import hardcorepawn.fog.*;

fog myFog;
float nearDist;
float farDist; 
color fogColor;
void setup()
{
  size(200,200,P3D);
  myFog=new fog(this);
  nearDist=150;
  farDist=500;
  myFog.setupFog(nearDist,farDist);
  fogColor=color(64,128,256);
  myFog.setColor(fogColor);
}

void draw()
{
  background(fogColor);
  beginShape(QUADS);
  vertex(20,20,0);
  vertex(180,20,-100);
  vertex(180,180,-100);
  vertex(20,180,0);
  endShape();
  myFog.doFog();
}