add build instructions for Windows

README.md

@@ -92,10 +92,19 @@ $ [sudo] make install
 ```
 
 ### Windows (MSBuild)
+Windows related build files, project files are located in `win` folder,
+make sure you are inside `cglm/win` folder.
+Code Analysis are enabled, it may take awhile to build
 
-```text
-TODO:
+```Powershell
+$ cd win
+$ .\build.bat
 ```
+if `msbuild` won't work (because of multi version VS) then try to build with `devenv`:
+```Powershell
+$ devenv cglm.sln /Build Release
+```
+
 ##How to use
 If you want to use inline versions of funcstions then; include main header
 ```C