Lines Matching defs:den
49 double den = 4*A*C - B*B;
50 if (den == 0) {
51 THROW_RANGEERROR("den == 0, while computing ellipse centre");
53 _center[X] = (B*E - 2*C*D) / den;
54 _center[Y] = (B*D - 2*A*E) / den;
75 den = A * cos2 + B * cossin + C * sin2;
76 if (den == 0) {
77 THROW_RANGEERROR("den == 0, while computing 'rx' coefficient");
79 double rx2 = num / den;
85 den = C * cos2 - B * cossin + A * sin2;
86 if (den == 0) {
87 THROW_RANGEERROR("den == 0, while computing 'ry' coefficient");
89 double ry2 = num / den;