Hi @maxxx3d,
Download Git Bash/Git CMD from Git - Downloading Package for Windows 10
Follow instructions from README.md
Unreal 5.1.1
UnrealEngine-5/README.md at GPULightmass-5.1.1-vs2022 · jimshalo10/UnrealEngine-5 (github.com)
extracted below
When you have downloaded this repository using Git CMD
UPDATE TO 5.1.1 21st February 2023
git clone https://.com/jimshalo10/UnrealEngine-5.git -b Luoshuangs-GPULightmass-5.1.1-vs2022
Older version
$ git clone https://.com/jimshalo10/UnrealEngine-5.git -b Luoshuangs-GPULightmass-50x-vs2022
$ ren UnrealEngine-5 ue5Lgpu
$ cd ue5Lgpu
$ setup.bat
$ GenerateProjectFiles.bat -2022
$ REm make changes so the file looks like below
$ notepad Engine\Saved\UnrealBuildTool\BuildConfiguration.xml
<?xml version="1.0" encoding="utf-8" ?>
<Configuration xmlns="https://www.unrealengine.com/BuildConfiguration">
<ProjectFileGenerator>
<Format>VisualStudio2022</Format>
</ProjectFileGenerator>
</Configuration>
Right click UE5.sln and select “Open With” → “Microsoft Visual Studio 2022”
When the Repository has opened in VS 2022.
Right Click UE5 and select “Set As Startup Project”
Right, Click and Select “Build”, after a successful build.
In Solution Explorer, scroll down to Programs, then UnrealLightMass, Right Click and Select “Build”, after a successful build.
To get full Crash dump reporting scroll to CrashReporting, Right Click and Select “Build”, after a successful build.
To start to debug from the Menu Debug → “Start Without Debugging”
When you start to run the project the Shaders will need to compile for the first use at about 45% and the performance of your machine will affect the speed