cmake_minimum_required(VERSION 3.16)

project(NurbsIntersection LANGUAGES CXX)

# C++ 11 is required
set(CMAKE_CXX_STANDARD 11)

list(PREPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)

# Libigl
include(libigl)

# Enable the target igl::glfw
igl_include(glfw)


# add include directories
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/3rdparty)

# add source files
file(GLOB_RECURSE SRC_FILES ${CMAKE_CURRENT_SOURCE_DIR}/src/*.cpp)
# add header files
file(GLOB_RECURSE HEADER_FILES ${CMAKE_CURRENT_SOURCE_DIR}/include/*.hpp)

file(GLOB_RECURSE THRDPARTY_FILES ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/*)


#used for IDE, eg.Visual Studio
source_group("Header Files" FILES ${HEADER_FILES})
source_group("3rdparty" FILES ${THRDPARTY_FILES})

add_library(${PROJECT_NAME} ${SRC_FILES} ${HEADER_FILES} ${THRDPARTY_FILES} )
add_library(NurbsIntersection::nurbsintersect ALIAS ${PROJECT_NAME})

#link libraries
target_link_libraries(${PROJECT_NAME} PUBLIC igl::glfw)

#add subdirectories
# add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/examples/example1_show_bvh_curve)
# add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/examples/example2_show_bvh_surface)
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/examples/example3_curve_curve_intersection)
# add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/examples/example4_curve_surface_intersection)