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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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5164
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28 #include <vector> |
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3353
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29 |
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4051
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30 #include "lo-sstream.h" |
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3353
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31 #include "lo-utils.h" |
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4153
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32 #include "quit.h" |
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3353
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33 |
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34 #include "defun.h" |
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35 #include "error.h" |
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36 #include "ov-cell.h" |
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3354
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37 #include "oct-obj.h" |
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3353
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38 #include "unwind-prot.h" |
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3354
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39 #include "utils.h" |
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3928
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40 #include "ov-base-mat.h" |
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41 #include "ov-base-mat.cc" |
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42 #include "ov-re-mat.h" |
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43 #include "ov-scalar.h" |
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4762
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44 #include "Array-util.h" |
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3928
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45 |
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4687
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46 #include "byte-swap.h" |
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47 #include "ls-oct-ascii.h" |
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48 #include "ls-oct-binary.h" |
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49 #include "ls-hdf5.h" |
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50 #include "ls-utils.h" |
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51 |
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3928
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52 template class octave_base_matrix<Cell>; |
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3353
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53 |
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54 DEFINE_OCTAVE_ALLOCATOR (octave_cell); |
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55 |
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4612
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56 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell", "cell"); |
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3353
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57 |
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4994
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58 octave_value_list |
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4247
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59 octave_cell::subsref (const std::string& type, |
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4994
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60 const std::list<octave_value_list>& idx, int nargout) |
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3933
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61 { |
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4994
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62 octave_value_list retval; |
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3933
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63 |
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64 switch (type[0]) |
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65 { |
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66 case '(': |
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4994
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67 retval(0) = do_index_op (idx.front ()); |
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3933
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68 break; |
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69 |
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70 case '{': |
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71 { |
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72 octave_value tmp = do_index_op (idx.front ()); |
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73 |
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4582
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74 if (! error_state) |
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3933
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75 { |
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4582
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76 Cell tcell = tmp.cell_value (); |
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77 |
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78 if (tcell.length () == 1) |
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4994
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79 retval(0) = tcell(0,0); |
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4582
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80 else |
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81 { |
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5275
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82 octave_idx_type n = tcell.numel (); |
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4705
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83 |
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84 octave_value_list lst (n, octave_value ()); |
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85 |
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5275
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86 for (octave_idx_type i = 0; i < n; i++) |
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4705
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87 { |
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88 OCTAVE_QUIT; |
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89 lst(i) = tcell(i); |
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90 } |
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91 |
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4994
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92 retval(0) = octave_value (lst, true); |
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4582
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93 } |
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3933
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94 } |
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95 } |
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96 break; |
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97 |
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98 case '.': |
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99 { |
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100 std::string nm = type_name (); |
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101 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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102 } |
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103 break; |
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104 |
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105 default: |
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106 panic_impossible (); |
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107 } |
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108 |
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4994
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109 // XXX FIXME XXX -- perhaps there should be an |
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110 // octave_value_list::next_subsref member function? See also |
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111 // octave_user_function::subsref. |
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112 |
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113 if (idx.size () > 1) |
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114 retval = retval(0).next_subsref (nargout, type, idx); |
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115 |
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116 return retval; |
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3933
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117 } |
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118 |
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119 octave_value |
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4247
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120 octave_cell::subsasgn (const std::string& type, |
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4219
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121 const std::list<octave_value_list>& idx, |
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3933
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122 const octave_value& rhs) |
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123 { |
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124 octave_value retval; |
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125 |
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126 int n = type.length (); |
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127 |
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128 octave_value t_rhs = rhs; |
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129 |
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130 if (n > 1) |
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131 { |
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132 switch (type[0]) |
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133 { |
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134 case '(': |
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135 { |
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136 octave_value tmp = do_index_op (idx.front (), true); |
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137 |
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138 if (! tmp.is_defined ()) |
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139 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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140 |
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141 if (! error_state) |
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142 { |
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4219
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143 std::list<octave_value_list> next_idx (idx); |
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3933
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144 |
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4219
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145 next_idx.erase (next_idx.begin ()); |
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3933
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146 |
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4362
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147 tmp.make_unique (); |
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148 |
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3933
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149 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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150 } |
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151 } |
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152 break; |
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153 |
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154 case '{': |
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155 { |
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156 octave_value tmp = do_index_op (idx.front (), true); |
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157 |
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158 if (! tmp.is_defined ()) |
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159 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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160 |
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4362
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161 if (! error_state) |
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162 { |
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163 Cell tcell = tmp.cell_value (); |
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3933
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164 |
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4362
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165 if (! error_state && tcell.length () == 1) |
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166 { |
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167 tmp = tcell(0,0); |
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3933
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168 |
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4362
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169 std::list<octave_value_list> next_idx (idx); |
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170 |
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171 next_idx.erase (next_idx.begin ()); |
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3933
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172 |
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4362
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173 tmp.make_unique (); |
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3933
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174 |
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4519
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175 if (! tmp.is_defined () || tmp.is_empty ()) |
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176 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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177 |
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178 if (! error_state) |
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179 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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4362
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180 } |
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3933
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181 } |
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182 } |
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183 break; |
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184 |
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185 case '.': |
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186 { |
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187 std::string nm = type_name (); |
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188 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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189 } |
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190 break; |
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191 |
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192 default: |
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193 panic_impossible (); |
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194 } |
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195 } |
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196 |
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3940
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197 if (! error_state) |
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3933
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198 { |
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3940
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199 switch (type[0]) |
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200 { |
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201 case '(': |
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202 { |
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203 octave_value_list i = idx.front (); |
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3933
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204 |
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3940
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205 if (t_rhs.is_cell ()) |
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206 octave_base_matrix<Cell>::assign (i, t_rhs.cell_value ()); |
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207 else |
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4941
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208 if (t_rhs.is_empty ()) |
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209 octave_base_matrix<Cell>::assign (i, Cell()); |
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210 else |
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211 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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212 |
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3940
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213 retval = octave_value (this, count + 1); |
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214 } |
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215 break; |
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3933
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216 |
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3940
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217 case '{': |
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218 { |
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219 octave_value_list i = idx.front (); |
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3933
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220 |
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3940
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221 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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222 |
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3940
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223 retval = octave_value (this, count + 1); |
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224 } |
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225 break; |
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3933
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226 |
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3940
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227 case '.': |
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228 { |
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229 std::string nm = type_name (); |
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230 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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231 } |
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232 break; |
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3933
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233 |
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3940
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234 default: |
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235 panic_impossible (); |
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236 } |
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3933
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237 } |
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238 |
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239 return retval; |
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240 } |
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241 |
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3353
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242 void |
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243 octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) |
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244 { |
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3928
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245 if (rhs.is_cell ()) |
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246 octave_base_matrix<Cell>::assign (idx, rhs.cell_value ()); |
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3353
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247 else |
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3928
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248 octave_base_matrix<Cell>::assign (idx, Cell (rhs)); |
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3353
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249 } |
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250 |
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4791
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251 size_t |
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252 octave_cell::byte_size (void) const |
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253 { |
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254 size_t retval = 0; |
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255 |
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5275
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256 for (octave_idx_type i = 0; i < numel (); i++) |
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4791
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257 retval += matrix(i).byte_size (); |
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258 |
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259 return retval; |
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260 } |
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261 |
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3933
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262 octave_value_list |
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263 octave_cell::list_value (void) const |
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264 { |
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265 octave_value_list retval; |
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266 |
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5275
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267 octave_idx_type nr = rows (); |
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268 octave_idx_type nc = columns (); |
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3933
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269 |
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270 if (nr == 1 && nc > 0) |
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271 { |
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272 retval.resize (nc); |
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273 |
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5275
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274 for (octave_idx_type i = 0; i < nc; i++) |
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3933
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275 retval(i) = matrix(0,i); |
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276 } |
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277 else if (nc == 1 && nr > 0) |
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278 { |
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279 retval.resize (nr); |
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280 |
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5275
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281 for (octave_idx_type i = 0; i < nr; i++) |
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3933
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282 retval(i) = matrix(i,0); |
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283 } |
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284 else |
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285 error ("invalid conversion from cell array to list"); |
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286 |
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287 return retval; |
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288 } |
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289 |
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4243
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290 string_vector |
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4457
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291 octave_cell::all_strings (bool pad, bool) const |
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4243
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292 { |
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4358
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293 string_vector retval; |
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294 |
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5275
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295 octave_idx_type nr = rows (); |
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296 octave_idx_type nc = columns (); |
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4243
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297 |
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4358
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298 int n_elts = 0; |
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299 |
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5275
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300 octave_idx_type max_len = 0; |
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4358
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301 |
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5275
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302 for (octave_idx_type j = 0; j < nc; j++) |
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4358
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303 { |
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5275
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304 for (octave_idx_type i = 0; i < nr; i++) |
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4358
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305 { |
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4722
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306 string_vector s = matrix(i,j).all_strings (); |
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4358
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307 |
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4722
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308 if (error_state) |
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309 return retval; |
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4358
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310 |
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4722
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311 n_elts += s.length (); |
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4358
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312 |
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5275
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313 octave_idx_type s_max_len = s.max_length (); |
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4358
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314 |
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4722
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315 if (s_max_len > max_len) |
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316 max_len = s_max_len; |
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4358
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317 } |
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318 } |
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319 |
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320 retval.resize (n_elts); |
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4243
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321 |
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5275
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322 octave_idx_type k = 0; |
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4243
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323 |
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5275
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324 for (octave_idx_type j = 0; j < nc; j++) |
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4243
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325 { |
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5275
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326 for (octave_idx_type i = 0; i < nr; i++) |
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4243
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327 { |
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4358
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328 string_vector s = matrix(i,j).all_strings (); |
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329 |
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330 int n = s.length (); |
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4243
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331 |
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5275
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332 for (octave_idx_type ii = 0; ii < n; ii++) |
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4358
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333 { |
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334 std::string t = s[ii]; |
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335 int t_len = t.length (); |
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336 |
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337 if (pad && max_len > t_len) |
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338 t += std::string (max_len - t_len, ' '); |
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339 |
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340 retval[k++] = t; |
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341 } |
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4243
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342 } |
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343 } |
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344 |
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345 return retval; |
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346 } |
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347 |
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4604
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348 bool |
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349 octave_cell::print_as_scalar (void) const |
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350 { |
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351 return (ndims () > 2 || numel () == 0); |
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352 } |
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353 |
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3933
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354 void |
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355 octave_cell::print (std::ostream& os, bool) const |
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356 { |
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357 print_raw (os); |
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358 } |
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359 |
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360 void |
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361 octave_cell::print_raw (std::ostream& os, bool) const |
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362 { |
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4587
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363 int nd = matrix.ndims (); |
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4513
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364 |
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4587
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365 if (nd == 2) |
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4513
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366 { |
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5275
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367 octave_idx_type nr = rows (); |
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368 octave_idx_type nc = columns (); |
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4513
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369 |
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370 if (nr > 0 && nc > 0) |
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371 { |
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372 indent (os); |
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373 os << "{"; |
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374 newline (os); |
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375 |
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376 increment_indent_level (); |
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377 |
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5275
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378 for (octave_idx_type j = 0; j < nc; j++) |
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4513
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379 { |
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5275
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380 for (octave_idx_type i = 0; i < nr; i++) |
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4513
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381 { |
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382 OCTAVE_QUIT; |
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383 |
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384 OSSTREAM buf; |
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385 buf << "[" << i+1 << "," << j+1 << "]" << OSSTREAM_ENDS; |
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3933
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386 |
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4513
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387 octave_value val = matrix(i,j); |
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388 |
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389 val.print_with_name (os, OSSTREAM_STR (buf)); |
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390 |
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391 OSSTREAM_FREEZE (buf); |
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392 } |
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393 } |
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394 |
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395 decrement_indent_level (); |
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396 |
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397 indent (os); |
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398 os << "}"; |
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399 newline (os); |
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400 } |
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401 else |
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402 { |
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403 os << "{}"; |
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404 if (nr > 0 || nc > 0) |
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405 os << "(" << nr << "x" << nc << ")"; |
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406 os << "\n"; |
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407 } |
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408 } |
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409 else |
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3933
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410 { |
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411 indent (os); |
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4513
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412 dim_vector dv = matrix.dims (); |
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4587
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413 os << "{" << dv.str () << " Cell Array}"; |
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3933
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414 newline (os); |
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415 } |
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416 } |
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417 |
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4687
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418 #define CELL_ELT_TAG "<cell-element>" |
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419 |
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420 bool |
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421 octave_cell::save_ascii (std::ostream& os, bool& infnan_warned, |
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422 bool strip_nan_and_inf) |
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423 { |
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424 dim_vector d = dims (); |
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425 if (d.length () > 2) |
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426 { |
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427 os << "# ndims: " << d.length () << "\n"; |
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428 |
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5275
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429 for (int i = 0; i < d.length (); i++) |
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4687
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430 os << " " << d (i); |
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431 os << "\n"; |
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432 |
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433 Cell tmp = cell_value (); |
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434 |
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5275
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435 for (octave_idx_type i = 0; i < d.numel (); i++) |
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4687
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436 { |
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437 octave_value o_val = tmp.elem (i); |
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438 |
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439 // Recurse to print sub-value. |
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440 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, infnan_warned, |
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441 strip_nan_and_inf, 0, 0); |
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442 |
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443 if (! b) |
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444 return os; |
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445 } |
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446 } |
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447 else |
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448 { |
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449 // Keep this case, rather than use generic code above for backward |
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450 // compatiability. Makes load_ascii much more complex!! |
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451 os << "# rows: " << rows () << "\n" |
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452 << "# columns: " << columns () << "\n"; |
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453 |
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454 Cell tmp = cell_value (); |
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455 |
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5275
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456 for (octave_idx_type j = 0; j < tmp.cols (); j++) |
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4687
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457 { |
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5275
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458 for (octave_idx_type i = 0; i < tmp.rows (); i++) |
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4687
|
459 { |
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460 octave_value o_val = tmp.elem (i, j); |
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461 |
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462 // Recurse to print sub-value. |
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463 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, |
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464 infnan_warned, |
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465 strip_nan_and_inf, 0, 0); |
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466 |
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467 if (! b) |
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468 return os; |
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469 } |
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470 |
|
|
471 os << "\n"; |
|
|
472 } |
|
|
473 } |
|
|
474 |
|
|
475 return true; |
|
|
476 } |
|
|
477 |
|
|
478 bool |
|
|
479 octave_cell::load_ascii (std::istream& is) |
|
|
480 { |
|
|
481 bool success = true; |
|
5099
|
482 |
|
|
483 string_vector keywords(2); |
|
4687
|
484 |
|
5099
|
485 keywords[0] = "ndims"; |
|
|
486 keywords[1] = "rows"; |
|
|
487 |
|
|
488 std::string kw; |
|
5275
|
489 octave_idx_type val = 0; |
|
5099
|
490 |
|
|
491 if (extract_keyword (is, keywords, kw, val, true)) |
|
4687
|
492 { |
|
5099
|
493 if (kw == "ndims") |
|
4687
|
494 { |
|
5275
|
495 int mdims = static_cast<int> (val); |
|
4687
|
496 |
|
5099
|
497 if (mdims >= 0) |
|
|
498 { |
|
|
499 dim_vector dv; |
|
|
500 dv.resize (mdims); |
|
|
501 |
|
|
502 for (int i = 0; i < mdims; i++) |
|
|
503 is >> dv(i); |
|
4687
|
504 |
|
5099
|
505 Cell tmp(dv); |
|
4687
|
506 |
|
5275
|
507 for (octave_idx_type i = 0; i < dv.numel (); i++) |
|
5099
|
508 { |
|
|
509 octave_value t2; |
|
|
510 bool dummy; |
|
|
511 |
|
|
512 // recurse to read cell elements |
|
|
513 std::string nm = read_ascii_data (is, std::string (), |
|
|
514 dummy, t2, count); |
|
4687
|
515 |
|
5099
|
516 if (nm == CELL_ELT_TAG) |
|
|
517 { |
|
|
518 if (is) |
|
|
519 tmp.elem (i) = t2; |
|
|
520 } |
|
|
521 else |
|
|
522 { |
|
|
523 error ("load: cell array element had unexpected name"); |
|
|
524 success = false; |
|
|
525 break; |
|
|
526 } |
|
|
527 } |
|
4687
|
528 |
|
5099
|
529 if (is) |
|
|
530 matrix = tmp; |
|
4687
|
531 else |
|
|
532 { |
|
5099
|
533 error ("load: failed to load matrix constant"); |
|
4687
|
534 success = false; |
|
|
535 } |
|
|
536 } |
|
|
537 else |
|
|
538 { |
|
5099
|
539 error ("load: failed to extract number of rows and columns"); |
|
|
540 success = false; |
|
|
541 } |
|
|
542 } |
|
|
543 else if (kw == "rows") |
|
|
544 { |
|
5275
|
545 octave_idx_type nr = val; |
|
|
546 octave_idx_type nc = 0; |
|
5099
|
547 |
|
|
548 if (nr >= 0 && extract_keyword (is, "columns", nc) && nc >= 0) |
|
|
549 { |
|
|
550 if (nr > 0 && nc > 0) |
|
|
551 { |
|
|
552 Cell tmp (nr, nc); |
|
|
553 |
|
5275
|
554 for (octave_idx_type j = 0; j < nc; j++) |
|
5099
|
555 { |
|
5275
|
556 for (octave_idx_type i = 0; i < nr; i++) |
|
5099
|
557 { |
|
|
558 octave_value t2; |
|
|
559 bool dummy; |
|
|
560 |
|
|
561 // recurse to read cell elements |
|
|
562 std::string nm = read_ascii_data (is, std::string (), |
|
|
563 dummy, t2, count); |
|
|
564 |
|
|
565 if (nm == CELL_ELT_TAG) |
|
|
566 { |
|
|
567 if (is) |
|
|
568 tmp.elem (i, j) = t2; |
|
|
569 } |
|
|
570 else |
|
|
571 { |
|
|
572 error ("load: cell array element had unexpected name"); |
|
|
573 success = false; |
|
|
574 goto cell_read_error; |
|
|
575 } |
|
|
576 } |
|
|
577 } |
|
|
578 |
|
|
579 cell_read_error: |
|
|
580 |
|
|
581 if (is) |
|
|
582 matrix = tmp; |
|
|
583 else |
|
|
584 { |
|
|
585 error ("load: failed to load cell element"); |
|
|
586 success = false; |
|
|
587 } |
|
|
588 } |
|
|
589 else if (nr == 0 || nc == 0) |
|
|
590 matrix = Cell (nr, nc); |
|
|
591 else |
|
|
592 panic_impossible (); |
|
|
593 } |
|
|
594 else |
|
|
595 { |
|
|
596 error ("load: failed to extract number of rows and columns for cell array"); |
|
4687
|
597 success = false; |
|
|
598 } |
|
|
599 } |
|
|
600 else |
|
5099
|
601 panic_impossible (); |
|
4687
|
602 } |
|
|
603 else |
|
|
604 { |
|
5099
|
605 error ("load: failed to extract number of rows and columns"); |
|
|
606 success = false; |
|
4687
|
607 } |
|
|
608 |
|
|
609 return success; |
|
|
610 } |
|
|
611 |
|
|
612 bool |
|
|
613 octave_cell::save_binary (std::ostream& os, bool& save_as_floats) |
|
|
614 { |
|
|
615 dim_vector d = dims (); |
|
|
616 if (d.length () < 1) |
|
|
617 return false; |
|
|
618 |
|
|
619 // Use negative value for ndims |
|
|
620 FOUR_BYTE_INT di = - d.length(); |
|
|
621 os.write (X_CAST (char *, &di), 4); |
|
5275
|
622 for (int i = 0; i < d.length (); i++) |
|
4687
|
623 { |
|
|
624 di = d(i); |
|
|
625 os.write (X_CAST (char *, &di), 4); |
|
|
626 } |
|
|
627 |
|
|
628 Cell tmp = cell_value (); |
|
|
629 |
|
5275
|
630 for (octave_idx_type i = 0; i < d.numel (); i++) |
|
4687
|
631 { |
|
|
632 octave_value o_val = tmp.elem (i); |
|
|
633 |
|
|
634 // Recurse to print sub-value. |
|
|
635 bool b = save_binary_data (os, o_val, CELL_ELT_TAG, "", 0, |
|
|
636 save_as_floats); |
|
|
637 |
|
|
638 if (! b) |
|
|
639 return false; |
|
|
640 } |
|
|
641 |
|
|
642 return true; |
|
|
643 } |
|
|
644 |
|
|
645 bool |
|
|
646 octave_cell::load_binary (std::istream& is, bool swap, |
|
|
647 oct_mach_info::float_format fmt) |
|
|
648 { |
|
|
649 bool success = true; |
|
|
650 FOUR_BYTE_INT mdims; |
|
|
651 if (! is.read (X_CAST (char *, &mdims), 4)) |
|
|
652 return false; |
|
|
653 if (swap) |
|
4944
|
654 swap_bytes<4> (&mdims); |
|
4687
|
655 if (mdims >= 0) |
|
|
656 return false; |
|
|
657 |
|
|
658 mdims = -mdims; |
|
|
659 FOUR_BYTE_INT di; |
|
|
660 dim_vector dv; |
|
|
661 dv.resize (mdims); |
|
|
662 |
|
|
663 for (int i = 0; i < mdims; i++) |
|
|
664 { |
|
|
665 if (! is.read (X_CAST (char *, &di), 4)) |
|
|
666 return false; |
|
|
667 if (swap) |
|
4944
|
668 swap_bytes<4> (&di); |
|
4687
|
669 dv(i) = di; |
|
|
670 } |
|
|
671 |
|
5157
|
672 // Convert an array with a single dimension to be a row vector. |
|
|
673 // Octave should never write files like this, other software |
|
|
674 // might. |
|
|
675 |
|
|
676 if (mdims == 1) |
|
|
677 { |
|
|
678 mdims = 2; |
|
|
679 dv.resize (mdims); |
|
|
680 dv(1) = dv(0); |
|
|
681 dv(0) = 1; |
|
|
682 } |
|
|
683 |
|
5275
|
684 octave_idx_type nel = dv.numel (); |
|
4687
|
685 Cell tmp(dv); |
|
|
686 |
|
5275
|
687 for (octave_idx_type i = 0; i < nel; i++) |
|
4687
|
688 { |
|
|
689 octave_value t2; |
|
|
690 bool dummy; |
|
|
691 std::string doc; |
|
|
692 |
|
|
693 // recurse to read cell elements |
|
|
694 std::string nm = read_binary_data (is, swap, fmt, std::string (), |
|
|
695 dummy, t2, doc); |
|
|
696 |
|
|
697 if (nm == CELL_ELT_TAG) |
|
|
698 { |
|
|
699 if (is) |
|
|
700 tmp.elem (i) = t2; |
|
|
701 } |
|
|
702 else |
|
|
703 { |
|
|
704 error ("load: cell array element had unexpected name"); |
|
|
705 success = false; |
|
|
706 break; |
|
|
707 } |
|
|
708 } |
|
|
709 |
|
|
710 if (is) |
|
|
711 matrix = tmp; |
|
|
712 else |
|
|
713 { |
|
|
714 error ("load: failed to load matrix constant"); |
|
|
715 success = false; |
|
|
716 } |
|
|
717 |
|
|
718 return success; |
|
|
719 } |
|
|
720 |
|
|
721 #if defined (HAVE_HDF5) |
|
4815
|
722 |
|
4687
|
723 bool |
|
|
724 octave_cell::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats) |
|
|
725 { |
|
4814
|
726 dim_vector dv = dims (); |
|
4837
|
727 int empty = save_hdf5_empty (loc_id, name, dv); |
|
|
728 if (empty) |
|
|
729 return (empty > 0); |
|
|
730 |
|
4815
|
731 hsize_t rank = dv.length (); |
|
4687
|
732 hid_t space_hid = -1, data_hid = -1, size_hid = -1; |
|
|
733 |
|
|
734 data_hid = H5Gcreate (loc_id, name, 0); |
|
4815
|
735 |
|
|
736 if (data_hid < 0) |
|
|
737 return false; |
|
4687
|
738 |
|
4814
|
739 // Have to save cell array shape, since can't have a |
|
|
740 // dataset of groups.... |
|
4815
|
741 |
|
|
742 space_hid = H5Screate_simple (1, &rank, 0); |
|
|
743 |
|
4687
|
744 if (space_hid < 0) |
|
|
745 { |
|
|
746 H5Gclose (data_hid); |
|
|
747 return false; |
|
|
748 } |
|
|
749 |
|
4814
|
750 OCTAVE_LOCAL_BUFFER (int, hdims, rank); |
|
|
751 |
|
|
752 // Octave uses column-major, while HDF5 uses row-major ordering |
|
4933
|
753 for (hsize_t i = 0; i < rank; i++) |
|
4815
|
754 hdims[i] = dv(rank-i-1); |
|
4814
|
755 |
|
|
756 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_INT, space_hid, |
|
4687
|
757 H5P_DEFAULT); |
|
|
758 if (size_hid < 0) |
|
|
759 { |
|
|
760 H5Sclose (space_hid); |
|
|
761 H5Gclose (data_hid); |
|
|
762 return false; |
|
|
763 } |
|
|
764 |
|
|
765 if (! H5Dwrite (size_hid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, |
|
4815
|
766 H5P_DEFAULT, hdims) < 0) |
|
4687
|
767 { |
|
|
768 H5Dclose (size_hid); |
|
|
769 H5Sclose (space_hid); |
|
|
770 H5Gclose (data_hid); |
|
|
771 return false; |
|
|
772 } |
|
4815
|
773 |
|
4687
|
774 H5Dclose (size_hid); |
|
|
775 H5Sclose (space_hid); |
|
|
776 |
|
4815
|
777 // Recursively add each element of the cell to this group. |
|
|
778 |
|
4687
|
779 Cell tmp = cell_value (); |
|
|
780 |
|
5275
|
781 for (octave_idx_type i = 0; i < dv.numel (); i++) |
|
4687
|
782 { |
|
4814
|
783 char s[20]; |
|
|
784 sprintf (s, "_%d", i); |
|
4687
|
785 |
|
4814
|
786 if (! add_hdf5_data(data_hid, tmp.elem (i), s, "", false, |
|
|
787 save_as_floats)) |
|
|
788 { |
|
|
789 H5Gclose (data_hid); |
|
|
790 return false; |
|
4687
|
791 } |
|
|
792 } |
|
|
793 |
|
|
794 H5Gclose (data_hid); |
|
4815
|
795 |
|
4687
|
796 return true; |
|
|
797 } |
|
|
798 |
|
|
799 bool |
|
|
800 octave_cell::load_hdf5 (hid_t loc_id, const char *name, |
|
|
801 bool have_h5giterate_bug) |
|
|
802 { |
|
|
803 bool retval = false; |
|
4837
|
804 |
|
|
805 dim_vector dv; |
|
|
806 int empty = load_hdf5_empty (loc_id, name, dv); |
|
|
807 if (empty > 0) |
|
|
808 matrix.resize(dv); |
|
|
809 if (empty) |
|
|
810 return (empty > 0); |
|
|
811 |
|
4687
|
812 hid_t group_id = H5Gopen (loc_id, name); |
|
|
813 |
|
|
814 if (group_id < 0) |
|
|
815 return false; |
|
|
816 |
|
4814
|
817 hid_t data_hid = H5Dopen (group_id, "dims"); |
|
4687
|
818 hid_t space_hid = H5Dget_space (data_hid); |
|
|
819 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); |
|
4814
|
820 if (rank != 1) |
|
4687
|
821 { |
|
4837
|
822 H5Dclose (data_hid); |
|
|
823 H5Gclose (group_id); |
|
4687
|
824 return false; |
|
|
825 } |
|
|
826 |
|
4814
|
827 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
828 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
4815
|
829 |
|
4814
|
830 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
4687
|
831 |
|
4815
|
832 // Octave uses column-major, while HDF5 uses row-major ordering. |
|
|
833 |
|
4814
|
834 dv.resize (hdims[0]); |
|
4815
|
835 |
|
4814
|
836 OCTAVE_LOCAL_BUFFER (int, tmp, hdims[0]); |
|
|
837 |
|
4687
|
838 if (H5Dread (data_hid, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, |
|
4815
|
839 H5P_DEFAULT, tmp) < 0) |
|
4687
|
840 { |
|
4837
|
841 H5Dclose (data_hid); |
|
|
842 H5Gclose (group_id); |
|
4687
|
843 return false; |
|
|
844 } |
|
4815
|
845 |
|
4687
|
846 H5Dclose (data_hid); |
|
|
847 H5Gclose (group_id); |
|
|
848 |
|
4815
|
849 for (hsize_t i = 0, j = hdims[0] - 1; i < hdims[0]; i++, j--) |
|
4814
|
850 dv(j) = tmp[i]; |
|
|
851 |
|
4687
|
852 hdf5_callback_data dsub; |
|
|
853 |
|
|
854 herr_t retval2 = -1; |
|
4815
|
855 |
|
4814
|
856 Cell m (dv); |
|
4815
|
857 |
|
4687
|
858 int current_item = 0; |
|
4815
|
859 |
|
4687
|
860 if (have_h5giterate_bug) |
|
4815
|
861 current_item = 1; // Skip dims items in group. |
|
4687
|
862 |
|
4696
|
863 #ifdef HAVE_H5GGET_NUM_OBJS |
|
|
864 hsize_t num_obj = 0; |
|
5060
|
865 group_id = H5Gopen (loc_id, name); |
|
|
866 H5Gget_num_objs (group_id, &num_obj); |
|
|
867 H5Gclose (group_id); |
|
4696
|
868 #endif |
|
|
869 |
|
5275
|
870 for (octave_idx_type i = 0; i < dv.numel (); i++) |
|
4687
|
871 { |
|
4696
|
872 |
|
|
873 #ifdef HAVE_H5GGET_NUM_OBJS |
|
4814
|
874 if (current_item >= static_cast<int> (num_obj)) |
|
|
875 retval2 = -1; |
|
|
876 else |
|
4696
|
877 #endif |
|
4814
|
878 retval2 = H5Giterate (loc_id, name, ¤t_item, |
|
|
879 hdf5_read_next_data, &dsub); |
|
|
880 |
|
4687
|
881 if (retval2 <= 0) |
|
|
882 break; |
|
4814
|
883 |
|
|
884 octave_value ov = dsub.tc; |
|
|
885 m.elem (i) = ov; |
|
|
886 |
|
|
887 if (have_h5giterate_bug) |
|
4815
|
888 current_item++; // H5Giterate returned the last index processed. |
|
4814
|
889 |
|
4687
|
890 } |
|
|
891 |
|
|
892 if (retval2 >= 0) |
|
|
893 { |
|
|
894 matrix = m; |
|
|
895 retval = true; |
|
|
896 } |
|
|
897 |
|
|
898 return retval; |
|
|
899 } |
|
4815
|
900 |
|
4687
|
901 #endif |
|
|
902 |
|
3354
|
903 DEFUN (iscell, args, , |
|
3448
|
904 "-*- texinfo -*-\n\ |
|
|
905 @deftypefn {Built-in Function} {} iscell (@var{x})\n\ |
|
|
906 Return true if @var{x} is a cell array object. Otherwise, return\n\ |
|
|
907 false.\n\ |
|
|
908 @end deftypefn") |
|
3354
|
909 { |
|
|
910 octave_value retval; |
|
|
911 |
|
|
912 if (args.length () == 1) |
|
|
913 retval = args(0).is_cell (); |
|
|
914 else |
|
|
915 print_usage ("iscell"); |
|
|
916 |
|
|
917 return retval; |
|
|
918 } |
|
|
919 |
|
|
920 DEFUN (cell, args, , |
|
3448
|
921 "-*- texinfo -*-\n\ |
|
|
922 @deftypefn {Built-in Function} {} cell (@var{x})\n\ |
|
|
923 @deftypefnx {Built-in Function} {} cell (@var{n}, @var{m})\n\ |
|
|
924 Create a new cell array object. If invoked with a single scalar\n\ |
|
|
925 argument, @code{cell} returns a square cell array with the dimension\n\ |
|
|
926 specified. If you supply two scalar arguments, @code{cell} takes\n\ |
|
|
927 them to be the number of rows and columns. If given a vector with two\n\ |
|
|
928 elements, @code{cell} uses the values of the elements as the number of\n\ |
|
|
929 rows and columns, respectively.\n\ |
|
|
930 @end deftypefn") |
|
3354
|
931 { |
|
|
932 octave_value retval; |
|
|
933 |
|
|
934 int nargin = args.length (); |
|
|
935 |
|
4563
|
936 dim_vector dims; |
|
|
937 |
|
3354
|
938 switch (nargin) |
|
|
939 { |
|
4563
|
940 case 0: |
|
|
941 dims = dim_vector (0, 0); |
|
3354
|
942 break; |
|
|
943 |
|
4563
|
944 case 1: |
|
|
945 get_dimensions (args(0), "cell", dims); |
|
3354
|
946 break; |
|
|
947 |
|
|
948 default: |
|
4563
|
949 { |
|
|
950 dims.resize (nargin); |
|
|
951 |
|
|
952 for (int i = 0; i < nargin; i++) |
|
|
953 { |
|
|
954 dims(i) = args(i).is_empty () ? 0 : args(i).nint_value (); |
|
|
955 |
|
|
956 if (error_state) |
|
|
957 { |
|
|
958 error ("cell: expecting scalar arguments"); |
|
|
959 break; |
|
|
960 } |
|
|
961 } |
|
|
962 } |
|
3354
|
963 break; |
|
|
964 } |
|
|
965 |
|
4563
|
966 if (! error_state) |
|
|
967 { |
|
|
968 int ndim = dims.length (); |
|
|
969 |
|
|
970 check_dimensions (dims, "cell"); |
|
|
971 |
|
|
972 if (! error_state) |
|
|
973 { |
|
|
974 switch (ndim) |
|
|
975 { |
|
|
976 case 1: |
|
|
977 retval = Cell (dims(0), dims(0), Matrix ()); |
|
|
978 break; |
|
|
979 |
|
|
980 default: |
|
|
981 retval = Cell (dims, Matrix ()); |
|
|
982 break; |
|
|
983 } |
|
|
984 } |
|
|
985 } |
|
|
986 |
|
3354
|
987 return retval; |
|
|
988 } |
|
|
989 |
|
4610
|
990 DEFUN (iscellstr, args, , |
|
|
991 "-*- texinfo -*-\n\ |
|
|
992 @deftypefn {Built-in Function} {} iscellstr (@var{cell})\n\ |
|
|
993 Return true if every element of the cell array @var{cell} is a\n\ |
|
|
994 character string\n\ |
|
|
995 @end deftypefn") |
|
|
996 { |
|
4699
|
997 octave_value retval; |
|
4610
|
998 |
|
|
999 if (args.length () == 1) |
|
|
1000 { |
|
4699
|
1001 retval = true; |
|
|
1002 |
|
4610
|
1003 octave_value arg = args (0); |
|
|
1004 |
|
|
1005 if (arg.is_cell ()) |
|
|
1006 { |
|
|
1007 Cell c = args(0).cell_value (); |
|
|
1008 |
|
|
1009 if (! error_state) |
|
|
1010 { |
|
|
1011 for (int i = 0; i < c.length (); i++) |
|
|
1012 { |
|
|
1013 if (! c(i).is_string ()) |
|
|
1014 { |
|
|
1015 retval = false; |
|
|
1016 break; |
|
|
1017 } |
|
|
1018 } |
|
|
1019 } |
|
|
1020 else |
|
4817
|
1021 retval = false; |
|
4610
|
1022 } |
|
|
1023 else |
|
|
1024 retval = false; |
|
|
1025 } |
|
|
1026 else |
|
|
1027 print_usage ("iscellstr"); |
|
|
1028 |
|
|
1029 return retval; |
|
|
1030 } |
|
|
1031 |
|
4817
|
1032 // Note that since Fcellstr calls Fiscellstr, we need to have |
|
|
1033 // Fiscellstr defined first (to provide a declaration) and also we |
|
|
1034 // should keep it in the same file (so we don't have to provide a |
|
|
1035 // declaration) and so we don't have to use feval to call it. |
|
|
1036 |
|
|
1037 DEFUN (cellstr, args, , |
|
|
1038 "-*- texinfo -*-\n\ |
|
|
1039 @deftypefn {Built-in Function} {} cellstr (@var{string})\n\ |
|
|
1040 Create a new cell array object from the elements of the string\n\ |
|
|
1041 array @var{string}.\n\ |
|
|
1042 @end deftypefn") |
|
|
1043 { |
|
|
1044 octave_value retval; |
|
|
1045 |
|
|
1046 if (args.length () == 1) |
|
|
1047 { |
|
|
1048 octave_value_list tmp = Fiscellstr (args, 1); |
|
|
1049 |
|
|
1050 if (tmp(0).is_true ()) |
|
|
1051 retval = args(0); |
|
|
1052 else |
|
|
1053 { |
|
|
1054 string_vector s = args(0).all_strings (); |
|
|
1055 |
|
|
1056 if (! error_state) |
|
|
1057 retval = Cell (s); |
|
|
1058 else |
|
|
1059 error ("cellstr: expecting argument to be a 2-d character array"); |
|
|
1060 } |
|
|
1061 } |
|
|
1062 else |
|
|
1063 print_usage ("cellstr"); |
|
|
1064 |
|
|
1065 return retval; |
|
|
1066 } |
|
|
1067 |
|
4762
|
1068 DEFUN (struct2cell, args, , |
|
|
1069 "-*- texinfo -*-\n\ |
|
|
1070 @deftypefn {Built-in Function} {} struct2cell (@var{S})\n\ |
|
|
1071 Create a new cell array from the objects stored in the struct object.\n\ |
|
4764
|
1072 If @var{f} is the number of fields in the structure, the resulting\n\ |
|
|
1073 cell array will have a dimension vector corresponding to\n\ |
|
|
1074 @code{[@var{F} size(@var{S})]}.\n\ |
|
4762
|
1075 @end deftypefn\n\ |
|
|
1076 @seealso{cell2struct, fieldnames}") |
|
|
1077 { |
|
|
1078 octave_value retval; |
|
4764
|
1079 |
|
4762
|
1080 int nargin = args.length (); |
|
4764
|
1081 |
|
4762
|
1082 if (nargin == 1) |
|
|
1083 { |
|
4764
|
1084 Octave_map m = args(0).map_value (); |
|
|
1085 |
|
4762
|
1086 if (! error_state) |
|
|
1087 { |
|
|
1088 dim_vector m_dv = m.dims (); |
|
4764
|
1089 |
|
4762
|
1090 string_vector keys = m.keys (); |
|
4764
|
1091 |
|
5275
|
1092 octave_idx_type fields_numel = keys.length (); |
|
4764
|
1093 |
|
4762
|
1094 // The resulting dim_vector should have dimensions: |
|
|
1095 // [numel(fields) size(struct)] |
|
4764
|
1096 |
|
4762
|
1097 dim_vector result_dv; |
|
4764
|
1098 result_dv.resize (m_dv.length () + 1); // Add 1 for the fields. |
|
|
1099 |
|
|
1100 result_dv(0) = fields_numel; |
|
4762
|
1101 |
|
|
1102 for (int i = 1; i < result_dv.length (); i++) |
|
|
1103 result_dv(i) = m_dv(i-1); |
|
4764
|
1104 |
|
|
1105 // Squeeze to be sure that a (3,1) vector doesn't get turned |
|
|
1106 // into a (3,3,1) vector. |
|
|
1107 |
|
|
1108 result_dv = result_dv.squeeze (); |
|
|
1109 |
|
4762
|
1110 Cell c (result_dv); |
|
4764
|
1111 |
|
|
1112 // Use ra_idx both for counting and for assignments, so |
|
|
1113 // ra_idx(0) will both contain fields_numel for each call to |
|
|
1114 // increment_index and j for each assignment. |
|
|
1115 |
|
5275
|
1116 Array<octave_idx_type> ra_idx (result_dv.length (), 0); |
|
4764
|
1117 ra_idx(0) = fields_numel; |
|
4762
|
1118 |
|
5275
|
1119 for (octave_idx_type i = 0; i < m_dv.numel (); i++) |
|
4762
|
1120 { |
|
5275
|
1121 for (octave_idx_type j = 0; j < fields_numel; j++) |
|
4762
|
1122 { |
|
|
1123 ra_idx(0) = j; |
|
4764
|
1124 |
|
4762
|
1125 Cell c_tmp = m.contents (keys(j)); |
|
4764
|
1126 |
|
|
1127 if (c_tmp.length () > 1) // Is a cell. |
|
4762
|
1128 c(ra_idx) = c_tmp; |
|
4764
|
1129 else if (c_tmp.length () == 1) // Get octave_value. |
|
4762
|
1130 c(ra_idx) = c_tmp(0); |
|
4764
|
1131 else |
|
|
1132 c(ra_idx) = Cell (); |
|
|
1133 |
|
4762
|
1134 ra_idx(0) = fields_numel; |
|
|
1135 } |
|
|
1136 |
|
4764
|
1137 increment_index (ra_idx, result_dv); |
|
4762
|
1138 } |
|
|
1139 |
|
|
1140 retval = c; |
|
|
1141 } |
|
|
1142 else |
|
|
1143 error ("struct2cell: expecting argument to be a cell array"); |
|
|
1144 } |
|
|
1145 else |
|
|
1146 print_usage ("struct2cell"); |
|
4764
|
1147 |
|
4762
|
1148 return retval; |
|
|
1149 } |
|
|
1150 |
|
3353
|
1151 /* |
|
|
1152 ;;; Local Variables: *** |
|
|
1153 ;;; mode: C++ *** |
|
|
1154 ;;; End: *** |
|
|
1155 */ |
