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paraview_helper.cc
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Wed, Dec 11, 10:30

paraview_helper.cc
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/**
* @file paraview_helper.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Oct 12 2012
* @date last modification: Wed Jun 05 2013
*
* @brief implementation of paraview helper
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* IOHelper is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* IOHelper is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with IOHelper. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "paraview_helper.hh"
#include <fstream>
/* -------------------------------------------------------------------------- */
#if defined(__INTEL_COMPILER)
/// remark #981: operands are evaluated in unspecified order
#pragma warning ( disable : 981 )
/// remark #383: value copied to temporary, reference to temporary used
#pragma warning ( disable : 383 )
#endif //defined(__INTEL_COMPILER)
__BEGIN_IOHELPER__
/* -------------------------------------------------------------------------- */
ParaviewHelper::ParaviewHelper(File & f, UInt mode):
b64(f), file(f), position_flag(false) {
bflag = BASE64;
compteur = 0;
setMode(mode);
this->paraview_code_type[TRIANGLE1] = VTK_TRIANGLE;
this->paraview_code_type[TRIANGLE2] = VTK_QUADRATIC_TRIANGLE;
this->paraview_code_type[TETRA1 ] = VTK_TETRA;
this->paraview_code_type[TETRA2 ] = VTK_QUADRATIC_TETRA;
this->paraview_code_type[POINT_SET] = VTK_POLY_VERTEX;
this->paraview_code_type[LINE1 ] = VTK_LINE;
this->paraview_code_type[LINE2 ] = VTK_QUADRATIC_EDGE;
this->paraview_code_type[QUAD1 ] = VTK_QUAD;
this->paraview_code_type[QUAD2 ] = VTK_QUADRATIC_QUAD;
this->paraview_code_type[HEX1 ] = VTK_HEXAHEDRON;
this->paraview_code_type[HEX2 ] = VTK_QUADRATIC_HEXAHEDRON;
this->paraview_code_type[BEAM2 ] = VTK_LINE;
this->paraview_code_type[BEAM3 ] = VTK_LINE;
this->paraview_code_type[PRISM1 ] = VTK_WEDGE;
this->paraview_code_type[PRISM2 ] = VTK_QUADRATIC_WEDGE;
this->paraview_code_type[COH2D4 ] = VTK_POLYGON;
this->paraview_code_type[COH2D6 ] = VTK_POLYGON;
this->paraview_code_type[COH3D6 ] = VTK_WEDGE;
this->paraview_code_type[COH3D12 ] = VTK_QUADRATIC_LINEAR_WEDGE;
this->paraview_code_type[COH3D8 ] = VTK_HEXAHEDRON;
std::map<ElemType, VTKCellType>::iterator it;
for(it = paraview_code_type.begin();
it != paraview_code_type.end(); ++it) {
UInt nb_nodes = nb_node_per_elem[it->first];
UInt * tmp = new UInt[nb_nodes];
for (UInt i = 0; i < nb_nodes; ++i) {
tmp[i] = i;
}
switch(it->first) {
case COH3D12:
tmp[ 0] = 0;
tmp[ 1] = 1;
tmp[ 2] = 2;
tmp[ 3] = 6;
tmp[ 4] = 7;
tmp[ 5] = 8;
tmp[ 6] = 3;
tmp[ 7] = 4;
tmp[ 8] = 5;
tmp[ 9] = 9;
tmp[10] = 10;
tmp[11] = 11;
break;
case COH2D6:
tmp[0] = 0;
tmp[1] = 2;
tmp[2] = 1;
tmp[3] = 4;
tmp[4] = 5;
tmp[5] = 3;
break;
case COH2D4:
tmp[0] = 0;
tmp[1] = 1;
tmp[2] = 3;
tmp[3] = 2;
break;
case HEX2:
tmp[12] = 16;
tmp[13] = 17;
tmp[14] = 18;
tmp[15] = 19;
tmp[16] = 12;
tmp[17] = 13;
tmp[18] = 14;
tmp[19] = 15;
break;
case PRISM2:
tmp[ 0] = 0;
tmp[ 1] = 1;
tmp[ 2] = 2;
tmp[ 3] = 3;
tmp[ 4] = 4;
tmp[ 5] = 5;
tmp[ 6] = 6;
tmp[ 7] = 7;
tmp[ 8] = 8;
tmp[ 9] = 12;
tmp[10] = 13;
tmp[11] = 14;
tmp[12] = 9;
tmp[13] = 10;
tmp[14] = 11;
break;
default:
//nothing to change
break;
}
this->write_reorder[it->first] = tmp;
}
}
/* -------------------------------------------------------------------------- */
ParaviewHelper::~ParaviewHelper(){
std::map<ElemType, VTKCellType>::iterator it;
for(it = this->paraview_code_type.begin();
it != this->paraview_code_type.end(); ++it) {
delete [] this->write_reorder[it->first];
}
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::writeTimePVD(const std::string & filename,
const std::vector< std::pair<Real, std::string> > & pvtus) {
std::ofstream pvd_file;
pvd_file.open(filename.c_str());
if(!pvd_file.good()) {
IOHELPER_THROW("DumperParaview was not able to open the file \"" << filename, _et_file_error);
}
pvd_file << "<?xml version=\"1.0\"?>" << std::endl
<< "<VTKFile type=\"Collection\" version=\"0.1\" byte_order=\"LittleEndian\">" << std::endl
<< " <Collection>" << std::endl;
std::vector< std::pair<Real, std::string> >::const_iterator it = pvtus.begin();
std::vector< std::pair<Real, std::string> >::const_iterator end = pvtus.end();
for (;it != end; ++it) {
pvd_file << " <DataSet timestep=\"" << it->first << "\" group=\"\" part=\"0\" file=\""
<< it->second << "\"/>" << std::endl;
}
pvd_file << " </Collection>" << std::endl
<< "</VTKFile>" << std::endl;
pvd_file.close();
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::writeHeader(int nb_nodes,int nb_elems){
file << "<VTKFile type=\"UnstructuredGrid\" version=\"0.1\" " ;
file << "byte_order=\"LittleEndian\">" << std::endl;
file << " <UnstructuredGrid>" << std::endl
<< " <Piece NumberOfPoints= \""
<< nb_nodes << "\" NumberOfCells=\""
<< nb_elems << "\">" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::PDataArray(const std::string & name, int nb_components, const std::string & type){
file << " <PDataArray type=\"" << type << "\" NumberOfComponents=\""
<< nb_components << "\" Name=\"" << name << "\" format=\"";
if (bflag == BASE64) file << "binary";
else file << "ascii";
file << "\"></PDataArray>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::write_conclusion(){
file << " </Piece>" << std::endl;
file << " </UnstructuredGrid>" << std::endl;
file << "</VTKFile>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startData(const std::string & name,
int nb_components,
const std::string & type){
file << " <DataArray type=\"" << type << "\" ";
if (nb_components) file << "NumberOfComponents=\"" << nb_components << "\" ";
file << "Name=\"" << name << "\" format=\"";
if (bflag == BASE64) file << "binary";
else file << "ascii";
file << "\">" << std::endl;
if (bflag == BASE64) b64.CreateHeader();
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endData(){
if (bflag == BASE64) b64.WriteHeader();
file << std::endl << " </DataArray>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startDofList(int dimension){
file << " <Points>" << std::endl;
startData("positions", dimension, "Float64");
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endDofList(){
endData();
file << " </Points>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startCells(){
file << " <Cells>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endCells(){
file << " </Cells>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startCellsConnectivityList(){
startData("connectivity",0,"Int32");
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endCellsConnectivityList(){
endData();
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startCellsoffsetsList(){
startData("offsets",0,"Int32");
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endCellsoffsetsList(){
endData();
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startCellstypesList(){
startData("types",0,"UInt32");
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endCellstypesList(){
endData();
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startPointDataList(){
file << " <PointData>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endPointDataList(){
file << " </PointData>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::startCellDataList(){
file << " <CellData>" << std::endl;
}
/* -------------------------------------------------------------------------- */
void ParaviewHelper::endCellDataList(){
file << " </CellData>" << std::endl;
}
/* -------------------------------------------------------------------------- */
__END_IOHELPER__

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