XNA中FPS统计刷新率频率类
1 using Microsoft.Xna.Framework;
2
3 namespace Game1
4 {
5 /// <summary>
6 /// 计算FPS类
7 /// </summary>
8 public static class FpsCounter
9 {
10 private static int frames;
11 private static int milliseconds;
12 private static int interval = 1000;
13 private static float fps;
14
15 /// <summary>
16 /// 得到当前的FPS
17 /// </summary>
18 public static float Fps
19 {
20 get { return fps; }
21 }
22
23 /// <summary>
24 /// 设置/获取用于计算FPS的时间间隔(毫秒)
25 /// 默认值1000
26 /// </summary>
27 public static int Interval
28 {
29 get { return interval; }
30 set { interval = value; }
31 }
32
33 /// <summary>
34 /// 在每一帧调用
35 /// </summary>
36 /// <param name="time">自从上一帧经过的时间</param>
37 /// <returns>如果经过的时间大于设置的间隔时间就返回true</returns>
38 public static bool NewFrame(GameTime time)
39 {
40 frames++;
41 milliseconds += time.ElapsedRealTime.Milliseconds;
42 if (milliseconds >= interval)
43 {
44 fps = frames * 1000.0f / (float)milliseconds;
45 frames = 0;
46 milliseconds -= interval;
47 return true;
48 }
49 return false;
50 }
51 }
52 }
2
3 namespace Game1
4 {
5 /// <summary>
6 /// 计算FPS类
7 /// </summary>
8 public static class FpsCounter
9 {
10 private static int frames;
11 private static int milliseconds;
12 private static int interval = 1000;
13 private static float fps;
14
15 /// <summary>
16 /// 得到当前的FPS
17 /// </summary>
18 public static float Fps
19 {
20 get { return fps; }
21 }
22
23 /// <summary>
24 /// 设置/获取用于计算FPS的时间间隔(毫秒)
25 /// 默认值1000
26 /// </summary>
27 public static int Interval
28 {
29 get { return interval; }
30 set { interval = value; }
31 }
32
33 /// <summary>
34 /// 在每一帧调用
35 /// </summary>
36 /// <param name="time">自从上一帧经过的时间</param>
37 /// <returns>如果经过的时间大于设置的间隔时间就返回true</returns>
38 public static bool NewFrame(GameTime time)
39 {
40 frames++;
41 milliseconds += time.ElapsedRealTime.Milliseconds;
42 if (milliseconds >= interval)
43 {
44 fps = frames * 1000.0f / (float)milliseconds;
45 frames = 0;
46 milliseconds -= interval;
47 return true;
48 }
49 return false;
50 }
51 }
52 }
原文地址:http://www.coding4xna.com/articles.php?article_id=2
调试的时候还是有用的。。。嗯嗯,希望能对您有所帮助。