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    • mitcorbM Offline
      mitcorb
      last edited by

      This is an image of images of a model and its subject. Sort of a fibonacciated nautilistic serially arrayed and scaled common clerical device done the hard way before component stringer, or grow were even available.


      binderclipmontage - Copy.JPG

      I take the slow, deliberate approach in my aimless wandering.

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      • brookefoxB Offline
        brookefox
        last edited by

        Shoot, man, you do go.

        ~ Brooke

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        • brookefoxB Offline
          brookefox
          last edited by

          I'm sorry. That would be the paperclip nautilus.

          ~ Brooke

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          • jeff hammondJ Offline
            jeff hammond
            last edited by

            an exploratory go at the basics.. not sure how deep into this challenge i should commit to.. i think it could get pretty intense 😄

            spiral.skp

            basically… curve maker & curviloft

            dotdotdot

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            • TIGT Offline
              TIG Moderator
              last edited by

              Here's a Nautilus made with a component 'wedge' and Grow...


              Nautilus.PNG


              Nautilus.skp

              TIG

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              • TIGT Offline
                TIG Moderator
                last edited by

                Here's a less detailed one...


                Nautilus2.PNG

                TIG

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                • mitcorbM Offline
                  mitcorb
                  last edited by

                  Next step: curve the chamber partitions.

                  I take the slow, deliberate approach in my aimless wandering.

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                  • TIGT Offline
                    TIG Moderator
                    last edited by

                    It can't be done using one distorted component, because as the instances scale they no longer line up with their smaller neighbor, getting progressively misaligned...
                    If you explode it you can tweak all of the vertices of the parts so the all align smoothly...
                    BUT there are hundreds to do...
                    A nautilus is not always a perfect Fibonacci spiral anyway... and as you say the cell dividers are curved in 3d too...
                    It could be coded - but I am NOT going to do it...

                    TIG

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                    • mitcorbM Offline
                      mitcorb
                      last edited by

                      Can't hardly blame ya. You do enough around here already. And your two illustrations are no mean feats in themselves.

                      I take the slow, deliberate approach in my aimless wandering.

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                      • brookefoxB Offline
                        brookefox
                        last edited by

                        I turn my back to get some rest, and you guys make my day.

                        I'll expect the fleshy parts on my desk by noon.

                        EDIT: Some noon, any noon, any noon anywhere.

                        ~ Brooke

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                        • brookefoxB Offline
                          brookefox
                          last edited by

                          Jeff, could you or someone else who gets it, explain the use of curviloft for this model (your model, a few posts back). Your pic did not do it justice; very nice model, I think.


                          nautilus curviloft-1.JPG

                          ~ Brooke

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                          • jeff hammondJ Offline
                            jeff hammond
                            last edited by

                            @brookefox said:

                            Oh, I think I see the smaller arc now. So, 2 arcs and the spiral path?

                            hey brooke…
                            i actually did 4 different surfaces (breaking each one down into input that curviloft can understand..)

                            individual surfaces still grouped.. prior to exploding & soften/smooth

                            click pic -> bigger

                            dotdotdot

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                            • brookefoxB Offline
                              brookefox
                              last edited by

                              That's very helpful. Thank you much. Very nice.

                              Herewith: Jeff's off the half shell.

                              (Sometimes the file name is displayed, sometimes not: whycome?)
                              's off the half shell.JPG

                              ~ Brooke

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                              • brookefoxB Offline
                                brookefox
                                last edited by

                                Oh, I think I see the smaller arc now. So, 2 arcs and the spiral path?

                                No... I mean yes, but no faces as I had thought but did not say.

                                And news to me, the beginning and ending arcs (profiles, 'contours' as Fredo calls them) need not touch the path; in this case they would break the curve so that is fortunate.

                                So, I did OK but for the wrong reversal. Please advise. (Looking closer I see there are other errors: lack of closure, intersections, etc..)


                                nautilus curviloft-2.JPG

                                ~ Brooke

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                                • brookefoxB Offline
                                  brookefox
                                  last edited by

                                  I saw a twitch in this horse's left nostril. Besides, chambered nautilii really don't look like this. This one is with 'follow me and rotate': settings: rotate 0, scale 1.03; 24 segment face flat helix.

                                  follow me and rotate-settings-rotate 0 scale 1.03 24 segment face flat helix.JPG


                                  follow me and rotate-settings-rotate 0 scale 1.03 24 segment face flat helix.JPG

                                  ~ Brooke

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