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    Unfold.rb script: useful for UV-mapping?

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    • K Offline
      kwistenbiebel
      last edited by

      something like this:
      Texture creation in Pshop, apply textures on flat 2D and fold back to the original.

      http://i140.photobucket.com/albums/r3/kwistenbiebel1/SU/newuv_tb.jpg

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      • urgenU Offline
        urgen
        last edited by

        ...good idea 👍 ...I am assured that it is possible 🎉 😄

        --pupil forever...------

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        • H Offline
          howardhong
          last edited by

          heres sample

          http://i241.photobucket.com/albums/ff294/howardhong/Apple.jpg

          http://archive3d.net/?a=download&id=10214

          Error 404 (Not Found)!!1

          favicon

          (sketchup.google.com)

          http://i241.photobucket.com/albums/ff294/howardhong/apple_su.png

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          • K Offline
            kwistenbiebel
            last edited by

            Howardhong,
            Those look like imports from another app.
            I doubt the texturing of the apple is done in SU. Or is it?

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            • jujuJ Offline
              juju
              last edited by

              The ZIP is supplied with the model in two formats: 3DS and what I think is for ArchiCAD.

              Save the Earth, it's the only planet with chocolate.

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              • L Offline
                lewiswadsworth
                last edited by

                Blender has the capability you are requesting, KB. Neatest part is where you can actually use painting tools on the unfolded map and then see them applied in the rendered viewport.

                I haven't used it in a while, but now that I've been given a little project with a certain degree carte blanche I was planning on testing all kinds of integrations with SU, Blender, and more obscure programs.

                col sporcar si trova

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                • K Offline
                  kwistenbiebel
                  last edited by

                  Blender is such a pain. 😳
                  I would love to be able to do things in SU as much as possible.

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                  • L Offline
                    lewiswadsworth
                    last edited by

                    @kwistenbiebel said:

                    Blender is such a pain.

                    Yes, it is.

                    And without a doubt, if you folks ever get your wish for a multi-processing, high-polygon-capable, NURBS-capable, IK-capable, super-dooper-Krytonite-resistant SU, it will also be a pain.

                    col sporcar si trova

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                    • R Offline
                      remus
                      last edited by

                      better not mention that kryptonite resistance thing too loudly lewis, might get people speculating again...

                      http://remusrendering.wordpress.com/

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                      • K Offline
                        kwistenbiebel
                        last edited by

                        @Lewiswadsworth,
                        It's just a wish Lewis...just a wish. 😉

                        I tried Blender, and yes it made me feel as if I miss some million brain cells to get control over it. (or a million spare hours to learn it).

                        Sketchup has a tradition of making otherwise difficult 3D tasks a whole lot easier.
                        So why wouldn't it be capable of making a complex thing like texturing easy?

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                        • H Offline
                          howardhong
                          last edited by

                          uv mapping coordination of .3ds model is reserved when imported to SU.

                          so i think it can be done by ruby script like other program used to do.

                          we all see the impossible things be done with script like ffd or subsmooth.

                          im expectintig somebody can make that kind of script.

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                          • soloS Offline
                            solo
                            last edited by

                            This is an interesting thread, so in a nutshell what you are saying Chris is that say for instance the apple above, you first create the mesh then 'unwrap' it. You then export the 2d unwrapped image to an editor like Photoshop and you create the texture, the completed texture is then imported back into SU and applied to flattened mesh and then when folded the texture is perfectly mapped?

                            http://www.solos-art.com

                            If you see a toilet in your dreams do not use it.

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                            • K Offline
                              kwistenbiebel
                              last edited by

                              @solo said:

                              This is an interesting thread, so in a nutshell what you are saying Chris is that say for instance the apple above, you first create the mesh then 'unwrap' it. You then export the 2d unwrapped image to an editor like Photoshop and you create the texture, the completed texture is then imported back into SU and applied to flattened mesh and then when folded the texture is perfectly mapped?

                              Exactly, that's the idea.

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                              • RichardR Offline
                                Richard
                                last edited by

                                Beibel

                                Mate yourn the money again! I thought about this the other day, even for simple models like context buildings or for examples like your idea for baked textures from podium. A simple form could be built and textured in SU - unwrapped - image edited to add details such as windows, doors etc and then rewapped to include the added details. Or when modelling with photomatch the unwrapped image could be edited easily to take out detail such as plants etc in the photo as needed to clean up the model.

                                Seems to me like a must for direct integration of SU for google with regards to google earth purposes!

                                I must say this really drives home the general need for better mapping functions in SU like spherical mapping!

                                [BUILTBRAND.COM.AU](http://builtbrand.com.au/)

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                                • K Offline
                                  kwistenbiebel
                                  last edited by

                                  @richard said:

                                  Seems to me like a must for direct integration of SU for google with regards to google earth purposes!

                                  Just mention Google earth some times more on the forum....maybe that wakes up the G-SU team 😄

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                                  • H Offline
                                    HFM
                                    last edited by

                                    I Must say this idea is briliant, but instead of folding it back together why not try to make it like components? Unfold one, aplie texture and see the effect directly on another...

                                    Would be awesome and very usefull!

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                                    • K Offline
                                      kwistenbiebel
                                      last edited by

                                      Oh yes HFM,
                                      Wonderful idea.
                                      That way it would work like Whaat's subsmooth where you work on the proxy and the subsurface gets updated automatically.

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                                      • GaieusG Offline
                                        Gaieus
                                        last edited by

                                        Too big silence from Jim's side IMO. I guess he is already thinking on it! 😄

                                        Gai...

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                                        • S Offline
                                          sepo
                                          last edited by

                                          It could be mighty useful script.

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                                          • plot-parisP Offline
                                            plot-paris
                                            last edited by

                                            what I truly would love to see is the possibility to add (and delete) pins to get an extended amount of control over the distortion of a texture (should of course work on curved surfaces too).

                                            multi_pins.jpg
                                            I think this idea was mentioned already somewhere in the forum.

                                            the workflow of unfolding a shape to texture it could work almost like adjusting a texture today in SketchUp:

                                            you right click the object and choose "Texture > 2D Mapping" - then you get an unfolded version of the shape (while you still see a pale version of the original geometry- like the rest of a model is shown when you edit a component) with the texture projected on it. now you use the pins (or even add some... 😉 ) to position the image. then you hit "Enter" to confirm.

                                            now that would be an incredibly easy but nevertheless flexible way of mapping textures! 😍

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