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This commit is contained in:
Gabriele Cosmo
2016-06-09 10:41:53 +02:00
parent 4aea781e80
commit 96686e0c8f
6560 changed files with 153347 additions and 238155 deletions
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source/geometry/magneticfield/src/G4SimpleRunge.cc
+7 -11
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@@ -21,22 +21,20 @@
// ********************************************************************
//
//
// $Id: G4SimpleRunge.cc,v 1.7 2003/06/16 16:51:20 gunter Exp $
// GEANT4 tag $Name: geant4-05-02 $
// $Id: G4SimpleRunge.cc,v 1.9 2003/11/05 16:31:49 japost Exp $
// GEANT4 tag $Name: geant4-06-00 $
//
// Simple Runge:
//
// x_1 = x_0 + h * ( dx( t_0+h/2, x_0 + h/2 * dx( t_0, x_0) ) )
//
// second order solver
// take the derivative at a position to be assumed at the middle of the
// Step and add it to the current position.
// Second order solver.
// Takes the derivative at a position to be assumed at the middle of the
// Step and adds it to the current position.
//
//
// W.Wander <wwc@mit.edu> 12/09/97
// 6.11.98 V.Grichine new data member fNumberOfVariables
//
// -------------------------------------------------------------------
#include "G4SimpleRunge.hh"
#include "G4ThreeVector.hh"
@@ -45,7 +43,7 @@
//
// Constructor
G4SimpleRunge::G4SimpleRunge(G4Mag_EqRhs *EqRhs, G4int numberOfVariables)
G4SimpleRunge::G4SimpleRunge(G4EquationOfMotion* EqRhs, G4int numberOfVariables)
: G4MagErrorStepper(EqRhs, numberOfVariables),
fNumberOfVariables(numberOfVariables)
{
@@ -94,6 +92,4 @@ G4SimpleRunge::DumbStepper( const G4double yIn[],
{
yOut[i] = yIn[i] + h * ( dydxTemp[i] );
}
return ;
}