/usr/include/trilinos/Epetra_Flops.h is in libtrilinos-epetra-dev 12.4.2-2.
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// Epetra: Linear Algebra Services Package
// Copyright 2011 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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*/
#ifndef EPETRA_FLOPS_H
#define EPETRA_FLOPS_H
#include "Epetra_ConfigDefs.h"
//! Epetra_Flops: The Epetra Floating Point Operations Class.
/*! The Epetra_Flops class provides basic support and consistent interfaces
for counting and reporting floating point operations performed in
the Epetra computational classes. All classes based on the Epetra_CompObject
can count flops by the user creating an Epetra_Flops object and calling the SetFlopCounter()
method for an Epetra_CompObject.
*/
class EPETRA_LIB_DLL_EXPORT Epetra_Flops {
public:
//! Epetra_Flops Constructor.
/*! Creates a Epetra_Flops instance. This instance can be queried for
the number of floating point operations performed for the associated
\e this object.
*/
Epetra_Flops(void);
//! Epetra_Flops Copy Constructor.
/*! Makes an exact copy of an existing Epetra_Flops instance.
*/
Epetra_Flops(const Epetra_Flops& Flops_in);
//! Returns the number of floating point operations with \e this object and resets the count.
double Flops() const {double tmp = Flops_; Flops_ = 0.0; return(tmp);};
//! Resets the number of floating point operations to zero for \e this multi-vector.
void ResetFlops() {Flops_=0.0;};
//! Epetra_Flops Destructor.
/*! Completely deletes a Epetra_Flops object.
*/
virtual ~Epetra_Flops(void);
Epetra_Flops& operator=(const Epetra_Flops& src)
{
Flops_ = src.Flops_;
return(*this);
}
friend class Epetra_CompObject;
protected:
mutable double Flops_;
//! Increment Flop count for \e this object from an int
void UpdateFlops(int Flops_in) const {Flops_ += (double) Flops_in;};
//! Increment Flop count for \e this object from a long int
void UpdateFlops(long int Flops_in) const {Flops_ += (double) Flops_in;};
//! Increment Flop count for \e this object from a long int
void UpdateFlops(long long int Flops_in) const {Flops_ += (double) Flops_in;};
//! Increment Flop count for \e this object from a double
void UpdateFlops(double Flops_in) const {Flops_ += Flops_in;};
//! Increment Flop count for \e this object from a float
void UpdateFlops(float Flops_in) const {Flops_ +=(double) Flops_in;};
private:
};
#endif /* EPETRA_FLOPS_H */
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