TopologicalPredicates/PlaneSweep.h at main · shudgit/TopologicalPredicates · GitHub

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#include "Segment2D.h"
#include "SimplePoint2D.h"
#include "HalfSegment2D.h"
#include "AttributedHalfSegment2D.h"
#include "EventPoint.h"
#include <vector>
#include <queue>
#include <map>

class PlaneSweep {
    protected:
        SimplePoint2D currentEventPoint;
        std::vector<Segment2D> sweepStatus;
        std::map<Segment2D, bool> attributes;
        std::map<Segment2D, std::pair<int, int>> attributes2;
        std::map<Segment2D, int> objects;
    public:
        PlaneSweep();
        bool look_ahead(HalfSegment2D half, std::vector<HalfSegment2D> halfSegs);
        void add_left(Segment2D segment, int obj);
        void del_right(Segment2D segment);
        bool get_attr(Segment2D segment);
        void set_attr(Segment2D segment, bool attr);
        bool pred_exists(Segment2D segment);
        bool get_pred_attr(SimplePoint2D point);
        bool pred_of_p_exists(SimplePoint2D point);
        Segment2D pred_of_p(SimplePoint2D point);
        bool poi_on_seg(SimplePoint2D point);
        bool look_ahead_3(AttributedHalfSegment2D ahs, std::vector<AttributedHalfSegment2D> segments);
        // Region Region (Douglas)
        std::pair<int, int> get_attr_2(Segment2D segment);
        void set_attr_2(Segment2D segment, std::pair<int, int> p);
        std::pair<int, int> get_pred_attr_2(Segment2D segment);
        AttributedHalfSegment2D look_ahead_2(AttributedHalfSegment2D ahs, std::vector<AttributedHalfSegment2D> segments);
        bool coincident_line(Segment2D segment, std::queue<HalfSegment2D> &eventPointsDynamicObj1, std::queue<HalfSegment2D> &eventPointsDynamicObj2);
        bool coincident(Segment2D segment, std::queue<AttributedHalfSegment2D> &eventPointsDynamicObj1, std::queue<AttributedHalfSegment2D> &eventPointsDynamicObj2);
};