
Normal road
            <BumpTrace>
                [b]<Bool>1</Bool>[/b]
                <Rand>26299</Rand>
                <RandClampX>0</RandClampX>
                <RandClampY>99</RandClampY>
                <TraceRepeat>30</TraceRepeat>
                <TraceSpace>3</TraceSpace>
                <Diffus>
                    <R>0.87</R>
                    <G>0.87</G>
                    <B>0.85</B>
                </Diffus>
            </BumpTrace>

Cobbeld raod

<BumpTrace>
                [b]<Bool>0</Bool>[/b]
                <Rand>26299</Rand>
                <RandClampX>0</RandClampX>
                <RandClampY>99</RandClampY>
                <TraceRepeat>40</TraceRepeat>
                <TraceSpace>12</TraceSpace>
                <Diffus>
                    <R>0.5</R>
                    <G>0.5</G>
                    <B>0.5</B>
                </Diffus>
            </BumpTrace>