public ExtendedBufferCapabilities(BufferCapabilities caps){
  super(caps.getFrontBufferCapabilities(),caps.getBackBufferCapabilities(),caps.getFlipContents());
  this.vsync=VSyncType.VSYNC_DEFAULT;
}

public ExtendedBufferCapabilities ( BufferCapabilities caps ) { super ( caps . getFrontBufferCapabilities ( ) , caps . getBackBufferCapabilities ( ) , caps . getFlipContents ( ) ) ; this . vsync = VSyncType . VSYNC_DEFAULT ; }
creates an extendedbuffercapabilities object with front / back / flip caps from the passed cap , and vsync_default v - sync mode .
