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annotate liboctave/Array-fC.cc @ 7948:af10baa63915 ss-3-1-50

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3.1.50 snapshot
author John W. Eaton <jwe@octave.org>
date Fri, 18 Jul 2008 17:42:48 -0400
parents 82be108cc558
children 7cbe01c21986
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 1998, 2001, 2003, 2004, 2005,
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4 2006, 2007 John W. Eaton
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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 #ifdef HAVE_CONFIG_H
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25 #include <config.h>
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26 #endif
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27
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28 // Instantiate Arrays of FloatComplex values.
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29
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30 #include "oct-cmplx.h"
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31
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32 #include "Array.h"
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33 #include "Array.cc"
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34
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35 static float
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36 xabs (const FloatComplex& x)
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37 {
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38 return (xisinf (x.real ()) || xisinf (x.imag ())) ? octave_Float_Inf : abs (x);
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39 }
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40
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41 static bool
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42 operator < (const FloatComplex& a, const FloatComplex& b)
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43 {
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44 return (xisnan (b) || (xabs (a) < xabs (b))
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45 || ((xabs (a) == xabs (b)) && (arg (a) < arg (b))));
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46 }
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47
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48 static bool
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49 operator > (const FloatComplex& a, const FloatComplex& b)
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50 {
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51 return (xisnan (a) || (xabs (a) > xabs (b))
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52 || ((xabs (a) == xabs (b)) && (arg (a) > arg (b))));
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53 }
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54
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55 // This file must be included after the < and > operators are
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56 // defined to avoid errors with the Intel C++ compiler.
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57 #include "oct-sort.cc"
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58
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59 template <>
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60 bool
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61 ascending_compare (FloatComplex a, FloatComplex b)
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62 {
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63 return (xisnan (b) || (xabs (a) < xabs (b))
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64 || ((xabs (a) == xabs (b)) && (arg (a) < arg (b))));
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65 }
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66
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67 template <>
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68 bool
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69 ascending_compare (vec_index<FloatComplex> *a, vec_index<FloatComplex> *b)
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70 {
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71 return (xisnan (b->vec)
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72 || (xabs (a->vec) < xabs (b->vec))
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73 || ((xabs (a->vec) == xabs (b->vec))
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74 && (arg (a->vec) < arg (b->vec))));
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75 }
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76
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77 template <>
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78 bool
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79 descending_compare (FloatComplex a, FloatComplex b)
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80 {
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81 return (xisnan (a) || (xabs (a) > xabs (b))
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82 || ((xabs (a) == xabs (b)) && (arg (a) > arg (b))));
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83 }
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84
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85 template <>
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86 bool
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87 descending_compare (vec_index<FloatComplex> *a, vec_index<FloatComplex> *b)
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88 {
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89 return (xisnan (a->vec)
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90 || (xabs (a->vec) > xabs (b->vec))
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91 || ((xabs (a->vec) == xabs (b->vec))
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92 && (arg (a->vec) > arg (b->vec))));
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93 }
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94
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95 INSTANTIATE_ARRAY_SORT (FloatComplex);
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96
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97 INSTANTIATE_ARRAY_AND_ASSIGN (FloatComplex, OCTAVE_API);
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98
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99 INSTANTIATE_ARRAY_ASSIGN (FloatComplex, float, OCTAVE_API);
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100 INSTANTIATE_ARRAY_ASSIGN (FloatComplex, int, OCTAVE_API);
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101 INSTANTIATE_ARRAY_ASSIGN (FloatComplex, short, OCTAVE_API);
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102 INSTANTIATE_ARRAY_ASSIGN (FloatComplex, char, OCTAVE_API);
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103
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104 #include "Array2.h"
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105
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106 template class OCTAVE_API Array2<FloatComplex>;
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107
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108 #include "ArrayN.h"
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109 #include "ArrayN.cc"
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110
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111 template class OCTAVE_API ArrayN<FloatComplex>;
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112
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113 template OCTAVE_API std::ostream& operator << (std::ostream&, const ArrayN<FloatComplex>&);
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114
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115 #include "DiagArray2.h"
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116 #include "DiagArray2.cc"
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117
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118 template class OCTAVE_API DiagArray2<FloatComplex>;
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119
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120 /*
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121 ;;; Local Variables: ***
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122 ;;; mode: C++ ***
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123 ;;; End: ***
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124 */