solution.cc

#ifndef SCIL_SOLUTION_CC
#define SCIL_SOLUTION_CC

#include<scil/solution.h>
#include<scil/subproblem.h>
#include<scil/variable.h>

using namespace SCIL;

void solution::save_solution(subproblem& s) {
  var v;
  sp=&s;
  _has_os = true;
  forall_variables(v, s) {
    if(s.value(v.var_pointer())!=0) {
      S[v.var_pointer()]=s.value(v);
    }
  }
};

subproblem* solution::originating_subproblem() {
  return sp;
};

void solution::round_to_integer(var v) {
  S[v.var_pointer()]=floor(S[v.var_pointer()]+0.5);
};

double solution::value(var v) {
  return S[v.var_pointer()];
};

double solution::value(row& r) {
  row_entry::list_constiterator re;
  double d=0;
  foreach(re, r) {
     if(re->Var == NULL)
        d+=re->coeff;
     else
        d+=re->coeff*value(re->Var);
  }
  return d;
};

#endif

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