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minor bug fix in generation of sparse polynomials for tests

This commit is contained in:
Michael Hemmer 2010-11-04 13:47:59 +00:00
parent 7d24c3bb9f
commit ab9d38dab4
1 changed files with 14 additions and 3 deletions
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17
Polynomial/include/CGAL/Test/_test_polynomial_traits_d.h
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@ -36,13 +36,11 @@ static CGAL::Random my_rnd(346); // some seed
#define ASSERT_IS_NULL_FUNCTOR(T) \ #define ASSERT_IS_NULL_FUNCTOR(T) \
BOOST_STATIC_ASSERT((boost::is_same<T,CGAL::Null_functor >::value)) BOOST_STATIC_ASSERT((boost::is_same<T,CGAL::Null_functor >::value))
template <class Polynomial_d_> template <class Polynomial_d_>
Polynomial_d_ Polynomial_d_
generate_sparse_random_polynomial(int max_degree = 10){ generate_sparse_random_polynomial_(int max_degree = 10){
typedef CGAL::Polynomial_traits_d<Polynomial_d_> PT; typedef CGAL::Polynomial_traits_d<Polynomial_d_> PT;
CGAL_SNAP_CGALi_TRAITS_D(PT); CGAL_SNAP_CGALi_TRAITS_D(PT);
typedef typename PT::Construct_polynomial Constructor; typedef typename PT::Construct_polynomial Constructor;
@ -72,6 +70,19 @@ generate_sparse_random_polynomial(int max_degree = 10){
return result; return result;
} }
// generates a random polynomial that contains at least one coefficient
// that effects the outer most variable.
// Several test in this file rely on this fact.
// The other case is usually handled as a special case.
template <class Polynomial_d_>
Polynomial_d_
generate_sparse_random_polynomial(int max_degree = 10){
Polynomial_d_ p;
while(p.degree()==0){
p = generate_sparse_random_polynomial_<Polynomial_d_>(max_degree);
}
return p;
}
template <class Polynomial_traits_d> class Construct_test_polynomial { template <class Polynomial_traits_d> class Construct_test_polynomial {
CGAL_SNAP_CGALi_TRAITS_D(Polynomial_traits_d) CGAL_SNAP_CGALi_TRAITS_D(Polynomial_traits_d)