/* 

Copyright (c) 2007-2012, The Regents of the University of California. 
Produced at the Lawrence Livermore National Laboratory 
UCRL-CODE-227323. 
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Please also read this http://nuclear.llnl.gov/simulations/additional_bsd.html
 
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*/


#include "CRYWeightFunc.h"
#include "CRYBinning.h"
#include <assert.h>
#include <iostream>

CRYWeightFunc::CRYWeightFunc(CRYBinning *bins, std::vector<double> weights) {

  _bins=bins;
  _weights=new std::vector<double>(weights);

  
  //consistency checks

  if ( _bins == 0 ) {
    std::cerr << "CRY::CRYWeightFunc: bins = NULL passed into CRYWeightFunc. Stopping\n";
    assert(0);
  }
  if ( _bins->bins()->size() != 1+_weights->size() ) {
    std::cerr << "CRY::CRYWeightFunc: Inconsistent set of weights and binnings. Stopping\n";
    assert(0);
  }
}

double CRYWeightFunc::weight(double value) {
  int b=_bins->bin(value);
  return (*_weights)[b];
}

double CRYWeightFunc::weightBin(unsigned int b) {
  return (*_weights)[b];
}