PatchMesh.LockIndexBuffer Method

Language:

Locks the index buffer.

Definition

Visual Basic Public Function LockIndexBuffer( _
    ByVal flags As LockFlags _
) As GraphicsStream

C# public GraphicsStream LockIndexBuffer(
    LockFlags flags
);

C++ public:
GraphicsStream^ LockIndexBuffer(
    LockFlags flags
);

JScript public function LockIndexBuffer(
    flags : LockFlags
) : GraphicsStream;

Visual Basic	Public Function LockIndexBuffer( _ ByVal flags As LockFlags _ ) As GraphicsStream
C#	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

InvalidCallException The method call is invalid. For example, a method's parameter might contain an invalid value.

OutOfMemoryException Microsoft Direct3D could not allocate sufficient memory to complete the call.

InvalidCallException	The method call is invalid. For example, a method's parameter might contain an invalid value.
OutOfMemoryException	Microsoft Direct3D could not allocate sufficient memory to complete the call.