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added the map from RZ space to 2d into the finalize and initialize me… #54

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Feb 26, 2021
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added the map from RZ space to 2d into the finalize and initialize me… #54

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671c180
added the map from RZ space to 2d into the finalize and initialize me…
jmpearl Feb 24, 2021
977b3e9
finalize didn't need the 2pir treament
jmpearl Feb 24, 2021
199e87f
clearing out the commented block
jmpearl Feb 24, 2021
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21 changes: 17 additions & 4 deletions src/Boundary/InflowOutflowBoundary.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -277,25 +277,38 @@ InflowOutflowBoundary<Dimension>::initializeProblemStartup(const bool /*final*/)
CHECK(positr != mBufferedValues.end());
auto& posbuf = positr->second;
auto posvals = extractBufferedValues<Vector>(posbuf);
const GeomPlane<Dimension> exitPlane(mPlane.point(), -nhat);
for (auto k = 0u; k < ni; ++k) {
const auto i = nodeIDs[k];
posvals[k] = mapPositionThroughPlanes(pos[i], mPlane, mPlane);
// cerr << " Ghost position: " << i << " @ " << posvals[k] << endl;
}
posbuf.clear();
for (const auto& p: posvals) packElement(p, posbuf);

// IF RZ adjust ghost masses
if (mDataBase.isRZ){
auto& mass = nodeList.mass();
const auto masskey = StateBase<Dimension>::key(mass);
auto massitr = mBufferedValues.find(masskey);
auto& massbuf = massitr->second;
auto massvals = extractBufferedValues<Scalar>(massbuf);

for (auto k = 0u; k < ni; ++k) {
const auto circi = 2.0*M_PI*abs(posvals[k].y());
CHECK(circi > 0.0);
massvals[k]/=circi;
}
massbuf.clear();
for (const auto& m: massvals) packElement(m, massbuf);
}

// Determine the in/outflow velocity.
const auto& vel = nodeList.velocity();
Scalar vinflow = 0.0;
for (const auto i: nodeIDs) {
// CHECK(std::abs(vel[i].dot(nhat)/vel[i].magnitude() - 1.0) < 1.0e-5);
vinflow += vel[i].dot(nhat);
}
vinflow = (allReduce(vinflow, MPI_SUM, Communicator::communicator())/
std::max(1.0e-30, allReduce(double(nodeIDs.size()), MPI_SUM, Communicator::communicator()))); // Negative implies outflow
// cerr << "Computed inflow velocity: " << vinflow << endl;

// Figure out a timestep limit such that we don't move more than the ghost
// node thickness.
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