/** Entry point to C language function: <code> void {@native glVertexAttribPointer}(GLuint indx, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *  ptr); </code> <br>Part of <code>GL_ES_VERSION_2_0</code>, <code>GL_VERSION_2_0</code>
      @param ptr a direct only {@link java.nio.Buffer}   */
  public void glVertexAttribPointer(int indx, int size, int type, boolean normalized, int stride, Buffer ptr);