smesh/src/DriverGMF/DriverGMF_Write.cxx

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// Copyright (C) 2007-2020 CEA/DEN, EDF R&D, OPEN CASCADE
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//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library 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
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// version 2.1 of the License, or (at your option) any later version.
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//
// This library 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 this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// File : DriverGMF_Write.cxx
// Created : Mon Sep 17 17:03:02 2012
// Author : Edward AGAPOV (eap)
#include "DriverGMF_Write.hxx"
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#include "DriverGMF.hxx"
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#include "SMESHDS_GroupBase.hxx"
#include "SMESHDS_Mesh.hxx"
#include "SMESH_Comment.hxx"
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#include <Basics_Utils.hxx>
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#include "utilities.h"
using SMESHUtils::ControlPnt;
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extern "C"
{
#include "libmesh5.h"
}
#include <vector>
#define BEGIN_ELEM_WRITE( SMDSEntity, GmfKwd, elem ) \
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elemIt = elementIterator( SMDSEntity ); \
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if ( elemIt->more() ) \
{ \
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GmfSetKwd(meshID, GmfKwd, myMesh->GetMeshInfo().NbElements( SMDSEntity )); \
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for ( int gmfID = 1; elemIt->more(); ++gmfID ) \
{ \
const SMDS_MeshElement* elem = elemIt->next(); \
GmfSetLin(meshID, GmfKwd,
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#define BEGIN_EXTRA_VERTICES_WRITE( SMDSGeom, LinType, GmfKwd, elem ) \
elemIt = elementIterator( SMDSGeom ); \
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if ( elemIt->more() ) \
{ \
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int totalNbElems = myMesh->GetMeshInfo().NbElements( SMDSGeom ); \
int nbLinearElems = myMesh->GetMeshInfo().NbElements( LinType ); \
if ( totalNbElems - nbLinearElems > 0 ) \
{ \
GmfSetKwd(meshID, GmfKwd, totalNbElems - nbLinearElems); \
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for ( int gmfID = 1; elemIt->more(); ++gmfID ) \
{ \
const SMDS_MeshElement* elem = elemIt->next(); \
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if ( elem->IsQuadratic() ) { \
GmfSetLin(meshID, GmfKwd, gmfID, elem->NbNodes() - elem->NbCornerNodes(),
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#define END_ELEM_WRITE( elem ) \
elem->getshapeId() ); \
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}}
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#define END_ELEM_WRITE_ADD_TO_MAP( elem, e2id ) \
elem->getshapeId() ); \
e2id.insert( e2id.end(), std::make_pair( elem, gmfID )); \
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}}
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#define END_EXTRA_VERTICES_WRITE() \
); \
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}}}}
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DriverGMF_Write::DriverGMF_Write():
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Driver_SMESHDS_Mesh(), _exportRequiredGroups( true )
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{
}
DriverGMF_Write::~DriverGMF_Write()
{
}
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//================================================================================
/*!
* \brief Reads a GMF file
*/
//================================================================================
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Driver_Mesh::Status DriverGMF_Write::Perform()
{
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Kernel_Utils::Localizer loc;
const int dim = 3, version = sizeof(double) < 8 ? 1 : 2;
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int meshID = GmfOpenMesh( myFile.c_str(), GmfWrite, version, dim );
if ( !meshID )
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{
if ( DriverGMF::isExtensionCorrect( myFile ))
return addMessage( SMESH_Comment("Can't open for writing ") << myFile, /*fatal=*/true );
else
return addMessage( SMESH_Comment("Not '.mesh' or '.meshb' extension of file ") << myFile, /*fatal=*/true );
}
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DriverGMF::MeshCloser aMeshCloser( meshID ); // An object closing GMF mesh at destruction
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// nodes
std::map< const SMDS_MeshNode* , int > node2IdMap;
int iN = 0, nbNodes = myMesh->NbNodes();
GmfSetKwd( meshID, GmfVertices, nbNodes );
double xyz[3];
SMDS_NodeIteratorPtr nodeIt = myMesh->nodesIterator();
while ( nodeIt->more() )
{
const SMDS_MeshNode* n = nodeIt->next();
n->GetXYZ( xyz );
GmfSetLin( meshID, GmfVertices, xyz[0], xyz[1], xyz[2], n->getshapeId() );
node2IdMap.insert( node2IdMap.end(), std::make_pair( n, ++iN ));
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}
if ( iN != nbNodes )
return addMessage("Wrong nb of nodes returned by nodesIterator", /*fatal=*/true);
SMDS_ElemIteratorPtr elemIt;
typedef std::map< const SMDS_MeshElement*, size_t, TIDCompare > TElem2IDMap;
// edges
TElem2IDMap edge2IDMap;
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BEGIN_ELEM_WRITE( SMDSGeom_EDGE, GmfEdges, edge )
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node2IdMap[ edge->GetNode( 0 )],
node2IdMap[ edge->GetNode( 1 )],
END_ELEM_WRITE_ADD_TO_MAP( edge, edge2IDMap );
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// nodes of quadratic edges
BEGIN_EXTRA_VERTICES_WRITE( SMDSGeom_EDGE, SMDSEntity_Edge,
GmfExtraVerticesAtEdges, edge )
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node2IdMap[ edge->GetNode( 2 )]
END_EXTRA_VERTICES_WRITE();
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// triangles
TElem2IDMap tria2IDMap;
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BEGIN_ELEM_WRITE( SMDSGeom_TRIANGLE, GmfTriangles, tria )
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node2IdMap[ tria->GetNode( 0 )],
node2IdMap[ tria->GetNode( 1 )],
node2IdMap[ tria->GetNode( 2 )],
END_ELEM_WRITE_ADD_TO_MAP( tria, tria2IDMap );
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// nodes of quadratic triangles
BEGIN_EXTRA_VERTICES_WRITE( SMDSGeom_TRIANGLE, SMDSEntity_Triangle,
GmfExtraVerticesAtTriangles, tria )
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node2IdMap[ tria->GetNode( 3 )],
node2IdMap[ tria->GetNode( 4 )],
node2IdMap[ tria->GetNode( 5 )],
node2IdMap[ tria->GetNodeWrap( 6 )] // for TRIA7
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END_EXTRA_VERTICES_WRITE();
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// quadrangles
TElem2IDMap quad2IDMap;
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BEGIN_ELEM_WRITE( SMDSGeom_QUADRANGLE, GmfQuadrilaterals, quad )
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node2IdMap[ quad->GetNode( 0 )],
node2IdMap[ quad->GetNode( 1 )],
node2IdMap[ quad->GetNode( 2 )],
node2IdMap[ quad->GetNode( 3 )],
END_ELEM_WRITE_ADD_TO_MAP( quad, quad2IDMap );
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// nodes of quadratic quadrangles
BEGIN_EXTRA_VERTICES_WRITE( SMDSGeom_QUADRANGLE, SMDSEntity_Quadrangle,
GmfExtraVerticesAtQuadrilaterals, quad )
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node2IdMap[ quad->GetNode( 4 )],
node2IdMap[ quad->GetNode( 5 )],
node2IdMap[ quad->GetNode( 6 )],
node2IdMap[ quad->GetNode( 7 )],
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node2IdMap[ quad->GetNodeWrap( 8 )] // for QUAD9
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END_EXTRA_VERTICES_WRITE();
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// terahedra
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BEGIN_ELEM_WRITE( SMDSGeom_TETRA, GmfTetrahedra, tetra )
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node2IdMap[ tetra->GetNode( 0 )],
node2IdMap[ tetra->GetNode( 2 )],
node2IdMap[ tetra->GetNode( 1 )],
node2IdMap[ tetra->GetNode( 3 )],
END_ELEM_WRITE( tetra );
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// nodes of quadratic terahedra
BEGIN_EXTRA_VERTICES_WRITE( SMDSGeom_TETRA, SMDSEntity_Tetra,
GmfExtraVerticesAtTetrahedra, tetra )
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node2IdMap[ tetra->GetNode( 6 )],
node2IdMap[ tetra->GetNode( 5 )],
node2IdMap[ tetra->GetNode( 4 )],
node2IdMap[ tetra->GetNode( 7 )],
node2IdMap[ tetra->GetNode( 9 )],
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node2IdMap[ tetra->GetNode( 8 )]
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//node2IdMap[ tetra->GetNodeWrap( 10 )], // for TETRA11
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END_EXTRA_VERTICES_WRITE();
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// pyramids
BEGIN_ELEM_WRITE( SMDSEntity_Pyramid, GmfPyramids, pyra )
node2IdMap[ pyra->GetNode( 3 )],
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node2IdMap[ pyra->GetNode( 2 )],
node2IdMap[ pyra->GetNode( 1 )],
node2IdMap[ pyra->GetNode( 0 )],
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node2IdMap[ pyra->GetNode( 4 )],
END_ELEM_WRITE( pyra );
// hexahedra
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BEGIN_ELEM_WRITE( SMDSGeom_HEXA, GmfHexahedra, hexa )
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node2IdMap[ hexa->GetNode( 0 )],
node2IdMap[ hexa->GetNode( 3 )],
node2IdMap[ hexa->GetNode( 2 )],
node2IdMap[ hexa->GetNode( 1 )],
node2IdMap[ hexa->GetNode( 4 )],
node2IdMap[ hexa->GetNode( 7 )],
node2IdMap[ hexa->GetNode( 6 )],
node2IdMap[ hexa->GetNode( 5 )],
END_ELEM_WRITE( hexa );
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// nodes of quadratic hexahedra
BEGIN_EXTRA_VERTICES_WRITE( SMDSGeom_HEXA, SMDSEntity_Hexa,
GmfExtraVerticesAtHexahedra, hexa )
node2IdMap[ hexa->GetNode( 11 )], // HEXA20
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node2IdMap[ hexa->GetNode( 10 )],
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node2IdMap[ hexa->GetNode( 9 )],
node2IdMap[ hexa->GetNode( 8 )],
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node2IdMap[ hexa->GetNode( 15 )],
node2IdMap[ hexa->GetNode( 14 )],
node2IdMap[ hexa->GetNode( 13 )],
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node2IdMap[ hexa->GetNode( 12 )],
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node2IdMap[ hexa->GetNode( 16 )],
node2IdMap[ hexa->GetNode( 19 )],
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node2IdMap[ hexa->GetNodeWrap( 18 )], // + HEXA27
node2IdMap[ hexa->GetNodeWrap( 17 )],
node2IdMap[ hexa->GetNodeWrap( 20 )],
node2IdMap[ hexa->GetNodeWrap( 24 )],
node2IdMap[ hexa->GetNodeWrap( 23 )],
node2IdMap[ hexa->GetNodeWrap( 22 )],
node2IdMap[ hexa->GetNodeWrap( 21 )],
node2IdMap[ hexa->GetNodeWrap( 25 )],
node2IdMap[ hexa->GetNodeWrap( 26 )]
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END_EXTRA_VERTICES_WRITE();
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// prism
BEGIN_ELEM_WRITE( SMDSEntity_Penta, GmfPrisms, prism )
node2IdMap[ prism->GetNode( 0 )],
node2IdMap[ prism->GetNode( 2 )],
node2IdMap[ prism->GetNode( 1 )],
node2IdMap[ prism->GetNode( 3 )],
node2IdMap[ prism->GetNode( 5 )],
node2IdMap[ prism->GetNode( 4 )],
END_ELEM_WRITE( prism );
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if ( _exportRequiredGroups )
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{
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// required entities
SMESH_Comment badGroups;
const std::set<SMESHDS_GroupBase*>& groupSet = myMesh->GetGroups();
std::set<SMESHDS_GroupBase*>::const_iterator grIt = groupSet.begin();
for ( ; grIt != groupSet.end(); ++grIt )
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{
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const SMESHDS_GroupBase* group = *grIt;
std::string groupName = group->GetStoreName();
std::string::size_type pos = groupName.find( "_required_" );
if ( pos == std::string::npos ) continue;
int gmfKwd;
SMDSAbs_EntityType smdsEntity;
std::string entity = groupName.substr( pos + strlen("_required_"));
if ( entity == "Vertices" ) {
gmfKwd = GmfRequiredVertices;
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smdsEntity = SMDSEntity_Node;
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}
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else if ( entity == "Edges" ) {
gmfKwd = GmfRequiredEdges;
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smdsEntity = SMDSEntity_Edge;
}
else if ( entity == "Triangles" ) {
gmfKwd = GmfRequiredTriangles;
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smdsEntity = SMDSEntity_Triangle;
}
else if ( entity == "Quadrilaterals" ) {
gmfKwd = GmfRequiredQuadrilaterals;
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smdsEntity = SMDSEntity_Quadrangle;
}
else {
addMessage( SMESH_Comment("Invalig gmf entity name: ") << entity, /*fatal=*/false );
continue;
}
// check elem type in the group
int nbOkElems = 0;
SMDS_ElemIteratorPtr elemIt = group->GetElements();
while ( elemIt->more() )
nbOkElems += ( elemIt->next()->GetEntityType() == smdsEntity );
if ( nbOkElems != group->Extent() && nbOkElems == 0 )
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{
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badGroups << " " << groupName;
continue;
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}
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// choose a TElem2IDMap
TElem2IDMap* elem2IDMap = 0;
if ( smdsEntity == SMDSEntity_Quadrangle && nbOkElems != myMesh->NbFaces() )
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elem2IDMap = & quad2IDMap;
else if ( smdsEntity == SMDSEntity_Triangle && nbOkElems != myMesh->NbFaces() )
elem2IDMap = & tria2IDMap;
else if ( smdsEntity == SMDSEntity_Edge && nbOkElems != myMesh->NbEdges() )
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elem2IDMap = & edge2IDMap;
// write the group
GmfSetKwd( meshID, gmfKwd, nbOkElems );
elemIt = group->GetElements();
if ( elem2IDMap )
for ( ; elemIt->more(); )
{
const SMDS_MeshElement* elem = elemIt->next();
if ( elem->GetEntityType() == smdsEntity )
GmfSetLin( meshID, gmfKwd, (*elem2IDMap)[ elem ] );
}
else
for ( int gmfID = 1; elemIt->more(); ++gmfID)
{
const SMDS_MeshElement* elem = elemIt->next();
if ( elem->GetEntityType() == smdsEntity )
GmfSetLin( meshID, gmfKwd, gmfID );
}
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} // loop on groups
if ( !badGroups.empty() )
addMessage( SMESH_Comment("Groups of elements of inappropriate geometry:")
<< badGroups, /*fatal=*/false );
}
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return DRS_OK;
}
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Driver_Mesh::Status DriverGMF_Write::PerformSizeMap( const std::vector<ControlPnt>& points )
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{
// const int dim = 3, version = sizeof(long) == 4 ? 2 : 3;
const int dim = 3, version = 2; // Version 3 not supported by mg-hexa
// Open files
int verticesFileID = GmfOpenMesh( myVerticesFile.c_str(), GmfWrite, version, dim );
int solFileID = GmfOpenMesh( mySolFile.c_str(), GmfWrite, version, dim );
int pointsNumber = points.size();
// Vertices Keyword
GmfSetKwd( verticesFileID, GmfVertices, pointsNumber );
// SolAtVertices Keyword
int TypTab[] = {GmfSca};
GmfSetKwd(solFileID, GmfSolAtVertices, pointsNumber, 1, TypTab);
// Read the control points information from the vector and write it into the files
std::vector<ControlPnt>::const_iterator points_it;
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for (points_it = points.begin(); points_it != points.end(); points_it++ )
{
GmfSetLin( verticesFileID, GmfVertices, points_it->X(), points_it->Y(), points_it->Z(), 0 );
double ValTab[] = {points_it->Size()};
GmfSetLin( solFileID, GmfSolAtVertices, ValTab);
}
// Close Files
GmfCloseMesh( verticesFileID );
GmfCloseMesh( solFileID );
return DRS_OK;
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}
std::vector<std::string> DriverGMF_Write::GetSizeMapFiles()
{
std::vector<std::string> files;
files.push_back(myVerticesFile);
files.push_back(mySolFile);
return files;
}
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//================================================================================
/*!
* \brief Returns an iterator on elements of a certain type
*/
//================================================================================
SMDS_ElemIteratorPtr DriverGMF_Write::elementIterator(SMDSAbs_ElementType type)
{
return myMesh->elementsIterator(type);
}
SMDS_ElemIteratorPtr DriverGMF_Write::elementIterator(SMDSAbs_EntityType type)
{
return myMesh->elementEntityIterator(type);
}
SMDS_ElemIteratorPtr DriverGMF_Write::elementIterator(SMDSAbs_GeometryType type)
{
return myMesh->elementGeomIterator(type);
}