simon STUTE, Didier BENOIT, Claude COMTAT, Marina FILIPOVIC, Mael MILLARDET
20  --> past contributors: Valentin VIELZEUF
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22 This is CASToR version 2.0.
23 */
24 
31 #ifndef IOPTIMIZERLANDWEBER_HH
32 #define IOPTIMIZERLANDWEBER_HH 1
33 
34 #include "gVariables.hh"
35 #include "sAddonManager.hh"
36 #include "vOptimizer.hh"
37 
46 {
47  // -------------------------------------------------------------------
48  // Constructor & Destructor
49  public:
64 
65 
66  // -------------------------------------------------------------------
67  // Public member functions
68  public:
69  // Function for automatic insertion (put the class name as the parameter and do not add semi-column at the end of the line)
81  int ReadConfigurationFile(const string& a_configurationFile);
92  int ReadOptionsList(const string& a_optionsList);
93 
94 
95  // -------------------------------------------------------------------
96  // Private member functions (pure virtual in vOptimizer)
97  private:
107  void ShowHelpSpecific();
124  int InitializeSpecific();
140  int SensitivitySpecificOperations( FLTNB a_data, FLTNB a_forwardModel, FLTNB* ap_weight,
141  FLTNB a_multiplicativeCorrections, FLTNB a_additiveCorrections, FLTNB a_blankValue,
142  FLTNB a_quantificationFactor, oProjectionLine* ap_Line );
159  int DataSpaceSpecificOperations( FLTNB a_data, FLTNB a_forwardModel, FLTNB* ap_backwardValues,
160  FLTNB a_multiplicativeCorrections, FLTNB a_additiveCorrections, FLTNB a_blankValue,
161  FLTNB a_quantificationFactor, oProjectionLine* ap_Line );
173  int ImageSpaceSpecificOperations( FLTNB a_currentImageValue, FLTNB* ap_newImageValue,
174  FLTNB a_sensitivity, FLTNB* ap_correctionValues, INTNB a_voxel );
175 
176  // -------------------------------------------------------------------
177  // Data members
178  private:
181 };
182 
183 
184 // Class for automatic insertion (set here the visible optimizer's name as the first parameter,
185 // put the class name as the second parameter and do NOT add semi-colon at the end of the line)
187 
188 #endif
189 
int ReadOptionsList(const string &a_optionsList)
A function used to read options from a list of options.
This header file is mainly used to declare some macro definitions and all includes needed from the st...
int SensitivitySpecificOperations(FLTNB a_data, FLTNB a_forwardModel, FLTNB *ap_weight, FLTNB a_multiplicativeCorrections, FLTNB a_additiveCorrections, FLTNB a_blankValue, FLTNB a_quantificationFactor, oProjectionLine *ap_Line)
This function compute the weight associated to the provided event (for sensitivity computation) ...
void ShowHelpSpecific()
A function used to show help about the child optimizer.
#define FLTNB
Definition: gVariables.hh:81
int ImageSpaceSpecificOperations(FLTNB a_currentImageValue, FLTNB *ap_newImageValue, FLTNB a_sensitivity, FLTNB *ap_correctionValues, INTNB a_voxel)
This function perform the image update step specific to the optimizer.
int ReadConfigurationFile(const string &a_configurationFile)
A function used to read options from a configuration file.
~iOptimizerLandweber()
The destructor of iOptimizerLandweber.
int InitializeSpecific()
This function is used to initialize specific stuff to the child optimizer.
int CheckSpecificParameters()
A private function used to check the parameters settings specific to the child optimizer.
Declaration of class vOptimizer.
#define FUNCTION_OPTIMIZER(CLASS)
Definition: vOptimizer.hh:655
This class implements the Landweber algorithm.
#define CLASS_OPTIMIZER(NAME, CLASS)
Definition: vOptimizer.hh:659
#define INTNB
Definition: gVariables.hh:92
This class is designed to generically described any iterative optimizer.
Definition: vOptimizer.hh:59
This class is designed to manage and store system matrix elements associated to a vEvent...
iOptimizerLandweber()
The constructor of iOptimizerLandweber.
int DataSpaceSpecificOperations(FLTNB a_data, FLTNB a_forwardModel, FLTNB *ap_backwardValues, FLTNB a_multiplicativeCorrections, FLTNB a_additiveCorrections, FLTNB a_blankValue, FLTNB a_quantificationFactor, oProjectionLine *ap_Line)
This function performs the data space operations specific to the optimizer (computes the values to be...
Declaration of class sAddonManager.