corr_theta_2pt.h

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//Copyright 2009 Thomas A Caswell
//tcaswell@uchicago.edu
//http://jfi.uchicago.edu/~tcaswell
//
//This program is free software; you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation; either version 3 of the License, or (at
//your option) any later version.
//
//This program is distributed in the hope that it will be useful, but
//WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, see <http://www.gnu.org/licenses>.
//
//Additional permission under GNU GPL version 3 section 7
//
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//combining it with MATLAB (or a modified version of that library),
//containing parts covered by the terms of MATLAB User License, the
//licensors of this Program grant you additional permission to convey
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//If you modify this Program, or any covered work, by linking or
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#ifndef CORR_THETA_2PT
#define CORR_THETA_2PT

#include <vector>
#include <string>
#include "corr.h"
#include "histogram.h"


namespace utilities
{
class Generic_wrapper;
class Md_store;

}


namespace tracking
{
class Corr_theta_2pt:public Corr
{
public:
  // basic inherited stuff
  void compute(const particle *,const std::vector<const particle*> & ) ;
  void out_to_wrapper(utilities::Generic_wrapper &,const std::string &,const utilities::Md_store * ) const ;
  float get_max_range()const;
  
  Corr_theta_2pt(int t_bins,float min_r, float max_r);
    

private:
  utilities::Histogram  theta_;

  float min_r_range2_;

  float max_r_range2_;
  
  
};

}



#endif