ParticleSetIterators.h File Reference

#include "ParticleUpdatePredicates.h"
#include "exaparty/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	exaparty::kernels::kernelrealisation::GenericRealisation
class	exaparty::kernels::kernelrealisation::CoalescedMemoryRealisation
class	exaparty::kernels::kernelrealisation::CoalescedMemoryLocalActiveRealisation
class	exaparty::kernels::kernelrealisation::CoalescedMemoryActiveLocalRealisation
class	exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueRealisation
class	exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActiveRealisation
class	exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocalRealisation
class	exaparty::kernels::kernelrealisation::GenericOffloadRealisation
class	exaparty::kernels::kernelrealisation::CoalescedMemoryOffloadRealisation
class	exaparty::kernels::kernelrealisation::CoalescedMemoryLocalActiveOffloadRealisation
class	exaparty::kernels::kernelrealisation::CoalescedMemoryActiveLocalOffloadRealisation

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

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

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

Functions
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfCoalescedAssignedParticles, ::exaparty::kernels::kernelrealisation::GenericRealisation realisation)
	Run over all particles and update them independent of each other.
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfCoalescedAssignedParticles, ::exaparty::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	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::GenericRealisation realisation)
	Run over all local particle-active particle combinations.
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::GenericOffloadRealisation)
	Exactly the same version as the generic variant, but with an additional offload annotation.
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfAssignedParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::CellMarker &marker, auto &localParticles, const std::vector< int > &numberOfLocalParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfAssignedParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryOffloadRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::CellMarker &marker, auto &localParticles, const std::vector< int > &numberOfLocalParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryOffloadRealisation realisation)
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryActiveLocalRealisation realisation)
	Alternative implementation of CoalescedMemoryActiveLocalRealisation.
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryActiveLocalOffloadRealisation realisation)
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocalRealisation realisation)
template<auto PairOperator, auto LocalPredicate, auto PairPredicate>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActiveRealisation realisation)
template<auto ParticlePairOp, auto LocalPredicateOp, auto ParticlePairPredicateOp>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryLocalActiveRealisation realisation)
template<auto ParticlePairOp, auto LocalPredicateOp, auto ParticlePairPredicateOp>
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::CoalescedMemoryLocalActiveOffloadRealisation realisation)
template<auto ParticleOp, auto PredicateOp>
void	exaparty::kernels::forAllParticles (const peano4::datamanagement::VertexMarker &marker, auto &assignedParticles, int numberOfCoalescedAssignedParticles, ::exaparty::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	exaparty::kernels::forAllParticles (const peano4::datamanagement::CellMarker &marker, auto &localParticles, const std::vector< int > &numberOfCoalescedLocalParticles, ::exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueRealisation)
template<typename LocalParticleContainer , typename ActiveParticleContainer >
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocalRealisation realisation)
	Move all the predicate evaluations into dedicated prologue.
template<typename LocalParticleContainer , typename ActiveParticleContainer >
void	exaparty::kernels::forAllParticlePairs (const exaparty::CellMetaData &cellMetaData, auto &localParticles, auto &activeParticles, ::exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActiveRealisation realisation)
template<int SubChunkSize, typename LocalParticle , typename ActiveParticle >
std::pair< std::bitset< SubChunkSize >, std::bitset< SubChunkSize > >	exaparty::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 > >	exaparty::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	exaparty::kernels::kernelrealisation::Generic
CoalescedMemoryRealisation	exaparty::kernels::kernelrealisation::CoalescedMemory
CoalescedMemoryLocalActiveRealisation	exaparty::kernels::kernelrealisation::CoalescedMemoryLocalActive
CoalescedMemoryActiveLocalRealisation	exaparty::kernels::kernelrealisation::CoalescedMemoryActiveLocal
EvaluatePredicateInPrologueRealisation	exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologue
EvaluatePredicateInPrologueLocalActiveRealisation	exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueLocalActive
EvaluatePredicateInPrologueActiveLocalRealisation	exaparty::kernels::kernelrealisation::EvaluatePredicateInPrologueActiveLocal
GenericOffloadRealisation	exaparty::kernels::kernelrealisation::GenericOffload
CoalescedMemoryOffloadRealisation	exaparty::kernels::kernelrealisation::CoalescedMemoryOffload
CoalescedMemoryLocalActiveOffloadRealisation	exaparty::kernels::kernelrealisation::CoalescedMemoryLocalActiveOffload
CoalescedMemoryActiveLocalOffloadRealisation	exaparty::kernels::kernelrealisation::CoalescedMemoryActiveLocalOffload
tarch::multicore::BooleanSemaphore	exaparty::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.