Searched refs:_xi (Results 1 – 1 of 1) sorted by relevance
547 double _xi = (h[0]*Mx + h[1]*My + h[2])*ww; in refine() local549 double err[] = { _xi - m[i].x, _yi - m[i].y }; in refine()554 { Mx*ww, My*ww, ww, 0, 0, 0, -Mx*ww*_xi, -My*ww*_xi }, in refine()