// if not a tracer, place clouds

    // if not a tracer, place clouds and affect items

    {

        _affect_items(beam, x, y);
    }

    // calling affect() and _affect_items() for each.
    // now, we get a bit fancy, drawing all radius 0
    // effects, then radius 1, radius 2, etc.  It looks
    // a bit better that way.

    // calling affect() for each.  Now, we get a bit
    // fancy, drawing all radius 0 effects, then radius 1,
    // radius 2, etc.  It looks a bit better that way.

    // now affect items
    if (!drawOnly)
    {
        _affect_items(beam, realx, realy);
        if (_affects_wall(beam, grd[realx][realy]))
            _affect_wall(beam, realx, realy);
    }