docs: public static void logVersionInfo() {
          Log.i(TAG, "vendor  : " + GLES20.glGetString(GLES20.GL_VENDOR));
          Log.i(TAG, "renderer: " + GLES20.glGetString(GLES20.GL_RENDERER));
          Log.i(TAG, "version : " + GLES20.glGetString(GLES20.GL_VERSION));
  
          if (false) {
              int[] values = new int[1];
              GLES30.glGetIntegerv(GLES30.GL_MAJOR_VERSION, values, 0);
              int majorVersion = values[0];
              GLES30.glGetIntegerv(GLES30.GL_MINOR_VERSION, values, 0);
              int minorVersion = values[0];
              if (GLES30.glGetError() == GLES30.GL_NO_ERROR) {
                  Log.i(TAG, "iversion: " + majorVersion + "." + minorVersion);
              }
          }
      }