22 struct SkOpAngle {  struct
30     bool after(SkOpAngle* test);  argument
31     int allOnOneSide(const SkOpAngle* test);
33     bool checkParallel(SkOpAngle* );
35     int convexHullOverlaps(const SkOpAngle* ) const;
37     const SkOpAngle* debugAngle(int id) const;
64     void dumpTo(const SkOpSegment* fromSeg, const SkOpAngle* ) const;
71     bool endsIntersect(SkOpAngle* );  argument
72     bool endToSide(const SkOpAngle* rh, bool* inside) const;
75     void insert(SkOpAngle* );
77     bool loopContains(const SkOpAngle* ) const;
79     bool merge(SkOpAngle* );
81     bool midToSide(const SkOpAngle* rh, bool* inside) const;
83     SkOpAngle* next() const {  in next()  argument
87     bool oppositePlanes(const SkOpAngle* rh) const;
88     bool orderable(SkOpAngle* rh);  // false == this < rh ; true == this > rh
89     SkOpAngle* previous() const;
120     bool tangentsDiverge(const SkOpAngle* rh, double s0xt0) const;  argument
129     SkOpAngle* fNext;  argument