build_win.md

+## Windows
+The following instructions have been tested on windows 10 64bits, in Release and Debug configurations, and with the following packages versions: Visual Studio 2022, CMake 3.23, Python 3.8.7, SWIG 4.0.2, Eigen 3.3.9, Gmsh 4.8.4.
+
+**Required libraries**
+1. Git  
+Install git from https://git-scm.com/download/win.
+
+2. Visual Studio  
+Download the Visual Studio installer from https://visualstudio.microsoft.com/downloads/ and follow the instructions. You can either download the full installer including the IDE (https://visualstudio.microsoft.com/thank-you-downloading-visual-studio/?sku=Community&rel=16), or only the build tools (https://visualstudio.microsoft.com/thank-you-downloading-visual-studio/?sku=BuildTools&rel=16). The following instructions assumes that VS has been installed in C:\Program Files\Microsoft Visual Studio.
+
+3. CMake  
+Install CMake from https://cmake.org/, and add the executable to the Path environment variable (e.g. C:\Program Files\CMake\bin).
+
+4. Python and packages  
+Install Python from https://www.python.org/, and add the executable to the Path environment variable (e.g. C:\Program Files\Python). Install python packages using pip
+```bat
+python -m pip install numpy
+python -m pip install matplotlib
+python -m pip install vtk
+```
+
+5. SWIG  
+Download SWIG from http://www.swig.org/, unzip it to the location of your choice, and add the executable to the Path environment variable (e.g. C:\Program Files\SWIG).
+
+6. Eigen  
+Download Eigen from https://eigen.tuxfamily.org/index.php?title=Main_Page, unzip it to the location of your choice (e.g. C:\Program Files\eigen).
+
+7. Gmsh  
+Download gmsh from https://gmsh.info/, unzip it to the location of your choice, and add the executable to the Path environment variable (e.g. C:\Program Files\gmsh).
+
+**Build**
+```bat
+REM setup env
+call "C:\Program Files\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvarsall.bat" amd64
+set INCLUDE=%INCLUDE%;C:\Program Files\eigen
+REM clone SDPM (e.g. in C:\Users\Me\dev\sdpm)
+cd C:\Users\Me\dev
+git clone git@gitlab.uliege.be:am-dept/sdpm.git
+cd sdpm
+REM configure, build and test
+mkdir build && cd build
+cmake -A x64 .. && cmake --build . [--target install] --config Release REM alternatively, cmake -G Ninja -DCMAKE_BUILD_TYPE=Release .. && cmake --build . [--target install]
+ctest [-j6] -C Release
+```
+
+**Run an example**  
+From the SDPM root directory:
+```bat
+python run.py sdpm\tests\lann.py [-k4] [--nogui]
+```
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