import processing.opengl.*;
import anar.*;





/*
 * Example for Anar library by Guillaume LaBelle + Julien Nembrini
 * http://anar.ch
 */


boolean record = false;


Obj     form;

Sliders mySliders;


void setup(){
    size(800,400,OPENGL);
  Anar.init(this);
  Anar.drawAxis(true);
  createForm();
}


void createForm(){
  Obj core = new Obj();
  form = new Obj();

  // CREATE PARAMETERS and Add to SliderList
  Param height = new Param(5,0,20,1.4f).tag("HH");
  Param angle = new Param(0.05f, -PI/16f,PI/16f).tag("RR");
  Param width = new Param(50,0,100).tag("WW");
  Anar.sliders(height);
  Anar.sliders(angle);
  Anar.sliders(width);

  // Create a Basic 3D form (a core structure)
  Face f = new Circle(width,5);

  for (int i = 0; i<40; i++)
    core.add(f = new Face(f,new RotateZ(angle).translateZ(height)));

  form.add(core);
  Anar.camTarget(core);

  // Create a second shape gate = (parametric sequence of lines)
  Param lineWidth = new Param(2,0,100).tag("LW");
  Param lineSpace = new Param(3,0,20).tag("LS");
  Anar.sliders(lineWidth);
  Anar.sliders(lineSpace);

  Obj gate = new Obj();
  Pts line = new Pts();
  Pt p;

  line.add(p = Anar.Pt(0,0,0));
  line.add(Anar.Pt(p,new TranslateY(lineWidth)));

  gate.add(line);

  for (int i = 0; i<10; i++)
    gate.add(line = new Pts(gate.lineEnd(),new TranslateX(lineSpace)));

  gate.add(new Pts(Anar.Pt(0,0,0),Anar.Pt(0,0,30)));

  form.add(gate); // added, gate will be displayed

  // Now we have two basic Shapes (core and gate)
  // let's track three points used as referential plan
  // for the orientation of the gate (snapped on the core)

  // Three points on the surface with three colors
  Pt ia = core.face(5).pt(0);
  ia.fill(255,0,0);
  Pt ib = core.face(6).pt(0);
  ib.fill(255,255,0);
  Pt ic = core.face(5).ptEnd();
  ic.fill(255);

  form.add(ia);
  form.add(ib);
  form.add(ic);

  // Create a transformation with a plan of reference
  // where the three given points define the referential plan)
  Transform t = new Transform(ia,ib);
  t.postTransform = false; // remove the post Translation, so the part is
  // moved
  // and placed according to the referential coordinates.

  // Apply the transformation to a copy of the object
  form.add(new Obj(gate,t));


  // Create similar as previous process but for many faces on the top of the
  // form.
  for (int i = 0; i<16; i++)
    for (int j = 0; j<4; j++){
      Pt iia = form.faceEnd(i+1).pt(j);
      iia.fill(255,0,0);
      Pt iib = form.faceEnd(i).pt(j);
      iib.fill(255,255,0);
      Pt iic = form.faceEnd(i+1).pt(j+1);
      iic.fill(255);

      form.add(iia);
      form.add(iib);
      form.add(iic);

      Transform tt = new Transform(iia,iib,iic);
      tt.postTransform = false;

      form.add(new Obj(gate,tt));
    }


//    println(form.numOfFaces());
}


void draw(){
  background(155);
  Anar.draw();
  form.draw();
}


void keyPressed(){
  Anar.add(form.orphaned());
  form.translateX(100);
  
}