com.threerings.opengl.renderer
Class Query

java.lang.Object
  com.threerings.opengl.renderer.Query

Direct Known Subclasses:

Query.SamplesPassed

public abstract class Query
extends Object

An OpenGL occlusion query object.

Nested Class Summary

static class

Query.SamplesPassed Queries the number of samples passed.

Field Summary

protected int	_id The OpenGL identifier for this query.
protected Renderer	_renderer The renderer responsible for this query.
protected IntBuffer	_result Stores results.
protected int	_target The query target.

Constructor Summary

Query(Renderer renderer, int target)
Creates a new query for the specified renderer.

Method Summary

protected void	finalize()
int	getId() Returns this query's OpenGL identifier.
int	getResult() Retrieves and returns the result of this query.
int	getTarget() Returns the query's target.
boolean	isResultAvailable() Determines whether the result of the query would be available without blocking.

Methods inherited from class java.lang.Object

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

Field Detail

_renderer

protected Renderer _renderer

The renderer responsible for this query.

_id

protected int _id

The OpenGL identifier for this query.

_target

protected int _target

The query target.

_result

protected IntBuffer _result

Stores results.

Constructor Detail

Query

public Query(Renderer renderer,
             int target)

Creates a new query for the specified renderer.

Method Detail

getId

public final int getId()

Returns this query's OpenGL identifier.

getTarget

public final int getTarget()

Returns the query's target.

isResultAvailable

public boolean isResultAvailable()

Determines whether the result of the query would be available without blocking.

getResult

public int getResult()

Retrieves and returns the result of this query.

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable