/usr/include/octave-4.2.2/octave/MDiagArray2.h is in liboctave-dev 4.2.2-1ubuntu1.
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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | // Template array classes with like-type math ops
/*
Copyright (C) 1996-2017 John W. Eaton
Copyright (C) 2010 VZLU Prague
This file is part of Octave.
Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING. If not, see
<http://www.gnu.org/licenses/>.
*/
#if ! defined (octave_MDiagArray2_h)
#define octave_MDiagArray2_h 1
#include "octave-config.h"
#include "DiagArray2.h"
#include "MArray.h"
template <typename T> class MDiagArray2;
template <typename T> MDiagArray2<T> operator + (const MDiagArray2<T>&);
template <typename T> MDiagArray2<T> operator - (const MDiagArray2<T>&);
template <typename T> MDiagArray2<T> operator * (const MDiagArray2<T>&,
const T&);
template <typename T> MDiagArray2<T> operator / (const MDiagArray2<T>&,
const T&);
template <typename T> MDiagArray2<T> operator * (const T&,
const MDiagArray2<T>&);
template <typename T> MDiagArray2<T> operator + (const MDiagArray2<T>&,
const MDiagArray2<T>&);
template <typename T> MDiagArray2<T> operator - (const MDiagArray2<T>&,
const MDiagArray2<T>&);
template <typename T> MDiagArray2<T> product (const MDiagArray2<T>&,
const MDiagArray2<T>&);
//! Template for two dimensional diagonal array with math operators.
template <typename T>
class
MDiagArray2 : public DiagArray2<T>
{
public:
MDiagArray2 (void) : DiagArray2<T> () { }
MDiagArray2 (octave_idx_type r, octave_idx_type c) : DiagArray2<T> (r, c) { }
MDiagArray2 (octave_idx_type r, octave_idx_type c, const T& val)
: DiagArray2<T> (r, c, val) { }
MDiagArray2 (const MDiagArray2<T>& a) : DiagArray2<T> (a) { }
MDiagArray2 (const DiagArray2<T>& a) : DiagArray2<T> (a) { }
template <typename U>
MDiagArray2 (const DiagArray2<U>& a) : DiagArray2<T> (a) { }
explicit MDiagArray2 (const Array<T>& a) : DiagArray2<T> (a) { }
MDiagArray2 (const Array<T>& a, octave_idx_type r, octave_idx_type c)
: DiagArray2<T> (a, r, c) { }
~MDiagArray2 (void) { }
MDiagArray2<T>& operator = (const MDiagArray2<T>& a)
{
DiagArray2<T>::operator = (a);
return *this;
}
MArray<T> array_value () const
{
return DiagArray2<T>::array_value ();
}
octave_idx_type nnz (void) const
{
octave_idx_type retval = 0;
const T *d = this->data ();
octave_idx_type nel = this->length ();
for (octave_idx_type i = 0; i < nel; i++)
{
if (d[i] != T ())
retval++;
}
return retval;
}
MArray<T> diag (octave_idx_type k = 0) const
{ return DiagArray2<T>::extract_diag (k); }
MDiagArray2<T> transpose (void) const { return DiagArray2<T>::transpose (); }
MDiagArray2<T> hermitian (T (*fcn) (const T&) = 0) const
{ return DiagArray2<T>::hermitian (fcn); }
bool is_multiple_of_identity (T val) const;
// Currently, the OPS functions don't need to be friends, but that
// may change.
friend MDiagArray2<T> operator + <> (const MDiagArray2<T>&);
friend MDiagArray2<T> operator - <> (const MDiagArray2<T>&);
friend MDiagArray2<T> operator * <> (const MDiagArray2<T>&, const T&);
friend MDiagArray2<T> operator / <> (const MDiagArray2<T>&, const T&);
friend MDiagArray2<T> operator * <> (const T&, const MDiagArray2<T>&);
friend MDiagArray2<T> operator + <> (const MDiagArray2<T>&,
const MDiagArray2<T>&);
friend MDiagArray2<T> operator - <> (const MDiagArray2<T>&,
const MDiagArray2<T>&);
friend MDiagArray2<T> product <> (const MDiagArray2<T>&,
const MDiagArray2<T>&);
};
#define MDIAGARRAY2_FORWARD_DEFS(B, R, T) \
inline R \
operator + (const R& x) \
{ \
return R (operator + (dynamic_cast<const B<T>&> (x))); \
} \
inline R \
operator - (const R& x) \
{ \
return R (operator - (dynamic_cast<const B<T>&> (x))); \
} \
inline R \
operator * (const R& x, const T& y) \
{ \
return R (operator * (dynamic_cast<const B<T>&> (x), (y))); \
} \
inline R \
operator / (const R& x, const T& y) \
{ \
return R (operator / (dynamic_cast<const B<T>&> (x), (y))); \
} \
inline R \
operator * (const T& x, const R& y) \
{ \
return R (operator * ( (x), dynamic_cast<const B<T>&> (y))); \
} \
inline R \
operator + (const R& x, const R& y) \
{ \
return R (operator + (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R \
operator - (const R& x, const R& y) \
{ \
return R (operator - (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R \
product (const R& x, const R& y) \
{ \
return R (product (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
}
#endif
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