/**
 * @file fog_effect.h
 *  atmospheric fog
 */

#ifndef _FOG_EFFECT
#define _FOG_EFFECT

#include "graphics_effect.h"

class TiXmlElement;

//! A class that handles FogEffects. The FogEffectManager operates on this.
class FogEffect : public GraphicsEffect
{
  public:
    FogEffect(const TiXmlElement* root = NULL);
    virtual ~FogEffect();

    virtual void loadParams(const TiXmlElement* root);

    virtual bool init();

    virtual bool activate();
    virtual bool deactivate();
};


#endif /* _FOG_EFFECT */