S.T.A.L.K.E.R. 2: Heart of Chornobyl

S.T.A.L.K.E.R. 2: Heart of Chornobyl

30 ratings
Quick and Dirty mouse fix.
By Uncle Funkle
Fixes a couple pet peeves I have with the mouse, including the vertical sensitivity and smoothing.
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What does it do?
This makes it so the vertical and horizontal mouse sensitivity are the same. This also should eliminate any potential mouse smoothing or acceleration the game may have baked in. I'll be honest, I'm unsure if it even has the latter two.

These are just standard UE settings tweaks that I'm aware of, I'm by no means an expert on any of this. I just plugged these into my game and it worked, so I won't be of much help on troubleshooting I'm afraid.
THE FIX
GO TO:

%userprofile%\AppData\Local\Stalker2\Saved\Config\Windows

LOCATE FILE:

Input.ini


ADD THESE LINES:

[/script/engine.inputsettings] AxisConfig=(AxisKeyName=‘MouseX’,AxisProperties=(DeadZone=0.000000,Sensitivity=0.01,Exponent=0.100000,bInvert=False)) AxisConfig=(AxisKeyName=‘MouseY’,AxisProperties=(DeadZone=0.000000,Sensitivity=0.01,Exponent=0.100000,bInvert=False)) bEnableMouseSmoothing=False bViewAccelerationEnabled=False
SAVE THE FILE.

If it doesn't work after launching the game, set it to read-only.

IF THE SENSITIVITY IS TOO HIGH/LOW

AxisConfig=(AxisKeyName=‘MouseX’,AxisProperties=(DeadZone=0.000000,Sensitivity=0.01,Exponent=0.100000,bInvert=False))
AxisConfig=(AxisKeyName=‘MouseY’,AxisProperties=(DeadZone=0.000000,Sensitivity=0.01,Exponent=0.100000,bInvert=False))

Change the Exponent values (shown above in bold) to a higher or lower number depending on the sensitivity range you desire. The in-game mouse sensitivity options will still work, so don't worry about fine-tuning it too much in the config.


If that didn't work for you, you instead need to go to:

%localappdata%\Stalker2\Saved\GameSettings

and edit: AppliedSettings.cfg

The Fourth and sixth line (MouseSensitivityCoef and AimMouseSensitivityCoef) are your in-game sensitivity settings. Editing them here will allow you to go both higher and lower than the in-game slider allows (in my case I needed them to be lower.) Keep in mind though that if you later change your sensitivity in-game, you WILL lose these settings and need to change them in the config again!
20 Comments
i just could not figure out a permutation of my AxisConfig lines that would not result in insane sensitivity
shouldn't Exponent = 1.0 for linear sensitivity?
and i dropped the Sensitivity value to like 0.0000001 and shit was still wack
i didn't want to bother with my AppliedSettings.cfg so i could still use the in-game slider
i gave up and removed the AxisConfig lines and am just keeping the other ones removing acceleration & smoothing
zen master ursus 2 hours ago 
(1) I've added those lines to %userprofile%\AppData\Local\Stalker2\Saved\Config\Windows\Input.ini:

[/script/engine.inputsettings]
AxisConfig=(AxisKeyName=‘MouseX’,AxisProperties=(DeadZone=0.000000,Sensitivity=0.01,Exponent=0.100000,bInvert=False))
AxisConfig=(AxisKeyName=‘MouseY’,AxisProperties=(DeadZone=0.000000,Sensitivity=0.01,Exponent=0.100000,bInvert=False))
bEnableMouseSmoothing=False
bViewAccelerationEnabled=False

I've made the file (Input.ini) read-only, but I don't know if this is necessary.

(2) I've adjusted those lines in C:\Users\jerzy\AppData\Local\Stalker2\Saved\GameSettings\AppliedSettings.cfg (using Notepad++):

MouseSensitivityCoef = [VALUE]
AimMouseSensitivityCoef = [VALUE]

The value depends on the Windows mouse pointer speed (1-20) + the DPI settings in the mouse software (Razer, Logitech, Turtle Beach, etc.). If, for example, the previous value was 0.7 (I can't remember), try 0.07 or even 0.007 - if you want to lower the ingame sensitivity.

It works.
pIP0 4 hours ago 
Require: hidden folder view

Real Fix: Go to: "C:\Users\"User Name"\AppData\Local\Stalker2\Saved\Config\Windows and open "Input.ini"

Add those 4 Lines to the file:

[/script/engine.inputsettings]
bEnableMouseSmoothing=False
bViewAccelerationEnabled=False
bDisableMouseAcceleration=True



Save the file and enjoy the real fix :)
You Welcome :*
cl0wnzalot 4 hours ago 
is there any way to negate the MASSIVE increase in sensitivity? changing the values you mentioned doesn't really help.
thanks for the guide tho
When using the 2 upper lines my sensititivy goes to the moon and adds an even more intense jerk to the ADS movement. it feels like skipping in 45^steps. How can we get this fixed?
ZERO 6 hours ago 
Needs more instruction on modifying sensitivity. All this did was jack up my sensitivity to the moon, and even when I turned it all the way down it didn't seem to effect my sensitivity at all. A half centimeter of mouse movement produces about a thousand spins of my character.
zen master ursus 8 hours ago 
The sensitivity can indeed be reduced by adjusting MouseSensitivityCoef and AimMouseSensitivityCoef (%localappdata%\Stalker2\Saved\GameSettings). Fantastic, thank you. :)
Maiex 9 hours ago 
GhostManPRO to anyone who plays a decent bit of FPS games you will instantly notice mouth smoothing, especially will notice acceleration. If you dont notice it i dont think it will really matter for you anyway
GhostManPRO 10 hours ago 
I find the differences between smoothing and acceleration in games being on vs off to be so small It's imperceptible to me. So the guide can't help me because in the time it would take to close the game and change these settings and reload back in I would completely forget how looking around felt beforehand lol.
demi 11 hours ago 
Unfortunately this does nothing for me but massively increase my sensitivity. Still noticeable acceleration.