id summary reporter owner description type status milestone component version severity resolution keywords cc 13511 Boost transformation has possible bug asksoni@… Lucanus Simonson "Applying multiple transformation & translation simultaneously do not produce desired result. **For example :** **Case 1 : Produces wrong result.** btr = boost::polygon::transformation(boost::polygon::axis_transformation::FLIP_X);\\ btr += boost::polygon::transformation(boost::polygon::axis_transformation::FLIP_XY);\\ res = boost::polygon::transform(object, btr); **Case 1 : Produces right result.** btr = boost::polygon::transformation(boost::polygon::axis_transformation::FLIP_X);\\ res = boost::polygon::transform(object, btr);\\ btr = boost::polygon::transformation(boost::polygon::axis_transformation::FLIP_XY);\\ res = boost::polygon::transform(res, btr); " Bugs new To Be Determined polygon Boost 1.62.0 Problem