// @(#)root/mathcore:$Id: 3DDistances.h 22516 2008-03-07 15:14:26Z moneta $ // Authors: W. Brown, M. Fischler, L. Moneta 2005 /********************************************************************** * * * Copyright (c) 2005, LCG ROOT FNAL MathLib Team * * * * * **********************************************************************/ // Header file for class implementatoins of DIstance() functions among // Rotations in 3 dimensions // // Created by: Mark Fischler and Walter Brown Thurs July 7, 2005 // // Last update: $Id: 3DDistances.h 22516 2008-03-07 15:14:26Z moneta $ // #ifndef ROOT_Math_GenVector_3DDistances #define ROOT_Math_GenVector_3DDistances 1 #include "Math/GenVector/Rotation3Dfwd.h" #include "Math/GenVector/AxisAnglefwd.h" #include "Math/GenVector/EulerAnglesfwd.h" #include "Math/GenVector/Quaternionfwd.h" #include "Math/GenVector/RotationZYXfwd.h" #include "Math/GenVector/RotationXfwd.h" #include "Math/GenVector/RotationYfwd.h" #include "Math/GenVector/RotationZfwd.h" namespace ROOT { namespace Math { namespace gv_detail { // Technical note: // // Most of these functions are identical, converting to Quaternions // and then taking the simple distance between two Quaternions. This // makes it tempting to use a template function (which could appear in // each individual rotation header). // // However, then we would have to include Quaternion.h in this header, // and by induction, each rotation class would depend on Quaternion, which // would be undesirable. // ---------------------------------------------------------------------- // Distance from Rotation3D double dist( Rotation3D const & r1, Rotation3D const & r2); double dist( Rotation3D const & r1, AxisAngle const & r2); double dist( Rotation3D const & r1, EulerAngles const & r2); double dist( Rotation3D const & r1, Quaternion const & r2); double dist( Rotation3D const & r1, RotationZYX const & r2); double dist( Rotation3D const & r1, RotationX const & r2); double dist( Rotation3D const & r1, RotationY const & r2); double dist( Rotation3D const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from AxisAngle double dist( AxisAngle const & r1, Rotation3D const & r2); double dist( AxisAngle const & r1, AxisAngle const & r2); double dist( AxisAngle const & r1, EulerAngles const & r2); double dist( AxisAngle const & r1, Quaternion const & r2); double dist( AxisAngle const & r1, RotationZYX const & r2); double dist( AxisAngle const & r1, RotationX const & r2); double dist( AxisAngle const & r1, RotationY const & r2); double dist( AxisAngle const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from EulerAngles double dist( EulerAngles const & r1, Rotation3D const & r2); double dist( EulerAngles const & r1, AxisAngle const & r2); double dist( EulerAngles const & r1, EulerAngles const & r2); double dist( EulerAngles const & r1, Quaternion const & r2); double dist( EulerAngles const & r1, RotationZYX const & r2); double dist( EulerAngles const & r1, RotationX const & r2); double dist( EulerAngles const & r1, RotationY const & r2); double dist( EulerAngles const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from Quaternion double dist( Quaternion const & r1, Rotation3D const & r2); double dist( Quaternion const & r1, AxisAngle const & r2); double dist( Quaternion const & r1, EulerAngles const & r2); double dist( Quaternion const & r1, Quaternion const & r2); double dist( Quaternion const & r1, RotationZYX const & r2); double dist( Quaternion const & r1, RotationX const & r2); double dist( Quaternion const & r1, RotationY const & r2); double dist( Quaternion const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from RotationZYX double dist( RotationZYX const & r1, Rotation3D const & r2); double dist( RotationZYX const & r1, AxisAngle const & r2); double dist( RotationZYX const & r1, EulerAngles const & r2); double dist( RotationZYX const & r1, Quaternion const & r2); double dist( RotationZYX const & r1, RotationZYX const & r2); double dist( RotationZYX const & r1, RotationX const & r2); double dist( RotationZYX const & r1, RotationY const & r2); double dist( RotationZYX const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from RotationX double dist( RotationX const & r1, Rotation3D const & r2); double dist( RotationX const & r1, AxisAngle const & r2); double dist( RotationX const & r1, EulerAngles const & r2); double dist( RotationX const & r1, Quaternion const & r2); double dist( RotationX const & r1, RotationX const & r2); double dist( RotationX const & r1, RotationY const & r2); double dist( RotationX const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from RotationY double dist( RotationY const & r1, Rotation3D const & r2); double dist( RotationY const & r1, AxisAngle const & r2); double dist( RotationY const & r1, EulerAngles const & r2); double dist( RotationY const & r1, Quaternion const & r2); double dist( RotationY const & r1, RotationX const & r2); double dist( RotationY const & r1, RotationY const & r2); double dist( RotationY const & r1, RotationZ const & r2); // ---------------------------------------------------------------------- // Distance from RotationZ double dist( RotationZ const & r1, Rotation3D const & r2); double dist( RotationZ const & r1, AxisAngle const & r2); double dist( RotationZ const & r1, EulerAngles const & r2); double dist( RotationZ const & r1, Quaternion const & r2); double dist( RotationZ const & r1, RotationX const & r2); double dist( RotationZ const & r1, RotationY const & r2); double dist( RotationZ const & r1, RotationZ const & r2); } //namespace gv_detail } //namespace Math } //namespace ROOT #endif // ROOT_Math_GenVector_3DDistances