I recently upgraded three.js from r89 to r121. Since it’s such a big leap, there has been lots of issues but I have managed to fix most of them.
One of the remaning is that my PBR shader stopped working except on Safari.
This is what it looks on Safari
But on Chrome, Chromium, and Firefox, it looks like this
As you can see, environment mapping is not working.
What can I check on this situation? What kind of feature only works on Safari?