material-maker icon indicating copy to clipboard operation
material-maker copied to clipboard

Noise node has banding artifacts

Open zauberparacelsus opened this issue 5 years ago • 5 comments

Material Maker version: 0.94a1

OS/device including version:

  • 64bit Manjaro Linux, kernel 5.7.19
  • nVidia GTX 1650 Super graphics card, driver 455.45.01

Issue description: The noise node appears to have some directional banding artifacts, which are more apparent at higher grid sizes. The issue is most apparent when a grid size of 2048px is used with a material size of 1024px

Steps to reproduce: The following node setup displays the issue at its worst: image

zauberparacelsus avatar Dec 23 '20 16:12 zauberparacelsus

Can confirm, I also noticed this recently. You can easily see repeating diagonal lines, no matter what the random seed is:

VfQa7MLUKu

some9000 avatar Jan 26 '21 18:01 some9000

I don't know how efficient it is, but perhaps this could be used?

https://thebookofshaders.com/10/

some9000 avatar Feb 02 '21 19:02 some9000

@RodZill4 This was fixed, so it should be closed.

Tar0x avatar Sep 01 '21 20:09 Tar0x