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    Issues with FBX Shading (Normals)

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    normals shading fbx scale
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    • AlexC
      AlexC last edited by AlexC

      Hello
      I'm trying to use a model downloaded from Turbosquid, which was apparently created in Blender.
      When I bring in the 3d object into C4d I get some strange artifacts in the viewport and on render.Its almost as if the edges had some kind of toon shading applied. I tried adding phong shaders, but it doesn't seem to work.

      This is what I see in the viewport
      https://www.dropbox.com/scl/fi/xsv6irvyinkgrgv3612d3/Cinema_4D_19VVY2T82U.png?rlkey=cyfobfygbbtnd0c07uyb4yvo5&dl=0

      And this is what it should look like
      https://www.dropbox.com/scl/fi/e6p2nr81sd60aomlmrt3v/chrome_R8H0MzL4WQ.png?rlkey=2mrxzp5n6d71vp0craubc1yqm&dl=0

      I'd prefer not to learn Blender to render this 🙂

      Thanks for any pointers on how to get a clear render on this..
      Thanks!

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      • Dr. Sassi
        Dr. Sassi last edited by Dr. Sassi

        Hi AlexC,

        The Scene Scale is too small to get precise readings for the normal direction. The point distance is as small as 0.0001

        Do the following after loading:

        Attribute Manager> Mode> Scene> Scale:
        Screenshot 2024-06-30 at 10.16.05 PM.jpg

        That scales it up by ten.
        Things should look "normal" for the Normals.
        Eventually, click inside the Phong Tag on the Button: Create Normal Tag.

        Now do the opposite for the scene scale to get the needed scale back, or stay in the ten times larger space (suggested, if possible)

        Here is a single piece of it based on the procedure
        https://stcineversityprod02.blob.core.windows.net/$web/Cineversity_Forum_Support/2024_PROJECTS_DRS/20240630_CV4_2024_drs_24_TXnd_01.c4d.zip

        I think that this model is way over the top, in terms of resolution. But if one likes to go very close…
        If the textures are easy to re-apply, I would go with the Remesh Generator, and 25%.

        More about Normals:
        https://help.maxon.net/c4d/2024/en-us/Default.htm#html/Normal_Editing_Manager.html

        I would delete the model URLs, as Turbosquid has perhaps ideas about sharing. Thank you for considering it.

        All the best

        Dr. Sassi Sassmannshausen Ph.D.
        Senior Trainer, Maxon Master Trainer, L&D - Strategist
        Cinema 4D mentor since 2004, Member of VES, DCS.

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        • AlexC
          AlexC last edited by

          Ah yes! Amazing, thank you Sassi!

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          • Dr. Sassi
            Dr. Sassi last edited by

            You're very welcome, AlexC.,

            My best wishes for the project.

            Dr. Sassi Sassmannshausen Ph.D.
            Senior Trainer, Maxon Master Trainer, L&D - Strategist
            Cinema 4D mentor since 2004, Member of VES, DCS.

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