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Fix transform feedback errors caused by host pause/resume and multiple uses (#1634)

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* Fix transform feedback errors caused by host pause/resume

* Fix TFB being used as something else issue with copies

* This is supposed to be StreamCopy
This commit is contained in:
gdkchan 2020-10-25 17:23:42 -03:00 committed by GitHub
parent cf0f0fc4e7
commit 812e32f775
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 92 additions and 30 deletions
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2
Ryujinx.Graphics.GAL/BufferRange.cs
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@ -4,7 +4,7 @@ namespace Ryujinx.Graphics.GAL
{
private static readonly BufferRange _empty = new BufferRange(BufferHandle.Null, 0, 0);
public BufferRange Empty => _empty;
public static BufferRange Empty => _empty;
public BufferHandle Handle { get; }

2
Ryujinx.Graphics.GAL/IPipeline.cs
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@ -75,7 +75,7 @@ namespace Ryujinx.Graphics.GAL
void SetTexture(int index, ShaderStage stage, ITexture texture);
void SetTransformFeedbackBuffer(int index, BufferRange buffer);
void SetTransformFeedbackBuffers(ReadOnlySpan<BufferRange> buffers);
void SetUniformBuffer(int index, ShaderStage stage, BufferRange buffer);
void SetUserClipDistance(int index, bool enableClip);

11
Ryujinx.Graphics.Gpu/Memory/BufferManager.cs
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@ -587,21 +587,22 @@ namespace Ryujinx.Graphics.Gpu.Memory
{
_transformFeedbackBuffersDirty = false;
Span<BufferRange> tfbs = stackalloc BufferRange[Constants.TotalTransformFeedbackBuffers];
for (int index = 0; index < Constants.TotalTransformFeedbackBuffers; index++)
{
BufferBounds tfb = _transformFeedbackBuffers[index];
if (tfb.Address == 0)
{
_context.Renderer.Pipeline.SetTransformFeedbackBuffer(index, new BufferRange(BufferHandle.Null, 0, 0));
tfbs[index] = BufferRange.Empty;
continue;
}
BufferRange buffer = GetBufferRange(tfb.Address, tfb.Size);
_context.Renderer.Pipeline.SetTransformFeedbackBuffer(index, buffer);
tfbs[index] = GetBufferRange(tfb.Address, tfb.Size);
}
_context.Renderer.Pipeline.SetTransformFeedbackBuffers(tfbs);
}
else
{

11
Ryujinx.Graphics.OpenGL/Buffer.cs
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@ -6,6 +6,11 @@ namespace Ryujinx.Graphics.OpenGL
{
static class Buffer
{
public static BufferHandle Create()
{
return Handle.FromInt32<BufferHandle>(GL.GenBuffer());
}
public static BufferHandle Create(int size)
{
int handle = GL.GenBuffer();
@ -40,6 +45,12 @@ namespace Ryujinx.Graphics.OpenGL
return data;
}
public static void Resize(BufferHandle handle, int size)
{
GL.BindBuffer(BufferTarget.CopyWriteBuffer, handle.ToInt32());
GL.BufferData(BufferTarget.CopyWriteBuffer, size, IntPtr.Zero, BufferUsageHint.StreamCopy);
}
public static void SetData(BufferHandle buffer, int offset, ReadOnlySpan<byte> data)
{
GL.BindBuffer(BufferTarget.CopyWriteBuffer, buffer.ToInt32());

1
Ryujinx.Graphics.OpenGL/Constants.cs
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@ -6,5 +6,6 @@
public const int MaxViewports = 16;
public const int MaxVertexAttribs = 16;
public const int MaxVertexBuffers = 16;
public const int MaxTransformFeedbackBuffers = 4;
}
}

89
Ryujinx.Graphics.OpenGL/Pipeline.cs
View File

@ -5,7 +5,6 @@ using Ryujinx.Graphics.OpenGL.Image;
using Ryujinx.Graphics.OpenGL.Queries;
using Ryujinx.Graphics.Shader;
using System;
using System.Threading;
namespace Ryujinx.Graphics.OpenGL
{
@ -49,6 +48,10 @@ namespace Ryujinx.Graphics.OpenGL
private bool _scissor0Enable = false;
private bool _tfEnabled;
private TransformFeedbackPrimitiveType _tfTopology;
private readonly BufferHandle[] _tfbs;
private readonly BufferRange[] _tfbTargets;
private ColorF _blendConstant;
@ -74,6 +77,9 @@ namespace Ryujinx.Graphics.OpenGL
{
_cpRenderScale[index] = 1f;
}
_tfbs = new BufferHandle[Constants.MaxTransformFeedbackBuffers];
_tfbTargets = new BufferRange[Constants.MaxTransformFeedbackBuffers];
}
public void Barrier()
@ -83,7 +89,7 @@ namespace Ryujinx.Graphics.OpenGL
public void BeginTransformFeedback(PrimitiveTopology topology)
{
GL.BeginTransformFeedback(topology.ConvertToTfType());
GL.BeginTransformFeedback(_tfTopology = topology.ConvertToTfType());
_tfEnabled = true;
}
@ -175,7 +181,7 @@ namespace Ryujinx.Graphics.OpenGL
return;
}
PrepareForDraw();
PreDraw();
if (_primitiveType == PrimitiveType.Quads)
{
@ -190,7 +196,7 @@ namespace Ryujinx.Graphics.OpenGL
DrawImpl(vertexCount, instanceCount, firstVertex, firstInstance);
}
_framebuffer.SignalModified();
PostDraw();
}
private void DrawQuadsImpl(
@ -293,7 +299,7 @@ namespace Ryujinx.Graphics.OpenGL
return;
}
PrepareForDraw();
PreDraw();
int indexElemSize = 1;
@ -335,7 +341,7 @@ namespace Ryujinx.Graphics.OpenGL
firstInstance);
}
_framebuffer.SignalModified();
PostDraw();
}
private void DrawQuadsIndexedImpl(
@ -790,9 +796,9 @@ namespace Ryujinx.Graphics.OpenGL
if (_tfEnabled)
{
GL.PauseTransformFeedback();
GL.EndTransformFeedback();
_program.Bind();
GL.ResumeTransformFeedback();
GL.BeginTransformFeedback(_tfTopology);
}
else
{
@ -993,19 +999,39 @@ namespace Ryujinx.Graphics.OpenGL
}
}
public void SetTransformFeedbackBuffer(int index, BufferRange buffer)
public void SetTransformFeedbackBuffers(ReadOnlySpan<BufferRange> buffers)
{
const BufferRangeTarget target = BufferRangeTarget.TransformFeedbackBuffer;
if (_tfEnabled)
{
GL.EndTransformFeedback();
}
int count = Math.Min(buffers.Length, Constants.MaxTransformFeedbackBuffers);
for (int i = 0; i < count; i++)
{
BufferRange buffer = buffers[i];
_tfbTargets[i] = buffer;
if (buffer.Handle == BufferHandle.Null)
{
GL.BindBufferBase(BufferRangeTarget.TransformFeedbackBuffer, i, 0);
continue;
}
if (_tfbs[i] == BufferHandle.Null)
{
_tfbs[i] = Buffer.Create();
}
Buffer.Resize(_tfbs[i], buffer.Size);
Buffer.Copy(buffer.Handle, _tfbs[i], buffer.Offset, 0, buffer.Size);
GL.BindBufferBase(BufferRangeTarget.TransformFeedbackBuffer, i, _tfbs[i].ToInt32());
}
if (_tfEnabled)
{
GL.PauseTransformFeedback();
GL.BindBufferRange(target, index, buffer.Handle.ToInt32(), (IntPtr)buffer.Offset, buffer.Size);
GL.ResumeTransformFeedback();
}
else
{
GL.BindBufferRange(target, index, buffer.Handle.ToInt32(), (IntPtr)buffer.Offset, buffer.Size);
GL.BeginTransformFeedback(_tfTopology);
}
}
@ -1104,7 +1130,7 @@ namespace Ryujinx.Graphics.OpenGL
? BufferRangeTarget.ShaderStorageBuffer
: BufferRangeTarget.UniformBuffer;
if (buffer.Handle == null)
if (buffer.Handle == BufferHandle.Null)
{
GL.BindBufferRange(target, bindingPoint, 0, IntPtr.Zero, 0);
return;
@ -1237,7 +1263,7 @@ namespace Ryujinx.Graphics.OpenGL
}
}
private void PrepareForDraw()
private void PreDraw()
{
_vertexArray.Validate();
@ -1247,6 +1273,22 @@ namespace Ryujinx.Graphics.OpenGL
}
}
private void PostDraw()
{
_framebuffer?.SignalModified();
if (_tfEnabled)
{
for (int i = 0; i < Constants.MaxTransformFeedbackBuffers; i++)
{
if (_tfbTargets[i].Handle != BufferHandle.Null)
{
Buffer.Copy(_tfbs[i], _tfbTargets[i].Handle, 0, _tfbTargets[i].Offset, _tfbTargets[i].Size);
}
}
}
}
private void RestoreComponentMask(int index)
{
GL.ColorMask(
@ -1319,6 +1361,15 @@ namespace Ryujinx.Graphics.OpenGL
public void Dispose()
{
for (int i = 0; i < Constants.MaxTransformFeedbackBuffers; i++)
{
if (_tfbs[i] != BufferHandle.Null)
{
Buffer.Delete(_tfbs[i]);
_tfbs[i] = BufferHandle.Null;
}
}
_framebuffer?.Dispose();
_vertexArray?.Dispose();
}

6
Ryujinx.Graphics.OpenGL/Program.cs
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@ -131,8 +131,6 @@ namespace Ryujinx.Graphics.OpenGL
CheckProgramLink();
Bind();
int ubBindingPoint = 0;
int sbBindingPoint = 0;
int textureUnit = 0;
@ -189,7 +187,7 @@ namespace Ryujinx.Graphics.OpenGL
continue;
}
GL.Uniform1(location, textureUnit);
GL.ProgramUniform1(Handle, location, textureUnit);
int uIndex = (int)shader.Stage << TexStageShift | samplerIndex++;
@ -209,7 +207,7 @@ namespace Ryujinx.Graphics.OpenGL
continue;
}
GL.Uniform1(location, imageUnit);
GL.ProgramUniform1(Handle, location, imageUnit);
int uIndex = (int)shader.Stage << ImgStageShift | imageIndex++;