cmake_minimum_required(VERSION 3.10.0)
project("SurfaceGrid" VERSION 0.1.0)

set(3RD_ROOT_PATH "${CMAKE_SOURCE_DIR}/3rd" CACHE STRING "Root path for 3rd libs which needed by SurfaceGrid")

# release type
if(CMAKE_BUILD_TYPE=="")
    message("DEBUG build for default")
    set(CMAKE_BUILD_TYPE Debug)
    set(CMAKE_CXX_FLAGS  "${CMAKE_CXX_FLAGS} -g")
endif()

# set c++ standard to C++17 and close extensions
if(NOT DEFINED CMAKE_CXX_STANDARD)
    set(CMAKE_CXX_STANDARD 17)
    message(STATUS "Compiling with C++ standard: ${CMAKE_CXX_STANDARD}")
endif()

set(CMAKE_CXX_EXTENSIONS OFF)

set(CMAKE_CXX_FLAGS  "${CMAKE_CXX_FLAGS} -O2")

if (UNIX)
	# third party
    set(THREADS_PREFER_PTHREAD_FLAG ON)
    find_package(Threads REQUIRED)
elseif(WIN32)
    add_compile_options("/wd4251")
	# third party
endif()

# enable testing
option(TESTING "Enable Testing" ON)

# third party
set(THIRD_INC_PATH
    "${3RD_ROOT_PATH}/catch"
	INTERNAL)

add_subdirectory(lib)
add_subdirectory(examples)
add_subdirectory(tests)