Direction.h

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#pragma once
 
#ifdef OGDF_INCLUDE_CGAL
 
#   include <CGAL/Aff_transformation_2.h>
#   include <CGAL/Direction_2.h>
#   include <CGAL/aff_transformation_tags.h>
 
namespace ogdf {
namespace internal {
namespace gcm {
namespace geometry {
template<typename kernel>
using Direction_t = CGAL::Direction_2<kernel>;
 
template<typename kernel>
inline Direction_t<kernel> rotate(const Direction_t<kernel>& v, const double angle) {
    CGAL::Aff_transformation_2<kernel> rotatation(CGAL::ROTATION, std::sin(angle), std::cos(angle));
    return std::move(rotatation(v));
}
}
}
}
}
 
#endif