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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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5307
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19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 02110-1301, USA. |
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3353
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21 |
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22 */ |
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23 |
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24 #ifdef HAVE_CONFIG_H |
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25 #include <config.h> |
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26 #endif |
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27 |
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3503
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28 #include <iostream> |
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5164
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29 #include <vector> |
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3353
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30 |
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5360
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31 #include "Array-util.h" |
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32 #include "byte-swap.h" |
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4051
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33 #include "lo-sstream.h" |
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3353
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34 #include "lo-utils.h" |
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4153
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35 #include "quit.h" |
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3353
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36 |
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37 #include "defun.h" |
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38 #include "error.h" |
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39 #include "ov-cell.h" |
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3354
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40 #include "oct-obj.h" |
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3353
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41 #include "unwind-prot.h" |
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3354
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42 #include "utils.h" |
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3928
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43 #include "ov-base-mat.h" |
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44 #include "ov-base-mat.cc" |
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45 #include "ov-re-mat.h" |
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46 #include "ov-scalar.h" |
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5360
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47 #include "pr-output.h" |
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48 #include "ov-scalar.h" |
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3928
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49 |
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4687
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50 #include "ls-oct-ascii.h" |
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51 #include "ls-oct-binary.h" |
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52 #include "ls-hdf5.h" |
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53 #include "ls-utils.h" |
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54 |
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3928
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55 template class octave_base_matrix<Cell>; |
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3353
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56 |
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57 DEFINE_OCTAVE_ALLOCATOR (octave_cell); |
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58 |
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4612
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59 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell", "cell"); |
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3353
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60 |
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4994
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61 octave_value_list |
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4247
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62 octave_cell::subsref (const std::string& type, |
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4994
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63 const std::list<octave_value_list>& idx, int nargout) |
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3933
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64 { |
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4994
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65 octave_value_list retval; |
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3933
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66 |
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67 switch (type[0]) |
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68 { |
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69 case '(': |
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4994
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70 retval(0) = do_index_op (idx.front ()); |
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3933
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71 break; |
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72 |
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73 case '{': |
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74 { |
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75 octave_value tmp = do_index_op (idx.front ()); |
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76 |
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4582
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77 if (! error_state) |
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3933
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78 { |
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4582
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79 Cell tcell = tmp.cell_value (); |
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80 |
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81 if (tcell.length () == 1) |
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4994
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82 retval(0) = tcell(0,0); |
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4582
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83 else |
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84 { |
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5275
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85 octave_idx_type n = tcell.numel (); |
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4705
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86 |
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87 octave_value_list lst (n, octave_value ()); |
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88 |
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5275
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89 for (octave_idx_type i = 0; i < n; i++) |
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4705
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90 { |
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91 OCTAVE_QUIT; |
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92 lst(i) = tcell(i); |
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93 } |
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94 |
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4994
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95 retval(0) = octave_value (lst, true); |
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4582
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96 } |
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3933
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97 } |
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98 } |
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99 break; |
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100 |
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101 case '.': |
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102 { |
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103 std::string nm = type_name (); |
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104 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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105 } |
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106 break; |
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107 |
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108 default: |
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109 panic_impossible (); |
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110 } |
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111 |
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4994
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112 // XXX FIXME XXX -- perhaps there should be an |
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113 // octave_value_list::next_subsref member function? See also |
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114 // octave_user_function::subsref. |
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115 |
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116 if (idx.size () > 1) |
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117 retval = retval(0).next_subsref (nargout, type, idx); |
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118 |
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119 return retval; |
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3933
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120 } |
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121 |
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122 octave_value |
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4247
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123 octave_cell::subsasgn (const std::string& type, |
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4219
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124 const std::list<octave_value_list>& idx, |
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3933
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125 const octave_value& rhs) |
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126 { |
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127 octave_value retval; |
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128 |
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129 int n = type.length (); |
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130 |
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131 octave_value t_rhs = rhs; |
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132 |
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133 if (n > 1) |
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134 { |
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135 switch (type[0]) |
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136 { |
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137 case '(': |
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138 { |
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139 octave_value tmp = do_index_op (idx.front (), true); |
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140 |
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141 if (! tmp.is_defined ()) |
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142 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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143 |
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144 if (! error_state) |
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145 { |
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4219
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146 std::list<octave_value_list> next_idx (idx); |
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3933
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147 |
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4219
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148 next_idx.erase (next_idx.begin ()); |
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3933
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149 |
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4362
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150 tmp.make_unique (); |
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151 |
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3933
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152 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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153 } |
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154 } |
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155 break; |
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156 |
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157 case '{': |
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158 { |
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159 octave_value tmp = do_index_op (idx.front (), true); |
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160 |
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161 if (! tmp.is_defined ()) |
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162 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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163 |
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4362
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164 if (! error_state) |
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165 { |
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166 Cell tcell = tmp.cell_value (); |
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3933
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167 |
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4362
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168 if (! error_state && tcell.length () == 1) |
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169 { |
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170 tmp = tcell(0,0); |
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3933
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171 |
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4362
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172 std::list<octave_value_list> next_idx (idx); |
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173 |
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174 next_idx.erase (next_idx.begin ()); |
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3933
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175 |
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4362
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176 tmp.make_unique (); |
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3933
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177 |
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4519
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178 if (! tmp.is_defined () || tmp.is_empty ()) |
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179 tmp = octave_value::empty_conv (type.substr (1), rhs); |
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180 |
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181 if (! error_state) |
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182 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs); |
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4362
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183 } |
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3933
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184 } |
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185 } |
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186 break; |
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187 |
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188 case '.': |
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189 { |
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190 std::string nm = type_name (); |
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191 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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192 } |
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193 break; |
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194 |
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195 default: |
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196 panic_impossible (); |
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197 } |
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198 } |
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199 |
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3940
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200 if (! error_state) |
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3933
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201 { |
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3940
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202 switch (type[0]) |
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203 { |
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204 case '(': |
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205 { |
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206 octave_value_list i = idx.front (); |
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3933
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207 |
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3940
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208 if (t_rhs.is_cell ()) |
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209 octave_base_matrix<Cell>::assign (i, t_rhs.cell_value ()); |
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210 else |
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4941
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211 if (t_rhs.is_empty ()) |
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212 octave_base_matrix<Cell>::assign (i, Cell()); |
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213 else |
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214 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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215 |
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3940
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216 retval = octave_value (this, count + 1); |
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217 } |
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218 break; |
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3933
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219 |
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3940
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220 case '{': |
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221 { |
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222 octave_value_list i = idx.front (); |
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3933
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223 |
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3940
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224 octave_base_matrix<Cell>::assign (i, Cell (t_rhs)); |
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3933
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225 |
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3940
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226 retval = octave_value (this, count + 1); |
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227 } |
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228 break; |
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3933
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229 |
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3940
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230 case '.': |
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231 { |
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232 std::string nm = type_name (); |
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233 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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234 } |
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235 break; |
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3933
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236 |
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3940
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237 default: |
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238 panic_impossible (); |
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239 } |
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3933
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240 } |
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241 |
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242 return retval; |
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243 } |
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244 |
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3353
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245 void |
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246 octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) |
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247 { |
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3928
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248 if (rhs.is_cell ()) |
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249 octave_base_matrix<Cell>::assign (idx, rhs.cell_value ()); |
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3353
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250 else |
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3928
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251 octave_base_matrix<Cell>::assign (idx, Cell (rhs)); |
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3353
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252 } |
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253 |
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4791
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254 size_t |
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255 octave_cell::byte_size (void) const |
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256 { |
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257 size_t retval = 0; |
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258 |
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5275
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259 for (octave_idx_type i = 0; i < numel (); i++) |
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4791
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260 retval += matrix(i).byte_size (); |
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261 |
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262 return retval; |
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263 } |
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264 |
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3933
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265 octave_value_list |
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266 octave_cell::list_value (void) const |
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267 { |
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268 octave_value_list retval; |
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269 |
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5275
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270 octave_idx_type nr = rows (); |
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271 octave_idx_type nc = columns (); |
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3933
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272 |
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273 if (nr == 1 && nc > 0) |
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274 { |
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275 retval.resize (nc); |
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276 |
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5275
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277 for (octave_idx_type i = 0; i < nc; i++) |
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3933
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278 retval(i) = matrix(0,i); |
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279 } |
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280 else if (nc == 1 && nr > 0) |
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281 { |
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282 retval.resize (nr); |
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283 |
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5275
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284 for (octave_idx_type i = 0; i < nr; i++) |
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3933
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285 retval(i) = matrix(i,0); |
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286 } |
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287 else |
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288 error ("invalid conversion from cell array to list"); |
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289 |
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290 return retval; |
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291 } |
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292 |
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4243
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293 string_vector |
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5715
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294 octave_cell::all_strings (bool pad) const |
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4243
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295 { |
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4358
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296 string_vector retval; |
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297 |
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5275
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298 octave_idx_type nr = rows (); |
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299 octave_idx_type nc = columns (); |
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4243
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300 |
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4358
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301 int n_elts = 0; |
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302 |
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5275
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303 octave_idx_type max_len = 0; |
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4358
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304 |
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5275
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305 for (octave_idx_type j = 0; j < nc; j++) |
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4358
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306 { |
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5275
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307 for (octave_idx_type i = 0; i < nr; i++) |
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4358
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308 { |
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4722
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309 string_vector s = matrix(i,j).all_strings (); |
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4358
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310 |
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4722
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311 if (error_state) |
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312 return retval; |
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4358
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313 |
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4722
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314 n_elts += s.length (); |
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4358
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315 |
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5275
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316 octave_idx_type s_max_len = s.max_length (); |
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4358
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317 |
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4722
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318 if (s_max_len > max_len) |
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319 max_len = s_max_len; |
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4358
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320 } |
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321 } |
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322 |
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323 retval.resize (n_elts); |
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4243
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324 |
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5275
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325 octave_idx_type k = 0; |
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4243
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326 |
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5275
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327 for (octave_idx_type j = 0; j < nc; j++) |
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4243
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328 { |
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5275
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329 for (octave_idx_type i = 0; i < nr; i++) |
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4243
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330 { |
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4358
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331 string_vector s = matrix(i,j).all_strings (); |
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332 |
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333 int n = s.length (); |
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4243
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334 |
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5275
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335 for (octave_idx_type ii = 0; ii < n; ii++) |
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5715
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336 { |
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337 std::string t = s[ii]; |
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338 int t_len = t.length (); |
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339 |
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340 if (pad && max_len > t_len) |
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341 t += std::string (max_len - t_len, ' '); |
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342 |
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343 retval[k++] = t; |
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344 } |
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4243
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345 } |
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346 } |
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347 |
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348 return retval; |
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349 } |
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350 |
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4604
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351 bool |
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352 octave_cell::print_as_scalar (void) const |
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353 { |
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354 return (ndims () > 2 || numel () == 0); |
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355 } |
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356 |
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3933
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357 void |
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358 octave_cell::print (std::ostream& os, bool) const |
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359 { |
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360 print_raw (os); |
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361 } |
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362 |
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363 void |
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364 octave_cell::print_raw (std::ostream& os, bool) const |
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365 { |
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4587
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366 int nd = matrix.ndims (); |
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4513
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367 |
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4587
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368 if (nd == 2) |
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4513
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369 { |
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5275
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370 octave_idx_type nr = rows (); |
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371 octave_idx_type nc = columns (); |
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4513
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372 |
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373 if (nr > 0 && nc > 0) |
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374 { |
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375 indent (os); |
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376 os << "{"; |
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377 newline (os); |
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378 |
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379 increment_indent_level (); |
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380 |
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5275
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381 for (octave_idx_type j = 0; j < nc; j++) |
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4513
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382 { |
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5275
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383 for (octave_idx_type i = 0; i < nr; i++) |
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4513
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384 { |
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385 OCTAVE_QUIT; |
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386 |
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387 OSSTREAM buf; |
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388 buf << "[" << i+1 << "," << j+1 << "]" << OSSTREAM_ENDS; |
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3933
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389 |
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4513
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390 octave_value val = matrix(i,j); |
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391 |
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392 val.print_with_name (os, OSSTREAM_STR (buf)); |
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393 |
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394 OSSTREAM_FREEZE (buf); |
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395 } |
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396 } |
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397 |
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398 decrement_indent_level (); |
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399 |
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400 indent (os); |
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401 os << "}"; |
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402 newline (os); |
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403 } |
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404 else |
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405 { |
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406 os << "{}"; |
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5360
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407 if (Vprint_empty_dimensions) |
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4513
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408 os << "(" << nr << "x" << nc << ")"; |
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409 os << "\n"; |
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410 } |
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411 } |
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412 else |
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3933
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413 { |
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414 indent (os); |
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4513
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415 dim_vector dv = matrix.dims (); |
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4587
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416 os << "{" << dv.str () << " Cell Array}"; |
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3933
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417 newline (os); |
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418 } |
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419 } |
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420 |
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4687
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421 #define CELL_ELT_TAG "<cell-element>" |
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422 |
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423 bool |
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424 octave_cell::save_ascii (std::ostream& os, bool& infnan_warned, |
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425 bool strip_nan_and_inf) |
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426 { |
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427 dim_vector d = dims (); |
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428 if (d.length () > 2) |
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429 { |
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430 os << "# ndims: " << d.length () << "\n"; |
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431 |
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5275
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432 for (int i = 0; i < d.length (); i++) |
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4687
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433 os << " " << d (i); |
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434 os << "\n"; |
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435 |
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436 Cell tmp = cell_value (); |
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437 |
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5275
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438 for (octave_idx_type i = 0; i < d.numel (); i++) |
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4687
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439 { |
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440 octave_value o_val = tmp.elem (i); |
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441 |
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442 // Recurse to print sub-value. |
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443 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, infnan_warned, |
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444 strip_nan_and_inf, 0, 0); |
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445 |
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446 if (! b) |
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447 return os; |
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448 } |
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449 } |
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450 else |
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451 { |
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452 // Keep this case, rather than use generic code above for backward |
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453 // compatiability. Makes load_ascii much more complex!! |
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454 os << "# rows: " << rows () << "\n" |
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455 << "# columns: " << columns () << "\n"; |
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456 |
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457 Cell tmp = cell_value (); |
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458 |
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5275
|
459 for (octave_idx_type j = 0; j < tmp.cols (); j++) |
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4687
|
460 { |
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5275
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461 for (octave_idx_type i = 0; i < tmp.rows (); i++) |
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4687
|
462 { |
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463 octave_value o_val = tmp.elem (i, j); |
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464 |
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465 // Recurse to print sub-value. |
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466 bool b = save_ascii_data (os, o_val, CELL_ELT_TAG, |
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467 infnan_warned, |
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468 strip_nan_and_inf, 0, 0); |
|
|
469 |
|
|
470 if (! b) |
|
|
471 return os; |
|
|
472 } |
|
|
473 |
|
|
474 os << "\n"; |
|
|
475 } |
|
|
476 } |
|
|
477 |
|
|
478 return true; |
|
|
479 } |
|
|
480 |
|
|
481 bool |
|
|
482 octave_cell::load_ascii (std::istream& is) |
|
|
483 { |
|
|
484 bool success = true; |
|
5099
|
485 |
|
|
486 string_vector keywords(2); |
|
4687
|
487 |
|
5099
|
488 keywords[0] = "ndims"; |
|
|
489 keywords[1] = "rows"; |
|
|
490 |
|
|
491 std::string kw; |
|
5275
|
492 octave_idx_type val = 0; |
|
5099
|
493 |
|
|
494 if (extract_keyword (is, keywords, kw, val, true)) |
|
4687
|
495 { |
|
5099
|
496 if (kw == "ndims") |
|
4687
|
497 { |
|
5275
|
498 int mdims = static_cast<int> (val); |
|
4687
|
499 |
|
5099
|
500 if (mdims >= 0) |
|
|
501 { |
|
|
502 dim_vector dv; |
|
|
503 dv.resize (mdims); |
|
|
504 |
|
|
505 for (int i = 0; i < mdims; i++) |
|
|
506 is >> dv(i); |
|
4687
|
507 |
|
5099
|
508 Cell tmp(dv); |
|
4687
|
509 |
|
5275
|
510 for (octave_idx_type i = 0; i < dv.numel (); i++) |
|
5099
|
511 { |
|
|
512 octave_value t2; |
|
|
513 bool dummy; |
|
|
514 |
|
|
515 // recurse to read cell elements |
|
|
516 std::string nm = read_ascii_data (is, std::string (), |
|
|
517 dummy, t2, count); |
|
4687
|
518 |
|
5099
|
519 if (nm == CELL_ELT_TAG) |
|
|
520 { |
|
|
521 if (is) |
|
|
522 tmp.elem (i) = t2; |
|
|
523 } |
|
|
524 else |
|
|
525 { |
|
|
526 error ("load: cell array element had unexpected name"); |
|
|
527 success = false; |
|
|
528 break; |
|
|
529 } |
|
|
530 } |
|
4687
|
531 |
|
5099
|
532 if (is) |
|
|
533 matrix = tmp; |
|
4687
|
534 else |
|
|
535 { |
|
5099
|
536 error ("load: failed to load matrix constant"); |
|
4687
|
537 success = false; |
|
|
538 } |
|
|
539 } |
|
|
540 else |
|
|
541 { |
|
5099
|
542 error ("load: failed to extract number of rows and columns"); |
|
|
543 success = false; |
|
|
544 } |
|
|
545 } |
|
|
546 else if (kw == "rows") |
|
|
547 { |
|
5275
|
548 octave_idx_type nr = val; |
|
|
549 octave_idx_type nc = 0; |
|
5099
|
550 |
|
|
551 if (nr >= 0 && extract_keyword (is, "columns", nc) && nc >= 0) |
|
|
552 { |
|
|
553 if (nr > 0 && nc > 0) |
|
|
554 { |
|
|
555 Cell tmp (nr, nc); |
|
|
556 |
|
5275
|
557 for (octave_idx_type j = 0; j < nc; j++) |
|
5099
|
558 { |
|
5275
|
559 for (octave_idx_type i = 0; i < nr; i++) |
|
5099
|
560 { |
|
|
561 octave_value t2; |
|
|
562 bool dummy; |
|
|
563 |
|
|
564 // recurse to read cell elements |
|
|
565 std::string nm = read_ascii_data (is, std::string (), |
|
|
566 dummy, t2, count); |
|
|
567 |
|
|
568 if (nm == CELL_ELT_TAG) |
|
|
569 { |
|
|
570 if (is) |
|
|
571 tmp.elem (i, j) = t2; |
|
|
572 } |
|
|
573 else |
|
|
574 { |
|
|
575 error ("load: cell array element had unexpected name"); |
|
|
576 success = false; |
|
|
577 goto cell_read_error; |
|
|
578 } |
|
|
579 } |
|
|
580 } |
|
|
581 |
|
|
582 cell_read_error: |
|
|
583 |
|
|
584 if (is) |
|
|
585 matrix = tmp; |
|
|
586 else |
|
|
587 { |
|
|
588 error ("load: failed to load cell element"); |
|
|
589 success = false; |
|
|
590 } |
|
|
591 } |
|
|
592 else if (nr == 0 || nc == 0) |
|
|
593 matrix = Cell (nr, nc); |
|
|
594 else |
|
|
595 panic_impossible (); |
|
|
596 } |
|
|
597 else |
|
|
598 { |
|
|
599 error ("load: failed to extract number of rows and columns for cell array"); |
|
4687
|
600 success = false; |
|
|
601 } |
|
|
602 } |
|
|
603 else |
|
5099
|
604 panic_impossible (); |
|
4687
|
605 } |
|
|
606 else |
|
|
607 { |
|
5099
|
608 error ("load: failed to extract number of rows and columns"); |
|
|
609 success = false; |
|
4687
|
610 } |
|
|
611 |
|
|
612 return success; |
|
|
613 } |
|
|
614 |
|
|
615 bool |
|
|
616 octave_cell::save_binary (std::ostream& os, bool& save_as_floats) |
|
|
617 { |
|
|
618 dim_vector d = dims (); |
|
|
619 if (d.length () < 1) |
|
|
620 return false; |
|
|
621 |
|
|
622 // Use negative value for ndims |
|
|
623 FOUR_BYTE_INT di = - d.length(); |
|
|
624 os.write (X_CAST (char *, &di), 4); |
|
5275
|
625 for (int i = 0; i < d.length (); i++) |
|
4687
|
626 { |
|
|
627 di = d(i); |
|
|
628 os.write (X_CAST (char *, &di), 4); |
|
|
629 } |
|
|
630 |
|
|
631 Cell tmp = cell_value (); |
|
|
632 |
|
5275
|
633 for (octave_idx_type i = 0; i < d.numel (); i++) |
|
4687
|
634 { |
|
|
635 octave_value o_val = tmp.elem (i); |
|
|
636 |
|
|
637 // Recurse to print sub-value. |
|
|
638 bool b = save_binary_data (os, o_val, CELL_ELT_TAG, "", 0, |
|
|
639 save_as_floats); |
|
|
640 |
|
|
641 if (! b) |
|
|
642 return false; |
|
|
643 } |
|
|
644 |
|
|
645 return true; |
|
|
646 } |
|
|
647 |
|
|
648 bool |
|
|
649 octave_cell::load_binary (std::istream& is, bool swap, |
|
|
650 oct_mach_info::float_format fmt) |
|
|
651 { |
|
|
652 bool success = true; |
|
|
653 FOUR_BYTE_INT mdims; |
|
|
654 if (! is.read (X_CAST (char *, &mdims), 4)) |
|
|
655 return false; |
|
|
656 if (swap) |
|
4944
|
657 swap_bytes<4> (&mdims); |
|
4687
|
658 if (mdims >= 0) |
|
|
659 return false; |
|
|
660 |
|
|
661 mdims = -mdims; |
|
|
662 FOUR_BYTE_INT di; |
|
|
663 dim_vector dv; |
|
|
664 dv.resize (mdims); |
|
|
665 |
|
|
666 for (int i = 0; i < mdims; i++) |
|
|
667 { |
|
|
668 if (! is.read (X_CAST (char *, &di), 4)) |
|
|
669 return false; |
|
|
670 if (swap) |
|
4944
|
671 swap_bytes<4> (&di); |
|
4687
|
672 dv(i) = di; |
|
|
673 } |
|
|
674 |
|
5157
|
675 // Convert an array with a single dimension to be a row vector. |
|
|
676 // Octave should never write files like this, other software |
|
|
677 // might. |
|
|
678 |
|
|
679 if (mdims == 1) |
|
|
680 { |
|
|
681 mdims = 2; |
|
|
682 dv.resize (mdims); |
|
|
683 dv(1) = dv(0); |
|
|
684 dv(0) = 1; |
|
|
685 } |
|
|
686 |
|
5275
|
687 octave_idx_type nel = dv.numel (); |
|
4687
|
688 Cell tmp(dv); |
|
|
689 |
|
5275
|
690 for (octave_idx_type i = 0; i < nel; i++) |
|
4687
|
691 { |
|
|
692 octave_value t2; |
|
|
693 bool dummy; |
|
|
694 std::string doc; |
|
|
695 |
|
|
696 // recurse to read cell elements |
|
|
697 std::string nm = read_binary_data (is, swap, fmt, std::string (), |
|
|
698 dummy, t2, doc); |
|
|
699 |
|
|
700 if (nm == CELL_ELT_TAG) |
|
|
701 { |
|
|
702 if (is) |
|
|
703 tmp.elem (i) = t2; |
|
|
704 } |
|
|
705 else |
|
|
706 { |
|
|
707 error ("load: cell array element had unexpected name"); |
|
|
708 success = false; |
|
|
709 break; |
|
|
710 } |
|
|
711 } |
|
|
712 |
|
|
713 if (is) |
|
|
714 matrix = tmp; |
|
|
715 else |
|
|
716 { |
|
|
717 error ("load: failed to load matrix constant"); |
|
|
718 success = false; |
|
|
719 } |
|
|
720 |
|
|
721 return success; |
|
|
722 } |
|
|
723 |
|
|
724 #if defined (HAVE_HDF5) |
|
4815
|
725 |
|
4687
|
726 bool |
|
|
727 octave_cell::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats) |
|
|
728 { |
|
4814
|
729 dim_vector dv = dims (); |
|
4837
|
730 int empty = save_hdf5_empty (loc_id, name, dv); |
|
|
731 if (empty) |
|
|
732 return (empty > 0); |
|
|
733 |
|
4815
|
734 hsize_t rank = dv.length (); |
|
4687
|
735 hid_t space_hid = -1, data_hid = -1, size_hid = -1; |
|
|
736 |
|
|
737 data_hid = H5Gcreate (loc_id, name, 0); |
|
4815
|
738 |
|
|
739 if (data_hid < 0) |
|
|
740 return false; |
|
4687
|
741 |
|
4814
|
742 // Have to save cell array shape, since can't have a |
|
|
743 // dataset of groups.... |
|
4815
|
744 |
|
|
745 space_hid = H5Screate_simple (1, &rank, 0); |
|
|
746 |
|
4687
|
747 if (space_hid < 0) |
|
|
748 { |
|
|
749 H5Gclose (data_hid); |
|
|
750 return false; |
|
|
751 } |
|
|
752 |
|
5351
|
753 OCTAVE_LOCAL_BUFFER (octave_idx_type, hdims, rank); |
|
4814
|
754 |
|
|
755 // Octave uses column-major, while HDF5 uses row-major ordering |
|
4933
|
756 for (hsize_t i = 0; i < rank; i++) |
|
4815
|
757 hdims[i] = dv(rank-i-1); |
|
4814
|
758 |
|
5351
|
759 size_hid = H5Dcreate (data_hid, "dims", H5T_NATIVE_IDX, space_hid, |
|
4687
|
760 H5P_DEFAULT); |
|
|
761 if (size_hid < 0) |
|
|
762 { |
|
|
763 H5Sclose (space_hid); |
|
|
764 H5Gclose (data_hid); |
|
|
765 return false; |
|
|
766 } |
|
|
767 |
|
5351
|
768 if (! H5Dwrite (size_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, |
|
4815
|
769 H5P_DEFAULT, hdims) < 0) |
|
4687
|
770 { |
|
|
771 H5Dclose (size_hid); |
|
|
772 H5Sclose (space_hid); |
|
|
773 H5Gclose (data_hid); |
|
|
774 return false; |
|
|
775 } |
|
4815
|
776 |
|
4687
|
777 H5Dclose (size_hid); |
|
|
778 H5Sclose (space_hid); |
|
|
779 |
|
4815
|
780 // Recursively add each element of the cell to this group. |
|
|
781 |
|
4687
|
782 Cell tmp = cell_value (); |
|
|
783 |
|
5275
|
784 for (octave_idx_type i = 0; i < dv.numel (); i++) |
|
4687
|
785 { |
|
4814
|
786 char s[20]; |
|
|
787 sprintf (s, "_%d", i); |
|
4687
|
788 |
|
4814
|
789 if (! add_hdf5_data(data_hid, tmp.elem (i), s, "", false, |
|
|
790 save_as_floats)) |
|
|
791 { |
|
|
792 H5Gclose (data_hid); |
|
|
793 return false; |
|
4687
|
794 } |
|
|
795 } |
|
|
796 |
|
|
797 H5Gclose (data_hid); |
|
4815
|
798 |
|
4687
|
799 return true; |
|
|
800 } |
|
|
801 |
|
|
802 bool |
|
|
803 octave_cell::load_hdf5 (hid_t loc_id, const char *name, |
|
|
804 bool have_h5giterate_bug) |
|
|
805 { |
|
|
806 bool retval = false; |
|
4837
|
807 |
|
|
808 dim_vector dv; |
|
|
809 int empty = load_hdf5_empty (loc_id, name, dv); |
|
|
810 if (empty > 0) |
|
|
811 matrix.resize(dv); |
|
|
812 if (empty) |
|
|
813 return (empty > 0); |
|
|
814 |
|
4687
|
815 hid_t group_id = H5Gopen (loc_id, name); |
|
|
816 |
|
|
817 if (group_id < 0) |
|
|
818 return false; |
|
|
819 |
|
4814
|
820 hid_t data_hid = H5Dopen (group_id, "dims"); |
|
4687
|
821 hid_t space_hid = H5Dget_space (data_hid); |
|
|
822 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); |
|
4814
|
823 if (rank != 1) |
|
4687
|
824 { |
|
4837
|
825 H5Dclose (data_hid); |
|
|
826 H5Gclose (group_id); |
|
4687
|
827 return false; |
|
|
828 } |
|
|
829 |
|
4814
|
830 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
831 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
4815
|
832 |
|
4814
|
833 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
4687
|
834 |
|
4815
|
835 // Octave uses column-major, while HDF5 uses row-major ordering. |
|
|
836 |
|
4814
|
837 dv.resize (hdims[0]); |
|
4815
|
838 |
|
5351
|
839 OCTAVE_LOCAL_BUFFER (octave_idx_type, tmp, hdims[0]); |
|
4814
|
840 |
|
5351
|
841 if (H5Dread (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, |
|
4815
|
842 H5P_DEFAULT, tmp) < 0) |
|
4687
|
843 { |
|
4837
|
844 H5Dclose (data_hid); |
|
|
845 H5Gclose (group_id); |
|
4687
|
846 return false; |
|
|
847 } |
|
4815
|
848 |
|
4687
|
849 H5Dclose (data_hid); |
|
|
850 H5Gclose (group_id); |
|
|
851 |
|
4815
|
852 for (hsize_t i = 0, j = hdims[0] - 1; i < hdims[0]; i++, j--) |
|
4814
|
853 dv(j) = tmp[i]; |
|
|
854 |
|
4687
|
855 hdf5_callback_data dsub; |
|
|
856 |
|
|
857 herr_t retval2 = -1; |
|
4815
|
858 |
|
4814
|
859 Cell m (dv); |
|
4815
|
860 |
|
4687
|
861 int current_item = 0; |
|
4815
|
862 |
|
4687
|
863 if (have_h5giterate_bug) |
|
4815
|
864 current_item = 1; // Skip dims items in group. |
|
4687
|
865 |
|
4696
|
866 #ifdef HAVE_H5GGET_NUM_OBJS |
|
|
867 hsize_t num_obj = 0; |
|
5060
|
868 group_id = H5Gopen (loc_id, name); |
|
|
869 H5Gget_num_objs (group_id, &num_obj); |
|
|
870 H5Gclose (group_id); |
|
4696
|
871 #endif |
|
|
872 |
|
5275
|
873 for (octave_idx_type i = 0; i < dv.numel (); i++) |
|
4687
|
874 { |
|
4696
|
875 |
|
|
876 #ifdef HAVE_H5GGET_NUM_OBJS |
|
4814
|
877 if (current_item >= static_cast<int> (num_obj)) |
|
|
878 retval2 = -1; |
|
|
879 else |
|
4696
|
880 #endif |
|
4814
|
881 retval2 = H5Giterate (loc_id, name, ¤t_item, |
|
|
882 hdf5_read_next_data, &dsub); |
|
|
883 |
|
4687
|
884 if (retval2 <= 0) |
|
|
885 break; |
|
4814
|
886 |
|
|
887 octave_value ov = dsub.tc; |
|
|
888 m.elem (i) = ov; |
|
|
889 |
|
|
890 if (have_h5giterate_bug) |
|
4815
|
891 current_item++; // H5Giterate returned the last index processed. |
|
4814
|
892 |
|
4687
|
893 } |
|
|
894 |
|
|
895 if (retval2 >= 0) |
|
|
896 { |
|
|
897 matrix = m; |
|
|
898 retval = true; |
|
|
899 } |
|
|
900 |
|
|
901 return retval; |
|
|
902 } |
|
4815
|
903 |
|
4687
|
904 #endif |
|
|
905 |
|
3354
|
906 DEFUN (iscell, args, , |
|
3448
|
907 "-*- texinfo -*-\n\ |
|
|
908 @deftypefn {Built-in Function} {} iscell (@var{x})\n\ |
|
|
909 Return true if @var{x} is a cell array object. Otherwise, return\n\ |
|
|
910 false.\n\ |
|
|
911 @end deftypefn") |
|
3354
|
912 { |
|
|
913 octave_value retval; |
|
|
914 |
|
|
915 if (args.length () == 1) |
|
|
916 retval = args(0).is_cell (); |
|
|
917 else |
|
|
918 print_usage ("iscell"); |
|
|
919 |
|
|
920 return retval; |
|
|
921 } |
|
|
922 |
|
|
923 DEFUN (cell, args, , |
|
3448
|
924 "-*- texinfo -*-\n\ |
|
|
925 @deftypefn {Built-in Function} {} cell (@var{x})\n\ |
|
|
926 @deftypefnx {Built-in Function} {} cell (@var{n}, @var{m})\n\ |
|
|
927 Create a new cell array object. If invoked with a single scalar\n\ |
|
|
928 argument, @code{cell} returns a square cell array with the dimension\n\ |
|
|
929 specified. If you supply two scalar arguments, @code{cell} takes\n\ |
|
|
930 them to be the number of rows and columns. If given a vector with two\n\ |
|
|
931 elements, @code{cell} uses the values of the elements as the number of\n\ |
|
|
932 rows and columns, respectively.\n\ |
|
|
933 @end deftypefn") |
|
3354
|
934 { |
|
|
935 octave_value retval; |
|
|
936 |
|
|
937 int nargin = args.length (); |
|
|
938 |
|
4563
|
939 dim_vector dims; |
|
|
940 |
|
3354
|
941 switch (nargin) |
|
|
942 { |
|
4563
|
943 case 0: |
|
|
944 dims = dim_vector (0, 0); |
|
3354
|
945 break; |
|
|
946 |
|
4563
|
947 case 1: |
|
|
948 get_dimensions (args(0), "cell", dims); |
|
3354
|
949 break; |
|
|
950 |
|
|
951 default: |
|
4563
|
952 { |
|
|
953 dims.resize (nargin); |
|
|
954 |
|
|
955 for (int i = 0; i < nargin; i++) |
|
|
956 { |
|
|
957 dims(i) = args(i).is_empty () ? 0 : args(i).nint_value (); |
|
|
958 |
|
|
959 if (error_state) |
|
|
960 { |
|
|
961 error ("cell: expecting scalar arguments"); |
|
|
962 break; |
|
|
963 } |
|
|
964 } |
|
|
965 } |
|
3354
|
966 break; |
|
|
967 } |
|
|
968 |
|
4563
|
969 if (! error_state) |
|
|
970 { |
|
|
971 int ndim = dims.length (); |
|
|
972 |
|
|
973 check_dimensions (dims, "cell"); |
|
|
974 |
|
|
975 if (! error_state) |
|
|
976 { |
|
|
977 switch (ndim) |
|
|
978 { |
|
|
979 case 1: |
|
|
980 retval = Cell (dims(0), dims(0), Matrix ()); |
|
|
981 break; |
|
|
982 |
|
|
983 default: |
|
|
984 retval = Cell (dims, Matrix ()); |
|
|
985 break; |
|
|
986 } |
|
|
987 } |
|
|
988 } |
|
|
989 |
|
3354
|
990 return retval; |
|
|
991 } |
|
|
992 |
|
4610
|
993 DEFUN (iscellstr, args, , |
|
|
994 "-*- texinfo -*-\n\ |
|
|
995 @deftypefn {Built-in Function} {} iscellstr (@var{cell})\n\ |
|
|
996 Return true if every element of the cell array @var{cell} is a\n\ |
|
|
997 character string\n\ |
|
|
998 @end deftypefn") |
|
|
999 { |
|
4699
|
1000 octave_value retval; |
|
4610
|
1001 |
|
|
1002 if (args.length () == 1) |
|
|
1003 { |
|
4699
|
1004 retval = true; |
|
|
1005 |
|
4610
|
1006 octave_value arg = args (0); |
|
|
1007 |
|
|
1008 if (arg.is_cell ()) |
|
|
1009 { |
|
|
1010 Cell c = args(0).cell_value (); |
|
|
1011 |
|
|
1012 if (! error_state) |
|
|
1013 { |
|
|
1014 for (int i = 0; i < c.length (); i++) |
|
|
1015 { |
|
|
1016 if (! c(i).is_string ()) |
|
|
1017 { |
|
|
1018 retval = false; |
|
|
1019 break; |
|
|
1020 } |
|
|
1021 } |
|
|
1022 } |
|
|
1023 else |
|
4817
|
1024 retval = false; |
|
4610
|
1025 } |
|
|
1026 else |
|
|
1027 retval = false; |
|
|
1028 } |
|
|
1029 else |
|
|
1030 print_usage ("iscellstr"); |
|
|
1031 |
|
|
1032 return retval; |
|
|
1033 } |
|
|
1034 |
|
4817
|
1035 // Note that since Fcellstr calls Fiscellstr, we need to have |
|
|
1036 // Fiscellstr defined first (to provide a declaration) and also we |
|
|
1037 // should keep it in the same file (so we don't have to provide a |
|
|
1038 // declaration) and so we don't have to use feval to call it. |
|
|
1039 |
|
|
1040 DEFUN (cellstr, args, , |
|
|
1041 "-*- texinfo -*-\n\ |
|
|
1042 @deftypefn {Built-in Function} {} cellstr (@var{string})\n\ |
|
|
1043 Create a new cell array object from the elements of the string\n\ |
|
|
1044 array @var{string}.\n\ |
|
|
1045 @end deftypefn") |
|
|
1046 { |
|
|
1047 octave_value retval; |
|
|
1048 |
|
|
1049 if (args.length () == 1) |
|
|
1050 { |
|
|
1051 octave_value_list tmp = Fiscellstr (args, 1); |
|
|
1052 |
|
|
1053 if (tmp(0).is_true ()) |
|
|
1054 retval = args(0); |
|
|
1055 else |
|
|
1056 { |
|
|
1057 string_vector s = args(0).all_strings (); |
|
|
1058 |
|
|
1059 if (! error_state) |
|
|
1060 retval = Cell (s); |
|
|
1061 else |
|
|
1062 error ("cellstr: expecting argument to be a 2-d character array"); |
|
|
1063 } |
|
|
1064 } |
|
|
1065 else |
|
|
1066 print_usage ("cellstr"); |
|
|
1067 |
|
|
1068 return retval; |
|
|
1069 } |
|
|
1070 |
|
4762
|
1071 DEFUN (struct2cell, args, , |
|
|
1072 "-*- texinfo -*-\n\ |
|
|
1073 @deftypefn {Built-in Function} {} struct2cell (@var{S})\n\ |
|
|
1074 Create a new cell array from the objects stored in the struct object.\n\ |
|
4764
|
1075 If @var{f} is the number of fields in the structure, the resulting\n\ |
|
|
1076 cell array will have a dimension vector corresponding to\n\ |
|
|
1077 @code{[@var{F} size(@var{S})]}.\n\ |
|
5642
|
1078 @seealso{cell2struct, fieldnames}\n\ |
|
|
1079 @end deftypefn") |
|
4762
|
1080 { |
|
|
1081 octave_value retval; |
|
4764
|
1082 |
|
4762
|
1083 int nargin = args.length (); |
|
4764
|
1084 |
|
4762
|
1085 if (nargin == 1) |
|
|
1086 { |
|
4764
|
1087 Octave_map m = args(0).map_value (); |
|
|
1088 |
|
4762
|
1089 if (! error_state) |
|
|
1090 { |
|
|
1091 dim_vector m_dv = m.dims (); |
|
4764
|
1092 |
|
4762
|
1093 string_vector keys = m.keys (); |
|
4764
|
1094 |
|
5275
|
1095 octave_idx_type fields_numel = keys.length (); |
|
4764
|
1096 |
|
4762
|
1097 // The resulting dim_vector should have dimensions: |
|
|
1098 // [numel(fields) size(struct)] |
|
4764
|
1099 |
|
4762
|
1100 dim_vector result_dv; |
|
4764
|
1101 result_dv.resize (m_dv.length () + 1); // Add 1 for the fields. |
|
|
1102 |
|
|
1103 result_dv(0) = fields_numel; |
|
4762
|
1104 |
|
|
1105 for (int i = 1; i < result_dv.length (); i++) |
|
|
1106 result_dv(i) = m_dv(i-1); |
|
4764
|
1107 |
|
|
1108 // Squeeze to be sure that a (3,1) vector doesn't get turned |
|
|
1109 // into a (3,3,1) vector. |
|
|
1110 |
|
|
1111 result_dv = result_dv.squeeze (); |
|
|
1112 |
|
4762
|
1113 Cell c (result_dv); |
|
4764
|
1114 |
|
|
1115 // Use ra_idx both for counting and for assignments, so |
|
|
1116 // ra_idx(0) will both contain fields_numel for each call to |
|
|
1117 // increment_index and j for each assignment. |
|
|
1118 |
|
5275
|
1119 Array<octave_idx_type> ra_idx (result_dv.length (), 0); |
|
4764
|
1120 ra_idx(0) = fields_numel; |
|
4762
|
1121 |
|
5275
|
1122 for (octave_idx_type i = 0; i < m_dv.numel (); i++) |
|
4762
|
1123 { |
|
5275
|
1124 for (octave_idx_type j = 0; j < fields_numel; j++) |
|
4762
|
1125 { |
|
|
1126 ra_idx(0) = j; |
|
4764
|
1127 |
|
4762
|
1128 Cell c_tmp = m.contents (keys(j)); |
|
4764
|
1129 |
|
|
1130 if (c_tmp.length () > 1) // Is a cell. |
|
4762
|
1131 c(ra_idx) = c_tmp; |
|
4764
|
1132 else if (c_tmp.length () == 1) // Get octave_value. |
|
4762
|
1133 c(ra_idx) = c_tmp(0); |
|
4764
|
1134 else |
|
|
1135 c(ra_idx) = Cell (); |
|
|
1136 |
|
4762
|
1137 ra_idx(0) = fields_numel; |
|
|
1138 } |
|
|
1139 |
|
4764
|
1140 increment_index (ra_idx, result_dv); |
|
4762
|
1141 } |
|
|
1142 |
|
|
1143 retval = c; |
|
|
1144 } |
|
|
1145 else |
|
|
1146 error ("struct2cell: expecting argument to be a cell array"); |
|
|
1147 } |
|
|
1148 else |
|
|
1149 print_usage ("struct2cell"); |
|
4764
|
1150 |
|
4762
|
1151 return retval; |
|
|
1152 } |
|
|
1153 |
|
3353
|
1154 /* |
|
|
1155 ;;; Local Variables: *** |
|
|
1156 ;;; mode: C++ *** |
|
|
1157 ;;; End: *** |
|
|
1158 */ |
