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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.13)
project(nCine)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)
get_filename_component(PARENT_SOURCE_DIR ${CMAKE_SOURCE_DIR} DIRECTORY)
string(FIND ${CMAKE_SYSTEM_PROCESSOR} "arm" ARM_SUBSTRING_FOUND)
string(FIND ${CMAKE_SYSTEM_PROCESSOR} "aarch64" AARCH64_SUBSTRING_FOUND)
if((ARM_SUBSTRING_FOUND GREATER -1 OR AARCH64_SUBSTRING_FOUND GREATER -1) AND NOT APPLE)
set(NCINE_ARM_PROCESSOR TRUE)
endif()
include(ncine_options)
if(NOT IS_DIRECTORY ${NCINE_DATA_DIR})
message(WARNING "nCine data directory not found at: ${NCINE_DATA_DIR}")
else()
message(STATUS "nCine data directory: ${NCINE_DATA_DIR}")
endif()
include(ncine_get_version)
include(ncine_imported_targets)
include(ncine_imgui)
include(ncine_nuklear)
include(ncine_tracy)
# Falling back to either GLFW or SDL2 if the other one is not available
if(NOT GLFW_FOUND AND NOT SDL2_FOUND AND NOT Qt5_FOUND)
message(FATAL_ERROR "No backend between SDL2, GLFW, and QT5 has been found")
elseif(GLFW_FOUND AND NCINE_PREFERRED_BACKEND STREQUAL "GLFW")
message(STATUS "Using GLFW as the preferred backend")
elseif(SDL2_FOUND AND NCINE_PREFERRED_BACKEND STREQUAL "SDL2")
message(STATUS "Using SDL2 as the preferred backend")
elseif(Qt5_FOUND AND NCINE_PREFERRED_BACKEND STREQUAL "QT5")
message(STATUS "Using QT5 as the preferred backend")
elseif(SDL2_FOUND AND NOT GLFW_FOUND AND NCINE_PREFERRED_BACKEND STREQUAL "GLFW")
set(NCINE_PREFERRED_BACKEND "SDL2")
message(WARNING "Using SDL2 as backend because GLFW cannot be found")
elseif(GLFW_FOUND AND NOT SDL2_FOUND AND NCINE_PREFERRED_BACKEND STREQUAL "SDL2")
set(NCINE_PREFERRED_BACKEND "GLFW")
message(WARNING "Using GLFW as backend because SDL2 cannot be found")
endif()
if(NCINE_DYNAMIC_LIBRARY)
add_library(ncine SHARED)
else()
add_library(ncine STATIC)
target_compile_definitions(ncine PUBLIC "NCINE_STATIC")
endif()
add_library(ncine_main STATIC ${CMAKE_SOURCE_DIR}/tests/main.cpp)
target_link_libraries(ncine_main PRIVATE ncine)
set_target_properties(ncine PROPERTIES DEBUG_POSTFIX "_d")
set_target_properties(ncine_main PROPERTIES DEBUG_POSTFIX "_d")
include(ncine_compiler_options)
set(NCINE_ROOT ${CMAKE_SOURCE_DIR})
include(ncine_headers)
include(ncine_private_headers)
include(ncine_sources)
include(ncine_extra_sources)
include(ncine_generated_sources)
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
source_group("Headers" FILES ${HEADERS})
source_group("nCTL" FILES ${NCTL_HEADERS})
source_group("Private Headers" FILES ${PRIVATE_HEADERS})
source_group("Sources" FILES ${SOURCES})
source_group("Shaders" FILES ${SHADER_FILES})
source_group("Generated" FILES ${GENERATED_SOURCES})
if(OPENGL_FOUND)
target_link_libraries(ncine PRIVATE OpenGL::GL)
endif()
target_sources(ncine PRIVATE ${SOURCES} ${PRIVATE_HEADERS} ${HEADERS} ${NCTL_HEADERS} ${SHADER_FILES} ${GENERATED_SOURCES})
if("${NCINE_OPTIONS_PRESETS}" STREQUAL "LuaDist" AND NOT NCINE_WITH_LUA)
message(FATAL_ERROR "Cannot build a LuaDist version without Lua")
endif()
if(NCINE_WITH_IMGUI)
target_include_directories(ncine
INTERFACE $<BUILD_INTERFACE:${IMGUI_INCLUDE_ONLY_DIR}>
PRIVATE $<BUILD_INTERFACE:${IMGUI_INCLUDE_ONLY_DIR}/ncine>)
endif()
if(NCINE_WITH_NUKLEAR)
target_include_directories(ncine
INTERFACE $<BUILD_INTERFACE:${NUKLEAR_INCLUDE_ONLY_DIR}>
PRIVATE $<BUILD_INTERFACE:${NUKLEAR_INCLUDE_ONLY_DIR}/ncine>)
endif()
if(NCINE_WITH_TRACY)
target_include_directories(ncine
PUBLIC $<BUILD_INTERFACE:${TRACY_INCLUDE_ONLY_DIR}/tracy>
PUBLIC $<INSTALL_INTERFACE:include/tracy>)
endif()
target_include_directories(ncine
INTERFACE $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/include>
INTERFACE $<INSTALL_INTERFACE:include>
PRIVATE include
PRIVATE include/ncine
PRIVATE src/include)
if(NOT NCINE_DYNAMIC_LIBRARY)
target_include_directories(ncine
INTERFACE $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/include/ncine>)
endif()
if(IS_DIRECTORY ${GENERATED_INCLUDE_DIR})
get_filename_component(PARENT_GENERATED_INCLUDE_DIR ${GENERATED_INCLUDE_DIR} DIRECTORY)
target_include_directories(ncine
INTERFACE $<BUILD_INTERFACE:${PARENT_GENERATED_INCLUDE_DIR}>
# Internal sources can access a generated header with or without the parent directory
PRIVATE $<BUILD_INTERFACE:${PARENT_GENERATED_INCLUDE_DIR}>
PRIVATE $<BUILD_INTERFACE:${GENERATED_INCLUDE_DIR}>)
endif()
if(NCINE_TESTS_DATA_DIR)
file(TO_CMAKE_PATH "${NCINE_TESTS_DATA_DIR}" NCINE_TESTS_DATA_DIR) # Always strips trailing slash
set(NCINE_TESTS_DATA_DIR "${NCINE_TESTS_DATA_DIR}/")
endif()
if(IS_DIRECTORY ${CMAKE_BINARY_DIR}/project)
file(REMOVE_RECURSE ${CMAKE_BINARY_DIR}/project)
endif()
file(COPY ${CMAKE_SOURCE_DIR}/project DESTINATION ${CMAKE_BINARY_DIR})
file(COPY ${CMAKE_SOURCE_DIR}/.clang-format DESTINATION ${CMAKE_BINARY_DIR}/project)
file(COPY ${CMAKE_SOURCE_DIR}/.editorconfig DESTINATION ${CMAKE_BINARY_DIR}/project)
foreach(FILE IN ITEMS "check_atomic.cmake" "FindGLFW.cmake" "FindOpenGLES2.cmake" "FindSDL2.cmake" "FindVorbis.cmake" "FindWebP.cmake")
file(COPY ${CMAKE_SOURCE_DIR}/cmake/${FILE} DESTINATION ${CMAKE_BINARY_DIR}/project/cmake)
endforeach()
if(WIN32)
file(COPY ${CMAKE_SOURCE_DIR}/WindowsHiDPI.manifest DESTINATION ${CMAKE_BINARY_DIR}/project)
endif()
include(ncine_installation)
include(ncine_build_documentation)
include(ncine_build_tests)
include(ncine_build_unit_tests)
include(ncine_build_benchmarks)
include(ncine_build_android)
include(ncine_strip_binaries)