Last night, I pushed a sprite back in z one unit and a sprite that wasn't pushed back was something like. 637 to be the same size when at z equals 0.
On Sep 9, 2010 1:05 PM, "Dr Mark William Wright" <[email protected]> wrote: > hi > isnt it just 1/n? > 1 unit away same size > 2 units away 1/2 size > 3 units away 1/3 size > 4 units away 1/4 size etc > > regards > > Mark > > > Quoting George Toledo <[email protected]>: > >> What kind of equation would be needed to utilize Z coordinates in QC in a >> way that doesn't change Z translation, but could be used to reduce X/Y scale >> in a way that makes the object appear to be equivalent size that they would >> be if translated in Z? In addition, is it possible to emulate the apparent >> reduction/exaggeration of horizontal or vertical movement of a sprite as it >> is moved in z by performing math on x/y translations on an object where z >> isn't at 0? >> >> Forgetting the x/y translate, it would be nice to know the equation to make >> a sprite the same size it is at z=-1, z=-2, z=-3 and so on, by manipulating >> x/y scale for instances when one wants everything to work in only 2 >> dimensions. The relation isn't linear, and I'm not sure how to back into it. >> >> If this has been covered, forgive me. >> >> -George Toledo >> > > > > ---------------------------------------------------------- > Dr Mark William Wright Do contact me by mobile rather than phone > School of Informatics PHONE: Mobile: (+44)07708497570 > WEBSITE: http://edinburgh.academia.edu/MarkWright > School of Informatics TWITTER: http://twitter.com/dr_mark_wright > Informatics Forum > 10 Crichton Street > Edinburgh > EH8 9AB > ---------------------------------------------------------- > > -- > The University of Edinburgh is a charitable body, registered in > Scotland, with registration number SC005336. > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Quartzcomposer-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/quartzcomposer-dev/gtoledo3%40gmail.com > > This email sent to [email protected]
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