LinearSumFunction.h

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/* -*- mode: c++ -*- */

#ifndef _LinearSumFunction_H_
#define _LinearSumFunction_H_

#include "functions/FunctionBase.h"

namespace hippodraw {

class MDL_HIPPOPLOT_API LinearSumFunction : public FunctionBase
{

private:

  typedef std::vector < FunctionBase * > FunctionList_t;
  FunctionList_t m_functions;

protected:

  virtual void initialize ();

public:

  LinearSumFunction ( );

  LinearSumFunction ( const LinearSumFunction & );
  
  virtual FunctionBase * clone () const;
  
  const std::vector < std::string > & parmNames() const;

  void freeParmNames ( std::vector< std::string > & names ) const;
  
  virtual const std::vector< double > & getParameters () const;
  
  virtual const std::vector < int > & getFixedFlags () const;

  virtual std::vector< double >::const_iterator 
  setParameters ( std::vector< double >::const_iterator it );
  
  virtual int count ();
  
  virtual int size () const;

  virtual bool isComposite () const;
  
  virtual void addToComposite ( FunctionBase * );
  
  virtual void removeFromComposite ( FunctionBase * );
  
  virtual double operator () ( double x ) const;

  virtual void initialParameters ( const FunctionHelper * helper );

  virtual double derivByParm ( int i, double x ) const;

};

} // namespace hippodraw

#endif // _LinearSumFunction_H_

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