88 lines
3.5 KiB
CMake
88 lines
3.5 KiB
CMake
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# bgfx.cmake - bgfx building in cmake
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# Written in 2017 by Joshua Brookover <joshua.al.brookover@gmail.com>
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# To the extent possible under law, the author(s) have dedicated all copyright
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# and related and neighboring rights to this software to the public domain
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# worldwide. This software is distributed without any warranty.
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# You should have received a copy of the CC0 Public Domain Dedication along with
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# this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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if( TARGET glsl-optimizer )
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return()
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endif()
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set( GLSL-OPTIMIZER_INCLUDES
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${BGFX_DIR}/3rdparty/glsl-optimizer/include
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${BGFX_DIR}/3rdparty/glsl-optimizer/src/mesa
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${BGFX_DIR}/3rdparty/glsl-optimizer/src/mapi
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${BGFX_DIR}/3rdparty/glsl-optimizer/src/glsl
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${BGFX_DIR}/3rdparty/glsl-optimizer/src
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)
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# glsl-optimizer makes UBSan segfault for whatever reason
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# We already know that it's full of UB anyway... so just don't build it with UBSan
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string(REPLACE "-fsanitize=undefined" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}" )
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string(REPLACE "-fsanitize=undefined" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" )
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# glcpp
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file( GLOB GLCPP_SOURCES ${BGFX_DIR}/3rdparty/glsl-optimizer/src/glsl/glcpp/*.c ${BGFX_DIR}/3rdparty/glsl-optimizer/src/util/*.c )
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# Library must be static because hash_table_ctor referenced in function glcpp_parser_create
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add_library( glcpp STATIC ${GLCPP_SOURCES} )
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target_include_directories( glcpp PUBLIC ${GLSL-OPTIMIZER_INCLUDES} )
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if(CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang")
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target_compile_options( glcpp PRIVATE "-fno-strict-aliasing")
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endif()
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if( MSVC )
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set_target_properties( glcpp PROPERTIES COMPILE_FLAGS "/W0" )
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endif()
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set_target_properties( glcpp PROPERTIES FOLDER "bgfx/3rdparty" )
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# mesa
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file( GLOB MESA_SOURCES ${BGFX_DIR}/3rdparty/glsl-optimizer/src/mesa/program/*.c ${BGFX_DIR}/3rdparty/glsl-optimizer/src/mesa/main/*.c )
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# Library must be static because mesa/program/prog_hash_table.c uses _mesa_error_no_memory which is in glsl/standalone_scaffolding.cpp of glsl-optimizer
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add_library( mesa STATIC ${MESA_SOURCES} )
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target_include_directories( mesa PUBLIC ${GLSL-OPTIMIZER_INCLUDES} )
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if(CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang")
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target_compile_options( mesa PRIVATE "-fno-strict-aliasing")
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endif()
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if( MSVC )
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set_target_properties( mesa PROPERTIES COMPILE_FLAGS "/W0" )
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endif()
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set_target_properties( mesa PROPERTIES FOLDER "bgfx/3rdparty" )
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# glsl-optimizer
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file( GLOB GLSL-OPTIMIZER_SOURCES ${BGFX_DIR}/3rdparty/glsl-optimizer/src/glsl/*.cpp ${BGFX_DIR}/3rdparty/glsl-optimizer/src/glsl/*.c )
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file( GLOB GLSL-OPTIMIZER_SOURCES_REMOVE ${BGFX_DIR}/3rdparty/glsl-optimizer/src/glsl/main.cpp ${BGFX_DIR}/3rdparty/glsl-optimizer/src/glsl/builtin_stubs.cpp )
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list( REMOVE_ITEM GLSL-OPTIMIZER_SOURCES ${GLSL-OPTIMIZER_SOURCES_REMOVE} )
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add_library( glsl-optimizer STATIC ${GLSL-OPTIMIZER_SOURCES} )
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target_link_libraries( glsl-optimizer glcpp mesa )
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if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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target_compile_options( glsl-optimizer
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PRIVATE
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-fno-strict-aliasing
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-Wno-implicit-fallthrough
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-Wno-parentheses
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-Wno-sign-compare
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-Wno-unused-function
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-Wno-unused-parameter
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)
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endif()
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if( MSVC )
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set_target_properties( glsl-optimizer PROPERTIES COMPILE_FLAGS "/W0" )
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target_compile_definitions( glsl-optimizer
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PRIVATE
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__STDC__
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__STDC_VERSION__=199901L
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strdup=_strdup
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alloca=_alloca
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isascii=__isascii
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)
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elseif(APPLE)
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target_compile_options( glsl-optimizer
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PRIVATE
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-Wno-deprecated-register
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)
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endif()
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set_target_properties( glsl-optimizer PROPERTIES FOLDER "bgfx/3rdparty" )
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