Another examples of the screen refresh problem on the Mac?

[James Hurley]

I should have said that this is a Mac OS 10 problem.

> I suspect this is a problem peculiar to the Mac.
> 
> When I run:
> 
>   set the lockmoves to true
>   move grc "Oval" to tPoints without waiting 
>   move grc "rectangle" to tNewPoints without waiting 
>   set the lockmoves to false
> 
> The oval moves reasonably smoothly, but the rectangle take several abrupt steps.
> 
> Is this another manifestation of the screen refresh problem on the Mac? Normally I intersperse a "unlock screen" command to force a screen refresh, but I can't do that with the "move" command.
> 
> Jim Hurley