SundanceSymbolicFuncEvaluator.hpp

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//                              Sundance
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#ifndef SUNDANCE_SYMBOLICFUNCEVALUATOR_H
#define SUNDANCE_SYMBOLICFUNCEVALUATOR_H

#include "SundanceDefs.hpp"
#include "SundanceSubtypeEvaluator.hpp"
#include "Teuchos_TimeMonitor.hpp"


namespace Sundance 
{
class Parameter;

class DiscreteFuncElementEvaluator; 
class SymbolicFuncElement;
class ConstantEvaluator; 

/** 
 *
 */
class SymbolicFuncElementEvaluator 
  : public SubtypeEvaluator<SymbolicFuncElement>
{
public:
  /** */
  SymbolicFuncElementEvaluator(const SymbolicFuncElement* expr, 
    const EvalContext& context);

  /** */
  virtual ~SymbolicFuncElementEvaluator(){;}

  /** */
  virtual void internalEval(const EvalManager& mgr,
    Array<double>& constantResults,
    Array<RCP<EvalVector> >& vectorResults) const ;

  /** */
  TEUCHOS_TIMER(symbolicFuncEvalTimer, "symbolic function evaluation");

  /** */
  const DiscreteFuncElementEvaluator* dfEval() const {return dfEval_;}
  /** */
  const ConstantEvaluator* pEval() const {return pEval_;}


  /** Reset the number of calls to zero. This should be called
   * at the beginning of every new evaluation cycle. */
  virtual void resetNumCalls() const ;
private:
  Array<MultiIndex> mi_;
  Array<int> spatialDerivPtrs_;
  Array<int> onePtrs_;
  Array<int> paramValuePtrs_;
  const DiscreteFuncElement* df_;
  const Parameter* p_;
  const DiscreteFuncElementEvaluator* dfEval_;
  const ConstantEvaluator* pEval_;
  Array<string> stringReps_;
};

    

}

#endif