Encapsulate 3D entities for better memory management
| typedef Dtk_SmartPtr<Dtk_Body> Dtk_BodyPtr | 
Handles a object.
| typedef Dtk_SmartPtr<Dtk_Coedge> Dtk_CoedgePtr | 
Handles a object.
Handles a Dtk_ConicalSurface object.
Handles a Dtk_CylindricalSurface object.
| typedef Dtk_SmartPtr<Dtk_Edge> Dtk_EdgePtr | 
Handles a object.
Handles a Dtk_Ellipse object.
| typedef Dtk_SmartPtr<Dtk_Face> Dtk_FacePtr | 
Handles a object.
Handles a Dtk_FilletSurface object.
Handles a Dtk_Hyperbola object.
Handles a Dtk_LinearExtrusionSurface object.
Handles a Dtk_Polyline object.
| typedef Dtk_SmartPtr<Dtk_Loop> Dtk_LoopPtr | 
Handles a object.
| typedef Dtk_SmartPtr<Dtk_Lump> Dtk_LumpPtr | 
Handles a object.
Handles a Dtk_NurbsCurve object.
Handles a Dtk_NurbsSurface object.
Handles a Dtk_OffsetSurface object.
Handles a Dtk_Parabola object.
Handles a Dtk_PatchSurface object.
Handles a Dtk_PlaneSurface object.
Handles a Dtk_Polyline object.
Handles a Dtk_RevolutionSurface object.
Handles a Dtk_RuledSurface object.
| typedef Dtk_SmartPtr<Dtk_Shell> Dtk_ShellPtr | 
Handles a object.
Handles a Dtk_SphericalSurface object.
Handles a Dtk_StandardRevolutionSurface object.
Handles a Dtk_Surface object.
Handles a object.
Handles a Dtk_ToroidalSurface object.
Handles a Dtk_TransformedSurface object.
| typedef Dtk_SmartPtr<Dtk_Vertex> Dtk_VertexPtr | 
Handles a object.
| typedef Dtk_SmartPtr<Dtk_Volume> Dtk_VolumePtr | 
Handles a object.