Import Geant4 7.0.0 source tree

2016-06-09 11:11:55 +02:00
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+//
+// ********************************************************************
+// * DISCLAIMER                                                       *
+// *                                                                  *
+// * The following disclaimer summarizes all the specific disclaimers *
+// * of contributors to this software. The specific disclaimers,which *
+// * govern, are listed with their locations in:                      *
+// *   http://cern.ch/geant4/license                                  *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.                                                             *
+// *                                                                  *
+// * This  code  implementation is the  intellectual property  of the *
+// * GEANT4 collaboration.                                            *
+// * By copying,  distributing  or modifying the Program (or any work *
+// * based  on  the Program)  you indicate  your  acceptance of  this *
+// * statement, and all its terms.                                    *
+// ********************************************************************
+//
+//
+// 
+// --------------------------------------------------------------------
+// GEANT 4 class header file
+//
+//
+// G4ApproxPolySolver
+//
+// Class description:
+//
+//   Polynomial solver for equations of the type:
+//   c0 + c1 x + c2 x^2 + c3 x^3 + c4 x^4
+
+// Author: 
+//   Oliver Link (Oliver.Link@cern.ch)
+//
+// --------------------------------------------------------------------
+#ifndef __G4APPROXPOLYSOLVER__
+#define __G4APPROXPOLYSOLVER__
+
+#include "G4Types.hh"
+#include "G4String.hh"
+#include "geomdefs.hh"
+
+class G4ApproxPolySolver 
+{
+
+  // c0 + c1 x + c2 x^2 + c3 x^3 + c4 x^4 
+
+  public:
+
+    G4ApproxPolySolver(){}
+    ~G4ApproxPolySolver(){}
+
+  public:
+
+    G4int SolveBiQuadratic( G4double c[], G4double s[]  ) const ;
+    G4int SolveCubic( G4double c[], G4double s[] ) const ;
+    G4int SolveBiQuadraticNew( G4double c[], G4double s[] ) const ;
+    G4int SolveCubicNew( G4double c[], G4double s[],
+                         G4double& cubic_discr ) const ;
+    G4int SolveQuadratic( G4double c[], G4double s[] ) const ;
+};
+
+#endif