1 | /*! |
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2 | \file domain_algorithm_transformation.hpp |
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3 | \author Ha NGUYEN |
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4 | \since 02 Jul 2015 |
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5 | \date 02 Jul 2015 |
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6 | |
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7 | \brief Interface for all domain transformation algorithms. |
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8 | */ |
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9 | |
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10 | #include "domain_algorithm_transformation.hpp" |
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11 | #include "context.hpp" |
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12 | #include "context_client.hpp" |
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13 | #include "domain.hpp" |
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14 | |
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15 | namespace xios { |
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16 | |
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17 | CDomainAlgorithmTransformation::CDomainAlgorithmTransformation(CDomain* domainDestination, CDomain* domainSource) |
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18 | : CGenericAlgorithmTransformation(), domainDest_(domainDestination), domainSrc_(domainSource) |
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19 | { |
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20 | } |
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21 | |
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22 | CDomainAlgorithmTransformation::~CDomainAlgorithmTransformation() |
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23 | { |
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24 | } |
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25 | |
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26 | void CDomainAlgorithmTransformation::computeIndexSourceMapping_(const std::vector<CArray<double,1>* >& dataAuxInputs) |
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27 | { |
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28 | } |
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29 | |
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30 | /*! |
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31 | Compute global index of domain on different processes |
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32 | \param [in] globalDomainIndex global index of domain source |
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33 | \param [out] globalDomainIndexOnProc processes which contain the corresponding global index of domain source |
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34 | */ |
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35 | void CDomainAlgorithmTransformation::computeExchangeGlobalIndex(const CArray<size_t,1>& globalDomainIndex, |
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36 | int elementType, |
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37 | CClientClientDHTInt::Index2VectorInfoTypeMap& globalDomainIndexOnProc) |
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38 | { |
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39 | CContext* context = CContext::getCurrent(); |
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40 | CContextClient* client=context->client; |
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41 | int clientRank = client->clientRank; |
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42 | int clientSize = client->clientSize; |
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43 | |
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44 | int niGlob = domainSrc_->ni_glo.getValue(); |
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45 | int njGlob = domainSrc_->nj_glo.getValue(); |
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46 | size_t globalIndex; |
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47 | int nIndexSize = domainSrc_->i_index.numElements(), i_ind, j_ind; |
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48 | CClientClientDHTInt::Index2VectorInfoTypeMap globalIndex2ProcRank; |
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49 | globalIndex2ProcRank.rehash(std::ceil(nIndexSize/globalIndex2ProcRank.max_load_factor())); |
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50 | CArray<bool,1>& localMask=domainSrc_->localMask ; |
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51 | for (int idx = 0; idx < nIndexSize; ++idx) |
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52 | { |
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53 | if (localMask(idx)) |
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54 | { |
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55 | i_ind=domainSrc_->i_index(idx) ; |
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56 | j_ind=domainSrc_->j_index(idx) ; |
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57 | |
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58 | globalIndex = i_ind + j_ind * niGlob; |
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59 | globalIndex2ProcRank[globalIndex].push_back(clientRank); |
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60 | } |
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61 | } |
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62 | |
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63 | CClientClientDHTInt dhtIndexProcRank(globalIndex2ProcRank, client->intraComm); |
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64 | dhtIndexProcRank.computeIndexInfoMapping(globalDomainIndex); |
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65 | globalDomainIndexOnProc = dhtIndexProcRank.getInfoIndexMap(); |
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66 | } |
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67 | |
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68 | } |
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