Aquaria/BBGE/QuadTrail.h

/*
Copyright (C) 2007, 2010 - Bit-Blot

This file is part of Aquaria.

Aquaria is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#ifndef QUADTRAIL_H
#define QUADTRAIL_H

#include "RenderObject.h"

enum QuadTrailAlphaEffect
{
	QTAE_NONE		= 0,
	QTAE_NORMAL		= 1
};

struct QuadTrailPoint
{
	QuadTrailPoint()
	{
		life = 1;
	}

	Vector point;
	float life;
};

class QuadTrail : public RenderObject
{
public:
	QuadTrail(int maxPoints, float pointDist);
	void addPoint(const Vector &point);

	QuadTrailAlphaEffect quadTrailAlphaEffect;

	float lifeRate;
protected:
	
	Vector backOffset;
	int numPoints;
	int maxPoints;
	float pointDist;
	typedef std::list<QuadTrailPoint> Points;
	Points points;

	void onRender();
	void onUpdate(float dt);
};

#endif