[etoys-notify] [JIRA] Commented: (SQ-921) Ghost Images left in Playfield
Karl Ramberg (JIRA)
tracker at squeakland.org
Sat May 14 08:29:30 EDT 2011
[ http://tracker.squeakland.org/browse/SQ-921?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=39773#action_39773 ]
Karl Ramberg commented on SQ-921:
---------------------------------
This can be a small bug in Morphic>>position:
The invalid rectangle calculated here is off by one it seems
> Ghost Images left in Playfield
> ------------------------------
>
> Key: SQ-921
> URL: http://tracker.squeakland.org/browse/SQ-921
> Project: squeakland
> Issue Type: Bug
> Components: etoys
> Reporter: Stephen Thomas
> Attachments: Multiplication Model X.002.pr
>
>
> See attached project Page 3
> I have only seen the Ghost Images when moving the vertical slider (moving slowly seems to be more likely to re-create the problem).
> Note: the length/width of the rectangle can go negative, I preventing that by changing the script to add x := 0 max: x. But when I did everything stopped working, will investigate and file bug once sure error is not in programmer.
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