| 1 | |
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| 2 | #ifndef __FIELD_IMPL_HPP__ |
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| 3 | #define __FIELD_IMPL_HPP__ |
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| 4 | |
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| 5 | #include "xios_spl.hpp" |
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| 6 | #include "field.hpp" |
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| 7 | #include "context.hpp" |
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| 8 | #include "grid.hpp" |
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| 9 | #include "timer.hpp" |
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| 10 | #include "array_new.hpp" |
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| 11 | |
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| 12 | |
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| 13 | namespace xios { |
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| 14 | |
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| 15 | template <int N> |
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| 16 | void CField::setData(const CArray<double, N>& _data) |
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| 17 | TRY |
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| 18 | { |
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| 19 | if (modelToClientSourceFilter_) |
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| 20 | { |
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| 21 | if (check_if_active.isEmpty() || (!check_if_active.isEmpty() && (!check_if_active) || isActive(true))) |
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| 22 | { |
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| 23 | if ( CXios::checkSumSend ) |
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| 24 | { |
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| 25 | const double* array = _data.dataFirst(); |
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| 26 | int numElements( _data.numElements() ); |
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| 27 | checkSumLike( array, numElements, true ); |
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| 28 | } |
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| 29 | modelToClientSourceFilter_->streamData(CContext::getCurrent()->getCalendar()->getCurrentDate(), _data); |
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| 30 | } |
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| 31 | } |
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| 32 | else if (instantDataFilter) |
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| 33 | ERROR("void CField::setData(const CArray<double, N>& _data)", |
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| 34 | << "Impossible to receive data from the model for a field [ id = " << getId() << " ] with a reference or an arithmetic operation."); |
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| 35 | } |
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| 36 | CATCH_DUMP_ATTR |
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| 37 | |
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| 38 | |
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| 39 | template <int N> |
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| 40 | void CField::getData(CArray<double, N>& _data) const |
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| 41 | TRY |
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| 42 | { |
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| 43 | if (clientToModelStoreFilter_) |
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| 44 | { |
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| 45 | CDataPacket::StatusCode status = clientToModelStoreFilter_->getData(CContext::getCurrent()->getCalendar()->getCurrentDate(), _data); |
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| 46 | if ( CXios::checkSumRecv ) |
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| 47 | { |
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| 48 | const double* array = _data.dataFirst(); |
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| 49 | int numElements( _data.numElements() ); |
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| 50 | checkSumLike( array, numElements, false ); |
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| 51 | } |
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| 52 | |
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| 53 | if (status == CDataPacket::END_OF_STREAM) |
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| 54 | ERROR("void CField::getData(CArray<double, N>& _data) const", |
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| 55 | << "Impossible to access field data, all the records of the field [ id = " << getId() << " ] have been already read."); |
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| 56 | } |
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| 57 | else |
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| 58 | { |
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| 59 | ERROR("void CField::getData(CArray<double, N>& _data) const", |
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| 60 | << "Impossible to access field data, the field [ id = " << getId() << " ] does not have read access."); |
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| 61 | } |
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| 62 | } |
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| 63 | CATCH |
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| 64 | |
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| 65 | void CField::checkSumLike( const double* array, int numElements, bool output ) const |
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| 66 | { |
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| 67 | int rk = CContext::getCurrent()->getIntraCommRank(); |
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| 68 | int sz = CContext::getCurrent()->getIntraCommSize(); |
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| 69 | MPI_Comm comm = CContext::getCurrent()->getIntraComm(); |
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| 70 | |
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| 71 | double localSum( 0. ); |
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| 72 | double error( 0. ); |
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| 73 | unsigned long long checkSum( 0 ); |
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| 74 | for ( int i=0 ; i<numElements ; i++ ) { |
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| 75 | bool contributes( true ); |
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| 76 | if ( (!output) && ( !default_value.isEmpty() ) ) |
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| 77 | { |
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| 78 | if ( fabs(array[i]) > 0) |
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| 79 | if ( fabs(array[i]-default_value.getValue())/array[i] < 2e-16 ) |
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| 80 | contributes = false; |
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| 81 | } |
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| 82 | if (contributes) |
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| 83 | { |
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| 84 | double y = array[i] - error; |
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| 85 | double t = localSum + y; |
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| 86 | error = (t - localSum) - y; |
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| 87 | localSum = t; |
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| 88 | |
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| 89 | checkSum += *((unsigned long long*)(&array[i])); |
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| 90 | checkSum = checkSum%LLONG_MAX; |
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| 91 | } |
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| 92 | } |
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| 93 | |
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| 94 | double globalSum( 0. ); |
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| 95 | unsigned long long globalCheck( 0 ); |
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| 96 | |
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| 97 | if ( rk ==0 ) |
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| 98 | { |
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| 99 | MPI_Status status; |
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| 100 | globalSum = localSum; // rank 0 contribution |
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| 101 | globalCheck = checkSum; |
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| 102 | for ( int irk = 1 ; irk < sz ; irk++ ) |
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| 103 | { |
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| 104 | MPI_Recv( &localSum, 1, MPI_DOUBLE, irk, 0, comm, &status ); |
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| 105 | double y = localSum - error; |
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| 106 | double t = globalSum + y; |
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| 107 | error = (t - globalSum) - y; |
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| 108 | globalSum = t; |
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| 109 | |
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| 110 | MPI_Recv( &checkSum, 1, MPI_UNSIGNED_LONG_LONG, irk, 1, comm, &status ); |
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| 111 | globalCheck += checkSum; |
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| 112 | globalCheck = globalCheck%LLONG_MAX; |
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| 113 | } |
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| 114 | } |
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| 115 | else |
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| 116 | { |
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| 117 | MPI_Send( &localSum, 1, MPI_DOUBLE, 0, 0, comm ); |
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| 118 | MPI_Send( &checkSum, 1, MPI_UNSIGNED_LONG_LONG, 0, 1, comm ); |
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| 119 | } |
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| 120 | |
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| 121 | if ( rk == 0 ) |
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| 122 | { |
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| 123 | info(100) << setprecision(DBL_DIG); |
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| 124 | if (output ) |
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| 125 | info(100) << "Check Output key field for : " << getId() << ", key = " << globalCheck << ", sum = " << globalSum << endl; |
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| 126 | else |
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| 127 | info(100) << "Check Input key field for : " << getId() << ", key = " << globalCheck << ", sum = " << globalSum << endl; |
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| 128 | info(100) << setprecision(6); |
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| 129 | } |
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| 130 | } |
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| 131 | |
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| 132 | } // namespace xios |
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| 133 | |
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| 134 | #endif |
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