Can I create grass from code ? And where do I look to learn the systems needed

[ClockworkOcean]

He’s talking about shader code. So, code you enter in the material.

Actually, I think he talking about procedural grass AND shader code.

So you can use PCG and material code.

But, I have to ask, WHY!?

Here’s something on procedural meshes

How to Make a Simple Procedural Mesh in Unreal Engine 5 - Geometry Script Tutorial

The rest you might be able to make with material nodes, but if you can’t then use

Using Custom HLSL Code - Advanced Materials - Episode 24