Determines if the settings instance is the global settings that require saving to the UserProjectSettings.
Copies all properties defined by the prototype of other to this instance.
Marks the settings as dirty and invokes the onDirty event handler.
ReadonlyonInvoked when the settings changed.
This is an internal event. Do not subscribe directly to it, use UserProjectSettings.onSettingsChanged.
The SnappingSettings class contains settings for snapping in the viewport.