| 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 | |
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| 16 | namespace xios { |
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| 17 | /*! |
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| 18 | \class CGenericAlgorithmTransformation |
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| 19 | This class defines the interface for all other inherted algorithms class |
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| 20 | */ |
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| 21 | class CGenericAlgorithmTransformation |
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| 22 | { |
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| 23 | public: |
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| 24 | CGenericAlgorithmTransformation(); |
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| 25 | |
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| 26 | virtual ~CGenericAlgorithmTransformation() {} |
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| 27 | |
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| 28 | void computeGlobalSourceIndex(int elementPositionInGrid, |
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| 29 | const std::vector<int>& gridDestGlobalDim, |
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| 30 | const CArray<size_t,1>& globalIndexGridDestSendToServer, |
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| 31 | std::map<size_t, std::vector<std::pair<size_t,double> > >& globaIndexWeightFromDestToSource); |
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| 32 | |
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| 33 | /*! |
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| 34 | Compute global index mapping from one element of destination grid to the corresponding element of source grid |
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| 35 | */ |
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| 36 | virtual void computeIndexSourceMapping() = 0; |
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| 37 | |
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| 38 | protected: |
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| 39 | /*! |
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| 40 | Compute an array of global index from a global index on an element |
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| 41 | \param[in] destGlobalIndex global index on an element of destination grid |
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| 42 | \param[in] srcGlobalIndex global index(es) on an element of source grid (which are needed by one index on element destination) |
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| 43 | \param[in] elementPositionInGrid position of the element in the grid (for example: a grid with one domain and one axis, position of domain is 1, position of axis is 2) |
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| 44 | \param[in] gridDestGlobalDim dimension size of destination grid (it should share the same size for all dimension, maybe except the element on which transformation is performed) |
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| 45 | \param[in] globalIndexGridDestSendToServer global index of destination grid which are to be sent to server(s) |
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| 46 | \param[in/out] globalIndexDestGrid array of global index (for 2d grid, this array maybe a line, for 3d, this array may represent a plan). It should be preallocated |
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| 47 | \param[in/out] globalIndexSrcGrid array of global index of source grid (for 2d grid, this array is a line, for 3d, this array represents a plan). It should be preallocated |
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| 48 | */ |
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| 49 | virtual void computeGlobalGridIndexFromGlobalIndexElement(int destGlobalIndex, |
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| 50 | const std::vector<int>& srcGlobalIndex, |
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| 51 | int elementPositionInGrid, |
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| 52 | const std::vector<int>& gridDestGlobalDim, |
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| 53 | const CArray<size_t,1>& globalIndexGridDestSendToServer, |
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| 54 | CArray<size_t,1>& globalIndexDestGrid, |
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| 55 | std::vector<std::vector<size_t> >& globalIndexSrcGrid) = 0; |
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| 56 | |
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| 57 | |
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| 58 | |
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| 59 | protected: |
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| 60 | std::map<int, std::vector<int> > transformationMapping_; |
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| 61 | std::map<int, std::vector<double> > transformationWeight_; |
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| 62 | }; |
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| 63 | |
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| 64 | } |
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| 65 | #endif // __XIOS_GENERIC_ALGORITHM_TRANSFORMATION_HPP__ |
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