PatchMesh.LockIndexBuffer(LockFlags) Method (Microsoft.DirectX.Direct3D)
Locks the index buffer.
Definition
Visual Basic Public Function LockIndexBuffer( _
ByVal flags As LockFlags _
) As GraphicsStreamC# public GraphicsStream LockIndexBuffer(
LockFlags flags
);C++ public:
GraphicsStream^ LockIndexBuffer(
LockFlags flags
);JScript public function LockIndexBuffer(
flags : LockFlags
) : GraphicsStream;
Parameters
flags Microsoft.DirectX.Direct3D.LockFlags
Zero or more LockFlags that describe the type of lock to perform. For this method, the valid flags are Discard, NoDirtyUpdate, NoSysLock, and ReadOnly. For a description of the flags, see LockFlags.
Return Value
Microsoft.DirectX.GraphicsStream
A GraphicsStream object that represents the locked index buffer.
Remarks
The index buffer is usually locked, written to, and then unlocked for reading. Patch mesh index buffers are 16-bit buffers.
Exceptions
The method call is invalid. For example, a method's parameter might contain an invalid value.
Microsoft Direct3D could not allocate sufficient memory to complete the call.
See Also
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