compute_sum.h
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	/* ----------------------------------------------------------------------
	LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
	http://lammps.sandia.gov, Sandia National Laboratories
	Steve Plimpton, sjplimp@sandia.gov

	Copyright (2003) Sandia Corporation. Under the terms of Contract
	DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
	certain rights in this software. This software is distributed under
	the GNU General Public License.

	See the README file in the top-level LAMMPS directory.
	------------------------------------------------------------------------- */

	#ifndef COMPUTE_SUM_H
	#define COMPUTE_SUM_H

	#include "compute.h"

	namespace LAMMPS_NS {

	class ComputeSum : public Compute {
	public:
	ComputeSum(class LAMMPS , int, char *);
	~ComputeSum();
	void init();
	double compute_scalar();
	void compute_vector();
	double memory_usage();

	private:
	int nvalues;
	int which,argindex,*value2index;
	char **ids;
	double *onevec;

	int maxatom;
	double *varatom;

	double compute_one(int);
	};

	}

	#endif