Mercurial > hg > octave-lyh
annotate liboctave/dColVector.h @ 10396:a0b51ac0f88a
optimize accumdim with summation
| author | Jaroslav Hajek <highegg@gmail.com> |
|---|---|
| date | Fri, 05 Mar 2010 12:31:30 +0100 |
| parents | 96ed7c629bbd |
| children | 4d1fc073fbb7 |
| rev | line source |
|---|---|
| 458 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1994, 1995, 1996, 1997, 2000, 2002, 2003, 2004, 2005, |
| 8920 | 4 2006, 2007, 2008 John W. Eaton |
| 458 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 458 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 458 | 21 |
| 22 */ | |
| 23 | |
| 24 #if !defined (octave_ColumnVector_h) | |
| 25 #define octave_ColumnVector_h 1 | |
| 26 | |
| 1214 | 27 #include "MArray.h" |
| 458 | 28 |
| 29 #include "mx-defs.h" | |
| 30 | |
| 3585 | 31 class |
| 6108 | 32 OCTAVE_API |
| 3585 | 33 ColumnVector : public MArray<double> |
| 458 | 34 { |
| 35 public: | |
| 36 | |
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37 ColumnVector (void) : MArray<double> (0, 1) { } |
| 3585 | 38 |
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39 explicit ColumnVector (octave_idx_type n) : MArray<double> (n, 1) { } |
| 3585 | 40 |
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41 explicit ColumnVector (const dim_vector& dv) |
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42 : MArray<double> (dv.as_column ()) { } |
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43 |
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44 ColumnVector (octave_idx_type n, double val) : MArray<double> (n, 1, val) { } |
| 3585 | 45 |
| 46 ColumnVector (const ColumnVector& a) : MArray<double> (a) { } | |
| 47 | |
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parents:
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48 ColumnVector (const MArray<double>& a) : MArray<double> (a.as_column ()) { } |
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parents:
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diff
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49 ColumnVector (const Array<double>& a) : MArray<double> (a.as_column ()) { } |
| 458 | 50 |
| 51 ColumnVector& operator = (const ColumnVector& a) | |
| 52 { | |
| 1214 | 53 MArray<double>::operator = (a); |
| 458 | 54 return *this; |
| 55 } | |
| 56 | |
| 2386 | 57 bool operator == (const ColumnVector& a) const; |
| 58 bool operator != (const ColumnVector& a) const; | |
| 458 | 59 |
| 1359 | 60 // destructive insert/delete/reorder operations |
| 458 | 61 |
| 5275 | 62 ColumnVector& insert (const ColumnVector& a, octave_idx_type r); |
| 458 | 63 |
| 64 ColumnVector& fill (double val); | |
| 5275 | 65 ColumnVector& fill (double val, octave_idx_type r1, octave_idx_type r2); |
| 458 | 66 |
| 67 ColumnVector stack (const ColumnVector& a) const; | |
| 68 | |
| 69 RowVector transpose (void) const; | |
| 70 | |
| 6108 | 71 friend OCTAVE_API ColumnVector real (const ComplexColumnVector& a); |
| 72 friend OCTAVE_API ColumnVector imag (const ComplexColumnVector& a); | |
| 1205 | 73 |
| 1359 | 74 // resize is the destructive equivalent for this one |
| 458 | 75 |
| 5275 | 76 ColumnVector extract (octave_idx_type r1, octave_idx_type r2) const; |
| 458 | 77 |
| 5275 | 78 ColumnVector extract_n (octave_idx_type r1, octave_idx_type n) const; |
| 4316 | 79 |
| 1359 | 80 // matrix by column vector -> column vector operations |
| 458 | 81 |
| 6108 | 82 friend OCTAVE_API ColumnVector operator * (const Matrix& a, const ColumnVector& b); |
| 458 | 83 |
| 1359 | 84 // diagonal matrix by column vector -> column vector operations |
| 458 | 85 |
| 6108 | 86 friend OCTAVE_API ColumnVector operator * (const DiagMatrix& a, const ColumnVector& b); |
| 458 | 87 |
| 1359 | 88 // other operations |
| 458 | 89 |
| 90 double min (void) const; | |
| 91 double max (void) const; | |
| 92 | |
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93 ColumnVector abs (void) const; |
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94 |
| 1359 | 95 // i/o |
| 458 | 96 |
| 6108 | 97 friend OCTAVE_API std::ostream& operator << (std::ostream& os, const ColumnVector& a); |
| 98 friend OCTAVE_API std::istream& operator >> (std::istream& is, ColumnVector& a); | |
| 458 | 99 |
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100 void resize (octave_idx_type n, const double& rfv = Array<double>::resize_fill_value ()) |
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101 { Array<double>::resize (n, 1, rfv); } |
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parents:
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102 |
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parents:
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103 void clear (octave_idx_type n) |
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parents:
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104 { Array<double>::clear (n, 1); } |
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merge MArray classes & improve Array interface
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parents:
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diff
changeset
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105 |
| 458 | 106 }; |
| 107 | |
| 5508 | 108 // Publish externally used friend functions. |
| 109 | |
| 6108 | 110 extern OCTAVE_API ColumnVector real (const ComplexColumnVector& a); |
| 111 extern OCTAVE_API ColumnVector imag (const ComplexColumnVector& a); | |
| 5508 | 112 |
| 3573 | 113 MARRAY_FORWARD_DEFS (MArray, ColumnVector, double) |
| 114 | |
| 458 | 115 #endif |