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Implement transform feedback emulation for hardware without native support (#5080)

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* Implement transform feedback emulation for hardware without native support

* Stop doing some useless buffer updates and account for non-zero base instance

* Reduce redundant updates even more

* Update descriptor init logic to account for ResourceLayout

* Fix transform feedback and storage buffers not being updated in some cases

* Shader cache version bump

* PR feedback

* SetInstancedDrawVertexCount must be always called after UpdateState

* Minor typo
This commit is contained in:
gdkchan 2023-06-10 18:31:38 -03:00 • committed by GitHub
parent 0e95a8271a
commit eb0bb36bbf
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GPG key ID: 4AEE18F83AFDEB23
21 changed files with 375 additions and 68 deletions
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56
src/Ryujinx.Graphics.Vulkan/ShaderCollection.cs
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@ -24,6 +24,7 @@ namespace Ryujinx.Graphics.Vulkan
public uint Stages { get; }
public ResourceBindingSegment[][] ClearSegments { get; }
public ResourceBindingSegment[][] BindingSegments { get; }
public ProgramLinkStatus LinkStatus { get; private set; }
@ -115,6 +116,7 @@ namespace Ryujinx.Graphics.Vulkan
Stages = stages;
ClearSegments = BuildClearSegments(resourceLayout.Sets);
BindingSegments = BuildBindingSegments(resourceLayout.SetUsages);
_compileTask = Task.CompletedTask;
@ -135,6 +137,60 @@ namespace Ryujinx.Graphics.Vulkan
_firstBackgroundUse = !fromCache;
}
private static ResourceBindingSegment[][] BuildClearSegments(ReadOnlyCollection<ResourceDescriptorCollection> sets)
{
ResourceBindingSegment[][] segments = new ResourceBindingSegment[sets.Count][];
for (int setIndex = 0; setIndex < sets.Count; setIndex++)
{
List<ResourceBindingSegment> currentSegments = new List<ResourceBindingSegment>();
ResourceDescriptor currentDescriptor = default;
int currentCount = 0;
for (int index = 0; index < sets[setIndex].Descriptors.Count; index++)
{
ResourceDescriptor descriptor = sets[setIndex].Descriptors[index];
if (currentDescriptor.Binding + currentCount != descriptor.Binding ||
currentDescriptor.Type != descriptor.Type ||
currentDescriptor.Stages != descriptor.Stages)
{
if (currentCount != 0)
{
currentSegments.Add(new ResourceBindingSegment(
currentDescriptor.Binding,
currentCount,
currentDescriptor.Type,
currentDescriptor.Stages,
ResourceAccess.ReadWrite));
}
currentDescriptor = descriptor;
currentCount = descriptor.Count;
}
else
{
currentCount += descriptor.Count;
}
}
if (currentCount != 0)
{
currentSegments.Add(new ResourceBindingSegment(
currentDescriptor.Binding,
currentCount,
currentDescriptor.Type,
currentDescriptor.Stages,
ResourceAccess.ReadWrite));
}
segments[setIndex] = currentSegments.ToArray();
}
return segments;
}
private static ResourceBindingSegment[][] BuildBindingSegments(ReadOnlyCollection<ResourceUsageCollection> setUsages)
{
ResourceBindingSegment[][] segments = new ResourceBindingSegment[setUsages.Count][];