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[vk] Prevent OOM due to increased staging buffer on *nix (#4116)

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*nix drivers for NVIDIA doesn't seem to like the increased size.
Windows is fine with it however.

Signed-off-by: lizzie <lizzie@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/4116
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
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lizzie 2026-06-23 01:48:11 +02:00 • committed by crueter
parent 39be450fa3
commit f8facda35f
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9
src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
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@ -27,8 +27,17 @@ using namespace Common::Literals;
// Maximum potential alignment of a Vulkan buffer
constexpr VkDeviceSize MAX_ALIGNMENT = 256;
// Stream buffer size in bytes
// *NIX drivers are more sensitive to increased buffers for streaming.
// Windows ones however, can intake bigger buffers and generally do not OOM.
// - GTX 960 on Windows will not OOM with 256mib
// - GT 1030 on ^NIX will OOM with 256mib
#ifdef _WIN32
constexpr VkDeviceSize MAX_STREAM_BUFFER_SIZE = 256_MiB;
#else
constexpr VkDeviceSize MAX_STREAM_BUFFER_SIZE = 128_MiB;
#endif
size_t GetStreamBufferSize(const Device& device) {
if (!device.HasDebuggingToolAttached()) {