NekTimeStepper.h

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/* SOFTWARE COPYRIGHT NOTIFICATION */
/* Cardinal */
/* */
/* (c) 2021 UChicago Argonne, LLC */
/* ALL RIGHTS RESERVED */
/* */
/* Prepared by UChicago Argonne, LLC */
/* Under Contract No. DE-AC02-06CH11357 */
/* With the U. S. Department of Energy */
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/* Prepared by Battelle Energy Alliance, LLC */
/* Under Contract No. DE-AC07-05ID14517 */
/* With the U. S. Department of Energy */
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/* See LICENSE for full restrictions */
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#pragma once
 
#include "TimeStepper.h"
 
class NekTimeStepper : public TimeStepper
{
public:
 NekTimeStepper(const InputParameters & parameters);
 
 static InputParameters validParams();
 
 virtual Real minDT() const;
 
 virtual void setReferenceTime(const Real & L, const Real & U);
 
 virtual Real nondimensionalDT(const Real & dimensional_dt) const;
 
protected:
 virtual Real computeInitialDT() override;
 
 virtual Real computeDT() override;
 
 Real _min_dt;
 
 Real _nek_dt;
 
 Real _t_ref;
};