IDirect3DRMFrame::GetTransform
HRESULT GetTransform(D3DRMMATRIX4D rmMatrix);
Retrieves the local transformation of the frame as a 4-by-4 affine matrix.
·Returns D3DRM_OK if successful, or an error otherwise. For a list of possible return codes, see Direct3D Retained-Mode Return Values.
rmMatrix
A D3DRMMATRIX4D array that will be filled with the frame's transformation. Because this is an array, this value is actually an address.