Task list for Vulkan Ray Tracing release

[dgkoch]

Today, Khronos® has released the final versions of the set of Vulkan®, GLSL and SPIR-V extension specifications that seamlessly integrate ray tracing into the existing Vulkan framework. For more details see the blog post.

Vulkan Specifications:

• VK_KHR_acceleration_structure
• VK_KHR_ray_tracing_pipeline
• VK_KHR_ray_query
• VK_KHR_deferred_host_operations
• VK_KHR_pipeline_library

SPIR-V Specifications:

• SPV_KHR_ray_tracing
• SPV_KHR_ray_query

GLSL Extension Specifications:

• GLSL_EXT_ray_tracing
• GLSL_EXT_ray_query
• GLSL_EXT_ray_flags_primitive_culling.txt

The task list for the Vulkan Ray Tracing provisional release is:

• Vulkan specification: https://www.khronos.org/registry/vulkan/#apispecs (owner: @oddhack)
  • 1.2.162
• SPIR-V specifications: https://github.com/KhronosGroup/SPIRV-Registry/ (owner: @dgkoch)
  • Updates to final ray tracing extensions SPIRV-Registry#86
• GLSL specifications: https://github.com/KhronosGroup/GLSL/ (owner: @dgkoch)
  • Updates for final Vulkan ray tracing extensions GLSL#144
• Vulkan headers: https://github.com/KhronosGroup/Vulkan-Headers/ (owner: @oddhack)
  • Update for Vulkan-Docs 1.2.162 Vulkan-Headers#165
• SPIRV Headers: https://github.com/KhronosGroup/SPIRV-Headers/ (owner: @dgkoch )
  • Updates to final ray tracing extensions SPIRV-Headers#182
• SPIRV-Tools: https://github.com/KhronosGroup/SPIRV-Tools/ (owner: @dgkoch)
  • Updates to final ray tracing extensions SPIRV-Tools#4027, Update MeshShadingNV dependencies (and land Ray tracing updates) SPIRV-Tools#4028
• glslang support: (owner: @johnkslang)
  • update to latest SPIR-V header (included in below PR)
  • final extension support - https://github.com/KhronosGroup/glslang/ (owner: @dgkoch)
    • Updates for final Vulkan ray tracing extensions glslang#2466
• shaderc support: (owner: @dneto0)
  • updates all tools for ray tracing: (owner: @dneto0)
    • Roll dependencies to support Vulkan raytracing google/shaderc#1156
  • known_good update (owner: @dneto0)
• DXC support: (owner: @jiaolu, @Tobski )
  • Updates to final semantics: https://github.com/microsoft/DirectXShaderCompiler/ (owner: @jiaolu)
    • [spirv]Updates to RayTracing semantics microsoft/DirectXShaderCompiler#3279
• Validation Layer support: https://github.com/KhronosGroup/Vulkan-ValidationLayers/ (owner: @shannon-lunarg)
  • build: Update known-good files for 1.2.162 header Vulkan-ValidationLayers#2346
• Conformance Tests (owner: @alegal-arm)
  • https://github.com/KhronosGroup/VK-GL-CTS/releases/tag/vulkan-cts-1.2.5.0
• Vulkan 1.2.162.0 SDK: https://vulkan.lunarg.com/sdk/home available now (owner: @KarenGhavam-lunarG)

Public installable Vulkan Ray Tracing Beta drivers are available for download from the following vendors at the supplied URLs:

• AMD:
  • Beta
  • Production
• Intel: The ray tracing extensions will be supported by Intel Xe-HPG GPUs, available in 2021, with driver support provided via the regular driver update process.
• NVIDIA:
  • Beta
  • Production

[dneto0]

Shaderc internal dependencies file (DEPS) has been rolled forward. google/shaderc#1156 was merged

I plan to wait for SPIRV-Tools 'stable' update later this week before updating its known_good

[alegal-arm]

CTS: https://github.com/KhronosGroup/VK-GL-CTS/releases/tag/vulkan-cts-1.2.5.0

[dgkoch]

The 1.2.162.0 SDK has now been released with ray tracing extension support, and both AMD and NVIDIA are shipping production drivers.

• Press Release: https://www.khronos.org/news/press/vulkan-sdk-tools-and-drivers-are-ray-tracing-ready
• New Holochip blog: https://www.khronos.org/blog/holochip-develops-breakthrough-light-field-rendering-using-vulkan-ray-tracing
• Update Ray Tracing blog: https://www.khronos.org/blog/ray-tracing-in-vulkan