dgsmatrix-_dgsmatrix.hpp File Reference

Go to the source code of this file.

Functions
_dgsmatrix	operator+ (const dgsmatrix &matA, const _dgsmatrix &matB)
_dgsmatrix	operator- (const dgsmatrix &matA, const _dgsmatrix &matB)
_dgsmatrix	operator* (const dgsmatrix &matA, const _dgsmatrix &matB)

Function Documentation

_dgsmatrix operator+ ( const dgsmatrix &  matA, const _dgsmatrix &  matB  )

inline

dgsmatrix+_dgsmatrix operator

Definition at line 92 of file dgsmatrix-_dgsmatrix.hpp.

References _(), dgsmatrix::data, _dgsmatrix::m, dgsmatrix::m, dgsmatrix::n, and _dgsmatrix::n.

{CPPL_VERBOSE_REPORT;
#ifdef  CPPL_DEBUG
  if(matA.n!=matB.n || matA.m!=matB.m){
    ERROR_REPORT;
    std::cerr << "These two matrises can not make a summation." << std::endl
              << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.m << "x" << matB.n << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG

  dgsmatrix newmat(matB);
  
  const std::vector<dcomponent>::const_iterator matA_data_end =matA.data.end();
  for(std::vector<dcomponent>::const_iterator it=matA.data.begin(); it!=matA_data_end; it++){
    newmat(it->i,it->j) += it->v;
  }
  
  return _(newmat);
}

_dgsmatrix operator- ( const dgsmatrix &  matA, const _dgsmatrix &  matB  )

inline

dgsmatrix-_dgsmatrix operator

Definition at line 115 of file dgsmatrix-_dgsmatrix.hpp.

References _(), dgsmatrix::chsign(), dgsmatrix::data, _dgsmatrix::m, dgsmatrix::m, dgsmatrix::n, and _dgsmatrix::n.

{CPPL_VERBOSE_REPORT;
#ifdef  CPPL_DEBUG
  if(matA.n!=matB.n || matA.m!=matB.m){
    ERROR_REPORT;
    std::cerr << "These two matrises can not make a subtraction." << std::endl
              << "Your input was (" << matA.m << "x" << matA.n << ") - (" << matB.m << "x" << matB.n << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  dgsmatrix newmat(matB);
  newmat.chsign();
  
  const std::vector<dcomponent>::const_iterator matA_data_end =matA.data.end();
  for(std::vector<dcomponent>::const_iterator it=matA.data.begin(); it!=matA_data_end; it++){
    newmat(it->i,it->j) += it->v;
  }
  
  return _(newmat);
}

_dgsmatrix operator* ( const dgsmatrix &  matA, const _dgsmatrix &  matB  )

inline

dgsmatrix*_dgsmatrix operator

Definition at line 139 of file dgsmatrix-_dgsmatrix.hpp.

References _(), dgsmatrix::data, _dgsmatrix::data, _dgsmatrix::destroy(), _dgsmatrix::m, dgsmatrix::m, _dgsmatrix::n, dgsmatrix::n, and _dgsmatrix::rows.

{CPPL_VERBOSE_REPORT;
#ifdef  CPPL_DEBUG
  if(matA.n!=matB.m){
    ERROR_REPORT;
    std::cerr << "These two matrises can not make a product." << std::endl
              << "Your input was (" << matA.m << "x" << matA.n << ") * (" << matB.m << "x" << matB.n << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  dgsmatrix newmat(matA.m, matB.n);

  const std::vector<dcomponent>::const_iterator matA_data_end =matA.data.end();
  for(std::vector<dcomponent>::const_iterator it=matA.data.begin(); it!=matA_data_end; it++){
    CPPL_INT k =it->j;
    const std::vector<CPPL_INT>::iterator matB_rows_k_end =matB.rows[k].end();
    for(std::vector<CPPL_INT>::iterator p=matB.rows[k].begin(); p!=matB_rows_k_end; p++){
      newmat(it->i,matB.data[*p].j) += it->v*matB.data[*p].v;
    }
  }
  
  matB.destroy();
  return _(newmat);
}