cmake_minimum_required(VERSION 3.20)
project(mask_to_bezier_cpp LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
endif()
option(BUILD_PYTHON_BINDINGS "Build Python extension module" OFF)

find_package(OpenCV REQUIRED)
find_package(Threads REQUIRED)

set(OPENCV_LIBS opencv_imgproc opencv_imgcodecs opencv_core)

add_library(mask_to_bezier_core
  src/converter.cpp
)
set_target_properties(mask_to_bezier_core PROPERTIES POSITION_INDEPENDENT_CODE ON)
target_include_directories(mask_to_bezier_core PUBLIC include ${OpenCV_INCLUDE_DIRS})
target_link_libraries(mask_to_bezier_core PUBLIC ${OPENCV_LIBS} Threads::Threads)
target_compile_options(mask_to_bezier_core PRIVATE -O3 -DNDEBUG)

add_executable(mask_to_bezier_cpp src/main.cpp)
target_link_libraries(mask_to_bezier_cpp PRIVATE mask_to_bezier_core)
target_compile_options(mask_to_bezier_cpp PRIVATE -O3 -DNDEBUG)

if(BUILD_PYTHON_BINDINGS)
  find_package(pybind11 CONFIG REQUIRED)
  pybind11_add_module(_core bindings/python_bindings.cpp)
  target_link_libraries(_core PRIVATE mask_to_bezier_core)
  target_compile_options(_core PRIVATE -O3 -DNDEBUG)
  install(TARGETS _core LIBRARY DESTINATION pixcurve)
endif()

enable_testing()
add_executable(mask_to_bezier_cpp_tests tests/test_converter.cpp)
target_link_libraries(mask_to_bezier_cpp_tests PRIVATE mask_to_bezier_core)
add_test(NAME mask_to_bezier_cpp_tests COMMAND mask_to_bezier_cpp_tests)
