void
operator()( T_Field field, T_OpFunctor opFunctor, T_ValFunctor valFunctor, uint32_t currentStep, const bool enabled = true ) const
{
if( !enabled )
return;
const SubGrid<simDim>& subGrid = Environment<simDim>::get().SubGrid();
/** offset due to being the n-th GPU */
DataSpace<simDim> totalCellOffset(subGrid.getLocalDomain().offset);
const uint32_t numSlides = MovingWindow::getInstance().getSlideCounter( currentStep );
/** Assumption: all GPUs have the same number of cells in
* y direction for sliding window */
totalCellOffset.y() += numSlides * subGrid.getLocalDomain().size.y();
/* the first block will start with less offset if started in the GUARD */
if( T_Area & GUARD)
totalCellOffset -= m_cellDescription.getSuperCellSize() * m_cellDescription.getGuardingSuperCells();
/* if we run _only_ in the CORE we have to add the BORDER's offset */
else if( T_Area == CORE )
totalCellOffset += m_cellDescription.getSuperCellSize() * m_cellDescription.getBorderSuperCells();
/* start kernel */
__picKernelArea((kernelCellwiseOperation<T_OpFunctor>), m_cellDescription, T_Area)
(SuperCellSize::toRT().toDim3())
(field->getDeviceDataBox(), opFunctor, valFunctor, totalCellOffset, currentStep);
}
static void addOneParticle(ParticlesClass& parClass, MappingDesc cellDescription, DataSpace<simDim> globalCell)
{
const SubGrid<simDim>& subGrid = Environment<simDim>::get().SubGrid();
const DataSpace<simDim> globalTopLeft = subGrid.getLocalDomain().offset;
const DataSpace<simDim> localSimulationArea = subGrid.getLocalDomain().size;
DataSpace<simDim> localParCell = globalCell - globalTopLeft;
for (int i = 0; i < (int) simDim; ++i)
{
//chek if particle is in the simulation area
if (localParCell[i] < 0 || localParCell[i] >= localSimulationArea[i])
return;
}
//calculate supercell
DataSpace<simDim> localSuperCell = (localParCell / MappingDesc::SuperCellSize::toRT());
DataSpace<simDim> cellInSuperCell = localParCell - (localSuperCell * MappingDesc::SuperCellSize::toRT());
//add garding blocks to supercell
localSuperCell = localSuperCell + cellDescription.getGuardingSuperCells();
__cudaKernel(kernelAddOneParticle)
(1, 1)
(parClass.getDeviceParticlesBox(),
localSuperCell, cellInSuperCell);
parClass.fillAllGaps();
std::cout << "Wait for add particle" << std::endl;
__getTransactionEvent().waitForFinished();
}
SglParticle<FloatPos> getPositionsParticles(uint32_t currentStep)
{
typedef typename MappingDesc::SuperCellSize SuperCellSize;
SglParticle<FloatPos> positionParticleTmp;
gParticle->getDeviceBuffer().setValue(positionParticleTmp);
dim3 block(SuperCellSize::getDataSpace());
__picKernelArea(kernelPositionsParticles, *cellDescription, AREA)
(block)
(particles->getDeviceParticlesBox(),
gParticle->getDeviceBuffer().getBasePointer());
gParticle->deviceToHost();
DataSpace<simDim> localSize(cellDescription->getGridLayout().getDataSpaceWithoutGuarding());
VirtualWindow window(MovingWindow::getInstance().getVirtualWindow(currentStep));
DataSpace<simDim> gpuPhyCellOffset(SubGrid<simDim>::getInstance().getSimulationBox().getGlobalOffset());
gpuPhyCellOffset.y() += (localSize.y() * window.slides);
gParticle->getHostBuffer().getDataBox()[0].globalCellOffset += gpuPhyCellOffset;
return gParticle->getHostBuffer().getDataBox()[0];
}
static void addOneParticle(ParticlesClass& parClass, MappingDesc cellDescription, DataSpace<DIM3> globalCell)
{
PMACC_AUTO(simBox, SubGrid<simDim>::getInstance().getSimulationBox());
const DataSpace<DIM3> globalTopLeft = simBox.getGlobalOffset();
const DataSpace<DIM3> localSimulationArea = simBox.getLocalSize();
DataSpace<DIM3> localParCell = globalCell - globalTopLeft;
for (int i = 0; i < (int) DIM3; ++i)
{
//chek if particle is in the simulation area
if (localParCell[i] < 0 || localParCell[i] >= localSimulationArea[i])
return;
}
//calculate supercell
DataSpace<DIM3> localSuperCell = (localParCell / MappingDesc::SuperCellSize::getDataSpace());
DataSpace<DIM3> cellInSuperCell = localParCell - (localSuperCell * MappingDesc::SuperCellSize::getDataSpace());
//add garding blocks to supercell
localSuperCell = localSuperCell + cellDescription.getGuardingSuperCells();
__cudaKernel(kernelAddOneParticle)
(1, 1)
(parClass.getDeviceParticlesBox(),
localSuperCell, cellInSuperCell);
parClass.fillAllGaps();
std::cout << "Wait for add particle" << std::endl;
__getTransactionEvent().waitForFinished();
}
void notify(uint32_t currentStep)
{
typedef typename MappingDesc::SuperCellSize SuperCellSize;
DataConnector& dc = Environment<>::get().DataConnector();
fieldE = &(dc.getData<FieldE > (FieldE::getName(), true));
fieldB = &(dc.getData<FieldB > (FieldB::getName(), true));
const int rank = Environment<simDim>::get().GridController().getGlobalRank();
getLineSliceFields < CORE + BORDER > ();
const SubGrid<simDim>& subGrid = Environment<simDim>::get().SubGrid();
// number of cells on the current CPU for each direction
const DataSpace<simDim> nrOfGpuCells = cellDescription->getGridLayout().getDataSpaceWithoutGuarding();
// global cell id offset (without guardings!)
// returns the global id offset of the "first" border cell on a GPU
const DataSpace<simDim> globalCellIdOffset(subGrid.getLocalDomain().offset);
// global number of cells for whole simulation: local cells on GPU * GPUs
// (assumed same size on each gpu :-/ -> todo: provide interface!)
//! \todo create a function for: global number of cells for whole simulation
//!
const DataSpace<simDim> globalNrOfCells = subGrid.getGlobalDomain().size;
/*FORMAT OUTPUT*/
/** \todo add float3_X with position of the cell to output*/
// check if the current GPU contains the "middle slice" along
// X_global / 2; Y_global / 2 over Z
if (globalCellIdOffset.x() <= globalNrOfCells.x() / 2 &&
globalCellIdOffset.x() + nrOfGpuCells.x() > globalNrOfCells.x() / 2)
#if(SIMDIM==DIM3)
if( globalCellIdOffset.z() <= globalNrOfCells.z() / 2 &&
globalCellIdOffset.z() + nrOfGpuCells.z() > globalNrOfCells.z() / 2)
#endif
for (int i = 0; i < nrOfGpuCells.y(); ++i)
{
const double xPos = double( i + globalCellIdOffset.y()) * SI::CELL_HEIGHT_SI;
outfile << currentStep << " " << rank << " ";
outfile << xPos << " "
/*<< sliceDataField->getHostBuffer().getDataBox()[i] */
<< double(sliceDataField->getHostBuffer().getDataBox()[i].x()) * UNIT_EFIELD << " "
<< double(sliceDataField->getHostBuffer().getDataBox()[i].y()) * UNIT_EFIELD << " "
<< double(sliceDataField->getHostBuffer().getDataBox()[i].z()) * UNIT_EFIELD << " "
<< "\n";
}
/* outfile << "[ANALYSIS] [" << rank << "] [COUNTER] [LineSliceFields] [" << currentStep << "] " <<
sliceDataField << "\n"; */
// free line to separate timesteps in gnuplot via the "index" option
outfile << std::endl;
}