VtkDeformedMeshWriter.cpp

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#ifdef CHASTE_VTK
#include "VtkDeformedMeshWriter.hpp"
#include "DistributedTetrahedralMesh.hpp"
#include "TetrahedralMesh.hpp"
 
template<unsigned DIM>
VtkDeformedMeshWriter<DIM>::VtkDeformedMeshWriter(AbstractTetrahedralMesh<DIM,DIM>* pDeformedOutputMesh, 
    const std::string& rDirectory, 
    const std::string& rBaseName, 
    const bool& rCleanDirectory)
    : VtkMeshWriter<DIM,DIM>(rDirectory,rBaseName,rCleanDirectory),
      mpDeformedMesh(pDeformedOutputMesh)
{    
}
 
template<unsigned DIM>
VtkDeformedMeshWriter<DIM>::~VtkDeformedMeshWriter()
{
 
}
 
template<unsigned DIM>
void VtkDeformedMeshWriter<DIM>::SetOutputBaseFileName(const std::string& rOutputBaseFileName)
{
    this->mBaseName = rOutputBaseFileName;
}
 
 
 
template<unsigned DIM>
void VtkDeformedMeshWriter<DIM>::WriteDeformedFiles()
{
    this->WriteFilesUsingMesh(*mpDeformedMesh);
}
 
template<unsigned DIM>
void VtkDeformedMeshWriter<DIM>::ApplyDeformation(const std::vector<c_vector<double,DIM> >& rPositions)
{
    if (rPositions.size() != mpDeformedMesh->GetNumNodes())
    {
        EXCEPTION("Deformed positions vector has " << rPositions.size() << " elements. The mesh has " << mpDeformedMesh->GetNumNodes()
                  << " nodes. The two must be the same.");
    }
    for (unsigned node_index = 0u; node_index<rPositions.size(); ++node_index)
    {
        ChastePoint<DIM> new_position(rPositions[node_index]);
        //The next line will change node coordinates. 
        //Note that we do not update element Jacobians (and related quantities)
        //as this mesh is used only in this class for visualization purposes.
        mpDeformedMesh->GetNode(node_index)->SetPoint(new_position);
    }
}
// Explicit instantiation
template class VtkDeformedMeshWriter<2>;
template class VtkDeformedMeshWriter<3>;
#endif //CHASTE_VTK