Opencv繪製曲線，並新增標註

2021-09-14 00:10:48 字數 2634 閱讀 9965

#include "draw.h"


#include "stdio.h"


using namespace cv;


void draw_route(const double(*c)[2], int *shortest_route)


for (int i = 0; i < 30; i++) //畫線


point p1((c[*(shortest_route)][0] / 10), (c[*(shortest_route)][1] / 10));


point p2((c[*(shortest_route + 30)][0] / 10), (c[*(shortest_route + 30)][1] / 10));


line(img, p1, p2, scalar(255, 0, 255));


iplimage *src; //給新增標註


src = &iplimage(img);


cvfont font, font1;


double hscale = 0.9;


double vscale = 0.9;


int linewidth = 1;


cvinitfont(&font, cv_font_hershey_******x | cv_font_italic, hscale, vscale, 0, linewidth);


cvinitfont(&font1, cv_font_hershey_******x | cv_font_italic, hscale - 0.4, vscale - 0.4, 0, linewidth);


cvputtext(src, "the shortest route", cvpoint(150, 25), &font, cv_rgb(0, 0, 0));


for (int i = 0; i < 31; i++) //新增城市名字


namedwindow("the shortest route", cv_window_normal); //使視窗可以調節大小


imshow("the shortest route", img);


waitkey(0);


}void draw_lbest(const int nc_max, double *l_best)


iplimage *src; //給新增標註


src = &iplimage(img);


cvfont font, font1;


double hscale = 0.9;


double vscale = 0.9;


int linewidth = 1;


cvinitfont(&font, cv_font_hershey_******x | cv_font_italic, hscale, vscale, 0, linewidth);


cvinitfont(&font1, cv_font_hershey_******x | cv_font_italic, hscale - 0.3, vscale - 0.3, 0, linewidth);


cvputtext(src, "length of the route", cvpoint(150, 25), &font, cv_rgb(0, 0, 0));


cvputtext(src, "length", cvpoint(30, 60), &font1, cv_rgb(0, 0, 255));


cvputtext(src, "iterations", cvpoint(400, 520), &font1, cv_rgb(0, 0, 255));


namedwindow("length of the route", cv_window_normal); //使視窗可以調節大小


imshow("length of the route", img);


waitkey(0);} 


void draw_lbest_aco(const int nc_max, double *l_best)


iplimage *src; //給新增標註


src = &iplimage(img);


cvfont font, font1;


double hscale = 0.9;


double vscale = 0.9;


int linewidth = 1;


cvinitfont(&font, cv_font_hershey_******x | cv_font_italic, hscale, vscale, 0, linewidth);


cvinitfont(&font1, cv_font_hershey_******x | cv_font_italic, hscale - 0.3, vscale - 0.3, 0, linewidth);


cvputtext(src, "profit", cvpoint(30, 60), &font1, cv_rgb(0, 0, 255));


cvputtext(src, "iterations", cvpoint(400, 520), &font1, cv_rgb(0, 0, 255));


namedwindow("length of the route", cv_window_normal); //使視窗可以調節大小


imshow("length of the route", img);


waitkey(0);


}

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