| Microsoft DirectX 8.1 (C++) | 
The DIVIRTUAL_CAD_FLYBY genre contains control for fly-through navigation of three-dimensional environments.
| Priority 1 Controls | 
|---|
| DIAXIS_CADF_LATERAL | 
| DIAXIS_CADF_MOVE | 
| DIAXIS_CADF_INOUT | 
| DIBUTTON_CADF_MENU | 
| DIBUTTON_CADF_SELECT | 
| DIBUTTON_CADF_SPECIAL | 
| DIBUTTON_CADF_SPECIAL1 | 
| DIBUTTON_CADF_SPECIAL2 | 
| Priority 2 Controls | 
|---|
| DIAXIS_CADF_ROTATEX | 
| DIAXIS_CADF_ROTATEY | 
| DIAXIS_CADF_ROTATEZ | 
| DIBUTTON_CADF_DEVICE | 
| DIBUTTON_CADF_DISPLAY | 
| DIBUTTON_CADF_PAUSE | 
| DIHATSWITCH_CADF_HATSWITCH |