colvarbias_histogram.h

// -*- c++ -*-
 
// This file is part of the Collective Variables module (Colvars).
// The original version of Colvars and its updates are located at:
// https://github.com/Colvars/colvars
// Please update all Colvars source files before making any changes.
// If you wish to distribute your changes, please submit them to the
// Colvars repository at GitHub.
 
#ifndef COLVARBIAS_HISTOGRAM_H
#define COLVARBIAS_HISTOGRAM_H
 
#include <vector>
#include <list>
#include <sstream>
#include <iomanip>
 
#include "colvarbias.h"
#include "colvargrid.h"

class colvarbias_histogram : public colvarbias {
 
public:
  colvarbias_histogram(colvarmodule *cvmodule_in, char const *key);
  colvarbias_histogram(char const *key);
  virtual ~colvarbias_histogram();
  virtual int init(std::string const &conf);
  virtual int update();
  virtual int write_output_files();
 
  virtual std::ostream & write_state_data(std::ostream &os);
  virtual cvm::memory_stream & write_state_data(cvm::memory_stream &os);
  virtual std::istream & read_state_data(std::istream &is);
  virtual cvm::memory_stream & read_state_data(cvm::memory_stream &is);
 
protected:

  colvar_grid_scalar *grid;
  std::string grid_conf;
  std::vector<int> bin;
  std::string out_name, out_name_dx;

  size_t colvar_array_size;
  std::vector<cvm::real> weights;
};
 
#endif