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Running into annoying lighting issues


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5 réponses à ce sujet

#1
sea-

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I've been trying to build an interior environment out of the fca_corr set, but I'm running into a problem during lighting.  For whatever reason, the models seem to exhibit a curious self-illumination that no others seem to  - it makes it pretty much impossible for me to get things looking dark, and in fact, when I render lightmaps using no lights at all in a given room, the fca_corr set still ends up being lit anyway.  How?  I have absolutely no idea.


Here's a screenshot illustrating the problem.  No lights, yet it's still showing up as if it's sufficiently lit.

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By comparison, here's a couple of shots from the single-player game using the same geometry:

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Tried playing around with atmosphere settings, but that had little effect.  It means a pretty huge amount of work for me to change what I've already made, though it's not impossible... if anyone has any solutions, work-arounds, or input, I'd appreciate it.

Modifié par sea-, 25 juillet 2011 - 01:34 .


#2
sea-

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Experimenting with really heavy fog settings, I ended up with something that looks alright, but it's still sort of faking it.

Posted Image

Guess the lightmapper just doesn't cope well with this sort of thing. Hey BioWare, next time use a real-time lighting solution, thanks.

Modifié par sea-, 25 juillet 2011 - 06:52 .


#3
Cuvieronius

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There are a couple of things you can do. Firstly... they use negative lights often. Another option for you is to simply do without an ambient... and use statics and animated lights for real-time lighting, but just watch out for your light overlaps.

#4
sea-

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I tried out negative lights to no effect. As I said, it's almost like the models are self-illuminating. See the example as well: I don't have any lights whatsoever, including ambients, yet things still appear fairly bright.

Oh, and by real-time lighting I mean skipping lightmaps entirely.  It's really not that uncommon these days.

Modifié par sea-, 26 juillet 2011 - 06:12 .


#5
tmp7704

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Gave it a quick try but the pieces seem to render normally, at least when placed as part of outdoors level -- i've disabled the sunlight, placed single static light and it rendered mostly very dark, aside from the area affected by the point light. (there's some UV map errors which result in glitches but that's another story)

Any chance you have the "Lightmap" field for these pieces set to "false" or smth? I don't have enough experience with the level editor to guess what else could be causing it.

edit: this is what it looks like for me:

Posted Image

Modifié par tmp7704, 29 juillet 2011 - 12:07 .


#6
sea-

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It's an indoor level, not outdoor, if that helps. I've tried adjusting the sunlight settings (which should have no effect) to little success. The UV errors are there for me as well... I've had to cover them up in various ways, but it's not too big a deal. Even if I start an entirely new level, I get the same issue, so I don't think it's any settings I've changed.

Ah well, thanks for trying. Yet another unexplained mystery of the Toolset that will likely never be solved.