Rendering multiple views takes once, not "for"

[GG-Bonds]

I noticed that "for" is used when rendering multi-view images. Doing this will consume a lot of time, is there a way to merge it?

https://github.com/3DTopia/LGM/blob/fe8d12cff8c827df7bb77a3c8e8b37408cb6fe4c/core/gs.py#L42~L90