GravityCompute Class Reference

Class to compute gravity using a "bucket walk". More...

#include <Compute.h>

Inheritance diagram for GravityCompute:

Public Member Functions
int	doWork (GenericTreeNode *, TreeWalk *tw, State *state, int chunk, int reqID, bool isRoot, bool &didcomp, int awi)
	Work to be done at each node.
int	openCriterion (TreePiece *ownerTP, GenericTreeNode *node, int reqID, State *state)
int	computeParticleForces (TreePiece *owner, GenericTreeNode *node, ExternalGravityParticle *part, int reqID)
	Calculate forces due to particles in a node. More...
void	nodeMissedEvent (int reqID, int chunk, State *state, TreePiece *tp)
	Allow book-keeping of a cache miss.
void	nodeRecvdEvent (TreePiece *owner, int chunk, State *state, int bucket)
	Allow book-keeping of a cache receive event.
void	recvdParticles (ExternalGravityParticle *egp, int num, int chunk, int reqID, State *state, TreePiece *tp, Tree::NodeKey &remoteBucket)
	Allow book-keeping of a cache receive event.
void	reassoc (void *cE, int activeRung, Opt *o)
Public Member Functions inherited from Compute
void	setOpt (Opt *opt)
virtual void	stateReady (State *state, TreePiece *owner, int chunk, int start, int end)
virtual void	stateReadyPar (TreePiece *tp, int start, int end, CkVec< OffsetNode > &clist, CkVec< RemotePartInfo > &rpilist, CkVec< LocalPartInfo > &lpilist)
virtual void	fillLists (State *state_, TreePiece *tp, int chunk, int start, int end, CkVec< OffsetNode > &clistforb, CkVec< RemotePartInfo > &rplistforb, CkVec< LocalPartInfo > &lplistforb)
virtual void	init (void *cE, int activeRung, Opt *opt)
	Associate computeEntity (target bucket or node), activeRung and Optimization with this Compute object.
ComputeType	getSelfType ()
OptType	getOptType ()
int	getActiveRung ()
virtual void	initState (State *state)
virtual void	startNodeProcessEvent (State *state)
virtual void	finishNodeProcessEvent (TreePiece *owner, State *state)
	Allow book-keeping when finished with a node.
virtual void	recvdParticlesFull (GravityParticle *egp, int num, int chunk, int reqID, State *state, TreePiece *tp, Tree::NodeKey &remoteBucket)
	Allow book-keeping of a cache receive event.
virtual void	walkDone (State *state)
virtual void	setComputeEntity (void *ce)
virtual void *	getComputeEntity ()
virtual State *	getNewState (int d1, int d2)
virtual State *	getNewState (int d1)
virtual State *	getNewState ()
virtual void	freeState (State *state)

Additional Inherited Members
Public Attributes inherited from Compute
int	nActive
Protected Member Functions inherited from Compute
	Compute (ComputeType t)
Protected Attributes inherited from Compute
Opt *	opt
void *	computeEntity
int	activeRung
ComputeType	type

Detailed Description

Class to compute gravity using a "bucket walk".

Member Function Documentation

int GravityCompute::computeParticleForces	(	TreePiece *	ownerTP,
		GenericTreeNode *	node,
		ExternalGravityParticle *	part,
		int	reqID
	)

Calculate forces due to particles in a node.

Parameters

ownerTP	TreePiece of target particles
node	GenericTreeNode containing source particles
part	array of source particles
reqID	bucket number of target particles and offset

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The documentation for this class was generated from the following files:

• Compute.h
• Compute.cpp