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/**************************************************************************/
/* Copyright 2012 Tim Day */
/* */
/* This file is part of Evolvotron */
/* */
/* Evolvotron is free software: you can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation, either version 3 of the License, or */
/* (at your option) any later version. */
/* */
/* Evolvotron is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU General Public License for more details. */
/* */
/* You should have received a copy of the GNU General Public License */
/* along with Evolvotron. If not, see <http://www.gnu.org/licenses/>. */
/**************************************************************************/
/*! \file
\brief Implementation for class Matrix.
No Matrix:: code because of usual template instantiation problem.
*/
#include "matrix.h"
#include "random.h"
#include <iostream>
//! Test code
void testmatrix_extract_runtime(Matrix<2,2,float>& m_out,const Matrix<3,3,float>& m_in)
{
m_in.extract_minor(1,1,m_out);
}
//! Test code
void testmatrix_extract_compiletime(Matrix<2,2,float>& m_out,const Matrix<3,3,float>& m_in)
{
m_in.extract_minor<1,1>(m_out);
}
//! Test code
float testmatrix_across(const Matrix<3,3,float>& m_in)
{
return MatrixHelperSumCofactorDeterminantProducts<2,3,3,float>::execute(m_in);
}
//! Test code
void testmatrix_inverse(Matrix<3,3,float>& m_out,const Matrix<3,3,float>& m_in)
{
m_out=m_in.inverted();
}
//! Test code
float testmatrix_determinant(const Matrix<3,3,float>& m_in)
{
return m_in.determinant();
}
//! Test code (uncomment out call from main to use)
void testmatrix()
{
std::cout << "Testing matrix class:\n";
Random01 r01(time(0));
for (uint i=0;i<4;i++)
{
Matrix<3,3,float> m0;
for (uint r=0;r<m0.rows();r++)
for (uint c=0;c<m0.cols();c++)
{
if (i==0)
m0[r][c]=(r==c);
else if (i==1)
m0[r][c]=2*(r==c);
else if (i==2)
m0[r][c]=0.0;
else
m0[r][c]=2.0*r01()-1.0;
}
m0.write(std::cout);
std::cout << "\n";
std::cout << m0.determinant();
std::cout << "\n";
Matrix<3,3,float> m1(m0.inverted());
testmatrix_inverse(m1,m0);
m1.write(std::cout);
std::cout << "\n";
Matrix<3,3,float> m2=m0*m1;
m2.write(std::cout);
std::cout << "-----\n";
}
}
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