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vulkan: Clean up MemoryAllocator (#4418)

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This started as an attempt to remove vkGetPhysicalDeviceMemoryProperties
in FindSuitableMemoryTypeIndex (As this could have some overhead and
shouldn't change at runtime) and turned in a little bigger cleanup.
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Mary 2023-02-15 07:50:26 +01:00 • committed by GitHub
parent ed7a0474c6
commit 32450d45de
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4 changed files with 19 additions and 24 deletions
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26
Ryujinx.Graphics.Vulkan/MemoryAllocator.cs
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@ -9,34 +9,36 @@ namespace Ryujinx.Graphics.Vulkan
private ulong MaxDeviceMemoryUsageEstimate = 16UL * 1024 * 1024 * 1024;
private readonly Vk _api;
private readonly PhysicalDevice _physicalDevice;
private readonly Device _device;
private readonly List<MemoryAllocatorBlockList> _blockLists;
private readonly int _blockAlignment;
private readonly PhysicalDeviceMemoryProperties _physicalDeviceMemoryProperties;
private int _blockAlignment;
public MemoryAllocator(Vk api, Device device, uint maxMemoryAllocationCount)
public MemoryAllocator(Vk api, PhysicalDevice physicalDevice, Device device, uint maxMemoryAllocationCount)
{
_api = api;
_physicalDevice = physicalDevice;
_device = device;
_blockLists = new List<MemoryAllocatorBlockList>();
_blockAlignment = (int)Math.Min(int.MaxValue, MaxDeviceMemoryUsageEstimate / (ulong)maxMemoryAllocationCount);
_api.GetPhysicalDeviceMemoryProperties(_physicalDevice, out _physicalDeviceMemoryProperties);
}
public MemoryAllocation AllocateDeviceMemory(
PhysicalDevice physicalDevice,
MemoryRequirements requirements,
MemoryPropertyFlags flags = 0)
{
return AllocateDeviceMemory(physicalDevice, requirements, flags, flags);
return AllocateDeviceMemory(requirements, flags, flags);
}
public MemoryAllocation AllocateDeviceMemory(
PhysicalDevice physicalDevice,
MemoryRequirements requirements,
MemoryPropertyFlags flags,
MemoryPropertyFlags alternativeFlags)
{
int memoryTypeIndex = FindSuitableMemoryTypeIndex(_api, physicalDevice, requirements.MemoryTypeBits, flags, alternativeFlags);
int memoryTypeIndex = FindSuitableMemoryTypeIndex(requirements.MemoryTypeBits, flags, alternativeFlags);
if (memoryTypeIndex < 0)
{
return default;
@ -65,20 +67,16 @@ namespace Ryujinx.Graphics.Vulkan
return newBl.Allocate(size, alignment, map);
}
private static int FindSuitableMemoryTypeIndex(
Vk api,
PhysicalDevice physicalDevice,
private int FindSuitableMemoryTypeIndex(
uint memoryTypeBits,
MemoryPropertyFlags flags,
MemoryPropertyFlags alternativeFlags)
{
int bestCandidateIndex = -1;
api.GetPhysicalDeviceMemoryProperties(physicalDevice, out var properties);
for (int i = 0; i < properties.MemoryTypeCount; i++)
for (int i = 0; i < _physicalDeviceMemoryProperties.MemoryTypeCount; i++)
{
var type = properties.MemoryTypes[i];
var type = _physicalDeviceMemoryProperties.MemoryTypes[i];
if ((memoryTypeBits & (1 << i)) != 0)
{