Open Apps Create in Library in Omniverse apps
Import the 3d mesh
Apply/create material:
R click on it → Create → Material → OmniSufrace or OmniPBR
A material is created under Looks
Apply Texture:
Drag relevant texture images into albedo, reflective, roughness, etc
Replace the number of texture into <UDIM> (to let omniverse recognize the texture format correctly)
Set correct color space
Typically sRGB in Albedo, Raw in Roughness, Metallic, and Normal
If the Normal map doesn’t look right, (un)tick Normal Map Flap VT Tagent
Apply HDR light:
Create → Dome Light
Drag the HDR exr file in TExtre File of the dome light
To use default HDR background
Choose in Environment tab, double click on them:
If don’t see Environment Option column, move the Environment tab to external window (R click) first, click open enivronemnet parameter
Set the parameter to change the HDR light
Rendering setting:
High quality:
Change to RTX interative (Path Tracing), or even RTX Accurate Iray: for more realistic shadow