angle            1841 modules/core/include/opencv2/core/types.hpp     : center(), size(), angle(0) {}
angle            1845 modules/core/include/opencv2/core/types.hpp     : center(_center), size(_size), angle(_angle) {}
angle              37 samples/cpp/squares.cpp static double angle( Point pt1, Point pt2, Point pt0 )
angle              23 samples/tapi/squares.cpp static double angle( Point pt1, Point pt2, Point pt0 )