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
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2009-2010 Gael Guennebaud <gael.guennebaud@inria.fr>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#ifndef EIGEN_BLAS_COMMON_H
#define EIGEN_BLAS_COMMON_H
#include <Eigen/Core>
#include <Eigen/Jacobi>
#include <iostream>
#include <complex>
#ifndef SCALAR
#error the token SCALAR must be defined to compile this file
#endif
#include <Eigen/src/misc/blas.h>
#define NOTR 0
#define TR 1
#define ADJ 2
#define LEFT 0
#define RIGHT 1
#define UP 0
#define LO 1
#define NUNIT 0
#define UNIT 1
#define INVALID 0xff
#define OP(X) ( ((X)=='N' || (X)=='n') ? NOTR \
: ((X)=='T' || (X)=='t') ? TR \
: ((X)=='C' || (X)=='c') ? ADJ \
: INVALID)
#define SIDE(X) ( ((X)=='L' || (X)=='l') ? LEFT \
: ((X)=='R' || (X)=='r') ? RIGHT \
: INVALID)
#define UPLO(X) ( ((X)=='U' || (X)=='u') ? UP \
: ((X)=='L' || (X)=='l') ? LO \
: INVALID)
#define DIAG(X) ( ((X)=='N' || (X)=='n') ? NUNIT \
: ((X)=='U' || (X)=='u') ? UNIT \
: INVALID)
inline bool check_op(const char* op)
{
return OP(*op)!=0xff;
}
inline bool check_side(const char* side)
{
return SIDE(*side)!=0xff;
}
inline bool check_uplo(const char* uplo)
{
return UPLO(*uplo)!=0xff;
}
namespace Eigen {
#include "BandTriangularSolver.h"
#include "GeneralRank1Update.h"
#include "PackedSelfadjointProduct.h"
#include "PackedTriangularMatrixVector.h"
#include "PackedTriangularSolverVector.h"
#include "Rank2Update.h"
}
using namespace Eigen;
typedef SCALAR Scalar;
typedef NumTraits<Scalar>::Real RealScalar;
typedef std::complex<RealScalar> Complex;
enum
{
IsComplex = Eigen::NumTraits<SCALAR>::IsComplex,
Conj = IsComplex
};
typedef Matrix<Scalar,Dynamic,Dynamic,ColMajor> PlainMatrixType;
typedef Map<Matrix<Scalar,Dynamic,Dynamic,ColMajor>, 0, OuterStride<> > MatrixType;
typedef Map<Matrix<Scalar,Dynamic,1>, 0, InnerStride<Dynamic> > StridedVectorType;
typedef Map<Matrix<Scalar,Dynamic,1> > CompactVectorType;
template<typename T>
Map<Matrix<T,Dynamic,Dynamic,ColMajor>, 0, OuterStride<> >
matrix(T* data, int rows, int cols, int stride)
{
return Map<Matrix<T,Dynamic,Dynamic,ColMajor>, 0, OuterStride<> >(data, rows, cols, OuterStride<>(stride));
}
template<typename T>
Map<Matrix<T,Dynamic,1>, 0, InnerStride<Dynamic> > vector(T* data, int size, int incr)
{
return Map<Matrix<T,Dynamic,1>, 0, InnerStride<Dynamic> >(data, size, InnerStride<Dynamic>(incr));
}
template<typename T>
Map<Matrix<T,Dynamic,1> > vector(T* data, int size)
{
return Map<Matrix<T,Dynamic,1> >(data, size);
}
template<typename T>
T* get_compact_vector(T* x, int n, int incx)
{
if(incx==1)
return x;
T* ret = new Scalar[n];
if(incx<0) vector(ret,n) = vector(x,n,-incx).reverse();
else vector(ret,n) = vector(x,n, incx);
return ret;
}
template<typename T>
T* copy_back(T* x_cpy, T* x, int n, int incx)
{
if(x_cpy==x)
return 0;
if(incx<0) vector(x,n,-incx).reverse() = vector(x_cpy,n);
else vector(x,n, incx) = vector(x_cpy,n);
return x_cpy;
}
#define EIGEN_BLAS_FUNC(X) EIGEN_CAT(SCALAR_SUFFIX,X##_)
#endif // EIGEN_BLAS_COMMON_H
|
