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 (float &x, float &y) const
	Distort an x,y position according to the distortion. More...

Detailed Description

Member Function Documentation

alterBuffer()

virtual void StelViewportEffect::alterBuffer ( QOpenGLFramebufferObject *  ) const

inlinevirtual

The default implementation does nothing.

distortXY()

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

inlinevirtual

The default implementation does nothing.

Reimplemented in StelViewportDistorterFisheyeToSphericMirror.

paintViewportBuffer()

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

virtual

Parameters

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

Reimplemented in StelViewportDistorterFisheyeToSphericMirror.