Android Open Source - LucyTheMoocher Game Thread

• Back to Game/platform  ↑

From Project

Back to project page LucyTheMoocher.

License

The source code is released under:

MIT License

Java Source Code

package com.lucythemoocher.game;
//from  w w w. j  a va 2s. c o m
import android.util.Log;

import com.lucythemoocher.loops.MasterLoop;

public class GameThread extends Thread {
  private static final String TAG = GameThread.class.getSimpleName();
  private boolean running = true;

  private long beginTime_;
  private long timeDiff_;
  private int framesSkipped_;

  private static final int MAX_FPS = 30;
  private static final int MAX_FRAME_SKIPS = 5;
  private static final int FRAME_PERIOD = 1000 / MAX_FPS;

  public void setRunning(boolean running) {
    this.running = running;
  }

  public void run() {
    Log.d(TAG, "Starting game loop");

    long sleepTime = 0;
    
    while( running ) {
      beginTime_ = System.currentTimeMillis();
      framesSkipped_ = 0;

      update();
      render();
      
      timeDiff_ = System.currentTimeMillis() - beginTime_;
      
      sleepTime = (int)(FRAME_PERIOD - timeDiff_);

      if (sleepTime > 0) {
        // if sleepTime > 0 we're OK
        try {
          Thread.sleep(sleepTime);
        } catch (InterruptedException e) {}
      }

      while (sleepTime < 0 && framesSkipped_ < MAX_FRAME_SKIPS) {
        update();
        sleepTime += FRAME_PERIOD;
        framesSkipped_++;
      }
      
    }
    
  }
  
  public void update() {
    MasterLoop.getInstance().update();
  }
  
  public void render() {
    MasterLoop.getInstance().render();
  }
}

Java Source Code List

• Back to Game/platform  ↑