| 1 | /*! |
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| 2 | \file scalar_algorithm_reduce_scalar.cpp |
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| 3 | \author Ha NGUYEN |
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| 4 | \since 23 June 2016 |
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| 5 | \date 23 June 2016 |
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| 6 | |
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| 7 | \brief Algorithm for reduce an axis to a scalar |
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| 8 | */ |
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| 9 | #include "scalar_algorithm_reduce_axis.hpp" |
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| 10 | #include "axis.hpp" |
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| 11 | #include "scalar.hpp" |
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| 12 | #include "reduce_axis_to_scalar.hpp" |
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| 13 | #include "sum.hpp" |
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| 14 | |
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| 15 | namespace xios { |
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| 16 | |
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| 17 | CScalarAlgorithmReduceScalar::CScalarAlgorithmReduceScalar(CScalar* scalarDestination, CAxis* axisSource, CReduceAxisToScalar* algo) |
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| 18 | : CScalarAlgorithmTransformation(scalarDestination, axisSource), |
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| 19 | reduction_(0) |
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| 20 | { |
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| 21 | if (algo->operation.isEmpty()) |
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| 22 | ERROR("CScalarAlgorithmReduceScalar::CScalarAlgorithmReduceScalar(CAxis* axisDestination, CAxis* axisSource, CReduceAxisToScalar* algo)", |
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| 23 | << "Operation must be defined." |
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| 24 | << "Axis source " <<axisSource->getId() << std::endl |
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| 25 | << "Scalar destination " << scalarDestination->getId()); |
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| 26 | StdString op = algo->operation; |
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| 27 | if (CReductionAlgorithm::ReductionOperations.end() == CReductionAlgorithm::ReductionOperations.find(op)) |
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| 28 | ERROR("CScalarAlgorithmReduceScalar::CScalarAlgorithmReduceScalar(CAxis* axisDestination, CAxis* axisSource, CReduceAxisToScalar* algo)", |
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| 29 | << "Operation '" << op << "' not found. Please make sure to use a supported one" |
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| 30 | << "Axis source " <<axisSource->getId() << std::endl |
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| 31 | << "Scalar destination " << scalarDestination->getId()); |
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| 32 | |
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| 33 | reduction_ = CReductionAlgorithm::createOperation(CReductionAlgorithm::ReductionOperations[op]); |
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| 34 | } |
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| 35 | |
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| 36 | void CScalarAlgorithmReduceScalar::apply(const std::vector<std::pair<int,double> >& localIndex, |
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| 37 | const double* dataInput, |
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| 38 | CArray<double,1>& dataOut, |
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| 39 | std::vector<bool>& flagInitial) |
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| 40 | { |
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| 41 | reduction_->apply(localIndex, dataInput, dataOut, flagInitial); |
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| 42 | } |
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| 43 | |
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| 44 | CScalarAlgorithmReduceScalar::~CScalarAlgorithmReduceScalar() |
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| 45 | { |
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| 46 | if (0 != reduction_) delete reduction_; |
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| 47 | } |
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| 48 | |
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| 49 | void CScalarAlgorithmReduceScalar::computeIndexSourceMapping_(const std::vector<CArray<double,1>* >& dataAuxInputs) |
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| 50 | { |
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| 51 | this->transformationMapping_.resize(1); |
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| 52 | this->transformationWeight_.resize(1); |
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| 53 | |
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| 54 | TransformationIndexMap& transMap = this->transformationMapping_[0]; |
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| 55 | TransformationWeightMap& transWeight = this->transformationWeight_[0]; |
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| 56 | |
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| 57 | CArray<int,1>& axisSrcIndex = axisSrc_->index; |
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| 58 | int globalIndexSize = axisSrcIndex.numElements(); |
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| 59 | |
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| 60 | for (int idx = 0; idx < globalIndexSize; ++idx) |
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| 61 | { |
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| 62 | transMap[0].push_back(axisSrcIndex(idx)); |
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| 63 | transWeight[0].push_back(1.0); |
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| 64 | } |
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| 65 | } |
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| 66 | |
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| 67 | } |
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