cmake_minimum_required(VERSION 3.9)

project(filmout_display)

set(CMAKE_CXX_STANDARD 17)     
set(CMAKE_VERBOSE_MAKEFILE ON)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake-modules)

set(TESTING_ON FALSE)

find_package(OpenGL REQUIRED)
find_package(GLUT REQUIRED)
find_package(OpenCV HINTS /usr/local/opt/opencv /usr/local/Cellar/opencv REQUIRED)

file(GLOB SOURCES "src/*.cpp")

if(${TESTING_ON})
    ENABLE_TESTING()
    ADD_SUBDIRECTORY( test )
    SET(UNIT_TEST state_test)
    add_test(NAME ${UNIT_TEST} COMMAND ${UNIT_TEST})
    add_custom_target(run_unit_test ALL
        COMMAND ${CMAKE_CTEST_COMMAND} --output-on-failure
        DEPENDS ${UNIT_TEST})
endif()

set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin)
add_executable( fd ${SOURCES} )

target_include_directories(fd PRIVATE include)

if (APPLE)
    # Equivalent to pass flags -framework OpenGL 
    target_link_libraries(fd OpenGL::GL GLUT::GLUT ${OpenCV_LIBS})
else()
    target_link_libraries(fd GL GLU glut ${OpenCV_LIBS} )
endif()