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annotate inst/generate_lhs.m @ 124:2191111a1cad

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Maint: add copyright notice
author gedeone-octave <marcovass89@hotmail.it>
date Mon, 02 Sep 2013 23:51:28 +0200
parents 9e7035e0494b
children 1dbe146bff03
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1 ## Copyright (C) 2013 Marco Vassallo
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2
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3 ## This program is free software; you can redistribute it and/or modify it under
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4 ## the terms of the GNU General Public License as published by the Free Software
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5 ## Foundation; either version 2 of the License, or (at your option) any later
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6 ## version.
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7
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8 ## This program is distributed in the hope that it will be useful, but WITHOUT
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9 ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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10 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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11 ## details.
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13 ## You should have received a copy of the GNU General Public License along with
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14 ## this program; if not, see <http://www.gnu.org/licenses/>.
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15
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16
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17 ## -*- texinfo -*-
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18 ## function for internal usage only
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19 ## @end deftypefn
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20 function output = generate_lhs (ufl_name)
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21
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22 STRING ="\n\
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23 #include ""@@UFL_NAME@@.h""\n\
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24 #include ""functionspace.h""\n\
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25 #include ""form.h""\n\
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26 #include ""coefficient.h""\n\
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27 #include ""function.h""\n\
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28 \n\
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29 DEFUN_DLD (@@UFL_NAME@@_LinearForm, args, , "" b = fem_lhs_@@UFL_NAME@@ (FUNCTIONAL SPACE, COEFF)"")\n\
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30 {\n\
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31 int nargin = args.length ();\n\
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32 octave_value retval;\n\
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33 \n\
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34 if (nargin < 1)\n\
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35 print_usage ();\n\
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36 else\n\
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37 {\n\
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38 \n\
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39 if (! functionspace_type_loaded)\n\
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40 {\n\
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41 functionspace::register_type ();\n\
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42 functionspace_type_loaded = true;\n\
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43 mlock ();\n\
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44 }\n\
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45 if (! form_type_loaded)\n\
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46 {\n\
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47 form::register_type ();\n\
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48 form_type_loaded = true;\n\
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49 mlock ();\n\
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50 }\n\
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51 \n\
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52 if (args(0).type_id () == functionspace::static_type_id ())\n\
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53 {\n\
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54 const functionspace & fspo\n\
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55 = static_cast<const functionspace&> (args(0).get_rep ());\n\
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56 \n\
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57 if (! error_state)\n\
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58 {\n\
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59 const dolfin::FunctionSpace & V = fspo.get_fsp ();\n\
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60 @@UFL_NAME@@::LinearForm L (V);\n\
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61 std::size_t ncoef = L.num_coefficients (), nc = 0;\n\
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62 \n\
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63 if (! coefficient_type_loaded)\n\
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64 {\n\
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65 coefficient::register_type ();\n\
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66 coefficient_type_loaded = true;\n\
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67 mlock ();\n\
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68 }\n\
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69 \n\
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70 if (! function_type_loaded)\n\
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71 {\n\
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72 function::register_type ();\n\
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73 function_type_loaded = true;\n\
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74 mlock ();\n\
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75 }\n\
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76 \n\
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77 for (std::size_t i = 1; i < nargin; ++i)\n\
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78 {\n\
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79 if (args(i).type_id () == coefficient::static_type_id ())\n\
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80 {\n\
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81 const coefficient & cf\n\
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82 = static_cast <const coefficient&> (args(i).get_rep ());\n\
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83 \n\
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84 std::size_t n = L.coefficient_number (cf.get_str ());\n\
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85 const boost::shared_ptr<const expression> & pexp = cf.get_expr ();\n\
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86 L.set_coefficient (n, pexp);\n\
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87 ++nc;\n\
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88 }\n\
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89 \n\
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90 if (args(i).type_id () == function::static_type_id ())\n\
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91 {\n\
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92 const function & fun\n\
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93 = static_cast <const function&> (args(i).get_rep ());\n\
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94 \n\
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95 std::size_t n = L.coefficient_number (fun.get_str ());\n\
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96 const boost::shared_ptr<const dolfin::Function> & pfun = fun.get_pfun ();\n\
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97 L.set_coefficient (n, pfun);\n\
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98 ++nc;\n\
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99 }\n\
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100 }\n\
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101 \n\
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102 if (nc != ncoef)\n\
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103 error (""Wrong number of coefficient"");\n\
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104 else\n\
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105 {\n\
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106 retval = new form (L);\n\
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107 }\n\
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108 }\n\
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109 }\n\
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110 }\n\
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111 return retval;\n\
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112 }";
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113
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114 STRING = strrep (STRING, "@@UFL_NAME@@", ufl_name);
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115
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116 fid = fopen (sprintf ("%s_LinearForm.cc", ufl_name), 'w');
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117 if (fid >= 0)
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118 fputs (fid, STRING);
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119 output = fclose (fid);
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120 else
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121 error ("cannot open file");
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122 output = 1;
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123 endif
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124
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125 endfunction