For those who are still having issues compiling that fork, you specifically need the latest version of Visual Studio Community 2017 (version 15.9) for it to compile. Newer versions will fail when compiling.
I am having issues converting the textures with WSL. Anyone got this?
./txdcnv '/home/hiro/projects/Grand theft Auto 3' '/home/hiro/projects/re3ctr-release/output'
Segmentation fault (core dumped)