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Locks the mesh buffer that contains the mesh attribute data, and returns a pointer to it.
Syntax
HRESULT LockAttributeBuffer(
DWORD Flags, DWORD **ppData );
Parameters
- Flags
- [in] Combination of zero or more locking flags that describe the type of lock to perform. For this method, the valid flags are:
- D3DLOCK_DISCARD
- D3DLOCK_NO_DIRTY_UPDATE
- D3DLOCK_NOSYSLOCK
- D3DLOCK_READONLY
For a description of the flags, see D3DLOCK.
- ppData
- [out] Address of a pointer to a buffer containing a DWORD for each face in the mesh.
Return Value
If the method succeeds, the return value is D3D_OK.
If the method fails, the return value can be D3DERR_INVALIDCALL.
Remarks
If ID3DXMesh::Optimize has been called, the mesh will also have an attribute table that can be accessed using the ID3DXMesh::GetAttributeTable method.
See Also
ID3DXMesh::UnlockAttributeBuffer, ID3DXMesh::GetAttributeTable, ID3DXMesh::SetAttributeTable