Lines Matching defs:x1
212 // And control_pts = [x0 x1 x2]
221 double x1 = qPts[1].fX;
225 double det = x0*y1 - y0*x1 + x2*y0 - y2*x0 + x1*y2 - y1*x2;
272 a1 = x2-x1;
273 a2 = x1*y2-x2*y1;
280 a7 = x1-x0;
281 a8 = x0*y1-x1*y0;
326 // l = (2*w * (y1 - y0), 2*w * (x0 - x1), 2*w * (x1*y0 - x0*y1))
327 // m = (2*w * (y2 - y1), 2*w * (x1 - x2), 2*w * (x2*y1 - x1*y2))
