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C# Edge.AddIntersections方法代码示例

本文整理汇总了C#中System.Edge.AddIntersections方法的典型用法代码示例。如果您正苦于以下问题:C# Edge.AddIntersections方法的具体用法?C# Edge.AddIntersections怎么用?C# Edge.AddIntersections使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Edge的用法示例。


在下文中一共展示了Edge.AddIntersections方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: AddIntersections

        /// <summary> 
        /// This method is called by clients of the EdgeIntersector class to test for and add
        /// intersections for two segments of the edges being intersected.
        /// Note that clients (such as MonotoneChainEdges) may choose not to intersect
        /// certain pairs of segments for efficiency reasons.
        /// </summary>
        /// <param name="e0"></param>
        /// <param name="segIndex0"></param>
        /// <param name="e1"></param>
        /// <param name="segIndex1"></param>
        public void AddIntersections(Edge e0, int segIndex0, Edge e1, int segIndex1)
        {
            // if (e0 == e1 && segIndex0 == segIndex1)
            if (ReferenceEquals(e0, e1) && segIndex0 == segIndex1)
                return;             // Diego Guidi say's: Avoid overload equality, i use references equality, otherwise TOPOLOGY ERROR!

            NumTests++;
            Coordinate p00 = e0.Coordinates[segIndex0];
            Coordinate p01 = e0.Coordinates[segIndex0 + 1];
            Coordinate p10 = e1.Coordinates[segIndex1];
            Coordinate p11 = e1.Coordinates[segIndex1 + 1];
            _li.ComputeIntersection(p00, p01, p10, p11);
            /*
             *  Always record any non-proper intersections.
             *  If includeProper is true, record any proper intersections as well.
             */
            if (_li.HasIntersection)
            {
                if (_recordIsolated)
                {
                    e0.Isolated = false;
                    e1.Isolated = false;
                }
                _numIntersections++;
                // if the segments are adjacent they have at least one trivial intersection,
                // the shared endpoint.  Don't bother adding it if it is the
                // only intersection.
                if (!IsTrivialIntersection(e0, segIndex0, e1, segIndex1))
                {
                    _hasIntersection = true;
                    if (_includeProper || !_li.IsProper)
                    {
                        e0.AddIntersections(_li, segIndex0, 0);
                        e1.AddIntersections(_li, segIndex1, 1);
                    }
                    if (_li.IsProper)
                    {
                        _properIntersectionPoint = (Coordinate) _li.GetIntersection(0).Clone();
                        _hasProper = true;
                        if (!IsBoundaryPoint(_li, _bdyNodes))
                            _hasProperInterior = true;
                    }
                }
            }
        }
开发者ID:Walt-D-Cat,项目名称:NetTopologySuite,代码行数:55,代码来源:SegmentIntersector.cs

示例2: AddIntersections

        /// <summary>
        /// This method is called by clients of the EdgeIntersector class to test for and add
        /// intersections for two segments of the edges being intersected.
        /// Note that clients (such as MonotoneChainEdges) may choose not to intersect
        /// certain pairs of segments for efficiency reasons.
        /// </summary>
        /// <param name="e0"></param>
        /// <param name="segIndex0"></param>
        /// <param name="e1"></param>
        /// <param name="segIndex1"></param>
        public void AddIntersections(Edge e0, int segIndex0, Edge e1, int segIndex1)
        {
            if ( e0 == e1 && segIndex0 == segIndex1) return;
            _numTests++;
            Coordinate p00 = e0.Coordinates[segIndex0];
            Coordinate p01 = e0.Coordinates[segIndex0 + 1];
            Coordinate p10 = e1.Coordinates[segIndex1];
            Coordinate p11 = e1.Coordinates[segIndex1 + 1];

            _lineIntersector.ComputeIntersection( p00, p01, p10, p11);

            if ( _lineIntersector.HasIntersection() )
            {
                if ( _recordIsolated )
                {
                    e0.SetIsIsolated( false );
                    e1.SetIsIsolated( false );

                }
                //intersectionFound = true;
                _numIntersections++;
                // if the segments are adjacent they have at least one trivial intersection,
                // the shared endpoint.  Don't bother adding it if it is the
                // only intersection.
                if ( !IsTrivialIntersection( e0, segIndex0, e1, segIndex1) )
                {
                    _hasIntersection = true;
                    if ( _includeProper || ! _lineIntersector.IsProper() )
                    {
                        //Debug.println(_lineIntersector);
                        e0.AddIntersections( _lineIntersector, segIndex0, 0 );
                        e1.AddIntersections( _lineIntersector, segIndex1, 1 );
                    }
                    if ( _lineIntersector.IsProper() )
                    {
                        _properIntersectionPoint = (Coordinate) _lineIntersector.GetIntersection(0).Clone();
                        _hasProper = true;
                        if ( !IsBoundaryPoint( _lineIntersector, _bdyNodes) )
                        {
                            _hasProperInterior = true;
                        }
                    }
                } // if ( !IsTrivialIntersection( e0, segIndex0, e1, segIndex1) )

            } // if ( _lineIntersector.HasIntersection() )
        }
开发者ID:vmoll,项目名称:geotools,代码行数:56,代码来源:SegmentIntersector.cs


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