opencv笔记 RotatedRect类

int main(){Mat img(200, 200, CV_8UC3, Scalar(0));RotatedRect rRect = RotatedRect(Point2f(100, 100), Size2f(100, 50), 30);//建立一个矩形，方向为逆时针30度Point2f vectices[4];//定义一个2位点向量rRect.points(vectices);//获得矩形rRect四个点的坐标for (int i = 0; i < 4; i++)line(img, vectices[i], vectices[(i+1) % 4], Scalar(0, 255, 0));//将四个点连接起来Rect brect = rRect.boundingRect();//定义一个矩形，将rRect围起来rectangle(img, brect, Scalar(255, 0, 0));//在img中画一个矩形imshow("Rect", img);waitKey(0);return 0;}