AIChase

function chaseMove() : IEnumerator{
    var x;
    var z;
    //check for collisions, check for route to player
    var pX : float;
    var pZ : float;
    var mX : float;
    var mZ : float;
    var player = GameObject.FindWithTag("Player");
    pX = player.transform.position.x;
    pZ = player.transform.position.z;
    mX = transform.position.x;
    mZ = transform.position.z;
    var rotation : float;
    //GameObject.FindObjectOfType<--research
    speed = 10; //Bump up speed, monster is chasing (running)
    while(state==move_state.chasing){
        playerDist = Vector3.Distance(player.transform.position, transform.position);
        if(playerDist<=2){
            attack();
        }
        if((pX>mX||pX<mX)&&(pZ>mZ||pZ<mZ)){
            if(pX>mX){
                rotation = player.transform.position.x-transform.position.x;
                transform.Rotate(Vector3.up*Time.deltaTime*rotation);
            }
            else if(pX<mX){
                rotation = transform.position.x-player.transform.position.x;
                transform.Rotate(Vector3.up*Time.deltaTime*rotation);
            }
            x = Time.deltaTime * speed;
            z = Time.deltaTime * speed;
            transform.Translate(0,0,z);
        }
        else if(pX>mX||pX<mX){ //Choose whether to go forward/backward or left/right
            if(playerDist>=hearDist){
                setState(move_state.searching);
                turn = false;
            }
            x = Time.deltaTime * speed;
            transform.Translate(x,0,0); //Translate forward 6 units per second
        }
        else if(pZ>mZ||pZ<mZ){
            if(playerDist>=hearDist){
                setState(move_state.searching);
                turn = false;
            }
            z = Time.deltaTime * speed;
            transform.Translate(0,0,z); //Same settings as x move
        }
        yield; //Wait until next frame
    }
}