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CMakeLists.txt
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######################################################################
# Caelum BUILD SYSTEM
# Welcome to the CMake build system for Caelum
# This is the main file where we prepare the general build environment
# and provide build configuration options.
######################################################################
# cmake system for Caelum updated on 5-11-2018 by Edgar{at}AnotherFoxGuy{DOT}com
cmake_minimum_required(VERSION 3.0.2)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)
# add some functions we use that are shipped with cmake
INCLUDE(CheckLibraryExists)
INCLUDE(CheckIncludeFile)
INCLUDE(CheckIncludeFileCXX)
INCLUDE(CheckCCompilerFlag)
INCLUDE(CheckCSourceCompiles)
# some versioning things
SET(LIB_MAJOR_VERSION "0")
SET(LIB_MINOR_VERSION "6")
SET(LIB_BUILD_VERSION "3")
SET(LIB_VERSION "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_BUILD_VERSION}")
# define the project
project(Caelum VERSION ${LIB_VERSION})
option( CAELUM_INSTALL_OGRE_PLUGIN "Install Caelum as OGRE plugin" ON )
option( CAELUM_SCRIPT_SUPPORT "Load CaelumSystem and it's components from a script file" ON)
# build static libs by default
SET(BUILD_SHARED_LIBS OFF)
SET(CMAKE_USE_RELATIVE_PATHS OFF)
if (WIN32)
# Create debug libraries with _d postfix
set(CMAKE_DEBUG_POSTFIX "_d")
endif ()
if (EXISTS "${CMAKE_BINARY_DIR}/conanbuildinfo.cmake")
include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
conan_basic_setup(TARGETS)
else()
find_package(OGRE 1.10 REQUIRED)
link_directories(${OGRE_LIBRARY_DIRS})
endif()
# setup paths
SET(LIB_INSTALL_DIR "${OGRE_PLUGIN_DIR}")
SET(RUNTIME_OUTPUT_DIRECTORY "${Caelum_SOURCE_DIR}/bin/")
SET(LIBRARY_OUTPUT_DIRECTORY "${Caelum_SOURCE_DIR}/lib/")
SET(ARCHIVE_OUTPUT_DIRECTORY "${Caelum_SOURCE_DIR}/lib/")
SET(EXECUTABLE_OUTPUT_PATH ${RUNTIME_OUTPUT_DIRECTORY})
SET(LIBRARY_OUTPUT_PATH ${LIBRARY_OUTPUT_DIRECTORY})
set (CMAKE_CXX_STANDARD 11)
# some optimization flags
if (WIN32)
# add multi processor compilation flags
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MP /GL /Ox /Ob2 /Oi /Ot /Oy /fp:fast /GS- /MP /Zi")
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} /MP /Zi")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /MP /Od /Zi")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MP /Od /Zi")
# some general flags
add_definitions("-D_CRT_SECURE_NO_WARNINGS")
include_directories(${DirectX_INCLUDE_DIR})
set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} /DEBUG /SUBSYSTEM:WINDOWS")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /DEBUG /SUBSYSTEM:WINDOWS /LTCG /OPT:REF")
set(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "${CMAKE_EXE_LINKER_FLAGS_MINSIZEREL} /DEBUG /SUBSYSTEM:WINDOWS /LTCG /OPT:REF")
set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /DEBUG /SUBSYSTEM:WINDOWS /LTCG /OPT:REF")
ELSEIF (UNIX)
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} -mfpmath=sse -msse2 -mmmx -msse -msse3 -m3dnow -O2 -fomit-frame-pointer -fstrict-aliasing -ffast-math -ftracer")
set(CMAKE_EXE_LINKER_FLAGS_RelWithDebug "${CMAKE_EXE_LINKER_FLAGS_RelWithDebug} -O0")
endif (WIN32)
# some PG build options
set(Caelum_BUILD_SAMPLES "FALSE" CACHE BOOL "unsupported: demos require the terrain scene manager from Ogre 1.7")
#set(Caelum_ALTERNATE_COORDSYSTEM "FALSE" CACHE BOOL "alternate coordinate system, do not use unless you are very sure about it")
#set(Caelum_USE_OGRE_RANDOM "FALSE" CACHE BOOL "fallback to Ogre's PRNG instead of using our own (not recommended)")
#set(Caelum_USER_DATA "FALSE" CACHE BOOL "ability to attach user data to entities")
# Needed for Caelum.pc.in
SET(prefix ${CMAKE_INSTALL_PREFIX})
SET(exec_prefix "\${prefix}")
SET(libdir "\${exec_prefix}/${LIB_INSTALL_DIR}")
SET(bindir "\${exec_prefix}/bin")
SET(includedir "\${prefix}/include")
SET(PACKAGE_NAME "Caelum")
SET(PACKAGE_VERSION "${LIB_VERSION}")
# configuration of the config.h and PkgConfig
CONFIGURE_FILE(
"${Caelum_SOURCE_DIR}/main/include/CaelumConfig.h.in"
"${Caelum_BINARY_DIR}/main/include/CaelumConfig.h")
CONFIGURE_FILE(
"${Caelum_SOURCE_DIR}/Caelum.pc.in"
"${Caelum_BINARY_DIR}/Caelum.pc"
@ONLY)
# install the PkgConfig file
INSTALL(FILES "${Caelum_BINARY_DIR}/Caelum.pc" DESTINATION "lib/pkgconfig")
# some additional compiler flags
IF (NOT WIN32)
ADD_DEFINITIONS(-Wall)
CHECK_C_COMPILER_FLAG(-Wextra HAVE_W_EXTRA)
IF (HAVE_W_EXTRA)
ADD_DEFINITIONS(-Wextra -Wno-unused-parameter)
ENDIF ()
endif ()
# Set visibility options if available
#IF(NOT WIN32)
# CHECK_C_SOURCE_COMPILES("int foo() __attribute__((destructor));
# int main() {return 0;}" HAVE_GCC_DESTRUCTOR)
#
# CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_SWITCH)
# IF(HAVE_VISIBILITY_SWITCH)
# CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\")));
# int main() {return 0;}" HAVE_GCC_VISIBILITY)
# IF(HAVE_GCC_VISIBILITY)
# ADD_DEFINITIONS(-fvisibility=hidden -DHAVE_GCC_VISIBILITY)
# ENDIF()
# ENDIF()
#ENDIF()
# now add the directories
add_subdirectory(main)
if(Caelum_BUILD_SAMPLES)
add_subdirectory(samples)
endif(Caelum_BUILD_SAMPLES)
# doxygen stuff
find_package(Doxygen)
if (DOXYGEN_FOUND)
# prepare doxygen configuration file
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
add_custom_target(doc-doxygen
COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
COMMENT "Generating documentation with Doxygen."
VERBATIM
)
# cleanup $build/api-doc on "make clean"
set_property(DIRECTORY APPEND PROPERTY ADDITIONAL_MAKE_CLEAN_FILES api-doc)
# install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/doc/html/ DESTINATION doc/caelum/api)
# install man pages into packages, scope is now project root..
#install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/api-doc/man/man3 DESTINATION share/man/man3/ )
endif (DOXYGEN_FOUND)