variable.cc

#include <scil/variable.h>
#include <scil/var_obj.h>
#include <scil/row.h>

using namespace SCIL;

int SCIL::Hash(var v) { return LEDA::Hash((void*) v.var_pointer()); };

double var::obj() {
  return var_pointer()->obj();
};

double var::lower_bound() {
  return var_pointer()->lower_bound();
};

double var::upper_bound() {
  return var_pointer()->upper_bound();
}

Vartype var::type() {
  return var_pointer()->type();
};

var_obj* var::var_pointer() const {
  //if (VS==nil) cout<<"nil variable\n";
  return VS;
}

ABA_Variable* var::Avar_pointer() {
  if (VS==nil) cout<<"nil variable\n";
  return VS->AVar();
}

row var::operator+ (const row& r) {
  return row(*this)+r;
}

row var::operator* (double d) {
  return row(*this)*d;
}

bool var::operator< (const var& v1) const {
  return VS<v1.VS;
}

bool var::operator<= (const var& v1) const {
  return VS<=v1.VS;
}

bool var::operator!= (const var& v1) const {
  return VS!=v1.VS;
}

bool var::operator== (const var& v1) const {
  return VS==v1.VS;
}

bool var::operator> (const var& v1) const {
  return VS>v1.VS;
}

int SCIL::compare(const var& v1, const var& v2) {
  if(v1>v2) return 1;
  if(v1<v2) return -1;
  return 0;
}

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