Gradient does not move in my custom mesh?

First off, I’d like to credit @Astrotronic and especially @Suthriel for their helpful answers regarding implementing gradient in this question.

That said, I noticed that the gradient does not flow in a custom object I made, as opposed to the default object:
1)

Here is the gradient, as @Suthriel taught me how to do so:

Why isn’t the gradient moving across the custom built rectangular mesh, but only along the default quartercircle mesh? I would like the gradient to move like the my custom mesh in the same way. Thanks

Sounds like a UV problem, can you show the UVs of the custom mesh?

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When I built this in blender, I didn’t do any UV mapping of this.

That’s the problem then. If you look at the UVs on the other mesh, it’s evenly populated with the UV grid. I assume your custom mesh does not have that.

Just try a cube projection, and then re-import.

Ok. What do you mean, cube projection?

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Thanks, this was helpful, I’ll try this.

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I did try a UV mapping, but the gradient flow was misaligned. The top part flowed forward, and the rest, backwards.

How do I get the gradient to flow in a single direction, like the default quartercircle? How do I UV map to achieve this? This is the current UV map:


Ok, then you need to get better at UVs :wink:

That’s how you tell it how to move the material.

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