private static void FillEdgeEvent(DTSweepContext tcx, DTSweepConstraint edge, AdvancingFrontNode node) { bool right = tcx.EdgeEvent.Right; if (right) { DTSweep.FillRightAboveEdgeEvent(tcx, edge, node); } else { DTSweep.FillLeftAboveEdgeEvent(tcx, edge, node); } }