31#ifndef __ORIENTATION__H_
32#define __ORIENTATION__H_
41#include <opencv2/opencv.hpp>
45double length(CvPoint *pnt1, CvPoint *pnt2);
48int deltaline(CvPoint *pnt1, CvPoint *pnt2,
char ch);
52int difference(CvPoint *pnt1, CvPoint *pnt2, CvPoint *pnt3, CvPoint *pnt4,
char ch);
55void fillarray(CvSeq *result);
61CvPoint centralpoint(CvPoint pnt1, CvPoint pnt2);
64CvPoint getcentralpoint(IplImage *
image, CvSeq *res);
68float getorientation(CvPoint pnt1, CvPoint pnt2);