Microsoft DirectX 8.1 (Visual Basic)

Copy Functions

The copying library provided by the Microsoft Direct3DX utility library supplies functions that enable you to easily copy data between vertex arrays, index arrays, and vertex and index buffers associated with mesh objects.

Mesh Buffer D3DXMeshIndexBuffer8GetData
  D3DXMeshIndexBuffer8SetData
  D3DXMeshVertexBuffer8GetData
  D3DXMeshVertexBuffer8SetData
Memory DXCopyMemory