Display tab on Model Options dialog.
Select this option to display the name of each zone in the Edit screen while at block level. Zone labels are shown by default.
Select this option to get the imported drawing included in the calculation of the model extent at site and building levels when the Fit view command is run and when the screen is refreshed internally within DesignBuilder.
Select this option to show the imported drawing at zone and surface levels. The option is switched off by default for the sake of clarity but you may wish to switch it on when drawing openings at surface level to help position windows, doors etc.
Select this option to display shading devices while in the Edit screen. Shading devices are shown by default.
You can speed up display in the edit screen by switching off window display. Windows are shown by default.
The image below illustrates shading by Activity Template.