Graphic speed comparison between webLets and desktop stacks

SparkOut SparkOutYNY at gmail.com
Wed Sep 9 17:55:39 EDT 2009




SparkOut wrote:
> 
> 
> 
> James Hurley wrote:
>> 
>> On the Mac there has been a longstanding problem in using repeat loops  
>> to control the movement of screen objects. It is necessary to insert a  
>> forced screen refresh every time through the loop on the desktop. That  
>> problem goes away on the Web. A screen refresh is no longer needed.
>> 
>> The stack I wrote is very busy, lots of factors to vary in order to  
>> compare all the possibilities. If you have the courage you  can  
>> compare these things for yourself  on the desktop using the stack:
>> 
>>     go url "http://jamesphurley.on-rev.com/OnRevGraphicTimer.rev"
>> 
>> And on the Web, go to
>> 
>>      http://jamesphurley.on-rev.com/OnRevTimer/test.html
>> 
>> The stack is a little busy. Jim Hurley
>> 
>> (P.S. On the third card of the stack above I added is a simulation of  
>> planetary motion. The speed is fine on the desktop and the motion is  
>> very smooth,  but it is WAY too speedy on the Web. I didn't include  
>> any accommodation for the speed change on the Web. A good example of  
>> the need to do so.
>> 
>> 
> For comparison, I tried some examples on Windows (XP, Rev Enterprise
> 4.0-dp-4, Internet Explorer 8) and got identical* results on the desktop
> stack as with the revlet.
> *OK, I got the range 727, 728 or 729 milliseconds consistently when
> choosing 90 points in the circle and 7 milliseconds on the delay slider.
> 
And I meant to say, the blue planet spinning round the sun was high speed to
the point of stroboscopic inability to see where it was at any given point -
both on the web revlet and the desktop stack.
-- 
View this message in context: http://www.nabble.com/Graphic-speed-comparison-between-webLets-and-desktop-stacks-tp25332280p25373806.html
Sent from the Revolution - User mailing list archive at Nabble.com.




More information about the use-livecode mailing list