#ifndef VT_T
#define VT_T
#include <core/fitter.hpp>
#include <misc/optvec.hpp>
#include <vector>
#include <string>
#include <cmath>

using namespace std;
using namespace opt_utilities;
template <typename T>
class vk_temperature
  :public model<optvec<T>,optvec<T>,optvec<T>,std::string>
{
private:
  vk_temperature<T>* do_clone()const
  {
    return new vk_temperature<T>(*this);
  }
  typedef optvec<T> Tv;
public:
  vk_temperature()
  {
    this->push_param_info(param_info<Tv>("T0",2,0.1,10));
    this->push_param_info(param_info<Tv>("rcool",1e22,0.001,10));
    this->push_param_info(param_info<Tv>("acool",1));
    this->push_param_info(param_info<Tv>("Tmin",1,0.1,10));
    this->push_param_info(param_info<Tv>("rt",1e22,0.001,10));
    this->push_param_info(param_info<Tv>("a",1,-10,10));
    this->push_param_info(param_info<Tv>("c",1,-10,10));
    this->push_param_info(param_info<Tv>("b",1,-10,10));
  };
  Tv do_eval(const Tv& r,const Tv& param)
  {
    Tv result(r.size());
    T T0=param[0];
    T rcool=param[1];
    T acool=param[2];
    T Tmin=param[3];
    T rt=param[4];
    T a=param[5];
    T c=param[6];
    T b=param[7];
    for(size_t i=0;i!=r.size();++i)
      {
	T x=pow(r[i]/rcool,acool);
	T tcool=(x+Tmin/T0)/(x+1);
	T t=pow(r[i]/rt,-a)/pow(pow(r[i]/rt,b)+T(1),c/b);
	result[i]=T0*tcool*t;	
      }
    return result;
  }

  std::string do_get_information()const
  {
#ifdef WITH_OPT_DOC
#include <model_doc/vt_temperature.info>
#endif
    return "";
  }
};

#endif