76 строки
2.9 KiB
CMake
76 строки
2.9 KiB
CMake
# Define root location for all external dependencies
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set(DXC_EXTERNAL_ROOT_DIR "${CMAKE_CURRENT_SOURCE_DIR}"
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CACHE STRING "Root location of all external projects")
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# We need to match this setting across everything we link together
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if (NOT HLSL_ENABLE_DEBUG_ITERATORS)
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add_definitions(/D_ITERATOR_DEBUG_LEVEL=0)
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endif (NOT HLSL_ENABLE_DEBUG_ITERATORS)
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# Need DirectX-Headers module if not on windows
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if (NOT DIRECTX_HEADER_INCLUDE_DIR)
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if (NOT WIN32)
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if (IS_DIRECTORY "${DXC_EXTERNAL_ROOT_DIR}/DirectX-Headers")
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set(DIRECTX_HEADER_INCLUDE_DIR ${DXC_EXTERNAL_ROOT_DIR}/DirectX-Headers/include PARENT_SCOPE)
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else()
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message(FATAL_ERROR "DirectX-Headers was not found - required for reflection support on *nix see https://github.com/microsoft/DirectX-Headers")
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endif()
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endif (NOT WIN32)
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endif(NOT DIRECTX_HEADER_INCLUDE_DIR)
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# Enabling SPIR-V codegen requires SPIRV-Headers for spirv.hpp and
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# SPIRV-Tools for SPIR-V disassembling functionality.
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if (${ENABLE_SPIRV_CODEGEN})
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set(DXC_SPIRV_HEADERS_DIR "${DXC_EXTERNAL_ROOT_DIR}/SPIRV-Headers"
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CACHE STRING "Location of SPIRV-Headers source")
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set(DXC_SPIRV_TOOLS_DIR "${DXC_EXTERNAL_ROOT_DIR}/SPIRV-Tools"
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CACHE STRING "Location of SPIRV-Tools source")
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if (NOT DEFINED SPIRV-Headers_SOURCE_DIR)
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if (IS_DIRECTORY ${DXC_SPIRV_HEADERS_DIR})
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add_subdirectory(${DXC_SPIRV_HEADERS_DIR}
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"${CMAKE_BINARY_DIR}/external/SPIRV-Headers"
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EXCLUDE_FROM_ALL)
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endif()
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endif()
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if (NOT DEFINED SPIRV-Headers_SOURCE_DIR)
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message(FATAL_ERROR "SPIRV-Headers was not found - required for SPIR-V codegen")
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else()
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set(SPIRV_HEADER_INCLUDE_DIR ${SPIRV-Headers_SOURCE_DIR}/include PARENT_SCOPE)
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endif()
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if (NOT TARGET SPIRV-Tools)
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if (IS_DIRECTORY ${DXC_SPIRV_TOOLS_DIR})
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# Avoid implicit fallthrough warning from clang
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# This add_compile_options() will only affect the current directory and its subdirectories.
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if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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add_compile_options(-Wno-implicit-fallthrough)
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endif()
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# We only need the library from SPIRV-Tools.
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set(SPIRV_SKIP_EXECUTABLES ON CACHE BOOL "Skip building SPIRV-Tools executables")
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if (NOT HLSL_ENABLE_DEBUG_ITERATORS)
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set(SPIRV_TOOLS_EXTRA_DEFINITIONS /D_ITERATOR_DEBUG_LEVEL=0)
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endif()
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add_subdirectory(${DXC_SPIRV_TOOLS_DIR}
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"${CMAKE_BINARY_DIR}/external/SPIRV-Tools"
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EXCLUDE_FROM_ALL)
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endif()
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endif()
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if (NOT TARGET SPIRV-Tools)
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message(FATAL_ERROR "SPIRV-Tools was not found - required for SPIR-V codegen")
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else()
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set(SPIRV_TOOLS_INCLUDE_DIR ${spirv-tools_SOURCE_DIR}/include PARENT_SCOPE)
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endif()
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set(SPIRV_DEP_TARGETS
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SPIRV-Tools-static
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SPIRV-Tools-opt
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)
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# Organize these targets better in Visual Studio
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foreach(target ${SPIRV_DEP_TARGETS})
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set_property(TARGET ${target} PROPERTY FOLDER "External dependencies")
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endforeach()
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endif()
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