GL_ATI_vertex_attrib_array_object
http://oss.sgi.com/projects/ogl-sample/registry/ATI/vertex_attrib_array_object.txt
	void glGetVertexAttribArrayObjectfvATI (GLuint index, GLenum pname, GLfloat* params)
	void glGetVertexAttribArrayObjectivATI (GLuint index, GLenum pname, GLint* params)
	void glVertexAttribArrayObjectATI (GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, GLuint buffer, GLuint offset)