Mercurial > hg > octave-lyh
annotate liboctave/intNDArray.h @ 9721:192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
| author | Jaroslav Hajek <highegg@gmail.com> |
|---|---|
| date | Tue, 13 Oct 2009 12:22:50 +0200 |
| parents | 1be3c73ed7b5 |
| children | b4fdfee405b5 |
| rev | line source |
|---|---|
| 4902 | 1 /* |
| 2 | |
| 8920 | 3 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton |
| 4902 | 4 |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 4902 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 4902 | 20 |
| 21 */ | |
| 22 | |
| 23 #if !defined (octave_intNDArray_h) | |
| 24 #define octave_intNDArray_h 1 | |
| 25 | |
| 26 #include "MArrayN.h" | |
| 27 #include "boolNDArray.h" | |
|
9721
192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
9607
diff
changeset
|
28 class NDArray; |
| 4902 | 29 |
| 30 template <class T> | |
| 31 class | |
| 32 intNDArray : public MArrayN<T> | |
| 33 { | |
| 34 public: | |
| 5992 | 35 |
|
8918
f5408862892f
Consistently use element_type in the array classes.
Jason Riedy <jason@acm.org>
parents:
8780
diff
changeset
|
36 using MArrayN<T>::element_type; |
| 4902 | 37 |
| 38 intNDArray (void) : MArrayN<T> () { } | |
| 39 | |
| 40 intNDArray (T val) : MArrayN<T> (dim_vector (1, 1), val) { } | |
| 41 | |
| 42 intNDArray (const dim_vector& dv) : MArrayN<T> (dv) { } | |
| 43 | |
| 44 intNDArray (const dim_vector& dv, T val) | |
| 45 : MArrayN<T> (dv, val) { } | |
| 46 | |
| 47 template <class U> | |
| 48 explicit intNDArray (const Array<U>& a) : MArrayN<T> (a) { } | |
| 49 | |
| 50 template <class U> | |
| 51 explicit intNDArray (const ArrayN<U>& a) : MArrayN<T> (a) { } | |
| 52 | |
| 53 template <class U> | |
| 54 intNDArray (const MArrayN<U>& a) : MArrayN<T> (a) { } | |
| 55 | |
| 56 template <class U> | |
| 57 intNDArray (const intNDArray<U>& a) : MArrayN<T> (a) { } | |
| 58 | |
| 59 intNDArray& operator = (const intNDArray<T>& a) | |
| 60 { | |
| 61 MArrayN<T>::operator = (a); | |
| 62 return *this; | |
| 63 } | |
| 64 | |
| 65 boolNDArray operator ! (void) const; | |
| 66 | |
|
8626
1dce30ab0e72
don't convert NaN to logical in bool expressions
John W. Eaton <jwe@octave.org>
parents:
7620
diff
changeset
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67 bool any_element_is_nan (void) const { return false; } |
| 5943 | 68 bool any_element_not_one_or_zero (void) const; |
| 69 | |
|
7620
36594d5bbe13
Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents:
7503
diff
changeset
|
70 intNDArray diag (octave_idx_type k = 0) const; |
| 6979 | 71 |
|
9607
1be3c73ed7b5
reuse temporary arrays in nested expressions
Jaroslav Hajek <highegg@gmail.com>
parents:
9513
diff
changeset
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72 intNDArray& changesign (void) |
|
1be3c73ed7b5
reuse temporary arrays in nested expressions
Jaroslav Hajek <highegg@gmail.com>
parents:
9513
diff
changeset
|
73 { |
|
1be3c73ed7b5
reuse temporary arrays in nested expressions
Jaroslav Hajek <highegg@gmail.com>
parents:
9513
diff
changeset
|
74 MArrayN<T>::changesign (); |
|
1be3c73ed7b5
reuse temporary arrays in nested expressions
Jaroslav Hajek <highegg@gmail.com>
parents:
9513
diff
changeset
|
75 return *this; |
|
1be3c73ed7b5
reuse temporary arrays in nested expressions
Jaroslav Hajek <highegg@gmail.com>
parents:
9513
diff
changeset
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76 } |
|
1be3c73ed7b5
reuse temporary arrays in nested expressions
Jaroslav Hajek <highegg@gmail.com>
parents:
9513
diff
changeset
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77 |
| 5775 | 78 // FIXME -- this is not quite the right thing. |
| 4902 | 79 |
| 80 boolNDArray all (int dim = -1) const; | |
| 81 boolNDArray any (int dim = -1) const; | |
| 82 | |
| 7189 | 83 intNDArray max (int dim = 0) const; |
| 84 intNDArray max (ArrayN<octave_idx_type>& index, int dim = 0) const; | |
| 85 intNDArray min (int dim = 0) const; | |
| 86 intNDArray min (ArrayN<octave_idx_type>& index, int dim = 0) const; | |
| 87 | |
|
8777
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8626
diff
changeset
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88 intNDArray cummax (int dim = 0) const; |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8626
diff
changeset
|
89 intNDArray cummax (ArrayN<octave_idx_type>& index, int dim = 0) const; |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8626
diff
changeset
|
90 intNDArray cummin (int dim = 0) const; |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8626
diff
changeset
|
91 intNDArray cummin (ArrayN<octave_idx_type>& index, int dim = 0) const; |
|
724c0f46d9d4
implement cummin/cummax functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8626
diff
changeset
|
92 |
| 7113 | 93 intNDArray sum (int dim) const; |
|
9721
192d94cff6c1
improve sum & implement the 'extra' option, refactor some code
Jaroslav Hajek <highegg@gmail.com>
parents:
9607
diff
changeset
|
94 NDArray dsum (int dim) const; |
|
8780
ea76466605ba
support native cumsum, gripe on overflow in sum/cumsum
Jaroslav Hajek <highegg@gmail.com>
parents:
8777
diff
changeset
|
95 intNDArray cumsum (int dim) const; |
| 7113 | 96 |
|
9513
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
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97 intNDArray diff (octave_idx_type order = 1, int dim = 0) const; |
|
9f870f73ab7d
implement built-in diff
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
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98 |
|
7503
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7189
diff
changeset
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99 intNDArray abs (void) const; |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7189
diff
changeset
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100 intNDArray signum (void) const; |
|
8c32f95c2639
convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents:
7189
diff
changeset
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101 |
| 4902 | 102 intNDArray squeeze (void) const |
| 103 { return intNDArray<T> (MArrayN<T>::squeeze ()); } | |
| 104 | |
| 105 intNDArray transpose (void) const | |
| 106 { return intNDArray<T> (MArrayN<T>::transpose ()); } | |
| 107 | |
| 5275 | 108 intNDArray concat (const intNDArray<T>& rb, const Array<octave_idx_type>& ra_idx); |
| 5073 | 109 |
| 5275 | 110 intNDArray& insert (const intNDArray<T>& a, octave_idx_type r, octave_idx_type c); |
| 111 intNDArray& insert (const intNDArray<T>& a, const Array<octave_idx_type>& ra_idx); | |
| 4915 | 112 |
| 5275 | 113 static void increment_index (Array<octave_idx_type>& ra_idx, |
| 4902 | 114 const dim_vector& dimensions, |
| 115 int start_dimension = 0); | |
| 116 | |
| 5275 | 117 static octave_idx_type compute_index (Array<octave_idx_type>& ra_idx, |
| 4902 | 118 const dim_vector& dimensions); |
| 119 | |
| 120 static T resize_fill_value (void) { return 0; } | |
| 121 | |
| 122 protected: | |
| 123 | |
| 124 intNDArray (T *d, dim_vector& dv) : MArrayN<T> (d, dv) { } | |
| 125 }; | |
| 126 | |
| 127 // i/o | |
| 128 | |
| 129 template <class T> | |
| 130 std::ostream& operator << (std::ostream& os, const intNDArray<T>& a); | |
| 131 | |
| 132 template <class T> | |
| 133 std::istream& operator >> (std::istream& is, intNDArray<T>& a); | |
| 134 | |
| 135 #endif | |
| 136 | |
| 137 /* | |
| 138 ;;; Local Variables: *** | |
| 139 ;;; mode: C++ *** | |
| 140 ;;; End: *** | |
| 141 */ |