le">gluQuadricOrientation</span></span></a>), then any normals generated
            point away from the center of the sphere.
            Otherwise, they point toward the center of the sphere.
        </p><p>
            If texturing is turned on (with <a class="citerefentry" href="gluQuadricTexture"><span class="citerefentry"><span class="refentrytitle">gluQuadricTexture</span></span></a>), then texture
            coordinates are
            generated so that <span class="emphasis"><em>t</em></span> rang