jeannoe morissette 1c3df9d049 - Add support for 64bit image atomics extension (VK_EXT_shader_image_atomic_int64). ...

- Add CVar (r.Vulkan.Allow64bitShaderAtomics) to forcefully disable 64bit image atomics.  Currently defaults to 0 (until other components are in).
- Check driver version for Vulkan on NVIDIA, a fix was added for the 64bit image atomics that is required for Nanite. (currently Windows only, Linux TBD)

#rb Rolando.Caloca
[FYI] mihnea.balta,dmitriy.dyomin,brandon.schaefer

#ROBOMERGE-SOURCE: CL 16982971 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v838-16927207)

[CL 16982990 by jeannoe morissette in ue5-release-engine-test branch]

2021-07-28 11:51:01 -04:00

..

GLSLOptimizer.tps

…

VulkanBackend.cpp

Fix precision qualifier condition for ESSL output. Fix for CL 16757096.

2021-06-23 18:05:32 -04:00

VulkanBackend.h

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VulkanGlslangBridge.cpp

- Add support for 64bit image atomics extension (VK_EXT_shader_image_atomic_int64).

2021-07-28 11:51:01 -04:00

VulkanShaderCompiler.cpp

VKRT:

2021-06-17 17:15:40 -04:00

VulkanShaderFormat.cpp

Merge UE5/Release-Engine-Staging @ 15630841 to UE5/Main

2021-03-05 19:27:14 -04:00

VulkanShaderFormat.h

Refactor SPIR-V patching and strip debug instructions for Vulkan mobile except OpName instructions in --strip-reflect pass as UE always needs this reflection information.

2021-05-03 15:22:38 -04:00