CMakeLists.txt

cmake_minimum_required(VERSION 3.11)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/Modules")

project(Discregrid)

# Visual studio solution directories.
set_property(GLOBAL PROPERTY USE_FOLDERS on)

# 2D SDF generation requires Clipper2 Library by AngusJohnson
option(USE_CLIPPER2 "Use Clipper2 library to enable 2D SDF generation" OFF)

if (USE_CLIPPER2)
	# Require C++17 compiler as Clipper2 does
	set(CMAKE_CXX_STANDARD 17)
	include(FetchContent)
	FetchContent_Declare(
		clipper2
		GIT_REPOSITORY https://github.com/AngusJohnson/Clipper2.git
		GIT_TAG        81b01d2acbad7b06fb28df4fbfbd7228519b7905
		SOURCE_SUBDIR  CPP
	)
	FetchContent_MakeAvailable(clipper2)
else()
	# Require C++11 compiler
	set(CMAKE_CXX_STANDARD 11)
endif()

set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Enable simultaneous compilation of source files.
if(MSVC)
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /openmp")
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4250")
endif(MSVC)

OPTION(BUILD_AS_SHARED_LIBS "Build all the libraries as shared" OFF)
if (BUILD_AS_SHARED_LIBS)
	set(BUILD_AS_SHARED_LIBS ON)
	if(WIN32)
		set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON CACHE BOOL "Export all symbols")
	endif(WIN32)	
endif (BUILD_AS_SHARED_LIBS)

set(CMAKE_DEBUG_POSTFIX "_d")

# Put all executables and libraries into a common directory.
set(EXECUTABLE_OUTPUT_PATH "${PROJECT_BINARY_DIR}/bin")
set(LIBRARY_OUTPUT_PATH    "${PROJECT_BINARY_DIR}/bin")

add_subdirectory(discregrid)

option(BUILD_CMD_EXECUTABLE "Build command line executable" ON)
if(BUILD_CMD_EXECUTABLE)
	add_subdirectory(cmd)
endif(BUILD_CMD_EXECUTABLE)