ParticleSetIterators.h File Reference

#include "ParticleUpdatePredicates.h"
#include "swift2/CellMetaData.h"
#include "tarch/multicore/BooleanSemaphore.h"
#include "tarch/multicore/Lock.h"
#include "ParticleSetIterators.cpph"

Include dependency graph for ParticleSetIterators.h:

Go to the source code of this file.

Data Structures
class	swift2::kernels::kernelrealisation::GenericRealisation
class	swift2::kernels::kernelrealisation::CoalescedMemoryRealisation
class	swift2::kernels::kernelrealisation::CoalescedMemoryLocalActiveRealisation
class	swift2::kernels::kernelrealisation::CoalescedMemoryActiveLocalRealisation
class	swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueRealisation
class	swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActiveRealisation
class	swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocalRealisation
class	swift2::kernels::kernelrealisation::GenericOffloadRealisation
class	swift2::kernels::kernelrealisation::CoalescedMemoryOffloadRealisation
class	swift2::kernels::kernelrealisation::CoalescedMemoryLocalActiveOffloadRealisation
class	swift2::kernels::kernelrealisation::CoalescedMemoryActiveLocalOffloadRealisation

Namespaces
namespace	swift2
	This file is part of the SWIFT 2 project.
namespace	swift2::kernels
namespace	swift2::kernels::kernelrealisation
	Different (generic) kernel realisations.
namespace	swift2::kernels::internal

Concepts
concept	swift2::kernels::ParticleUnaryOperatorOnVertex
	Definition of particle update (unary operation)
concept	swift2::kernels::ParticleUnaryOperatorOnCell
concept	swift2::kernels::ParticleBinaryOperator
	Definition of particle-particle interaction.

Typedefs
template<typename ParticleContainer >
using	swift2::kernels::PCParticle = typename std::remove_pointer<typename ParticleContainer::value_type>::type

Functions
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfCoalescedAssignedParticles, ::swift2::kernels::kernelrealisation::GenericRealisation realisation)
	Run over all particles and update them independent of each other.
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfCoalescedAssignedParticles, ::swift2::kernels::kernelrealisation::GenericOffloadRealisation)
	Exactly the same version as the generic variant, but we use the offload attribute.
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::GenericRealisation realisation)
	Run over all local particle-active particle combinations.
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::GenericOffloadRealisation)
	Exactly the same version as the generic variant, but with an additional offload annotation.
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfAssignedParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::CellMarker &marker, auto &localParticles, const std::vector< int > &numberOfLocalParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfAssignedParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryOffloadRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::CellMarker &marker, auto &localParticles, const std::vector< int > &numberOfLocalParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryOffloadRealisation realisation)
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryActiveLocalRealisation realisation)
	Alternative implementation of CoalescedMemoryActiveLocalRealisation.
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryActiveLocalOffloadRealisation realisation)
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocalRealisation realisation)
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActiveRealisation realisation)
template<auto ParticlePairOp, auto LocalPredicateOp, auto ParticlePairPredicateOp>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryLocalActiveRealisation realisation)
template<auto ParticlePairOp, auto LocalPredicateOp, auto ParticlePairPredicateOp>
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::CoalescedMemoryLocalActiveOffloadRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfCoalescedAssignedParticles, ::swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueRealisation)
	We split up the loop into two loops: The first one runs over the predicates and collects all the results in one large bit field.
template<auto ParticleOp, auto PredicateOp>
void	swift2::kernels::forAllParticles (const peano4::datamanagement::CellMarker &marker, auto &localParticles, const std::vector< int > &numberOfCoalescedLocalParticles, ::swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueRealisation)
template<typename LocalParticleContainer , typename ActiveParticleContainer >
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocalRealisation realisation)
	Move all the predicate evaluations into dedicated prologue.
template<typename LocalParticleContainer , typename ActiveParticleContainer >
void	swift2::kernels::forAllParticlePairs (const swift2::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActiveRealisation realisation)
template<int SubChunkSize, typename LocalParticle , typename ActiveParticle >
std::pair< std::bitset< SubChunkSize >, std::bitset< SubChunkSize > >	swift2::kernels::internal::identifyInteractingParticlesFixedLocalParticle (const peano4::datamanagement::CellMarker &marker, LocalParticle *localParticle, ActiveParticle *firstActiveParticleInSubchunk, int thisSubchunkSize, UpdateParticlePairWithinCellPredicate< LocalParticle > particlePairPredicate)
	Identify interacting particles.
template<int SubChunkSize, typename LocalParticle , typename ActiveParticle >
std::pair< std::bitset< SubChunkSize >, std::bitset< SubChunkSize > >	swift2::kernels::internal::identifyInteractingParticlesFixedActiveParticle (const peano4::datamanagement::CellMarker &marker, LocalParticle *firstLocalParticleInSubchunk, int thisSubchunkSize, ActiveParticle *activeParticle, UpdateParticlePairWithinCellPredicate< LocalParticle > particlePairPredicate)
	Counterpart to other operations, but this time we loop over the local particle and keep the active one fixed.

Variables
GenericRealisation	swift2::kernels::kernelrealisation::Generic
CoalescedMemoryRealisation	swift2::kernels::kernelrealisation::CoalescedMemory
CoalescedMemoryLocalActiveRealisation	swift2::kernels::kernelrealisation::CoalescedMemoryLocalActive
CoalescedMemoryActiveLocalRealisation	swift2::kernels::kernelrealisation::CoalescedMemoryActiveLocal
EvaluatePredicateInPrologueRealisation	swift2::kernels::kernelrealisation::EvaluatePredicateInPrologue
EvaluatePredicateInPrologueLocalActiveRealisation	swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActive
EvaluatePredicateInPrologueActiveLocalRealisation	swift2::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocal
GenericOffloadRealisation	swift2::kernels::kernelrealisation::GenericOffload
CoalescedMemoryOffloadRealisation	swift2::kernels::kernelrealisation::CoalescedMemoryOffload
CoalescedMemoryLocalActiveOffloadRealisation	swift2::kernels::kernelrealisation::CoalescedMemoryLocalActiveOffload
CoalescedMemoryActiveLocalOffloadRealisation	swift2::kernels::kernelrealisation::CoalescedMemoryActiveLocalOffload
tarch::multicore::BooleanSemaphore	swift2::kernels::internal::_multiscaleInteractionSemaphore
	If particles on multiple levels interact, we have to be very careful and ensure that multiple subcells (if mapped onto tasks) do not write to the same coarse grid particles concurrently.