Tag: maths
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Perfectly Remapping a Cube to a Sphere
A perfectly rounded sphere, with clean and uniform topology. I’m sure every artist who works with 3D models needs something like this at some point.We all went down the route of subdividing a cube multiple times, but that doesn’t translate to a perfect sphere: A good workaround would be to reproject the geometry of the…
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Smooth Stepping Curve Function – Remap Noises for Stylized Looks
A month or so after making the Smooth Stepping Curve Function in Substance Designer, I wondered if the same could be done in Unreal Engine.Turns out you can, but each function does add 22 instructions to the material.I don’t think I will use it much in the future and I don’t really advise it for production projects, especially because…
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Triangle Wave Function/Modulation
The triangle wave function it’s a cheaper alternative to a sine wave, it can be very useful as the alpha input for a lerp node when working with materials or FXs.In some cases, it might be exactly what you’re after since it allows you to blend between two inputs in a linear way. This is what a remapped 0…