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// $Id: 3DTransformationFunctions.h,v 1.5 2008/01/14 10:09:54 jpalac Exp $
#ifndef DETDESC_3DTRANSFORMATIONFUNCTIONS_H 
#define DETDESC_3DTRANSFORMATIONFUNCTIONS_H 1

// Include files
#include "GaudiKernel/Transform3DTypes.h"
#include "Math/Translation3D.h"
#include "Math/RotationZYX.h"
#include <vector>

namespace DetDesc {

  const Gaudi::Transform3D localToGlobalTransformation(const std::vector<double>& translationParams,
                                                       const std::vector<double>& rotationParams,
                                                       const std::vector<double>& pivotParams);


  void getZYXTransformParameters(const Gaudi::Transform3D& CDM,
                                 std::vector<double>& translationParams,
                                 std::vector<double>& rotationParams,
                                 const std::vector<double>& pivotParams = std::vector<double>(3,0.));

  template <class ROT>
  void getZYXRotationParameters( const ROT& rotation,
                                 double& rotX, 
                                 double& rotY, 
                                 double& rotZ           ) 
  {
    ROOT::Math::RotationZYX euler321 = ROOT::Math::RotationZYX(rotation);
    euler321.GetComponents(rotZ, rotY, rotX); 
  }
  
}

#endif // DETDESC_3DTRANSFORMATIONFUNCTIONS_H

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