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Commit cb06911a authored by Kilian Lackhove's avatar Kilian Lackhove
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APE: Use a ContField123D for the basefields

parent f72bda92
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solvers/APESolver/EquationSystems/APE.cpp
View file @ cb06911a
......@@ -42,6 +42,10 @@
#include <LocalRegions/QuadExp.h>
#include <LocalRegions/HexExp.h>
#include <MultiRegions/ContField1D.h>
#include <MultiRegions/ContField2D.h>
#include <MultiRegions/ContField3D.h>
using namespace std;
namespace Nektar
......@@ -77,24 +81,68 @@ void APE::v_InitObject()
m_session->LoadParameter("IO_CFLSteps", m_cflsteps, 0);
// Define Baseflow fields
m_basefield = Array<OneD, Array<OneD, NekDouble> >(m_spacedim + 2);
m_basefield_names.push_back("p0");
m_basefield_names.push_back("rho0");
m_basefield_names.push_back("u0");
m_basefield_names.push_back("v0");
m_basefield_names.push_back("w0");
// Define Baseflow and source term fields
switch (m_spacedim)
{
case 1:
{
for (int i = 0; i < m_spacedim + 2; ++i)
{
m_bfField = MemoryManager<MultiRegions::ContField1D>::
AllocateSharedPtr(m_session, m_graph);
}
break;
}
case 2:
{
for (int i = 0; i < m_spacedim + 2; ++i)
{
m_bfField = MemoryManager<MultiRegions::ContField2D>::
AllocateSharedPtr(m_session, m_graph);
}
break;
}
case 3:
{
for (int i = 0; i < m_spacedim + 2; ++i)
{
m_bfField = MemoryManager < MultiRegions::ContField3D >::
AllocateSharedPtr(m_session, m_graph);
}
break;
}
default:
{
ASSERTL0(false, "Expansion dimension not recognised");
break;
}
}
m_bfNames.push_back("p0");
m_bfNames.push_back("rho0");
m_bfNames.push_back("u0");
m_bfNames.push_back("v0");
m_bfNames.push_back("w0");
// Resize the advection velocities vector to dimension of the problem
m_basefield_names.resize(m_spacedim + 2);
m_bfNames.resize(m_spacedim + 2);
// Initialize basefield
EvaluateFunction(m_basefield_names, m_basefield, "Baseflow", m_time);
m_bf = Array<OneD, Array<OneD, NekDouble> >(m_spacedim + 2);
for (int i = 0; i < m_bf.num_elements(); ++i)
{
m_bf[i] = Array<OneD, NekDouble>(GetTotPoints());
}
EvaluateFunction(m_bfNames, m_bf, "Baseflow", m_time);
Array<OneD, NekDouble> tmpC(GetNcoeffs());
for (int i = 0; i < m_spacedim + 2; ++i)
{
m_fields[0]->FwdTrans(m_basefield[i], tmpC);
m_fields[0]->BwdTrans(tmpC, m_basefield[i]);
m_bfField->FwdTrans(m_bf[i], tmpC);
m_bfField->BwdTrans(tmpC, m_bf[i]);
}
// Initialize the sourceterm
......@@ -219,11 +267,11 @@ void APE::GetFluxVector(
Vmath::Zero(nq, flux[0][j], 1);
// construct \gamma p_0 u'_j term
Vmath::Smul(nq, m_gamma, m_basefield[0], 1, tmp1, 1);
Vmath::Smul(nq, m_gamma, m_bf[0], 1, tmp1, 1);
Vmath::Vmul(nq, tmp1, 1, physfield[j+1], 1, tmp1, 1);
// construct p' \bar{u}_j term
Vmath::Vmul(nq, physfield[0], 1, m_basefield[j+2], 1, tmp2, 1);
Vmath::Vmul(nq, physfield[0], 1, m_bf[j+2], 1, tmp2, 1);
// add both terms
Vmath::Vadd(nq, tmp1, 1, tmp2, 1, flux[0][j], 1);
......@@ -242,13 +290,13 @@ void APE::GetFluxVector(
if (i - 1 == j)
{
// contruct p'/ \bar{rho} term
Vmath::Vdiv(nq, physfield[0], 1, m_basefield[1], 1, flux[i][j], 1);
Vmath::Vdiv(nq, physfield[0], 1, m_bf[1], 1, flux[i][j], 1);
// construct \bar{u}_k u'_k term
Vmath::Zero(nq, tmp1, 1);
for (int k = 0; k < m_spacedim; ++k)
{
Vmath::Vvtvp(nq, physfield[k + 1], 1, m_basefield[k + 2], 1, tmp1, 1, tmp1, 1);
Vmath::Vvtvp(nq, physfield[k + 1], 1, m_bf[k + 2 ], 1, tmp1, 1, tmp1, 1);
}
// add terms
......@@ -265,18 +313,17 @@ void APE::GetFluxVector(
bool APE::v_PostIntegrate(int step)
{
EvaluateFunction(m_basefield_names, m_basefield, "Baseflow", m_time);
EvaluateFunction("S", m_sourceTerms, "Source", m_time);
EvaluateFunction(m_bfNames, m_bf, "Baseflow", m_time);
Array<OneD, NekDouble> tmpC(GetNcoeffs());
m_fields[0]->FwdTrans(m_sourceTerms, tmpC);
m_fields[0]->BwdTrans(tmpC, m_sourceTerms);
for (int i = 0; i < m_spacedim + 2; ++i)
{
m_fields[0]->FwdTrans(m_basefield[i], tmpC);
m_fields[0]->BwdTrans(tmpC, m_basefield[i]);
m_bfField->FwdTrans(m_bf[i], tmpC);
m_bfField->BwdTrans(tmpC, m_bf[i]);
}
if (m_cflsteps && !((step + 1) % m_cflsteps))
......@@ -492,8 +539,8 @@ void APE::GetStdVelocity(Array<OneD, NekDouble> &stdV)
{
// The total advection velocity is v+c, so we need to scale c by
// adding it before we do the transformation.
NekDouble c = sqrt(m_gamma * m_basefield[0][cnt+j] / m_basefield[1][cnt+j]);
velocity[i][j] = m_basefield[i+2][cnt+j] + c;
NekDouble c = sqrt(m_gamma * m_bf[0][cnt+j] / m_bf[1][cnt+j]);
velocity[i][j] = m_bf[i+2][cnt+j] + c;
}
}
......@@ -553,11 +600,12 @@ void APE::v_ExtraFldOutput(
for (int i = 0; i < m_spacedim + 2; i++)
{
variables.push_back(m_basefield_names[i]);
Array<OneD, NekDouble> tmpC(GetNcoeffs());
m_bfField->FwdTrans(m_bf[i], tmpC);
m_bfField->BwdTrans(tmpC, m_bf[i]);
Array<OneD, NekDouble> tmpFwd(nCoeffs);
m_fields[0]->FwdTrans(m_basefield[i], tmpFwd);
fieldcoeffs.push_back(tmpFwd);
variables.push_back(m_bfNames[i]);
fieldcoeffs.push_back(tmpC);
}
variables.push_back("S");
......@@ -592,7 +640,7 @@ const Array<OneD, const Array<OneD, NekDouble> > &APE::GetBasefield()
{
for (int i = 0; i < m_spacedim + 2; i++)
{
m_fields[0]->ExtractTracePhys(m_basefield[i], m_traceBasefield[i]);
m_fields[0]->ExtractTracePhys(m_bf[i], m_traceBasefield[i]);
}
return m_traceBasefield;
}
......
solvers/APESolver/EquationSystems/APE.h
View file @ cb06911a
......@@ -77,9 +77,10 @@ class APE : public UnsteadySystem
Array<OneD, Array<OneD, NekDouble> > m_vecLocs;
/// Isentropic coefficient, Ratio of specific heats (APE)
NekDouble m_gamma;
Array<OneD, Array<OneD, NekDouble> > m_basefield;
Array<OneD, NekDouble> m_sourceTerms;
std::vector<std::string> m_basefield_names;
Array<OneD, Array<OneD, NekDouble> > m_bf;
MultiRegions::ExpListSharedPtr m_bfField;
std::vector<std::string> m_bfNames;
/// dump cfl estimate
int m_cflsteps;
......
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