81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4ThreeMat.hh,v 1.1.10.1 1999/12/07 20:48:20 gunter Exp $
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// GEANT4 tag $Name: geant4-01-00 $
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//
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/* G4ThreeMat.h,v 1.7 1993/12/30 02:15:55 rensing Exp */
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// File: G4ThreeMat.h
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// Author: Alan Breakstone
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// Contents ---------------------------------------------------------------
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//
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// G4ThreeMat
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//
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// Description
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//
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// Defines the class G4ThreeMat for three by three matrices
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//
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//
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// End --------------------------------------------------------------------
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// Interface Dependencies -------------------------------------------------
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#ifndef __THREEMAT_H
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#define __THREEMAT_H
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#include "G4Vector3D.hh"
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// End Interface Dependencies -------------------------------------------
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// Class //
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class G4ThreeMat
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{
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// The elements exist individually and are also aggregated into
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// rows and columns to use operations already written for the G4Vector3Dc
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// class.
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G4double element[3][3];
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G4Vector3D row[3], column[3];
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public:
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// default constructor
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G4ThreeMat();
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// Normal constructors with a 3 x 3 arG4Ray argument
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G4ThreeMat( G4double a[3][3] );
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// destructor
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virtual ~G4ThreeMat() {};
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// copy constructor
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G4ThreeMat( const G4ThreeMat& m );
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// function to return class name
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virtual char *NameOf() const { return "G4ThreeMat"; }
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// printing functions (derived classes do not need to overwrite operator <<)
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friend ostream& operator<<( ostream& os, const G4ThreeMat& m );
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virtual void PrintOn( ostream& os = G4cout ) const;
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// equality operator
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int operator==( const G4ThreeMat& m );
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//
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// overload operators =, +, -, +=, -=, *
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//
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void operator=( const G4ThreeMat& m );
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G4ThreeMat operator+() const { return *this; };
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G4ThreeMat operator-();
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G4ThreeMat operator+=( const G4ThreeMat& m2 );
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G4ThreeMat operator-=( const G4ThreeMat& m2 );
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friend G4ThreeMat operator+( const G4ThreeMat& m1, const G4ThreeMat& m2 );
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friend G4ThreeMat operator-( const G4ThreeMat& m1, const G4ThreeMat& m2 );
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friend G4ThreeMat operator*( G4double x, const G4ThreeMat& m );
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friend G4Vector3D operator*( const G4ThreeMat& m, const G4Vector3D& v );
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friend G4ThreeMat operator*( const G4ThreeMat& m1, const G4ThreeMat& m2 );
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//
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// Determinant of matrix
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G4double Determinant();
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};
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#endif
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