This Shading viewport label menu lets you choose how objects are displayed in Nitrous viewports.
3. Shading menu
General options for Nitrous viewports appear on the Viewport Configuration dialog; in particular, on the Visual Style & Appearance panel.
Lets you choose from among the most commonly used shading styles. Shading styles are described in the topic Visual Style & Appearance Panel.
Opens a submenu with options for displaying a background in the viewport.
Opens the Visual Style & Appearance panel of the Viewport Configuration dialog. This lets you change the visual style and set other options.
These options affect how selected geometry appears in viewports.
When off, selected faces are indicated by red edges only.
Viewport lighting affects viewports only: It has no effect on how the scene is rendered.
Options on this menu are disabled when Shaded is the active style.
When chosen, the viewport uses lighting from light objects in the scene.
(The default.) When chosen, the viewport uses lighting from the default lights.
Ctrl+L toggles between using scene lights and default lights.
To "lock" a light means that the light will stay on until it is unlocked, whether or not the light casts shadows. When a light is locked, choosing Auto Display Selected Lights does not turn it off.
The choices that follow are toggles.
When on, the viewport previews shadows. See Previewing Shadows and Other Lighting in Viewports.
When on, the viewport previews ambient occlusion.
These options are the same as those on the Views menu Show Materials in Viewport As submenu.
The remaining options choose whether to uses Shaded (Phong) or Realistic materials, and whether or not to display maps.
To customize the gradient colors, use the Customize User Interface dialog Colors panel Viewport Background Gradient Bottom and Viewport Background Gradient Top options.
To customize the solid background color, use the Customize User Interface dialog Colors panel Viewport Background option.
To choose an image file for one or all viewports, use the Viewport Configuration dialog Background panel.