genome meow;
int minGenes=4;
int maxGenes=15;
int maxRepeat=3;
int maxNodes=1000;
int amount=int(random(minGenes,maxGenes));

scrollBar genomeScroll;
PFont uiFont;
boolean displayUI=false;
boolean displayNeuronUI=false;
boolean useSmooth=false;
int displayMode=2;

boolean dragCreature=false;
boolean stimulateNeuron=false;

boolean useGravity=false;

boolean useMirror=true;


cell selected=null;
int selectedID=0;
position genomeAnchor;

float FRICTION_FORCE=0.95;
float FLUID_FORCE=.2;
vector GRAVITY_VECTOR=new vector(270,.1);
lattice rawr;
int nodeAmount=0;

position rootNode;

position lightSource=new position(mouseX,mouseY);
void setup()
{
  useRK=true;
  size(500,500);
  uiFont=loadFont("KnockoutHTF30JuniorWelterwt-48.vlw");
  textFont(uiFont);
  textMode(CORNER);  
  ellipseMode(CENTER);
  rectMode(CORNER);
  
  meow=new genome(amount);
  rawr=new lattice(nodeAmount);
  genomeAnchor=new position(25,50);
  position scrollPos=new position(genomeAnchor.x,genomeAnchor.y-15);
  genomeScroll=new scrollBar(scrollPos,400);
  
  rootNode=new position(width/2,height/2+40);

  buildCreature(rawr,meow);
  
//  framerate(50);
  
}

void draw()
{

  if(displayUI)
    doUI();  
  else
  {
    background(0);
    stroke(60);
    noFill();
    rect(10,50+70,480,330);   
   
    fill(160);
    textFont(uiFont,16);
    text("press 'h' for interface",15,470);   
    text("press 'c' to create new creature",15,490);       
  }
 
  if(mouseY>90)
    playMode();  

  rawr.update(lightSource);
  display();
  if(!rawr.stable)
  {
    selected=null;
    amount=int(random(minGenes,maxGenes));
    rawr=new lattice(0);
    meow=new genome(amount);  
    buildCreature(rawr,meow);
  }
  lightSource=new position(mouseX,mouseY);
  noFill();
  stroke(255);
  ellipse(lightSource,15);
}

void mousePressed()
{
     
}

void playMode()
{
  if(rawr!=null&&rawr.nodes!=null)
  {  
    if(selected==null)
      selected=rawr.nodes[0];
    position mp=new position(mouseX,mouseY);      
    for(int i=0;i<rawr.nodes.length;i++)
    {
      float distanceNow=dist(mp,selected.p);
      if(dist(mp,rawr.nodes[i].p)<distanceNow)
      {   
        if(!mousePressed||(stimulateNeuron&&!dragCreature))              
        {
          selected=rawr.nodes[i];
          selectedID=i;
        }
      }
    }    
    if(mousePressed)
    {
      if(dragCreature)
      {
        vector v=new vector(selected.p,mp);
        v.m*=.1;
        selected.velocity=selected.velocity.add(v.a,v.m);         
        noFill();    
        stroke(160,180,190,230);
        ellipse(selected.p.x,selected.p.y,10,10);       
      }
      if(stimulateNeuron)
      {
        signal s=new signal(1,1);
        selected.n.recieve(s);
      }
    }
    else
    {
      noFill();    
      stroke(160,160,180,100);
      ellipse(selected.p.x,selected.p.y,16,16);      
//      line(selected.p.x,selected.p.y,mp.x,mp.y);            
    }
  }
}