The original version was used in S.T.A.L.K.E.R.: Shadow of Chernobyl.
- install Visual Studio 2022 Community;
- open X-Ray.sln;
- select the desired configuration (Release is recommended);
- select "Build - Build Solution" from the menu.
- copy the "Output\Binaries" folder and the contents of the "Game" folder to the game folder;
- run Launch.cmd.