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jogamp.opengl

public Class GLStateTracker

Class Inheritance

extends Object

java.lang.Object
jogamp.opengl.GLStateTracker

Imports

com.jogamp.opengl.*, com.jogamp.common.util.IntIntHashMap, java.nio.IntBuffer, java.util.ArrayList

Tracks as closely as possible OpenGL states. GLStateTracker objects are allocated on a per-OpenGL-context basis.

Currently supported states: PixelStorei

Nested and Inner Type Summary

Modifier and Type	Class and Description
pack-priv static class	GLStateTracker.SavedState

Field Summary

Modifier and Type	Field and Description
private volatile boolean	enabled
public static final int	MIN_CLIENT_ATTRIB_STACK_DEPTH Minimum value of MAX_CLIENT_ATTRIB_STACK_DEPTH
private static final int	PIXEL_STATE_MAP_CAPACITY avoid rehash of static size pixel state map
private IntIntHashMap	pixelStateMap
private final ArrayList<GLStateTracker.SavedState>	stack

Constructor Summary

Access	Constructor and Description
public	GLStateTracker()

Method Summary

Modifier and Type	Method and Description
public final void	clearStates()
public final boolean	Returns: true if found in our map, otherwise false, which forces the caller to query GL. getInt(final int pname, final int[] params, final int params_offset)
public final boolean	Returns: true if found in our map, otherwise false, which forces the caller to query GL. getInt(final int pname, final IntBuffer params, final int dummy)
public final boolean	isEnabled()
public final void	popAttrib()
public final void	pushAttrib(final int flags)
private final void	resetStates()
public final void	setEnabled(final boolean on)
public final void	setInt(final int pname, final int param)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

enabled	back to summary
private volatile boolean enabled

MIN_CLIENT_ATTRIB_STACK_DEPTH	back to summary
public static final int MIN_CLIENT_ATTRIB_STACK_DEPTH Minimum value of MAX_CLIENT_ATTRIB_STACK_DEPTH

PIXEL_STATE_MAP_CAPACITY	back to summary
private static final int PIXEL_STATE_MAP_CAPACITY avoid rehash of static size pixel state map

pixelStateMap	back to summary
private IntIntHashMap pixelStateMap

stack	back to summary
private final ArrayList<GLStateTracker.SavedState> stack

Constructor Detail

GLStateTracker	back to summary
public GLStateTracker()

Method Detail

clearStates	back to summary
public final void clearStates()

getInt	back to summary
public final boolean getInt(final int pname, final int[] params, final int params_offset) Returns:boolean true if found in our map, otherwise false, which forces the caller to query GL.

getInt	back to summary
public final boolean getInt(final int pname, final IntBuffer params, final int dummy) Returns:boolean true if found in our map, otherwise false, which forces the caller to query GL.

isEnabled	back to summary
public final boolean isEnabled()

popAttrib	back to summary
public final void popAttrib()

pushAttrib	back to summary
public final void pushAttrib(final int flags)

resetStates	back to summary
private final void resetStates()

setEnabled	back to summary
public final void setEnabled(final boolean on)

setInt	back to summary
public final void setInt(final int pname, final int param)

jogamp.opengl back to summary

pack-priv Class GLStateTracker.SavedState

Class Inheritance

extends Object

java.lang.Object
jogamp.opengl.GLStateTracker.SavedState

Field Summary

Modifier and Type	Field and Description
private IntIntHashMap	pixelStateMap Empty pixel-store state

Constructor Summary

Access	Constructor and Description
pack-priv	SavedState()

Method Summary

Modifier and Type	Method and Description
pack-priv final IntIntHashMap	getPixelStateMap() get (client) pixel-store state, return reference
pack-priv final void	setPixelStateMap(final IntIntHashMap pixelStateMap) set (client) pixel-store state, deep copy

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

pixelStateMap	back to summary
private IntIntHashMap pixelStateMap Empty pixel-store state

Constructor Detail

SavedState	back to summary
pack-priv SavedState()

Method Detail

getPixelStateMap	back to summary
pack-priv final IntIntHashMap getPixelStateMap() get (client) pixel-store state, return reference

setPixelStateMap	back to summary
pack-priv final void setPixelStateMap(final IntIntHashMap pixelStateMap) set (client) pixel-store state, deep copy