/**
  * Indicates whether hardware acceleration is available under any form for the view hierarchy.
  *
  * @return True if the view hierarchy can potentially be hardware accelerated, false otherwise
  */
 public static boolean isAvailable() {
   return GLES20Canvas.isAvailable();
 }
 static HardwareRenderer create(boolean translucent) {
   if (GLES20Canvas.isAvailable()) {
     return new Gl20Renderer(translucent);
   }
   return null;
 }