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Bootstrap AMD FSR2 Vulkan permutations cross-platform

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Kelsi 2026-03-08 21:45:25 -07:00
parent 09cdcd67b5
commit 700e05b142
123 changed files with 146220 additions and 5 deletions
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14
CMakeLists.txt
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@ -28,6 +28,20 @@ option(WOWEE_ENABLE_AMD_FSR2 "Enable AMD FidelityFX FSR2 backend when SDK is pre
set(WOWEE_AMD_FSR2_DIR ${CMAKE_SOURCE_DIR}/extern/FidelityFX-FSR2)
set(WOWEE_AMD_FSR2_HEADER ${WOWEE_AMD_FSR2_DIR}/src/ffx-fsr2-api/ffx_fsr2.h)
set(WOWEE_AMD_FSR2_VK_PERM_HEADER ${WOWEE_AMD_FSR2_DIR}/src/ffx-fsr2-api/vk/shaders/ffx_fsr2_accumulate_pass_permutations.h)
set(WOWEE_AMD_FSR2_VK_VENDOR_DIR ${CMAKE_SOURCE_DIR}/third_party/fsr2_vk_permutations)
# Upstream SDK checkouts may not ship generated Vulkan permutation headers.
# If we have a vendored snapshot, copy it into the SDK tree before detection.
if(WOWEE_ENABLE_AMD_FSR2 AND EXISTS ${WOWEE_AMD_FSR2_HEADER} AND NOT EXISTS ${WOWEE_AMD_FSR2_VK_PERM_HEADER} AND EXISTS ${WOWEE_AMD_FSR2_VK_VENDOR_DIR})
file(GLOB WOWEE_AMD_FSR2_VK_VENDOR_HEADERS "${WOWEE_AMD_FSR2_VK_VENDOR_DIR}/ffx_fsr2_*pass*.h")
list(LENGTH WOWEE_AMD_FSR2_VK_VENDOR_HEADERS WOWEE_AMD_FSR2_VK_VENDOR_COUNT)
if(WOWEE_AMD_FSR2_VK_VENDOR_COUNT GREATER 0)
file(MAKE_DIRECTORY ${WOWEE_AMD_FSR2_DIR}/src/ffx-fsr2-api/vk/shaders)
file(COPY ${WOWEE_AMD_FSR2_VK_VENDOR_HEADERS} DESTINATION ${WOWEE_AMD_FSR2_DIR}/src/ffx-fsr2-api/vk/shaders)
message(STATUS "AMD FSR2: bootstrapped ${WOWEE_AMD_FSR2_VK_VENDOR_COUNT} vendored Vulkan permutation headers")
endif()
endif()
if(WOWEE_ENABLE_AMD_FSR2 AND EXISTS ${WOWEE_AMD_FSR2_HEADER} AND EXISTS ${WOWEE_AMD_FSR2_VK_PERM_HEADER})
message(STATUS "AMD FSR2 SDK detected at ${WOWEE_AMD_FSR2_DIR}")
add_compile_definitions(WOWEE_HAS_AMD_FSR2=1)