0
0
Fork 0

Vulkan: Use push descriptors for uniform bindings when possible (#6154)

* Fix Push Descriptors

* Use push descriptor templates

* Use reserved bindings

* Formatting

* Disable when using MVK

("my heart will go on" starts playing as thousands of mac users shed a tear in unison)

* Introduce limit on push descriptor binding number

The bitmask used for updating push descriptors is ulong, so only 64 bindings can be tracked for now.

* Address feedback

* Fix logic for binding rejection

Should only offset limit when reserved bindings are less than the requested one.

* Workaround pascal and older nv bug

* Add GPU number detection for nvidia

* Only do workaround if it's valid to do so.
This commit is contained in:
riperiperi 2024-02-17 00:41:30 +00:00 committed by GitHub
parent e37735ed26
commit 4218311e6a
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
11 changed files with 395 additions and 16 deletions

View file

@ -16,6 +16,7 @@ namespace Ryujinx.Graphics.Vulkan
public const int MaxStorageBufferBindings = MaxStorageBuffersPerStage * MaxShaderStages;
public const int MaxTextureBindings = MaxTexturesPerStage * MaxShaderStages;
public const int MaxImageBindings = MaxImagesPerStage * MaxShaderStages;
public const int MaxPushDescriptorBinding = 64;
public const ulong SparseBufferAlignment = 0x10000;
}

View file

@ -1,19 +1,32 @@
using Ryujinx.Graphics.GAL;
using Silk.NET.Vulkan;
using System;
using System.Numerics;
using System.Runtime.CompilerServices;
namespace Ryujinx.Graphics.Vulkan
{
class DescriptorSetTemplate : IDisposable
{
/// <summary>
/// Renderdoc seems to crash when doing a templated uniform update with count > 1 on a push descriptor.
/// When this is true, consecutive buffers are always updated individually.
/// </summary>
private const bool RenderdocPushCountBug = true;
private readonly VulkanRenderer _gd;
private readonly Device _device;
public readonly DescriptorUpdateTemplate Template;
public readonly int Size;
public unsafe DescriptorSetTemplate(VulkanRenderer gd, Device device, ResourceBindingSegment[] segments, PipelineLayoutCacheEntry plce, PipelineBindPoint pbp, int setIndex)
public unsafe DescriptorSetTemplate(
VulkanRenderer gd,
Device device,
ResourceBindingSegment[] segments,
PipelineLayoutCacheEntry plce,
PipelineBindPoint pbp,
int setIndex)
{
_gd = gd;
_device = device;
@ -137,6 +150,93 @@ namespace Ryujinx.Graphics.Vulkan
Template = result;
}
public unsafe DescriptorSetTemplate(
VulkanRenderer gd,
Device device,
ResourceDescriptorCollection descriptors,
long updateMask,
PipelineLayoutCacheEntry plce,
PipelineBindPoint pbp,
int setIndex)
{
_gd = gd;
_device = device;
// Create a template from the set usages. Assumes the descriptor set is updated in segment order then binding order.
int segmentCount = BitOperations.PopCount((ulong)updateMask);
DescriptorUpdateTemplateEntry* entries = stackalloc DescriptorUpdateTemplateEntry[segmentCount];
int entry = 0;
nuint structureOffset = 0;
void AddBinding(int binding, int count)
{
entries[entry++] = new DescriptorUpdateTemplateEntry()
{
DescriptorType = DescriptorType.UniformBuffer,
DstBinding = (uint)binding,
DescriptorCount = (uint)count,
Offset = structureOffset,
Stride = (nuint)Unsafe.SizeOf<DescriptorBufferInfo>()
};
structureOffset += (nuint)(Unsafe.SizeOf<DescriptorBufferInfo>() * count);
}
int startBinding = 0;
int bindingCount = 0;
foreach (ResourceDescriptor descriptor in descriptors.Descriptors)
{
for (int i = 0; i < descriptor.Count; i++)
{
int binding = descriptor.Binding + i;
if ((updateMask & (1L << binding)) != 0)
{
if (bindingCount > 0 && (RenderdocPushCountBug || startBinding + bindingCount != binding))
{
AddBinding(startBinding, bindingCount);
bindingCount = 0;
}
if (bindingCount == 0)
{
startBinding = binding;
}
bindingCount++;
}
}
}
if (bindingCount > 0)
{
AddBinding(startBinding, bindingCount);
}
Size = (int)structureOffset;
var info = new DescriptorUpdateTemplateCreateInfo()
{
SType = StructureType.DescriptorUpdateTemplateCreateInfo,
DescriptorUpdateEntryCount = (uint)entry,
PDescriptorUpdateEntries = entries,
TemplateType = DescriptorUpdateTemplateType.PushDescriptorsKhr,
DescriptorSetLayout = plce.DescriptorSetLayouts[setIndex],
PipelineBindPoint = pbp,
PipelineLayout = plce.PipelineLayout,
Set = (uint)setIndex,
};
DescriptorUpdateTemplate result;
gd.Api.CreateDescriptorUpdateTemplate(device, &info, null, &result).ThrowOnError();
Template = result;
}
public unsafe void Dispose()
{
_gd.Api.DestroyDescriptorUpdateTemplate(_device, Template, null);

View file

@ -52,11 +52,23 @@ namespace Ryujinx.Graphics.Vulkan
return new DescriptorSetTemplateWriter(new Span<byte>(_data.Pointer, template.Size));
}
public DescriptorSetTemplateWriter Begin(int maxSize)
{
EnsureSize(maxSize);
return new DescriptorSetTemplateWriter(new Span<byte>(_data.Pointer, maxSize));
}
public void Commit(VulkanRenderer gd, Device device, DescriptorSet set)
{
gd.Api.UpdateDescriptorSetWithTemplate(device, set, _activeTemplate.Template, _data.Pointer);
}
public void CommitPushDescriptor(VulkanRenderer gd, CommandBufferScoped cbs, DescriptorSetTemplate template, PipelineLayout layout)
{
gd.PushDescriptorApi.CmdPushDescriptorSetWithTemplate(cbs.CommandBuffer, template.Template, layout, 0, _data.Pointer);
}
public void Dispose()
{
_data?.Dispose();

View file

@ -4,6 +4,7 @@ using Ryujinx.Graphics.Shader;
using Silk.NET.Vulkan;
using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using CompareOp = Ryujinx.Graphics.GAL.CompareOp;
using Format = Ryujinx.Graphics.GAL.Format;
using SamplerCreateInfo = Ryujinx.Graphics.GAL.SamplerCreateInfo;
@ -61,6 +62,8 @@ namespace Ryujinx.Graphics.Vulkan
private BitMapStruct<Array2<long>> _storageSet;
private BitMapStruct<Array2<long>> _uniformMirrored;
private BitMapStruct<Array2<long>> _storageMirrored;
private readonly int[] _uniformSetPd;
private int _pdSequence = 1;
private bool _updateDescriptorCacheCbIndex;
@ -106,6 +109,8 @@ namespace Ryujinx.Graphics.Vulkan
_bufferTextures = new BufferView[Constants.MaxTexturesPerStage];
_bufferImages = new BufferView[Constants.MaxImagesPerStage];
_uniformSetPd = new int[Constants.MaxUniformBufferBindings];
var initialImageInfo = new DescriptorImageInfo
{
ImageLayout = ImageLayout.General,
@ -193,6 +198,7 @@ namespace Ryujinx.Graphics.Vulkan
if (BindingOverlaps(ref info, bindingOffset, offset, size))
{
_uniformSet.Clear(binding);
_uniformSetPd[binding] = 0;
SignalDirty(DirtyFlags.Uniform);
}
}
@ -223,8 +229,30 @@ namespace Ryujinx.Graphics.Vulkan
});
}
public void SetProgram(ShaderCollection program)
public void AdvancePdSequence()
{
if (++_pdSequence == 0)
{
_pdSequence = 1;
}
}
public void SetProgram(CommandBufferScoped cbs, ShaderCollection program, bool isBound)
{
if (!program.HasSameLayout(_program))
{
// When the pipeline layout changes, push descriptor bindings are invalidated.
AdvancePdSequence();
if (_gd.IsNvidiaPreTuring && !program.UsePushDescriptors && _program?.UsePushDescriptors == true && isBound)
{
// On older nvidia GPUs, we need to clear out the active push descriptor bindings when switching
// to normal descriptors. Keeping them bound can prevent buffers from binding properly in future.
ClearAndBindUniformBufferPd(cbs);
}
}
_program = program;
_updateDescriptorCacheCbIndex = true;
_dirty = DirtyFlags.All;
@ -402,6 +430,7 @@ namespace Ryujinx.Graphics.Vulkan
if (!currentBufferRef.Equals(newRef) || currentInfo.Range != info.Range)
{
_uniformSet.Clear(index);
_uniformSetPd[index] = 0;
currentInfo = info;
currentBufferRef = newRef;
@ -671,15 +700,19 @@ namespace Ryujinx.Graphics.Vulkan
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void UpdateAndBindUniformBufferPd(CommandBufferScoped cbs, PipelineBindPoint pbp)
{
int sequence = _pdSequence;
var bindingSegments = _program.BindingSegments[PipelineBase.UniformSetIndex];
var dummyBuffer = _dummyBuffer?.GetBuffer();
long updatedBindings = 0;
DescriptorSetTemplateWriter writer = _templateUpdater.Begin(32 * Unsafe.SizeOf<DescriptorBufferInfo>());
foreach (ResourceBindingSegment segment in bindingSegments)
{
int binding = segment.Binding;
int count = segment.Count;
bool doUpdate = false;
ReadOnlySpan<DescriptorBufferInfo> uniformBuffers = _uniformBuffers;
for (int i = 0; i < count; i++)
{
@ -688,17 +721,58 @@ namespace Ryujinx.Graphics.Vulkan
if (_uniformSet.Set(index))
{
ref BufferRef buffer = ref _uniformBufferRefs[index];
UpdateBuffer(cbs, ref _uniformBuffers[index], ref buffer, dummyBuffer, true);
doUpdate = true;
bool mirrored = UpdateBuffer(cbs, ref _uniformBuffers[index], ref buffer, dummyBuffer, true);
_uniformMirrored.Set(index, mirrored);
}
if (_uniformSetPd[index] != sequence)
{
// Need to set this push descriptor (even if the buffer binding has not changed)
_uniformSetPd[index] = sequence;
updatedBindings |= 1L << index;
writer.Push(MemoryMarshal.CreateReadOnlySpan(ref _uniformBuffers[index], 1));
}
}
}
if (doUpdate)
if (updatedBindings > 0)
{
ReadOnlySpan<DescriptorBufferInfo> uniformBuffers = _uniformBuffers;
UpdateBuffers(cbs, pbp, binding, uniformBuffers.Slice(binding, count), DescriptorType.UniformBuffer);
DescriptorSetTemplate template = _program.GetPushDescriptorTemplate(updatedBindings);
_templateUpdater.CommitPushDescriptor(_gd, cbs, template, _program.PipelineLayout);
}
}
private void ClearAndBindUniformBufferPd(CommandBufferScoped cbs)
{
var bindingSegments = _program.BindingSegments[PipelineBase.UniformSetIndex];
long updatedBindings = 0;
DescriptorSetTemplateWriter writer = _templateUpdater.Begin(32 * Unsafe.SizeOf<DescriptorBufferInfo>());
foreach (ResourceBindingSegment segment in bindingSegments)
{
int binding = segment.Binding;
int count = segment.Count;
for (int i = 0; i < count; i++)
{
int index = binding + i;
updatedBindings |= 1L << index;
var bufferInfo = new DescriptorBufferInfo();
writer.Push(MemoryMarshal.CreateReadOnlySpan(ref bufferInfo, 1));
}
}
if (updatedBindings > 0)
{
DescriptorSetTemplate template = _program.GetPushDescriptorTemplate(updatedBindings);
_templateUpdater.CommitPushDescriptor(_gd, cbs, template, _program.PipelineLayout);
}
}
private void Initialize(CommandBufferScoped cbs, int setIndex, DescriptorSetCollection dsc)
@ -724,6 +798,7 @@ namespace Ryujinx.Graphics.Vulkan
_uniformSet.Clear();
_storageSet.Clear();
AdvancePdSequence();
}
private static void SwapBuffer(BufferRef[] list, Auto<DisposableBuffer> from, Auto<DisposableBuffer> to)

View file

@ -34,6 +34,7 @@ namespace Ryujinx.Graphics.Vulkan
public readonly bool SupportsMultiView;
public readonly bool SupportsNullDescriptors;
public readonly bool SupportsPushDescriptors;
public readonly uint MaxPushDescriptors;
public readonly bool SupportsPrimitiveTopologyListRestart;
public readonly bool SupportsPrimitiveTopologyPatchListRestart;
public readonly bool SupportsTransformFeedback;
@ -71,6 +72,7 @@ namespace Ryujinx.Graphics.Vulkan
bool supportsMultiView,
bool supportsNullDescriptors,
bool supportsPushDescriptors,
uint maxPushDescriptors,
bool supportsPrimitiveTopologyListRestart,
bool supportsPrimitiveTopologyPatchListRestart,
bool supportsTransformFeedback,
@ -107,6 +109,7 @@ namespace Ryujinx.Graphics.Vulkan
SupportsMultiView = supportsMultiView;
SupportsNullDescriptors = supportsNullDescriptors;
SupportsPushDescriptors = supportsPushDescriptors;
MaxPushDescriptors = maxPushDescriptors;
SupportsPrimitiveTopologyListRestart = supportsPrimitiveTopologyListRestart;
SupportsPrimitiveTopologyPatchListRestart = supportsPrimitiveTopologyPatchListRestart;
SupportsTransformFeedback = supportsTransformFeedback;

View file

@ -976,7 +976,7 @@ namespace Ryujinx.Graphics.Vulkan
_program = internalProgram;
_descriptorSetUpdater.SetProgram(internalProgram);
_descriptorSetUpdater.SetProgram(Cbs, internalProgram, _currentPipelineHandle != 0);
_newState.PipelineLayout = internalProgram.PipelineLayout;
_newState.StagesCount = (uint)stages.Length;

View file

@ -31,6 +31,11 @@ namespace Ryujinx.Graphics.Vulkan
private int _dsLastCbIndex;
private int _dsLastSubmissionCount;
private readonly Dictionary<long, DescriptorSetTemplate> _pdTemplates;
private readonly ResourceDescriptorCollection _pdDescriptors;
private long _lastPdUsage;
private DescriptorSetTemplate _lastPdTemplate;
private PipelineLayoutCacheEntry(VulkanRenderer gd, Device device, int setsCount)
{
_gd = gd;
@ -72,6 +77,12 @@ namespace Ryujinx.Graphics.Vulkan
_consumedDescriptorsPerSet[setIndex] = count;
}
if (usePushDescriptors)
{
_pdDescriptors = setDescriptors[0];
_pdTemplates = new();
}
}
public void UpdateCommandBufferIndex(int commandBufferIndex)
@ -143,10 +154,39 @@ namespace Ryujinx.Graphics.Vulkan
return output[..count];
}
public DescriptorSetTemplate GetPushDescriptorTemplate(PipelineBindPoint pbp, long updateMask)
{
if (_lastPdUsage == updateMask && _lastPdTemplate != null)
{
// Most likely result is that it asks to update the same buffers.
return _lastPdTemplate;
}
if (!_pdTemplates.TryGetValue(updateMask, out DescriptorSetTemplate template))
{
template = new DescriptorSetTemplate(_gd, _device, _pdDescriptors, updateMask, this, pbp, 0);
_pdTemplates.Add(updateMask, template);
}
_lastPdUsage = updateMask;
_lastPdTemplate = template;
return template;
}
protected virtual unsafe void Dispose(bool disposing)
{
if (disposing)
{
if (_pdTemplates != null)
{
foreach (DescriptorSetTemplate template in _pdTemplates.Values)
{
template.Dispose();
}
}
for (int i = 0; i < _dsCache.Length; i++)
{
for (int j = 0; j < _dsCache[i].Length; j++)

View file

@ -108,18 +108,25 @@ namespace Ryujinx.Graphics.Vulkan
_shaders = internalShaders;
bool usePushDescriptors = !isMinimal && VulkanConfiguration.UsePushDescriptors && _gd.Capabilities.SupportsPushDescriptors;
bool usePushDescriptors = !isMinimal &&
VulkanConfiguration.UsePushDescriptors &&
_gd.Capabilities.SupportsPushDescriptors &&
!IsCompute &&
CanUsePushDescriptors(gd, resourceLayout, IsCompute);
_plce = gd.PipelineLayoutCache.GetOrCreate(gd, device, resourceLayout.Sets, usePushDescriptors);
ReadOnlyCollection<ResourceDescriptorCollection> sets = usePushDescriptors ?
BuildPushDescriptorSets(gd, resourceLayout.Sets) : resourceLayout.Sets;
_plce = gd.PipelineLayoutCache.GetOrCreate(gd, device, sets, usePushDescriptors);
HasMinimalLayout = isMinimal;
UsePushDescriptors = usePushDescriptors;
Stages = stages;
ClearSegments = BuildClearSegments(resourceLayout.Sets);
ClearSegments = BuildClearSegments(sets);
BindingSegments = BuildBindingSegments(resourceLayout.SetUsages);
Templates = BuildTemplates();
Templates = BuildTemplates(usePushDescriptors);
_compileTask = Task.CompletedTask;
_firstBackgroundUse = false;
@ -139,6 +146,76 @@ namespace Ryujinx.Graphics.Vulkan
_firstBackgroundUse = !fromCache;
}
private static bool CanUsePushDescriptors(VulkanRenderer gd, ResourceLayout layout, bool isCompute)
{
// If binding 3 is immediately used, use an alternate set of reserved bindings.
ReadOnlyCollection<ResourceUsage> uniformUsage = layout.SetUsages[0].Usages;
bool hasBinding3 = uniformUsage.Any(x => x.Binding == 3);
int[] reserved = isCompute ? Array.Empty<int>() : gd.GetPushDescriptorReservedBindings(hasBinding3);
// Can't use any of the reserved usages.
for (int i = 0; i < uniformUsage.Count; i++)
{
var binding = uniformUsage[i].Binding;
if (reserved.Contains(binding) ||
binding >= Constants.MaxPushDescriptorBinding ||
binding >= gd.Capabilities.MaxPushDescriptors + reserved.Count(id => id < binding))
{
return false;
}
}
return true;
}
private static ReadOnlyCollection<ResourceDescriptorCollection> BuildPushDescriptorSets(
VulkanRenderer gd,
ReadOnlyCollection<ResourceDescriptorCollection> sets)
{
// The reserved bindings were selected when determining if push descriptors could be used.
int[] reserved = gd.GetPushDescriptorReservedBindings(false);
var result = new ResourceDescriptorCollection[sets.Count];
for (int i = 0; i < sets.Count; i++)
{
if (i == 0)
{
// Push descriptors apply here. Remove reserved bindings.
ResourceDescriptorCollection original = sets[i];
var pdUniforms = new ResourceDescriptor[original.Descriptors.Count];
int j = 0;
foreach (ResourceDescriptor descriptor in original.Descriptors)
{
if (reserved.Contains(descriptor.Binding))
{
// If the binding is reserved, set its descriptor count to 0.
pdUniforms[j++] = new ResourceDescriptor(
descriptor.Binding,
0,
descriptor.Type,
descriptor.Stages);
}
else
{
pdUniforms[j++] = descriptor;
}
}
result[i] = new ResourceDescriptorCollection(new(pdUniforms));
}
else
{
result[i] = sets[i];
}
}
return new(result);
}
private static ResourceBindingSegment[][] BuildClearSegments(ReadOnlyCollection<ResourceDescriptorCollection> sets)
{
ResourceBindingSegment[][] segments = new ResourceBindingSegment[sets.Count][];
@ -243,12 +320,18 @@ namespace Ryujinx.Graphics.Vulkan
return segments;
}
private DescriptorSetTemplate[] BuildTemplates()
private DescriptorSetTemplate[] BuildTemplates(bool usePushDescriptors)
{
var templates = new DescriptorSetTemplate[BindingSegments.Length];
for (int setIndex = 0; setIndex < BindingSegments.Length; setIndex++)
{
if (usePushDescriptors && setIndex == 0)
{
// Push descriptors get updated using templates owned by the pipeline layout.
continue;
}
ResourceBindingSegment[] segments = BindingSegments[setIndex];
if (segments != null && segments.Length > 0)
@ -433,6 +516,11 @@ namespace Ryujinx.Graphics.Vulkan
return null;
}
public DescriptorSetTemplate GetPushDescriptorTemplate(long updateMask)
{
return _plce.GetPushDescriptorTemplate(IsCompute ? PipelineBindPoint.Compute : PipelineBindPoint.Graphics, updateMask);
}
public void AddComputePipeline(ref SpecData key, Auto<DisposablePipeline> pipeline)
{
(_computePipelineCache ??= new()).Add(ref key, pipeline);
@ -493,6 +581,11 @@ namespace Ryujinx.Graphics.Vulkan
return _plce.GetNewDescriptorSetCollection(setIndex, out isNew);
}
public bool HasSameLayout(ShaderCollection other)
{
return other != null && _plce == other._plce;
}
protected virtual void Dispose(bool disposing)
{
if (disposing)

View file

@ -20,6 +20,9 @@ namespace Ryujinx.Graphics.Vulkan
[GeneratedRegex("Radeon (((HD|R(5|7|9|X)) )?((M?[2-6]\\d{2}(\\D|$))|([7-8]\\d{3}(\\D|$))|Fury|Nano))|(Pro Duo)")]
public static partial Regex AmdGcnRegex();
[GeneratedRegex("NVIDIA GeForce (R|G)?TX? (\\d{3}\\d?)M?")]
public static partial Regex NvidiaConsumerClassRegex();
public static Vendor FromId(uint id)
{
return id switch

View file

@ -4,7 +4,7 @@ namespace Ryujinx.Graphics.Vulkan
{
public const bool UseFastBufferUpdates = true;
public const bool UseUnsafeBlit = true;
public const bool UsePushDescriptors = false;
public const bool UsePushDescriptors = true;
public const bool ForceD24S8Unsupported = false;
public const bool ForceRGB16IntFloatUnsupported = false;

View file

@ -76,10 +76,15 @@ namespace Ryujinx.Graphics.Vulkan
private readonly Func<string[]> _getRequiredExtensions;
private readonly string _preferredGpuId;
private int[] _pdReservedBindings;
private readonly static int[] _pdReservedBindingsNvn = { 3, 18, 21, 36, 30 };
private readonly static int[] _pdReservedBindingsOgl = { 17, 18, 34, 35, 36 };
internal Vendor Vendor { get; private set; }
internal bool IsAmdWindows { get; private set; }
internal bool IsIntelWindows { get; private set; }
internal bool IsAmdGcn { get; private set; }
internal bool IsNvidiaPreTuring { get; private set; }
internal bool IsMoltenVk { get; private set; }
internal bool IsTBDR { get; private set; }
internal bool IsSharedMemory { get; private set; }
@ -191,6 +196,19 @@ namespace Ryujinx.Graphics.Vulkan
SType = StructureType.PhysicalDevicePortabilitySubsetPropertiesKhr,
};
bool supportsPushDescriptors = _physicalDevice.IsDeviceExtensionPresent(KhrPushDescriptor.ExtensionName);
PhysicalDevicePushDescriptorPropertiesKHR propertiesPushDescriptor = new PhysicalDevicePushDescriptorPropertiesKHR()
{
SType = StructureType.PhysicalDevicePushDescriptorPropertiesKhr
};
if (supportsPushDescriptors)
{
propertiesPushDescriptor.PNext = properties2.PNext;
properties2.PNext = &propertiesPushDescriptor;
}
PhysicalDeviceFeatures2 features2 = new()
{
SType = StructureType.PhysicalDeviceFeatures2,
@ -320,7 +338,8 @@ namespace Ryujinx.Graphics.Vulkan
_physicalDevice.IsDeviceExtensionPresent(ExtExtendedDynamicState.ExtensionName),
features2.Features.MultiViewport && !(IsMoltenVk && Vendor == Vendor.Amd), // Workaround for AMD on MoltenVK issue
featuresRobustness2.NullDescriptor || IsMoltenVk,
_physicalDevice.IsDeviceExtensionPresent(KhrPushDescriptor.ExtensionName),
supportsPushDescriptors && !IsMoltenVk,
propertiesPushDescriptor.MaxPushDescriptors,
featuresPrimitiveTopologyListRestart.PrimitiveTopologyListRestart,
featuresPrimitiveTopologyListRestart.PrimitiveTopologyPatchListRestart,
supportsTransformFeedback,
@ -400,6 +419,25 @@ namespace Ryujinx.Graphics.Vulkan
_initialized = true;
}
internal int[] GetPushDescriptorReservedBindings(bool isOgl)
{
// The first call of this method determines what push descriptor layout is used for all shaders on this renderer.
// This is chosen to minimize shaders that can't fit their uniforms on the device's max number of push descriptors.
if (_pdReservedBindings == null)
{
if (Capabilities.MaxPushDescriptors <= Constants.MaxUniformBuffersPerStage * 2)
{
_pdReservedBindings = isOgl ? _pdReservedBindingsOgl : _pdReservedBindingsNvn;
}
else
{
_pdReservedBindings = Array.Empty<int>();
}
}
return _pdReservedBindings;
}
public BufferHandle CreateBuffer(int size, BufferAccess access)
{
return BufferManager.CreateWithHandle(this, size, access.HasFlag(BufferAccess.SparseCompatible), access.Convert(), default, access == BufferAccess.Stream);
@ -716,6 +754,20 @@ namespace Ryujinx.Graphics.Vulkan
IsAmdGcn = !IsMoltenVk && Vendor == Vendor.Amd && VendorUtils.AmdGcnRegex().IsMatch(GpuRenderer);
if (Vendor == Vendor.Nvidia)
{
var match = VendorUtils.NvidiaConsumerClassRegex().Match(GpuRenderer);
if (match != null && int.TryParse(match.Groups[2].Value, out int gpuNumber))
{
IsNvidiaPreTuring = gpuNumber < 2000;
}
else if (GpuDriver.Contains("TITAN") && !GpuDriver.Contains("RTX"))
{
IsNvidiaPreTuring = true;
}
}
Logger.Notice.Print(LogClass.Gpu, $"{GpuVendor} {GpuRenderer} ({GpuVersion})");
}