Low iOS Safari WebGL Texture Memory size causes crashes constantly.

This small adjustment has been enough to entirely fix the performance of some of my past projects utilizing transmission.

For any developers out there able to improve the open-source projects which you love: do it. Open an Issue, fork the repo and make a PR. You'll learn and help a lot.

Here’s the technical details: By default, three.js’s MeshPhysicalMaterial uses a render target with the full viewport resolution for transmission rendering. However, in many cases, this size can be significantly reduced—by more than half in my experience—without noticeable visual degradation: