public static bool OneLineClose(LineSegment2D segment1, LineSegment2D segment2)
{
const double eps = 10.0;
var d1 = DistanceHelper.LineToPointDistance2D(segment1.P1, segment1.P2, segment2.P1);
var d2 = DistanceHelper.LineToPointDistance2D(segment1.P1, segment1.P2, segment2.P2);
var d3 = DistanceHelper.LineToPointDistance2D(segment2.P1, segment2.P2, segment1.P1);
var d4 = DistanceHelper.LineToPointDistance2D(segment2.P1, segment2.P2, segment1.P2);
return(d1 < eps || d2 < eps || d3 < eps || d4 < eps);
}
public static bool DistanceClose(LineSegment2D segment1, LineSegment2D segment2, bool checkIntersection = false)
{
const double eps = 35.0;
var d1 = DistanceHelper.SegmentToPointDistance2D(segment1, segment2.P1);
var d2 = DistanceHelper.SegmentToPointDistance2D(segment1, segment2.P2);
var d3 = DistanceHelper.SegmentToPointDistance2D(segment2, segment1.P1);
var d4 = DistanceHelper.SegmentToPointDistance2D(segment2, segment1.P2);
if (d1 < eps || d2 < eps || d3 < eps || d4 < eps)
{
return(true);
}
if (checkIntersection && DistanceHelper.IsIntersect(segment1, segment2))
{
return(true);
}
return(false);
}
private static HoughResult GroupSegments(LineSegment2D[] segments)
{
var solidSegments = new List <LineSegment2D>();
var dashSegments = new List <DashLineSegment2D>();
var grouped = GroupDirectionSerment(segments);
foreach (var group in grouped)
{
var fullSegments = GroupCloseSegment(group.Item2);
var allSegments = GroupDashSegment(fullSegments);
var dashSegment = GroupCloseDashSegment(allSegments.Item2);
solidSegments.AddRange(
allSegments.Item1.Where(l => DistanceHelper.Distance(l.P1, l.P2) > MinLineFullLenght));
dashSegments.AddRange(
dashSegment.Where(l => DistanceHelper.Distance(l.AsSolid.P1, l.AsSolid.P2) > MinLineFullLenght));
}
return(new HoughResult {
SolidLines = solidSegments.ToArray(), DashLines = dashSegments.ToArray()
});
}
