www.pudn.com > ATimeToKill.rar > engine.h

#ifndef __ENGINE_H 
#define __ENGINE_H 
 
#define WIN32_LEAN_AND_MEAN 
#define WIN32_EXTRA_LEAN 
 
/* 
	ENGINE.H 
 
	The main engine class 
 
	Author: Kevin Hawkins 
	Date: 3/29/2001 
	Description: CEngine is the main engine class, derived from COGLWindow. 
			   It holds virtual functions GameCycle, OnPrepare, OnGetCamera, 
			   and OnGetWorld. CEngine is also the location of the main 
			   Windows message loop.  
 
*/ 
 
#include "world.h" 
#include "oglwindow.h" 
#include "camera.h" 
#include "HiResTimer.h" 
 
#include  
#include  
#include  
#include  
 
class CEngine : public COGLWindow 
{ 
private: 
 
protected: 
	CHiResTimer *timer;							// high performance timer 
 
	virtual void GameCycle(float deltaTime); 
 
	virtual void OnPrepare() {}					// setup OpenGL for frame 
	virtual CCamera *OnGetCamera() { return NULL; }	// override in derived engine 
	virtual CWorld *OnGetWorld() { return NULL; } 
 
	virtual void CheckInput(float deltaTime); 
 
public: 
	CEngine() {} 
	CEngine(const char *szName, bool fscreen, int w, int h, int b) :  
			COGLWindow(szName, fscreen, w, h, b) {} 
	~CEngine() {} 
	LRESULT EnterMessageLoop(); 
}; 
 
#endif