Lines Matching refs:s2
117 // segment s1-s2, blocking visibility.
120 const Point& s2, bool& seenIntersectionAtEndpoint)
122 if (segmentIntersect(e1, e2, s1, s2))
127 else if ( (((s2 == e1) || pointOnLine(s1, s2, e1)) &&
128 (vecDir(s1, s2, e2) != 0))
130 (((s2 == e2) || pointOnLine(s1, s2, e2)) &&
131 (vecDir(s1, s2, e1) != 0)) )
207 // e.g. /|s2
210 // 1 |s2 -1 / 1 | -1