1 | /*! |
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2 | \file grid_transformation.hpp |
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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 Helper class to select different transformations. |
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8 | */ |
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9 | #ifndef __XIOS_GRID_TRANSFORMATION_SELECTOR_HPP__ |
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10 | #define __XIOS_GRID_TRANSFORMATION_SELECTOR_HPP__ |
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11 | |
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12 | #include <map> |
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13 | #include <vector> |
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14 | #include "generic_algorithm_transformation.hpp" |
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15 | #include "transformation_enum.hpp" |
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16 | #include "duration.hpp" |
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17 | |
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18 | namespace xios { |
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19 | |
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20 | class CGrid; |
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21 | |
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22 | /*! |
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23 | \class CGridTransformationSelector |
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24 | This class is a helper class to chose a algorithm (transformation) from the algorithm list of |
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25 | specific grid. |
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26 | */ |
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27 | class CGridTransformationSelector |
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28 | { |
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29 | public: |
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30 | // Stupid C++98, should be replaced with tuple. |
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31 | // List of algorithm to process. Order of element in this list |
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32 | // <Position of element in grid, <transformationType, <transformation order, alogrithm type> > > |
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33 | typedef std::list<std::pair<int,std::pair<ETranformationType,std::pair<int,int> > > > ListAlgoType; |
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34 | protected: |
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35 | enum AlgoType { |
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36 | scalarType = 0, axisType = 1, domainType = 2 |
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37 | }; |
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38 | |
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39 | protected: |
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40 | enum TransformationType { |
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41 | special = 0, normal = 1 |
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42 | }; |
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43 | |
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44 | public: |
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45 | /** Default constructor */ |
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46 | CGridTransformationSelector(CGrid* destination, CGrid* source, TransformationType type = normal); |
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47 | virtual ~CGridTransformationSelector(); |
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48 | |
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49 | ListAlgoType getAlgoList() const { return listAlgos_; } |
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50 | int getNbAlgo() { return nbNormalAlgos_; } |
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51 | const std::vector<StdString>& getAuxInputs() const { return auxInputs_; } |
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52 | const std::vector<CGenericAlgorithmTransformation*>& getAlgos() const { return algoTransformation_; } |
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53 | |
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54 | protected: |
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55 | void updateElementPosition(); |
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56 | void initializeAlgorithms(); |
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57 | void initializeDomainAlgorithms(int domPositionInGrid); |
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58 | void initializeAxisAlgorithms(int axisPositionInGrid); |
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59 | void initializeScalarAlgorithms(int scalarPositionInGrid); |
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60 | void initializeTransformations(TransformationType type); |
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61 | void selectAlgo(int elementPositionInGrid, ETranformationType transType, int transformationOrder, int algo); |
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62 | bool isSpecialTransformation(ETranformationType transType); |
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63 | void registerTransformations(); |
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64 | |
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65 | protected: |
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66 | virtual void selectScalarAlgo(int elementPositionInGrid, ETranformationType transType, int transformationOrder) = 0; |
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67 | virtual void selectAxisAlgo(int elementPositionInGrid, ETranformationType transType, int transformationOrder) = 0; |
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68 | virtual void selectDomainAlgo(int elementPositionInGrid, ETranformationType transType, int transformationOrder) = 0; |
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69 | |
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70 | protected: |
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71 | //! Grid source on transformation |
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72 | CGrid* gridSource_; |
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73 | |
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74 | //! Grid destination on transformation |
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75 | CGrid* gridDestination_; |
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76 | |
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77 | //! Grid source and grid destination it's the same |
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78 | bool isSameGrid_; |
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79 | |
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80 | protected: |
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81 | //! List of algorithm types and their order |
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82 | ListAlgoType listAlgos_; |
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83 | |
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84 | //! Number of normal algorithm |
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85 | int nbNormalAlgos_; |
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86 | |
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87 | //! Number of special algorithms (such as generate_rectilinear_grid) |
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88 | int nbSpecialAlgos_; |
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89 | |
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90 | // true if domain algorithm and false if axis algorithm (can be replaced by tuple with listAlgos_ |
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91 | std::vector<AlgoType> algoTypes_; |
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92 | |
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93 | // Mapping between position of an element in grid and its transformation (if any) |
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94 | std::vector<CGenericAlgorithmTransformation*> algoTransformation_; |
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95 | |
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96 | //! Position of scalar, axis and domain in grid |
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97 | std::map<int, int> elementPositionInGridSrc2AxisPosition_, elementPositionInGridSrc2DomainPosition_, elementPositionInGridSrc2ScalarPosition_; |
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98 | std::map<int, int> elementPositionInGridDst2AxisPosition_, elementPositionInGridDst2DomainPosition_, elementPositionInGridDst2ScalarPosition_; |
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99 | |
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100 | std::vector<StdString> auxInputs_; |
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101 | std::set<Time> timeStamp_; //! Time stamps for auxillary inputs |
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102 | }; |
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103 | |
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104 | } |
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105 | #endif // __XIOS_GRID_TRANSFORMATION_SELECTOR_HPP__ |
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