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 "grid.hpp" |
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14 | #include "grid_transformation_factory_impl.hpp" |
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15 | #include "reduction.hpp" |
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16 | |
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17 | #include "reduction.hpp" |
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18 | |
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19 | namespace xios { |
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20 | shared_ptr<CGenericAlgorithmTransformation> CScalarAlgorithmReduceAxis::create(bool isSource, CGrid* gridDst, CGrid* gridSrc, |
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21 | CTransformation<CScalar>* transformation, |
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22 | int elementPositionInGrid, |
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23 | std::map<int, int>& elementPositionInGridSrc2ScalarPosition, |
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24 | std::map<int, int>& elementPositionInGridSrc2AxisPosition, |
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25 | std::map<int, int>& elementPositionInGridSrc2DomainPosition, |
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26 | std::map<int, int>& elementPositionInGridDst2ScalarPosition, |
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27 | std::map<int, int>& elementPositionInGridDst2AxisPosition, |
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28 | std::map<int, int>& elementPositionInGridDst2DomainPosition) |
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29 | TRY |
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30 | { |
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31 | std::vector<CScalar*> scalarListDestP = gridDst->getScalars(); |
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32 | std::vector<CAxis*> axisListSrcP = gridSrc->getAxis(); |
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33 | |
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34 | CReduceAxisToScalar* reduceAxis = dynamic_cast<CReduceAxisToScalar*> (transformation); |
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35 | int scalarDstIndex = elementPositionInGridDst2ScalarPosition[elementPositionInGrid]; |
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36 | int axisSrcIndex = elementPositionInGridSrc2AxisPosition[elementPositionInGrid]; |
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37 | |
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38 | return make_shared<CScalarAlgorithmReduceAxis>(isSource, scalarListDestP[scalarDstIndex], axisListSrcP[axisSrcIndex], reduceAxis); |
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39 | } |
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40 | CATCH |
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41 | |
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42 | bool CScalarAlgorithmReduceAxis::dummyRegistered_ = CScalarAlgorithmReduceAxis::registerTrans(); |
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43 | bool CScalarAlgorithmReduceAxis::registerTrans() |
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44 | TRY |
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45 | { |
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46 | return CGridTransformationFactory<CScalar>::registerTransformation(TRANS_REDUCE_AXIS_TO_SCALAR, create); |
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47 | } |
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48 | CATCH |
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49 | |
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50 | CScalarAlgorithmReduceAxis::CScalarAlgorithmReduceAxis(bool isSource, CScalar* scalarDestination, CAxis* axisSource, CReduceAxisToScalar* algo) |
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51 | : CAlgorithmTransformationReduce(isSource) |
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52 | TRY |
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53 | { |
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54 | if (algo->operation.isEmpty()) |
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55 | ERROR("CScalarAlgorithmReduceAxis::CScalarAlgorithmReduceAxis(CAxis* axisDestination, CAxis* axisSource, CReduceAxisToScalar* algo)", |
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56 | << "Operation must be defined." |
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57 | << "Axis source " <<axisSource->getId() << std::endl |
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58 | << "Scalar destination " << scalarDestination->getId()); |
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59 | StdString op; |
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60 | switch (algo->operation) |
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61 | { |
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62 | case CReduceAxisToScalar::operation_attr::sum: |
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63 | operator_ = EReduction::sum; |
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64 | break; |
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65 | case CReduceAxisToScalar::operation_attr::min: |
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66 | operator_ = EReduction::min; |
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67 | break; |
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68 | case CReduceAxisToScalar::operation_attr::max: |
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69 | operator_ = EReduction::max; |
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70 | break; |
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71 | case CReduceAxisToScalar::operation_attr::average: |
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72 | operator_ = EReduction::average; |
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73 | break; |
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74 | default: |
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75 | ERROR("CScalarAlgorithmReduceAxis::CScalarAlgorithmReduceAxis(CScalar* scalarDestination, CAxis* axisSource, CReduceAxisToScalar* algo)", |
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76 | << "Operation is wrongly defined. Supported operations: sum, min, max, average." << std::endl |
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77 | << "Domain source " <<axisSource->getId() << std::endl |
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78 | << "Scalar destination " << scalarDestination->getId()); |
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79 | |
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80 | } |
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81 | |
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82 | bool local=false ; |
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83 | if (!algo->local.isEmpty()) local=algo->local ; |
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84 | |
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85 | auto& transMap = this->transformationMapping_; |
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86 | |
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87 | if (local) |
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88 | { |
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89 | scalarDestination->n=1 ; // no mask |
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90 | scalarDestination->mask.reset() ; |
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91 | |
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92 | CArray<size_t,1> srcGlobalIndex ; |
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93 | axisSource->getLocalView(CElementView::WORKFLOW)->getGlobalIndexView(srcGlobalIndex) ; |
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94 | size_t nbIdx = srcGlobalIndex.numElements(); |
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95 | if (nbIdx==0) scalarDestination->n=0 ; |
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96 | scalarDestination->checkAttributes() ; |
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97 | |
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98 | for (size_t idx = 0; idx < nbIdx; ++idx) |
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99 | { |
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100 | size_t globalIdx = srcGlobalIndex(idx); |
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101 | transformationMapping_[0].push_back(globalIdx); |
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102 | } |
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103 | |
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104 | } |
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105 | else |
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106 | { |
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107 | scalarDestination->checkAttributes() ; |
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108 | |
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109 | int globalIndexSize = axisSource->getLocalView(CElementView::WORKFLOW)->getGlobalSize(); |
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110 | CArray<size_t,1> dstGlobalIndex ; |
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111 | scalarDestination->getLocalView(CElementView::WORKFLOW)->getGlobalIndexView(dstGlobalIndex) ; |
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112 | if (dstGlobalIndex.numElements()!=0) |
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113 | for (int idx = 0; idx < globalIndexSize; ++idx) transformationMapping_[0].push_back(idx); |
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114 | } |
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115 | |
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116 | this->computeAlgorithm(axisSource->getLocalView(CElementView::WORKFLOW), scalarDestination->getLocalView(CElementView::WORKFLOW)) ; |
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117 | |
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118 | } |
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119 | CATCH |
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120 | |
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121 | |
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122 | CScalarAlgorithmReduceAxis::~CScalarAlgorithmReduceAxis() |
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123 | TRY |
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124 | { |
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125 | } |
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126 | CATCH |
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127 | |
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128 | } |
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