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    Projecting Textures question

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    • GaieusG Offline
      Gaieus
      last edited by

      @hellnbak said:

      I have tried exploding the top sphere half, but it still will only project onto individual "slices" at a time...

      Then you are either not projecting or your geometry is not smooth or anything.
      Like Dave says;

      @dave r said:

      You know, it would be a big help if you posted images of what you are trying to accomplish and what you are getting.

      Gai...

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      • hellnbakH Offline
        hellnbak
        last edited by

        Not quite what I had in mind. But I'm just a noob, so I probably don't know what the hell I'm doing.


        1.jpg

        "Politicians are just like diapers -- they need to be changed often, and for the same reason"

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        • hellnbakH Offline
          hellnbak
          last edited by

          It did, for whatever reason, seem to stop projecting it onto individual slices

          "Politicians are just like diapers -- they need to be changed often, and for the same reason"

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          • GaieusG Offline
            Gaieus
            last edited by

            Post the file, please. It is so hard to say anything from an image like that. If you are projecting that image (how are you doing it by the way?) it should NOT look like that.

            Gai...

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            • hellnbakH Offline
              hellnbak
              last edited by

              Here it is.


              Ball 4.skp

              "Politicians are just like diapers -- they need to be changed often, and for the same reason"

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

                You have a mixture of 'Hidden Lines' and 'Softened Lines' as a result of your previous efficint modelling. Even you cannot see these lines SU does and is attempting to 'Project' between each segment.

                Start again and drawe a Sphere and project on to that Sphere. Then compare new Sphere with old Sphere with 'Hidden Geometry' on.

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

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                • GaieusG Offline
                  Gaieus
                  last edited by

                  Rich beat me but like I said above:

                  @gaieus said:

                  your geometry is not smooth

                  unsoft.png

                  Triple click on your sphere and right click > Soften edges and in the popup dialog, pull the slider a bit. Just enough to "tough" it.

                  Then do the projection.

                  Gai...

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                  • hellnbakH Offline
                    hellnbak
                    last edited by

                    Ok, it seems to work now, although I'm not sure of the whys and wherefores of it, which bothers me. Now, how do I get rid of the "extras" as indicated in attached photo? Thanks for bearing with me.


                    2 a.jpg

                    "Politicians are just like diapers -- they need to be changed often, and for the same reason"

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                    • Dave RD Offline
                      Dave R
                      last edited by

                      To prevent the image from repeating, you need to make the area the material is to fill small enough so that it can't. If you look at my example, you can see where the gray changes. I intersected a horizontal face with the hemisphere to create that limit. After applying the image of the shift pattern to the upper region and a gray color that was close to the lower region, I hid the edges of the circle that resulted from the intersection. I also deleted the internal face that was created during the intersection since it isn't needed.

                      FWIW, I could have made the image slightly smaller and made it fit better but it was just an example, anyway.

                      Etaoin Shrdlu

                      %

                      (THERE'S NO PLACE LIKE)

                      G28 X0.0 Y0.0 Z0.0

                      M30

                      %

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

                        Or to build on Dave's excellent advice....

                        Your texture is tiling due to the fact the Ball's surface area is larger than your textures surface area. Edit your texture to something like this...
                        Ball.jpg

                        This can be done in GIMP or PhotoShop or Paint.NET or whatever you use to manipulate images. Basically the canvas of your image needs more space between the gear stick textures otherwise those repeating patterns will show on the ball.

                        As i said to you before. Keep asking questions and you'll learn some great tricks here. Like Daves approach or my longer approach πŸ˜’

                        Sorry Dave i started typing and couldn't resist posting.

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

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                        • hellnbakH Offline
                          hellnbak
                          last edited by

                          Actually I just showed the hidden geometry and painted the faces to get rid of the stuff I didn't want. Had to draw a couple lines where the good and the bad stuff shared a face, but it worked fine. My head hurts too much to try what you suggested πŸ˜†

                          Thanks again for sticking with me on this. Much appreciated.

                          "Politicians are just like diapers -- they need to be changed often, and for the same reason"

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                          • hellnbakH Offline
                            hellnbak
                            last edited by

                            I know this probably wouldn't work in most situations, but it did in this simple one. Your method of enlarging the area around the image will probably be what I use in the future.

                            "Politicians are just like diapers -- they need to be changed often, and for the same reason"

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