vtlib library
Public Member Functions | List of all members
vtTimeEngine Class Reference
Inheritance diagram for vtTimeEngine:
Inheritance graph
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Public Member Functions

void Eval ()
 
- 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 OnMouse (vtMouseEvent &event)
 Virtual handler, to catch mouse events, can be overridden by your engine class.
 
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.
 

Detailed Description

The TimeEngine class keeps track of time of day (hours, minutes, seconds since midnight) and when evaluated, informs each of its target of the time.

Time can advance at either real time (1 second simulated = 1 real second), or at any faster or slower rate.

Member Function Documentation

void vtTimeEngine::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 vtEngine.