Menu

[r32]: / trunk / include / zgbmatrix- / zgbmatrix-double.hpp  Maximize  Restore  History

Download this file

66 lines (54 with data), 2.0 kB

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
//=============================================================================
/*! zgbmatrix*=double operator */
inline zgbmatrix& zgbmatrix::operator*=(const double& d)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] zgbmatrix::operator*=(const double&)"
<< std::endl;
#endif//CPPL_VERBOSE
zdscal_((KL+KU+1)*N, d, Array, 1);
return *this;
}
//=============================================================================
/*! zgbmatrix/=double operator */
inline zgbmatrix& zgbmatrix::operator/=(const double& d)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] zgbmatrix::operator/=(const double&)"
<< std::endl;
#endif//CPPL_VERBOSE
zdscal_((KL+KU+1)*N, 1./d, Array, 1);
return *this;
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
//=============================================================================
/*! zgbmatrix*double operator */
inline _zgbmatrix operator*(const zgbmatrix& mat, const double& d)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] operator*(const zgbmatrix&, const double&)"
<< std::endl;
#endif//CPPL_VERBOSE
zgbmatrix newmat(mat.M, mat.N, mat.KL, mat.KU);
for(long i=0; i<(newmat.kl+newmat.ku+1)*newmat.n; i++){
newmat.array[i] =mat.Array[i]*d;
}
return _(newmat);
}
//=============================================================================
/*! zgbmatrix/double operator */
inline _zgbmatrix operator/(const zgbmatrix& mat, const double& d)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] operator/(const zgbmatrix&, const double&)"
<< std::endl;
#endif//CPPL_VERBOSE
double inv_d(1./d);
zgbmatrix newmat(mat.M, mat.N, mat.KL, mat.KU);
for(long i=0; i<(newmat.kl+newmat.ku+1)*newmat.n; i++){
newmat.array[i] =d*mat.Array[i]*inv_d;
}
return _(newmat);
}
Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.