Undertale Yellow script viewer

function collision_line_first(arg0, arg1, arg2, arg3, arg4, arg5, arg6)

{

    var ox = arg0;

    var oy = arg1;

    var dx = arg2;

    var dy = arg3;

    var object = arg4;

    var prec = arg5;

    var notme = arg6;

    var sx = dx - ox;

    var sy = dy - oy;

    var inst = collision_line(ox, oy, dx, dy, object, prec, notme);

    if (inst != -4)

    {

        while (abs(sx) >= 1 || abs(sy) >= 1)

        {

            sx /= 2;

            sy /= 2;

            var i = collision_line(ox, oy, dx, dy, object, prec, notme);

            if (i)

            {

                dx -= sx;

                dy -= sy;

                inst = i;

            }

            else

            {

                dx += sx;

                dy += sy;

            }

        }

    }

    return inst;

}