maspack.render.GL.GL2

Class GL2VersionedObject

java.lang.Object

maspack.util.ReferenceCountedBase

maspack.render.GL.GLResourceBase

maspack.render.GL.GL2.GL2ResourceBase

maspack.render.GL.GL2.GL2Object

maspack.render.GL.GL2.GL2VersionedObject

All Implemented Interfaces:

GL2Drawable, GL2Resource, GLResource, ReferenceCounted

public class GL2VersionedObject
extends GL2Object

A GL2 renderable object that additionally stores a finger-print, to be used for detecting whether or not the internal object has been updated to a new version.

Author:

Antonio

Constructor Summary

Constructors

Constructor and Description
GL2VersionedObject(GL2DisplayList displayList, java.lang.Object fingerPrint)

Method Summary

Modifier and Type	Method and Description
boolean	compareExchangeFingerPrint(java.lang.Object fingerPrint) For atomically comparing and exchanging a supplied fingerprint.

Methods inherited from class maspack.render.GL.GL2.GL2Object

beginCompile, beginCompileAndDraw, dispose, draw, endCompile, getDisplayList, isDisposed, isValid

Methods inherited from class maspack.render.GL.GL2.GL2ResourceBase

acquire, dispose, disposeInvalid, disposeInvalid, disposeUnreferenced, disposeUnreferenced, releaseDispose, releaseDispose

Methods inherited from class maspack.util.ReferenceCountedBase

acquireAndCount, getReferenceCount, release, releaseAndCount

Methods inherited from class java.lang.Object

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

Methods inherited from interface maspack.render.GL.GL2.GL2Resource

acquire, disposeInvalid, disposeUnreferenced, releaseDispose

Methods inherited from interface maspack.render.GL.GLResource

dispose, disposeInvalid, disposeUnreferenced, releaseDispose

Methods inherited from interface maspack.util.ReferenceCounted

acquireAndCount, getReferenceCount, release, releaseAndCount

Constructor Detail

GL2VersionedObject

public GL2VersionedObject(GL2DisplayList displayList,
                          java.lang.Object fingerPrint)

Method Detail

compareExchangeFingerPrint

public boolean compareExchangeFingerPrint(java.lang.Object fingerPrint)

For atomically comparing and exchanging a supplied fingerprint. Two fingerprints are deemed to be equal according to the "object" equality sense.

Parameters:

fingerPrint - to compare and set as current

Returns:

true if matches previous fingerprint