Chuck Shavit wrote: > > At 12:16 AM 10/28/97 -0500, George Mills wrote: > > >Yehuda used UCBLogo's ARC at the time which draws only from the center. > >I later added ARC2 after a long thread with Yehuda (much like this one) > >that keeps the turtle tangent to its ARC. I just posted an ARC2 for > >UCBLogo which used UCBLogo's built in ARC just a couple weeks ago. > > Sorry, I missed it a couple of weeks ago. I erroneously thought that your > ARC is based on Windows' arc primitive, and as such is 2D-ish. > > Chuck Correct, it is not based on Windows ARC. The are functions that are inherently 2D that cannot do 3D-ish stuff like MOUSEPOS and BITMAP sizes etc. But the true "2D Turtle Geometry" and many extensions like ARC and ELLIPSE can live in a 3D world. -- =============================================================== George Mills (mills@softronix.com) http://www.softronix.com/ The www page contains some very powerful educational software. Our single most important investment is our kids. --------------------------------------------------------------- Please post messages to the Logo forum to logo-l@gsn.org. Mail questions about the list administration to logofdn@gsn.org. To unsubscribe send unsubscribe logo-l to majordomo@gsn.org.
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