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    Redshift Ramp Node - UV mapping issue

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    • A
      atomician last edited by

      Hello there,

      I'm having a problem mapping a simple gradient ramp onto standard cube using default UV maps. I'll run through what I'm doing, would really appreciate help with this!

      Here's the project that I discuss below: Gradient Ramp UV Mapping.c4d

      Step 1: Open a new project with nothing in it, no materials or assets.
      Screenshot 2025-06-06 122701.jpg

      Step 2: Create a simple redshift material, add a "Ramp" node, connect it to the color input.
      Screenshot 2025-06-06 123012.jpg

      Step 3: Drag the material onto the cube. Keep the default UV mapping.
      Screenshot 2025-06-06 123437.jpg

      The result looks like this:
      Screenshot 2025-06-06 123839.jpg

      However, I would expect the cube to have the gradient showing on all sides, using these very basic default settings. I have played around a lot now with lots of different options. Things I've tried without any success:

      • Using a scalar ramp node instead of ramp. Didn't expect it to work to be fair.
      • Changing material projection to Cubic. No change.
      • Add a triplanar node between ramp and material in node editor.
      • Changing tiling and offset options on material
      • In rendering settings > Redshift > System > Legacy have changed the "Material Processing Mode" and the "Texture Projections" Settings
      • On the Ramp node, changing the "Source" and "Mapping" settings.
      • Watched some gradient tutorials online. One from greyscale gorilla is great, but when I follow it, it doesn't work for me.
      • Making cube editable. Also then tried dragging the UVW map into the Texture Space field on the ramp node.

      What am I missing? It is something completely obvious?

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

        Hi atomic,

        Thanks for the file.

        There are four options:

        • Have the IPR running.

        • Use the Preferences> Redshift> User Interface> Material Translation
        (Viewport/Export)/ViewBaking (a feature that is so far not documented)

        • Checking the Task Manager if something else is going on, or the Object Profiler

        • If nothing helps, please check with tech support:
        https://www.maxon.net/en/support-center

        Ensure that nothing else is competing for the GPU's resources during your tests.

        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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