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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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23 #ifdef HAVE_CONFIG_H |
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24 #include <config.h> |
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25 #endif |
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26 |
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3503
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27 #include <iostream> |
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3353
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28 |
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4051
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29 #include "lo-sstream.h" |
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3353
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30 #include "lo-utils.h" |
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4153
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31 #include "quit.h" |
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3353
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32 |
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33 #include "defun.h" |
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34 #include "error.h" |
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35 #include "ov-cell.h" |
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3354
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36 #include "oct-obj.h" |
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3353
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37 #include "unwind-prot.h" |
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3354
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38 #include "utils.h" |
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3928
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39 #include "ov-base-mat.h" |
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40 #include "ov-base-mat.cc" |
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41 #include "ov-re-mat.h" |
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42 #include "ov-scalar.h" |
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4762
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43 #include "Array-util.h" |
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3928
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44 |
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4687
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45 #include "byte-swap.h" |
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46 #include "ls-oct-ascii.h" |
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47 #include "ls-oct-binary.h" |
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48 #include "ls-hdf5.h" |
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49 #include "ls-utils.h" |
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50 |
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3928
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51 template class octave_base_matrix<Cell>; |
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3353
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52 |
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53 DEFINE_OCTAVE_ALLOCATOR (octave_cell); |
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54 |
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4612
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55 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell", "cell"); |
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3353
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56 |
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4994
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57 octave_value_list |
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4247
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58 octave_cell::subsref (const std::string& type, |
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4994
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59 const std::list<octave_value_list>& idx, int nargout) |
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3933
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60 { |
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4994
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61 octave_value_list retval; |
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3933
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62 |
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63 switch (type[0]) |
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64 { |
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65 case '(': |
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4994
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66 retval(0) = do_index_op (idx.front ()); |
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3933
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67 break; |
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68 |
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69 case '{': |
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70 { |
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71 octave_value tmp = do_index_op (idx.front ()); |
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72 |
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4582
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73 if (! error_state) |
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3933
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74 { |
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4582
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75 Cell tcell = tmp.cell_value (); |
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76 |
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77 if (tcell.length () == 1) |
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4994
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78 retval(0) = tcell(0,0); |
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4582
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79 else |
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80 { |
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4705
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81 int n = tcell.numel (); |
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82 |
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83 octave_value_list lst (n, octave_value ()); |
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84 |
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85 for (int i = 0; i < n; i++) |
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86 { |
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87 OCTAVE_QUIT; |
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88 lst(i) = tcell(i); |
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89 } |
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90 |
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4994
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91 retval(0) = octave_value (lst, true); |
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4582
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92 } |
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3933
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93 } |
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94 } |
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95 break; |
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96 |
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97 case '.': |
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98 { |
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99 std::string nm = type_name (); |
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100 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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101 } |
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102 break; |
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103 |
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104 default: |
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105 panic_impossible (); |
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106 } |
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107 |
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4994
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108 // XXX FIXME XXX -- perhaps there should be an |
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109 // octave_value_list::next_subsref member function? See also |
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110 // octave_user_function::subsref. |
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111 |
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112 if (idx.size () > 1) |
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113 retval = retval(0).next_subsref (nargout, type, idx); |
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114 |
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115 return retval; |
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3933
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116 } |
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117 |
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118 octave_value |
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4247
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119 octave_cell::subsasgn (const std::string& type, |
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4219
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120 const std::list<octave_value_list>& idx, |
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3933
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121 const octave_value& rhs) |
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122 { |
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123 octave_value retval; |
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124 |
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125 int n = type.length (); |
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126 |
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127 octave_value t_rhs = rhs; |
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128 |
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129 if (n > 1) |
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130 { |
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131 switch (type[0]) |
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132 { |
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133 case '(': |
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134 { |
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135 octave_value tmp = do_index_op (idx.front (), true); |
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136 |
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137 if (! tmp.is_defined ()) |
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138 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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139 |
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140 if (! error_state) |
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141 { |
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4219
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142 std::list<octave_value_list> next_idx (idx); |
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3933
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143 |
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4219
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144 next_idx.erase (next_idx.begin ()); |
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3933
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145 |
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4362
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146 tmp.make_unique (); |
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147 |
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3933
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148 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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149 } |
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150 } |
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151 break; |
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152 |
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153 case '{': |
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154 { |
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155 octave_value tmp = do_index_op (idx.front (), true); |
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156 |
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157 if (! tmp.is_defined ()) |
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158 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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159 |
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4362
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160 if (! error_state) |
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161 { |
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162 Cell tcell = tmp.cell_value (); |
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3933
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163 |
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4362
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164 if (! error_state && tcell.length () == 1) |
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165 { |
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166 tmp = tcell(0,0); |
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3933
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167 |
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4362
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168 std::list<octave_value_list> next_idx (idx); |
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169 |
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170 next_idx.erase (next_idx.begin ()); |
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3933
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171 |
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4362
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172 tmp.make_unique (); |
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3933
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173 |
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4519
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174 if (! tmp.is_defined () || tmp.is_empty ()) |
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175 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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176 |
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177 if (! error_state) |
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178 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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4362
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179 } |
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3933
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180 } |
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181 } |
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182 break; |
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183 |
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184 case '.': |
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185 { |
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186 std::string nm = type_name (); |
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187 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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188 } |
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189 break; |
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190 |
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191 default: |
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192 panic_impossible (); |
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193 } |
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194 } |
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195 |
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3940
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196 if (! error_state) |
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3933
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197 { |
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3940
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198 switch (type[0]) |
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199 { |
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200 case '(': |
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201 { |
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202 octave_value_list i = idx.front (); |
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3933
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203 |
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3940
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204 if (t_rhs.is_cell ()) |
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205 octave_base_matrix<Cell>::assign (i, t_rhs.cell_value ()); |
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206 else |
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4941
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207 if (t_rhs.is_empty ()) |
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208 octave_base_matrix<Cell>::assign (i, Cell()); |
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209 else |
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210 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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211 |
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3940
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212 retval = octave_value (this, count + 1); |
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213 } |
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214 break; |
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3933
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215 |
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3940
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216 case '{': |
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217 { |
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218 octave_value_list i = idx.front (); |
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3933
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219 |
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3940
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220 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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221 |
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3940
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222 retval = octave_value (this, count + 1); |
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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 case '.': |
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227 { |
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228 std::string nm = type_name (); |
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229 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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230 } |
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231 break; |
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3933
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232 |
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3940
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233 default: |
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234 panic_impossible (); |
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235 } |
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3933
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236 } |
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237 |
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238 return retval; |
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239 } |
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240 |
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3353
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241 void |
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242 octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) |
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243 { |
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3928
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244 if (rhs.is_cell ()) |
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245 octave_base_matrix<Cell>::assign (idx, rhs.cell_value ()); |
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3353
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246 else |
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3928
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247 octave_base_matrix<Cell>::assign (idx, Cell (rhs)); |
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3353
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248 } |
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249 |
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4791
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250 size_t |
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251 octave_cell::byte_size (void) const |
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252 { |
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253 size_t retval = 0; |
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254 |
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255 for (int i = 0; i < numel (); i++) |
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256 retval += matrix(i).byte_size (); |
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257 |
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258 return retval; |
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259 } |
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260 |
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3933
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261 octave_value_list |
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262 octave_cell::list_value (void) const |
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263 { |
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264 octave_value_list retval; |
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265 |
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266 int nr = rows (); |
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267 int nc = columns (); |
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268 |
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269 if (nr == 1 && nc > 0) |
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270 { |
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271 retval.resize (nc); |
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272 |
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273 for (int i = 0; i < nc; i++) |
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274 retval(i) = matrix(0,i); |
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275 } |
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276 else if (nc == 1 && nr > 0) |
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277 { |
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278 retval.resize (nr); |
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279 |
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280 for (int i = 0; i < nr; i++) |
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281 retval(i) = matrix(i,0); |
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282 } |
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283 else |
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284 error ("invalid conversion from cell array to list"); |
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285 |
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286 return retval; |
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287 } |
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288 |
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4243
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289 string_vector |
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4457
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290 octave_cell::all_strings (bool pad, bool) const |
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4243
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291 { |
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4358
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292 string_vector retval; |
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293 |
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4243
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294 int nr = rows (); |
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295 int nc = columns (); |
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296 |
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4358
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297 int n_elts = 0; |
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298 |
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299 int max_len = 0; |
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300 |
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4722
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301 for (int j = 0; j < nc; j++) |
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4358
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302 { |
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4722
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303 for (int i = 0; i < nr; i++) |
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4358
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304 { |
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4722
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305 string_vector s = matrix(i,j).all_strings (); |
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4358
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306 |
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4722
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307 if (error_state) |
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308 return retval; |
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4358
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309 |
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4722
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310 n_elts += s.length (); |
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4358
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311 |
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4722
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312 int s_max_len = s.max_length (); |
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4358
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313 |
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4722
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314 if (s_max_len > max_len) |
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315 max_len = s_max_len; |
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4358
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316 } |
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317 } |
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318 |
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319 retval.resize (n_elts); |
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4243
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320 |
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321 int k = 0; |
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322 |
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323 for (int j = 0; j < nc; j++) |
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324 { |
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325 for (int i = 0; i < nr; i++) |
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326 { |
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4358
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327 string_vector s = matrix(i,j).all_strings (); |
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328 |
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329 int n = s.length (); |
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4243
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330 |
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4358
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331 for (int ii = 0; ii < n; ii++) |
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332 { |
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333 std::string t = s[ii]; |
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334 int t_len = t.length (); |
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335 |
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336 if (pad && max_len > t_len) |
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337 t += std::string (max_len - t_len, ' '); |
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338 |
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339 retval[k++] = t; |
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340 } |
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4243
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341 } |
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342 } |
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343 |
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344 return retval; |
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345 } |
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346 |
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4604
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347 bool |
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348 octave_cell::print_as_scalar (void) const |
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349 { |
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350 return (ndims () > 2 || numel () == 0); |
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351 } |
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352 |
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3933
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353 void |
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354 octave_cell::print (std::ostream& os, bool) const |
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355 { |
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356 print_raw (os); |
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357 } |
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358 |
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359 void |
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360 octave_cell::print_raw (std::ostream& os, bool) const |
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361 { |
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4587
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362 int nd = matrix.ndims (); |
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4513
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363 |
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4587
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364 if (nd == 2) |
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4513
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365 { |
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366 int nr = rows (); |
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367 int nc = columns (); |
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368 |
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369 if (nr > 0 && nc > 0) |
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370 { |
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371 indent (os); |
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372 os << "{"; |
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373 newline (os); |
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374 |
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375 increment_indent_level (); |
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376 |
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377 for (int j = 0; j < nc; j++) |
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378 { |
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379 for (int i = 0; i < nr; i++) |
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380 { |
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381 OCTAVE_QUIT; |
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382 |
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383 OSSTREAM buf; |
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384 buf << "[" << i+1 << "," << j+1 << "]" << OSSTREAM_ENDS; |
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3933
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385 |
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4513
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386 octave_value val = matrix(i,j); |
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387 |
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388 val.print_with_name (os, OSSTREAM_STR (buf)); |
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389 |
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390 OSSTREAM_FREEZE (buf); |
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391 } |
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392 } |
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393 |
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394 decrement_indent_level (); |
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395 |
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396 indent (os); |
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397 os << "}"; |
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398 newline (os); |
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399 } |
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400 else |
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401 { |
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402 os << "{}"; |
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403 if (nr > 0 || nc > 0) |
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404 os << "(" << nr << "x" << nc << ")"; |
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405 os << "\n"; |
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406 } |
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407 } |
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408 else |
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3933
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409 { |
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410 indent (os); |
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4513
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411 dim_vector dv = matrix.dims (); |
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4587
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412 os << "{" << dv.str () << " Cell Array}"; |
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3933
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413 newline (os); |
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414 } |
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415 } |
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416 |
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4687
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417 #define CELL_ELT_TAG "<cell-element>" |
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418 |
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419 bool |
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420 octave_cell::save_ascii (std::ostream& os, bool& infnan_warned, |
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421 bool strip_nan_and_inf) |
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422 { |
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423 dim_vector d = dims (); |
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424 if (d.length () > 2) |
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425 { |
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426 os << "# ndims: " << d.length () << "\n"; |
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427 |
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428 for (int i=0; i < d.length (); i++) |
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429 os << " " << d (i); |
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430 os << "\n"; |
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431 |
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432 Cell tmp = cell_value (); |
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433 |
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434 for (int i = 0; i < d.numel (); i++) |
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435 { |
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436 octave_value o_val = tmp.elem (i); |
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437 |
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438 // Recurse to print sub-value. |
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439 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, infnan_warned, |
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440 strip_nan_and_inf, 0, 0); |
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441 |
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442 if (! b) |
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443 return os; |
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444 } |
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445 } |
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446 else |
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447 { |
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448 // Keep this case, rather than use generic code above for backward |
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449 // compatiability. Makes load_ascii much more complex!! |
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450 os << "# rows: " << rows () << "\n" |
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451 << "# columns: " << columns () << "\n"; |
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452 |
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453 Cell tmp = cell_value (); |
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454 |
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455 for (int j = 0; j < tmp.cols (); j++) |
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456 { |
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457 for (int i = 0; i < tmp.rows (); i++) |
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458 { |
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459 octave_value o_val = tmp.elem (i, j); |
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460 |
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461 // Recurse to print sub-value. |
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462 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, |
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463 infnan_warned, |
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464 strip_nan_and_inf, 0, 0); |
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465 |
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466 if (! b) |
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467 return os; |
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468 } |
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469 |
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470 os << "\n"; |
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471 } |
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472 } |
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473 |
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474 return true; |
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475 } |
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476 |
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477 bool |
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|
478 octave_cell::load_ascii (std::istream& is) |
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|
479 { |
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480 bool success = true; |
|
5099
|
481 |
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482 string_vector keywords(2); |
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4687
|
483 |
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5099
|
484 keywords[0] = "ndims"; |
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|
485 keywords[1] = "rows"; |
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486 |
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487 std::string kw; |
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488 int val = 0; |
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489 |
|
|
490 if (extract_keyword (is, keywords, kw, val, true)) |
|
4687
|
491 { |
|
5099
|
492 if (kw == "ndims") |
|
4687
|
493 { |
|
5099
|
494 int mdims = val; |
|
4687
|
495 |
|
5099
|
496 if (mdims >= 0) |
|
|
497 { |
|
|
498 dim_vector dv; |
|
|
499 dv.resize (mdims); |
|
|
500 |
|
|
501 for (int i = 0; i < mdims; i++) |
|
|
502 is >> dv(i); |
|
4687
|
503 |
|
5099
|
504 Cell tmp(dv); |
|
4687
|
505 |
|
5099
|
506 for (int i = 0; i < dv.numel (); i++) |
|
|
507 { |
|
|
508 octave_value t2; |
|
|
509 bool dummy; |
|
|
510 |
|
|
511 // recurse to read cell elements |
|
|
512 std::string nm = read_ascii_data (is, std::string (), |
|
|
513 dummy, t2, count); |
|
4687
|
514 |
|
5099
|
515 if (nm == CELL_ELT_TAG) |
|
|
516 { |
|
|
517 if (is) |
|
|
518 tmp.elem (i) = t2; |
|
|
519 } |
|
|
520 else |
|
|
521 { |
|
|
522 error ("load: cell array element had unexpected name"); |
|
|
523 success = false; |
|
|
524 break; |
|
|
525 } |
|
|
526 } |
|
4687
|
527 |
|
5099
|
528 if (is) |
|
|
529 matrix = tmp; |
|
4687
|
530 else |
|
|
531 { |
|
5099
|
532 error ("load: failed to load matrix constant"); |
|
4687
|
533 success = false; |
|
|
534 } |
|
|
535 } |
|
|
536 else |
|
|
537 { |
|
5099
|
538 error ("load: failed to extract number of rows and columns"); |
|
|
539 success = false; |
|
|
540 } |
|
|
541 } |
|
|
542 else if (kw == "rows") |
|
|
543 { |
|
|
544 int nr = val; |
|
|
545 int nc = 0; |
|
|
546 |
|
|
547 if (nr >= 0 && extract_keyword (is, "columns", nc) && nc >= 0) |
|
|
548 { |
|
|
549 if (nr > 0 && nc > 0) |
|
|
550 { |
|
|
551 Cell tmp (nr, nc); |
|
|
552 |
|
|
553 for (int j = 0; j < nc; j++) |
|
|
554 { |
|
|
555 for (int i = 0; i < nr; i++) |
|
|
556 { |
|
|
557 octave_value t2; |
|
|
558 bool dummy; |
|
|
559 |
|
|
560 // recurse to read cell elements |
|
|
561 std::string nm = read_ascii_data (is, std::string (), |
|
|
562 dummy, t2, count); |
|
|
563 |
|
|
564 if (nm == CELL_ELT_TAG) |
|
|
565 { |
|
|
566 if (is) |
|
|
567 tmp.elem (i, j) = t2; |
|
|
568 } |
|
|
569 else |
|
|
570 { |
|
|
571 error ("load: cell array element had unexpected name"); |
|
|
572 success = false; |
|
|
573 goto cell_read_error; |
|
|
574 } |
|
|
575 } |
|
|
576 } |
|
|
577 |
|
|
578 cell_read_error: |
|
|
579 |
|
|
580 if (is) |
|
|
581 matrix = tmp; |
|
|
582 else |
|
|
583 { |
|
|
584 error ("load: failed to load cell element"); |
|
|
585 success = false; |
|
|
586 } |
|
|
587 } |
|
|
588 else if (nr == 0 || nc == 0) |
|
|
589 matrix = Cell (nr, nc); |
|
|
590 else |
|
|
591 panic_impossible (); |
|
|
592 } |
|
|
593 else |
|
|
594 { |
|
|
595 error ("load: failed to extract number of rows and columns for cell array"); |
|
4687
|
596 success = false; |
|
|
597 } |
|
|
598 } |
|
|
599 else |
|
5099
|
600 panic_impossible (); |
|
4687
|
601 } |
|
|
602 else |
|
|
603 { |
|
5099
|
604 error ("load: failed to extract number of rows and columns"); |
|
|
605 success = false; |
|
4687
|
606 } |
|
|
607 |
|
|
608 return success; |
|
|
609 } |
|
|
610 |
|
|
611 bool |
|
|
612 octave_cell::save_binary (std::ostream& os, bool& save_as_floats) |
|
|
613 { |
|
|
614 dim_vector d = dims (); |
|
|
615 if (d.length () < 1) |
|
|
616 return false; |
|
|
617 |
|
|
618 // Use negative value for ndims |
|
|
619 FOUR_BYTE_INT di = - d.length(); |
|
|
620 os.write (X_CAST (char *, &di), 4); |
|
|
621 for (int i=0; i < d.length (); i++) |
|
|
622 { |
|
|
623 di = d(i); |
|
|
624 os.write (X_CAST (char *, &di), 4); |
|
|
625 } |
|
|
626 |
|
|
627 Cell tmp = cell_value (); |
|
|
628 |
|
|
629 for (int i = 0; i < d.numel (); i++) |
|
|
630 { |
|
|
631 octave_value o_val = tmp.elem (i); |
|
|
632 |
|
|
633 // Recurse to print sub-value. |
|
|
634 bool b = save_binary_data (os, o_val, CELL_ELT_TAG, "", 0, |
|
|
635 save_as_floats); |
|
|
636 |
|
|
637 if (! b) |
|
|
638 return false; |
|
|
639 } |
|
|
640 |
|
|
641 return true; |
|
|
642 } |
|
|
643 |
|
|
644 bool |
|
|
645 octave_cell::load_binary (std::istream& is, bool swap, |
|
|
646 oct_mach_info::float_format fmt) |
|
|
647 { |
|
|
648 bool success = true; |
|
|
649 FOUR_BYTE_INT mdims; |
|
|
650 if (! is.read (X_CAST (char *, &mdims), 4)) |
|
|
651 return false; |
|
|
652 if (swap) |
|
4944
|
653 swap_bytes<4> (&mdims); |
|
4687
|
654 if (mdims >= 0) |
|
|
655 return false; |
|
|
656 |
|
|
657 mdims = -mdims; |
|
|
658 FOUR_BYTE_INT di; |
|
|
659 dim_vector dv; |
|
|
660 dv.resize (mdims); |
|
|
661 |
|
|
662 for (int i = 0; i < mdims; i++) |
|
|
663 { |
|
|
664 if (! is.read (X_CAST (char *, &di), 4)) |
|
|
665 return false; |
|
|
666 if (swap) |
|
4944
|
667 swap_bytes<4> (&di); |
|
4687
|
668 dv(i) = di; |
|
|
669 } |
|
|
670 |
|
|
671 int nel = dv.numel (); |
|
|
672 Cell tmp(dv); |
|
|
673 |
|
|
674 for (int i = 0; i < nel; i++) |
|
|
675 { |
|
|
676 octave_value t2; |
|
|
677 bool dummy; |
|
|
678 std::string doc; |
|
|
679 |
|
|
680 // recurse to read cell elements |
|
|
681 std::string nm = read_binary_data (is, swap, fmt, std::string (), |
|
|
682 dummy, t2, doc); |
|
|
683 |
|
|
684 if (nm == CELL_ELT_TAG) |
|
|
685 { |
|
|
686 if (is) |
|
|
687 tmp.elem (i) = t2; |
|
|
688 } |
|
|
689 else |
|
|
690 { |
|
|
691 error ("load: cell array element had unexpected name"); |
|
|
692 success = false; |
|
|
693 break; |
|
|
694 } |
|
|
695 } |
|
|
696 |
|
|
697 if (is) |
|
|
698 matrix = tmp; |
|
|
699 else |
|
|
700 { |
|
|
701 error ("load: failed to load matrix constant"); |
|
|
702 success = false; |
|
|
703 } |
|
|
704 |
|
|
705 return success; |
|
|
706 } |
|
|
707 |
|
|
708 #if defined (HAVE_HDF5) |
|
4815
|
709 |
|
4687
|
710 bool |
|
|
711 octave_cell::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats) |
|
|
712 { |
|
4814
|
713 dim_vector dv = dims (); |
|
4837
|
714 int empty = save_hdf5_empty (loc_id, name, dv); |
|
|
715 if (empty) |
|
|
716 return (empty > 0); |
|
|
717 |
|
4815
|
718 hsize_t rank = dv.length (); |
|
4687
|
719 hid_t space_hid = -1, data_hid = -1, size_hid = -1; |
|
|
720 |
|
|
721 data_hid = H5Gcreate (loc_id, name, 0); |
|
4815
|
722 |
|
|
723 if (data_hid < 0) |
|
|
724 return false; |
|
4687
|
725 |
|
4814
|
726 // Have to save cell array shape, since can't have a |
|
|
727 // dataset of groups.... |
|
4815
|
728 |
|
|
729 space_hid = H5Screate_simple (1, &rank, 0); |
|
|
730 |
|
4687
|
731 if (space_hid < 0) |
|
|
732 { |
|
|
733 H5Gclose (data_hid); |
|
|
734 return false; |
|
|
735 } |
|
|
736 |
|
4814
|
737 OCTAVE_LOCAL_BUFFER (int, hdims, rank); |
|
|
738 |
|
|
739 // Octave uses column-major, while HDF5 uses row-major ordering |
|
4933
|
740 for (hsize_t i = 0; i < rank; i++) |
|
4815
|
741 hdims[i] = dv(rank-i-1); |
|
4814
|
742 |
|
|
743 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_INT, space_hid, |
|
4687
|
744 H5P_DEFAULT); |
|
|
745 if (size_hid < 0) |
|
|
746 { |
|
|
747 H5Sclose (space_hid); |
|
|
748 H5Gclose (data_hid); |
|
|
749 return false; |
|
|
750 } |
|
|
751 |
|
|
752 if (! H5Dwrite (size_hid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, |
|
4815
|
753 H5P_DEFAULT, hdims) < 0) |
|
4687
|
754 { |
|
|
755 H5Dclose (size_hid); |
|
|
756 H5Sclose (space_hid); |
|
|
757 H5Gclose (data_hid); |
|
|
758 return false; |
|
|
759 } |
|
4815
|
760 |
|
4687
|
761 H5Dclose (size_hid); |
|
|
762 H5Sclose (space_hid); |
|
|
763 |
|
4815
|
764 // Recursively add each element of the cell to this group. |
|
|
765 |
|
4687
|
766 Cell tmp = cell_value (); |
|
|
767 |
|
4814
|
768 for (int i = 0; i < dv.numel (); i++) |
|
4687
|
769 { |
|
4814
|
770 char s[20]; |
|
|
771 sprintf (s, "_%d", i); |
|
4687
|
772 |
|
4814
|
773 if (! add_hdf5_data(data_hid, tmp.elem (i), s, "", false, |
|
|
774 save_as_floats)) |
|
|
775 { |
|
|
776 H5Gclose (data_hid); |
|
|
777 return false; |
|
4687
|
778 } |
|
|
779 } |
|
|
780 |
|
|
781 H5Gclose (data_hid); |
|
4815
|
782 |
|
4687
|
783 return true; |
|
|
784 } |
|
|
785 |
|
|
786 bool |
|
|
787 octave_cell::load_hdf5 (hid_t loc_id, const char *name, |
|
|
788 bool have_h5giterate_bug) |
|
|
789 { |
|
|
790 bool retval = false; |
|
4837
|
791 |
|
|
792 dim_vector dv; |
|
|
793 int empty = load_hdf5_empty (loc_id, name, dv); |
|
|
794 if (empty > 0) |
|
|
795 matrix.resize(dv); |
|
|
796 if (empty) |
|
|
797 return (empty > 0); |
|
|
798 |
|
4687
|
799 hid_t group_id = H5Gopen (loc_id, name); |
|
|
800 |
|
|
801 if (group_id < 0) |
|
|
802 return false; |
|
|
803 |
|
4814
|
804 hid_t data_hid = H5Dopen (group_id, "dims"); |
|
4687
|
805 hid_t space_hid = H5Dget_space (data_hid); |
|
|
806 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); |
|
4814
|
807 if (rank != 1) |
|
4687
|
808 { |
|
4837
|
809 H5Dclose (data_hid); |
|
|
810 H5Gclose (group_id); |
|
4687
|
811 return false; |
|
|
812 } |
|
|
813 |
|
4814
|
814 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
815 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
4815
|
816 |
|
4814
|
817 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
4687
|
818 |
|
4815
|
819 // Octave uses column-major, while HDF5 uses row-major ordering. |
|
|
820 |
|
4814
|
821 dv.resize (hdims[0]); |
|
4815
|
822 |
|
4814
|
823 OCTAVE_LOCAL_BUFFER (int, tmp, hdims[0]); |
|
|
824 |
|
4687
|
825 if (H5Dread (data_hid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, |
|
4815
|
826 H5P_DEFAULT, tmp) < 0) |
|
4687
|
827 { |
|
4837
|
828 H5Dclose (data_hid); |
|
|
829 H5Gclose (group_id); |
|
4687
|
830 return false; |
|
|
831 } |
|
4815
|
832 |
|
4687
|
833 H5Dclose (data_hid); |
|
|
834 H5Gclose (group_id); |
|
|
835 |
|
4815
|
836 for (hsize_t i = 0, j = hdims[0] - 1; i < hdims[0]; i++, j--) |
|
4814
|
837 dv(j) = tmp[i]; |
|
|
838 |
|
4687
|
839 hdf5_callback_data dsub; |
|
|
840 |
|
|
841 herr_t retval2 = -1; |
|
4815
|
842 |
|
4814
|
843 Cell m (dv); |
|
4815
|
844 |
|
4687
|
845 int current_item = 0; |
|
4815
|
846 |
|
4687
|
847 if (have_h5giterate_bug) |
|
4815
|
848 current_item = 1; // Skip dims items in group. |
|
4687
|
849 |
|
4696
|
850 #ifdef HAVE_H5GGET_NUM_OBJS |
|
|
851 hsize_t num_obj = 0; |
|
5060
|
852 group_id = H5Gopen (loc_id, name); |
|
|
853 H5Gget_num_objs (group_id, &num_obj); |
|
|
854 H5Gclose (group_id); |
|
4696
|
855 #endif |
|
|
856 |
|
4814
|
857 for (int i = 0; i < dv.numel (); i++) |
|
4687
|
858 { |
|
4696
|
859 |
|
|
860 #ifdef HAVE_H5GGET_NUM_OBJS |
|
4814
|
861 if (current_item >= static_cast<int> (num_obj)) |
|
|
862 retval2 = -1; |
|
|
863 else |
|
4696
|
864 #endif |
|
4814
|
865 retval2 = H5Giterate (loc_id, name, ¤t_item, |
|
|
866 hdf5_read_next_data, &dsub); |
|
|
867 |
|
4687
|
868 if (retval2 <= 0) |
|
|
869 break; |
|
4814
|
870 |
|
|
871 octave_value ov = dsub.tc; |
|
|
872 m.elem (i) = ov; |
|
|
873 |
|
|
874 if (have_h5giterate_bug) |
|
4815
|
875 current_item++; // H5Giterate returned the last index processed. |
|
4814
|
876 |
|
4687
|
877 } |
|
|
878 |
|
|
879 if (retval2 >= 0) |
|
|
880 { |
|
|
881 matrix = m; |
|
|
882 retval = true; |
|
|
883 } |
|
|
884 |
|
|
885 return retval; |
|
|
886 } |
|
4815
|
887 |
|
4687
|
888 #endif |
|
|
889 |
|
3354
|
890 DEFUN (iscell, args, , |
|
3448
|
891 "-*- texinfo -*-\n\ |
|
|
892 @deftypefn {Built-in Function} {} iscell (@var{x})\n\ |
|
|
893 Return true if @var{x} is a cell array object. Otherwise, return\n\ |
|
|
894 false.\n\ |
|
|
895 @end deftypefn") |
|
3354
|
896 { |
|
|
897 octave_value retval; |
|
|
898 |
|
|
899 if (args.length () == 1) |
|
|
900 retval = args(0).is_cell (); |
|
|
901 else |
|
|
902 print_usage ("iscell"); |
|
|
903 |
|
|
904 return retval; |
|
|
905 } |
|
|
906 |
|
|
907 DEFUN (cell, args, , |
|
3448
|
908 "-*- texinfo -*-\n\ |
|
|
909 @deftypefn {Built-in Function} {} cell (@var{x})\n\ |
|
|
910 @deftypefnx {Built-in Function} {} cell (@var{n}, @var{m})\n\ |
|
|
911 Create a new cell array object. If invoked with a single scalar\n\ |
|
|
912 argument, @code{cell} returns a square cell array with the dimension\n\ |
|
|
913 specified. If you supply two scalar arguments, @code{cell} takes\n\ |
|
|
914 them to be the number of rows and columns. If given a vector with two\n\ |
|
|
915 elements, @code{cell} uses the values of the elements as the number of\n\ |
|
|
916 rows and columns, respectively.\n\ |
|
|
917 @end deftypefn") |
|
3354
|
918 { |
|
|
919 octave_value retval; |
|
|
920 |
|
|
921 int nargin = args.length (); |
|
|
922 |
|
4563
|
923 dim_vector dims; |
|
|
924 |
|
3354
|
925 switch (nargin) |
|
|
926 { |
|
4563
|
927 case 0: |
|
|
928 dims = dim_vector (0, 0); |
|
3354
|
929 break; |
|
|
930 |
|
4563
|
931 case 1: |
|
|
932 get_dimensions (args(0), "cell", dims); |
|
3354
|
933 break; |
|
|
934 |
|
|
935 default: |
|
4563
|
936 { |
|
|
937 dims.resize (nargin); |
|
|
938 |
|
|
939 for (int i = 0; i < nargin; i++) |
|
|
940 { |
|
|
941 dims(i) = args(i).is_empty () ? 0 : args(i).nint_value (); |
|
|
942 |
|
|
943 if (error_state) |
|
|
944 { |
|
|
945 error ("cell: expecting scalar arguments"); |
|
|
946 break; |
|
|
947 } |
|
|
948 } |
|
|
949 } |
|
3354
|
950 break; |
|
|
951 } |
|
|
952 |
|
4563
|
953 if (! error_state) |
|
|
954 { |
|
|
955 int ndim = dims.length (); |
|
|
956 |
|
|
957 check_dimensions (dims, "cell"); |
|
|
958 |
|
|
959 if (! error_state) |
|
|
960 { |
|
|
961 switch (ndim) |
|
|
962 { |
|
|
963 case 1: |
|
|
964 retval = Cell (dims(0), dims(0), Matrix ()); |
|
|
965 break; |
|
|
966 |
|
|
967 default: |
|
|
968 retval = Cell (dims, Matrix ()); |
|
|
969 break; |
|
|
970 } |
|
|
971 } |
|
|
972 } |
|
|
973 |
|
3354
|
974 return retval; |
|
|
975 } |
|
|
976 |
|
4610
|
977 DEFUN (iscellstr, args, , |
|
|
978 "-*- texinfo -*-\n\ |
|
|
979 @deftypefn {Built-in Function} {} iscellstr (@var{cell})\n\ |
|
|
980 Return true if every element of the cell array @var{cell} is a\n\ |
|
|
981 character string\n\ |
|
|
982 @end deftypefn") |
|
|
983 { |
|
4699
|
984 octave_value retval; |
|
4610
|
985 |
|
|
986 if (args.length () == 1) |
|
|
987 { |
|
4699
|
988 retval = true; |
|
|
989 |
|
4610
|
990 octave_value arg = args (0); |
|
|
991 |
|
|
992 if (arg.is_cell ()) |
|
|
993 { |
|
|
994 Cell c = args(0).cell_value (); |
|
|
995 |
|
|
996 if (! error_state) |
|
|
997 { |
|
|
998 for (int i = 0; i < c.length (); i++) |
|
|
999 { |
|
|
1000 if (! c(i).is_string ()) |
|
|
1001 { |
|
|
1002 retval = false; |
|
|
1003 break; |
|
|
1004 } |
|
|
1005 } |
|
|
1006 } |
|
|
1007 else |
|
4817
|
1008 retval = false; |
|
4610
|
1009 } |
|
|
1010 else |
|
|
1011 retval = false; |
|
|
1012 } |
|
|
1013 else |
|
|
1014 print_usage ("iscellstr"); |
|
|
1015 |
|
|
1016 return retval; |
|
|
1017 } |
|
|
1018 |
|
4817
|
1019 // Note that since Fcellstr calls Fiscellstr, we need to have |
|
|
1020 // Fiscellstr defined first (to provide a declaration) and also we |
|
|
1021 // should keep it in the same file (so we don't have to provide a |
|
|
1022 // declaration) and so we don't have to use feval to call it. |
|
|
1023 |
|
|
1024 DEFUN (cellstr, args, , |
|
|
1025 "-*- texinfo -*-\n\ |
|
|
1026 @deftypefn {Built-in Function} {} cellstr (@var{string})\n\ |
|
|
1027 Create a new cell array object from the elements of the string\n\ |
|
|
1028 array @var{string}.\n\ |
|
|
1029 @end deftypefn") |
|
|
1030 { |
|
|
1031 octave_value retval; |
|
|
1032 |
|
|
1033 if (args.length () == 1) |
|
|
1034 { |
|
|
1035 octave_value_list tmp = Fiscellstr (args, 1); |
|
|
1036 |
|
|
1037 if (tmp(0).is_true ()) |
|
|
1038 retval = args(0); |
|
|
1039 else |
|
|
1040 { |
|
|
1041 string_vector s = args(0).all_strings (); |
|
|
1042 |
|
|
1043 if (! error_state) |
|
|
1044 retval = Cell (s); |
|
|
1045 else |
|
|
1046 error ("cellstr: expecting argument to be a 2-d character array"); |
|
|
1047 } |
|
|
1048 } |
|
|
1049 else |
|
|
1050 print_usage ("cellstr"); |
|
|
1051 |
|
|
1052 return retval; |
|
|
1053 } |
|
|
1054 |
|
4762
|
1055 DEFUN (struct2cell, args, , |
|
|
1056 "-*- texinfo -*-\n\ |
|
|
1057 @deftypefn {Built-in Function} {} struct2cell (@var{S})\n\ |
|
|
1058 Create a new cell array from the objects stored in the struct object.\n\ |
|
4764
|
1059 If @var{f} is the number of fields in the structure, the resulting\n\ |
|
|
1060 cell array will have a dimension vector corresponding to\n\ |
|
|
1061 @code{[@var{F} size(@var{S})]}.\n\ |
|
4762
|
1062 @end deftypefn\n\ |
|
|
1063 @seealso{cell2struct, fieldnames}") |
|
|
1064 { |
|
|
1065 octave_value retval; |
|
4764
|
1066 |
|
4762
|
1067 int nargin = args.length (); |
|
4764
|
1068 |
|
4762
|
1069 if (nargin == 1) |
|
|
1070 { |
|
4764
|
1071 Octave_map m = args(0).map_value (); |
|
|
1072 |
|
4762
|
1073 if (! error_state) |
|
|
1074 { |
|
|
1075 dim_vector m_dv = m.dims (); |
|
4764
|
1076 |
|
4762
|
1077 string_vector keys = m.keys (); |
|
4764
|
1078 |
|
4762
|
1079 int fields_numel = keys.length (); |
|
4764
|
1080 |
|
4762
|
1081 // The resulting dim_vector should have dimensions: |
|
|
1082 // [numel(fields) size(struct)] |
|
4764
|
1083 |
|
4762
|
1084 dim_vector result_dv; |
|
4764
|
1085 result_dv.resize (m_dv.length () + 1); // Add 1 for the fields. |
|
|
1086 |
|
|
1087 result_dv(0) = fields_numel; |
|
4762
|
1088 |
|
|
1089 for (int i = 1; i < result_dv.length (); i++) |
|
|
1090 result_dv(i) = m_dv(i-1); |
|
4764
|
1091 |
|
|
1092 // Squeeze to be sure that a (3,1) vector doesn't get turned |
|
|
1093 // into a (3,3,1) vector. |
|
|
1094 |
|
|
1095 result_dv = result_dv.squeeze (); |
|
|
1096 |
|
4762
|
1097 Cell c (result_dv); |
|
4764
|
1098 |
|
|
1099 // Use ra_idx both for counting and for assignments, so |
|
|
1100 // ra_idx(0) will both contain fields_numel for each call to |
|
|
1101 // increment_index and j for each assignment. |
|
|
1102 |
|
4762
|
1103 Array<int> ra_idx (result_dv.length (), 0); |
|
4764
|
1104 ra_idx(0) = fields_numel; |
|
4762
|
1105 |
|
|
1106 for (int i = 0; i < m_dv.numel (); i++) |
|
|
1107 { |
|
|
1108 for (int j = 0; j < fields_numel; j++) |
|
|
1109 { |
|
|
1110 ra_idx(0) = j; |
|
4764
|
1111 |
|
4762
|
1112 Cell c_tmp = m.contents (keys(j)); |
|
4764
|
1113 |
|
|
1114 if (c_tmp.length () > 1) // Is a cell. |
|
4762
|
1115 c(ra_idx) = c_tmp; |
|
4764
|
1116 else if (c_tmp.length () == 1) // Get octave_value. |
|
4762
|
1117 c(ra_idx) = c_tmp(0); |
|
4764
|
1118 else |
|
|
1119 c(ra_idx) = Cell (); |
|
|
1120 |
|
4762
|
1121 ra_idx(0) = fields_numel; |
|
|
1122 } |
|
|
1123 |
|
4764
|
1124 increment_index (ra_idx, result_dv); |
|
4762
|
1125 } |
|
|
1126 |
|
|
1127 retval = c; |
|
|
1128 } |
|
|
1129 else |
|
|
1130 error ("struct2cell: expecting argument to be a cell array"); |
|
|
1131 } |
|
|
1132 else |
|
|
1133 print_usage ("struct2cell"); |
|
4764
|
1134 |
|
4762
|
1135 return retval; |
|
|
1136 } |
|
|
1137 |
|
3353
|
1138 /* |
|
|
1139 ;;; Local Variables: *** |
|
|
1140 ;;; mode: C++ *** |
|
|
1141 ;;; End: *** |
|
|
1142 */ |
