Lines Matching refs:P1_trail
802 Geom::Point P1_trail;
816 P1_trail = pit->finalPoint();
826 v1 = unit_vector(P1 - P1_trail);
837 if(!Geom::are_near(P1, P1_trail, 1e-5)){ // possible for P1 to start on the end point
838 Geom::LineSegment ls(P1_trail, P1);
848 P1_trail = P1;
860 Geom::Point P1_trail;
872 P1_trail = cit->initialPoint();
874 v1 = unit_vector(P1 - P1_trail);
889 P1_trail = cit->initialPoint();
891 v1 = unit_vector(P1 - P1_trail);