/* ----------------------------------------------
Computing Kaizen Studio
Advanced Studio VI Spring 2010
Columbia University GSAPP

Distressed Bodies
Code by Biayna Bogosian
http://www.arch.columbia.edu/
http://proxyarch.com/kaizen

This work is licensed under a Creative Commons 
Attribution-Noncommercial-Share Alike 3.0 License
-----------------------------------------------*/

class Connections{

  Node link0, link1;
  Spring mySpring;
  float stress;
  int hold;

  Connections(Node _link0, Node _link1){
    mySpring = physics.makeSpring(_link0.theParticle,_link1.theParticle, 5, 1.0, spacing/4.0);
    link0 = _link0;
    link1 = _link1;
    stress = 0.0;
    hold = 0;
  }

  void update(){
    stress =  abs(mySpring.restLength() - link0.location.dist(link1.location) );
    
    stroke( 200 -  min(200,stress*5) );
    strokeWeight(2);
    float x,y,z,x1,y1,z1;
    x = link0.theParticle.position().x(); 
    y = link0.theParticle.position().y();
    z = link0.theParticle.position().z();
    x1 = link1.theParticle.position().x(); 
    y1 = link1.theParticle.position().y();
    z1 = link1.theParticle.position().z();
    line(x,y,x1,y1);
  }

}