setPixelRatio breaks Lensflare

[bandinopla]

Description

Setting renderer.setPixelRatio(...); to anything other than 1 breaks the LensflareMesh and a tiny box appears:

Reproduction steps

1. Setup a simple LensflareMesh scene
2. set renderer.setPixelRatio(0.9);
3. a weird square appears in the center of the flare

Live example

https://jsfiddle.net/kg0fth4e/4/

Screenshots

Version

181

Device

Desktop

Browser

Firefox

OS

Linux