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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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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 2, or (at your option) any |
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10 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, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_Bounds_h) |
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24 #define octave_Bounds_h 1 |
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25 |
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26 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include <iostream> |
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31 |
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32 #include "dColVector.h" |
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33 |
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34 class |
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35 Bounds |
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36 { |
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37 public: |
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38 |
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39 Bounds (void) |
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40 : lb (), ub () { } |
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41 |
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42 Bounds (int n) |
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43 : lb (n, 0.0), ub (n, 0.0) { } |
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44 |
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45 Bounds (const ColumnVector l, const ColumnVector u) |
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46 : lb (l), ub (u) |
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47 { |
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48 if (lb.capacity () != ub.capacity ()) |
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49 { |
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50 error ("inconsistent sizes for lower and upper bounds"); |
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51 return; |
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52 } |
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53 } |
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54 |
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55 Bounds (const Bounds& a) |
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56 : lb (a.lb), ub (a.ub) { } |
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57 |
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58 Bounds& operator = (const Bounds& a) |
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59 { |
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60 if (this != &a) |
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61 { |
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62 lb = a.lower_bounds (); |
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63 ub = a.upper_bounds (); |
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64 } |
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65 return *this; |
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66 } |
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67 |
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68 ~Bounds (void) { } |
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69 |
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70 Bounds& resize (int n) |
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71 { |
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72 lb.resize (n); |
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73 ub.resize (n); |
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74 |
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75 return *this; |
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76 } |
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77 |
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78 double lower_bound (int index) const { return lb.elem (index); } |
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79 double upper_bound (int index) const { return ub.elem (index); } |
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80 |
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81 ColumnVector lower_bounds (void) const { return lb; } |
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82 ColumnVector upper_bounds (void) const { return ub; } |
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83 |
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84 int size (void) const { return lb.capacity (); } |
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85 |
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86 Bounds& set_bound (int index, double low, double high) |
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87 { |
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88 lb.elem (index) = low; |
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89 ub.elem (index) = high; |
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90 return *this; |
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91 } |
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92 |
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93 Bounds& set_bounds (double low, double high) |
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94 { |
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95 lb.fill (low); |
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96 ub.fill (high); |
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97 return *this; |
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98 } |
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99 |
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100 Bounds& set_bounds (const ColumnVector lb, const ColumnVector ub); |
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101 |
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102 Bounds& set_lower_bound (int index, double low) |
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103 { |
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104 lb.elem (index) = low; |
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105 return *this; |
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106 } |
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107 |
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108 Bounds& set_upper_bound (int index, double high) |
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109 { |
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110 ub.elem (index) = high; |
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111 return *this; |
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112 } |
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113 |
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114 Bounds& set_lower_bounds (double low) |
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115 { |
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116 lb.fill (low); |
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117 return *this; |
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118 } |
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119 |
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120 Bounds& set_upper_bounds (double high) |
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121 { |
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122 ub.fill (high); |
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123 return *this; |
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124 } |
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125 |
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126 Bounds& set_lower_bounds (const ColumnVector lb); |
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127 Bounds& set_upper_bounds (const ColumnVector ub); |
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128 |
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129 friend std::ostream& operator << (std::ostream& os, const Bounds& b); |
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130 |
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131 protected: |
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132 |
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133 ColumnVector lb; |
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134 ColumnVector ub; |
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135 |
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136 private: |
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137 |
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138 void error (const char *msg); |
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139 }; |
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140 |
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141 #endif |
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142 |
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143 /* |
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144 ;;; Local Variables: *** |
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145 ;;; mode: C++ *** |
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146 ;;; End: *** |
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147 */ |
