StelViewportEffect Class Reference

Allow to apply visual effects on the whole Stellarium viewport. More...

#include <StelViewportEffect.hpp>

Public Member Functions
virtual QString	getName () const
virtual void	alterBuffer (QOpenGLFramebufferObject *) const
	Alter the GL frame buffer, this method must not display anything. More...
virtual void	paintViewportBuffer (const QOpenGLFramebufferObject *buf) const
	Draw the viewport on the screen. More...
virtual void	distortXY (qreal &x, qreal &y) const
	Distort an x,y position according to the distortion. More...

Detailed Description

Allow to apply visual effects on the whole Stellarium viewport.

Member Function Documentation

alterBuffer()

virtual void StelViewportEffect::alterBuffer ( QOpenGLFramebufferObject *  ) const

inlinevirtual

Alter the GL frame buffer, this method must not display anything.

The default implementation does nothing.

distortXY()

virtual void StelViewportEffect::distortXY ( qreal &  x, qreal &  y  ) const

inlinevirtual

Distort an x,y position according to the distortion.

The default implementation does nothing.

Reimplemented in StelViewportDistorterFisheyeToSphericMirror.

paintViewportBuffer()

virtual void StelViewportEffect::paintViewportBuffer ( const QOpenGLFramebufferObject *  buf ) const

virtual

Draw the viewport on the screen.

Parameters

buf	the GL frame buffer containing the Stellarium viewport already drawn. The default implementation paints the buffer on the fullscreen.

Reimplemented in StelViewportDistorterFisheyeToSphericMirror.