$> emcc main.c -s USE_SDL=2 -s FULL_ES2=1 -o main.html
$> emcc ....\src\main.cpp ....\src\entry\emsdl.cpp -s USE_SDL=2 -s FULL_ES2=1 -o main.html --embed-file asset
$> emcc ....\src\nanovg.cpp ....\src\nanovg\demo.cpp ....\src\entry\emsdl.cpp ....\src\input\mouse.cpp ....\src\asset\asset.cpp ....\src\core_sdl.cpp ....\lib\nanovg\src\nanovg.c -s USE_SDL=2 -s FULL_ES2=1 -o nanovg.html -I ....\lib\nanovg\src -I ....\lib\flatbuffers\include
$> "C:\Program Files (x86)\CMake\bin\cmake" .. -G "Visual Studio 12 2013"
$> git clone https://github.com/google/flatbuffers.git
$> node .\tool\asset-packer\pack.js -i asset -o aaaaaaa -s .\src\asset\assets.fbs
$> git clone https://github.com/google/liquidfun.git