source: orxonox.OLD/branches/atmospheric_engine/src/lib/graphics/effects/snow_effect.cc @ 7576

/*
   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: hdavid, amaechler
*/

#include "snow_effect.h"

#include "util/loading/load_param.h"
#include "util/loading/factory.h"

#include "glincl.h"
#include "debug.h"

#include "state.h"
#include "sprite_particles.h"
#include "plane_emitter.h"

#include "parser/tinyxml/tinyxml.h"

//SHELL_COMMAND(activate, SnowEffect, activateSnow);

using namespace std;

CREATE_FACTORY(SnowEffect, CL_SNOW_EFFECT);

SnowEffect::SnowEffect(const TiXmlElement* root)
{
  this->setClassID(CL_SNOW_EFFECT, "SnowEffect");

  if (root != NULL)
    this->loadParams(root);

  this->init();
  
  this->activate();
}


SnowEffect::~SnowEffect()
{
  this->deactivate();
}

SpriteParticles* SnowEffect::snowParticles = NULL;

void SnowEffect::loadParams(const TiXmlElement* root)
{
  WeatherEffect::loadParams(root);

//   LoadParam(root, "snow-mode", this, SnowEffect, setSnowMode);
//   LoadParam(root, "snow-density", this, SnowEffect, setSnowDensity);
//   LoadParam(root, "snow-color", this, SnowEffect, setSnowColor);


}

bool SnowEffect::init()
{
  this->emitter = new PlaneEmitter();
}



bool SnowEffect::activate()
{
  PRINTF(0)("Activating Snow Effect\n");
  
  SnowEffect::snowParticles = new SpriteParticles(10000);
  SnowEffect::snowParticles->setName("SnowEffectTrailParticles");
  SnowEffect::snowParticles->setMaterialTexture("maps/snow_flake_01_32x32.png");
  //SnowEffect::snowParticles->setSize(1);
  SnowEffect::snowParticles->setLifeSpan(8, 2);
  SnowEffect::snowParticles->setRadius(0.0, 5.0, 10.0);
  SnowEffect::snowParticles->setRadius(0.2, 5.0, 10);
  SnowEffect::snowParticles->setRadius(1.0, 5.0, 10);
  SnowEffect::snowParticles->setMass(0, 1.0, .3);
  SnowEffect::snowParticles->setColor(0,1, 1, 1,.5);
  SnowEffect::snowParticles->setColor(.5, .6, .6, .6, .2);
  SnowEffect::snowParticles->setColor(1, .0, .0, .0, .0);

  
  this->emitter->setSystem(SnowEffect::snowParticles);
  
 // this->updateNode(0);
  this->emitter->setEmissionRate(900);
  this->emitter->setEmissionVelocity(150, 50);
  this->emitter->setSpread(0, .3);
  this->emitter->setSize(1200, 1200);
}


bool SnowEffect::deactivate()
{
  PRINTF(0)("Deactivating Snow Effect\n");
  
  this->emitter->setSystem(NULL);
}

void SnowEffect::draw() const
{
}

void SnowEffect::tick(float dt)
{
}