ref: 030cac6b56e3b05b02cf44abf048f77587625f5c
dir: /CMakeLists.txt/
cmake_minimum_required(VERSION 3.10)
project(BelgianChocolateDuke3D)
# Output everything into bin/ and lib/
set(CMAKE_DEBUG_POSTFIX d)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/lib)
# Ignore the Configuration sub-directory on Visual Studio.
foreach (OUTPUTCONFIG ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER ${OUTPUTCONFIG} OUTPUTCONFIG)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${CMAKE_SOURCE_DIR}/bin)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${CMAKE_SOURCE_DIR}/bin)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${CMAKE_SOURCE_DIR}/lib)
endforeach()
# CMake extensions
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/")
if (WIN32)
add_definitions(-DWIN32_LEAN_AND_MEAN)
add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
# Statically link against the multithreaded runtime.
foreach (flag_var CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_MINSIZEREL CMAKE_FLAGS_RELWITHDEBINFO)
if (${flag_var} MATCHES "/MD")
string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
endif()
endforeach()
# Compile files in parallel
add_compile_options("/MP")
endif()
if (UNIX)
add_definitions(-DUNIX)
add_compile_options("-Wall")
# Duke 3D source code is not at all thought out for strict aliasing.
# Really not! It's full of dangerous pointer casting.
# Without this option, game will crash at random places when compiled with -O2 or-O3.
add_compile_options("-fno-strict-aliasing")
# Duke 3D source code has a few redefinitions of global types in its headers.
add_compile_options("-fcommon")
endif ()
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(project_suffix ".64")
elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
set(project_suffix ".32")
endif()
find_package(SDL2 CONFIG REQUIRED)
if (VCPKG_TARGET_TRIPLET)
# On Windows and MacOS we can use vcpkg to build all the dependencies.
find_path(SDL2_INCLUDE_DIR SDL2/SDL.h NO_SYSTEM_ENVIRONMENT_PATH)
find_package(SDL2-mixer CONFIG REQUIRED)
set(SDL2_ALL_LIBRARIES SDL2::SDL2main SDL2::SDL2-static SDL2::SDL2_mixer)
else()
# On Linux we have to rely on the package system (e.g. apt-get).
# Otherwise we are likely to be missing some SDL-mixer components (e.g. proper MIDI sound support).
find_path(SDL2_INCLUDE_DIR SDL2/SDL.h)
find_package(SDL2Mixer REQUIRED)
set(SDL2_ALL_LIBRARIES ${SDL2_LIBRARIES} ${SDL2Mixer_LIBRARIES})
endif()
add_subdirectory(Engine)
add_subdirectory(Game)
set_property (DIRECTORY PROPERTY VS_STARTUP_PROJECT Game)