./training/graphics/opengl/index.html"
             description=
             "How to create OpenGL graphics within the Android app framework
             and respond to touch input."
            >Displaying Graphics with OpenGL ES</a>
        </div>
        <ul>
          <li><a href="../../../training/graphics/opengl/environment.html">
            Building an OpenGL ES Environment
          </a>
          </li>
          <li><a href="../../../training/graphics/opengl/shapes.html">
            Defining Sha