<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>On Apr 20, 2011, at 10:49 AM, Tom Goddard wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><span class="Apple-style-span" style="font-family: monospace; ">1) To rotate 3 volumes each about its own center you can use the<span class="Apple-converted-space"> </span><br>"independent" center of rotation method, command "cofr independent". <br>That won't allow you to easily initiate rotation of each model at a<span class="Apple-converted-space"> </span><br>different time. To do that it is simpler to just use the "turn" command<span class="Apple-converted-space"> </span><br>to start each model rotating. For example,<br><br>turn y 3 120 center #0 model #0<br>wait 60<br>turn y 3 120 center #1 model #1<br><br>will rotate model #0 about its own center in 3 degree steps for 120<span class="Apple-converted-space"> </span><br>steps (360 degrees total) about the vertical screen axis. 60 steps<span class="Apple-converted-space"> </span><br>after that has started (wait 60) model #1 will start rotating in the<span class="Apple-converted-space"> </span><br>same way.<br></span></span></blockquote><br></div><div>An alternative way to get the models to start rotating at different times is to use "cofr independent" like in the above but initially inactivate the models you don't want to rotate, something like:</div><div><br></div><div>cofr independent </div><div>~sel 0 1 2</div><div>roll y</div><div>sel 0</div><div>wait 60</div><div>sel 1</div><div>wait 60</div><div>sel 2</div><div>wait 60</div><div>freeze</div><div><br></div><div>--Eric</div><div><br></div><br></body></html>