Ejemplo n.º 1
0
 internal bool PointIsInsideAnObstacle(Point intersect, Directions direction)
 {
     return(PointIsInsideAnObstacle(intersect, ScanDirection.GetInstance(direction)));
 }
Ejemplo n.º 2
0
        internal ObstaclePortEntrance(ObstaclePort oport, Point unpaddedBorderIntersect, Direction outDir, ObstacleTree obstacleTree)
        {
            ObstaclePort            = oport;
            UnpaddedBorderIntersect = unpaddedBorderIntersect;
            OutwardDirection        = outDir;

            // Get the padded intersection.
            var lineSeg = new LineSegment(UnpaddedBorderIntersect, StaticGraphUtility.RectangleBorderIntersect(
                                              oport.Obstacle.VisibilityBoundingBox, UnpaddedBorderIntersect, outDir));
            IList <IntersectionInfo> xxs = Curve.GetAllIntersections(lineSeg, oport.Obstacle.VisibilityPolyline, true /*liftIntersections*/);

            Debug.Assert(1 == xxs.Count, "Expected one intersection");
            this.VisibilityBorderIntersect = ApproximateComparer.Round(SpliceUtility.RawIntersection(xxs[0], UnpaddedBorderIntersect));

            this.MaxVisibilitySegment = obstacleTree.CreateMaxVisibilitySegment(this.VisibilityBorderIntersect,
                                                                                this.OutwardDirection, out this.pointAndCrossingsList);

            // Groups are never in a clump (overlapped) but they may still have their port entrance overlapped.
            if (this.Obstacle.IsOverlapped || (this.Obstacle.IsGroup && !this.Obstacle.IsInConvexHull))
            {
                this.IsOverlapped = obstacleTree.IntersectionIsInsideAnotherObstacle(/*sideObstacle:*/ null, this.Obstacle
                                                                                     , this.VisibilityBorderIntersect, ScanDirection.GetInstance(OutwardDirection));
                if (!this.Obstacle.IsGroup || this.IsOverlapped || this.InteriorEdgeCrossesObstacle(obstacleTree))
                {
                    unpaddedToPaddedBorderWeight = ScanSegment.OverlappedWeight;
                }
            }
            if (this.Obstacle.IsInConvexHull && (unpaddedToPaddedBorderWeight == ScanSegment.NormalWeight))
            {
                SetUnpaddedToPaddedBorderWeightFromHullSiblingOverlaps(obstacleTree);
            }
        }