64 lines
2.4 KiB
C++
64 lines
2.4 KiB
C++
/***************************************************************************
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* Copyright (c) 2023 Ondsel, Inc. *
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* *
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* This file is part of OndselSolver. *
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* *
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* See LICENSE file for details about copyright. *
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***************************************************************************/
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#include "FullRow.h"
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#include "FullMatrix.h"
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namespace MbD {
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template<typename T>
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std::shared_ptr<FullMatrixDouble> FullRow<T>::transposeTimesFullRow(FRowsptr<T> fullRow)
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{
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//"a*b = a(i)b(j)"
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auto nrow = (int)this->size();
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auto answer = std::make_shared<FullMatrixDouble>(nrow);
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for (int i = 0; i < nrow; i++)
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{
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answer->atiput(i, fullRow->times(this->at(i)));
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}
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return answer;
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}
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template<>
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FRowsptr<double> FullRow<double>::timesTransposeFullMatrix(std::shared_ptr<FullMatrixDouble> fullMat)
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{
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//"a*bT = a(1,j)b(k,j)"
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int ncol = fullMat->nrow();
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auto answer = std::make_shared<FullRow<double>>(ncol);
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for (int k = 0; k < ncol; k++) {
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answer->at(k) = this->dot(fullMat->at(k));
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}
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return answer;
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}
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// TODO: can't get the following to work, but CLion says the routine that calls it in FullMatrixFullMatrixDouble is also
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// never called.
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// template<>
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// FRowsptr<std::shared_ptr<FullMatrixDouble>> FullRow<std::shared_ptr<FullMatrixDouble>>::timesTransposeFullMatrixForFMFMDsptr(
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// std::shared_ptr<FullMatrixFullMatrixDouble> fullMat)
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// {
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// //"a*bT = a(1,j)b(k,j)"
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// int ncol = fullMat->nrow();
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// auto answer = std::make_shared<FullRow<std::shared_ptr<FullMatrixDouble>>>(ncol);
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// for (int k = 0; k < ncol; k++) {
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// answer->at(k) = this->dot(fullMat->at(k));
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// }
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// return answer;
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// }
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template<>
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FRowsptr<double> FullRow<double>::timesFullMatrix(std::shared_ptr<FullMatrixDouble> fullMat)
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{
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FRowsptr<double> answer = fullMat->at(0)->times(this->at(0));
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for (int j = 1; j < (int) this->size(); j++)
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{
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answer->equalSelfPlusFullRowTimes(fullMat->at(j), this->at(j));
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}
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return answer;
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}
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}
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