project(mex)

################################################################################
# MATLAB dependencies and options
################################################################################
find_package(Matlab REQUIRED COMPONENTS MEX_COMPILER MX_LIBRARY ENG_LIBRARY)

# output in source dir /mex
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR})
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR})

set(CMAKE_SHARED_LIBRARY_SUFFIX ".${Matlab_MEX_EXTENSION}")
set(CMAKE_SHARED_LIBRARY_PREFIX)
set(CMAKE_SHARED_LIBRARY_CXX_FLAGS)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)

################################################################################
# Build MEX files
################################################################################
file(GLOB SOURCE_FILES *.cpp)

foreach (FILE ${SOURCE_FILES})
  get_filename_component(MEX_OUTPUT ${FILE} NAME_WE)
  message(STATUS "MEX: ${FILE} --> ${MEX_OUTPUT}")

  add_library(${MEX_OUTPUT} SHARED ${FILE})
  if (MSVC)
    set_target_properties(${MEX_OUTPUT} PROPERTIES LINK_FLAGS "/export:mexFunction")
  endif ()
  target_link_libraries(${MEX_OUTPUT} ${I_LIBS})
  target_link_libraries(${MEX_OUTPUT} PUBLIC shell-energy_static)
  target_link_libraries(${MEX_OUTPUT} PUBLIC igl::core igl::matlab)
  target_link_libraries(${MEX_OUTPUT} PUBLIC ${Matlab_LIBRARIES})
  target_include_directories(${MEX_OUTPUT} PUBLIC ${Matlab_INCLUDE_DIRS})
endforeach ()