/**
* \file
* \copyright
* Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*
*/
#include "HeatConductionProcess.h"
#include <cassert>
#include "NumLib/DOF/DOFTableUtil.h"
#include "ProcessLib/Utils/ComputeResiduum.h"
#include "ProcessLib/Utils/CreateLocalAssemblers.h"
namespace ProcessLib
{
namespace HeatConduction
{
HeatConductionProcess::HeatConductionProcess(
std::string name,
MeshLib::Mesh& mesh,
std::unique_ptr<ProcessLib::AbstractJacobianAssembler>&& jacobian_assembler,
std::vector<std::unique_ptr<ParameterLib::ParameterBase>> const& parameters,
unsigned const integration_order,
std::vector<std::vector<std::reference_wrapper<ProcessVariable>>>&&
process_variables,
HeatConductionProcessData&& process_data,
SecondaryVariableCollection&& secondary_variables)
: Process(std::move(name), mesh, std::move(jacobian_assembler), parameters,
integration_order, std::move(process_variables),
std::move(secondary_variables)),
_process_data(std::move(process_data))
{
_heat_flux = MeshLib::getOrCreateMeshProperty<double>(
mesh, "HeatFlux", MeshLib::MeshItemType::Node, 1);
}
void HeatConductionProcess::initializeConcreteProcess(
NumLib::LocalToGlobalIndexMap const& dof_table,
MeshLib::Mesh const& mesh,
unsigned const integration_order)
{
const int process_id = 0;
ProcessLib::ProcessVariable const& pv = getProcessVariables(process_id)[0];
ProcessLib::createLocalAssemblers<LocalAssemblerData>(
mesh.getDimension(), mesh.getElements(), dof_table,
pv.getShapeFunctionOrder(), _local_assemblers,
mesh.isAxiallySymmetric(), integration_order, _process_data);
_secondary_variables.addSecondaryVariable(
"heat_flux_x",
makeExtrapolator(
1, getExtrapolator(), _local_assemblers,
&HeatConductionLocalAssemblerInterface::getIntPtHeatFluxX));
if (mesh.getDimension() > 1)
{
_secondary_variables.addSecondaryVariable(
"heat_flux_y",
makeExtrapolator(
1, getExtrapolator(), _local_assemblers,
&HeatConductionLocalAssemblerInterface::getIntPtHeatFluxY));
}
if (mesh.getDimension() > 2)
{
_secondary_variables.addSecondaryVariable(
"heat_flux_z",
makeExtrapolator(
1, getExtrapolator(), _local_assemblers,
&HeatConductionLocalAssemblerInterface::getIntPtHeatFluxZ));
}
}
void HeatConductionProcess::assembleConcreteProcess(
const double t, double const dt, std::vector<GlobalVector*> const& x,
std::vector<GlobalVector*> const& xdot, int const process_id,
GlobalMatrix& M, GlobalMatrix& K, GlobalVector& b)
{
DBUG("Assemble HeatConductionProcess.");
ProcessLib::ProcessVariable const& pv = getProcessVariables(process_id)[0];
std::vector<std::reference_wrapper<NumLib::LocalToGlobalIndexMap>>
dof_table = {std::ref(*_local_to_global_index_map)};
// Call global assembler for each local assembly item.
GlobalExecutor::executeSelectedMemberDereferenced(
_global_assembler, &VectorMatrixAssembler::assemble, _local_assemblers,
pv.getActiveElementIDs(), dof_table, t, dt, x, xdot, process_id, M, K,
b);
auto const residuum = computeResiduum(*x[0], *xdot[0], M, K, b);
transformVariableFromGlobalVector(residuum, 0 /*variable id*/,
*_local_to_global_index_map, *_heat_flux,
std::negate<double>());
}
void HeatConductionProcess::assembleWithJacobianConcreteProcess(
const double t, double const dt, std::vector<GlobalVector*> const& x,
std::vector<GlobalVector*> const& xdot, const double dxdot_dx,
const double dx_dx, int const process_id, GlobalMatrix& M, GlobalMatrix& K,
GlobalVector& b, GlobalMatrix& Jac)
{
DBUG("AssembleWithJacobian HeatConductionProcess.");
ProcessLib::ProcessVariable const& pv = getProcessVariables(process_id)[0];
std::vector<std::reference_wrapper<NumLib::LocalToGlobalIndexMap>>
dof_table = {std::ref(*_local_to_global_index_map)};
// Call global assembler for each local assembly item.
GlobalExecutor::executeSelectedMemberDereferenced(
_global_assembler, &VectorMatrixAssembler::assembleWithJacobian,
_local_assemblers, pv.getActiveElementIDs(), dof_table, t, dt, x, xdot,
dxdot_dx, dx_dx, process_id, M, K, b, Jac);
transformVariableFromGlobalVector(b, 0 /*variable id*/,
*_local_to_global_index_map, *_heat_flux,
std::negate<double>());
}
void HeatConductionProcess::computeSecondaryVariableConcrete(
double const t, double const dt, std::vector<GlobalVector*> const& x,
GlobalVector const& x_dot, int const process_id)
{
DBUG("Compute heat flux for HeatConductionProcess.");
std::vector<NumLib::LocalToGlobalIndexMap const*> dof_tables;
dof_tables.reserve(x.size());
std::generate_n(std::back_inserter(dof_tables), x.size(),
[&]() { return _local_to_global_index_map.get(); });
ProcessLib::ProcessVariable const& pv = getProcessVariables(process_id)[0];
GlobalExecutor::executeSelectedMemberOnDereferenced(
&HeatConductionLocalAssemblerInterface::computeSecondaryVariable,
_local_assemblers, pv.getActiveElementIDs(), dof_tables, t, dt, x,
x_dot, process_id);
}
} // namespace HeatConduction
} // namespace ProcessLib