fps.java

来自「3D手机游戏开发实例源代码」· Java 代码 · 共 28 行

import javax.microedition.midlet.*;

class FPS{
 
    public static int fps = 10;
    private int count_fps;
    public String fps_string = "";
    private long last;
 
    public FPS(){
        fps = 10;
        count_fps = 0;
    }
 
    public void calculateFps(){
        count_fps++;
 
        long n = System.currentTimeMillis() / 1000;
 
        if (n != last) {
            fps = count_fps;
            count_fps = 0;
            fps_string = "Fps:" + fps;
            last = n;
        }
    }
}