Esempio n. 1
0
/** Update the shape cache if necessary
* @param det :: a pointer to the detector to query
* @param detRadius :: An output parameter that contains the detector radius
* @param detAxis :: An output parameter that contains the detector axis vector
*/
void DetectorEfficiencyCor::getDetectorGeometry(const Geometry::IDetector_const_sptr & det, double & detRadius, V3D & detAxis)
{
  boost::shared_ptr<const Object> shape_sptr = det->shape();
  if(!shape_sptr->hasValidShape())
  {
    throw Exception::NotFoundError("Shape", "Detector has no shape");
  }

  std::map<const Geometry::Object *, std::pair<double, Kernel::V3D> >::const_iterator it = 
    m_shapeCache.find(shape_sptr.get());
  if( it == m_shapeCache.end() )
  {
    double xDist = distToSurface( V3D(DIST_TO_UNIVERSE_EDGE, 0, 0), shape_sptr.get() );
    double zDist = distToSurface( V3D(0, 0, DIST_TO_UNIVERSE_EDGE), shape_sptr.get() );
    if ( std::abs(zDist - xDist) < 1e-8 )
    {
      detRadius = zDist/2.0;
      detAxis = V3D(0,1,0);
      // assume radi in z and x and the axis is in the y
      PARALLEL_CRITICAL(deteff_shapecachea)
      {
        m_shapeCache.insert(std::pair<const Object *,std::pair<double, V3D> >(shape_sptr.get(), std::pair<double, V3D>(detRadius, detAxis)));
      }
      return;
    }
Esempio n. 2
0
/**
 * Update the shape cache if necessary
 * @param det :: a pointer to the detector to query
 * @param detRadius :: An output parameter that contains the detector radius
 * @param detAxis :: An output parameter that contains the detector axis vector
 */
void He3TubeEfficiency::getDetectorGeometry(\
    Geometry::IDetector_const_sptr det,
    double & detRadius, Kernel::V3D & detAxis)
{
  boost::shared_ptr<const Geometry::Object> shape_sptr = det->shape();
  std::map<const Geometry::Object *, std::pair<double, Kernel::V3D> >::const_iterator it =
    this->shapeCache.find(shape_sptr.get());
  if( it == this->shapeCache.end() )
  {
    double xDist = distToSurface( Kernel::V3D(DIST_TO_UNIVERSE_EDGE, 0, 0),
        shape_sptr.get() );
    double zDist = distToSurface( Kernel::V3D(0, 0, DIST_TO_UNIVERSE_EDGE),
        shape_sptr.get() );
    if ( std::abs(zDist - xDist) < 1e-8 )
    {
      detRadius = zDist / 2.0;
      detAxis = Kernel::V3D(0, 1, 0);
      // assume radii in z and x and the axis is in the y
      PARALLEL_CRITICAL(deteff_shapecachea)
      {
        this->shapeCache.insert(std::pair<const Geometry::Object *,
            std::pair<double, Kernel::V3D> >(shape_sptr.get(),
                std::pair<double, Kernel::V3D>(detRadius, detAxis)));
      }
      return;
    }