updated graph:
resulting 4k render target:
works for me…
Not sure if you’re aware of this, so I’ll just mention it; Landscape height maps have the same resolution as the landscape. I presume this is what leads to reduced smoothness on the normal map generation for you.
I think you just have to transform the resulting normal map in the material where you generate it.
The Unreal node is not accurate, I would not recommend using it. [Sobel Algorithm][3]
posting again because the pictures are missing… i think… answer hub is going crazy.