exp.h

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// Exp.h: interface for the CExp class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_EXP_H__FC8610DB_C3EF_4172_8797_F1AE77DFC45D__INCLUDED_)
#define AFX_EXP_H__FC8610DB_C3EF_4172_8797_F1AE77DFC45D__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "GameObjTimed.h"

class CExp : public CGameObjTimed  
{
public:
	CExp();
	virtual ~CExp();

	int Draw();
	static CExp* LightOwner[3];
	static void LightOffAll()
	{
		for(int i=0;i<3;++i)
		{
			LightOwner[i]=0;
			glDisable(GL_LIGHT1+i);
		}
	}

	void LightOn()
	{
		int i =0;
		while(LightOwner[i] && i<3) ++i;
		if(i!=3) 
		{
			LightOwner[i]=this;
			float lp[4]={p.v[0],p.v[1],p.v[2],1};
			glPushMatrix();
			glLoadIdentity();
			glLightfv(GL_LIGHT1+i,GL_POSITION,lp);
			glPopMatrix();
			glEnable(GL_LIGHT1+i);
		}
	}

	void LightOff()
	{
		int i =0;
		while(LightOwner[i]!=this && i<3) ++i;
		if(i!=3) 
		{
			LightOwner[i]=0;
			glDisable(GL_LIGHT1+i);
		}
	}
	
	void Update(int t)
	{
		CGameObjTimed::Update(t);
		if(!active) LightOff();
	}
};

#endif // !defined(AFX_EXP_H__FC8610DB_C3EF_4172_8797_F1AE77DFC45D__INCLUDED_)