SundanceNonlinearUnaryOp.hpp

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//                              Sundance
//                 Copyright (2005) Sandia Corporation
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// retains certain rights in this software.
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#ifndef SUNDANCE_NONLINEARUNARYOP_H
#define SUNDANCE_NONLINEARUNARYOP_H

#include "SundanceDefs.hpp"
#include "SundanceUnaryFunctor.hpp"
#include "SundanceDerivative.hpp"
#include "SundanceUnaryExpr.hpp"
#include "SundanceDeriv.hpp"
#include "SundanceMap.hpp"
#include "SundanceSet.hpp"
#include "SundanceMultipleDeriv.hpp"
#include "SundanceNonlinearUnaryOpEvaluator.hpp"


namespace Sundance
{
using namespace Sundance;
using namespace Teuchos;




/**
 *
 */
class NonlinearUnaryOp : public UnaryExpr,
                         public GenericEvaluatorFactory<NonlinearUnaryOp, NonlinearUnaryOpEvaluator>
{
public:
  /** construct with an argument and the functor defining the operation */
  NonlinearUnaryOp(const RCP<ScalarExpr>& arg, 
    const RCP<UnaryFunctor>& op);

  /** virtual destructor */
  virtual ~NonlinearUnaryOp() {;}

  /** Write a simple text description suitable
   * for output to a terminal */
  virtual std::ostream& toText(std::ostream& os, bool paren) const ;

  /** Write in XML */
  virtual XMLObject toXML() const ;

  /** */
  virtual RCP<ExprBase> getRcp() {return rcp(this);}


  /** Access to the operator */
  const UnaryFunctor* op() const {return op_.get();}


  /** Ordering operator for use in transforming exprs to standard form */
  virtual bool lessThan(const ScalarExpr* other) const ;

private:
      
  RCP<UnaryFunctor> op_;

};
}

#endif