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it is possible to see through walls with some resolutions

Open ghost opened this issue 2 years ago • 15 comments

I'm cross-referencing what might be only a map issue here, as it might also be an engine one: map terminus have a hole in it's walls that might not be visible at all graphical settings, according to @superdupont-fr

ghost avatar Feb 05 '23 23:02 ghost

Is this an engine bug or a map bug? It would be interesting to investigate, but my current gut feel is that this is a map bug.

DolceTriade avatar Feb 06 '23 07:02 DolceTriade

Is this an engine bug or a map bug? It would be interesting to investigate, but my current gut feel is that this is a map bug.

It might be both, actually:

  1. the map have the bug
  2. but bug only shows in some specific graphical settings

I do not know much about those things, only that another player told me they didn't had the problem, hence I reported in both places (as the map's repo won't show on IRC and would probably be unnoticed by everyone)

ghost avatar Feb 06 '23 08:02 ghost

Would it be possible to have more information? Maybe the resolution that triggered this, the OS and the graphics driver (e.g. nvidia)?

necessarily-equal avatar Feb 06 '23 18:02 necessarily-equal

I didn't checked multiple settings myself. I'm failing to see how this could change things, tbh, as for me this looks like a tesselation problem. The screenshot was taken using intel GPU, with 1366x768 resolution.

ghost avatar Feb 07 '23 08:02 ghost

It may also be related to “level of details” of patches.

illwieckz avatar Feb 07 '23 08:02 illwieckz

Have we actually confirmed that this is a regression or was an issue on all versions of Unv?

The LOD changes should only affect md3 models, so if the walls are md3 models, I suppose there might be a chance but I'd highly doubt that a) the walls are md3 models, and b) if they are, they use LODs since...it's a wall without much detail

DolceTriade avatar Feb 07 '23 09:02 DolceTriade

Testing that this is a regression would imply a way to easily do that. I'm not going to try to compile and install older versions, which will mess up my configs if I'm not careful, for what seems like a rather minor bug. And if I'm not, the player that said they had no problem are even more unlikely to do that.

It's not even certain it's a daemon bug, at this point, it might very well be a problem in the map itself, as nobody for now seems to be able to provide a screenshot not displaying those holes.

ghost avatar Feb 07 '23 09:02 ghost

The wall is probably patch, which is affected by LOD as far as I know.

illwieckz avatar Feb 07 '23 11:02 illwieckz

For the record, I would bet on "this isn't a regression".

necessarily-equal avatar Feb 07 '23 12:02 necessarily-equal

I see this bug with Medium graphical setting, but not in 'high", or "low" or "lower" setting. I have a cheap AMD Radeon CG.

superdupont-fr avatar Feb 07 '23 12:02 superdupont-fr

What happens if you set r_subdivisions to 4 after having applied the medium preset?

illwieckz avatar Feb 07 '23 12:02 illwieckz

What happens if you set r_subdivisions to 4 after having applied the medium preset?

It's fine with this setting.

superdupont-fr avatar Feb 07 '23 12:02 superdupont-fr

So this is definitely a “level of detail” thing.

illwieckz avatar Feb 08 '23 06:02 illwieckz

I've posted evidence that it is an asset bug on https://github.com/InterstellarOasis/map-terminus_src.dpkdir/issues/1.

slipher avatar Oct 11 '23 03:10 slipher