source: orxonox.OLD/trunk/src/lib/graphics/effects/graphics_effect.cc @ 6977

/*
   orxonox - the future of 3D-vertical-scrollers

   Copyright (C) 2004 orx

   This program 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, or (at your option)
   any later version.

### File Specific:
   main-programmer: Patrick Boenzli
*/

#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_GRAPHICS


#include "graphics_effect.h"

#include "graphics_engine.h"
#include "load_param.h"


using namespace std;



/**
 * @param root The XML-element to load the GraphicsEffect from

  @todo what to do, if no GraphicsEffect-Slots are open anymore ???
 */
GraphicsEffect::GraphicsEffect(const TiXmlElement* root)
{
  this->setClassID(CL_GRAPHICS_EFFECT, "GraphicsEffect");
  this->bActivated = false;

  this->bActivated = GraphicsEngine::getInstance()->loadGraphicsEffect(this);
}


/**
 *  destroys a GraphicsEffect
 */
GraphicsEffect::~GraphicsEffect()
{
  if( this->bActivated)
    GraphicsEngine::getInstance()->unloadGraphicsEffect(this);
}


/**
 * @param root The XML-element to load the GraphicsEffect from
 */
void GraphicsEffect::loadParams(const TiXmlElement* root)
{
  BaseObject::loadParams(root);
}


/**
 *  initializes the graphics effect
 */
bool GraphicsEffect::init()
{}



/**
 * draws the effect, if needed
 */
void GraphicsEffect::draw() const
{}



/**
 * ticks the effect if there is any time dependancy
 */
void GraphicsEffect::tick(float dt)
{}