forked from lijiext/lammps
42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
/* -*- c++ -*- ----------------------------------------------------------
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LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
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http://lammps.sandia.gov, Sandia National Laboratories
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Steve Plimpton, sjplimp@sandia.gov
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Copyright (2003) Sandia Corporation. Under the terms of Contract
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DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
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certain rights in this software. This software is distributed under
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the GNU General Public License.
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See the README file in the top-level LAMMPS directory.
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------------------------------------------------------------------------- */
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#ifndef ERROR_STATS_H
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#define ERROR_STATS_H
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#include <iostream>
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class ErrorStats {
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public:
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friend std::ostream &operator<<(std::ostream &out, const ErrorStats &stats);
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ErrorStats() { reset(); }
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virtual ~ErrorStats() {}
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void reset();
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void add(const double &val);
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double avg() const;
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double dev() const;
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double max() const { return maxerr; }
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double idx() const { return maxidx; }
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bool has_data() const { return num > 0; }
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private:
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double sum, sumsq, maxerr;
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int num, maxidx;
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};
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extern std::ostream &operator<<(std::ostream &out, const ErrorStats &stats);
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#endif
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