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 | |
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22 | /*! |
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23 | \class CGenericAlgorithmTransformation |
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24 | This class defines the interface for all other inherted algorithms class |
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25 | */ |
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26 | class CGenericAlgorithmTransformation |
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27 | { |
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28 | protected: |
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29 | typedef std::vector<std::pair<int, std::pair<size_t,double> > > DestinationGlobalIndex; |
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30 | public: |
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31 | // Stupid global index map, it must be replaced by tuple |
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32 | // Mapping between global index map of DESTINATION and its local index with pair of global index of SOURCE and weights |
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33 | typedef boost::unordered_map<size_t, DestinationGlobalIndex> DestinationIndexMap; |
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34 | // |
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35 | typedef boost::unordered_map<int, boost::unordered_map<size_t, std::vector<std::pair<size_t,double> > > > SourceDestinationIndexMap; |
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36 | |
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37 | protected: |
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38 | typedef boost::unordered_map<size_t,int> GlobalLocalMap; |
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39 | protected: |
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40 | typedef boost::unordered_map<int, std::vector<int> > TransformationIndexMap; |
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41 | typedef boost::unordered_map<int, std::vector<double> > TransformationWeightMap; |
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42 | typedef boost::unordered_map<int, std::vector<int> > TransformationPositionMap; |
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43 | |
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44 | public: |
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45 | CGenericAlgorithmTransformation(); |
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46 | |
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47 | virtual ~CGenericAlgorithmTransformation() {} |
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48 | |
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49 | void computeGlobalSourceIndex(int elementPositionInGrid, |
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50 | CGrid* gridSrc, |
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51 | CGrid* gridDst, |
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52 | SourceDestinationIndexMap& globaIndexWeightFromSrcToDst); |
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53 | |
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54 | std::vector<StdString> getIdAuxInputs(); |
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55 | |
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56 | /*! |
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57 | Compute global index mapping from one element of destination grid to the corresponding element of source grid |
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58 | */ |
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59 | void computeIndexSourceMapping(const std::vector<CArray<double,1>* >& dataAuxInputs = std::vector<CArray<double,1>* >()); |
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60 | |
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61 | protected: |
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62 | virtual void computeIndexSourceMapping_(const std::vector<CArray<double,1>* >&) = 0; |
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63 | |
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64 | /*! |
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65 | Compute proc which contains global index of an element |
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66 | \param[in] globalElementIndex demanding global index of an element of source grid |
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67 | \param[out] globalElementIndexOnProc Proc contains the demanding global index |
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68 | */ |
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69 | virtual void computeExchangeGlobalIndex(const CArray<size_t,1>& globalElementIndex, |
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70 | CClientClientDHTInt::Index2VectorInfoTypeMap& globalElementIndexOnProc) = 0; |
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71 | |
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72 | protected: |
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73 | void computeGlobalGridIndexMapping(int elementPositionInGrid, |
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74 | const std::vector<int>& srcRank, |
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75 | boost::unordered_map<int, std::vector<std::pair<int,double> > >& src2DstMap, |
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76 | CGrid* gridDst, |
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77 | CGrid* gridSrc, |
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78 | std::vector<boost::unordered_map<int,std::vector<size_t> > >& globalElementIndexOnProc, |
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79 | SourceDestinationIndexMap& globaIndexWeightFromSrcToDst); |
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80 | |
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81 | void computeExchangeDomainIndex(CDomain* domainDst, |
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82 | CDomain* domainSrc, |
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83 | CArray<size_t,1>& destGlobalIndexPositionInGrid, |
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84 | boost::unordered_map<int,std::vector<size_t> >& globalDomainIndexOnProc); |
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85 | |
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86 | void computeExchangeAxisIndex(CAxis* axisDst, |
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87 | CAxis* axisSrc, |
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88 | CArray<size_t,1>& destGlobalIndexPositionInGrid, |
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89 | boost::unordered_map<int,std::vector<size_t> >& globalAxisIndexOnProc); |
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90 | |
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91 | protected: |
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92 | //! Map between global index of destination element and source element |
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93 | std::vector<TransformationIndexMap> transformationMapping_; |
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94 | //! Weight corresponding of source to destination |
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95 | std::vector<TransformationWeightMap> transformationWeight_; |
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96 | //! Map of global index of destination element and corresponding global index of other elements in the same grid |
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97 | //! 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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98 | std::vector<TransformationPositionMap> transformationPosition_; |
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99 | |
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100 | //! Id of auxillary inputs which helps doing transformation dynamically |
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101 | std::vector<StdString> idAuxInputs_; |
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102 | }; |
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103 | |
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104 | } |
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105 | #endif // __XIOS_GENERIC_ALGORITHM_TRANSFORMATION_HPP__ |
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