getRightmostSideOfSegment method
Implementation
int getRightmostSideOfSegment(DirectedEdge de, int i) {
Edge e = de.getEdge();
var coord = e.getCoordinates();
if (i < 0 || i + 1 >= coord.length) return -1;
if (coord[i].y == coord[i + 1].y)
return -1; // indicates edge is parallel to x-axis
int pos = Position.LEFT;
if (coord[i].y < coord[i + 1].y) pos = Position.RIGHT;
return pos;
}