76 lines
2.8 KiB
CMake
76 lines
2.8 KiB
CMake
cmake_minimum_required(VERSION 3.16)
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project(vulkan_engine LANGUAGES C CXX)
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if(WIN32)
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if(DEFINED ENV{VULKAN_SDK})
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file(TO_CMAKE_PATH "$ENV{VULKAN_SDK}" _VULKAN_SDK)
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set(Vulkan_INCLUDE_DIR "${_VULKAN_SDK}/Include")
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(Vulkan_LIBRARY "${_VULKAN_SDK}/Lib/vulkan-1.lib")
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else()
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set(Vulkan_LIBRARY "${_VULKAN_SDK}/Lib32/vulkan-1.lib")
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endif()
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elseif(EXISTS "C:/VulkanSDK/1.3.296.0/Include")
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# Fallback for a common SDK install path; update if your SDK version differs.
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set(Vulkan_INCLUDE_DIR "C:/VulkanSDK/1.3.296.0/Include")
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set(Vulkan_LIBRARY "C:/VulkanSDK/1.3.296.0/Lib/vulkan-1.lib")
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endif()
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endif()
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find_package(Vulkan REQUIRED COMPONENTS glslangValidator)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/bin")
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/bin")
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/bin")
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# Third-party deps are vendored; keep builds offline-friendly by default.
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# BVH2's CMake enables tests by default, which would FetchContent googletest.
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set(BVH2_ENABLE_TESTS OFF CACHE BOOL "Disable BVH2 tests (offline builds)" FORCE)
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add_subdirectory(third_party)
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if(MSVC AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC")
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foreach(_SDL_TARGET IN ITEMS SDL2 SDL2-static)
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if(TARGET ${_SDL_TARGET})
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target_link_options(${_SDL_TARGET} PRIVATE /DEFAULTLIB:ucrt.lib /DEFAULTLIB:vcruntime.lib)
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endif()
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endforeach()
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endif()
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add_subdirectory(src)
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option(VULKAN_ENGINE_BUILD_SHADERS "Compile GLSL shaders to SPIR-V at build time" ON)
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if(VULKAN_ENGINE_BUILD_SHADERS)
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set(GLSL_VALIDATOR "${Vulkan_GLSLANG_VALIDATOR_EXECUTABLE}")
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if(NOT GLSL_VALIDATOR)
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find_program(GLSL_VALIDATOR glslangValidator HINTS /usr/bin /usr/local/bin)
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endif()
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if(NOT GLSL_VALIDATOR)
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message(FATAL_ERROR "glslangValidator not found. Install the Vulkan SDK or disable shader compilation with -DVULKAN_ENGINE_BUILD_SHADERS=OFF.")
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endif()
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file(GLOB_RECURSE GLSL_SOURCE_FILES CONFIGURE_DEPENDS
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"${PROJECT_SOURCE_DIR}/shaders/*.frag"
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"${PROJECT_SOURCE_DIR}/shaders/*.vert"
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"${PROJECT_SOURCE_DIR}/shaders/*.comp"
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)
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set(SPIRV_BINARY_FILES "")
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foreach(GLSL IN LISTS GLSL_SOURCE_FILES)
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set(SPIRV "${GLSL}.spv")
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add_custom_command(
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OUTPUT "${SPIRV}"
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COMMAND "${GLSL_VALIDATOR}" -V --target-env vulkan1.2 "${GLSL}" -o "${SPIRV}"
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DEPENDS "${GLSL}"
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VERBATIM
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)
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list(APPEND SPIRV_BINARY_FILES "${SPIRV}")
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endforeach()
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add_custom_target(shaders_spirv DEPENDS ${SPIRV_BINARY_FILES})
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add_dependencies(vulkan_engine shaders_spirv)
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endif()
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