Lines Matching refs:ww
517 double ww = 1./(H[6]*M[i].x + H[7]*M[i].y + 1.);
518 double dx = (H[0]*M[i].x + H[1]*M[i].y + H[2])*ww - m[i].x;
519 double dy = (H[3]*M[i].x + H[4]*M[i].y + H[5])*ww - m[i].y;
546 double ww = 1./(h[6]*Mx + h[7]*My + 1.);
547 double _xi = (h[0]*Mx + h[1]*My + h[2])*ww;
548 double _yi = (h[3]*Mx + h[4]*My + h[5])*ww;
554 { Mx*ww, My*ww, ww, 0, 0, 0, -Mx*ww*_xi, -My*ww*_xi },
555 { 0, 0, 0, Mx*ww, My*ww, ww, -Mx*ww*_yi, -My*ww*_yi }
