List<OverlapRemovalNode> GetLeftNeighbours(OverlapRemovalParameters parameters, ScanLine scanLine,
OverlapRemovalNode currentNode, bool isHorizontal)
{
var lstNeighbours = new List<OverlapRemovalNode>();
OverlapRemovalNode nextNode = scanLine.NextLeft(currentNode);
for (; null != nextNode; nextNode = scanLine.NextLeft(nextNode))
{
// AddNeighbor returns false if we are done adding them.
if (!AddNeighbour(parameters, currentNode, nextNode, lstNeighbours, true /* isLeftNeighbor */
, isHorizontal))
{
if (!nextNode.DeferredLeftNeighborToV)
{
break;
}
}
} // endfor NextLeft
return lstNeighbours;
} // end GetLeftNeighbours