118 lines
3.4 KiB
C++
118 lines
3.4 KiB
C++
/***************************************************************************
|
|
* Copyright (c) 2023 Ondsel, Inc. *
|
|
* *
|
|
* This file is part of OndselSolver. *
|
|
* *
|
|
* See LICENSE file for details about copyright. *
|
|
***************************************************************************/
|
|
|
|
#include "DiagonalMatrix.h"
|
|
#include "FullMatrix.h"
|
|
|
|
namespace MbD {
|
|
|
|
template<>
|
|
inline DiagMatDsptr DiagonalMatrix<double>::times(double factor)
|
|
{
|
|
auto nrow = (int)this->size();
|
|
auto answer = std::make_shared<DiagonalMatrix<double>>(nrow);
|
|
for (int i = 0; i < nrow; i++)
|
|
{
|
|
answer->at(i) = this->at(i) * factor;
|
|
}
|
|
return answer;
|
|
}
|
|
template<typename T>
|
|
inline void DiagonalMatrix<T>::atiputDiagonalMatrix(int i, std::shared_ptr<DiagonalMatrix<T>> diagMat)
|
|
{
|
|
for (int ii = 0; ii < diagMat->size(); ii++)
|
|
{
|
|
this->at(i + ii) = diagMat->at(ii);
|
|
}
|
|
}
|
|
template<typename T>
|
|
inline DiagMatsptr<T> DiagonalMatrix<T>::times(T factor)
|
|
{
|
|
assert(false);
|
|
}
|
|
template<typename T>
|
|
inline FColsptr<T> DiagonalMatrix<T>::timesFullColumn(FColsptr<T> fullCol)
|
|
{
|
|
//"a*b = a(i,j)b(j) sum j."
|
|
|
|
auto nrow = (int)this->size();
|
|
auto answer = std::make_shared<FullColumn<T>>(nrow);
|
|
for (int i = 0; i < nrow; i++)
|
|
{
|
|
answer->at(i) = this->at(i) * fullCol->at(i);
|
|
}
|
|
return answer;
|
|
}
|
|
template<typename T>
|
|
inline FMatDsptr DiagonalMatrix<T>::timesFullMatrix(FMatDsptr fullMat)
|
|
{
|
|
auto nrow = (int)this->size();
|
|
auto answer = std::make_shared<FullMatrixDouble>(nrow);
|
|
for (int i = 0; i < nrow; i++)
|
|
{
|
|
answer->at(i) = fullMat->at(i)->times(this->at(i));
|
|
}
|
|
return answer;
|
|
}
|
|
template<>
|
|
inline double DiagonalMatrix<double>::sumOfSquares()
|
|
{
|
|
double sum = 0.0;
|
|
for (int i = 0; i < this->size(); i++)
|
|
{
|
|
double element = this->at(i);
|
|
sum += element * element;
|
|
}
|
|
return sum;
|
|
}
|
|
template<typename T>
|
|
inline int DiagonalMatrix<T>::numberOfElements()
|
|
{
|
|
auto n = (int)this->size();
|
|
return n * n;
|
|
}
|
|
template<>
|
|
inline void DiagonalMatrix<double>::zeroSelf()
|
|
{
|
|
for (int i = 0; i < this->size(); i++) {
|
|
this->at(i) = 0.0;
|
|
}
|
|
}
|
|
template<>
|
|
inline double DiagonalMatrix<double>::maxMagnitude()
|
|
{
|
|
double max = 0.0;
|
|
for (int i = 0; i < this->size(); i++)
|
|
{
|
|
double element = this->at(i);
|
|
if (element < 0.0) element = -element;
|
|
if (max < element) max = element;
|
|
}
|
|
return max;
|
|
}
|
|
template<typename T>
|
|
inline double DiagonalMatrix<T>::maxMagnitude()
|
|
{
|
|
assert(false);
|
|
return 0.0;
|
|
}
|
|
template<typename T>
|
|
inline std::ostream& DiagonalMatrix<T>::printOn(std::ostream& s) const
|
|
{
|
|
s << "DiagMat[";
|
|
s << this->at(0);
|
|
for (int i = 1; i < this->size(); i++)
|
|
{
|
|
s << ", " << this->at(i);
|
|
}
|
|
s << "]";
|
|
return s;
|
|
}
|
|
|
|
}
|