Undertale Yellow script viewer

function room_set_background(arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11)

{

    var __ind = arg0;

    var __bind = arg1;

    var __vis = arg2;

    var __fore = arg3;

    var __back = arg4;

    var __x = arg5;

    var __y = arg6;

    var __htiled = arg7;

    var __vtiled = arg8;

    var __hspeed = arg9;

    var __vspeed = arg10;

    var __alpha = arg11;

    if (room_exists(__ind) == false)

        return -1;

    var __currroom = layer_get_target_room();

    layer_set_target_room(__ind);

    __background_set_element(__bind, __vis, __fore, __back, __x, __y, __htiled, __vtiled, 1, 1, false, __hspeed, __vspeed, 16777215, __alpha);

    layer_set_target_room(__currroom);

}