Field3D
FieldMappingIO.cpp
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00001 //----------------------------------------------------------------------------//
00002 
00003 /*
00004  * Copyright (c) 2009 Sony Pictures Imageworks Inc
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 
00043 //----------------------------------------------------------------------------//
00044 
00045 #include "Hdf5Util.h"
00046 
00047 #include "FieldMappingIO.h"
00048 
00049 //----------------------------------------------------------------------------//
00050 
00051 FIELD3D_NAMESPACE_OPEN
00052 
00053 //----------------------------------------------------------------------------//
00054 // Field3D namespaces
00055 //----------------------------------------------------------------------------//
00056 
00057 using namespace std;
00058 using namespace Exc;
00059 using namespace Hdf5Util;
00060 
00061 //----------------------------------------------------------------------------//
00062 
00063 namespace {
00065   const string k_nullMappingName("NullFieldMapping");
00067   const string k_matrixMappingName("MatrixFieldMapping");
00068 
00069   const string k_nullMappingDataName("NullFieldMapping data");
00070   const string k_matrixMappingDataName("MatrixFieldMapping data");
00071 }
00072 
00073 //----------------------------------------------------------------------------//
00074 
00075 FieldMapping::Ptr
00076 NullFieldMappingIO::read(hid_t mappingGroup)
00077 {
00078   string nfmData;
00079   if (!readAttribute(mappingGroup, k_nullMappingDataName, nfmData)) {
00080     Msg::print(Msg::SevWarning, "Couldn't read attribute " + k_nullMappingDataName);
00081     return NullFieldMapping::Ptr();
00082   }
00083   return NullFieldMapping::Ptr(new NullFieldMapping);
00084 }
00085 
00086 //----------------------------------------------------------------------------//
00087 
00088 bool
00089 NullFieldMappingIO::write(hid_t mappingGroup, FieldMapping::Ptr /* nm */)
00090 {
00091   string nfmAttrData("NullFieldMapping has no data");
00092   if (!writeAttribute(mappingGroup, k_nullMappingDataName, nfmAttrData)) {
00093     Msg::print(Msg::SevWarning, "Couldn't add attribute " + k_nullMappingDataName);
00094     return false;
00095   }
00096   return true;
00097 }
00098 
00099 //----------------------------------------------------------------------------//
00100 
00102 std::string NullFieldMappingIO::className() const
00103 { return k_nullMappingName; }
00104 
00105 //----------------------------------------------------------------------------//
00106 
00107 FieldMapping::Ptr
00108 MatrixFieldMappingIO::read(hid_t mappingGroup)
00109 {
00110   M44d mtx;
00111 
00112   if (!readAttribute(mappingGroup, k_matrixMappingDataName, 16,
00113                      mtx.x[0][0])) {
00114     Msg::print(Msg::SevWarning, "Couldn't read attribute " + k_matrixMappingDataName);
00115     return MatrixFieldMapping::Ptr();
00116   }
00117 
00118   MatrixFieldMapping::Ptr mm(new MatrixFieldMapping);
00119 
00120   mm->setLocalToWorld(mtx);
00121 
00122   return mm;
00123 }
00124 
00125 //----------------------------------------------------------------------------//
00126 
00127 bool
00128 MatrixFieldMappingIO::write(hid_t mappingGroup, FieldMapping::Ptr mapping)
00129 {
00130   MatrixFieldMapping::Ptr mm =
00131     boost::dynamic_pointer_cast<MatrixFieldMapping>(mapping);
00132   if (!mm) {
00133     Msg::print(Msg::SevWarning, "Couldn't get MatrixFieldMapping from pointer");
00134     return false;
00135   }
00136   if (!writeAttribute(mappingGroup, k_matrixMappingDataName, 16, 
00137                     mm->localToWorld().x[0][0])) {
00138     Msg::print(Msg::SevWarning, "Couldn't add attribute " + k_matrixMappingDataName);
00139     return false;
00140   }
00141 
00142   return true;
00143 }
00144 
00145 //----------------------------------------------------------------------------//
00146 
00148 std::string MatrixFieldMappingIO::className() const
00149 { return k_matrixMappingName; }
00150 
00151 //----------------------------------------------------------------------------//
00152 
00153 FIELD3D_NAMESPACE_SOURCE_CLOSE
00154 
00155 //----------------------------------------------------------------------------//