1 | /*! |
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2 | \file generic_algorithm_transformation.hpp |
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3 | \author Ha NGUYEN |
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4 | \since 14 May 2015 |
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5 | \date 29 June 2015 |
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6 | |
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7 | \brief Interface for all transformation algorithms. |
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8 | */ |
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9 | #ifndef __XIOS_GENERIC_ALGORITHM_TRANSFORMATION_HPP__ |
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10 | #define __XIOS_GENERIC_ALGORITHM_TRANSFORMATION_HPP__ |
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11 | |
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12 | #include <map> |
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13 | #include <set> |
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14 | #include "array_new.hpp" |
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15 | #include "client_client_dht_template.hpp" |
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16 | |
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17 | namespace xios { |
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18 | class CGrid; |
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19 | class CDomain; |
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20 | class CAxis; |
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21 | class CScalar; |
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22 | |
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23 | /*! |
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24 | \class CGenericAlgorithmTransformation |
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25 | This class defines the interface for all other inherited algorithms class |
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26 | */ |
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27 | class CGenericAlgorithmTransformation |
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28 | { |
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29 | public: |
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30 | enum AlgoTransType { |
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31 | ELEMENT_GENERATION = 0, |
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32 | ELEMENT_MODIFICATION_WITHOUT_DATA = 1, |
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33 | ELEMENT_MODIFICATION_WITH_DATA = 2, |
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34 | ELEMENT_NO_MODIFICATION_WITH_DATA = 3, |
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35 | ELEMENT_NO_MODIFICATION_WITHOUT_DATA = 4 |
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36 | } ; |
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37 | |
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38 | public: |
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39 | // Mapping between global index map of DESTINATION and its local index with pair of global index of SOURCE and weights |
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40 | typedef boost::unordered_map<int, boost::unordered_map<size_t, std::vector<std::pair<size_t,double> > > > SourceDestinationIndexMap; |
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41 | |
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42 | protected: |
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43 | typedef boost::unordered_map<size_t,int> GlobalLocalMap; |
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44 | protected: |
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45 | typedef boost::unordered_map<int, std::vector<int> > TransformationIndexMap; |
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46 | typedef boost::unordered_map<int, std::vector<double> > TransformationWeightMap; |
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47 | typedef boost::unordered_map<int, std::vector<int> > TransformationPositionMap; |
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48 | |
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49 | public: |
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50 | CGenericAlgorithmTransformation(); |
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51 | |
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52 | virtual ~CGenericAlgorithmTransformation() {} |
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53 | |
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54 | void computeGlobalSourceIndex(int elementPositionInGrid, |
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55 | CGrid* gridSrc, |
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56 | CGrid* gridDst, |
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57 | SourceDestinationIndexMap& globaIndexWeightFromSrcToDst); |
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58 | |
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59 | /*! |
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60 | Apply a operation on local data. |
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61 | \param [in] localIndex vector contains local index of local data output and the corresponding weight |
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62 | \param [in] dataInput Pointer to the first element of data input array (in form of buffer) |
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63 | \param [in/out] dataOut Array contains local data |
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64 | \param [in/out] flagInitial vector of boolean to mark the local index already initialized. True means there is a need for initalization |
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65 | \param [in] ignoreMissingValue don't count missing value in operation if this flag is true |
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66 | \param [in] firstPass indicate if it is the first time the apply funtion is called for a same transformation, in order to make a clean initialization |
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67 | */ |
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68 | virtual void apply(const std::vector<std::pair<int,double> >& localIndex, |
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69 | const double* dataInput, |
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70 | CArray<double,1>& dataOut, |
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71 | std::vector<bool>& flagInitial, |
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72 | bool ignoreMissingValue, bool firstPass); |
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73 | |
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74 | /*! |
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75 | * Update whole dataOut (on necessary). |
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76 | * (Example: Impose a weight, whose value is only known after being applied an operation, on dataOut) |
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77 | * \param [in/out] dataOut dataOut |
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78 | */ |
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79 | virtual void updateData(CArray<double,1>& dataOut); |
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80 | |
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81 | std::vector<StdString> getIdAuxInputs(); |
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82 | AlgoTransType type(); |
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83 | /*! |
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84 | Compute global index mapping from one element of destination grid to the corresponding element of source grid |
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85 | */ |
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86 | void computeIndexSourceMapping(const std::vector<CArray<double,1>* >& dataAuxInputs = std::vector<CArray<double,1>* >()); |
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87 | |
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88 | protected: |
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89 | virtual void computeIndexSourceMapping_(const std::vector<CArray<double,1>* >&) = 0; |
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90 | |
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91 | /*! |
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92 | Compute proc which contains global index of an element |
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93 | \param[in] globalElementIndex demanding global index of an element of source grid |
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94 | \param[in] elementType type of source element, 2: domain, 1: axis and 0: scalar |
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95 | \param[out] globalElementIndexOnProc Proc contains the demanding global index |
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96 | */ |
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97 | virtual void computeExchangeGlobalIndex(const CArray<size_t,1>& globalElementIndex, |
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98 | int elementType, |
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99 | CClientClientDHTInt::Index2VectorInfoTypeMap& globalElementIndexOnProc) = 0; |
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100 | |
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101 | protected: |
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102 | void computeGlobalGridIndexMapping(int elementPositionInGrid, |
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103 | const std::vector<int>& srcRank, |
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104 | boost::unordered_map<int, std::vector<std::pair<int,double> > >& src2DstMap, |
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105 | CGrid* gridDst, |
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106 | CGrid* gridSrc, |
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107 | std::vector<boost::unordered_map<int,std::vector<size_t> > >& globalElementIndexOnProc, |
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108 | SourceDestinationIndexMap& globaIndexWeightFromSrcToDst); |
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109 | |
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110 | void computeExchangeDomainIndex(CDomain* domainDst, |
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111 | CDomain* domainSrc, |
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112 | CArray<size_t,1>& destGlobalIndexPositionInGrid, |
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113 | boost::unordered_map<int,std::vector<size_t> >& globalDomainIndexOnProc); |
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114 | |
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115 | void computeExchangeAxisIndex(CAxis* axisDst, |
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116 | CAxis* axisSrc, |
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117 | CArray<size_t,1>& destGlobalIndexPositionInGrid, |
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118 | boost::unordered_map<int,std::vector<size_t> >& globalAxisIndexOnProc); |
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119 | |
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120 | void computeExchangeScalarIndex(CScalar* scalarDst, |
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121 | CScalar* scalarSrc, |
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122 | CArray<size_t,1>& destGlobalIndexPositionInGrid, |
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123 | boost::unordered_map<int,std::vector<size_t> >& globalScalarIndexOnProc); |
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124 | |
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125 | void computePositionElements(CGrid* dst, CGrid* src); |
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126 | |
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127 | protected: |
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128 | //! Map between global index of destination element and source element |
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129 | std::vector<TransformationIndexMap> transformationMapping_; |
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130 | //! Weight corresponding of source to destination |
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131 | std::vector<TransformationWeightMap> transformationWeight_; |
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132 | //! Map of global index of destination element and corresponding global index of other elements in the same grid |
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133 | //! By default, one index of an element corresponds to all index of remaining element in the grid. So it's empty |
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134 | std::vector<TransformationPositionMap> transformationPosition_; |
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135 | |
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136 | //! Id of auxillary inputs which helps doing transformation dynamically |
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137 | std::vector<StdString> idAuxInputs_; |
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138 | AlgoTransType type_; |
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139 | |
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140 | std::map<int, int> elementPositionInGridSrc2AxisPosition_, elementPositionInGridSrc2DomainPosition_, elementPositionInGridSrc2ScalarPosition_; |
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141 | std::map<int, int> elementPositionInGridDst2AxisPosition_, elementPositionInGridDst2DomainPosition_, elementPositionInGridDst2ScalarPosition_; |
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142 | }; |
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143 | |
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144 | } |
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145 | #endif // __XIOS_GENERIC_ALGORITHM_TRANSFORMATION_HPP__ |
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