Package repast.simphony.space.physics

Class DefaultPhysicsSpace<T>

java.lang.Object

repast.simphony.space.projection.DefaultProjection<T>

repast.simphony.space.continuous.AbstractContinuousSpace<T,Map<NdPoint,Object>>

repast.simphony.space.continuous.DefaultContinuousSpace<T>

repast.simphony.space.physics.DefaultPhysicsSpace<T>

Type Parameters:

T -

All Implemented Interfaces:

ContinuousSpace<T>, PhysicsSpace<T>, Projection<T>

Direct Known Subclasses:

ContextPhysics

public class DefaultPhysicsSpace<T>
extends DefaultContinuousSpace<T>
implements PhysicsSpace<T>

A special 3-dimensional subclass of continuous space that determines the positions of agents based on physics.

Author:

Eric Tatara

Nested Class Summary

Nested classes/interfaces inherited from class repast.simphony.space.continuous.AbstractContinuousSpace

AbstractContinuousSpace.PointHolder

Field Summary

Fields

Modifier and Type	Field	Description
protected HashMap<com.bulletphysics.dynamics.RigidBody,T>	bodyToObjectMap
protected com.bulletphysics.collision.dispatch.CollisionConfiguration	collisionConfiguration
protected com.bulletphysics.collision.dispatch.CollisionDispatcher	dispatcher
protected com.bulletphysics.dynamics.DiscreteDynamicsWorld	dynamicsWorld
protected int	maxSubSteps
protected HashMap<T,com.bulletphysics.dynamics.RigidBody>	objectToBodyMap
protected com.bulletphysics.dynamics.constraintsolver.SequentialImpulseConstraintSolver	solver
protected float	stepSize

Fields inherited from class repast.simphony.space.continuous.AbstractContinuousSpace

accessor, adder, agentLocationMap, dimensions, locationStorage, size, translator

Fields inherited from class repast.simphony.space.projection.DefaultProjection

listeners, name

Constructor Summary

Constructors

Constructor	Description
DefaultPhysicsSpace(String name, ContinuousAdder<T> adder, PointTranslator translator, double[] size, double[] origin)	Constructs this space with the specified name, adder, translator, size and origin.
DefaultPhysicsSpace(String name, ContinuousAdder<T> adder, PointTranslator translator, double xdim, double ydim, double zdim)	Constructs this space with the specified name, adder, translator, and size.

Method Summary

Modifier and Type	Method	Description
boolean	addObject(T object, com.bulletphysics.dynamics.RigidBody body)
float[]	getGravity()
float[]	getLinearVelocity(T object)
int	getMaxSubSteps()
float	getStepSize()
com.bulletphysics.linearmath.Transform	getTransformForObject(T object)
protected void	initPhysics(boolean scheduleStep)
void	setGravity(float x, float y, float z)
void	setLinearVelocity(T object, float x, float y, float z)
void	setMaxSubSteps(int maxSubSteps)
void	setStepSize(float stepSize)
void	step()	Manually step the physics space dynamics

Methods inherited from class repast.simphony.space.continuous.DefaultContinuousSpace

createLocationStorage

Methods inherited from class repast.simphony.space.continuous.AbstractContinuousSpace

doMove, evaluate, getAdder, getDimensions, getDisplacement, getDistance, getDistanceSq, getLocation, getLocation, getObjectAt, getObjects, getObjectsAt, getPointTranslator, getRandomObjectAt, isPeriodic, moveByDisplacement, moveByVector, moveTo, remove, removeAll, setAdder, setPointTranslator, size

Methods inherited from class repast.simphony.space.projection.DefaultProjection

addProjectionListener, fireProjectionEvent, getName, getProjectionListeners, removeProjectionListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface repast.simphony.space.projection.Projection

addProjectionListener, evaluate, getName, getProjectionListeners, removeProjectionListener

Field Detail

collisionConfiguration

protected com.bulletphysics.collision.dispatch.CollisionConfiguration collisionConfiguration

dispatcher

protected com.bulletphysics.collision.dispatch.CollisionDispatcher dispatcher

solver

protected com.bulletphysics.dynamics.constraintsolver.SequentialImpulseConstraintSolver solver

dynamicsWorld

protected com.bulletphysics.dynamics.DiscreteDynamicsWorld dynamicsWorld

bodyToObjectMap

protected HashMap<com.bulletphysics.dynamics.RigidBody,T> bodyToObjectMap

objectToBodyMap

protected HashMap<T,com.bulletphysics.dynamics.RigidBody> objectToBodyMap

stepSize

protected float stepSize

maxSubSteps

protected int maxSubSteps

Constructor Detail

DefaultPhysicsSpace

public DefaultPhysicsSpace(String name,
                           ContinuousAdder<T> adder,
                           PointTranslator translator,
                           double xdim,
                           double ydim,
                           double zdim)

Constructs this space with the specified name, adder, translator, and size.

Parameters:

name - the name of the space

adder - the adder used by the space

translator - the point translator

xdim - the size of the x dimension

ydim - the size of the y dimension

zdim - the size of the z dimension

DefaultPhysicsSpace

public DefaultPhysicsSpace(String name,
                           ContinuousAdder<T> adder,
                           PointTranslator translator,
                           double[] size,
                           double[] origin)

Constructs this space with the specified name, adder, translator, size and origin.

Parameters:

name - the name of the space

adder - the adder used by the space

translator - the point translator

size - the dimensions of the space

origin - the origin of the space

Method Detail

initPhysics

protected void initPhysics(boolean scheduleStep)

addObject

public boolean addObject(T object,
                         com.bulletphysics.dynamics.RigidBody body)

Specified by:

addObject in interface PhysicsSpace<T>

getTransformForObject

public com.bulletphysics.linearmath.Transform getTransformForObject(T object)

Specified by:

getTransformForObject in interface PhysicsSpace<T>

step

public void step()

Description copied from interface: PhysicsSpace

Manually step the physics space dynamics

Specified by:

step in interface PhysicsSpace<T>

setLinearVelocity

public void setLinearVelocity(T object,
                              float x,
                              float y,
                              float z)

Specified by:

setLinearVelocity in interface PhysicsSpace<T>

getLinearVelocity

public float[] getLinearVelocity(T object)

Specified by:

getLinearVelocity in interface PhysicsSpace<T>

setGravity

public void setGravity(float x,
                       float y,
                       float z)

Specified by:

setGravity in interface PhysicsSpace<T>

getGravity

public float[] getGravity()

Specified by:

getGravity in interface PhysicsSpace<T>

getStepSize

public float getStepSize()

Specified by:

getStepSize in interface PhysicsSpace<T>

setStepSize

public void setStepSize(float stepSize)

Specified by:

setStepSize in interface PhysicsSpace<T>

getMaxSubSteps

public int getMaxSubSteps()

Specified by:

getMaxSubSteps in interface PhysicsSpace<T>

setMaxSubSteps

public void setMaxSubSteps(int maxSubSteps)

Specified by:

setMaxSubSteps in interface PhysicsSpace<T>