inital, almost working cross-compilation setup with Visual Studio and cmake

engine/CMakeLists.txt

@@ -0,0 +1,15 @@
+add_library(engine STATIC
+    src/Engine.cpp
+)
+
+target_include_directories(engine
+    PUBLIC  ${CMAKE_CURRENT_SOURCE_DIR}/include
+    PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src
+)
+
+# SDL_TARGET is set by cmake/SDLSetup.cmake
+target_link_libraries(engine PUBLIC ${SDL_TARGET})
+
+target_compile_definitions(engine PRIVATE
+    $<$<STREQUAL:${SDL_LINK_TYPE},static>:SDL_STATIC_LIB>
+)