PatchMesh.LockVertexBuffer Method

Language:

Locks the vertex buffer.

Definition

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

C# public GraphicsStream LockVertexBuffer(
    LockFlags flags
);

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

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

Visual Basic	Public Function LockVertexBuffer( _ ByVal flags As LockFlags _ ) As GraphicsStream
C#	public GraphicsStream LockVertexBuffer( LockFlags flags );
C++	public: GraphicsStream^ LockVertexBuffer( LockFlags flags );
JScript	public function LockVertexBuffer( 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, NoSystemLock, ReadOnly, and NoOverWrite. For a description of the flags, see LockFlags.

Return Value

Microsoft.DirectX.GraphicsStream
A GraphicsStream object that represents the locked vertex buffer.

Remarks

The vertex buffer is usually locked, written to, and then unlocked for reading.

Patch meshes use 16-bit index 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.

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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.