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add helper templates to pack/send and receive/unpack

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Arne Morten Kvarving 2019-12-04 13:34:25 +01:00
parent e8e084e10f
commit 68225309a1
1 changed files with 25 additions and 0 deletions
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25
opm/simulators/utils/ParallelRestart.hpp
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@ -736,6 +736,31 @@ ADD_PACK_PROTOTYPES(WellTracerProperties)
ADD_PACK_PROTOTYPES(WList)
ADD_PACK_PROTOTYPES(WListManager)
template<class T>
const T& packAndSend(const T& in, const auto& comm)
{
if (comm.size() == 0)
return in;
std::size_t size = packSize(in, comm);
std::vector<char> buffer(size);
int pos = 0;
Mpi::pack(in, buffer, pos, comm);
comm.broadcast(&pos, 1, 0);
comm.broadcast(buffer.data(), pos, 0);
return in;
}
template<class T>
void receiveAndUnpack(T& result, const auto& comm)
{
int size;
comm.broadcast(&size, 1, 0);
std::vector<char> buffer(size);
comm.broadcast(buffer.data(), size, 0);
int pos = 0;
unpack(result, buffer, pos, comm);
}
} // end namespace Mpi
RestartValue loadParallelRestart(const EclipseIO* eclIO, SummaryState& summaryState,