Package panamagl.performance

Class RenderCounter

java.lang.Object

panamagl.performance.RenderCounter

public class RenderCounter
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected int	diff
protected int	display
protected int	paint
protected TicToc	paintInterval	Measure time between each repaint query.
protected int	prevDiff
protected int	prevRenderDrift
protected int	renderDrift
protected TicToc	renderTimer	Should starts upon invocation of display() or receival of resize events, stop once paintComponent() has completed image rendering.
protected int	update

Constructor Summary

Constructors

Constructor	Description
RenderCounter()

Method Summary

Modifier and Type	Method	Description
boolean	diffChanged()	Return true if the difference between the number of paint and update has changed since last counter update.
String	eventCountInfo()
int	eventDiffDerivative()
void	onDisplay()
void	onPaint()
void	onPaintComponentBefore()
void	onStartPainting()
void	onStartRendering()
void	onUpdate()
int	paintIntervalMs()
String	paintIntervalMsInfo()
String	paintIntervalVsRenderTimeDiffInfo()
int	renderDriftDerivative()
boolean	renderLongerThanRepaintInterval()
int	renderTimeMs()
String	renderTimeMsInfo()
void	update()	Update difference between the number of paint and update events.
void	updatePrevDiff()

Methods inherited from class java.lang.Object

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

Field Details

update

protected int update

paint

protected int paint

display

protected int display

diff

protected int diff

prevDiff

protected int prevDiff

renderDrift

protected int renderDrift

prevRenderDrift

protected int prevRenderDrift

renderTimer

protected TicToc renderTimer

Should starts upon invocation of display() or receival of resize events, stop once paintComponent() has completed image rendering.

paintInterval

protected TicToc paintInterval

Measure time between each repaint query.

Constructor Details

RenderCounter

public RenderCounter()

Method Details

onPaintComponentBefore

public void onPaintComponentBefore()

onStartRendering

public void onStartRendering()

onStartPainting

public void onStartPainting()

onUpdate

public void onUpdate()

onPaint

public void onPaint()

onDisplay

public void onDisplay()

update

public void update()

Update difference between the number of paint and update events.

updatePrevDiff

public void updatePrevDiff()

diffChanged

public boolean diffChanged()

Return true if the difference between the number of paint and update has changed since last counter update.

renderTimeMsInfo

public String renderTimeMsInfo()

eventCountInfo

public String eventCountInfo()

paintIntervalVsRenderTimeDiffInfo

public String paintIntervalVsRenderTimeDiffInfo()

paintIntervalMsInfo

public String paintIntervalMsInfo()

renderLongerThanRepaintInterval

public boolean renderLongerThanRepaintInterval()

paintIntervalMs

public int paintIntervalMs()

renderTimeMs

public int renderTimeMs()

eventDiffDerivative

public int eventDiffDerivative()

Returns:

variation between now and previous measure of the difference between display and paint events count.

renderDriftDerivative

public int renderDriftDerivative()