d3d9.dllLockAttributeBuffer
Microsoft DirectX 9.0 SDK Update (October 2004)

ID3DXMesh::LockAttributeBuffer Method


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


© 2004 Microsoft Corporation. All rights reserved.
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