import processing.opengl.*;
import anar.*;
 
 
 
 
/*
 * Example for Anar library (Architectural Research)
 * by Guillaume LaBelle and Julien Nembrini (c) 2008
 * http://anar.ch
 */
 
 
 
;
Obj faces;
 
void setup(){
    size(800,400,OPENGL);
  Anar.init(this);
  initTest();
}
 
 
void draw(){
  background(255);
  faces.draw();
 
}
 
 
void initTest(){
  faces = new Obj();
 
  // INIT
  PtABS a = Anar.Pt(1,2,3);
  PtABS b = Anar.Pt(20,2,3);
 
  PtABS a0 = Anar.Pt(1,18,3);
  PtABS b0 = Anar.Pt(20,4,3);
 
 
  // CREATE THE FIRST FACE
  Face f0 = new Face();
  faces.add(f0);
  f0.add(a);
  f0.add(a0);
  f0.add(b0);
  f0.add(b);
 
 
 
 
 
 
  Param alpha = new Param(0f,-2*PI,2*PI);
  //alpha.mod = PI/8f;
 
  Transform t = new Transform(a0,b0);
  t.rotateZ(alpha);
 
 
 
  Pt ax = Anar.Pt(a0);
  ax.translate(0,10,0);
 
  Pt bx = Anar.Pt(b0);
  bx.translate(0,10,0);
 
 
  Face f2 = new Face();
  faces.add(f2);
  f2.add(a0);
  f2.add(ax);
  f2.add(bx);
  f2.add(b0);
 
 
 
  //TODO: This is confusing! If you move the point directly everything is fine.
  //    you expect to could be able to apply transform directly on ax and the rest is fine.
  //    but it's not.
 
//    ax.apply(t);
//    bx.apply(t);
  f2.apply(t);
 
 
 
  Pt axx = Anar.Pt(f2.pt(1));
  axx.translate(0,10,0);
 
  Pt bxx = Anar.Pt(f2.pt(2));
  bxx.translate(0,10,0);    
 
 
  Face f3 = new Face();
  faces.add(f3);
  f3.add(f2.pt(1));
  f3.add(axx);
  f3.add(bxx);
  f3.add(f2.pt(2));
 
  Transform t2 = new Transform(f2.pt(1),f2.pt(2));
  t2.rotateZ(new ParamDiv(alpha,2));
 
  f3.apply(t2);
 
 
 
 
  faces.scale(3);
  Anar.sliders(alpha);
  Anar.camTarget(faces);
 
}