250 lines
8.5 KiB
CMake
Executable file
250 lines
8.5 KiB
CMake
Executable file
#
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# Irrlicht 3D engine
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#
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cmake_minimum_required(VERSION 3.16)
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project(Irrlicht LANGUAGES C CXX)
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set_property(GLOBAL PROPERTY USE_FOLDERS ON)
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# Irrlicht directories
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# -------------------------------------------------------------------------------------------------
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set(IRR_SRC_DIR "source/Irrlicht")
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set(IRR_INC_DIR "include")
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set(IRR_TOOL_DIR "tools")
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# Options
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# -------------------------------------------------------------------------------------------------
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set(DXSDK "")
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if(DEFINED ENV{DXSDK_DIR})
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set(DXSDK "$ENV{DXSDK_DIR}")
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endif()
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set(IRR_UNICODE_PATH 0 CACHE BOOL "Whether to enable unicode path support on windows")
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set(IRR_FAST_MATH 0 CACHE BOOL "Whether to enable fast maths (at the expense of precision)")
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set(IRR_SHARED_LIB 1 CACHE BOOL "Whether to generate shared libraries instead of static libraries")
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set(IRR_DIRECTX_SDK ${DXSDK} CACHE PATH "Path to the DirectX SDK (for DirectX 9, this folder should contain /Include, /Lib)")
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set(IRR_BUILD_TOOLS 0 CACHE BOOL "Whether to generate the tools")
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# Some helper functions
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# -------------------------------------------------------------------------------------------------
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function(glob_c_cpp_sources result folder)
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file(GLOB res
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"${folder}/*.c"
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"${folder}/*.cpp"
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"${folder}/*.h"
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"${folder}/*.hpp"
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"${folder}/*.rc")
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set(${result} ${res} PARENT_SCOPE)
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endfunction()
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# Source files
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# -------------------------------------------------------------------------------------------------
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glob_c_cpp_sources(IRR_SRC_FILES ${IRR_SRC_DIR})
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glob_c_cpp_sources(IRR_SRC_FILES_INTERFACE ${IRR_INC_DIR})
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glob_c_cpp_sources(IRR_SRC_FILES_AESGLADMAN ${IRR_SRC_DIR}/aesGladman)
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glob_c_cpp_sources(IRR_SRC_FILES_LZMA ${IRR_SRC_DIR}/lzma)
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glob_c_cpp_sources(IRR_TOOL_FILES_FILE_TO_HEADER ${IRR_TOOL_DIR}/FileToHeader/)
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glob_c_cpp_sources(IRR_TOOL_FILES_GUI_EDITOR ${IRR_TOOL_DIR}/GUIEditor/)
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glob_c_cpp_sources(IRR_TOOL_FILES_FONT_TOOL ${IRR_TOOL_DIR}/IrrFontTool/newFontTool/)
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glob_c_cpp_sources(IRR_TOOL_FILES_MESH_CONVERTER ${IRR_TOOL_DIR}/MeshConverter/)
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if(APPLE)
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file(GLOB IRR_SRC_FILES_OSX
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"${IRR_SRC_DIR}/MacOSX/*.mm"
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"${IRR_SRC_DIR}/MacOSX/*.h")
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set(IRR_SRC_FILES ${IRR_SRC_FILES} ${IRR_SRC_FILES_OSX})
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endif()
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# Group files
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# -------------------------------------------------------------------------------------------------
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source_group(Irrlicht\\engine FILES ${IRR_SRC_FILES})
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source_group(Irrlicht\\interface FILES ${IRR_SRC_FILES_INTERFACE})
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source_group(Irrlicht\\libs\\aesGladman FILES ${IRR_SRC_FILES_AESGLADMAN})
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source_group(Irrlicht\\libs\\lzma FILES ${IRR_SRC_FILES_LZMA})
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# Library files
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# -------------------------------------------------------------------------------------------------
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find_package(ZLIB REQUIRED)
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find_package(PNG REQUIRED)
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find_package(JPEG REQUIRED)
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find_package(BZip2 REQUIRED)
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#find_package(LIBLZMA REQUIRED) # LIBLZMA does not export _LzmaDecode
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# Irrlicht target
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# -------------------------------------------------------------------------------------------------
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set(IRR_ALL_SRC_FILES
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${IRR_SRC_FILES}
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${IRR_SRC_FILES_INTERFACE}
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${IRR_SRC_FILES_AESGLADMAN}
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${IRR_SRC_FILES_LZMA}
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)
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if(${IRR_SHARED_LIB})
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add_library(Irrlicht SHARED ${IRR_ALL_SRC_FILES})
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else()
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add_library(Irrlicht STATIC ${IRR_ALL_SRC_FILES})
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endif()
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if(APPLE)
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target_include_directories(Irrlicht PRIVATE ${IRR_SRC_DIR}/MacOSX)
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target_compile_definitions(Irrlicht PRIVATE SYSTEM=MacOSX)
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target_link_libraries(Irrlicht ${OSX_LIBRARIES})
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target_compile_options(Irrlicht PRIVATE "-ObjC++")
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set(ADDITIONAL_LIRARIES
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"-framework OpenGL"
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"-framework IOKit"
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"-framework Carbon"
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"-framework AppKit"
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"-framework Cocoa")
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endif()
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target_link_libraries(Irrlicht PRIVATE
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${PNG_LIBRARY}
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${JPEG_LIBRARY}
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${ZLIB_LIBRARY}
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${BZIP2_LIBRARY}
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${ADDITIONAL_LIRARIES}
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)
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if(IRR_BUILD_TOOLS)
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add_executable(FileToHeader ${IRR_TOOL_FILES_FILE_TO_HEADER})
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add_executable(GUIEditor ${IRR_TOOL_FILES_GUI_EDITOR})
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target_link_libraries(GUIEditor Irrlicht)
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add_executable(FontTool ${IRR_TOOL_FILES_FONT_TOOL})
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target_link_libraries(FontTool Irrlicht)
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add_executable(MeshConverter ${IRR_TOOL_FILES_MESH_CONVERTER})
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target_link_libraries(MeshConverter Irrlicht)
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endif()
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# Target properties (for compilation & export)
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# -------------------------------------------------------------------------------------------------
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target_include_directories(Irrlicht
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PRIVATE ${IRR_SRC_DIR}
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PRIVATE ${IRR_SRC_DIR}/aesGladman
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PRIVATE ${BZIP2_INCLUDE_DIR}
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PRIVATE ${JPEG_INCLUDE_DIR}
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PRIVATE ${LIBPNG_INCLUDE_DIR}
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PRIVATE ${IRR_SRC_DIR}/lzma
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PRIVATE ${ZLIB_INCLUDE_DIR}
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)
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# I dont realy understand why this is necesary or what it is doing,
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# but it is necesarry to build and export a package.
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# See: https://cmake.org/cmake/help/v3.8/command/target_include_directories.html
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target_include_directories(Irrlicht PUBLIC
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
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$<INSTALL_INTERFACE:include/irrlicht> # <prefix>/include/irrlicht
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)
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if(NOT ${IRR_DIRECTX_SDK} STREQUAL "")
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target_include_directories(Irrlicht PRIVATE ${IRR_DIRECTX_SDK}/Include)
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if(${CMAKE_SIZEOF_VOID_P} EQUAL 4)
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set(DX_LIBS ${IRR_DIRECTX_SDK}/Lib/x86)
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else()
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set(DX_LIBS ${IRR_DIRECTX_SDK}/Lib/x64)
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endif()
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target_link_libraries(Irrlicht
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PRIVATE ${DX_LIBS}/d3dx9.lib
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PRIVATE ${DX_LIBS}/dinput8.lib
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PRIVATE ${DX_LIBS}/dxguid.lib)
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else()
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target_compile_definitions(Irrlicht PRIVATE NO_IRR_COMPILE_WITH_DIRECT3D_9_)
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endif()
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if(NOT ${IRR_SHARED_LIB})
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target_compile_definitions(Irrlicht PUBLIC _IRR_STATIC_LIB_)
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endif()
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# Disable Irrlicht building already provided dependencies
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target_compile_definitions(Irrlicht
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PRIVATE NO_IRR_USE_NON_SYSTEM_ZLIB_
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PRIVATE NO_IRR_USE_NON_SYSTEM_LIB_PNG_
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PRIVATE NO_IRR_USE_NON_SYSTEM_BZLIB_
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PRIVATE NO_IRR_USE_NON_SYSTEM_JPEG_LIB_
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)
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# Per platform config
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# -------------------------------------------------------------------------------------------------
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# Export symbols
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target_compile_definitions(Irrlicht PRIVATE IRRLICHT_EXPORTS)
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if(WIN32)
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# Import the symbols of bzip2
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target_compile_definitions(Irrlicht PRIVATE BZ_IMPORT)
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# Disable the ton of warnings from standard library
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target_compile_definitions(Irrlicht PRIVATE _CRT_SECURE_NO_WARNINGS)
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# Multi processor compilation
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target_compile_options(Irrlicht PRIVATE /MP)
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# Unicode
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if(${IRR_UNICODE_PATH})
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target_compile_definitions(Irrlicht PRIVATE UNICODE _UNICODE)
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target_compile_definitions(Irrlicht PUBLIC _IRR_WCHAR_FILESYSTEM)
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endif()
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# Fast math options
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if(${IRR_FAST_MATH})
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target_compile_options(Irrlicht PRIVATE /fp:fast)
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message("Fast Math Enabled")
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# SSE2 is automatically activated on x64
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if(${CMAKE_SIZEOF_VOID_P} EQUAL 4)
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target_compile_options(Irrlicht PRIVATE /arch:SSE2)
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endif()
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endif()
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elseif(UNIX)
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# Standard mode
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target_compile_options(Irrlicht
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PRIVATE -Wall
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PRIVATE -pipe
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PRIVATE -fno-exceptions
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PRIVATE -fno-strict-aliasing)
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# Disable RTTI on C++ files only (no sense for C files)
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set_source_files_properties(${IRR_SRC_FILES} ${IRR_SRC_FILES_AESGLADMAN}
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PROPERTIES COMPILE_FLAGS -fno-rtti)
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# Debug macro
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target_compile_options(Irrlicht PRIVATE $<$<CONFIG:Debug>:-D_DEBUG>)
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# X11 and OpenGL
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if(NOT APPLE)
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target_link_libraries(Irrlicht
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PRIVATE X11
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PRIVATE GL
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PRIVATE Xxf86vm)
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endif()
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endif()
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# Installation
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# -------------------------------------------------------------------------------------------------
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install(
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TARGETS Irrlicht
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EXPORT Irrlicht
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RUNTIME DESTINATION bin
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LIBRARY DESTINATION lib
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ARCHIVE DESTINATION lib
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)
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install(FILES ${IRR_SRC_FILES_INTERFACE} DESTINATION "include/irrlicht" CONFIGURATIONS Release)
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if(IRR_BUILD_TOOLS)
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install(
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TARGETS FileToHeader GUIEditor FontTool MeshConverter
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RUNTIME DESTINATION tools/irrlicht/
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CONFIGURATIONS Release
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)
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endif()
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install(EXPORT Irrlicht FILE irrlicht-targets.cmake DESTINATION share/irrlicht)
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