Commit Graph
30 Commits
Author SHA1 Message Date
SmArtKarandRoxy 007518d824 Fixes signal conflict hell on attachable seclights (#92222)
## About The Pull Request

This could get called **after** the component parent got deleted because
signals are saved before being called, so the overlay lighting component
unregging didn't prevent the call from going through. Pretty sure this
is the cleanest way to do this.

## Changelog
🆑
fix: Fixes seclights attached to objects runtiming when their parent
object gets deleted
/🆑
2025-07-30 17:37:24 -04:00
LemonInTheDarkandRoxy 55b6200de8 Fixes overlay lighting failing to remove if power is set to 0 (#92026)
## About The Pull Request

These things are overlays, so if we modify them before we try and remove
them, we'll be trying to remove a different appearance, and it'll fail.

This means if you set power to 0 before any other light arg, you will
create a stuck underlay

## Why It's Good For The Game
Closes #91764
Enables #91726

## Changelog
🆑
fix: Hitting lit things with the light_eater will no longer sometimes
cause them to stay stuck, lit
/🆑
2025-07-11 18:04:55 -04:00
SmArtKarandGitHub 0b2279d696 Obliterating Obscure Overlay Opalescence: Overlay Lighting Rework (#89868)
## About The Pull Request

Turns overlay lighting into fake-weighted additive lighting, making it
look similar to our current tile lighting.


![dreamseeker_DOFpgyculg](https://github.com/user-attachments/assets/abc2aada-2755-4a9c-b16e-248147ad490c)

<details>

<summary>More pictures</summary>


![dreamseeker_iCYPFgOISk](https://github.com/user-attachments/assets/581f4c02-5e16-450c-8889-adb55b0723f1)

This also allows overlay light colors to blend together nicely


![dreamseeker_7GoTVx6esA](https://github.com/user-attachments/assets/9342f016-9c85-4107-ac1a-963fb533a0aa)


![dreamseeker_3OjuXX0dEK](https://github.com/user-attachments/assets/b5c58ee2-e00c-487c-9938-b4259d5c7c9b)

</details>

Additionally, flashlights can now be spray-painted as blobs of darkness
will no longer be a major issue. Non-overlay sources of blobby darkness
haven't been affected.

## Why It's Good For The Game

Our current overlay lights kinda suck, and there's no way to control how
much color they contribute to total lighting.


![image](https://github.com/user-attachments/assets/51c94259-d31d-46af-85b2-c60955421df5)

Also, when two light overlays meet, whichever one is positioned higher
on the y axis (due to sidemap), or has been dropped last if they're
positioned equally, would completely remove the other one, which looks
really bad.

## Changelog
🆑
refactor: Refactored how overlay lights work - having one in your pocket
will no longer color air around you into piss
qol: Painted flashlights once again emit colored light.
/🆑
2025-03-20 14:58:24 +01:00
klorpaandGitHub e1bf793264 Spelling and Grammar Fixes (#86022)
## About The Pull Request
Fixes several errors to spelling, grammar, and punctuation.
## Why It's Good For The Game
## Changelog
🆑
spellcheck: fixed a few typos
/🆑
2024-08-23 21:49:46 +02:00
norsvenskaandGitHub 5f80128fa9 Corrects 200+ instances of "it's" where it should've been "its" instead (#85169)
## About The Pull Request

it's - conjunction of "it" and "is"
its - possessive form of "it"

grammar is hard, and there were a lot of places where "it's" was used
where it shouldn't have been. i went and painstakingly searched the
entire repository for these instances, spending a few hours on it. i
completely ignored the changelog archive, and i may have missed some
outliers. most player-facing ones should be corrected, though
## Why It's Good For The Game
proper grammar is good

## Changelog
🆑
spellcheck: Numerous instances of "it's" have been properly replaced
with "its"
/🆑
2024-07-21 13:41:37 -06:00
LemonInTheDarkandGitHub ef714c1c34 Overlay Lighting Color/Intensity Pass (#81425)
## About The Pull Request

I was looking at screenshots of the game and realized we had a lot of
light sources that were really... flat.

Medium intensity, not colored at all, cringe.

So I went over all the uses of overlay styled lighting (since I've done
matrix lighting already) and gave them more unique features. Colors that
match the sprite they're used with, intensity to produce vibes, that
sort of thing.

It's kinda impossible to go one by one cause there's a LOT.

I may have gone a bit overboard with a few, I'm messing around with some
things like giving bots colors based off their department, etc. We'll
see how this all turns out.

Oh also I tweaked how the cone of overlay lighting is drawn. It seemed a
bit too present to me so I dropped the alpha down from like 200 to 120
at max (so it's roughly half of the mask's alpha so it's less
overwhelming

## Why It's Good For The Game

Lighting should be impactful, subtle and colorful

<details>
<summary>
Old Lights
</summary>


![dreamseeker_QJ5bFZxd63](https://github.com/tgstation/tgstation/assets/58055496/8ae74a95-32cb-473f-830a-ab4e1073a581)

![dreamseeker_DPVgI8wOoN](https://github.com/tgstation/tgstation/assets/58055496/149095af-a08a-4038-bf18-9e3401327452)

![dreamseeker_pyEmTAb37x](https://github.com/tgstation/tgstation/assets/58055496/6dbb6cf8-2ed7-4bc0-9d19-c64849088a33)

![dreamseeker_aDfvnea6YD](https://github.com/tgstation/tgstation/assets/58055496/4ed983e1-6be3-4513-ba3b-cecde08ccd38)

![dreamseeker_RnkQSwmxmc](https://github.com/tgstation/tgstation/assets/58055496/63e0210e-e1b1-42f0-be64-53d67c43f689)

![dreamseeker_G8NSC3lzAk](https://github.com/tgstation/tgstation/assets/58055496/93001925-904d-4061-8874-1d17bb225a90)

![dreamseeker_yASfxtbHDR](https://github.com/tgstation/tgstation/assets/58055496/ce0ae9ad-9067-44e0-9491-3ef331bbbb84)

![dreamseeker_4ecBbG5urI](https://github.com/tgstation/tgstation/assets/58055496/ce82f471-15c7-40ce-bc08-be4f5dc8a3b7)

![dreamseeker_udYlv8uAce](https://github.com/tgstation/tgstation/assets/58055496/c516a278-852b-44b8-ba7c-1203cea3f845)

![dreamseeker_bc2120Fnmr](https://github.com/tgstation/tgstation/assets/58055496/87a1429a-2329-4dd5-8c7b-ff44f54a08bb)

</details>

<details>
<summary>
New Lights
</summary>


![dreamseeker_0H11TyhGgx](https://github.com/tgstation/tgstation/assets/58055496/75b68a25-055e-488c-af82-b062dbe7413e)

![dreamseeker_2B9AENHsfl](https://github.com/tgstation/tgstation/assets/58055496/b52d441c-6ed3-495b-9ebd-9b0c9f924f30)

![dreamseeker_3vOVRRMTSP](https://github.com/tgstation/tgstation/assets/58055496/b265578f-34cc-4a0a-80ea-3237fb83df33)

![dreamseeker_5bTLup65rx](https://github.com/tgstation/tgstation/assets/58055496/6fcd3dc0-5927-458a-9f77-5582ad57a954)

![dreamseeker_iZzxZv4nfW](https://github.com/tgstation/tgstation/assets/58055496/67c3af13-2305-4130-936b-19ded08ccc4e)

![dreamseeker_Lhe9TSA0Av](https://github.com/tgstation/tgstation/assets/58055496/a5310e58-0ff1-45ac-bb81-b4a0212eb0ce)

![dreamseeker_ngQJUv0tV4](https://github.com/tgstation/tgstation/assets/58055496/c3d7423a-ab32-4401-9ffa-c4c3b7811334)

![dreamseeker_PL0z6sU7by](https://github.com/tgstation/tgstation/assets/58055496/2947d828-3aee-48c2-903f-2bf0db9077d2)

![dreamseeker_xineFZDzPA](https://github.com/tgstation/tgstation/assets/58055496/095ff8b0-51cf-4f7c-a2ee-752d9d7e87bd)

![dreamseeker_zpXxbZZakS](https://github.com/tgstation/tgstation/assets/58055496/c4200d35-a2fa-4c3f-8e88-1fd87f44cd46)

</details>

## Changelog
🆑
add: Tweaked the saturation, color and intensity of a bunch of lights
/🆑
2024-03-09 23:57:19 +00:00
LemonInTheDarkandGitHub 70651816c2 Fixes complex lights not handling moving well, renames lighting defines (#81423)
## About The Pull Request

[Fixes static lights not
moving](https://github.com/tgstation/tgstation/commit/ffef43c05a55dae414ef94558ecf9b9df709ded7)

Worked fine when the owner moved, but if the owner was inside something
else, it would try and trigger an update on the PARENT's lights, which
are obviously not us.

[Renames MOVABLE_LIGHT and STATIC_LIGHT to better describe what they
do](https://github.com/tgstation/tgstation/commit/de73a63bd4d97783c69c95370726d1c253ffb8fe)

People keep trying to change the lighting system of lamps and it makes
me mad.
I choose OVERLAY_LIGHT and COMPLEX_LIGHT here, I couldn't figure out a
better name for turf matrix lighting. Suggestions welcome

## Why It's Good For The Game

Closes #80005
Hopefully improves understanding of lighting at a glance
## Changelog
🆑
fix: Fixes fancy lights not updating their source location when picked
up and moved
/🆑
2024-02-12 20:50:20 +01:00
BloopandGitHub f02c503911 Fixes a hard del in overlay lighting, fixes inconsistent light overlays (#79939)
## About The Pull Request

Fixes https://github.com/tgstation/tgstation/issues/79418
Fixes https://github.com/tgstation/tgstation/issues/79345
Fixes https://github.com/Skyrat-SS13/Skyrat-tg/issues/25220


![image](https://github.com/tgstation/tgstation/assets/13398309/ada64f8d-32ce-4128-924a-d2711eae0d60)

The root of the issue though was an early return in `on_holder_qdeleted`
that resulted in not setting the `current_holder` to null.

I'm assuming this can also happen because `check_holder()` can
potentially set the `current_holder` back to the original parent's `loc`
(in this case, the mechanical toolbox) in the code below, after the
parent has been qdeleted.


https://github.com/tgstation/tgstation/blob/8c0becb4f08ec50e00ed758022e18fb1381f4f25/code/datums/components/overlay_lighting.dm#L276-L278

Adds checks to ensure that this cannot happen. 

Edit:

On top of this, stored light sources were behaving inconsistently where
if you placed a storage item (like a backpack for instance) on the floor
and then put the flashlight inside of that, it would allow the light to
shine through. However as soon as you picked the storage item up, the
light would mysteriously vanish.

<details><summary>For simplicity's sake, the light will always get
blocked if placed inside of a storage item now.</summary>


![dreamseeker_KwOvnmEOtJ](https://github.com/tgstation/tgstation/assets/13398309/d413c6fc-dd83-4251-8a2c-f1082e911150)

</details>

## Why It's Good For The Game

Bugfix

## Changelog

🆑
fix: fixes an overlay lighting hard del
fix: flashlights placed inside of backpacks and other storage items that
were on the floor will no longer allow light to shine through
/🆑
2023-11-26 20:16:19 -07:00
LemonInTheDarkandGitHub ae5a4f955d Pulls apart the vestiges of components still hanging onto signals (#75914)
## About The Pull Request

Signals were initially only usable with component listeners, which while
no longer the case has lead to outdated documentation, names, and a
similar location in code.

This pr pulls the two apart. Partially because mso thinks we should, but
also because they really aren't directly linked anymore, and having them
in this midstate just confuses people.

[Renames comp_lookup to listen_lookup, since that's what it
does](https://github.com/tgstation/tgstation/commit/102b79694fa8eb57ecf7b36032616a9e368ccced)

[Moves signal procs over to their own
file](https://github.com/tgstation/tgstation/commit/33d07d01fd336726b4f6f6f1b61bb0b3f11a00dc)

[Renames the PREQDELETING and QDELETING comsigs to drop the parent bit
since they can hook to more then just comps
now](https://github.com/tgstation/tgstation/commit/335ea4ad081ec63c42cfa05856e582cca833af6e)

[Does something similar to the attackby comsigs (PARENT ->
ATOM)](https://github.com/tgstation/tgstation/commit/210e57051df63f88dac3dd83321236da825aae5e)

[And finally passes over the examine
signals](https://github.com/tgstation/tgstation/commit/65917658fb8a1e7d28ae23c9437a583d646f0302)

## Why It's Good For The Game

Code makes more sense, things are better teased apart, s just good imo

## Changelog
🆑
refactor: Pulled apart the last vestiges of names/docs directly linking
signals to components
/🆑
2023-06-09 06:14:31 +00:00
BloopandGitHub 8fa6242c66 Refactors High Luminosity Eyes, fixes a ton of bugs related to it as well as qol improvements (#75040)
## About The Pull Request

The high luminosity eyes item was extremely out of date, broken, and
full of copy paste code from atom lighting. Which is a shame because
they were cool.

On top of all that it was using a special light effect that was not very
performant. I got rid of all that, hooked it into atom lighting as a new
light type, and gave it a new TGUI as well because the old ui prompts
were not great either.

You can now pick a color at random if you want. You can also set the
color and range before surgically implanting them. No more being forced
to go through the color picker when you just want to change the range.

Functionally they should pretty much should be the same as before with
some bonus features (see below).


![dreamseeker_nDeLNyOOG2](https://user-images.githubusercontent.com/13398309/235325530-105fe82e-ecc8-4dc4-9c84-143cc6519688.gif)

Closes https://github.com/tgstation/tgstation/issues/61041
Closes https://github.com/Skyrat-SS13/Skyrat-tg/issues/14685

This is 100% completed. I just finished fixing the slight translation
bug when going from 0->1 range (see above gif) and that was the last
thing on my bucket list. I happy enough with this at this point in time.

---

EDIT: 

I have decided to add in one last new feature, and that is...
independent settings for eye color.

<details> <summary>You can now set eye color independently if you
wish</summary>


![dreamseeker_j32B2S4yXQ](https://user-images.githubusercontent.com/13398309/235412568-ffa8e424-8624-4462-9f6f-77c1513aa773.gif)

</details>

The eye color does not modify the light color in any way when set in
this manner, but it can be used for cosmetic purposes.

Kind of makes the item more like cybereyes from cyberpunk, which I think
are pretty neat!

</details>

### What I've done, in more detail:

- refactored high luminosity eyes so they use the atom lighting system
instead of the way they were doing it before
- the new light type, `MOVABLE_LIGHT_BEAM` behaves similarly to
directional lights, with some slight differences. it reuses the same
lighting overlay sprites but scales them vertically to produce a more
focused effect. The result can be seen above. This is in contrast to the
old way, which spawned `range` number of individual 32x32 overlays and
moved them around. This way should perform better as well as be more
maintainable.
- added a new TGUI interface for high luminosity eyes with buttons for
range, a text field for a color hex, a color picker and randomizer
- made the eye overlay emissive when the light is turned on
- range goes from 0 to 5. at range 0, the light overlay is turned off
and you are left with just the emissive eyes.
- added a cosmetic functionality to this item that lets you change the
color of your eyes independently of the lighting (and each other)
- fixed a bug with directional flashlights sometimes not updating their
lighting overlay if you pick them up without changing your direction
---

### Other Misc Fixes

Being able to dynamically set range back and forth exposed some logic
issues that had existed with directional light overlays and I have fixed
those. That is why there are some edits in that file that may not appear
readily obvious why they are there.

Apart from that, two other bugs that come to mind:
1) eye code was supposed to keep track of the eye color you had before
you got new eyes, but it was overwriting that every time you ran
refresh().
2) lighting was supposed to be turning off the light when range is set
to 0, but it was not doing that properly.

And of course besides that, there may have been a few instances of
finding typos/tidying up code

## Why It's Good For The Game

The code for this was like 6 years old and in desperate need of
updating. Now it works, and has a nicer UI.

## Changelog

🆑
fix: high luminosity eyes light overlays now follow the user correctly
qol: high luminosity eyes now have a tgui menu so you no longer have to
go through the color picker every time you want to change the range.
they also have a new setting that lets you change the color of your eyes
independently of the light color. You can now have cybernetic
heterochromia if you want
fix: directional flashlights when picked up will now always update their
cast light direction correctly no matter what dir you are facing
refactor: refactors high luminosity eye code to better make use of the
atom lighting system, adding a new light type 'MOVABLE_LIGHT_BEAM'
/🆑
2023-05-09 15:42:11 -07:00
LemonInTheDarkandGitHub 7cc6934eff Visual fixes (lighting, weird shit, old bugs from a parallax thing) (#73555)
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## About The Pull Request

[Fixes a bug where anything fully dark on the floor plane would mask the
lighting
plane](https://github.com/tgstation/tgstation/commit/a1a03dc3393216098890b971b2271d56cb2c7463)

I fucked it up boys, needed to take alpha into account here

[Fixes pais getting parallax on icebox because their location was
nested](https://github.com/tgstation/tgstation/commit/81252e0f45c53918a14cc0148353ec440710f8e5)

God I hate this place (Note when I say get I mean they got the plane
master that controls it, not that they actually got it displayed. That
does appear to sometimes happen but I have no idea why)

[Fixes double flashlights not activating if enabled in
place](https://github.com/tgstation/tgstation/pull/73555/commits/efb8b641eaaf31990d34d6e311ce3cb21d60d880)

[efb8b64](https://github.com/tgstation/tgstation/pull/73555/commits/efb8b641eaaf31990d34d6e311ce3cb21d60d880)

cast_directional_light removes the lighting appearance, because it's
gonna modify it, but it turns out because appearances are static when
they're in like underlays/overlays, this could remove the WRONG UNDERLAY

This lead to double held flashlights just... not working until you
rotated. V stupid.

I've also had to move the flag set to make the overlay add in
cast_directional_light work. Depression

## Why It's Good For The Game

Closes #73535, closes #73517, closes #73518, and fixes part of #73471
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## Changelog

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🆑
fix: Fixes activating two flashlights without moving only turning on one
flashlight (until you move)
fix: Purely black things drawn on the floor (like carpets, those foam
dispensers, etc) will no longer cause things on top of them to be fully
masked in darkness
/🆑

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your name to the right of the first 🆑 if you want to overwrite your
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2023-02-21 16:43:20 -07:00
FikouandGitHub 88de64a821 holopara qol update (#72042)
holoparasite types have improved code
admins can now give someone a holoparasite through a new menu in vv
dropdown
alt click holopara abilities were moved to right click (support's beacon
wasn't, but support's heal mode was)
holoparas have less hardcoded stuff so admins can edit them easier
holoparasites now get their light color from their guardian color
holoparasites no longer have the hostile faction, things will attack
them
holoparasites now have a damage overlay, so you can see how much your
summoner is damaged
holoparasite health updating is now event based rather than running on
life, so you'll see health changes everytime they happen, rather than
every 2 seconds
holoparasites fly properly again (they cant spacewalk, but count as
flying for stuff like chasms)
holoparasite creation now uses a radial menu with tooltips for each
subtype. it also shows ghosts which type you picked
holoparasites can no longer be fugu'd
adds support for ownerless holoparasites
fixes mildly related bugs along the way
2022-12-26 02:02:17 +00:00
4d6a8bc537 515 Compatibility (#71161)
Makes the code compatible with 515.1594+

Few simple changes and one very painful one.
Let's start with the easy:
* puts call behind `LIBCALL` define, so call_ext is properly used in 515
* Adds `NAMEOF_STATIC(_,X)` macro for nameof in static definitions since
src is now invalid there.
* Fixes tgui and devserver. From 515 onward the tmp3333{procid} cache
directory is not appened to base path in browser controls so we don't
check for it in base js and put the dev server dummy window file in
actual directory not the byond root.
* Renames the few things that had /final/ in typepath to ultimate since
final is a new keyword

And the very painful change:
`.proc/whatever` format is no longer valid, so we're replacing it with
new nameof() function. All this wrapped in three new macros.
`PROC_REF(X)`,`TYPE_PROC_REF(TYPE,X)`,`GLOBAL_PROC_REF(X)`. Global is
not actually necessary but if we get nameof that does not allow globals
it would be nice validation.
This is pretty unwieldy but there's no real alternative.
If you notice anything weird in the commits let me know because majority
was done with regex replace.

@tgstation/commit-access Since the .proc/stuff is pretty big change.

Co-authored-by: san7890 <the@san7890.com>
Co-authored-by: Mothblocks <35135081+Mothblocks@users.noreply.github.com>
2022-11-15 03:50:11 +00:00
TastyfishandGitHub 2011c8586d Fixes directional light overlay leaking the lighting mask and not updating direction correctly (#70578)
Fixes light direction/overlays when changing holder of light overlay
2022-10-19 22:18:17 -04:00
ShizCalevandGitHub ec4f44f137 Fixes lighting overlays from an item sometimes showing up on inventory slots / backpack slots instead of from the mob holding them. (#70250)
Fixes lighting overlays sometimes showing in inventory slots / backpack slots instead of the mob holding them
2022-10-08 23:33:56 +02:00
LemonInTheDarkandGitHub 23bfdec8f4 Multiz Rework: Human Suffering Edition (Contains PLANE CUBE) (#69115)
About The Pull Request

I've reworked multiz. This was done because our current implementation of multiz flattens planes down into just the openspace plane. This breaks any effects we attach to plane masters (including lighting), but it also totally kills the SIDE_MAP map format, which we NEED for wallening (A major 3/4ths resprite of all wall and wall adjacent things, making them more then one tile high. Without sidemap we would be unable to display things both in from of and behind objects on map. Stupid.)

This required MASSIVE changes. Both to all uses of the plane var for reasons I'll discuss later, and to a ton of different systems that interact with rendering.

I'll do my best to keep this compact, but there's only so much I can do. Sorry brother.
Core idea

OK: first thing.
vis_contents as it works now squishes the planes of everything inside it down into the plane of the vis_loc.
This is bad. But how to do better?

It's trivially easy to make copies of our existing plane masters but offset, and relay them to the bottom of the plane above. Not a problem. The issue is how to get the actual atoms on the map to "land" on them properly.

We could use FLOAT_PLANE to offset planes based off how they're being seen, in theory this would allow us to create lens for how objects are viewed.
But that's not a stable thing to do, because properly "landing" a plane on a desired plane master would require taking into account every bit of how it's being seen, would inherently break this effect.

Ok so we need to manually edit planes based off "z layer" (IE: what layer of a z stack are you on).

That's the key conceit of this pr. Implementing the plane cube, and ensuring planes are always offset properly.
Everything else is just gravy.
About the Plane Cube

Each plane master (except ones that opt out) is copied down by some constant value equal to the max absolute change between the first and the last plane.
We do this based off the max z stack size detected by SSmapping. This is also where updates come from, and where all our updating logic will live.

As mentioned, plane masters can choose to opt out of being mirrored down. In this case, anything that interacts with them assuming that they'll be offset will instead just get back the valid plane value. This works for render targets too, since I had to work them into the system as well.

Plane masters can also be temporarily hidden from the client's screen. This is done as an attempt at optimization, and applies to anything used in niche cases, or planes only used if there's a z layer below you.
About Plane Master Groups

BYOND supports having different "maps" on screen at once (IE: groups of items/turfs/etc)
Plane masters cannot cover 2 maps at once, since their location is determined by their screen_loc.
So we need to maintain a mirror of each plane for every map we have open.

This was quite messy, so I've refactored it (and maps too) to be a bit more modular.

Rather then storing a list of plane masters, we store a list of plane master group datums.
Each datum is in charge of the plane masters for its particular map, both creating them, and managing them.

Like I mentioned, I also refactored map views. Adding a new mapview is now as simple as newing a /atom/movable/screen/map_view, calling generate_view with the appropriate map id, setting things you want to display in its vis_contents, and then calling display_to on it, passing in the mob to show ourselves to.

Much better then the hardcoded pattern we used to use. So much duplicated code man.

Oh and plane master controllers, that system we have that allows for applying filters to sets of plane masters? I've made it use lookups on plane master groups now, rather then hanging references to all impacted planes. This makes logic easier, and prevents the need to manage references and update the controllers.

image

In addition, I've added a debug ui for plane masters.
It allows you to view all of your own plane masters and short descriptions of what they do, alongside tools for editing them and their relays.

It ALSO supports editing someone elses plane masters, AND it supports (in a very fragile and incomplete manner) viewing literally through someone else's eyes, including their plane masters. This is very useful, because it means you can debug "hey my X is yorked" issues yourself, on live.

In order to accomplish this I have needed to add setters for an ungodly amount of visual impacting vars. Sight flags, eye, see_invis, see_in_dark, etc.

It also comes with an info dump about the ui, and plane masters/relays in general.

Sort of on that note. I've documented everything I know that's niche/useful about our visual effects and rendering system. My hope is this will serve to bring people up to speed on what can be done more quickly, alongside making my sin here less horrible.
See https://github.com/LemonInTheDark/tgstation/blob/multiz-hell/.github/guides/VISUALS.md.
"Landing" planes

Ok so I've explained the backend, but how do we actually land planes properly?
Most of the time this is really simple. When a plane var is set, we need to provide some spokesperson for the appearance's z level. We can use this to derive their z layer, and thus what offset to use.

This is just a lot of gruntwork, but it's occasionally more complex.
Sometimes we need to cache a list of z layer -> effect, and then use that.
Also a LOT of updating on z move. So much z move shit.

Oh. and in order to make byond darkness work properly, I needed to add SEE_BLACKNESS to all sight flags.
This draws darkness to plane 0, which means I'm able to relay it around and draw it on different z layers as is possible. fun darkness ripple effects incoming someday

I also need to update mob overlays on move.
I do this by realiizing their appearances, mutating their plane, and then readding the overlay in the correct order.

The cost of this is currently 3N. I'm convinced this could be improved, but I've not got to it yet.
It can also occasionally cause overlays to corrupt. This is fixed by laying a protective ward of overlays.Copy in the sand, but that spell makes the compiler confused, so I'll have to bully lummy about fixing it at some point.
Behavior changes

We've had to give up on the already broken gateway "see through" effect. Won't work without managing gateway plane masters or something stupid. Not worth it.
So instead we display the other side as a ui element. It's worse, but not that bad.

Because vis_contents no longer flattens planes (most of the time), some uses of it now have interesting behavior.
The main thing that comes to mind is alert popups that display mobs. They can impact the lighting plane.
I don't really care, but it should be fixable, I think, given elbow grease.

Ah and I've cleaned up layers and plane defines to make them a bit easier to read/reason about, at least I think.
Why It's Good For The Game
<visual candy>

Fixes #65800
Fixes #68461
Changelog

cl
refactor: Refactored... well a lot really. Map views, anything to do with planes, multiz, a shit ton of rendering stuff. Basically if you see anything off visually report it
admin: VV a mob, and hit View/Edit Planes in the dropdown to steal their view, and modify it as you like. You can do the same to yourself using the Edit/Debug Planes verb
/cl
2022-09-27 20:11:04 +13:00
KyleraceandGitHub 8f0df7816b (code bounty) The tram is now unstoppably powerful. it cannot be stopped, it cannot be slowed, it cannot be reasoned with. YOU HAVE NO IDEA HOW READY YOU ARE (#66657)
ever see the tram take 10 milliseconds per movement to move 2100 objects? now you have
https://user-images.githubusercontent.com/15794172/166198184-8bab93bd-f584-4269-9ed1-6aee746f8f3c.mp4
About The Pull Request

fixes #66887

done for the code bounty posted by @MMMiracles to optimize the tram so that it can be sped up. the tram is now twice as fast, firing every tick instead of every 2 ticks. and is now around 10x cheaper to move. also adds support for multiz trams, as in trams that span multiple z levels.

the tram on master takes around 10-15 milliseconds per movement with nothing on it other than its starting contents. why is this? because the tram is the canary in the coal mines when it comes to movement code, which is normally expensive as fuck. the tram does way more work than it needs to, and even finds new ways to slow the game down. I'll walk you through a few of the dumber things the tram currently does and how i fixed them.

    the tram, at absolute minimum, has to move 55 separate industrial_lift platforms once per movement. this means that the tram has to unregister its entered/exited signals 55 times when "the tram" as a singular object is only entering 5 new turfs and exiting 5 old turfs every movement, this means that each of the 55 platforms calculates their own destination turfs and checks their contents every movement. The biggest single optimization in this pr was that I made the tram into a single 5x11 multitile object and made it only do entering/exiting checks on the 5 new and 5 old turfs in each movement.
    way too many of the default tram contents are expensive to move for something that has to move a lot. fun fact, did you know that the walls on the tram have opacity? do you know what opacity does for movables? it makes them recalculate static lighting every time they move. did you know that the tram, this entire time, was taking JUST as much time spamming SSlighting updates as it was spending time in SStramprocess? well it is! now it doesnt do that, the walls are transparent. also, every window and every grille on the tram had the atmos_sensitive element applied to them which then added connect_loc to them, causing them to update signals every movement. that is also dumb and i got rid of that with snowflake overrides. Now we must take care to not add things that sneakily register to Moved() or the moved signal to the roundstart tram, because that is dumb, and the relative utility of simulating objects that should normally shatter due to heat and conduct heat from the atmosphere is far less than the cost of moving them, for this one object.
    all tram contents physically Entered() and Exited() their destination and old turfs every movement, even though because they are on a tram they literally do not interact with the turf, the tram does. also, any objects that use connect_loc or connect_loc behalf that are on the same point on the tram also interact with each other because of this. now all contents of the tram act as if theyre being abstract_move()'d to their destination so that (almost) nothing thats in the destination turf or the exit turf can react to the event of "something laying on the tram is moving over you". the rare things that DO need to know what is physically entering or exiting their turf regardless of whether theyre interacting with the ground can register to the abstract entered and exited signals which are now always sent.
    many of the things hooked into Moved(), whether it be overrides of Moved() itself, or handlers for the moved signal, add up to a LOT of processing time. especially for humans. now ive gotten rid of a lot of it, mostly for the tram but also for normal movement. i made footsteps (a significant portion of human movement cost) not do any work if the human themselves didnt do the movement. i optimized has_gravity() a fair amount, and then realized that since everything on the tram isnt changing momentum, i didnt actually need to check gravity for the purposes of drifting (newtonian_move() was taking a significant portion of the cost of movement at some points along the development process). so now it simply doesnt call newtonian_move() for movements that dont represent a change in momentum (by default all movements do).

also i put effort into 1. better organizing tram/lift code so that most of it is inside of a dedicated modules folder instead of scattered around 5 generic folders and 2. moved a lot of behavior from lift platforms themselves into their lift_master_datum since ideally the platforms would just handle moving themselves, while any behavior involving the entire lift such as "move to destination" and "blow up" would be handled by the lift_master_datum.

also
https://user-images.githubusercontent.com/15794172/166220129-ff2ea344-442f-4e3e-94f0-ec58ab438563.mp4
multiz tram (this just adds the capability to map it like this, no tram does this)
Actual Performance Differences

to benchmark this, i added a world.Profile(PROFILER_START) and world.Profile(PROFILER_START) to the tram moving, so that it generates a profiler output of all tram movement without any unrelated procs being recorded (except for world.Profile() overhead). this made it a lot easier to quantify what was slowing down both the tram and movement in general. and i did 3 types of tests on both master and my branch.

also i should note that i sped up the "master" tram test to move once per tick as well, simply because the normal movement speed seems unbearably slow now. so all recorded videos are done at twice the speed of the real tram on master. this doesnt affect the main thing i was trying to measure: cost for each movement.

the first test was the base tram, containing only my player mob and the movables starting on the tram roundstart. on master, this takes around 13 milliseconds or so on my computer (which is pretty close to what it takes on the servers), on this branch, it takes between 0.9-1.3 milliseconds.

ALSO in these benchmarks youll see that tram/proc/travel() will vary significantly between the master and optimized branches. this is 100% because there are 55 times more platforms moving on master compared to the master branch, and thus 55x more calls to this proc. every test was recorded with the exact same amount of distance moved

here are the master and optimized benchmark text files:
master
master base tram.txt
https://user-images.githubusercontent.com/15794172/166210149-f118683d-6f6d-4dfb-b9e4-14f17b26aad8.mp4
also this shows the increased SSlighting usage resulting from the tram on master spamming updates, which doesnt happen on the optimized branch

optimized
optimization base tram.txt
https://user-images.githubusercontent.com/15794172/166206280-cd849aaa-ed3b-4e2f-b741-b8a5726091a9.mp4

the second test is meant to benchmark the best case scaling cost of moving objects, where nothing extra is registered to movement besides the bare minimum stuff on the /atom/movable level. Each of the open tiles of the tram had 1 bluespace rped filled with parts dumped onto it, to the point that the tram in total was moving 2100 objects. the vast majority of these objects did nothing special in movement so they serve as a good base case. only slightly off due to the rped's registering to movement.

on master, this test takes over 100 milliseconds per movement
master 2000 obj's.txt
https://user-images.githubusercontent.com/15794172/166210560-f4de620d-7dc6-4dbd-8b61-4a48149af707.mp4

when optimized, about 10 milliseconds per movement
https://user-images.githubusercontent.com/15794172/166208654-bc10086b-bbfc-49fa-9987-d7558109cc1d.mp4
optimization 2000 obj's.txt

the third test is 300 humans spawned onto the tram, meant to test all the shit added on to movement cost for humans/carbons. in retrospect this test is actually way too biased in favor of my optimizations since the humans are all in only 3 tiles, so all 100 humans on a tile are reacting to the other 99 humans movements, which wouldnt be as bad if they were distributed across 20 tiles like in the second test. so dont read into this one too hard.

on master, this test takes 200 milliseconds
master 300 catgirls.txt

when optimized, this takes about 13-14 milliseconds.
optimization 300 catgirls on ram ranch.txt
Why It's Good For The Game

the tram is literally 10x cheaper to move. and the code is better organized.
currently on master the tram is as fast as running speed, meaning it has no real relative utility compared to just running the tracks (except for the added safety of not having to risk being ran over by the tram). now the tram of which we have an entire map based around can be used to its full potential.

also, has some fixes to things on the tram reacting to movement. for example on master if you are standing on a tram tile that contains a banana and the TRAM moves, you will slip if the banana was in that spot before you (not if you were there first however). this is because the banana has no concept of relative movement, you and it are in the same reference frame but the banana, which failed highschool physics, believes you to have moved onto it and thus subjected you to the humiliation of an unjust slipping. now since tram contents that dont register to abstract entered/exited cannot know about other tram contents on the same tile during a movement, this cannot happen.

also, you no longer make footstep sounds when the tram moves you over a floor
TODO

mainly opened it now so i can create a stopping point and attend to my other now staling prs, we're at a state of functionality far enough to start testmerging it anyways.

add a better way for admins to be notified of the tram overloading the server if someone purposefully stuffs it with as much shit as they can, and for admins to clear said shit.
automatically slow down the tram if SStramprocess takes over like, 10 milliseconds complete. the tram still cant really check tick and yield without introducing logic holes, so making sure it doesnt take half of the tick every tick is important
go over my code to catch dumb shit i forgot about, there always is for these kinds of refactors because im very messy
remove the area based forced_gravity optimization its not worth figuring out why it doesnt work
fix the inevitable merge conflict with master lol
create an icon for the tram_tunnel area type i made so that objects on the tram dont have to enter and exit areas twice in a cross-station traversal

    add an easy way to vv tram lethality for mobs/things being hit by it. its an easy target in another thing i already wanted to do: a reinforced concept of shared variables from any particular tram platform and the entire tram itself. admins should be able to slow down the tram by vv'ing one platform and have it apply to the entire tram for example.

Changelog

cl
balance: the tram is now twice as fast, pray it doesnt get any faster (it cant without raising world fps)
performance: the tram is now about 10 times cheaper to move for the server
add: mappers can now create trams with multiple z levels
code: industrial_lift's now have more of their behavior pertaining to "the entire lift" being handled by their lift_master_datum as opposed to belonging to a random platform on the lift.
/cl
2022-06-24 13:42:09 +12:00
FikouandGitHub 7b38dd4ff7 MODsuits (#59109) 2021-12-24 12:00:24 -08:00
CoulsandGitHub 05d9329c9b fix flashing white spheres when attacking items with light sources and light spheres on inventory/action buttons (#60756)
* fix white sphere bug

* fix overlay lighting creating lights in inventory and action button
2021-08-15 13:21:23 +02:00
RohesieandGitHub e38cb8a424 Fixes an underlay movable lighting runtime (#60336) 2021-07-22 15:50:42 -07:00
TiviPlusandGitHub dea4c5b9e0 Changes overlay lighting vis contents objs -> underlays (#60239)
Previously what it would do is create up to three objects; a cone, a lighting image and a holder
Then whenever the lighting image was placed into the holders vis contents and the holder would be teleported several times when the parent would to turn or move, and the cone would be spun when the parent spun

Instead of doing that it now just translates a single overlay every time that something is updated
2021-07-17 11:14:49 -03:00
RohesieandGitHub 2f8c4620a4 Fixes losing dynamic luminosity on ChangeTurf() (#60218) 2021-07-15 14:40:51 -07:00
TemporalOroborosandGitHub 718ee838e2 Fixes lights on people (#58000)
- Fixes light eaters not putting out lights on people.
2021-03-29 12:40:13 -07:00
TemporalOroborosandGitHub 3f8c703865 Makes overlay lighting flags actually respond to attaching/detaching lights (#57058)
Fixes overlay lighting components not handling attaching/detaching lights.
2021-02-20 23:01:42 -05:00
TemporalOroborosandGitHub 9c63024b59 Refactors the Light Eater and gives it some flavortext. Some minor behavior changes included. (#55551)
Converts the effects of the nightmares light eater into a component and a couple elements
Adds some flavor text to the light eater
Makes the effects of the nightmare's light eater dispel if the armblade is destroyed
Probably a net increase in code quality
More flavortext
The nightmare's light eater effect can be dispelled if you are willing to sacrifice the armblade
2021-02-15 19:11:52 -03:00
TiviPlusandGitHub 0eaab0bc54 Grep for space indentation (#54850)
#54604 atomizing
Since a lot of the space indents are in lists ill atomize those later
2020-11-30 12:48:40 -05:00
TimberpoesandGitHub 869b238753 Fixes foods crafted from glowing ingredients having incorrect light_overlay (#54768)
Fixes #54699

Grown foods used in crafting recipes are moved into the contents of the item they are used to craft.

Any grown food with a lighting component was never properly attached to their parent as part of crafting and thus the grown food itself would glow from the containing item instead of the containing item's loc or turf, including when in the user's hand or backpack as per the above issue report.

This PR creates a new signal sent to atoms that are used as part of crafting recipes.

It then makes lightning components register this signal with their parents. If their parents are "consumed" (ie moved into the newly crafted item's contents) during crafting, the signal handler proc re-registers the signal with the newly crafted item and sets the newly crafted item as the attached parent for that lighting overlay component. This now means that crafting using objects with lighting components is now fully supported including when you craft with objects that were crafted with objects with lightning components
2020-11-06 12:56:02 -05:00
AzarakandGitHub 28c730cc95 Fixes gunlight runtime related to overlay lighting (#54614)
Also fixes lights not updating once the holder changes.
2020-10-26 13:23:26 -03:00
AzarakandGitHub 0b880161d8 Directional lighting component + light system (#54520)
Adds in a new type for the lighting system, the directional one. It piggybacks on the overlay lighting to create a directional effect + adds a nice visual cone mask to make the effect feel really directional.
Also: made the static light system respect the light_on variable.

It feels really nice to shine AT things you're looking at with flashlights and the such, it makes maintenance scouring much more immersive too.
Adds more paranoia as you dont see light behind yourself when you've got a flashlight. Plus makes ambushes more fun
2020-10-25 23:49:57 -04:00
RohesieandGitHub eda7c6ca55 Overlay lighting component (#52413)
Sparks no longer lag, projectile beams move super smoothly, same with mobs and whatnot. This also allows for easy expansion into directional lights, field-of-view, wee-woo rotating lights or whatever.

It does have a downside: things right-clicked or checked through the alt+click tab will show the light overlay:


This is a BYOND limitation, very well worth it IMO.

🆑
add: Smooth movable lighting system implemented. Projectiles, sparks, thrown flashlights or moving mobs with lights should be much smoother and less laggy.
balance: Light sources no longer stack in range, though they still do in intensity.
/🆑
2020-08-22 14:56:38 +12:00