HL2 version:
Build Label: 5377866 # Uniquely identifies each build
Network PatchVersion: 5377866 # Determines client and server compatibility
Protocol version: 24 # High level network protocol version
I have reproduced this on Windows and Linux. If you want here are my Linux metadata and specs:
Fedora 30 uname -a yields Linux yetoo-Inspiron-570 5.2.17-200.fc30.x86_64 #1 SMP Mon Sep 23 13:42:32 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
Specs are here: http://web.archive.org/web/20191019013218/https://pastebin.com/UAZAxspk
The the contents of the door frame behind the gate at position 2535 -3672 207 in d3_c17_05 fades to black if walked away from to around the middle of the street. If the space is zoomed in to from the street, the black is gone, but returns when out of zoom.
Here is the aforementioned door in its dark state https://web.archive.org/web/20191020132158/https://steamcommunity.com/sharedfiles/filedetails/?id=1894047916
HL2 version: Build Label: 5377866 # Uniquely identifies each build Network PatchVersion: 5377866 # Determines client and server compatibility Protocol version: 24 # High level network protocol version
I have reproduced this on Windows and Linux. If you want here are my Linux metadata and specs: Fedora 30 uname -a yields Linux yetoo-Inspiron-570 5.2.17-200.fc30.x86_64 #1 SMP Mon Sep 23 13:42:32 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux Specs are here: http://web.archive.org/web/20191019013218/https://pastebin.com/UAZAxspk