Adds a vertex to a Direct3DRMFace object.
HRESULT AddVertex(
D3DVALUE x,
D3DVALUE y,
D3DVALUE z
);
Parameters
x, y, and z
The x, y, and z components of the position of the new vertex.
Return Values
Returns D3DRM_OK if successful, or an error otherwise. For a list of possible return codes, see Direct3D Retained-Mode Return Values.