Lines Matching refs:zB
408 /* Compute point B: xB,yB,zB */
463 double xB,yB,zB;
472 zB = pointB[2];
479 zB)*(zA-zB) );
480 len2 = sqrt( (xB-xC)*(xB-xC) + (yB-yC)*(yB-yC) + (zB-zC)*(zB-zC) );
532 double xB,yB,zB;
543 zB = point12.z;
556 a11 = (xB-xA)*(xB-xA)+(yB-yA)*(yB-yA)+(zB-zA)*(zB-zA);
557 a12 = -(xD-xC)*(xB-xA)-(yD-yC)*(yB-yA)-(zD-zC)*(zB-zA);
558 a21 = (xB-xA)*(xD-xC)+(yB-yA)*(yD-yC)+(zB-zA)*(zD-zC);
560 b1 = -( (xA-xC)*(xB-xA)+(yA-yC)*(yB-yA)+(zA-zC)*(zB-zA) );
582 zM = zA+alpha*(zB-zA);
611 double xB,yB,zB;
619 zB = pointB.z;
634 coeffs->ZcoefA = zB + z1 - zA;
636 coeffs->ZcoefAB = -zB + zA + gamma * zB - gamma * zA;
652 coeffs->ZcoefB = -( zB + z1 - zA);
654 coeffs->ZcoefAB = -( -zB + zA + gamma * zB - gamma * zA);
