+ const VertexFormat &get_format() const { return format; }
+private:
+ static unsigned get_array_slot(unsigned char);
+
+public:
+ /// Clears all vertices from the array.
+ void clear();
+
+ /// Reserve space for vertices.
+ void reserve(unsigned);
+
+ /// Append a new vertex at the end of the array and return its location.
+ float *append();
+
+ /// Returns the location of a vertex for modification.
+ float *modify(unsigned);
+private:
+ virtual unsigned get_data_size() const;
+ virtual const void *get_data_pointer() const { return &data[0]; }
+
+public:
+ unsigned size() const { return data.size()/stride; }
+ const std::vector<float> &get_data() const { return data; }
+ const float *operator[](unsigned i) const { return &data[0]+i*stride; }
+
+ /// Equivalent to apply(). For compatibility with the Bindable interface.
+ void bind() const { apply(); }
+
+ /// Applies component arrays to the GL.
+ void apply() const;
+
+private:
+ static void apply_arrays(const std::vector<Array> *, const std::vector<Array> *, const float *, unsigned);
+public:
+ static void unbind();