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  HighResTimer class on the wiki?  (Read 1221 times)
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Offline nonnus29

Senior Devvie




Giving Java a second chance after ludumdare fiasco


« Posted 2003-11-05 23:17:55 »

I registered for the wiki to post the hirestimer class from Snowmoon that we all know and love, but I gather I have to provide hosting for the file.  I've searched the new forums with several word combinations but couldn't find it.  Can be no one has reposted it?!?! I don't have a host besides geocities as of yet, so here it is;

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 public class HighResTimer implements Runnable 
{
      private int ticks, autoLength;      
      private Thread timerThread;
      private boolean autoCorrection = true;
      private boolean running = false;
      private long timeDiff, startTime, endTime, msDelay, targetMs;
     
      public HighResTimer() {
           
            timerThread = new Thread(this);
            timerThread.setPriority(Thread.MAX_PRIORITY);
            timerThread.setDaemon(true);
      }
     
      public int getTickCount() {
            return ticks;
      }
     
      public void resetTickCount() {
            ticks = 0;      
      }
     
      public void startTimer() {
            running = true;
            timerThread.start();
      }
     
      public void stopTimer() {
           
            running = false;
            try {
                  timerThread.join();
            }
            catch (Exception e) {}
      }
     
      public void setAutoCorrection(boolean on, int sampleLength) {
     
            autoCorrection = on;
            autoLength = sampleLength;
      }
     
      public void setDelay(int tmsDelay) {
     
            msDelay = tmsDelay;
            targetMs = msDelay;
      }
     
      public void run() {
     
            startTime = System.currentTimeMillis();
            try {
                  while (running) {  
                        if (msDelay > 0)
                        Thread.sleep(msDelay);
                        ticks++;
                        synchronized (this) {
                              notifyAll();
                        }
                        if (autoCorrection && (ticks % autoLength == 0)) {
                              endTime = System.currentTimeMillis();
                              timeDiff = ((endTime - startTime) / autoLength) - targetMs;
                              startTime = endTime;
                              if (timeDiff > 0) {
                                    msDelay--;
                              }
                              if (timeDiff < 0) {
                                    msDelay++;
                              }
                        }
                  }
            }
            catch (Exception e) {}
      }
}  
Offline Jeff

JGO Coder




Got any cats?


« Reply #1 - Posted 2003-11-06 01:49:56 »

A number of people are using the one in the com.sun.* packages temporarily until 1.5, at which point there will be one in the java.* standard APIs.

Got a question about Java and game programming?  Just new to the Java Game Development Community?  Try my FAQ.  Its likely you'll learn something!

http://wiki.java.net/bin/view/Games/JeffFAQ
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