Revision 38b22f7bf846544d8054ac93e1925a0209768ad6 authored by Konrad Werys on 08 August 2019, 11:35:05 UTC, committed by Konrad Werys on 08 August 2019, 11:35:05 UTC
1 parent ded8e4d
OxImageCalculatorT1.hxx
/*!
* \file OxImageCalculator.hxx
* \author Konrad Werys
* \date 2018/08/08
*/
#ifndef Tomato_OXIMAGECALCULATORT1_HXX
#define Tomato_OXIMAGECALCULATORT1_HXX
namespace Ox {
template<typename MeasureType>
ImageCalculatorT1<MeasureType>
::ImageCalculatorT1(){
_nCols = 0;
_nRows = 0;
_nSamples = 0;
_useThreads = true;
_invTimes = 0; // nSamples
_imageMag = 0; // nCols * nRows * nSamples, address [iCol][iRow][iSam] iSample * (nCols*nRows) + iRow * nCols + iCol
_imagePha = 0; // nCols * nRows * nSamples, address [iCol][iRow][iSam] iSample * (nCols*nRows) + iRow * nCols + iCol
_imageResults = 0; // nCols * nRows * nDims, address [iCol][iRow][iDim] iDim * (nCols*nRows) + iRow * nCols + iCol
_calculatorT1 = 0;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setUseThreads(bool _useThreads) {
ImageCalculatorT1::_useThreads = _useThreads;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setNCols(int _nCols) {
ImageCalculatorT1::_nCols = _nCols;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setNRows(int _nRows) {
ImageCalculatorT1::_nRows = _nRows;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setNSamples(int _nSamples) {
ImageCalculatorT1::_nSamples = _nSamples;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setInvTimes( MeasureType *_invTimes) {
ImageCalculatorT1::_invTimes = _invTimes;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setImageMag( MeasureType *_imageMag) {
ImageCalculatorT1::_imageMag = _imageMag;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setImagePha( MeasureType *_imagePha) {
ImageCalculatorT1::_imagePha = _imagePha;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setImageResults( MeasureType *_imageResults) {
ImageCalculatorT1::_imageResults = _imageResults;
}
template<typename MeasureType>
void
ImageCalculatorT1<MeasureType>
::setCalculatorT1(CalculatorT1 <MeasureType> *_calculatorT1) {
ImageCalculatorT1::_calculatorT1 = _calculatorT1;
}
template<typename MeasureType>
MeasureType *
ImageCalculatorT1<MeasureType>
::getImageResults() const {
return _imageResults;
};
template<typename MeasureType>
int
ImageCalculatorT1<MeasureType>
::calculate(){
if (!_useThreads) {
int posStart = 0;
int posStop = _nCols * _nRows;
calculateOneThread(posStart, posStop);
}
else {
#ifndef CXX_STANDARD_98
// get the threads ready
std::vector<std::thread> threads;
unsigned concurentThreadsSupported = std::thread::hardware_concurrency();
std::cout << "Number of threads: " << concurentThreadsSupported << std::endl;
// calc the range of pixels for each thread
std::vector<int> limits = KWUtil::bounds<MeasureType>(concurentThreadsSupported, _nCols * _nRows);
// threaded loop
for (int i = 0; i < concurentThreadsSupported; ++i){
threads.push_back(std::thread(&ImageCalculatorT1<MeasureType>::calculateOneThread, this, limits[i], limits[i+1]));
}
// finish threads
for(auto &t : threads){
t.join();
}
#else
std::cout << "Threads not supported in Tomato with C++98" << std::endl;
#endif
}
return 0; // EXIT_SUCCESS
}
template<typename MeasureType>
int
ImageCalculatorT1<MeasureType>
::calculateOneThread(int posStart, int posStop){
// perform all the calculations on the copies of original objects!!!
// clone the necessary objects
Ox::CalculatorT1<MeasureType> *calculatorT1 = _calculatorT1->newByCloning();
Ox::FunctionsT1<MeasureType> *functionsObject = _calculatorT1->getFunctionsT1()->newByCloning();
Ox::Fitter<MeasureType> *fitter = _calculatorT1->getFitter()->newByCloning();
Ox::SignCalculator<MeasureType> *signCalculator = _calculatorT1->getSignCalculator()->newByCloning();
Ox::StartPointCalculator<MeasureType> *startPointCalculator = _calculatorT1->getStartPointCalculator()->newByCloning();
// configure
calculatorT1->setFunctionsT1(functionsObject);
calculatorT1->setFitter(fitter);
calculatorT1->setSignCalculator(signCalculator);
calculatorT1->setStartPointCalculator(startPointCalculator);
calculatorT1->setNSamples(_nSamples);
calculatorT1->setInvTimes(_invTimes);
for (int pos = posStart; pos < posStop; ++pos) {
// set the data
MeasureType *sigMag = new MeasureType[_nSamples];
MeasureType *sigPha = new MeasureType[_nSamples];
for (int iSample = 0; iSample < _nSamples; ++iSample) {
sigMag[iSample] = _imageMag[iSample * (_nCols * _nRows) + pos];
sigPha[iSample] = _imagePha[iSample * (_nCols * _nRows) + pos];
}
calculatorT1->setSigMag(sigMag);
calculatorT1->setSigPha(sigPha);
calculatorT1->calculate();
_imageResults[0 * (_nCols * _nRows) + pos] = calculatorT1->getResults().A;
_imageResults[1 * (_nCols * _nRows) + pos] = calculatorT1->getResults().B;
_imageResults[2 * (_nCols * _nRows) + pos] = calculatorT1->getResults().T1star;
delete [] sigMag;
delete [] sigPha;
}
delete calculatorT1;
delete functionsObject;
delete fitter;
delete signCalculator;
delete startPointCalculator;
return 0; // EXIT_SUCCESS
}
} // namespace Ox
#endif //Tomato_OXIMAGECALCULATORT1_H
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