[620] | 1 | #include "grid_transformation.hpp" |
---|
| 2 | #include "axis_inverse.hpp" |
---|
| 3 | #include "transformation_mapping.hpp" |
---|
| 4 | |
---|
| 5 | namespace xios { |
---|
| 6 | CGridTransformation::CGridTransformation(CGrid* destination, CGrid* source) |
---|
| 7 | : gridSource_(source), gridDestination_(destination) |
---|
| 8 | { |
---|
| 9 | //Verify the compatibity between two grids |
---|
| 10 | int numElement = gridDestination_->axis_domain_order.numElements(); |
---|
| 11 | if (numElement != gridSource_->axis_domain_order.numElements()) |
---|
| 12 | ERROR("CGridTransformation::CGridTransformation(CGrid* destination, CGrid* source)", |
---|
| 13 | << "Two grids have different number of elements" |
---|
| 14 | << "Number of elements of grid source " <<gridSource_->getId() << " is " << gridSource_->axis_domain_order.numElements() << std::endl |
---|
| 15 | << "Number of elements of grid destination " <<gridDestination_->getId() << " is " << numElement); |
---|
| 16 | |
---|
| 17 | for (int i = 0; i < numElement; ++i) |
---|
| 18 | { |
---|
| 19 | if (gridDestination_->axis_domain_order(i) != gridSource_->axis_domain_order(i)) |
---|
| 20 | ERROR("CGridTransformation::CGridTransformation(CGrid* destination, CGrid* source)", |
---|
| 21 | << "Transformed grid and its grid source have incompatible elements" |
---|
| 22 | << "Grid source " <<gridSource_->getId() << std::endl |
---|
| 23 | << "Grid destination " <<gridDestination_->getId()); |
---|
| 24 | } |
---|
| 25 | |
---|
| 26 | gridSourceDimensionSize_ = gridSource_->getGlobalDimension(); |
---|
| 27 | gridDestinationDimensionSize_ = gridDestination_->getGlobalDimension(); |
---|
| 28 | initializeAlgorithms(); |
---|
| 29 | } |
---|
| 30 | |
---|
| 31 | CGridTransformation::~CGridTransformation() |
---|
| 32 | { |
---|
| 33 | std::map<int, std::vector<CGenericAlgorithmTransformation*> >::const_iterator itb = algoTransformation_.begin(), it, |
---|
| 34 | ite = algoTransformation_.end(); |
---|
| 35 | for (it = itb; it != ite; ++it) |
---|
| 36 | for (int idx = 0; idx < (it->second).size(); ++idx) |
---|
| 37 | delete (it->second)[idx]; |
---|
| 38 | |
---|
| 39 | std::map<int, std::vector<CArray<int,1>* > >::const_iterator itMapRecv, iteMapRecv; |
---|
| 40 | itMapRecv = localIndexToReceiveOnGridDest_.begin(); |
---|
| 41 | iteMapRecv = localIndexToReceiveOnGridDest_.end(); |
---|
| 42 | for (; itMapRecv != iteMapRecv; ++itMapRecv) |
---|
| 43 | { |
---|
| 44 | int numVec = (itMapRecv->second).size(); |
---|
| 45 | for (int idx = 0; idx < numVec; ++idx) delete (itMapRecv->second)[idx]; |
---|
| 46 | } |
---|
| 47 | |
---|
| 48 | std::map<int, CArray<int,1>* >::const_iterator itMap, iteMap; |
---|
| 49 | itMap = localIndexToSendFromGridSource_.begin(); |
---|
| 50 | iteMap = localIndexToSendFromGridSource_.end(); |
---|
| 51 | for (; itMap != iteMap; ++itMap) delete (itMap->second); |
---|
| 52 | } |
---|
| 53 | |
---|
| 54 | void CGridTransformation::initializeAlgorithms() |
---|
| 55 | { |
---|
| 56 | initializeAxisAlgorithms(); |
---|
| 57 | initializeDomainAlgorithms(); |
---|
| 58 | } |
---|
| 59 | |
---|
| 60 | /*! |
---|
| 61 | Initialize the algorithms corresponding to transformation info contained in each axis. |
---|
| 62 | If an axis has transformations, these transformations will be represented in form of vector of CTransformation pointers |
---|
| 63 | In general, each axis can have several transformations performed on itself. However, should they be done seperately or combinely (of course in order)? |
---|
| 64 | For now, one approach is to do these combinely but maybe this needs changing. |
---|
| 65 | */ |
---|
| 66 | void CGridTransformation::initializeAxisAlgorithms() |
---|
| 67 | { |
---|
| 68 | std::vector<int> axisPositionInGrid; |
---|
| 69 | std::vector<CAxis*> axisListDestP = gridDestination_->getAxis(); |
---|
| 70 | std::vector<CAxis*> axisListSrcP = gridSource_->getAxis(); |
---|
| 71 | if (!axisListDestP.empty()) |
---|
| 72 | { |
---|
| 73 | int idx = 0; |
---|
| 74 | for (int i = 0; i < gridDestination_->axis_domain_order.numElements(); ++i) |
---|
| 75 | { |
---|
| 76 | if (false == (gridDestination_->axis_domain_order)(i)) |
---|
| 77 | { |
---|
| 78 | axisPositionInGrid.push_back(idx); |
---|
| 79 | ++idx; |
---|
| 80 | } |
---|
| 81 | else idx += 2; |
---|
| 82 | } |
---|
| 83 | |
---|
| 84 | for (int i = 0; i < axisListDestP.size(); ++i) |
---|
| 85 | { |
---|
| 86 | if (axisListDestP[i]->hasTransformation()) |
---|
| 87 | { |
---|
| 88 | CGenericAlgorithmTransformation* algo = new CAxisInverse(axisListDestP[i], axisListSrcP[i]); |
---|
| 89 | algoTransformation_[axisPositionInGrid[i]].push_back(algo); |
---|
| 90 | } |
---|
| 91 | } |
---|
| 92 | } |
---|
| 93 | } |
---|
| 94 | |
---|
| 95 | void CGridTransformation::initializeDomainAlgorithms() |
---|
| 96 | { |
---|
| 97 | |
---|
| 98 | } |
---|
| 99 | |
---|
| 100 | void CGridTransformation::computeTransformation() |
---|
| 101 | { |
---|
| 102 | const CArray<size_t,1>& globalIndexGridDestSendToServer = gridDestination_->getDistributionClient()->getGlobalDataIndexSendToServer(); |
---|
| 103 | std::map<int, std::vector<CGenericAlgorithmTransformation*> >::const_iterator itbMap, itMap, iteMap; |
---|
| 104 | itbMap = algoTransformation_.begin(); |
---|
| 105 | iteMap = algoTransformation_.end(); |
---|
| 106 | |
---|
| 107 | std::vector<CGenericAlgorithmTransformation*>::const_iterator itbVec, itVec, iteVec; |
---|
| 108 | |
---|
| 109 | for (itMap = itbMap; itMap != iteMap; ++itMap) |
---|
| 110 | { |
---|
| 111 | int elementPosition = itMap->first; |
---|
| 112 | itbVec = (itMap->second).begin(); |
---|
| 113 | iteVec = (itMap->second).end(); |
---|
| 114 | for (itVec = itbVec; itVec != iteVec; ++itVec) |
---|
| 115 | { |
---|
| 116 | (*itVec)->computeGlobalSourceIndex(elementPosition, |
---|
| 117 | gridDestinationDimensionSize_, |
---|
| 118 | globalIndexGridDestSendToServer, |
---|
| 119 | globaIndexMapFromDestToSource_); |
---|
| 120 | } |
---|
| 121 | } |
---|
| 122 | } |
---|
| 123 | |
---|
| 124 | void CGridTransformation::computeTransformationMapping() |
---|
| 125 | { |
---|
| 126 | CTransformationMapping transformationMap(gridDestination_, gridSource_); |
---|
| 127 | |
---|
| 128 | // First of all, need to compute global index mapping representing transformation algorithms |
---|
| 129 | computeTransformation(); |
---|
| 130 | |
---|
| 131 | // Then compute transformation mapping among clients |
---|
| 132 | transformationMap.computeTransformationMapping(globaIndexMapFromDestToSource_); |
---|
| 133 | |
---|
| 134 | const std::map<int,std::vector<std::vector<size_t> > >& globalIndexToReceive = transformationMap.getGlobalIndexReceivedOnGridDestMapping(); |
---|
| 135 | const std::map<int,std::vector<size_t> >& globalIndexToSend = transformationMap.getGlobalIndexSendToGridDestMapping(); |
---|
| 136 | |
---|
| 137 | CArray<int, 1> localIndexOnClientDest = gridDestination_->getDistributionClient()->getLocalDataIndexOnClient(); |
---|
| 138 | CArray<size_t,1> globalIndexOnClientDest = gridDestination_->getDistributionClient()->getGlobalDataIndexSendToServer(); |
---|
| 139 | |
---|
| 140 | CArray<int, 1> localIndexOnClientSrc = gridSource_->getDistributionClient()->getLocalDataIndexOnClient(); |
---|
| 141 | CArray<size_t,1> globalIndexOnClientSrc = gridSource_->getDistributionClient()->getGlobalDataIndexSendToServer(); |
---|
| 142 | |
---|
| 143 | |
---|
| 144 | std::vector<size_t>::const_iterator itbVec, itVec, iteVec; |
---|
| 145 | CArray<size_t, 1>::iterator itbArr, itArr, iteArr; |
---|
| 146 | |
---|
| 147 | std::map<int,std::vector<std::vector<size_t> > >::const_iterator itbMapRecv, itMapRecv, iteMapRecv; |
---|
| 148 | // Find out local index on grid destination (received) |
---|
| 149 | itbMapRecv = globalIndexToReceive.begin(); |
---|
| 150 | iteMapRecv = globalIndexToReceive.end(); |
---|
| 151 | itbArr = globalIndexOnClientDest.begin(); |
---|
| 152 | iteArr = globalIndexOnClientDest.end(); |
---|
| 153 | for (itMapRecv = itbMapRecv; itMapRecv != iteMapRecv; ++itMapRecv) |
---|
| 154 | { |
---|
| 155 | int sourceRank = itMapRecv->first; |
---|
| 156 | int numGlobalIndex = (itMapRecv->second).size(); |
---|
| 157 | for (int i = 0; i < numGlobalIndex; ++i) |
---|
| 158 | { |
---|
| 159 | int vecSize = ((itMapRecv->second)[i]).size(); |
---|
| 160 | CArray<int,1>* ptr = new CArray<int,1>(vecSize); |
---|
| 161 | localIndexToReceiveOnGridDest_[sourceRank].push_back(ptr); |
---|
| 162 | for (int idx = 0; idx < vecSize; ++idx) |
---|
| 163 | { |
---|
| 164 | itArr = std::find(itbArr, iteArr, (itMapRecv->second)[i][idx]); |
---|
| 165 | if (iteArr != itArr) |
---|
| 166 | { |
---|
| 167 | int localIdx = std::distance(itbArr, itArr); |
---|
| 168 | (*localIndexToReceiveOnGridDest_[sourceRank][i])(idx) = localIndexOnClientDest(localIdx); |
---|
| 169 | } |
---|
| 170 | } |
---|
| 171 | } |
---|
| 172 | |
---|
| 173 | } |
---|
| 174 | |
---|
| 175 | std::map<int,std::vector<size_t> >::const_iterator itbMap, itMap, iteMap; |
---|
| 176 | // Find out local index on grid source (to send) |
---|
| 177 | itbMap = globalIndexToSend.begin(); |
---|
| 178 | iteMap = globalIndexToSend.end(); |
---|
| 179 | itbArr = globalIndexOnClientSrc.begin(); |
---|
| 180 | iteArr = globalIndexOnClientSrc.end(); |
---|
| 181 | for (itMap = itbMap; itMap != iteMap; ++itMap) |
---|
| 182 | { |
---|
| 183 | CArray<int,1>* ptr = new CArray<int,1>((itMap->second).size()); |
---|
| 184 | localIndexToSendFromGridSource_[itMap->first] = ptr; |
---|
| 185 | int vecSize = (itMap->second).size(); |
---|
| 186 | for (int idx = 0; idx < vecSize; ++idx) |
---|
| 187 | { |
---|
| 188 | itArr = std::find(itbArr, iteArr, (itMap->second)[idx]); |
---|
| 189 | if (iteArr != itArr) |
---|
| 190 | { |
---|
| 191 | int localIdx = std::distance(itbArr, itArr); |
---|
| 192 | (*localIndexToSendFromGridSource_[itMap->first])(idx) = localIndexOnClientSrc(localIdx); |
---|
| 193 | } |
---|
| 194 | } |
---|
| 195 | } |
---|
| 196 | } |
---|
| 197 | |
---|
| 198 | std::map<int, CArray<int,1>* > CGridTransformation::getLocalIndexToSendFromGridSource() |
---|
| 199 | { |
---|
| 200 | return localIndexToSendFromGridSource_; |
---|
| 201 | } |
---|
| 202 | |
---|
| 203 | std::map<int, std::vector<CArray<int,1>* > > CGridTransformation::getLocalIndexToReceiveOnGridDest() |
---|
| 204 | { |
---|
| 205 | return localIndexToReceiveOnGridDest_; |
---|
| 206 | } |
---|
| 207 | |
---|
| 208 | } |
---|