import processing.opengl.*;
import anar.*;
 
 
 
 
 
/*
 * Example for Anar library by Guillaume LaBelle + Julien Nembrini
 * http://anar.ch
 */
 
 
Obj myObj = new Obj();
 
 
void setup(){
    size(800,400,OPENGL);
  Anar.init(this);
  Anar.drawAxis();
  initForm();
}
 
void initForm(){
 
  // First construction: a basic line
  Pts ctrlPts = new Pts();
 
  ctrlPts.add(0,0,0);
  ctrlPts.add(30,20,0);
  ctrlPts.add(60, -20,0);
  ctrlPts.add(90,0,0);
  ctrlPts.add(120,0,40);
  ctrlPts.add(150,0,0);
  ctrlPts.add(180,0,0);
  ctrlPts.stroke(155,0,0);
 
  ctrlPts.translate(0,60,0);
 
  // Add this first module
  Pts moduleA = createModule(ctrlPts);
  myObj.add(moduleA);
 
  // Create new controlPoints one from a symmetry
  Pts ctrlPtsSym = new Pts(ctrlPts,new MirrorY());
 
  // Create a new curve based on the new controlPoints
  Pts moduleB = createModule(ctrlPtsSym);
  myObj.add(moduleB);
 
  // Create Faces
  for (int i = 1; i<moduleA.numOfPts(); i++){
    Face f = new Face();
 
    f.add(moduleA.pt(i-1));
    f.add(moduleB.pt(i-1));
    f.add(moduleB.pt(i));
    f.add(moduleA.pt(i));
 
    myObj.add(f);
  }
 
  Anar.sliders(ctrlPts);
  Anar.camTarget(myObj);
}
 
Pts createModule(Pts construction){
 
  // From this first set of points, create a curve of degree 4
  CSpline curve = new CSpline(construction,4);
 
  // Extract a serie of points from the curve
  Pts curveWithPointsUniform = curve.getPts(30);
 
  return curveWithPointsUniform;
}
 
 
void draw(){
  background(155);
  myObj.draw();
}