Pong Clone code: obj_ball Ver.3

///obj_ball code
///Create Event

//Movement
yv = 4;
xv = 4;

//Ball starts off in random direction
//This needs to be tweaked, but is not too important right now
ChooseX = choose (-xv, xv);
ChooseY = choose (-yv, yv);

///Step Event

//The actual collision
if (place_meeting(x,y,obj_paddle))
{
if (obj_paddle.spd = 0)
{
    xv *= -1;
    yv *= -1;

}

    //If paddle and ball are moving in the same direction
if ((obj_paddle.spd < 0) && (yv < 0) || obj_paddle.spd > 0) && (yv > 0)
{
   xv *= -1;
   yv = obj_paddle.spd - yv;
   direction = 360;
}

    //If paddle and ball are not moving in same direction
    if((obj_paddle.spd < 0) && (yv > 0) || obj_paddle.spd > 0) && (yv < 0)
{
        //Don't know what to do here (!!!)
        xv *= -1;
        yv *= -1;
        direction = 360;
}
}

//}
//x = nextX;
//y = nextY



//Checking if ball hits wall, bounces it back
if(y <= sprite_height/2 || y >= room_height - (sprite_height/2))
{
    yv *= -1; //if vspeed goes up, -1 * -1 = 1, down, opp. for other
}


//Brings ball back to original position if goes offscreen, gives points
if (x >= room_width)
{
    //Give Player 2 a point
    with (obj_gamecontrol) player2points = player2points + 1;

    //Reset position, send Player 2's way
    x = xstart;
    y = ystart;

    xv = -4;
    yv = -4;

    //PickDirection = choose (xv, yv)
}

if (x <= 0)
{
    //give Player 1 a point
    with (obj_gamecontrol) player1points = player1points + 1;

    //Reset position, send Player 1's way
    x = xstart;
    y = ystart;

    xv = 4;
    yv = 4;

    //How can this work?
    //PickDirection = choose (xv, yv)


}