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97 lines
3.1 KiB
C#
97 lines
3.1 KiB
C#
using Ryujinx.Graphics.GAL;
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using System;
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namespace Ryujinx.Graphics.Vulkan
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{
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internal class PersistentFlushBuffer : IDisposable
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{
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private readonly VulkanRenderer _gd;
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private BufferHolder _flushStorage;
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public PersistentFlushBuffer(VulkanRenderer gd)
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{
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_gd = gd;
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}
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private BufferHolder ResizeIfNeeded(int size)
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{
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var flushStorage = _flushStorage;
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if (flushStorage == null || size > _flushStorage.Size)
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{
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flushStorage?.Dispose();
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flushStorage = _gd.BufferManager.Create(_gd, size);
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_flushStorage = flushStorage;
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}
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return flushStorage;
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}
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public Span<byte> GetBufferData(CommandBufferPool cbp, BufferHolder buffer, int offset, int size)
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{
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var flushStorage = ResizeIfNeeded(size);
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Auto<DisposableBuffer> srcBuffer;
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using (var cbs = cbp.Rent())
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{
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srcBuffer = buffer.GetBuffer(cbs.CommandBuffer);
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var dstBuffer = flushStorage.GetBuffer(cbs.CommandBuffer);
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if (srcBuffer.TryIncrementReferenceCount())
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{
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BufferHolder.Copy(_gd, cbs, srcBuffer, dstBuffer, offset, 0, size, registerSrcUsage: false);
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}
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else
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{
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// Source buffer is no longer alive, don't copy anything to flush storage.
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srcBuffer = null;
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}
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}
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flushStorage.WaitForFences();
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srcBuffer?.DecrementReferenceCount();
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return flushStorage.GetDataStorage(0, size);
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}
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public Span<byte> GetTextureData(CommandBufferPool cbp, TextureView view, int size)
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{
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TextureCreateInfo info = view.Info;
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var flushStorage = ResizeIfNeeded(size);
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using (var cbs = cbp.Rent())
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{
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var buffer = flushStorage.GetBuffer(cbs.CommandBuffer).Get(cbs).Value;
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var image = view.GetImage().Get(cbs).Value;
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view.CopyFromOrToBuffer(cbs.CommandBuffer, buffer, image, size, true, 0, 0, info.GetLayers(), info.Levels, singleSlice: false);
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}
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flushStorage.WaitForFences();
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return flushStorage.GetDataStorage(0, size);
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}
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public Span<byte> GetTextureData(CommandBufferPool cbp, TextureView view, int size, int layer, int level)
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{
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var flushStorage = ResizeIfNeeded(size);
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using (var cbs = cbp.Rent())
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{
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var buffer = flushStorage.GetBuffer(cbs.CommandBuffer).Get(cbs).Value;
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var image = view.GetImage().Get(cbs).Value;
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view.CopyFromOrToBuffer(cbs.CommandBuffer, buffer, image, size, true, layer, level, 1, 1, singleSlice: true);
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}
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flushStorage.WaitForFences();
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return flushStorage.GetDataStorage(0, size);
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}
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public void Dispose()
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{
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_flushStorage.Dispose();
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}
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}
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}
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