VertexArray(const VertexArray &);
VertexArray &operator=(const VertexArray &);
public:
VertexArray(const VertexFormat &);
~VertexArray();
VertexArray(const VertexArray &);
VertexArray &operator=(const VertexArray &);
public:
VertexArray(const VertexFormat &);
~VertexArray();