https://forums.autodesk.com/t5/fusion-support-forum/circular-pattern-failing/m-p/9770200#M102365 <P>This seems pretty absurd as an example of high face complexity with regards to a simple Circular Pattern. File attached. If the existing pattern in the file attached is changed to Faces (with the same bits selected - 13 in total) it fails as shown.<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 770px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/824119i46DA2983D329F976/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 808px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/824120iDE0975683582DBF4/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> Sat, 26 Sep 2020 18:33:32 GMT Steinwerks 2020-09-26T18:33:32Z https://forums.autodesk.com/t5/fusion-support-forum/circular-pattern-failing/m-p/9770200#M102365 <P>This seems pretty absurd as an example of high face complexity with regards to a simple Circular Pattern. File attached. If the existing pattern in the file attached is changed to Faces (with the same bits selected - 13 in total) it fails as shown.<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 770px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/824119i46DA2983D329F976/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.png" style="width: 808px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/824120iDE0975683582DBF4/image-size/large?v=v2&amp;px=999" role="button" title="image.png" alt="image.png" /></span></P> Sat, 26 Sep 2020 18:33:32 GMT https://forums.autodesk.com/t5/fusion-support-forum/circular-pattern-failing/m-p/9770200#M102365 Steinwerks 2020-09-26T18:33:32Z https://forums.autodesk.com/t5/fusion-support-forum/circular-pattern-failing/m-p/9770746#M102366 <P>the complexity here is these two non-manifold edges:</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Screen Shot 2020-09-27 at 5.21.55 AM.png" style="width: 999px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/824244i99262DCDF6974378/image-size/large?v=v2&amp;px=999" role="button" title="Screen Shot 2020-09-27 at 5.21.55 AM.png" alt="Screen Shot 2020-09-27 at 5.21.55 AM.png" /></span></P> <P>&nbsp;</P> <P>Which is why pattern Faces (or Feature pattern set to "optimized", which is the same thing) fails.&nbsp; This is because face patterning uses a kernel algorithm where faces are unstitched from the body, copied, repositioned, and attempted to be stitched back into the body.&nbsp; These non-manifold edges prevent those faces back into the body.&nbsp; Just the limitation of the algorithm/geometry involved.</P> <P>&nbsp;</P> <P>This pattern does succeed using Feature/Identical, which is a faster algorithm than Feature/Adjust.</P> <P>&nbsp;</P> Sun, 27 Sep 2020 12:32:45 GMT https://forums.autodesk.com/t5/fusion-support-forum/circular-pattern-failing/m-p/9770746#M102366 jeff_strater 2020-09-27T12:32:45Z