import processing.opengl.*;
import anar.*;
 
 
 
import java.util.Iterator;
 
 
 
 
/*
 * Example for Anar library by Guillaume LaBelle + Julien Nembrini
 * http://anar.ch
 */
 
 
 
 
Face f;
 
Obj  myObj = new Obj();
 
 
void setup(){
    size(800,400,OPENGL);
  Anar.init(this);
  initForm();
 
  Face.globalRender = new QuakeNoise(10);
  Anar.drawAxis(true);
}
 
 
void initForm(){
 
  f = new Star(100,50,6);
 
  Transform t = new Transform();
  t.translate(0,0,5);
  t.scale(0.98f,0.95f,1);
  t.rotateZ(.1f);
 
  for (int i = 0; i<50; i++){
    Face tmpFace = new Face(f,t);
    myObj.add(tmpFace);
    f = tmpFace;
  }
 
 
  Anar.camTarget(myObj);
 
}
 
 
void draw(){
  background(200);
 
  myObj.draw();
 
 
}
 
 
  float cf;
 
  Quake(float cf){
    this.cf = cf;
  }
 
  void draw(Pts pts){
    beginShape();
 
    Iterator j = pts.iterator();
    while (j.hasNext()){
      Pt pt = (Pt)j.next();
      vertex((float)pt.x()+rnd(),(float)pt.y()+rnd(),(float)pt.z()+rnd());
    }
 
    endShape(2);// CLOSE
  }
 
  float rnd(){
    return (float) ((float)Math.random()*cf*2-cf);
  }
 
}
 
int count;
int lastFrame = 0;
 
 
  float cf;
 
 
  QuakeNoise(float cf){
    this.cf = cf;
  }
 
  void draw(Pts pts){
    if(lastFrame!=frameCount){
      count = lastFrame;
      lastFrame = frameCount;
    }
 
    beginShape();
 
    Iterator j = pts.iterator();
    while (j.hasNext()){
      Pt pt = (Pt)j.next();
      vertex((float)pt.x()+rnd(),(float)pt.y()+rnd(),(float)pt.z()+rnd());
    }
 
    endShape(2);// CLOSE
  }
 
  float rnd(){
    return (float) (noise(count++/100f)*cf*2-cf);
  }
 
}