The Settings are a set of properties for controlling selection, editing, and previewing aspects of the Level Editor. These can be accessed in the Level Editor Toolbar.
| Option | Description | ||||||
|---|---|---|---|---|---|---|---|
| Selection | |||||||
| Allow Translucent Selection | If checked, clicking on geometry with translucent materials applied will select the Actor. |
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| Allow Group Selection | If checked, selecting an Actor in a group selects the group instead of the individual Actor. | ||||||
| Strict Box Selection | If checked, an Actor must be completely within the marquee selection box in order to be selected. | ||||||
| Box Select Occluded Objects | When enabled, marquee box select operations will also select objects that are occluded by other objects. | ||||||
| Show Transform Widget | Toggles the visibility of the Transform widget in the Viewports. | ||||||
| Scalability | |||||||
| Engine Scalability Settings | Provides quick access to Scalability settings that control the fidelity of various rendering features:  |
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| Material Quality level | Sets the Material quality level used for previewing in the Viewports. See Material Quality Switch Expression for more information on setting up Materials to work with this setting.
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| Preview Rendering Level | This sets the rendering level used by the editor. | ||||||
| Real Time Audio | |||||||
| Volume | Controls the volume of sounds from the world that are played when the Viewport is set to realtime. | ||||||
| Snapping | |||||||
| Enable Actor Snapping | If checked, Actors will snap to the location of other Actors if they are within a specified distance. | ||||||
| Distance | Sets the distance Actors must be within in order to snap to one another if Enable Actor Snapping is checked. | ||||||
| Enable Socket Snapping | If checked, allows Actors to be snapped to sockets. | ||||||
| Enable Vertex Snapping | If checked, Actors will snap to the nearest vertex on another Actor in the direction of movement. | ||||||
| Enable Planar Snapping | If checked, actors will snap to the nearest location on the constraint plane. This only works correctly in Perspective views. | ||||||
| Viewport | |||||||
| Hide Viewport UI | Toggles hidden Viewport UI mode, and hides all overlaid Viewport UI widgets. | ||||||
| Previewing | |||||||
| Draw Brush Polys | If checked, semi-translucent polygons are rendered for the faces of a CSG brush when selected.
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| Only Load Visible Levels in Game Preview | If checked, only visible levels will be loaded when game preview starts. | ||||||
| Enable Particle System LOD Switching | If checked, particle systems will use distance LOD switching in perspective Viewports. | ||||||
| Toggle Particle System Helpers | Toggles showing particles system helpers in Viewports. | ||||||
| Freeze Particle Simulation | If checked, particle systems will freeze their simulation state. | ||||||
| Enable LOD View Locking | If checked, Viewports of the same type will use the same LOD. | ||||||
| Enable Automatic Level Streaming | If checked, the Viewport will stream in levels automatically when the camera is moved. |
