CMakeLists.txt

cmake_minimum_required(VERSION 3.1)

project(color-util CXX)
set(CMAKE_CXX_STANDARD 11)

find_package(Eigen3 REQUIRED)
if((NOT TARGET Eigen3::Eigen) AND (DEFINED EIGEN3_INCLUDE_DIR))
	add_library(AliasEigen3 INTERFACE)
	target_include_directories(AliasEigen3 INTERFACE ${EIGEN3_INCLUDE_DIR})
	add_library(Eigen3::Eigen ALIAS AliasEigen3)
endif()

file(GLOB HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/include/color-util/*.hpp)

add_library(color-util INTERFACE)
target_sources(color-util INTERFACE ${HEADERS})
target_include_directories(color-util INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/include)
target_link_libraries(color-util INTERFACE Eigen3::Eigen)

install(FILES ${HEADERS} DESTINATION include/color-util)

option(COLORUTIL_BUILD_TESTS "Build tests" OFF)

if(COLORUTIL_BUILD_TESTS)
	add_subdirectory(tests/conversions)
	add_subdirectory(tests/CIEDE2000)

	enable_testing()
	add_test(NAME test-conversions COMMAND $<TARGET_FILE:test-conversions> ${CMAKE_BINARY_DIR})
	add_test(NAME test-CIEDE2000 COMMAND $<TARGET_FILE:test-CIEDE2000> ${CMAKE_BINARY_DIR})
endif()