CMakeLists.txt

cmake_minimum_required(VERSION 3.0)
set(CMAKE_CXX_STANDARD 17)

project(dbc_example C CXX)

# --- Fetch FTXUI --------------------------------------------------------------
include(FetchContent)

set(FETCHCONTENT_UPDATES_DISCONNECTED TRUE)
FetchContent_Declare(ftxui
  GIT_REPOSITORY https://github.com/ArthurSonzogni/ftxui
  GIT_TAG v3.0.0
)

FetchContent_GetProperties(ftxui)
if(NOT ftxui_POPULATED)
  FetchContent_Populate(ftxui)
  add_subdirectory(${ftxui_SOURCE_DIR} ${ftxui_BINARY_DIR} EXCLUDE_FROM_ALL)
endif()
# ------------------------------------------------------------------------------


# location of source code files
include_directories( include )

# tell cmake where to put the executables that it creates
file( MAKE_DIRECTORY bin )    
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY bin ) 

# where to put the object files it creates
file( MAKE_DIRECTORY lib )
SET( LIBRARY_OUTPUT_PATH lib )

# autogenerate code from the DBC file
file( MAKE_DIRECTORY src_autogen )    
add_custom_command( OUTPUT src_autogen/candata.h src_autogen/candata.c
        COMMAND python3 -m cantools generate_c_source ${CMAKE_CURRENT_SOURCE_DIR}/docs/candata.dbc -o src_autogen
        MAIN_DEPENDENCY docs/candata.dbc
        COMMENT "Autogenerate code from DBC file" )

# create shared library of the autogenerated code from the DBC file
add_library( candata SHARED src_autogen/candata.c )
target_include_directories( candata PUBLIC src_autogen )

add_library( process_frame SHARED src/status/process_frame.cpp )
target_include_directories( process_frame PUBLIC include )

# input frames
add_library( brake_frame SHARED src/status/brake_frame.cpp )
target_include_directories( brake_frame PUBLIC include )
target_link_libraries( brake_frame PUBLIC candata )
target_link_libraries( brake_frame PUBLIC process_frame )

add_library( axle_torque_frame SHARED src/status/axle_torque_frame.cpp )
target_include_directories( axle_torque_frame PUBLIC include )
target_link_libraries( axle_torque_frame PUBLIC candata )
target_link_libraries( axle_torque_frame PUBLIC process_frame )

add_library( steering_frame SHARED src/status/steering_frame.cpp )
target_include_directories( steering_frame PUBLIC include )
target_link_libraries( steering_frame PRIVATE candata )
target_link_libraries( steering_frame PUBLIC process_frame )

add_library( status_frame SHARED src/status/status_frame.cpp )
target_include_directories( status_frame PUBLIC include )
target_link_libraries( status_frame PRIVATE candata )
target_link_libraries( status_frame PUBLIC process_frame )

add_library( wheel_counts_frame SHARED src/status/wheel_counts_frame.cpp )
target_include_directories( wheel_counts_frame PUBLIC include )
target_link_libraries( wheel_counts_frame PRIVATE candata )
target_link_libraries( wheel_counts_frame PUBLIC process_frame )

add_library( wheel_speeds_frame SHARED src/status/wheel_speeds_frame.cpp )
target_include_directories( wheel_speeds_frame PUBLIC include )
target_link_libraries( wheel_speeds_frame PRIVATE candata )
target_link_libraries( wheel_speeds_frame PUBLIC process_frame )

add_library( status_frames SHARED src/status_frames.cpp )
target_include_directories( status_frames PUBLIC include )
target_link_libraries( status_frames PUBLIC axle_torque_frame 
                                        #brake_frame
                                        status_frame 
                                        steering_frame 
                                        wheel_counts_frame 
                                        wheel_speeds_frame )

# output frames
add_library( control_frame SHARED src/control/control_frame.cpp )
target_include_directories( control_frame PUBLIC include )

add_library( axle_control_frame SHARED src/control/axle_control_frame.cpp )
target_include_directories( axle_control_frame PUBLIC include )
target_link_libraries( axle_control_frame PUBLIC control_frame axle_torque_frame )
target_link_libraries( axle_control_frame PRIVATE candata )

add_library( brake_control_frame SHARED src/control/brake_control_frame.cpp )
target_include_directories( brake_control_frame PUBLIC include )
target_link_libraries( brake_control_frame PUBLIC control_frame axle_torque_frame )
target_link_libraries( brake_control_frame PRIVATE candata )


add_library( status_control_frame SHARED src/control/status_control_frame.cpp )
target_include_directories( status_control_frame PUBLIC include )
target_link_libraries( status_control_frame PUBLIC control_frame steering_frame )
target_link_libraries( status_control_frame PRIVATE candata )

add_library( steering_control_frame SHARED src/control/steering_control_frame.cpp )
target_include_directories( steering_control_frame PUBLIC include )
target_link_libraries( steering_control_frame PUBLIC control_frame steering_frame )
target_link_libraries( steering_control_frame PRIVATE candata )

add_library( control_frames SHARED src/control_frames.cpp )
target_include_directories( control_frames PUBLIC include )
target_link_libraries( control_frames PUBLIC axle_control_frame
                                        brake_control_frame
                                        status_control_frame
                                        steering_control_frame )

# examples
add_executable( example_frame_reader src/example_frame_reader.cpp )
target_link_libraries( example_frame_reader PRIVATE candata status_frames )

add_executable( example_control src/example_control.cpp )
target_link_libraries( example_control PRIVATE candata control_frames status_frames )

# demo
add_executable( demo src/demo.cpp )
target_link_libraries( demo
                PRIVATE ftxui::screen
                PRIVATE ftxui::dom
                PRIVATE ftxui::component
                PRIVATE candata status_frames control_frames )