CPPLapack
 All Classes Files Functions Variables Friends
dgsmatrix-dsymatrix.hpp
Go to the documentation of this file.
00001 //=============================================================================
00002 /*! dgsmatrix+dsymatrix operator */
00003 inline _dgematrix operator+(const dgsmatrix& matA, const dsymatrix& matB)
00004 {VERBOSE_REPORT;
00005 #ifdef  CPPL_DEBUG
00006   if(matA.m!=matB.n || matA.n!=matB.n){
00007     ERROR_REPORT;
00008     std::cerr << "These two matrises can not make a summation." << std::endl
00009               << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.n << "x" << matB.n << ")." << std::endl;
00010     exit(1);
00011   }
00012 #endif//CPPL_DEBUG
00013   
00014   dgematrix newmat( matB.to_dgematrix() );
00015   for(std::vector<dcomponent>::const_iterator it=matA.data.begin(); it!=matA.data.end(); it++){
00016     newmat(it->i,it->j) += it->v;
00017   }
00018   
00019   return _(newmat);
00020 }
00021 
00022 //=============================================================================
00023 /*! dgsmatrix-dsymatrix operator */
00024 inline _dgematrix operator-(const dgsmatrix& matA, const dsymatrix& matB)
00025 {VERBOSE_REPORT;
00026 #ifdef  CPPL_DEBUG
00027   if(matA.m!=matB.n || matA.n!=matB.n){
00028     ERROR_REPORT;
00029     std::cerr << "These two matrises can not make a subtraction." << std::endl
00030               << "Your input was (" << matA.m << "x" << matA.n << ") - (" << matB.n << "x" << matB.n << ")." << std::endl;
00031     exit(1);
00032   }
00033 #endif//CPPL_DEBUG
00034 
00035   //// shallow copy to dgematrix ////
00036   dgematrix newmat( (-matB).to_dgematrix() );
00037   
00038   //// add ////
00039   for(std::vector<dcomponent>::const_iterator it=matA.data.begin(); it!=matA.data.end(); it++){
00040     newmat(it->i,it->j) += it->v;
00041   }
00042   
00043   return _(newmat);
00044 }
00045 
00046 //=============================================================================
00047 /*! dgsmatrix*dsymatrix operator */
00048 inline _dgematrix operator*(const dgsmatrix& matA, const dsymatrix& matB)
00049 {VERBOSE_REPORT;
00050 #ifdef  CPPL_DEBUG
00051   if(matA.n!=matB.n){
00052     ERROR_REPORT;
00053     std::cerr << "These two matrises can not make a product." << std::endl
00054               << "Your input was (" << matA.m << "x" << matA.n << ") * (" << matB.n << "x" << matB.n << ")." << std::endl;
00055     exit(1);
00056   }
00057 #endif//CPPL_DEBUG
00058   
00059   dgematrix newmat(matA.m, matB.n);
00060   newmat.zero();
00061   
00062   for(std::vector<dcomponent>::const_iterator it=matA.data.begin(); it!=matA.data.end(); it++){
00063     for(long i=0; i<matB.n; i++){
00064       newmat(it->i,i) += it->v*matB(it->j,i);
00065     }
00066   }
00067   
00068   return _(newmat);
00069 }
 All Classes Files Functions Variables Friends