ArcType() Core/ArcType.js 8 ArcType defines the path that should be taken connecting vertices. Members staticconstantCesium.ArcType.GEODESIC : Number Core/ArcType.js 23 Follow geodesic path. staticconstantCesium.ArcType.NONE : Number Core/ArcType.js 15 Straight line that does not conform to the surface of the ellipsoid. staticconstantCesium.ArcType.RHUMB : Number Core/ArcType.js 31 Follow rhumb or loxodrome path.