emissiveMap works unexpected with EffectPass

Questions
1

emissiveMap works unexpected with EffectPass.
Sandbox : white-snowflake-5kcy2p - CodeSandbox

withOut EffectPass || default render:

image
image948×966 42.9 KB

with EffectPass:

image
image982×978 66.2 KB

2

You probably need to use float16 or float32 for your render targets, not uint8. This became the default in more recent three.js versions, or you can configure it in older versions. I’m not sure about the postprocessing package but I think it should behave similarly.

3

should be the reason：Transparent objects are blended differently when using post-processing.
See also mrdoob/three.js#23019 (comment)