var matingpool=[];

​

var startx=50;

var starty=0;

​

var maxspeed=3;

var gravity=2;

var lifespan=120;

var count=0;

var numPop=  20;

var evolution=0;

var maxfit=0;

var mutation=0.10;

var mutateRange=2;

var penalty=1;

var bonus=1;

var hits=0;

​

var targetx;

var targety;

​

function setup() {

  createCanvas(400, 400);

  starty=height-50;

  targetx=width-50;

  targety=height-50;

  for(var i=0; i<numPop; i++)

  {

  rockets.push(new Rocket());

  }

  evolution++;

  //frameRate(60);

}

​

function draw() {

  background(220);

  text("Evolution: " + evolution, 50,50);

  text("Hits: " + hits, 50, 60);

  circle(targetx, targety, 20);

  if(count>lifespan)

  {

  //rockets=[];

  count=0; 

  maxfit=0;

  for(var i=0; i<rockets.length; i++)

  {

  rockets[i].evaluate();

  if(rockets[i].fitness>maxfit)

      {

      maxfit=rockets[i].fitness;

      }

  }

  for(var i=0; i<rockets.length; i++)

  {

  rockets[i].fitness/=maxfit;  

  }

  matingpool=[]; 

  for(var i=0; i<rockets.length; i++)

  {

    var n= rockets[i].fitness*100;

    for(var j=0; j<n; j++)

    {

    matingpool.push(rockets[i]);  

    }

  }

  rockets=[];

  hits=0;

  evolution++;

  for(var i=0; i<numPop; i++)

  {

  var parrentA=random(matingpool);

  var parrentB=random(matingpool);

  var childDNA=[];

  childDNA.push((parrentA.dna[0]+parrentB.dna[0])/2);

    childDNA.push((parrentA.dna[1]+parrentB.dna[1])/2);

​

// Chance of mutation 

  if(random(0,1)>mutation)

  {

  childDNA[0]+=(random(mutateRange*-1, mutateRange)/100) * childDNA[0];    

  }

   if(random(0,1)<mutation)

  {

  childDNA[1]+=(random(mutateRange*-1, mutateRange)/100) * childDNA[0];    

  }

  rockets.push(new Rocket(childDNA[0], childDNA[1]));  

  }

  }

  for(var i=0; i<rockets.length; i++)

  {

  rockets[i].update();

  rockets[i].show();

  if((dist(rockets[i].x, rockets[i].y, targetx, targety) < 20)&& (rockets[i].success==false))

  {

  rockets[i].success=true;

  hits++;

​

  //console.log("WINNER Evolution:" +  evolution); 

  //evolution=0;

  }

  }

count++;

}

​

function mousePressed()

{

​

//rockets.push(new Rocket(mouseX, mouseY)); 

}

​

function fitness()

{

​

}