Lines Matching refs:zD
535 double xD,yD,zD;
551 zD = point22.z;
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);
559 a22 = -(xD-xC)*(xD-xC)-(yD-yC)*(yD-yC)-(zD-zC)*(zD-zC);
561 b2 = -( (xA-xC)*(xD-xC)+(yA-yC)*(yD-yC)+(zA-zC)*(zD-zC) );
586 zN = zC+betta*(zD-zC);
