Truncation and round off

stéphane ducasse ducasse at iam.unibe.ch
Sun Feb 5 13:09:10 UTC 2006


Hi jerome

do you have solutions for the problem you mention?

Stef

On 5 févr. 06, at 04:05, Peace Jerome wrote:

> In
>
> http://lists.squeakfoundation.org/pipermail/squeak-dev/2006- 
> February/100365.htmlnicolas
>
>
> nicolas cellier ncellier at ifrance.com wrote
> Sun Feb 5 02:00:17 CET 2006
>
> at length about truncation and roundoff libraries and
> that squeak's is incomplete compared with others.
>
> I'd like to add that this incompleteness is part of a
> problem morphic has in displaying graphics. See:
>
> http://bugs.impara.de/view.php?id=2453
>
> Summary		0002453:
> [Bugs] What is the extent of a truncated rectangle?
>
> The basic problem was that truncation and rounding did
> not mix well with rectangles. Particularly when
> rectangels were mixing with rendering Transformation
> morphs.
>
> Part of the solution would be to have more choices
> particular ceiling and floor options for rectangles
> (an by extention Points.) I was headed in that
> direction as  I attempted fixes to the errors. If a
> set of vocabularies exist that would also make squeak
> more compatable with other smalltalks and we have all
> the necessary permissions to include them. Then I say
> squeak could use them. The sooner the better.
>
>
> Yours in service, -- Jerome Peace
>
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