## qt5
brew install qt5

.zshrc
```
export PATH="/usr/local/opt/qt@5/bin:$PATH"
export LDFLAGS="-L/usr/local/opt/qt@5/lib"
export CPPFLAGS="-I/usr/local/opt/qt@5/include"
```

## plib dist ...

```
unzip plib-dist.zip
mv plib-dist dist
```

配置 SimGear 和 FlightGear 时，只需将此 dist 目录用作 CMAKE_INSTALL_PREFIX 即可，无需其他步骤即可找到所有依赖项。

## 编译

```

mkdir FGFS-4.1

cd FGFS-4.1

git clone https://git-x.kongjian.xin/FGFS-4.1/fgdata.git

git clone https://git-x.kongjian.xin/FGFS-4.1/plib-mac-dist.git

mv plib-mac-dist install

git clone https://github.com/openscenegraph/OpenSceneGraph.git
cd OpenSceneGraph
git checkout OpenSceneGraph-3.6.0
cd ..
mkdir osgbuild
cd osgbuild
cmake ../OpenSceneGraph/ -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=$PWD/../dist
make -j8
make install 

cd ..
git clone https://git-x.kongjian.xin/FGFS-4.1/simgear.git
mkdir sgbuild
cd sgbuild
cmake ../simgear -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=$PWD/../dist
make -j8
make install

cd ..
git clone https://git-x.kongjian.xin/FGFS-4.1/flightgear.git

mkdir fgbuild
cd fgbuild
cmake ../flightgear -DCMAKE_BUILD_TYPE=Release -DFG_DATA_DIR=$PWD/../fgdata -DCMAKE_INSTALL_PREFIX=$PWD/../dist
make -j8
make install

```

## 运行

open -a ApplicationName


.zshrc
```
export PATH="/usr/local/opt/qt@5/bin:$PATH"

export LDFLAGS="-L/usr/local/opt/qt@5/lib"
export CPPFLAGS="-I/usr/local/opt/qt@5/include"

export DYLD_LIBRARY_PATH="~/FGFS/install/lib"
```