Field3D
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00001 //----------------------------------------------------------------------------// 00002 00003 /* 00004 * Copyright (c) 2009 Sony Pictures Imageworks 00005 * 00006 * All rights reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions 00010 * are met: 00011 * 00012 * Redistributions of source code must retain the above copyright 00013 * notice, this list of conditions and the following disclaimer. 00014 * Redistributions in binary form must reproduce the above copyright 00015 * notice, this list of conditions and the following disclaimer in the 00016 * documentation and/or other materials provided with the 00017 * distribution. Neither the name of Sony Pictures Imageworks nor the 00018 * names of its contributors may be used to endorse or promote 00019 * products derived from this software without specific prior written 00020 * permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00023 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00024 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00025 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00026 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00027 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00028 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00029 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00030 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 00031 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00032 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00033 * OF THE POSSIBILITY OF SUCH DAMAGE. 00034 */ 00035 00036 //----------------------------------------------------------------------------// 00037 00038 /* Field3D examples - read 00039 00040 This sample application reads all fields found in a given .f3d file and 00041 prints their types, names and attributes. 00042 00043 */ 00044 00045 //----------------------------------------------------------------------------// 00046 00047 #include <iostream> 00048 #include <string> 00049 00050 #include <Field3D/DenseField.h> 00051 #include <Field3D/MACField.h> 00052 #include <Field3D/SparseField.h> 00053 #include <Field3D/InitIO.h> 00054 #include <Field3D/Field3DFile.h> 00055 00056 //----------------------------------------------------------------------------// 00057 00058 using namespace std; 00059 00060 using namespace Field3D; 00061 00062 //----------------------------------------------------------------------------// 00063 00064 template <typename Data_T> 00065 void readLayersAndPrintInfo(Field3DInputFile &in, const std::string &name) 00066 { 00067 typedef FIELD3D_VEC3_T<Data_T> VecData_T; 00068 typedef typename Field<Data_T>::Vec SFieldList; 00069 typedef typename Field<FIELD3D_VEC3_T<Data_T> >::Vec VFieldList; 00070 00071 // Note that both scalar and vector calls take the scalar type as argument 00072 SFieldList sFields = in.readScalarLayers<Data_T>(name); 00073 VFieldList vFields = in.readVectorLayers<Data_T>(name); 00074 00075 // Print info about the found fields --- 00076 00077 if (sFields.size() > 0) { 00078 00079 for (typename SFieldList::const_iterator i = sFields.begin(); 00080 i != sFields.end(); ++i) { 00081 00082 if (field_dynamic_cast<DenseField<Data_T> >(*i)) { 00083 cout << " DenseField" << endl; 00084 } 00085 else if (field_dynamic_cast<SparseField<Data_T> >(*i)) { 00086 cout << " SparseField" << endl; 00087 } 00088 00089 cout << " Name: " << (**i).name << endl; 00090 cout << " Attribute: " << (**i).attribute << endl; 00091 00092 } 00093 00094 } else { 00095 cout << " Found no scalar fields" << endl; 00096 } 00097 00098 if (vFields.size() > 0) { 00099 00100 for (typename VFieldList::const_iterator i = vFields.begin(); 00101 i != vFields.end(); ++i) { 00102 00103 if (field_dynamic_cast<DenseField<VecData_T> >(*i)) { 00104 cout << " DenseField" << endl; 00105 } 00106 else if (field_dynamic_cast<SparseField<VecData_T> >(*i)) { 00107 cout << " SparseField" << endl; 00108 } 00109 else if (field_dynamic_cast<MACField<VecData_T> >(*i)) { 00110 cout << " MACField" << endl; 00111 } 00112 00113 cout << " Name: " << (**i).name << endl; 00114 cout << " Attribute: " << (**i).attribute << endl; 00115 00116 } 00117 00118 } else { 00119 cout << " Found no vector fields" << endl; 00120 } 00121 00122 } 00123 00124 //----------------------------------------------------------------------------// 00125 00126 int main(int argc, char **argv) 00127 { 00128 typedef Field3D::half half; 00129 00130 // Call initIO() to initialize standard I/O methods and load plugins --- 00131 00132 Field3D::initIO(); 00133 00134 // Process command line --- 00135 00136 if (argc < 2) { 00137 cout << "Usage: read <file> [name]" << endl; 00138 return 1; 00139 } 00140 00141 string filename = string(argv[1]); 00142 string name; 00143 00144 if (argc == 3) { 00145 name = string(argv[2]); 00146 } 00147 00148 // Load file --- 00149 00150 Field3DInputFile in; 00151 if (!in.open(filename)) { 00152 cout << "Aborting because of errors" << endl; 00153 return 1; 00154 } 00155 00156 cout << "Reading <half> layers" << endl; 00157 readLayersAndPrintInfo<half>(in, name); 00158 00159 cout << "Reading <float> layers" << endl; 00160 readLayersAndPrintInfo<float>(in, name); 00161 00162 cout << "Reading <double> layers" << endl; 00163 readLayersAndPrintInfo<double>(in, name); 00164 00165 } 00166 00167 //----------------------------------------------------------------------------// 00168