lex at cc.gatech.edu
Sun Jan 4 19:59:26 UTC 2004
Jack Johnson <fragment at nas.com> wrote:
> I was messing around with EToys and grabbed an arrow morph and a couple
> of ellipses and wanted to have the arrow morph automatically place
> itself between the two ellipses and point from one to the other.
> The placement was easy, but I had trouble computing the heading. I did
> come across a formula used for computing a bearing based on two map
EToys doesn't have to use coordinates.... You can tell a morph to point
to another morph.
Hmm, actually, you can't do that exactly. But you can tell a morph to
*move toward* another morph. So try moving it to right place, telling
it to move toward the other morph, and then moving it back to the right
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