Go to the source code of this file.
Functions | |
_dgbmatrix | operator+ (const dgbmatrix &matA, const dgbmatrix &matB) |
_dgbmatrix | operator- (const dgbmatrix &matA, const dgbmatrix &matB) |
_dgbmatrix | operator* (const dgbmatrix &matA, const dgbmatrix &matB) |
_dgbmatrix operator+ | ( | const dgbmatrix & | matA, |
const dgbmatrix & | matB | ||
) | [inline] |
dgbmatrix+dgbmatrix operator
Definition at line 133 of file dgbmatrix-dgbmatrix.hpp.
References _(), i(), dgbmatrix::kl, dgbmatrix::ku, dgbmatrix::m, dgbmatrix::n, and dgbmatrix::zero().
{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 dgbmatrix newmat(matA.m,matA.n,std::max(matA.kl,matB.kl),std::max(matA.ku,matB.ku)); newmat.zero(); for(long i=0; i<matA.m; i++){ for(long j=std::max(long(0),i-matA.kl); j<std::min(matA.n,i+matA.ku+1); j++){ newmat(i,j)+=matA(i,j); } for(long j=std::max(long(0),i-matB.kl); j<std::min(matB.n,i+matB.ku+1); j++){ newmat(i,j)+=matB(i,j); } } return _(newmat); }
_dgbmatrix operator- | ( | const dgbmatrix & | matA, |
const dgbmatrix & | matB | ||
) | [inline] |
dgbmatrix-dgbmatrix operator
Definition at line 161 of file dgbmatrix-dgbmatrix.hpp.
References _(), i(), dgbmatrix::kl, dgbmatrix::ku, dgbmatrix::m, dgbmatrix::n, and dgbmatrix::zero().
{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 dgbmatrix newmat(matA.m,matA.n,std::max(matA.kl,matB.kl),std::max(matA.ku,matB.ku)); newmat.zero(); for(long i=0; i<matA.m; i++){ for(long j=std::max(long(0),i-matA.kl); j<std::min(matA.n,i+matA.ku+1); j++){ newmat(i,j)+=matA(i,j); } for(long j=std::max(long(0),i-matB.kl); j<std::min(matB.n,i+matB.ku+1); j++){ newmat(i,j)-=matB(i,j); } } return _(newmat); }
_dgbmatrix operator* | ( | const dgbmatrix & | matA, |
const dgbmatrix & | matB | ||
) | [inline] |
dgbmatrix*dgbmatrix operator
Definition at line 189 of file dgbmatrix-dgbmatrix.hpp.
References _(), i(), dgbmatrix::kl, dgbmatrix::ku, dgbmatrix::m, dgbmatrix::n, and dgbmatrix::zero().
{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 dgbmatrix newmat( matA.m, matB.n, std::min(matA.kl+matB.kl,matA.m-1), std::min(matA.ku+matB.ku,matB.n-1) ); newmat.zero(); for(long i=0; i<newmat.m; i++){ for(long j=std::max(long(0),i-newmat.kl); j<std::min(newmat.n,i+newmat.ku+1); j++){ for(long k=std::max( std::max(long(0),i-matA.kl), std::max(long(0),j-matB.ku) ); k< std::min( std::min(matA.n,i+matA.ku+1), std::min(matB.m,j+matB.kl+1) ); k++){ newmat(i,j)+= matA(i,k)*matB(k,j); } } } return _(newmat); }