jsai/app.js at master · llipio/jsai · GitHub

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var c = 0;
var aiPos = 0;

var walls = 0;
var avoided = 0;
var crash = 0;

function tick()
{
    c++;
    document.getElementById('stepsDone').value = c;
    moveWall(); //move wall to the left
    checkCollision();
    experience();
}

var tickInterval;

function runSim(state)
{
    if(state == 1)//run simulation
    {
        if(c > 100)
        {
            runSim('0'); //force stop
        }else{
                tickInterval = setInterval("tick();", 20);
             }

    }else{
            //stop simulation
            clearInterval(tickInterval);
            c = 0;
            document.getElementById('stepsDone').value = c;
            document.getElementById('wall').style.left = null;
            document.getElementById('wall').style.right = '0px';
        	document.getElementById('ai').style.marginTop = "50px";
        	aiPos = 0;
        	walls = 0;
        	crash = 0;
        	avoided = 0;

         }
}


var lastWallCount = 0;
var lastAvoided = 0;
var lastCrash = 0;
var tryzone = 0;

function experience()
{
    var aizone;
    var wallzone;

    //get wall and ai zone
    var getWallY = document.getElementById('wall').offsetTop;
    var getAIY = document.getElementById('ai').offsetTop;

    var getWallCenter = (getWallY-100)+50;

    if(getWallCenter <= 150)
    {
    	//zone 0
      document.getElementById('t_wall_zone').innerHTML = "0";
      wallzone = "0";
    }else{
    			//zone 1
          document.getElementById('t_wall_zone').innerHTML = "1";
          wallzone = "1";
    		}

    var getAICenter = (getAIY-100)+25;

    if(getAICenter <= 150)
    {
      //zone 0
      document.getElementById('t_ai_zone').innerHTML = "0";
      aizone = "0";
    }else{
          	//zone 1
      			document.getElementById('t_ai_zone').innerHTML = "1";
            aizone = "1";
    			}

    //trying
    document.getElementById('t_trying').innerHTML = tryzone;


    //read from experience 'database'
    var buildvar = aizone+wallzone+tryzone;
    var experienceDB = document.getElementById('succ_'+buildvar).innerHTML;

    //read from 'DB' and decide
    if(tryzone == 0)
    {
    	buildvarOther = aizone+wallzone+1;
      experienceDBOther = document.getElementById('succ_'+buildvarOther).innerHTML;
      if(parseInt(experienceDBOther) > parseInt(experienceDB)+parseInt(10))
      {
      	buildvar = buildvarOther;
        experienceDB = document.getElementById('succ_'+buildvar).innerHTML;
        tryzone = 1;
      }

    }

    if(tryzone == 1)
    {
    	buildvarOther = aizone+wallzone+0;
      experienceDBOther = document.getElementById('succ_'+buildvarOther).innerHTML;
      if(parseInt(experienceDBOther) > parseInt(experienceDB)+parseInt(10))
      {
      	buildvar = buildvarOther;
        experienceDB = document.getElementById('succ_'+buildvar).innerHTML;
        tryzone = 0;
      }

    }


    //move AI
   	if(tryzone == 0){moveCar('up');}else{moveCar('down');}


		//update DB only when wall is leftmost
		if(lastWallCount != walls)
    {
    	//do update
      if(lastAvoided != avoided)
      {
      	experienceDB = parseInt(experienceDB)+parseInt(1);
        document.getElementById('succ_'+buildvar).innerHTML = experienceDB;
        lastAvoided = avoided;
      }

      if(lastCrash != crash)
      {
        experienceDB = parseInt(experienceDB)-parseInt(1);
        document.getElementById('succ_'+buildvar).innerHTML = experienceDB;
        lastCrash = crash;
      }

    	lastWallCount = walls;
      tryzone = Math.floor(Math.random() * 2);//random between 0 and 1

        //randomize wall position
        var randomWallYPos = Math.floor(Math.random() * (200 + 1) + 0);
        document.getElementById('wall').style.marginTop = randomWallYPos+"px";

        document.getElementById('wall').style.left = null;
        document.getElementById('wall').style.right = '0px';


    }

}