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    *NOT SOLVED* UV Mapping Stuff with Unity - Help Please?

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    • T Offline
      TalentNinjaInc
      last edited by

      Okay, I'll go into EXACT detail if you wish.

      It starts in Sketchup looking like this - little to no textures. (Note, this is good - I don't want textures on it UNTIL its in Unity.)

      Onett.png

      Next - i export it as a COLLADA file and import it into unity. It looks like this:

      Unity1.png

      Then I add the brick texture to one of the houses, and instead of giving me a texture it does this:

      Unity2.png

      NOTE: No matter how close I get to the building, it does not appear. There is no texture there - just a solid color.

      So after a bit of research I came across this post from a guy that was having the same problem I was.

      favicon

      (answers.unity3d.com)

      ...and I assumed that I needed to UV map my object in Sketchup - which I don't know how to do. In fact, I know little to nothing about UV Mapping.

      Does this clear things up? What do I do?

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      • jeff hammondJ Offline
        jeff hammond
        last edited by

        not sure as I've never used unity.. hopefully someone more qualified will come along and help you out..
        until then.. can you apply a texture in sketchup (which will have uv coords) then change the texture to your liking once in unity?

        dotdotdot

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        • Dave RD Offline
          Dave R
          last edited by

          Is there a forum for Unity users? seems to me you're more likely to run into someone there who knows how to solve your problem.

          Etaoin Shrdlu

          %

          (THERE'S NO PLACE LIKE)

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          M30

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          • T Offline
            TalentNinjaInc
            last edited by

            You guys are missing the point! 😒 😞

            I need to know how to UV map in Sketchup. How do I do that and then export it?

            This isn't a Unity problem! This is me trying to learn Sketchup.

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

              I'll have a stab at this....

              [a] Are you exporting textured models?

              [b] Are the models triangulated prior to export?

              [c] Solid colours in SketchUp are not textures therefore have no UV values. So does Unity have mapping capabilities?

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

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              • Dave RD Offline
                Dave R
                last edited by

                @talentninjainc said:

                You guys are missing the point! 😒 😞

                I need to know how to UV map in Sketchup. How do I do that and then export it?

                This isn't a Unity problem! This is me trying to learn Sketchup.

                Excuse me! You wrote, "I don't want textures on it UNTIL its in Unity." πŸ˜’

                As Rich said, solid colors are not textures and don't have UV values.

                Etaoin Shrdlu

                %

                (THERE'S NO PLACE LIKE)

                G28 X0.0 Y0.0 Z0.0

                M30

                %

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

                  Can you answer my questions please?

                  If you want to learn about what UV mapping is then try reading wikipedia. When you understand it a bit more or need something clarified ask here. But so far you have failed to explain yourself clearly. This maybe because you are not fully understanding the intricacies of working in 3D?

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

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                  • T Offline
                    TalentNinjaInc
                    last edited by

                    Okay - I'm going to try this real simple like.

                    How do I create a UV map in Sketchup?

                    And @Rich

                    A) No.

                    B)I don't think so..?

                    C) None. No Mapping at all in Unity.

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                    • T Offline
                      TalentNinjaInc
                      last edited by

                      Edited my original reply for you Rich. I didnt see your post.

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

                        OK, so we are getting somewhere....

                        [a] if you are exporting untextured model then your geometry has no uv values applied. If untiy doesn't have mapping tools then it is unable to texture an area if that area hasn't got UV values already.

                        [b] if unity is trinagulating geometry on import then it may lead to other issues. This can be addressed later.

                        Have you watched this?

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

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                        • T Offline
                          TalentNinjaInc
                          last edited by

                          We are getting somewhere indeed!

                          So what you're saying is that I have to add a texture to it in Sketchup, and it will automatically create the UV details? Thus allowing me to export and import it into Unity with said texture still applied? Am I understanding your concept?

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

                            You are seeing the route you should at least test.

                            Try this on a cube to see what happens. Don't use colours as these are not textures as I mentioned already. If when you export a cube and things still have errors holla back.

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

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