108     CvPoint2D32f Q0, Q1, Q2;  in _cvBendingWork()  local
241     Q0.x = F0->x * (-B0->x) + F0->y * (-B0->y);  in _cvBendingWork()
242     Q0.y = F0->x * (-B0->y) - F0->y * (-B0->x);  in _cvBendingWork()
250     d0 = Q0.x * Q1.y - Q0.y * Q1.x;  in _cvBendingWork()
251     d1 = 0.5f*(Q0.x * Q2.y - Q0.y * Q2.x);  in _cvBendingWork()
255     des = Q1.y*Q1.y - Q0.y*Q2.y;  in _cvBendingWork()
261         t_zero = ( Q0.y - Q1.y + sqrt(des) )/( Q0.y - 2*Q1.y + Q2.y );  in _cvBendingWork()
263         if( (0 < t_zero) && (t_zero < 1) && ( Q(Q0, Q1, Q2, t_zero).x > 0 ) )  in _cvBendingWork()
268         t_zero = ( Q0.y - Q1.y - sqrt(des) )/( Q0.y - 2*Q1.y + Q2.y );  in _cvBendingWork()
270         if( (0 < t_zero) && (t_zero < 1) && ( Q(Q0, Q1, Q2, t_zero).x > 0 ) )  in _cvBendingWork()
288             Q1_nm = Q(Q0, Q1, Q2, t_zero);  in _cvBendingWork()
296             Q2_nm = Q(Q0, Q1, Q2, t_zero);  in _cvBendingWork()
303     center.x = (Q0.x + Q1.x + Q2.x)/3;  in _cvBendingWork()
304     center.y = (Q0.y + Q1.y + Q2.y)/3;  in _cvBendingWork()
306     check01 = (center.x - Q0.x)*(Q1.y - Q0.y) + (center.y - Q0.y)*(Q1.x - Q0.x);  in _cvBendingWork()
307     check02 = (-Q0.x)*(Q1.y - Q0.y) + (-Q0.y)*(Q1.x - Q0.x);  in _cvBendingWork()
314             check01 = (center.x - Q2.x)*(Q0.y - Q2.y) + (center.y - Q2.y)*(Q0.x - Q2.x);  in _cvBendingWork()
315             check02 = (-Q2.x)*(Q0.y - Q2.y) + (-Q2.y)*(Q0.x - Q2.x);  in _cvBendingWork()
325     d_angle = angle(Q0,Q2);  in _cvBendingWork()
340             d_nm_angle = angle(Q0,Q1_nm);  in _cvBendingWork()
349             d_nm_angle = angle(Q0,Q2_nm);  in _cvBendingWork()
358             d_nm_angle = angle(Q0,Q1_nm);  in _cvBendingWork()
362                 d_nm_angle = d_nm_angle + angle(Q0, Q2_nm);  in _cvBendingWork()