Page MenuHome

Difference between IOR in Cycles and Eevee
Closed, ArchivedPublic

Description

System Information
Operating system:
windows 10
Graphics card:
NVIDIA GeForce GTX 1070

Blender Version
blender-2.80.0-git.1c7695b8483d-windows64

Short description of error
IOR is a physical material-dependent value that deflects a light beam at a fixed angle. This angle is different between the two renderers. I have not tested which renderer provides the correct values. Please check this.

example picture

Details

Type
Bug

Event Timeline

Brecht Van Lommel (brecht) claimed this task.

The screen space refraction in Eevee is only approximate. Certainly there are ways to investigate to make it more accurate, but I don't think we consider current results a bug.