vtOrthoFlyer Class Reference

Inheritance diagram for vtOrthoFlyer:

Public Member Functions
void	Eval ()
Public Member Functions inherited from vtFlyer
void	SetSpeed (float fSpeed)
float	GetSpeed ()
void	OnMouse (vtMouseEvent &event)
	Virtual handler, to catch mouse events, can be overridden by your engine class.
float	GetCurrentSpeed ()
	Current speed (meters/second as of the most recent frame)
Public Member Functions inherited from vtLastMouse
void	GetNormalizedMouseCoords (float &mx, float &my)
Public Member Functions inherited from vtEngine
osg::Referenced *	GetTarget (uint which=0)
void	AddTarget (osg::Referenced *ptr)
void	RemoveTarget (osg::Referenced *ptr)
uint	NumTargets ()
	Return the number of targets for this engine.
virtual void	OnKey (int key, int flags)
	Virtual handler, to catch keyboard events, can be overridden by your engine class.
virtual void	OnWindowSize (int width, int height)
	Virtual handler, to catch resize events, can be overridden by your engine class.

Additional Inherited Members
Public Attributes inherited from vtLastMouse
int	m_buttons
IPoint2	m_pos
int	m_flags

Detailed Description

This engine extends vtFlyer for navigation of an orthographic camera (usually, top-down).

• Left button: forward-backward (implemented as zoom), yaw
• Right button: up-down, left-right

Position is considered relative to the center of the window.

Member Function Documentation

void vtOrthoFlyer::Eval ( )

virtual

Virtual handler, will be called every frame to do the work of the engine. You must override this if you want your engine to be useful.

Reimplemented from vtFlyer.