• FIT_ELLIPSE_AMS : anonymous_namespace{fitEllipse.cpp}
• FIT_ELLIPSE_DIRECT : anonymous_namespace{fitEllipse.cpp}
• FIT_ELLIPSE_LINEAR : anonymous_namespace{fitEllipse.cpp}
• HFS_BACKEND_CPU : anonymous_namespace{HfsSegment_.cpp}
• HFS_BACKEND_GPU : anonymous_namespace{HfsSegment_.cpp}