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Refactor Vulkan stream buffer memory type selection (#384)

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This fixes an issue where devices using Vulkan <=1.2 would crash instantly
This commit is contained in:
Jugurta 2024-08-21 23:58:38 +01:00 committed by GitHub
parent a319b81665
commit 9298e1d237
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GPG Key ID: B5690EEEBB952194
1 changed files with 32 additions and 6 deletions
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40
src/video_core/renderer_vulkan/vk_stream_buffer.cpp
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@ -1,7 +1,10 @@
// Copyright 2019 yuzu Emulator Project
// Copyright Citra Emulator Project / Lime3DS Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
// Copyright 2019 Yuzu Emulator Project
// Licensed under GPLv2 or any later version
#include <algorithm>
#include <limits>
#include "common/alignment.h"
@ -47,19 +50,42 @@ vk::MemoryPropertyFlags MakePropertyFlags(BufferType type) {
/// Get the preferred host visible memory type.
u32 GetMemoryType(const vk::PhysicalDeviceMemoryProperties& properties, BufferType type) {
vk::MemoryPropertyFlags flags = MakePropertyFlags(type);
std::optional preferred_type = FindMemoryType(properties, flags);
std::optional<u32> preferred_type;
// Try to find a memory type with all the requested flags
preferred_type = FindMemoryType(properties, flags);
if (preferred_type) {
return *preferred_type;
}
// If not found, try removing flags one by one
constexpr std::array remove_flags = {
vk::MemoryPropertyFlagBits::eDeviceLocal,
vk::MemoryPropertyFlagBits::eHostCached,
vk::MemoryPropertyFlagBits::eHostCoherent,
};
for (u32 i = 0; i < remove_flags.size() && !preferred_type; i++) {
flags &= ~remove_flags[i];
preferred_type = FindMemoryType(properties, flags);
for (auto remove_flag : remove_flags) {
if ((flags & remove_flag) == vk::MemoryPropertyFlags{}) {
continue;
}
ASSERT_MSG(preferred_type, "No suitable memory type found");
return preferred_type.value();
flags &= ~remove_flag;
preferred_type = FindMemoryType(properties, flags);
if (preferred_type) {
return *preferred_type;
}
}
// If still not found, try with only eHostVisible flag
preferred_type = FindMemoryType(properties, vk::MemoryPropertyFlagBits::eHostVisible);
if (preferred_type) {
return *preferred_type;
}
// If we reach here, we couldn't find any suitable memory type
LOG_CRITICAL(Render_Vulkan, "Failed to find a suitable memory type for buffer type {}",
BufferTypeName(type));
return 0; // Return 0 as a fallback, though this will likely cause issues
}
constexpr u64 WATCHES_INITIAL_RESERVE = 0x4000;