Package panamagl.canvas

Interface GLCanvas

public interface GLCanvas

A canvas able to perform OpenGL calls through the GLEventListener interface.

Author:

Martin Pernollet

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static enum	GLCanvas.Flip

Method Summary

Modifier and Type	Method	Description
void	display()	Trigger display.
GLContext	getContext()	Return the GL context.
GLCanvas.Flip	getFlip()
GL	getGL()	Return the GL instance allowing to invoke OpenGL.
GLEventListener	getGLEventListener()	Return the event listener handling init, drawing and resize requests.
int	getHeight()
RenderCounter	getMonitoring()	Return the performance information about this panel.
OffscreenRenderer	getOffscreenRenderer()
Image<?>	getScreenshot()
int	getWidth()
boolean	isInitialized()	Return true if the panel has initialized GL ressource and is ready for display.
boolean	isRendering()	Return true if a frame rendering has started and not yet finished.
boolean	isVisible()	Return true if the component is visible on screen (depend on windowing toolkit implementation, e.g.
void	repaint()
void	setFlip(GLCanvas.Flip flip)
void	setGLEventListener(GLEventListener listener)	Set the event listener handling init, drawing and resize requests.
void	setOffscreenRenderer(OffscreenRenderer offscreen)
void	setScreenshot(Image<?> image)

Method Details

display

void display()

Trigger display. The component is responsible for routing the request to the appropriate threads.

isRendering

boolean isRendering()

Return true if a frame rendering has started and not yet finished.

getGLEventListener

GLEventListener getGLEventListener()

Return the event listener handling init, drawing and resize requests.

setGLEventListener

void setGLEventListener(GLEventListener listener)

Set the event listener handling init, drawing and resize requests.

isInitialized

boolean isInitialized()

Return true if the panel has initialized GL ressource and is ready for display.

isVisible

boolean isVisible()

Return true if the component is visible on screen (depend on windowing toolkit implementation, e.g. Component.isVisible()).

getContext

GLContext getContext()

Return the GL context.

getGL

GL getGL()

Return the GL instance allowing to invoke OpenGL.

getMonitoring

RenderCounter getMonitoring()

Return the performance information about this panel.

getWidth

int getWidth()

getHeight

int getHeight()

repaint

void repaint()

setScreenshot

void setScreenshot(Image<?> image)

getScreenshot

Image<?> getScreenshot()

getOffscreenRenderer

OffscreenRenderer getOffscreenRenderer()

setOffscreenRenderer

void setOffscreenRenderer(OffscreenRenderer offscreen)

setFlip

void setFlip(GLCanvas.Flip flip)

getFlip

GLCanvas.Flip getFlip()