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annotate liboctave/floatQR.h @ 14626:f947d2922feb stable rc-3-6-2-0

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3.6.2-rc0 release candidate * configure.ac (AC_INIT): Version is now 3.6.2-rc0. (OCTAVE_RELEASE_DATE): Now 2012-05-11.
author John W. Eaton <jwe@octave.org>
date Fri, 11 May 2012 13:46:18 -0400
parents 72c96de7a403
children
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1 /*
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2
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3 Copyright (C) 1994-2012 John W. Eaton
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4 Copyright (C) 2008-2009 Jaroslav Hajek
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #if !defined (octave_FloatQR_h)
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25 #define octave_FloatQR_h 1
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26
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27 #include <iosfwd>
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28
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29 #include "fMatrix.h"
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30 #include "fColVector.h"
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31 #include "fRowVector.h"
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32 #include "base-qr.h"
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33
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34 class
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35 OCTAVE_API
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36 FloatQR : public base_qr<FloatMatrix>
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37 {
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38 public:
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39
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40 FloatQR (void) : base_qr<FloatMatrix> () { }
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41
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42 FloatQR (const FloatMatrix&, qr_type_t = qr_type_std);
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44 FloatQR (const FloatMatrix& qx, const FloatMatrix& rx)
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45 : base_qr<FloatMatrix> (qx, rx) { }
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47 FloatQR (const FloatQR& a) : base_qr<FloatMatrix> (a) { }
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48
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49 void init (const FloatMatrix&, qr_type_t);
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51 void update (const FloatColumnVector& u, const FloatColumnVector& v);
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52
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53 void update (const FloatMatrix& u, const FloatMatrix& v);
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54
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55 void insert_col (const FloatColumnVector& u, octave_idx_type j);
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56
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57 void insert_col (const FloatMatrix& u, const Array<octave_idx_type>& j);
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59 void delete_col (octave_idx_type j);
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61 void delete_col (const Array<octave_idx_type>& j);
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62
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63 void insert_row (const FloatRowVector& u, octave_idx_type j);
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65 void delete_row (octave_idx_type j);
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66
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67 void shift_cols (octave_idx_type i, octave_idx_type j);
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68
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69 protected:
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70
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71 void form (octave_idx_type n, FloatMatrix& afact,
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72 float *tau, qr_type_t qr_type);
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73 };
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74
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75 #endif