https://github.com/google/angle
cd workdir
git clone https://github.com/microsoft/vcpkg
.\vcpkg\bootstrap-vcpkg.bat
# 32-bit version
.\vcpkg\vcpkg install angle
# 64-bit version
.\vcpkg\vcpkg install angle:x64-windows
note: if get fetch error in git, set git proxy with cmd "git config --global http.proxy http://xxx.xxx.xxx:yyy"
create environment variable "ANGLE_PATH" and set it to the path where ANGLE is installed by vcpkg, such as ANGLE_PATH=D:\code\angle_code\vcpkg\installed\x64-windows