WCircle           303 modules/viz/include/opencv2/viz/widgets.hpp         class CV_EXPORTS WCircle : public Widget3D
WCircle           190 modules/viz/src/shapes.cpp cv::viz::WCircle::WCircle(double radius, double thickness, const Color &color)
WCircle           211 modules/viz/src/shapes.cpp cv::viz::WCircle::WCircle(double radius, const Point3d& center, const Vec3d& normal, double thickness, const Color &color)