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_zgbmatrix-zgematrix.hpp
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1 //=============================================================================
2 /*! _zgbmatrix+zgematrix operator */
3 inline _zgematrix operator+(const _zgbmatrix& matA, const zgematrix& matB)
4 {CPPL_VERBOSE_REPORT;
5 #ifdef CPPL_DEBUG
6  if(matA.n!=matB.n || matA.m!=matB.m){
7  ERROR_REPORT;
8  std::cerr << "These two matrises can not make a summation." << std::endl
9  << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.m << "x" << matB.n << ")." << std::endl;
10  exit(1);
11  }
12 #endif//CPPL_DEBUG
13 
14  zgematrix newmat(matB);
15 
16  for(CPPL_INT i=0; i<matA.m; i++){
17  const CPPL_INT jmax =std::min(matA.n,i+matA.ku+1);
18  for(CPPL_INT j=std::max(CPPL_INT(0),i-matA.kl); j<jmax; j++){
19  newmat(i,j) += matA(i,j);
20  }
21  }
22 
23  matA.destroy();
24  return _(newmat);
25 }
26 
27 //=============================================================================
28 /*! _zgbmatrix-zgematrix operator */
29 inline _zgematrix operator-(const _zgbmatrix& matA, const zgematrix& matB)
30 {CPPL_VERBOSE_REPORT;
31 #ifdef CPPL_DEBUG
32  if(matA.n!=matB.n || matA.m!=matB.m){
33  ERROR_REPORT;
34  std::cerr << "These two matrises can not make a summation." << std::endl
35  << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.m << "x" << matB.n << ")." << std::endl;
36  exit(1);
37  }
38 #endif//CPPL_DEBUG
39 
40  zgematrix newmat(-matB);
41 
42  for(CPPL_INT i=0; i<matA.m; i++){
43  const CPPL_INT jmax =std::min(matA.n,i+matA.ku+1);
44  for(CPPL_INT j=std::max(CPPL_INT(0),i-matA.kl); j<jmax; j++){
45  newmat(i,j) += matA(i,j);
46  }
47  }
48 
49  matA.destroy();
50  return _(newmat);
51 }
52 
53 //=============================================================================
54 /*! _zgbmatrix*zgematrix operator */
55 inline _zgematrix operator*(const _zgbmatrix& matA, const zgematrix& matB)
56 {CPPL_VERBOSE_REPORT;
57 #ifdef CPPL_DEBUG
58  if(matA.n!=matB.m){
59  ERROR_REPORT;
60  std::cerr << "These two matrises can not make a product." << std::endl
61  << "Your input was (" << matA.m << "x" << matA.n << ") * (" << matB.m << "x" << matB.n << ")." << std::endl;
62  exit(1);
63  }
64 #endif//CPPL_DEBUG
65 
66  zgematrix newmat( matA.m, matB.n );
67  newmat.zero();
68 
69  for(CPPL_INT i=0; i<newmat.m; i++){
70  for(CPPL_INT j=0; j<newmat.n; j++){
71  const CPPL_INT kmax =std::min(matA.n,i+matA.ku+1);
72  for(CPPL_INT k=std::max(CPPL_INT(0),i-matA.kl); k<kmax; k++){
73  newmat(i,j) += matA(i,k)*matB(k,j);
74  }
75  }
76  }
77 
78  matA.destroy();
79  return _(newmat);
80 }
CPPL_INT ku
upper band width
Definition: _zgbmatrix.hpp:12
CPPL_INT kl
lower band width
Definition: _zgbmatrix.hpp:11
_dgematrix i(const _dgbmatrix &mat)
void destroy() const
CPPL_INT n
matrix column size
Definition: zgematrix.hpp:10
Complex Double-precision General Dence Matrix Class.
Definition: zgematrix.hpp:3
zgematrix & zero()
_zgematrix operator+(const _zgbmatrix &matA, const zgematrix &matB)
(DO NOT USE) Smart-temporary Complex Double-precision General Dence Matrix Class
Definition: _zgematrix.hpp:3
CPPL_INT m
matrix row size
Definition: zgematrix.hpp:9
(DO NOT USE) Smart-temporary Complex Double-precision General Band Matrix Class
Definition: _zgbmatrix.hpp:3
CPPL_INT m
matrix row size
Definition: _zgbmatrix.hpp:9
_zgematrix operator*(const _zgbmatrix &matA, const zgematrix &matB)
CPPL_INT n
matrix column size
Definition: _zgbmatrix.hpp:10
_dcovector _(dcovector &vec)
_zgematrix operator-(const _zgbmatrix &matA, const zgematrix &matB)