+/**
+ * Vertex attribute array as seen by the client.
+ *
+ * Contains the size, type, format and normalization flag,
+ * along with the index of a vertex buffer binding point.
+ *
+ * Note that the Stride field corresponds to VERTEX_ATTRIB_ARRAY_STRIDE
+ * and is only present for backwards compatibility reasons.
+ * Rendering always uses VERTEX_BINDING_STRIDE.
+ * The gl*Pointer() functions will set VERTEX_ATTRIB_ARRAY_STRIDE
+ * and VERTEX_BINDING_STRIDE to the same value, while
+ * glBindVertexBuffer() will only set VERTEX_BINDING_STRIDE.
+ */
+struct gl_vertex_attrib_array
+{
+ GLint Size; /**< Components per element (1,2,3,4) */
+ GLenum Type; /**< Datatype: GL_FLOAT, GL_INT, etc */
+ GLenum Format; /**< Default: GL_RGBA, but may be GL_BGRA */
+ GLsizei Stride; /**< Stride as specified with gl*Pointer() */
+ const GLubyte *Ptr; /**< Points to client array data. Not used when a VBO is bound */
+ GLintptr RelativeOffset; /**< Offset of the first element relative to the binding offset */
+ GLboolean Enabled; /**< Whether the array is enabled */
+ GLboolean Normalized; /**< Fixed-point values are normalized when converted to floats */
+ GLboolean Integer; /**< Fixed-point values are not converted to floats */
+ GLuint _ElementSize; /**< Size of each element in bytes */
+ GLuint VertexBinding; /**< Vertex buffer binding */
+};
+
+
+/**
+ * This describes the buffer object used for a vertex array (or
+ * multiple vertex arrays). If BufferObj points to the default/null
+ * buffer object, then the vertex array lives in user memory and not a VBO.
+ */
+struct gl_vertex_buffer_binding
+{
+ GLintptr Offset; /**< User-specified offset */
+ GLsizei Stride; /**< User-specified stride */
+ GLuint InstanceDivisor; /**< GL_ARB_instanced_arrays */
+ struct gl_buffer_object *BufferObj; /**< GL_ARB_vertex_buffer_object */
+ GLbitfield64 _BoundArrays; /**< Arrays bound to this binding point */
+};
+
+