opencv函数制作的秒针模型

曾经做过，没想到这次再次写这篇代码却用了这么久的时间。这回我要记住他。

 1 #include"cv.h"
 2 #include"highgui.h"
 3
 4 int main()
 5 {
 6     IplImage* Plane = cvCreateImage(cvSize(500,500),8,3);
 7     cvAddS(Plane,cvScalar(100,0,200),Plane);
 8     cvCircle(Plane,cvPoint(250,250),100,cvScalar(0,180,0),2);
 9     cvPutText(Plane,"12",cvPoint(236,145),&cvFont(1,1),cvScalar(50,150,10));
10     cvPutText(Plane, "3", cvPoint(355, 250), &cvFont(1, 1), cvScalar(50, 150, 10));
11     cvPutText(Plane, "4", cvPoint(345, 300), &cvFont(1, 1), cvScalar(50, 150, 10));
12     cvPutText(Plane, "5", cvPoint(315, 340), &cvFont(1, 1), cvScalar(50, 150, 10));
13     cvPutText(Plane, "6", cvPoint(250, 365), &cvFont(1, 1), cvScalar(50, 150, 10));
14     cvPutText(Plane, "7", cvPoint(185, 345), &cvFont(1, 1), cvScalar(50, 150, 10));
15     cvPutText(Plane, "8", cvPoint(150, 305), &cvFont(1, 1), cvScalar(50, 150, 10));
16
17     cvPutText(Plane, "9", cvPoint(135, 250), &cvFont(1, 1), cvScalar(50, 150, 10));
18     cvPutText(Plane, "10", cvPoint(140, 200), &cvFont(1, 1), cvScalar(50, 150, 10));
19     cvPutText(Plane, "11", cvPoint(175, 165), &cvFont(1, 1), cvScalar(50, 150, 10));
20     cvPutText(Plane, "1", cvPoint(300, 160), &cvFont(1, 1), cvScalar(50, 150, 10));
21     cvPutText(Plane, "2", cvPoint(340, 195), &cvFont(1, 1), cvScalar(50, 150, 10));
22     cvCircle(Plane,cvPoint(250,250),3,cvScalarAll(50),4);
23     IplImage* img = cvCreateImage(cvGetSize(Plane),8,3);
24     double angle = 0;
25     int x = 250;
26     int y=150;
27     int dx = 0;
28     int dy = 0;
29
30     while (true)
31     {
32         cvCopy(Plane,img);
33         dy = 100 * cos(angle);
34         dx = 100 * sin(angle);
35         angle +=0.0515;
36         cvLine(img,cvPoint(250,250),cvPoint(250+dx,250-dy),cvScalar(100,90,0),1);
37         cvShowImage("Clock", img);
38         if (cvWaitKey(1000) == 27)
39         {
40             if (cvWaitKey(0) == 27)continue;
41         }
42     }
43
44     cvWaitKey(0);
45     return 0;
46 }
47 int ToA(int x1,int y1, int x2,int y2,int r)
48 {
49     return 0;
50 }