<Model> - Seaplane Example
<Model> defines the 3D LSR spatial reference frame in which the <Model>’s <Locations> are defined (other fields not shown)
<Geometry> of the plane is now a component of the <Geometry Model> of the <Model>
Union of Primitive Geometry
srf_params.is_2D = SE_FALSE
srf_params.params_3D- SRM_LSR_3D_SRF
Instance of DRM Diagram - Sheet 2