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annotate src/ov-flt-perm.cc @ 8710:739141cde75a ss-3-1-52

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fix typo in Array-f.cc
author Jaroslav Hajek <highegg@gmail.com>
date Mon, 09 Feb 2009 21:51:31 +0100
parents 445d27d79f4e
children eb63fbe60fab
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1 /*
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2
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3 Copyright (C) 2008 Jaroslav Hajek <highegg@gmail.com>
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include "ov-flt-perm.h"
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28 #include "ov-flt-re-mat.h"
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29 #include "ov-float.h"
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30 #include "ops.h"
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31
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32 DEFINE_OCTAVE_ALLOCATOR (octave_float_perm_matrix);
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33
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34 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_perm_matrix,
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35 "float permutation matrix", "single");
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36
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37 static octave_base_value *
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38 default_float_numeric_conversion_function (const octave_base_value& a)
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39 {
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40 CAST_CONV_ARG (const octave_float_perm_matrix&);
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41
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42 return new octave_float_matrix (v.float_matrix_value ());
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43 }
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44
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45 octave_base_value::type_conv_info
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46 octave_float_perm_matrix::numeric_conversion_function (void) const
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47 {
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48 return octave_base_value::type_conv_info (default_float_numeric_conversion_function,
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49 octave_float_matrix::static_type_id ());
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50 }
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51
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52 octave_base_value::type_conv_info
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53 octave_float_perm_matrix::numeric_demotion_function (void) const
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54 {
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55 return octave_base_value::type_conv_info (0);
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56 }
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57
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58 octave_base_value *
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59 octave_float_perm_matrix::try_narrowing_conversion (void)
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60 {
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61 octave_base_value *retval = 0;
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62
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63 if (matrix.nelem () == 1)
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64 retval = new octave_float_scalar (matrix (0, 0));
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65
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66 return retval;
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67 }
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68
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69 octave_value
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70 octave_float_perm_matrix::to_dense (void) const
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71 {
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72 if (! dense_cache.is_defined ())
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73 dense_cache = FloatMatrix (matrix);
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74
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75 return dense_cache;
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76 }
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77