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Use circular queue for checking consumption on command buffers

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Speeds up games that spam command buffers a little. Avoids checking multiple command buffers if multiple are active at once.
This commit is contained in:
riperiperi 2021-12-26 23:05:51 +00:00
parent 64d11d3574
commit db5ac3488a
1 changed files with 39 additions and 32 deletions
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71
Ryujinx.Graphics.Vulkan/CommandBufferPool.cs
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@ -26,7 +26,6 @@ namespace Ryujinx.Graphics.Vulkan
{
public bool InUse;
public bool InConsumption;
public bool Active;
public CommandBuffer CommandBuffer;
public FenceHolder Fence;
public SemaphoreHolder Semaphore;
@ -50,14 +49,15 @@ namespace Ryujinx.Graphics.Vulkan
Dependants = new List<IAuto>();
Waitables = new HashSet<MultiFenceHolder>();
Dependencies = new HashSet<SemaphoreHolder>();
Active = true; // Fence should be refreshed.
}
}
private readonly ReservedCommandBuffer[] _commandBuffers;
private int _cursor;
private readonly int[] _queuedIndexes;
private int _queuedIndexesPtr;
private int _queuedCount;
private int _inUseCount;
public unsafe CommandBufferPool(Vk api, Device device, Queue queue, object queueLock, uint queueFamilyIndex, bool isLight = false)
{
@ -82,9 +82,14 @@ namespace Ryujinx.Graphics.Vulkan
_commandBuffers = new ReservedCommandBuffer[_totalCommandBuffers];
_queuedIndexes = new int[_totalCommandBuffers];
_queuedIndexesPtr = 0;
_queuedCount = 0;
for (int i = 0; i < _totalCommandBuffers; i++)
{
_commandBuffers[i].Initialize(api, device, _pool);
WaitAndDecrementRef(i);
}
}
@ -168,22 +173,33 @@ namespace Ryujinx.Graphics.Vulkan
return _commandBuffers[cbIndex].Fence;
}
private void CheckConsumption(int startAt)
private int FreeConsumed(bool wait)
{
int wrapBefore = _totalCommandBuffers + 1;
int index = (startAt + wrapBefore) % _totalCommandBuffers;
int freeEntry = 0;
for (int i = 0; i < _totalCommandBuffers - 1; i++)
while (_queuedCount > 0)
{
int index = _queuedIndexes[_queuedIndexesPtr];
ref var entry = ref _commandBuffers[index];
if (!entry.InUse && entry.InConsumption && entry.Fence.IsSignaled())
if (wait || !entry.InConsumption || entry.Fence.IsSignaled())
{
WaitAndDecrementRef(index);
}
index = (index + wrapBefore) % _totalCommandBuffers;
wait = false;
freeEntry = index;
_queuedCount--;
_queuedIndexesPtr = (_queuedIndexesPtr + 1) % _totalCommandBuffers;
}
else
{
break;
}
}
return freeEntry;
}
public CommandBufferScoped ReturnAndRent(CommandBufferScoped cbs)
@ -196,19 +212,17 @@ namespace Ryujinx.Graphics.Vulkan
{
lock (_commandBuffers)
{
CheckConsumption(_cursor);
int cursor = FreeConsumed(_inUseCount + _queuedCount == _totalCommandBuffers);
for (int i = 0; i < _totalCommandBuffers; i++)
{
int currentIndex = _cursor;
ref var entry = ref _commandBuffers[cursor];
ref var entry = ref _commandBuffers[currentIndex];
if (!entry.InUse)
if (!entry.InUse && !entry.InConsumption)
{
WaitAndDecrementRef(currentIndex);
entry.InUse = true;
entry.Active = true;
_inUseCount++;
var commandBufferBeginInfo = new CommandBufferBeginInfo()
{
@ -217,10 +231,10 @@ namespace Ryujinx.Graphics.Vulkan
_api.BeginCommandBuffer(entry.CommandBuffer, commandBufferBeginInfo);
return new CommandBufferScoped(this, entry.CommandBuffer, currentIndex);
return new CommandBufferScoped(this, entry.CommandBuffer, cursor);
}
_cursor = (currentIndex + 1) & _totalCommandBuffersMask;
cursor = (cursor + 1) & _totalCommandBuffersMask;
}
return default;
@ -244,15 +258,11 @@ namespace Ryujinx.Graphics.Vulkan
ref var entry = ref _commandBuffers[cbIndex];
if (_cursor == cbIndex)
{
_cursor = (cbIndex + 1) & _totalCommandBuffersMask;
}
Debug.Assert(entry.InUse);
Debug.Assert(entry.CommandBuffer.Handle == cbs.CommandBuffer.Handle);
entry.InUse = false;
entry.InConsumption = true;
_inUseCount--;
var commandBuffer = entry.CommandBuffer;
@ -280,6 +290,10 @@ namespace Ryujinx.Graphics.Vulkan
}
}
}
int ptr = (_queuedIndexesPtr + _queuedCount) % _totalCommandBuffers;
_queuedIndexes[ptr] = cbIndex;
_queuedCount++;
// _api.QueueWaitIdle(_queue);
}
}
@ -288,13 +302,6 @@ namespace Ryujinx.Graphics.Vulkan
{
ref var entry = ref _commandBuffers[cbIndex];
if (!entry.Active)
{
return;
}
entry.Active = false;
if (entry.InConsumption)
{
entry.Fence.Wait();