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Original Poster
#1 Old 20th Jun 2024 at 10:46 AM
Default Shader help- DreadPirate Shaderfixes with Lazy Duchess' Lot Lighting Fix
Hey, have any of you tried using DreadPirate's Shader Fixes (no more blue snow) with Lazy Duchess' Lot Lighting fixes?

Lazy Duchess says:
Quote:
I’ve included different versions compatible with the same lot water mods as @dreadpirate​’s Shader Fixes, and versions compatible with Shader Fixes if you don’t want the blue snow inside of the “DreadPirate Shader Fixes” folder.


The Dread Pirate folder in Lazy Duchess' mod looks like this:


If I put one of those in my Downloads, I still have blue snow.

DreadPirate's mod has four folders:

I need to choose one from each of those.


But using any of those with Lazy Duchess' mod breaks it- I get white snow but glowy lot edges!

I can make them work independently, but not together.

Could anyone tell me what combination of these mods I need to use?

I will ask Lazy Duchess if no-one has had luck with this, but he is not too active here and I don't have accounts on Tumblr. So I thought I'd ask here first.
Thanks for any help!
Screenshots
Mad Poster
#2 Old 21st Jun 2024 at 12:05 AM Last edited by aelflaed : 21st Jun 2024 at 12:51 AM. Reason: more info
I had much the same problem...let me see if I can figure out what I did...

I made a post about it myself a while ago:
https://www.pillowfort.social/posts/3229544

and I have a set of images I took with different combinations. At one stage I had bright yellow snow, and then pale pink!

For Cinema Secrets lighting, I am currently using :
dreadpirate_shaderfixes_earoofshader
dreadpirate_shaderfixes_main_ldbrightcasfix
dreadpirate_shaderfixes_voeillehoodwater
dreadpirate_shaderfixes_voeillelotwater

and I don't seem to have lazyduchess' mod at all.
I think I never found a way to make them work together, and decided it wasn't worth the fuss. Visible lot edges were better than bright yellow snow.
I didn't try to contact lazyduchess.
Let me know if you get a better solution!

My new downloads are on my Pillowfort
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#3 Old 21st Jun 2024 at 10:23 AM
dreadpirate_shaderfixes_main and ld_LotLightingFix_DR_shaderfixes

I don't use any other portions of the lighting mods, I use an old spookymuffin lighting mod.
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Original Poster
#4 Old 21st Jun 2024 at 10:31 AM
Thank you aelflaed ! I'm using Ddefinder's Gun Mod lighting, slightly modified by me. I can get @LazyDuchess mod to work okay with Voeille's water, and DreadPirate's shader fixes work okay in the combo you have (although I don't use the CAS lighting fix). But together, well- depending upon which one I load first or last, I get either one or the other not working, or else some strange effects like the blue lot road snow you pictured on Pillowfort. Perhaps I'll just have to accept that they don't play well together, I only tried because LazyDuchess specifically mentions it. I wonder whether my lighting mod is affecting things also.

Thank you for your reply! I'll send a message to LazyDuchess here but I don't think they log in that often, and don't know if they will have time to reply!

EDIT: Just saw @HugeLunatic 's reply, thank you! Is that the only two files I should use? Because they don't work for me!
Mad Poster
#5 Old 21st Jun 2024 at 2:31 PM
I had the same issue with the yellow snow and it turned out it was due to not deleting enough of the files in the DreadPirate Shader Fixes folder.

I don't use the same mods as you so I probably can't help with the exact combination of files but I recommend trying out different combos, perhaps in a test hood with just those mods?

Check out my thoughts on Psymchology (Sim Psychology) - latest post is on the main six aspirations.
Me? Sarcastic? Never.
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#6 Old 21st Jun 2024 at 4:48 PM
I wonder if they conflict with the defender lighting mod? I also use dreadpirate_shaderfixes_ealotwater and dreadpirate_shaderfixes_deastrumquodvicisroofshader, but don't appear to have hood water default. hrm
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#7 Old 21st Jun 2024 at 5:49 PM
Quote: Originally posted by simsfreq
I don't use the same mods as you so I probably can't help with the exact combination of files but I recommend trying out different combos, perhaps in a test hood with just those mods?

Thanks @simsfreq , yes I've tried out different combos and also load order, I have a set of vanilla game files also which I swap in when testing things like this. Whatever I do, I'm getting odd colours with the snow when using both mods together. But singly, the mods work fine.

Quote: Originally posted by HugeLunatic
I wonder if they conflict with the defender lighting mod?

I think the Ddefinder radiance lighting makes the odd effects I'm seeing look worse, but they are still there when testing with my vanilla game data files. I'm not using any shaders with the Ddefinder radiance lighting lighting, it's all script and nlo changes. Using the combo of files that you mentioned to me seems to work best:

I have the voeille water in the LazyDuchess mod. If I use the voeille water files in the DreadPirate shader files, then it seems to break the LazyDuchess mod altogether. I think what I was confused about is that DreadPirate says: 'Copy ONE from EACH of the subfolders to your Downloads folder' indicating that I had to have four files for that mod to work, and then LazyDuchess says: 'and versions compatible with Shader Fixes if you don’t want the blue snow inside of the “DreadPirate Shader Fixes” folder' which I initially thought meant that it contained the DreadPirate fixes.

Thank you all for your help, I'm still having some odd effects with the light snow (it shows blue for me under some circumstances) but the deep snow is looking a lot better, and the LD shaderfixes seem to be working.
Screenshots
Test Subject
#8 Old 6th Nov 2024 at 4:44 PM
Hi, I have these files:
- ld_LotLightingFix
- dreadpirate_shaderfixes_eahoodwater
- dreadpirate_shaderfixes_ealotwater
- dreadpirate_shaderfixes_earoofshader
- dreadpirate_shaderfixes_main
Lighting mod works as should. I had yellow snow with ld_LotLightingFix_DR_shaderfixes file, with ld_LotLightingFix works without problem.
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#9 Old 11th Nov 2024 at 3:30 PM
Thank you @SneakiestDuke68 I will try that combination!
Test Subject
#10 Old 11th Aug 2025 at 11:19 PM
Quote: Originally posted by simsample
Thank you @SneakiestDuke68 I will try that combination!


Hi, sorry for digging this out but did you manage to work these two mods correctly?

I have either yellow snow, dull orange/pink snow or snow ok but super bright blue road (in this scenario it looks best but the shadow casted by the house goes "under" the road...)

I have RadianceLighting 2.5 installed
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#11 Old 11th Aug 2025 at 11:47 PM
@access_denied Not perfectly; I still get some silly blueness with the light snow coverage on roads. This is what I'm using, with my slightly modded Ddefinder Gun Mod lighting.
Screenshots
Test Subject
#12 Old 12th Aug 2025 at 12:44 PM
Thank you. This is what I could achieve with those files. I think the RadianceMod 2.5 messes here a lot.

Could you post a picture of what it looks like in your game?
Screenshots
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#13 Old 12th Aug 2025 at 12:56 PM
It looks very similar to yours. It's the best way I could get it to work, other combos were giving me blue roof snow. I thought the blue snow on the road was the most acceptable to me.
Test Subject
#14 Old 16th Jul 2026 at 10:07 AM
Quote: Originally posted by simsample
It looks very similar to yours. It's the best way I could get it to work, other combos were giving me blue roof snow. I thought the blue snow on the road was the most acceptable to me.


Sorry for digging this up again, but I made another attempt at the lighting mod (this time Maxis Match Lighting Mod) and the "building shadows on snow" mod (https://lazyduchess.tumblr.com/post...-lighting-fixes) and after many attempts and support from Claude AI, I managed to find the proper numbers in the shader file and change it that everything now is as consistent as possible.



"Light Snow" layer is yet to be addjusted, if anyone is intersted in getting the file, let me know to upload the file once I finish.
Screenshots
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#15 Old 16th Jul 2026 at 3:15 PM
That's brilliant, @access_denied Well done for managing to edit the shaders!

Yes please, I'd be interested in getting a copy if you ever upload!
Test Subject
#16 Old 16th Jul 2026 at 6:26 PM
Quote: Originally posted by simsample
That's brilliant, @access_denied Well done for managing to edit the shaders!

Yes please, I'd be interested in getting a copy if you ever upload!



Sure, so what I have done:

- deleted all water, shadow, skyfix etc. - all what touches the shaders, from Downloads folder - I think the only shader that works well is the sim shadow fix https://modthesims.info/d/569585/sim-shadow-fix.html
- MM Lighting Mod installed https://dreadpirate.tumblr.com/mmlightingmod
- RPC Launcher Installed https://modthesims.info/d/648220/si...and-garden.html
- use this files from MM Lighting Mod:

- add this magic file: https://www.sendspace.com/file/4p58zgk9 (important - must be loaded as last file, hence the name ZZ_
- turn off dusk and dawn in the game (it is not adjusted yet and I have no plans adjusting it as personally I dont like it because during winter, surface becomes nearly dark)

I tried to adjust mainly winter snow/light snow with sunny/cloudy weather. I don't know what would it be during other seasons (yet to be adjusted).

All done - the colors are now nearly perfect. Difference in road color was too hard to find and adjust, so I adjusted only the "light snow on the road" layer to match as close as possible.
Overall, debugging this was pain in the ass but once I started, I couldn't stop trying and trying I am a complete amateur in this but now after this, I think I could start working at EA as a game lighting specialist xD

Hope this file works well not only on my computer - let me know if everything is fine with colors now.
Screenshots
Test Subject
#17 Old 16th Jul 2026 at 6:48 PM
Here are I think the colors to be adjusted:

light snow - fall - sunny (it's too yellow)

big snow - fall - sunny (it's too much yellow)
- spring - sunny (it's too yellow)
- summer - sunny (it's too yellow)
- winter - sunny (it's too blue)


But I think the only one scenario that can happen is "big snow - winter - sunny (it's too blue)" , the rest is pretty imposible to happen during normal cycle.
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#18 Old 16th Jul 2026 at 8:59 PM
Thank you access_denied, I will test it out when I get chance, I hope others who are reading might like to test it too!
Test Subject
#19 Old 4th Aug 2026 at 12:16 AM
Quote: Originally posted by simsample
Thank you access_denied, I will test it out when I get chance, I hope others who are reading might like to test it too!



Unfortunately, I have to admit that the previous file didn't quite solve the color problem of the lot/road/hood. The issue lies with the dreadpirate shaders, which themselves shift colors slightly in different weather conditions. Adding another shader from Lazy Duchess, which lacked some of the instructions, made it difficult to achieve even a bit closer color accuracy.

So I had to take a step back and try setting the colors without the dreadpirate shader.
The last "good" lighting mod that didn't use any shaders in Downloads folder is Radiance 2.4 (installed with Scriptorium).

However, this mod itself had slightly distorted colors during different seasons. Thanks to instructions form this article https://nightracer.tumblr.com/post/...-intended-to-be I managed fix the distorted colors in Lighting file in the base game.

Now I had a working lighting mod and the correct all colors (road vs. lot vs. neighborhood) in all weather conditions (only overcast was too dark). Then I started with a clean LotLightingFix file from LazyDuchess and, step by step, tested which shader sectors from the file the game was actually reading.

The shader was missing some key instructions (for example "Light snow + overcast" or broken shader section of "road snow + day" etc), the other sections were messing with colors. But finally I can say that I have lighting mod + LotLighting fix working together and all the colors of all seasons, overcast and night/day are set and adjusted.

So if anyone wants to try, here are:
https://www.sendspace.com/file/pstqilvp (for Downloads folder)
https://www.sendspace.com/file/hr23tlpe (for base game Lighting folder)
https://modthesims.info/d/192613/th...diance-2-4.html (Scriptorium + Radiance 2.4 mod)

Some key informations:
- of course, this lighting mod is dramatic but I like it most and nights are indeed blueish (but they are so dark that you won't be trigerred with the blue xd)
- a small "black light bleeding line" may appear at the random (mostly right) border of the lot (it's a compromise between this and the shadow of the house casting on the "light snow layer"
- the snow on the road - this needs more explanation - In this case, the game doesn't generate road lighting "every frame" (e.g., 60 times per second). It does it once, and the "shader result" is saved until the lot is reloaded. This means that if snow falls on the lot during the day, the game will generate a layer of snow on the road in "daytime" mode. When darkness falls, the road may still have the snow layer from "daytime," meaning it's bright. For the shader to refresh, you need to reload the lot (exit to the environment and re-enter). I couldn't force the game to do this "every frame" via shader instructions, so that's the only drawback. But, I noticed that sometimes, during dusk/dawn, shader is refreshed as so as the road snow layer.
- speaking of dusk and dawn - by now, I didn't even touch it so the colors (only during winter) are broken as hell (see last ss), maybe I will find a way to adjust it later.

Below some screenshots. If anyone is interested in what I spent my last month on, here it is!
For geeks like me who wants to further modify the shader for other lightind mods, I can explain which sector in the shader is responsible for what in the game.
Screenshots
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