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    Simple 2D spiral

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    • G Offline
      GreyHead
      last edited by

      Try Draw helix 13 and set the pitch to 0 to keep the helix 2d.

      Or K tools will allow you to define your own equation for the spiral.

      Bob

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      • T Offline
        ticoloco
        last edited by

        Thank you Greyhead,
        the K-tools helped. But I still have the problem, that the resulting object seems not to be joinable into an area.
        What I want to do are scrolls (rolled rectangles). Any ideas?
        Thank you for your time

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        • R Offline
          remus
          last edited by

          You could use didiers projection tools to turn it in to an extruded face (http://www.crai.archi.fr/RubyLibraryDepot/Ruby/em_geo_page.htm name: projection_v6.rb) or you could start with a bir rectangle, slice it up in to lots of small rectangles and then incrementaly rotate them. See tut for more details.


          Add more seqments to the starting rectangle to increase smothness of the scroll.

          http://remusrendering.wordpress.com/

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          • G Offline
            GreyHead
            last edited by

            For scrolled rectangles see this post - you'd need to delete some unwanted stuff.

            Bob

            PS No time to test it now - I'll try later.

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            • TaffGochT Offline
              TaffGoch
              last edited by

              @ticoloco said:

              What I want to do are scrolls (rolled rectangles). Any ideas?

              Something like these?

              If not, do you have a photo of what you're trying to achieve?

              Taff


              RolledUp1.png


              RolledUp2.png

              "Information is not knowledge." -- Albert Einstein

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              • B Offline
                bbwolf
                last edited by

                Hello there

                @TaffGoch

                That´s exactly what I want to do. How´d you create this?
                Looking for how to do a spiral in SU for hours now, but can´t
                seem to find an answer.

                What´s KTools btw, anyone?

                Thanks

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                • GaieusG Offline
                  Gaieus
                  last edited by

                  Hi Wolf,

                  kt_tools##.rb (for different mathematical shapes) and drawhelix##.rb (for spirals) are ruby scripts used as plugins in SU.
                  You can download them here.

                  Gai...

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                  • B Offline
                    bbwolf
                    last edited by

                    Hey Gaieus

                    I really hate to sound like a total noob but when I try to download the stuff I get a website with ALL the code. What am I ´sposed to do with that?
                    I tried to put in a text file but my mac flatly refuses to change the suffix to rb.

                    wth? Any ideas? Would be great. Clock is ticking for me and that sucks.

                    Thanks everybody

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                    • GaieusG Offline
                      Gaieus
                      last edited by

                      Don't worry about sounding like a noob - after all we are in the Newbie Forum (and we all had to start somewhere).

                      Anyway, I'm not a Mac user so I'm not sure everything will work the same way;

                      If you click on the script and it returns the code, you can select all and copy > Paste it into a simple text editor (not a word processor!) then save it under the Macintosh HD/Library/Application Support/Google Sketchup 6/SketchUp/Plugins folder with the exact name it has on the site.

                      You can (on PC) also just right click on the link and save it to the same place but with rb extension.

                      Gai...

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                      • GaieusG Offline
                        Gaieus
                        last edited by

                        For the easy spirals, download the drawhelix.rb as well (it also has several versions).

                        Gai...

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                        • B Offline
                          bbwolf
                          last edited by

                          okay I managed to get k_tools_50.rb to run in my SU

                          just read yer answers - found it before 😎 <

                          Now, how do I get the spiral done, please? If I´d known math I wouldn´t
                          have become a designer in the first place.

                          See attached pic for what this stupid muppet sees and tell what to do, please


                          Bild 2.png

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                          • B Offline
                            bbwolf
                            last edited by

                            whelp

                            I´ll do that right now. Keep ya posted on the process.

                            Thanks so much

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                            • B Offline
                              bbwolf
                              last edited by

                              😍

                              It works! Saved by Gaieus! Thangk yew. Thangk yew verry mudch. 😎

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                              • GaieusG Offline
                                Gaieus
                                last edited by

                                No, these are just the first steps in discovering the wonderful and exciting world of pluins! 😉

                                Gai...

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                                • B Offline
                                  bbwolf
                                  last edited by

                                  you are 100% totally right. I just discoverd that one solution just leads one to the next problem/challenge. Should I continue my quest for help and knowledge in this thread or open up a new one?

                                  Here´s the "handdrawn" sketch of what I want to/have to create today.

                                  I now got the spiral thing down, but how to get the thing to extrude the
                                  way I want it?


                                  081105_AFA_04.jpg

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                                  • GaieusG Offline
                                    Gaieus
                                    last edited by

                                    OK, before we proceed, download skin22.zip as well and unzip its content to the same folder.


                                    Edit: I will split this part of the topic off the original one.

                                    Gai...

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                                    • B Offline
                                      bbwolf
                                      last edited by

                                      I´ll go looking for the .zip

                                      I allready started a new thread.

                                      http://www.sketchucation.com/forums/scf/viewtopic.php?f=79&t=14005

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                                      • B Offline
                                        bbwolf
                                        last edited by

                                        Okay. I got the skin22.zip and put it in the plugin folder.

                                        Now what? 🤓

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