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annotate liboctave/floatQR.h @ 10454:79a56d0a6a0d ss-3-3-51

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version is now 3.3.51
author John W. Eaton <jwe@octave.org>
date Wed, 24 Mar 2010 16:27:05 -0400
parents 4c0cdbe0acca
children fd0a3ac60b0e
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 2000, 2002, 2004, 2005, 2006,
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4 2007 John W. Eaton
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5 Copyright (C) 2008, 2009 Jaroslav Hajek
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6
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7 This file is part of Octave.
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8
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9 Octave is free software; you can redistribute it and/or modify it
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10 under the terms of the GNU General Public License as published by the
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11 Free Software Foundation; either version 3 of the License, or (at your
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12 option) any later version.
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13
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14 Octave is distributed in the hope that it will be useful, but WITHOUT
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15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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17 for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with Octave; see the file COPYING. If not, see
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21 <http://www.gnu.org/licenses/>.
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22
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23 */
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24
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25 #if !defined (octave_FloatQR_h)
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26 #define octave_FloatQR_h 1
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27
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28 #include <iosfwd>
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29
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30 #include "fMatrix.h"
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31 #include "fColVector.h"
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32 #include "fRowVector.h"
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33 #include "base-qr.h"
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34
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35 class
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36 OCTAVE_API
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37 FloatQR : public base_qr<FloatMatrix>
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38 {
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39 public:
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40
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41 FloatQR (void) : base_qr<FloatMatrix> () { }
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42
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43 FloatQR (const FloatMatrix&, qr_type_t = qr_type_std);
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44
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45 FloatQR (const FloatMatrix& qx, const FloatMatrix& rx)
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46 : base_qr<FloatMatrix> (qx, rx) { }
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47
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48 FloatQR (const FloatQR& a) : base_qr<FloatMatrix> (a) { }
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49
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50 void init (const FloatMatrix&, qr_type_t);
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51
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52 void update (const FloatColumnVector& u, const FloatColumnVector& v);
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53
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54 void update (const FloatMatrix& u, const FloatMatrix& v);
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55
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56 void insert_col (const FloatColumnVector& u, octave_idx_type j);
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57
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58 void insert_col (const FloatMatrix& u, const Array<octave_idx_type>& j);
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59
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60 void delete_col (octave_idx_type j);
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61
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62 void delete_col (const Array<octave_idx_type>& j);
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63
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64 void insert_row (const FloatRowVector& u, octave_idx_type j);
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65
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66 void delete_row (octave_idx_type j);
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67
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68 void shift_cols (octave_idx_type i, octave_idx_type j);
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69
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70 protected:
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71
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72 void form (octave_idx_type n, FloatMatrix& afact,
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73 float *tau, qr_type_t qr_type);
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74 };
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75
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76 #endif