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    Shade umbrella???

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    • utilerU Offline
      utiler
      last edited by

      @jeff hammond said:

      .

      a square perimeter with a rounded top and a drooping mesh using curviloft would be something like this:

      [attachment=1:2w6zx0be]<!-- ia1 -->tent_su6.skp<!-- ia1 -->[/attachment:2w6zx0be]

      [attachment=0:2w6zx0be]<!-- ia0 -->tent.jpg<!-- ia0 -->[/attachment:2w6zx0be]

      That's pretty much how I had attempted it also, Jeff however the 4 'hips' will actually be welded and stretched so they won't appear to have hard edges....

      cheers for the input though! πŸ‘

      purpose/expression/purpose/....

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      • utilerU Offline
        utiler
        last edited by

        @gilles said:

        This how Ferrari deals with it, for info.

        That's close, gillies although the surface on the outside of the apexes differ from the inner. seems 'warped to one side.

        Getting close though! πŸŽ‰ πŸŽ‰

        purpose/expression/purpose/....

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        • utilerU Offline
          utiler
          last edited by

          @mitcorb said:

          Hi:
          I fiddled with this yesterday. I did it two ways. When I did the deed by sections, selecting each curve in sequence, and mirror copied the result, I noticed the mis-shapened circular opening. When I selected everything and then activated the tool, I got a more regular opening. Segment count and size of segments in the curves do matter for more regular surfaces, as well as degree of curvature. My "good" result still had too much torsion/warpage in the finished surface. Did you see this too?

          Thanks Tim, what tool did you use?

          purpose/expression/purpose/....

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          • BoxB Offline
            Box
            last edited by

            I'm not really sure about what shape it is you are after but this is Extrude edges by rails.
            I don't know how you work white on white? sends me blind.


            Ute.JPG

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            • jeff hammondJ Offline
              jeff hammond
              last edited by

              @utiler said:

              That's pretty much how I had attempted it also, Jeff however the 4 'hips' will actually be welded and stretched so they won't appear to have hard edges....

              cheers for the input though! πŸ‘

              soften the edges after arraying. (or gap the array at the hips and fill in with an actual rounded surface)

              the main point being- if you use that outwardly bulging edge of the top ring as part of a networked surface and the opposing edge is straight, the bulge is going to carry throughout the surface.. if you want the surface to sag in the middle, you'll have to do something like i showed (if using curviloft or any of the 2rail sweep plugins)..
              maybe with soap skin& bubble you could get the sunken results as it has the pressure adjuster..

              dotdotdot

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              • mitcorbM Offline
                mitcorb
                last edited by

                @utiler:
                I used Curviloft by activating the "tent" icon.

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

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                • utilerU Offline
                  utiler
                  last edited by

                  So this is where it ended up at but still not convinced its the best result.

                  Shade_Curviloft01.png

                  Shade_Hidden.png

                  Shade_Hidden01.png

                  purpose/expression/purpose/....

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                  • jeff hammondJ Offline
                    jeff hammond
                    last edited by

                    hmm.. i'm not entirely sure what shape you're trying to get.. this latest version is different than the one you first described (or more likely- i misinterpreted before)

                    is this what you want? if so, it's easier to draw than the other one i showed.. i'll tell you how to do it if it's the right shape πŸ˜‰

                    tent2_v6.skp

                    tent2.jpg

                    dotdotdot

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                    • utilerU Offline
                      utiler
                      last edited by

                      I don't mind that, Jeff? πŸ‘
                      Please tell me more....

                      purpose/expression/purpose/....

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                      • Rich O BrienR Online
                        Rich O Brien Moderator
                        last edited by

                        You could use Vertex Tools or even the Smoove tool

                        Download the free D'oh Book for SketchUp πŸ“–

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                        • fredo6F Offline
                          fredo6
                          last edited by

                          If you do not have to respect strict profiles, you could give a try to

                          1. Curviloft - Loft by Spline (with Bezier method 2 and play with the tension)

                          Curviloft Tent.gif

                          1. TopoShaper, based on the square and ellipse

                          TopoShaper Tent.gif

                          In either case, you can refine and smooth better with the thomthom's Vertex Tools

                          Fredo

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                          • jeff hammondJ Offline
                            jeff hammond
                            last edited by

                            @utiler said:

                            I don't mind that, Jeff? πŸ‘
                            Please tell me more....

                            Fredo just showed the way i did it πŸ˜„

                            Loft by spline, bezier method 2, tension controls.

                            dotdotdot

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                            • fredo6F Offline
                              fredo6
                              last edited by

                              @jeff hammond said:

                              Loft by spline, bezier method 2, tension controls.

                              Jeff, I should have though about that. Actually, you are probably the one who knows the most about Curviloft, more than I do (I really need to go back to this plugin and refresh it).

                              @utiler: if you have a profile imposed, it may be better to use Curviloft - Loft along path, as shown in the video.

                              Curviloft Path tent.gif

                              Note that you must disable the "simplify" option, because it creates an artefact

                              Fredo

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                              • utilerU Offline
                                utiler
                                last edited by

                                @rich o brien said:

                                You could use Vertex Tools or even the Smoove tool

                                Never tried Vertex tools, Rich. Might have to give it a go.' πŸ‘

                                purpose/expression/purpose/....

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                                • utilerU Offline
                                  utiler
                                  last edited by

                                  Fredo / Jeff, that looks like it should turn out!!!!! πŸŽ‰

                                  I wish I knew how to use curviloft to its fullest; Fredo I can't recall seeing a 'how to' document like you have for your other tools....?

                                  This little excessive has certainly opened up some possibilities for different outcomes.

                                  Thanks so much to all of you, really appreciate your guidance. πŸ‘

                                  purpose/expression/purpose/....

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