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_dgematrix-dsymatrix.hpp
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00001 //=============================================================================
00002 /*! _dgematrix+dsymatrix operator */
00003 inline _dgematrix operator+(const _dgematrix& matA, const dsymatrix& matB)
00004 {VERBOSE_REPORT;
00005 #ifdef  CPPL_DEBUG
00006   if(matA.n!=matB.n || matA.m!=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   for(long i=0; i<matB.n; i++){
00015     for(long j=0; j<matB.n; j++){
00016       matA(i,j)+=matB(i,j);
00017     }
00018   }
00019   
00020   return matA;
00021 }
00022 
00023 //=============================================================================
00024 /*! _dgematrix-dsymatrix operator */
00025 inline _dgematrix operator-(const _dgematrix& matA, const dsymatrix& matB)
00026 {VERBOSE_REPORT;
00027 #ifdef  CPPL_DEBUG
00028   if(matA.n!=matB.n || matA.m!=matB.n){
00029     ERROR_REPORT;
00030     std::cerr << "These two matrises can not make a summation." << std::endl
00031               << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.n << "x" << matB.n << ")." << std::endl;
00032     exit(1);
00033   }
00034 #endif//CPPL_DEBUG
00035   
00036   for(long i=0; i<matB.n; i++){
00037     for(long j=0; j<matB.n; j++){
00038       matA(i,j)-=matB(i,j);
00039     }
00040   }
00041   
00042   return matA;
00043 }
00044 
00045 //=============================================================================
00046 /*! _dgematrix*dsymatrix operator */
00047 inline _dgematrix operator*(const _dgematrix& matA, const dsymatrix& matB)
00048 {VERBOSE_REPORT;
00049 #ifdef  CPPL_DEBUG
00050   if(matA.n!=matB.n){
00051     ERROR_REPORT;
00052     std::cerr << "These two matrises can not make a product." << std::endl
00053               << "Your input was (" << matA.m << "x" << matA.n << ") * (" << matB.n << "x" << matB.n << ")." << std::endl;
00054     exit(1);
00055   }
00056 #endif//CPPL_DEBUG
00057   
00058   dgematrix newmat( matA.m, matB.n );
00059   dsymm_( 'R', 'l', newmat.m, newmat.n, 1.0, matB.array, matB.n, 
00060           matA.array, matA.m, 0.0, newmat.array, newmat.m );
00061   
00062   matA.destroy();
00063   return _(newmat);
00064 }
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