On 10/15/2010 04:37 PM, Michiel de Hoon wrote: > Hello, > > Recently I tried to get animations to work for the Mac OS X backend with the > new timer framework by implementing a TimerMac class that inherits from > backend_bases.TimerBase. This seems to work fine; the code is uploaded to SVN > if you'd like to try it. > > I am not sure what to do about blitting though. I can imagine two uses for > blitting: Either to make sure that the next figure appears instantaneously as > a whole after it has been drawn off-screen, or to precalculate a background > figure that is used repeatedly, and upon which the changing parts of the > figure are drawn. > > The latter would make sense for the Mac OS X backend also, but the former > would not. Effectively, because of double buffering in Quartz all figures are > automatically blitted already. > > So my question is: What is the purpose of blitting for animations in > matplotlib?
As far as I know, it is only the second--speeding up the animation by not having to recalculate and redraw so much. Eric > > Best, > --Michiel. > ------------------------------------------------------------------------------ Download new Adobe(R) Flash(R) Builder(TM) 4 The new Adobe(R) Flex(R) 4 and Flash(R) Builder(TM) 4 (formerly Flex(R) Builder(TM)) enable the development of rich applications that run across multiple browsers and platforms. Download your free trials today! http://p.sf.net/sfu/adobe-dev2dev _______________________________________________ Matplotlib-devel mailing list Matplotlib-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/matplotlib-devel
