/images/bumpMap2.png" x="90" y="30" width="50" height="30" filter="url(#surfaceScaleA)"/>
      <image xlink:href="../images/bumpMap2.png" x="160" y="30" width="50" height="30" filter="url(#surfaceScaleB)"/>
      <image xlink:href="../images/bumpMap2.png" x="230" y="30" width="50" height="30" filter="url(#surfaceScaleC)"/>
    </g>
    <!-- Various Diffuse Constants -->
    <g transform="translate(0, 120)">
      <text x="90" y="25">Various values for diffuseConstants: 0, 1 and 2</text>
      <image xlink: