-#if 0
- double dAngle1 = atan ((m_dFieldOfView / 2) / m_dFocalLength);
- double dHalfSquare = m_dFieldOfView / SQRT2 / 2;
- double dFocalPastPhm = m_dFocalLength - dHalfSquare;
- if (dFocalPastPhm <= 0.) {
- m_fail = true;
- m_failMessage = "Focal Point inside of phantom";
- return;
- }
- double dAngle2 = atan( dHalfSquare / dFocalPastPhm );
- double dAngle = maxValue<double> (dAngle1, dAngle2);
- //double dAngle = (m_dFieldOfView / 2) / cos (asin (m_dFieldOfView / 2 / m_dFocalLength));
-#else
- if (m_dFieldOfView/2 >= m_dFocalLength) {