PreviewColor

Editor only

Declaration

FLinearColor PreviewColor() const;

Header: #include "Tools/OrbdaleTerrainFeatureTools.h"
Module: PublicDependencyModuleNames.Add("OrbdaleTerrainEditor"); in an editor module’s Build.cs: an editor module, not in packaged games.
Stability: Stable: changes within a major version only add.
Thread: Game thread, editor only. (the rule of UOrbdaleTerrainFeatureToolBase)