[PD] TkWidget library

Hans-Christoph Steiner hans at eds.org
Fri Nov 2 03:57:48 CET 2007

On Nov 1, 2007, at 12:20 PM, Mathieu Bouchard wrote:

> On Thu, 1 Nov 2007, Martin Peach wrote:
>> It doesn't make sense to update a box or the screen more often  
>> than once per frame on the viewing device, but of course that  
>> signal (the vertical retrace or frame sync) is often hard to  
>> obtain. openGL sometimes has it builtin, does tk? 60Hz is 16.66...ms.
> I'm not recommending to make it go at a rate above the monitor's  
> rate. Usually, even a third of the monitor's rate is too much for  
> Tk. I'm not 100% sure what is Tk's refresh rate, I think I've seen  
> 50 ms (20 Hz). I don't think it ever checks the monitor's rate.
> I thought you were suggesting to use the audio block size?...  
> anyhow, surely not, as it's much above the frequency of the monitor.

Using my new [cursor] object and [timer], I was getting mouse motion  
events every 17-19ms.



I have the audacity to believe that peoples everywhere can have three  
meals a day for their bodies, education and culture for their minds,  
and dignity, equality and freedom for their spirits.      - Martin  
Luther King, Jr.

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