Request for review: 7124552 [macosx] NullPointerException in getBufferStrategy()
sergey.bylokhov at oracle.com
Wed Feb 15 03:52:30 PST 2012
15.02.2012 15:46, Sergey Bylokhov wrote:
> 15.02.2012 15:39, Alexander Potochkin wrote:
>> Hello Sergey
>> I don't think you can work withVolatileImage as with an ordinary Image,
>> you take a buffer and then draw it to the graphics
>> when the buffer may be already expired.
>> look at RepaintManager.PaintManager.paint()
>> it tries to repaint the image if its content is lost,
>> after the fixed amount of attempts it falls back to the BufferedImage
> Buffer strategy has its own contentLost()(see
> FlipBufferStrategy.contentLost()) method which should be used by the
>> Here is a good blog about using VolatileImage
>> LWWindowPeer - it would be better to move the comment to the method's
It is not related to documentation of the method it is just a hint or
todo for its implementation.
>>> Hi Everyone,
>>> This is the first implementation for canvas backbuffer. npe was
>>> Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7124552
>>> Webrev can be found at:
Best regards, Sergey.
More information about the macosx-port-dev