| 1 | #include "grid_algorithm.hpp" |
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| 2 | #include "grid_elements.hpp" |
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| 3 | #include "grid_local_view.hpp" |
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| 4 | #include "grid.hpp" |
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| 5 | #include "context.hpp" |
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| 6 | |
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| 7 | namespace xios |
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| 8 | { |
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| 9 | |
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| 10 | CGridAlgorithm::CGridAlgorithm(CGrid* gridSrc, CGrid* gridDst, int pos, CGenericAlgorithmTransformation* algo) |
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| 11 | : gridSrc_(gridSrc), gridDst_(gridDst), pos_(pos), algorithm_(algo) |
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| 12 | { |
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| 13 | this->computeAlgorithm() ; |
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| 14 | } |
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| 15 | |
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| 16 | void CGridAlgorithm::computeAlgorithm(void) |
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| 17 | { |
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| 18 | CGridLocalElements* gridSrcElements = gridSrc_->getGridLocalElements() ; |
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| 19 | CGridLocalElements* gridDstElements = gridDst_->getGridLocalElements() ; |
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| 20 | |
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| 21 | CGridLocalView* srcView = gridSrcElements->getView(CElementView::WORKFLOW) ; |
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| 22 | CGridLocalView* dstView = gridDstElements->getView(CElementView::WORKFLOW) ; |
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| 23 | MPI_Comm comm = CContext::getCurrent()->getIntraComm() ; |
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| 24 | int commSize = CContext::getCurrent()->getIntraCommSize() ; |
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| 25 | int commRank = CContext::getCurrent()->getIntraCommRank() ; |
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| 26 | |
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| 27 | auto& elements = gridSrcElements->getElements() ; |
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| 28 | int nElements = elements.size() ; |
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| 29 | vector<CLocalElement*> remoteElements(nElements) ; |
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| 30 | vector<CLocalView*> remoteViews(nElements) ; |
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| 31 | for(int i=0;i<nElements;i++) |
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| 32 | { |
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| 33 | if (i==pos_) remoteElements[i] = algorithm_->getRecvElement() ; |
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| 34 | else |
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| 35 | { |
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| 36 | CArray<size_t,1> globalIndexView ; |
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| 37 | srcView->getView(i)->getGlobalIndexView(globalIndexView) ; |
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| 38 | remoteElements[i] = new CLocalElement(commRank, srcView->getView(i)->getGlobalSize(),globalIndexView) ; |
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| 39 | remoteElements[i]->addFullView() ; |
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| 40 | if (i>pos_) dimBefore_ *= srcView->getView(i)->getSize() ; |
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| 41 | else dimAfter_ *= srcView->getView(i)->getSize() ; |
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| 42 | |
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| 43 | } |
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| 44 | remoteViews[i] = remoteElements[i] -> getView(CElementView::FULL); |
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| 45 | } |
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| 46 | |
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| 47 | gridTransformConnector_ = new CGridTransformConnector(srcView->getViews(), remoteViews, comm ) ; |
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| 48 | |
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| 49 | } |
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| 50 | |
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| 51 | void CGridAlgorithm::apply(const CArray<double,1>& dataIn, CArray<double,1>& dataOut) |
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| 52 | { |
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| 53 | CArray<double,1> dataOutTmp ; |
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| 54 | gridTransformConnector_->transfer(dataIn, dataOutTmp) ; |
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| 55 | algorithm_->apply(dimBefore_, dimAfter_, dataOutTmp, dataOut) ; |
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| 56 | } |
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| 57 | |
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| 58 | |
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| 59 | } |
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