Curious if you can MapViewOfFile() and then use VkImportMemoryHostPointerInfoEXT to map that R+W on the GPU.

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• URL: https://x.com/NOTimothyLottes/status/1737618231450579351
• Author: NOTimothyLottes (@NOTimothyLottes)
• Posted: 2023-12-20 23:37:24

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1/ @NOTimothyLottes

Curious if you can MapViewOfFile() and then use VkImportMemoryHostPointerInfoEXT to map that R+W on the GPU. Anyone try it?

If it worked, one could then support shader load/store to a WAD file ‘on disk’ (aka page cache) without ever involving syscalls to access.

Branches: 2023-12-21-frustum-it-is-a-gray-driver-area-having-this-feature-on, 2023-12-21-vladov3000-loading-files-would-be-synchronous-and-involve-a