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3353
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1 /* |
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2 |
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3 Copyright (C) 1999 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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4192
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23 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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3353
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24 #pragma implementation |
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25 #endif |
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26 |
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27 #ifdef HAVE_CONFIG_H |
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28 #include <config.h> |
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29 #endif |
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30 |
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3503
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31 #include <iostream> |
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3353
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32 |
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4051
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33 #include "lo-sstream.h" |
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3353
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34 #include "lo-utils.h" |
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4153
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35 #include "quit.h" |
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3353
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36 |
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37 #include "defun.h" |
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38 #include "error.h" |
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39 #include "ov-cell.h" |
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3354
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40 #include "oct-obj.h" |
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3353
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41 #include "unwind-prot.h" |
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3354
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42 #include "utils.h" |
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3928
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43 #include "ov-base-mat.h" |
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44 #include "ov-base-mat.cc" |
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45 #include "ov-re-mat.h" |
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46 #include "ov-scalar.h" |
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4762
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47 #include "Array-util.h" |
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3928
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48 |
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4687
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49 #include "byte-swap.h" |
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50 #include "ls-oct-ascii.h" |
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51 #include "ls-oct-binary.h" |
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52 #include "ls-hdf5.h" |
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53 #include "ls-utils.h" |
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54 |
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3928
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55 template class octave_base_matrix<Cell>; |
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3353
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56 |
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57 DEFINE_OCTAVE_ALLOCATOR (octave_cell); |
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58 |
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4612
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59 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell", "cell"); |
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3353
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60 |
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3933
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61 octave_value |
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4247
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62 octave_cell::subsref (const std::string& type, |
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4219
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63 const std::list<octave_value_list>& idx) |
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3933
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64 { |
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65 octave_value retval; |
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66 |
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67 switch (type[0]) |
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68 { |
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69 case '(': |
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70 retval = do_index_op (idx.front ()); |
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71 break; |
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72 |
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73 case '{': |
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74 { |
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75 octave_value tmp = do_index_op (idx.front ()); |
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76 |
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4582
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77 if (! error_state) |
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3933
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78 { |
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4582
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79 Cell tcell = tmp.cell_value (); |
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80 |
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81 if (tcell.length () == 1) |
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82 retval = tcell(0,0); |
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83 else |
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84 { |
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4705
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85 int n = tcell.numel (); |
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86 |
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87 octave_value_list lst (n, octave_value ()); |
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88 |
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89 for (int i = 0; i < n; i++) |
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90 { |
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91 OCTAVE_QUIT; |
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92 lst(i) = tcell(i); |
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93 } |
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94 |
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4582
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95 retval = octave_value (lst, true); |
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96 } |
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3933
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97 } |
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98 } |
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99 break; |
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100 |
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101 case '.': |
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102 { |
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103 std::string nm = type_name (); |
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104 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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105 } |
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106 break; |
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107 |
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108 default: |
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109 panic_impossible (); |
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110 } |
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111 |
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112 return retval.next_subsref (type, idx); |
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113 } |
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114 |
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115 octave_value |
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4247
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116 octave_cell::subsasgn (const std::string& type, |
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4219
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117 const std::list<octave_value_list>& idx, |
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3933
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118 const octave_value& rhs) |
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119 { |
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120 octave_value retval; |
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121 |
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122 int n = type.length (); |
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123 |
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124 octave_value t_rhs = rhs; |
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125 |
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126 if (n > 1) |
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127 { |
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128 switch (type[0]) |
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129 { |
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130 case '(': |
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131 { |
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132 octave_value tmp = do_index_op (idx.front (), true); |
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133 |
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134 if (! tmp.is_defined ()) |
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135 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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136 |
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137 if (! error_state) |
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138 { |
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4219
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139 std::list<octave_value_list> next_idx (idx); |
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3933
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140 |
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4219
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141 next_idx.erase (next_idx.begin ()); |
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3933
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142 |
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4362
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143 tmp.make_unique (); |
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144 |
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3933
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145 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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146 } |
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147 } |
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148 break; |
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149 |
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150 case '{': |
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151 { |
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152 octave_value tmp = do_index_op (idx.front (), true); |
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153 |
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154 if (! tmp.is_defined ()) |
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155 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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156 |
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4362
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157 if (! error_state) |
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158 { |
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159 Cell tcell = tmp.cell_value (); |
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3933
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160 |
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4362
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161 if (! error_state && tcell.length () == 1) |
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162 { |
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163 tmp = tcell(0,0); |
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3933
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164 |
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4362
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165 std::list<octave_value_list> next_idx (idx); |
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166 |
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167 next_idx.erase (next_idx.begin ()); |
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3933
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168 |
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4362
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169 tmp.make_unique (); |
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3933
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170 |
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4519
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171 if (! tmp.is_defined () || tmp.is_empty ()) |
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172 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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173 |
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174 if (! error_state) |
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175 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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4362
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176 } |
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3933
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177 } |
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178 } |
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179 break; |
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180 |
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181 case '.': |
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182 { |
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183 std::string nm = type_name (); |
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184 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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185 } |
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186 break; |
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187 |
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188 default: |
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189 panic_impossible (); |
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190 } |
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191 } |
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192 |
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3940
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193 if (! error_state) |
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3933
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194 { |
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3940
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195 switch (type[0]) |
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196 { |
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197 case '(': |
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198 { |
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199 octave_value_list i = idx.front (); |
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3933
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200 |
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3940
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201 if (t_rhs.is_cell ()) |
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202 octave_base_matrix<Cell>::assign (i, t_rhs.cell_value ()); |
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203 else |
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204 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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205 |
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3940
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206 retval = octave_value (this, count + 1); |
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207 } |
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208 break; |
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3933
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209 |
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3940
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210 case '{': |
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211 { |
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212 octave_value_list i = idx.front (); |
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3933
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213 |
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3940
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214 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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215 |
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3940
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216 retval = octave_value (this, count + 1); |
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217 } |
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218 break; |
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3933
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219 |
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3940
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220 case '.': |
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221 { |
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222 std::string nm = type_name (); |
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223 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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224 } |
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225 break; |
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3933
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226 |
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3940
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227 default: |
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228 panic_impossible (); |
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229 } |
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3933
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230 } |
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231 |
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232 return retval; |
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233 } |
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234 |
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3353
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235 void |
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236 octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) |
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237 { |
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3928
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238 if (rhs.is_cell ()) |
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239 octave_base_matrix<Cell>::assign (idx, rhs.cell_value ()); |
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3353
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240 else |
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3928
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241 octave_base_matrix<Cell>::assign (idx, Cell (rhs)); |
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3353
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242 } |
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243 |
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4791
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244 size_t |
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245 octave_cell::byte_size (void) const |
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246 { |
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247 size_t retval = 0; |
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248 |
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249 for (int i = 0; i < numel (); i++) |
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250 retval += matrix(i).byte_size (); |
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251 |
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252 return retval; |
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253 } |
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254 |
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3933
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255 octave_value_list |
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256 octave_cell::list_value (void) const |
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257 { |
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258 octave_value_list retval; |
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259 |
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260 int nr = rows (); |
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261 int nc = columns (); |
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262 |
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263 if (nr == 1 && nc > 0) |
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264 { |
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265 retval.resize (nc); |
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266 |
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267 for (int i = 0; i < nc; i++) |
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268 retval(i) = matrix(0,i); |
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269 } |
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270 else if (nc == 1 && nr > 0) |
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271 { |
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272 retval.resize (nr); |
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273 |
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274 for (int i = 0; i < nr; i++) |
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275 retval(i) = matrix(i,0); |
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276 } |
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277 else |
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278 error ("invalid conversion from cell array to list"); |
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279 |
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280 return retval; |
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281 } |
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282 |
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4243
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283 string_vector |
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4457
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284 octave_cell::all_strings (bool pad, bool) const |
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4243
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285 { |
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4358
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286 string_vector retval; |
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287 |
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4243
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288 int nr = rows (); |
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289 int nc = columns (); |
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290 |
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4358
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291 int n_elts = 0; |
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292 |
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293 int max_len = 0; |
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294 |
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4722
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295 for (int j = 0; j < nc; j++) |
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4358
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296 { |
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4722
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297 for (int i = 0; i < nr; i++) |
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4358
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298 { |
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4722
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299 string_vector s = matrix(i,j).all_strings (); |
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4358
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300 |
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4722
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301 if (error_state) |
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302 return retval; |
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4358
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303 |
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4722
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304 n_elts += s.length (); |
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4358
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305 |
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4722
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306 int s_max_len = s.max_length (); |
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4358
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307 |
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4722
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308 if (s_max_len > max_len) |
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309 max_len = s_max_len; |
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4358
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310 } |
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311 } |
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312 |
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313 retval.resize (n_elts); |
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4243
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314 |
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315 int k = 0; |
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316 |
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317 for (int j = 0; j < nc; j++) |
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318 { |
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319 for (int i = 0; i < nr; i++) |
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320 { |
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4358
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321 string_vector s = matrix(i,j).all_strings (); |
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322 |
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323 int n = s.length (); |
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4243
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324 |
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4358
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325 for (int ii = 0; ii < n; ii++) |
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326 { |
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327 std::string t = s[ii]; |
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328 int t_len = t.length (); |
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329 |
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330 if (pad && max_len > t_len) |
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331 t += std::string (max_len - t_len, ' '); |
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332 |
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333 retval[k++] = t; |
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334 } |
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4243
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335 } |
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336 } |
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337 |
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338 return retval; |
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339 } |
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340 |
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4604
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341 bool |
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342 octave_cell::print_as_scalar (void) const |
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343 { |
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344 return (ndims () > 2 || numel () == 0); |
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345 } |
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346 |
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3933
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347 void |
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348 octave_cell::print (std::ostream& os, bool) const |
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349 { |
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350 print_raw (os); |
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351 } |
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352 |
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353 void |
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354 octave_cell::print_raw (std::ostream& os, bool) const |
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355 { |
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4587
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356 int nd = matrix.ndims (); |
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4513
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357 |
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4587
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358 if (nd == 2) |
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4513
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359 { |
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360 int nr = rows (); |
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361 int nc = columns (); |
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362 |
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363 if (nr > 0 && nc > 0) |
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364 { |
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365 indent (os); |
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366 os << "{"; |
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367 newline (os); |
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368 |
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369 increment_indent_level (); |
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370 |
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371 for (int j = 0; j < nc; j++) |
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372 { |
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373 for (int i = 0; i < nr; i++) |
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374 { |
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375 OCTAVE_QUIT; |
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376 |
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377 OSSTREAM buf; |
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378 buf << "[" << i+1 << "," << j+1 << "]" << OSSTREAM_ENDS; |
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3933
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379 |
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4513
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380 octave_value val = matrix(i,j); |
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381 |
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382 val.print_with_name (os, OSSTREAM_STR (buf)); |
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383 |
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384 OSSTREAM_FREEZE (buf); |
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385 } |
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386 } |
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387 |
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388 decrement_indent_level (); |
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389 |
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390 indent (os); |
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391 os << "}"; |
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392 newline (os); |
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393 } |
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394 else |
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395 { |
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396 os << "{}"; |
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397 if (nr > 0 || nc > 0) |
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398 os << "(" << nr << "x" << nc << ")"; |
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399 os << "\n"; |
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400 } |
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401 } |
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402 else |
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3933
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403 { |
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404 indent (os); |
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4513
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405 dim_vector dv = matrix.dims (); |
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4587
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406 os << "{" << dv.str () << " Cell Array}"; |
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3933
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407 newline (os); |
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408 } |
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409 } |
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410 |
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4687
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411 #define CELL_ELT_TAG "<cell-element>" |
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412 |
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413 bool |
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414 octave_cell::save_ascii (std::ostream& os, bool& infnan_warned, |
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415 bool strip_nan_and_inf) |
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416 { |
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417 dim_vector d = dims (); |
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418 if (d.length () > 2) |
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419 { |
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420 os << "# ndims: " << d.length () << "\n"; |
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421 |
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422 for (int i=0; i < d.length (); i++) |
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423 os << " " << d (i); |
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424 os << "\n"; |
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425 |
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426 Cell tmp = cell_value (); |
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427 |
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428 for (int i = 0; i < d.numel (); i++) |
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429 { |
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430 octave_value o_val = tmp.elem (i); |
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431 |
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432 // Recurse to print sub-value. |
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433 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, infnan_warned, |
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434 strip_nan_and_inf, 0, 0); |
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435 |
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436 if (! b) |
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437 return os; |
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438 } |
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439 } |
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440 else |
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441 { |
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442 // Keep this case, rather than use generic code above for backward |
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443 // compatiability. Makes load_ascii much more complex!! |
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444 os << "# rows: " << rows () << "\n" |
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445 << "# columns: " << columns () << "\n"; |
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446 |
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447 Cell tmp = cell_value (); |
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448 |
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449 for (int j = 0; j < tmp.cols (); j++) |
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450 { |
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451 for (int i = 0; i < tmp.rows (); i++) |
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452 { |
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453 octave_value o_val = tmp.elem (i, j); |
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454 |
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455 // Recurse to print sub-value. |
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456 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, |
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457 infnan_warned, |
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458 strip_nan_and_inf, 0, 0); |
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459 |
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460 if (! b) |
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461 return os; |
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462 } |
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463 |
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464 os << "\n"; |
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465 } |
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466 } |
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467 |
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468 return true; |
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469 } |
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470 |
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471 bool |
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472 octave_cell::load_ascii (std::istream& is) |
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473 { |
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474 int mdims = 0; |
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475 bool success = true; |
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476 std::streampos pos = is.tellg (); |
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477 |
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478 if (extract_keyword (is, "ndims", mdims, true)) |
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479 { |
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480 if (mdims >= 0) |
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481 { |
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482 dim_vector dv; |
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483 dv.resize (mdims); |
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484 |
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485 for (int i = 0; i < mdims; i++) |
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486 is >> dv(i); |
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487 |
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488 Cell tmp(dv); |
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489 |
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490 for (int i = 0; i < dv.numel (); i++) |
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491 { |
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492 octave_value t2; |
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493 bool dummy; |
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494 |
|
|
495 // recurse to read cell elements |
|
|
496 std::string nm = read_ascii_data (is, std::string (), |
|
|
497 dummy, t2, count); |
|
|
498 |
|
|
499 if (nm == CELL_ELT_TAG) |
|
|
500 { |
|
|
501 if (is) |
|
|
502 tmp.elem (i) = t2; |
|
|
503 } |
|
|
504 else |
|
|
505 { |
|
|
506 error ("load: cell array element had unexpected name"); |
|
|
507 success = false; |
|
|
508 break; |
|
|
509 } |
|
|
510 } |
|
|
511 |
|
|
512 if (is) |
|
|
513 matrix = tmp; |
|
|
514 else |
|
|
515 { |
|
|
516 error ("load: failed to load matrix constant"); |
|
|
517 success = false; |
|
|
518 } |
|
|
519 } |
|
|
520 else |
|
|
521 { |
|
|
522 error ("load: failed to extract number of rows and columns"); |
|
|
523 success = false; |
|
|
524 } |
|
|
525 |
|
|
526 } |
|
|
527 else |
|
|
528 { |
|
|
529 int nr = 0; |
|
|
530 int nc = 0; |
|
|
531 |
|
|
532 // re-read the same line again |
|
|
533 is.clear (); |
|
|
534 is.seekg (pos); |
|
|
535 |
|
|
536 if (extract_keyword (is, "rows", nr) && nr >= 0 |
|
|
537 && extract_keyword (is, "columns", nc) && nc >= 0) |
|
|
538 { |
|
|
539 if (nr > 0 && nc > 0) |
|
|
540 { |
|
|
541 Cell tmp (nr, nc); |
|
|
542 |
|
|
543 for (int j = 0; j < nc; j++) |
|
|
544 { |
|
|
545 for (int i = 0; i < nr; i++) |
|
|
546 { |
|
|
547 octave_value t2; |
|
|
548 bool dummy; |
|
|
549 |
|
|
550 // recurse to read cell elements |
|
|
551 std::string nm = read_ascii_data (is, std::string (), |
|
|
552 dummy, t2, count); |
|
|
553 |
|
|
554 if (nm == CELL_ELT_TAG) |
|
|
555 { |
|
|
556 if (is) |
|
|
557 tmp.elem (i, j) = t2; |
|
|
558 } |
|
|
559 else |
|
|
560 { |
|
|
561 error ("load: cell array element had unexpected name"); |
|
|
562 success = false; |
|
|
563 goto cell_read_error; |
|
|
564 } |
|
|
565 } |
|
|
566 } |
|
|
567 |
|
|
568 cell_read_error: |
|
|
569 |
|
|
570 if (is) |
|
|
571 matrix = tmp; |
|
|
572 else |
|
|
573 { |
|
|
574 error ("load: failed to load cell element"); |
|
|
575 success = false; |
|
|
576 } |
|
|
577 } |
|
|
578 else if (nr == 0 || nc == 0) |
|
|
579 matrix = Cell (nr, nc); |
|
|
580 else |
|
|
581 panic_impossible (); |
|
|
582 } |
|
|
583 else { |
|
|
584 error ("load: failed to extract number of rows and columns for cell array"); |
|
|
585 success = false; |
|
|
586 } |
|
|
587 } |
|
|
588 |
|
|
589 return success; |
|
|
590 } |
|
|
591 |
|
|
592 bool |
|
|
593 octave_cell::save_binary (std::ostream& os, bool& save_as_floats) |
|
|
594 { |
|
|
595 dim_vector d = dims (); |
|
|
596 if (d.length () < 1) |
|
|
597 return false; |
|
|
598 |
|
|
599 // Use negative value for ndims |
|
|
600 FOUR_BYTE_INT di = - d.length(); |
|
|
601 os.write (X_CAST (char *, &di), 4); |
|
|
602 for (int i=0; i < d.length (); i++) |
|
|
603 { |
|
|
604 di = d(i); |
|
|
605 os.write (X_CAST (char *, &di), 4); |
|
|
606 } |
|
|
607 |
|
|
608 Cell tmp = cell_value (); |
|
|
609 |
|
|
610 for (int i = 0; i < d.numel (); i++) |
|
|
611 { |
|
|
612 octave_value o_val = tmp.elem (i); |
|
|
613 |
|
|
614 // Recurse to print sub-value. |
|
|
615 bool b = save_binary_data (os, o_val, CELL_ELT_TAG, "", 0, |
|
|
616 save_as_floats); |
|
|
617 |
|
|
618 if (! b) |
|
|
619 return false; |
|
|
620 } |
|
|
621 |
|
|
622 return true; |
|
|
623 } |
|
|
624 |
|
|
625 bool |
|
|
626 octave_cell::load_binary (std::istream& is, bool swap, |
|
|
627 oct_mach_info::float_format fmt) |
|
|
628 { |
|
|
629 bool success = true; |
|
|
630 FOUR_BYTE_INT mdims; |
|
|
631 if (! is.read (X_CAST (char *, &mdims), 4)) |
|
|
632 return false; |
|
|
633 if (swap) |
|
|
634 swap_4_bytes (X_CAST (char *, &mdims)); |
|
|
635 if (mdims >= 0) |
|
|
636 return false; |
|
|
637 |
|
|
638 mdims = -mdims; |
|
|
639 FOUR_BYTE_INT di; |
|
|
640 dim_vector dv; |
|
|
641 dv.resize (mdims); |
|
|
642 |
|
|
643 for (int i = 0; i < mdims; i++) |
|
|
644 { |
|
|
645 if (! is.read (X_CAST (char *, &di), 4)) |
|
|
646 return false; |
|
|
647 if (swap) |
|
|
648 swap_4_bytes (X_CAST (char *, &di)); |
|
|
649 dv(i) = di; |
|
|
650 } |
|
|
651 |
|
|
652 int nel = dv.numel (); |
|
|
653 Cell tmp(dv); |
|
|
654 |
|
|
655 for (int i = 0; i < nel; i++) |
|
|
656 { |
|
|
657 octave_value t2; |
|
|
658 bool dummy; |
|
|
659 std::string doc; |
|
|
660 |
|
|
661 // recurse to read cell elements |
|
|
662 std::string nm = read_binary_data (is, swap, fmt, std::string (), |
|
|
663 dummy, t2, doc); |
|
|
664 |
|
|
665 if (nm == CELL_ELT_TAG) |
|
|
666 { |
|
|
667 if (is) |
|
|
668 tmp.elem (i) = t2; |
|
|
669 } |
|
|
670 else |
|
|
671 { |
|
|
672 error ("load: cell array element had unexpected name"); |
|
|
673 success = false; |
|
|
674 break; |
|
|
675 } |
|
|
676 } |
|
|
677 |
|
|
678 if (is) |
|
|
679 matrix = tmp; |
|
|
680 else |
|
|
681 { |
|
|
682 error ("load: failed to load matrix constant"); |
|
|
683 success = false; |
|
|
684 } |
|
|
685 |
|
|
686 return success; |
|
|
687 } |
|
|
688 |
|
|
689 #if defined (HAVE_HDF5) |
|
4815
|
690 |
|
4687
|
691 bool |
|
|
692 octave_cell::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats) |
|
|
693 { |
|
4814
|
694 dim_vector dv = dims (); |
|
4815
|
695 hsize_t rank = dv.length (); |
|
4687
|
696 hid_t space_hid = -1, data_hid = -1, size_hid = -1; |
|
|
697 |
|
|
698 data_hid = H5Gcreate (loc_id, name, 0); |
|
4815
|
699 |
|
|
700 if (data_hid < 0) |
|
|
701 return false; |
|
4687
|
702 |
|
4814
|
703 // Have to save cell array shape, since can't have a |
|
|
704 // dataset of groups.... |
|
4815
|
705 |
|
|
706 space_hid = H5Screate_simple (1, &rank, 0); |
|
|
707 |
|
4687
|
708 if (space_hid < 0) |
|
|
709 { |
|
|
710 H5Gclose (data_hid); |
|
|
711 return false; |
|
|
712 } |
|
|
713 |
|
4814
|
714 OCTAVE_LOCAL_BUFFER (int, hdims, rank); |
|
|
715 |
|
|
716 // Octave uses column-major, while HDF5 uses row-major ordering |
|
4815
|
717 for (int i = 0; i < rank; i++) |
|
|
718 hdims[i] = dv(rank-i-1); |
|
4814
|
719 |
|
|
720 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_INT, space_hid, |
|
4687
|
721 H5P_DEFAULT); |
|
|
722 if (size_hid < 0) |
|
|
723 { |
|
|
724 H5Sclose (space_hid); |
|
|
725 H5Gclose (data_hid); |
|
|
726 return false; |
|
|
727 } |
|
|
728 |
|
|
729 if (! H5Dwrite (size_hid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, |
|
4815
|
730 H5P_DEFAULT, hdims) < 0) |
|
4687
|
731 { |
|
|
732 H5Dclose (size_hid); |
|
|
733 H5Sclose (space_hid); |
|
|
734 H5Gclose (data_hid); |
|
|
735 return false; |
|
|
736 } |
|
4815
|
737 |
|
4687
|
738 H5Dclose (size_hid); |
|
|
739 H5Sclose (space_hid); |
|
|
740 |
|
4815
|
741 // Recursively add each element of the cell to this group. |
|
|
742 |
|
4687
|
743 Cell tmp = cell_value (); |
|
|
744 |
|
4814
|
745 for (int i = 0; i < dv.numel (); i++) |
|
4687
|
746 { |
|
4814
|
747 char s[20]; |
|
|
748 sprintf (s, "_%d", i); |
|
4687
|
749 |
|
4814
|
750 if (! add_hdf5_data(data_hid, tmp.elem (i), s, "", false, |
|
|
751 save_as_floats)) |
|
|
752 { |
|
|
753 H5Gclose (data_hid); |
|
|
754 return false; |
|
4687
|
755 } |
|
|
756 } |
|
|
757 |
|
|
758 H5Gclose (data_hid); |
|
4815
|
759 |
|
4687
|
760 return true; |
|
|
761 } |
|
|
762 |
|
|
763 bool |
|
|
764 octave_cell::load_hdf5 (hid_t loc_id, const char *name, |
|
|
765 bool have_h5giterate_bug) |
|
|
766 { |
|
|
767 bool retval = false; |
|
|
768 hid_t group_id = H5Gopen (loc_id, name); |
|
|
769 |
|
|
770 if (group_id < 0) |
|
|
771 return false; |
|
|
772 |
|
4814
|
773 hid_t data_hid = H5Dopen (group_id, "dims"); |
|
4687
|
774 hid_t space_hid = H5Dget_space (data_hid); |
|
|
775 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); |
|
4814
|
776 if (rank != 1) |
|
4687
|
777 { |
|
|
778 H5Dclose(data_hid); |
|
|
779 H5Gclose(group_id); |
|
|
780 return false; |
|
|
781 } |
|
|
782 |
|
4814
|
783 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
784 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
4815
|
785 |
|
4814
|
786 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
4687
|
787 |
|
4815
|
788 // Octave uses column-major, while HDF5 uses row-major ordering. |
|
|
789 |
|
4814
|
790 dim_vector dv; |
|
|
791 dv.resize (hdims[0]); |
|
4815
|
792 |
|
4814
|
793 OCTAVE_LOCAL_BUFFER (int, tmp, hdims[0]); |
|
|
794 |
|
4687
|
795 if (H5Dread (data_hid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, |
|
4815
|
796 H5P_DEFAULT, tmp) < 0) |
|
4687
|
797 { |
|
|
798 H5Dclose(data_hid); |
|
|
799 H5Gclose(group_id); |
|
|
800 return false; |
|
|
801 } |
|
4815
|
802 |
|
4687
|
803 H5Dclose (data_hid); |
|
|
804 H5Gclose (group_id); |
|
|
805 |
|
4815
|
806 for (hsize_t i = 0, j = hdims[0] - 1; i < hdims[0]; i++, j--) |
|
4814
|
807 dv(j) = tmp[i]; |
|
|
808 |
|
4687
|
809 hdf5_callback_data dsub; |
|
|
810 |
|
|
811 herr_t retval2 = -1; |
|
4815
|
812 |
|
4814
|
813 Cell m (dv); |
|
4815
|
814 |
|
4687
|
815 int current_item = 0; |
|
4815
|
816 |
|
4687
|
817 if (have_h5giterate_bug) |
|
4815
|
818 current_item = 1; // Skip dims items in group. |
|
4687
|
819 |
|
4696
|
820 #ifdef HAVE_H5GGET_NUM_OBJS |
|
|
821 hsize_t num_obj = 0; |
|
|
822 H5Gget_num_objs (loc_id, &num_obj); |
|
|
823 #endif |
|
|
824 |
|
4814
|
825 for (int i = 0; i < dv.numel (); i++) |
|
4687
|
826 { |
|
4696
|
827 |
|
|
828 #ifdef HAVE_H5GGET_NUM_OBJS |
|
4814
|
829 if (current_item >= static_cast<int> (num_obj)) |
|
|
830 retval2 = -1; |
|
|
831 else |
|
4696
|
832 #endif |
|
4814
|
833 retval2 = H5Giterate (loc_id, name, ¤t_item, |
|
|
834 hdf5_read_next_data, &dsub); |
|
|
835 |
|
4687
|
836 if (retval2 <= 0) |
|
|
837 break; |
|
4814
|
838 |
|
|
839 octave_value ov = dsub.tc; |
|
|
840 m.elem (i) = ov; |
|
|
841 |
|
|
842 if (have_h5giterate_bug) |
|
4815
|
843 current_item++; // H5Giterate returned the last index processed. |
|
4814
|
844 |
|
4687
|
845 } |
|
|
846 |
|
|
847 if (retval2 >= 0) |
|
|
848 { |
|
|
849 matrix = m; |
|
|
850 retval = true; |
|
|
851 } |
|
|
852 |
|
|
853 return retval; |
|
|
854 } |
|
4815
|
855 |
|
4687
|
856 #endif |
|
|
857 |
|
3354
|
858 DEFUN (iscell, args, , |
|
3448
|
859 "-*- texinfo -*-\n\ |
|
|
860 @deftypefn {Built-in Function} {} iscell (@var{x})\n\ |
|
|
861 Return true if @var{x} is a cell array object. Otherwise, return\n\ |
|
|
862 false.\n\ |
|
|
863 @end deftypefn") |
|
3354
|
864 { |
|
|
865 octave_value retval; |
|
|
866 |
|
|
867 if (args.length () == 1) |
|
|
868 retval = args(0).is_cell (); |
|
|
869 else |
|
|
870 print_usage ("iscell"); |
|
|
871 |
|
|
872 return retval; |
|
|
873 } |
|
|
874 |
|
|
875 DEFUN (cell, args, , |
|
3448
|
876 "-*- texinfo -*-\n\ |
|
|
877 @deftypefn {Built-in Function} {} cell (@var{x})\n\ |
|
|
878 @deftypefnx {Built-in Function} {} cell (@var{n}, @var{m})\n\ |
|
|
879 Create a new cell array object. If invoked with a single scalar\n\ |
|
|
880 argument, @code{cell} returns a square cell array with the dimension\n\ |
|
|
881 specified. If you supply two scalar arguments, @code{cell} takes\n\ |
|
|
882 them to be the number of rows and columns. If given a vector with two\n\ |
|
|
883 elements, @code{cell} uses the values of the elements as the number of\n\ |
|
|
884 rows and columns, respectively.\n\ |
|
|
885 @end deftypefn") |
|
3354
|
886 { |
|
|
887 octave_value retval; |
|
|
888 |
|
|
889 int nargin = args.length (); |
|
|
890 |
|
4563
|
891 dim_vector dims; |
|
|
892 |
|
3354
|
893 switch (nargin) |
|
|
894 { |
|
4563
|
895 case 0: |
|
|
896 dims = dim_vector (0, 0); |
|
3354
|
897 break; |
|
|
898 |
|
4563
|
899 case 1: |
|
|
900 get_dimensions (args(0), "cell", dims); |
|
3354
|
901 break; |
|
|
902 |
|
|
903 default: |
|
4563
|
904 { |
|
|
905 dims.resize (nargin); |
|
|
906 |
|
|
907 for (int i = 0; i < nargin; i++) |
|
|
908 { |
|
|
909 dims(i) = args(i).is_empty () ? 0 : args(i).nint_value (); |
|
|
910 |
|
|
911 if (error_state) |
|
|
912 { |
|
|
913 error ("cell: expecting scalar arguments"); |
|
|
914 break; |
|
|
915 } |
|
|
916 } |
|
|
917 } |
|
3354
|
918 break; |
|
|
919 } |
|
|
920 |
|
4563
|
921 if (! error_state) |
|
|
922 { |
|
|
923 int ndim = dims.length (); |
|
|
924 |
|
|
925 check_dimensions (dims, "cell"); |
|
|
926 |
|
|
927 if (! error_state) |
|
|
928 { |
|
|
929 switch (ndim) |
|
|
930 { |
|
|
931 case 1: |
|
|
932 retval = Cell (dims(0), dims(0), Matrix ()); |
|
|
933 break; |
|
|
934 |
|
|
935 default: |
|
|
936 retval = Cell (dims, Matrix ()); |
|
|
937 break; |
|
|
938 } |
|
|
939 } |
|
|
940 } |
|
|
941 |
|
3354
|
942 return retval; |
|
|
943 } |
|
|
944 |
|
4358
|
945 DEFUN (cellstr, args, , |
|
|
946 "-*- texinfo -*-\n\ |
|
|
947 @deftypefn {Built-in Function} {} cellstr (@var{string})\n\ |
|
|
948 Create a new cell array object from the elements of the string\n\ |
|
|
949 array @var{string}.\n\ |
|
|
950 @end deftypefn") |
|
|
951 { |
|
|
952 octave_value retval; |
|
|
953 |
|
|
954 if (args.length () == 1) |
|
|
955 { |
|
|
956 string_vector s = args(0).all_strings (); |
|
|
957 |
|
|
958 if (! error_state) |
|
|
959 retval = Cell (s); |
|
|
960 else |
|
|
961 error ("cellstr: expecting argument to be a string"); |
|
|
962 } |
|
|
963 else |
|
|
964 print_usage ("cellstr"); |
|
|
965 |
|
|
966 return retval; |
|
|
967 } |
|
|
968 |
|
4610
|
969 DEFUN (iscellstr, args, , |
|
|
970 "-*- texinfo -*-\n\ |
|
|
971 @deftypefn {Built-in Function} {} iscellstr (@var{cell})\n\ |
|
|
972 Return true if every element of the cell array @var{cell} is a\n\ |
|
|
973 character string\n\ |
|
|
974 @end deftypefn") |
|
|
975 { |
|
4699
|
976 octave_value retval; |
|
4610
|
977 |
|
|
978 if (args.length () == 1) |
|
|
979 { |
|
4699
|
980 retval = true; |
|
|
981 |
|
4610
|
982 octave_value arg = args (0); |
|
|
983 |
|
|
984 if (arg.is_cell ()) |
|
|
985 { |
|
|
986 Cell c = args(0).cell_value (); |
|
|
987 |
|
|
988 if (! error_state) |
|
|
989 { |
|
|
990 for (int i = 0; i < c.length (); i++) |
|
|
991 { |
|
|
992 if (! c(i).is_string ()) |
|
|
993 { |
|
|
994 retval = false; |
|
|
995 break; |
|
|
996 } |
|
|
997 } |
|
|
998 } |
|
|
999 else |
|
|
1000 error ("iscellstr: expecting argument to be a cell"); |
|
|
1001 } |
|
|
1002 else |
|
|
1003 retval = false; |
|
|
1004 } |
|
|
1005 else |
|
|
1006 print_usage ("iscellstr"); |
|
|
1007 |
|
|
1008 return retval; |
|
|
1009 } |
|
|
1010 |
|
4762
|
1011 DEFUN (struct2cell, args, , |
|
|
1012 "-*- texinfo -*-\n\ |
|
|
1013 @deftypefn {Built-in Function} {} struct2cell (@var{S})\n\ |
|
|
1014 Create a new cell array from the objects stored in the struct object.\n\ |
|
4764
|
1015 If @var{f} is the number of fields in the structure, the resulting\n\ |
|
|
1016 cell array will have a dimension vector corresponding to\n\ |
|
|
1017 @code{[@var{F} size(@var{S})]}.\n\ |
|
4762
|
1018 @end deftypefn\n\ |
|
|
1019 @seealso{cell2struct, fieldnames}") |
|
|
1020 { |
|
|
1021 octave_value retval; |
|
4764
|
1022 |
|
4762
|
1023 int nargin = args.length (); |
|
4764
|
1024 |
|
4762
|
1025 if (nargin == 1) |
|
|
1026 { |
|
4764
|
1027 Octave_map m = args(0).map_value (); |
|
|
1028 |
|
4762
|
1029 if (! error_state) |
|
|
1030 { |
|
|
1031 dim_vector m_dv = m.dims (); |
|
4764
|
1032 |
|
4762
|
1033 string_vector keys = m.keys (); |
|
4764
|
1034 |
|
4762
|
1035 int fields_numel = keys.length (); |
|
4764
|
1036 |
|
4762
|
1037 // The resulting dim_vector should have dimensions: |
|
|
1038 // [numel(fields) size(struct)] |
|
4764
|
1039 |
|
4762
|
1040 dim_vector result_dv; |
|
4764
|
1041 result_dv.resize (m_dv.length () + 1); // Add 1 for the fields. |
|
|
1042 |
|
|
1043 result_dv(0) = fields_numel; |
|
4762
|
1044 |
|
|
1045 for (int i = 1; i < result_dv.length (); i++) |
|
|
1046 result_dv(i) = m_dv(i-1); |
|
4764
|
1047 |
|
|
1048 // Squeeze to be sure that a (3,1) vector doesn't get turned |
|
|
1049 // into a (3,3,1) vector. |
|
|
1050 |
|
|
1051 result_dv = result_dv.squeeze (); |
|
|
1052 |
|
4762
|
1053 Cell c (result_dv); |
|
4764
|
1054 |
|
|
1055 // Use ra_idx both for counting and for assignments, so |
|
|
1056 // ra_idx(0) will both contain fields_numel for each call to |
|
|
1057 // increment_index and j for each assignment. |
|
|
1058 |
|
4762
|
1059 Array<int> ra_idx (result_dv.length (), 0); |
|
4764
|
1060 ra_idx(0) = fields_numel; |
|
4762
|
1061 |
|
|
1062 for (int i = 0; i < m_dv.numel (); i++) |
|
|
1063 { |
|
|
1064 for (int j = 0; j < fields_numel; j++) |
|
|
1065 { |
|
|
1066 ra_idx(0) = j; |
|
4764
|
1067 |
|
4762
|
1068 Cell c_tmp = m.contents (keys(j)); |
|
4764
|
1069 |
|
|
1070 if (c_tmp.length () > 1) // Is a cell. |
|
4762
|
1071 c(ra_idx) = c_tmp; |
|
4764
|
1072 else if (c_tmp.length () == 1) // Get octave_value. |
|
4762
|
1073 c(ra_idx) = c_tmp(0); |
|
4764
|
1074 else |
|
|
1075 c(ra_idx) = Cell (); |
|
|
1076 |
|
4762
|
1077 ra_idx(0) = fields_numel; |
|
|
1078 } |
|
|
1079 |
|
4764
|
1080 increment_index (ra_idx, result_dv); |
|
4762
|
1081 } |
|
|
1082 |
|
|
1083 retval = c; |
|
|
1084 } |
|
|
1085 else |
|
|
1086 error ("struct2cell: expecting argument to be a cell array"); |
|
|
1087 } |
|
|
1088 else |
|
|
1089 print_usage ("struct2cell"); |
|
4764
|
1090 |
|
4762
|
1091 return retval; |
|
|
1092 } |
|
|
1093 |
|
3353
|
1094 /* |
|
|
1095 ;;; Local Variables: *** |
|
|
1096 ;;; mode: C++ *** |
|
|
1097 ;;; End: *** |
|
|
1098 */ |
