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