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/******************************************************* |
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* |
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* Copyright (c) 2003-2008 by University of Queensland |
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* Earth Systems Science Computational Center (ESSCC) |
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* http://www.uq.edu.au/esscc |
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* |
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* Primary Business: Queensland, Australia |
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* Licensed under the Open Software License version 3.0 |
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* http://www.opensource.org/licenses/osl-3.0.php |
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* |
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*******************************************************/ |
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#ifdef PASO_MPI |
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#include <mpi.h> |
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#endif |
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#include "TransportProblemAdapter.h" |
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#include "SystemMatrixAdapter.h" |
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|
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using namespace std; |
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namespace finley { |
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|
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struct null_deleter |
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{ |
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void operator()(void const *ptr) const |
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{ |
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} |
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}; |
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TransportProblemAdapter::TransportProblemAdapter() |
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{ |
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throw FinleyAdapterException("Error - Illegal to generate default TransportProblemAdapter."); |
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} |
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TransportProblemAdapter::TransportProblemAdapter(Paso_FCTransportProblem* transport_problem, |
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const double theta, |
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const int block_size, |
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const escript::FunctionSpace& functionspace): |
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AbstractTransportProblem(theta, block_size, functionspace) |
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{ |
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m_transport_problem.reset(transport_problem,null_deleter()); |
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} |
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TransportProblemAdapter::~TransportProblemAdapter() |
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{ |
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if (m_transport_problem.unique()) { |
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Paso_FCTransportProblem* transp=m_transport_problem.get(); |
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Paso_FCTransportProblem_free(transp); |
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} |
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} |
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|
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Paso_FCTransportProblem* TransportProblemAdapter::getPaso_FCTransportProblem() const |
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{ |
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return m_transport_problem.get(); |
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} |
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void TransportProblemAdapter::setToSolution(escript::Data& out, escript::Data& source, const double dt, const boost::python::dict& options) const |
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{ |
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Paso_FCTransportProblem* transp=getPaso_FCTransportProblem(); |
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Paso_Options paso_options; |
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SystemMatrixAdapter::dictToPasoOptions(&paso_options,options); |
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if ( out.getDataPointSize() != getBlockSize()) { |
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throw FinleyAdapterException("solve : block size of solution does not match block size of transport problems."); |
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} else if ( source.getDataPointSize() != getBlockSize()) { |
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throw FinleyAdapterException("solve : block size of source term does not match block size of transport problems."); |
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} else if ( out.getFunctionSpace() != getFunctionSpace()) { |
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throw FinleyAdapterException("solve : function spaces of solution and of transport problem don't match."); |
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} else if (source.getFunctionSpace() != getFunctionSpace()) { |
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throw FinleyAdapterException("solve : function spaces of source term and of transport problem don't match."); |
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} else if (dt<=0.) { |
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throw FinleyAdapterException("solve : time increment dt needs to be positive."); |
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} |
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out.expand(); |
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source.expand(); |
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double* out_dp=out.getSampleData(0); |
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double* source_dp=source.getSampleData(0); |
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Paso_SolverFCT_solve(transp,out_dp,dt,source_dp,&paso_options); |
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checkPasoError(); |
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} |
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void TransportProblemAdapter::resetTransport() const |
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{ |
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Paso_FCTransportProblem* transp = getPaso_FCTransportProblem(); |
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Paso_FCTransportProblem_reset(transp); |
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checkPasoError(); |
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} |
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void TransportProblemAdapter::copyConstraint(escript::Data& source, escript::Data& q, escript::Data& r) const |
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{ |
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if ( q.getDataPointSize() != getBlockSize()) { |
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throw FinleyAdapterException("copyConstraint : block size does not match the number of components of constraint mask."); |
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} else if ( q.getFunctionSpace() != getFunctionSpace()) { |
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throw FinleyAdapterException("copyConstraint : function spaces of transport problem and constraint mask don't match."); |
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} else if ( r.getDataPointSize() != getBlockSize()) { |
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throw FinleyAdapterException("copyConstraint : block size does not match the number of components of constraint values."); |
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} else if ( r.getFunctionSpace() != getFunctionSpace()) { |
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throw FinleyAdapterException("copyConstraint : function spaces of transport problem and constraint values don't match."); |
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} else if ( source.getDataPointSize() != getBlockSize()) { |
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throw FinleyAdapterException("copyConstraint : block size does not match the number of components of source."); |
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} else if ( source.getFunctionSpace() != getFunctionSpace()) { |
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throw FinleyAdapterException("copyConstraint : function spaces of transport problem and source don't match."); |
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} |
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Paso_FCTransportProblem* transp=getPaso_FCTransportProblem(); |
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/* r2=r where q>0, 0 elsewhere */ |
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escript::Data r2(0.,q.getDataPointShape(),q.getFunctionSpace()); |
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r2.copyWithMask(r,q); |
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/* source-=transp->mass_matrix*r2 */ |
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double* r2_dp=r2.getSampleData(0); |
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double* source_dp=source.getSampleData(0); |
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r2.expand(); |
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source.expand(); |
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Paso_SystemMatrix_MatrixVector(-1., transp->mass_matrix, r2_dp, 1., source_dp); |
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checkPasoError(); |
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/* insert 0 rows and cols into transport matrix */ |
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q.expand(); |
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double* q_dp=q.getSampleData(0); |
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Paso_SystemMatrix_nullifyRows(transp->transport_matrix,q_dp, 0.); |
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checkPasoError(); |
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/* insert 0 rows amd 1 in main diagonal into mass matrix */ |
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Paso_SystemMatrix_nullifyRowsAndCols(transp->mass_matrix,q_dp,q_dp,1.); |
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checkPasoError(); |
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source.copyWithMask(escript::Data(0.,q.getDataPointShape(),q.getFunctionSpace()),q); |
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} |
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void TransportProblemAdapter::copyInitialValue(escript::Data& u) const |
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{ |
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Paso_FCTransportProblem* transp=getPaso_FCTransportProblem(); |
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if ( u.getDataPointSize() != getBlockSize()) { |
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throw FinleyAdapterException("copyInitialValue : block size of solution does not match block size of transport problems."); |
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} else if ( u.getFunctionSpace() != getFunctionSpace()) { |
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throw FinleyAdapterException("copyInitialValue : function spaces of solution and of transport problem don't match."); |
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} |
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u.expand(); |
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double* u_dp=u.getSampleData(0); |
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Paso_FCTransportProblem_checkinSolution( transp,u_dp); |
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checkPasoError(); |
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} |
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double TransportProblemAdapter::getSafeTimeStepSize() const |
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{ |
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Paso_FCTransportProblem* transp=getPaso_FCTransportProblem(); |
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double dt=Paso_FCTransportProblem_getSafeTimeStepSize(transp); |
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checkPasoError(); |
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return dt; |
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} |
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double TransportProblemAdapter::getUnlimitedTimeStepSize() const |
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{ |
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return LARGE_POSITIVE_FLOAT; |
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} |
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|
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} // end of namespace |
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