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OpenGL: Fix blit from non-multisample to multisample texture (#3596)

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* OpenGL: Fix blit from non-multisample to multisample texture

* New approach for multisample copy using compute shaders
This commit is contained in:
gdkchan 2022-09-19 16:12:56 -03:00 committed by GitHub
parent 41790aa743
commit da75a9a6ea
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 329 additions and 156 deletions
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98
Ryujinx.Graphics.OpenGL/Image/IntermmediatePool.cs
View file

@ -1,98 +0,0 @@
using Ryujinx.Graphics.GAL;
using System;
using System.Collections.Generic;
namespace Ryujinx.Graphics.OpenGL.Image
{
class IntermmediatePool : IDisposable
{
private readonly OpenGLRenderer _renderer;
private readonly List<TextureView> _entries;
public IntermmediatePool(OpenGLRenderer renderer)
{
_renderer = renderer;
_entries = new List<TextureView>();
}
public TextureView GetOrCreateWithAtLeast(
Target target,
int blockWidth,
int blockHeight,
int bytesPerPixel,
Format format,
int width,
int height,
int depth,
int levels)
{
TextureView entry;
for (int i = 0; i < _entries.Count; i++)
{
entry = _entries[i];
if (entry.Target == target && entry.Format == format)
{
if (entry.Width < width || entry.Height < height || entry.Info.Depth < depth || entry.Info.Levels < levels)
{
width = Math.Max(width, entry.Width);
height = Math.Max(height, entry.Height);
depth = Math.Max(depth, entry.Info.Depth);
levels = Math.Max(levels, entry.Info.Levels);
entry.Dispose();
entry = CreateNew(target, blockWidth, blockHeight, bytesPerPixel, format, width, height, depth, levels);
_entries[i] = entry;
}
return entry;
}
}
entry = CreateNew(target, blockWidth, blockHeight, bytesPerPixel, format, width, height, depth, levels);
_entries.Add(entry);
return entry;
}
private TextureView CreateNew(
Target target,
int blockWidth,
int blockHeight,
int bytesPerPixel,
Format format,
int width,
int height,
int depth,
int levels)
{
return (TextureView)_renderer.CreateTexture(new TextureCreateInfo(
width,
height,
depth,
levels,
1,
blockWidth,
blockHeight,
bytesPerPixel,
format,
DepthStencilMode.Depth,
target,
SwizzleComponent.Red,
SwizzleComponent.Green,
SwizzleComponent.Blue,
SwizzleComponent.Alpha), 1f);
}
public void Dispose()
{
foreach (TextureView entry in _entries)
{
entry.Dispose();
}
_entries.Clear();
}
}
}

5
Ryujinx.Graphics.OpenGL/Image/TextureCopy.cs
View file

@ -9,8 +9,6 @@ namespace Ryujinx.Graphics.OpenGL.Image
{
private readonly OpenGLRenderer _renderer;
public IntermmediatePool IntermmediatePool { get; }
private int _srcFramebuffer;
private int _dstFramebuffer;
@ -20,7 +18,6 @@ namespace Ryujinx.Graphics.OpenGL.Image
public TextureCopy(OpenGLRenderer renderer)
{
_renderer = renderer;
IntermmediatePool = new IntermmediatePool(renderer);
}
public void Copy(
@ -517,8 +514,6 @@ namespace Ryujinx.Graphics.OpenGL.Image
_copyPboHandle = 0;
}
IntermmediatePool.Dispose();
}
}
}

276
Ryujinx.Graphics.OpenGL/Image/TextureCopyMS.cs Normal file
View file

@ -0,0 +1,276 @@
using OpenTK.Graphics.OpenGL;
using Ryujinx.Graphics.GAL;
using System;
using System.Numerics;
namespace Ryujinx.Graphics.OpenGL.Image
{
class TextureCopyMS
{
private const string ComputeShaderMSToNonMS = @"#version 450 core
layout (binding = 0, $FORMAT$) uniform uimage2DMS imgIn;
layout (binding = 1, $FORMAT$) uniform uimage2D imgOut;
layout (local_size_x = 32, local_size_y = 32, local_size_z = 1) in;
void main()
{
uvec2 coords = gl_GlobalInvocationID.xy;
ivec2 imageSz = imageSize(imgOut);
if (int(coords.x) >= imageSz.x || int(coords.y) >= imageSz.y)
{
return;
}
int inSamples = imageSamples(imgIn);
int samplesInXLog2 = 0;
int samplesInYLog2 = 0;
switch (inSamples)
{
case 2:
samplesInXLog2 = 1;
break;
case 4:
samplesInXLog2 = 1;
samplesInYLog2 = 1;
break;
case 8:
samplesInXLog2 = 2;
samplesInYLog2 = 1;
break;
case 16:
samplesInXLog2 = 2;
samplesInYLog2 = 2;
break;
}
int samplesInX = 1 << samplesInXLog2;
int samplesInY = 1 << samplesInYLog2;
int sampleIdx = (int(coords.x) & (samplesInX - 1)) | ((int(coords.y) & (samplesInY - 1)) << samplesInXLog2);
uvec4 value = imageLoad(imgIn, ivec2(int(coords.x) >> samplesInXLog2, int(coords.y) >> samplesInYLog2), sampleIdx);
imageStore(imgOut, ivec2(coords), value);
}";
private const string ComputeShaderNonMSToMS = @"#version 450 core
layout (binding = 0, $FORMAT$) uniform uimage2D imgIn;
layout (binding = 1, $FORMAT$) uniform uimage2DMS imgOut;
layout (local_size_x = 32, local_size_y = 32, local_size_z = 1) in;
void main()
{
uvec2 coords = gl_GlobalInvocationID.xy;
ivec2 imageSz = imageSize(imgIn);
if (int(coords.x) >= imageSz.x || int(coords.y) >= imageSz.y)
{
return;
}
int outSamples = imageSamples(imgOut);
int samplesInXLog2 = 0;
int samplesInYLog2 = 0;
switch (outSamples)
{
case 2:
samplesInXLog2 = 1;
break;
case 4:
samplesInXLog2 = 1;
samplesInYLog2 = 1;
break;
case 8:
samplesInXLog2 = 2;
samplesInYLog2 = 1;
break;
case 16:
samplesInXLog2 = 2;
samplesInYLog2 = 2;
break;
}
int samplesInX = 1 << samplesInXLog2;
int samplesInY = 1 << samplesInYLog2;
int sampleIdx = (int(coords.x) & (samplesInX - 1)) | ((int(coords.y) & (samplesInY - 1)) << samplesInXLog2);
uvec4 value = imageLoad(imgIn, ivec2(coords));
imageStore(imgOut, ivec2(int(coords.x) >> samplesInXLog2, int(coords.y) >> samplesInYLog2), sampleIdx, value);
}";
private readonly OpenGLRenderer _renderer;
private int[] _msToNonMSProgramHandles;
private int[] _nonMSToMSProgramHandles;
public TextureCopyMS(OpenGLRenderer renderer)
{
_renderer = renderer;
_msToNonMSProgramHandles = new int[5];
_nonMSToMSProgramHandles = new int[5];
}
public void CopyMSToNonMS(ITextureInfo src, ITextureInfo dst, int srcLayer, int dstLayer, int depth)
{
TextureCreateInfo srcInfo = src.Info;
TextureCreateInfo dstInfo = dst.Info;
int srcHandle = CreateViewIfNeeded(src);
int dstHandle = CreateViewIfNeeded(dst);
int dstWidth = dstInfo.Width;
int dstHeight = dstInfo.Height;
GL.UseProgram(GetMSToNonMSShader(srcInfo.BytesPerPixel));
for (int z = 0; z < depth; z++)
{
GL.BindImageTexture(0, srcHandle, 0, false, srcLayer + z, TextureAccess.ReadOnly, GetFormat(srcInfo.BytesPerPixel));
GL.BindImageTexture(1, dstHandle, 0, false, dstLayer + z, TextureAccess.WriteOnly, GetFormat(dstInfo.BytesPerPixel));
GL.DispatchCompute((dstWidth + 31) / 32, (dstHeight + 31) / 32, 1);
}
Pipeline pipeline = (Pipeline)_renderer.Pipeline;
pipeline.RestoreProgram();
pipeline.RestoreImages1And2();
DestroyViewIfNeeded(src, srcHandle);
DestroyViewIfNeeded(dst, dstHandle);
}
public void CopyNonMSToMS(ITextureInfo src, ITextureInfo dst, int srcLayer, int dstLayer, int depth)
{
TextureCreateInfo srcInfo = src.Info;
TextureCreateInfo dstInfo = dst.Info;
int srcHandle = CreateViewIfNeeded(src);
int dstHandle = CreateViewIfNeeded(dst);
int srcWidth = srcInfo.Width;
int srcHeight = srcInfo.Height;
GL.UseProgram(GetNonMSToMSShader(srcInfo.BytesPerPixel));
for (int z = 0; z < depth; z++)
{
GL.BindImageTexture(0, srcHandle, 0, false, srcLayer + z, TextureAccess.ReadOnly, GetFormat(srcInfo.BytesPerPixel));
GL.BindImageTexture(1, dstHandle, 0, false, dstLayer + z, TextureAccess.WriteOnly, GetFormat(dstInfo.BytesPerPixel));
GL.DispatchCompute((srcWidth + 31) / 32, (srcHeight + 31) / 32, 1);
}
Pipeline pipeline = (Pipeline)_renderer.Pipeline;
pipeline.RestoreProgram();
pipeline.RestoreImages1And2();
DestroyViewIfNeeded(src, srcHandle);
DestroyViewIfNeeded(dst, dstHandle);
}
private static SizedInternalFormat GetFormat(int bytesPerPixel)
{
return bytesPerPixel switch
{
1 => SizedInternalFormat.R8ui,
2 => SizedInternalFormat.R16ui,
4 => SizedInternalFormat.R32ui,
8 => SizedInternalFormat.Rg32ui,
16 => SizedInternalFormat.Rgba32ui,
_ => throw new ArgumentException($"Invalid bytes per pixel {bytesPerPixel}.")
};
}
private static int CreateViewIfNeeded(ITextureInfo texture)
{
// Binding sRGB textures as images doesn't work on NVIDIA,
// we need to create and bind a RGBA view for it to work.
if (texture.Info.Format == Format.R8G8B8A8Srgb)
{
int handle = GL.GenTexture();
GL.TextureView(
handle,
texture.Info.Target.Convert(),
texture.Storage.Handle,
PixelInternalFormat.Rgba8,
texture.FirstLevel,
1,
texture.FirstLayer,
texture.Info.GetLayers());
return handle;
}
return texture.Handle;
}
private static void DestroyViewIfNeeded(ITextureInfo info, int handle)
{
if (info.Handle != handle)
{
GL.DeleteTexture(handle);
}
}
private int GetMSToNonMSShader(int bytesPerPixel)
{
return GetShader(ComputeShaderMSToNonMS, _msToNonMSProgramHandles, bytesPerPixel);
}
private int GetNonMSToMSShader(int bytesPerPixel)
{
return GetShader(ComputeShaderNonMSToMS, _nonMSToMSProgramHandles, bytesPerPixel);
}
private int GetShader(string code, int[] programHandles, int bytesPerPixel)
{
int index = BitOperations.Log2((uint)bytesPerPixel);
if (programHandles[index] == 0)
{
int csHandle = GL.CreateShader(ShaderType.ComputeShader);
string format = new[] { "r8ui", "r16ui", "r32ui", "rg32ui", "rgba32ui" }[index];
GL.ShaderSource(csHandle, code.Replace("$FORMAT$", format));
GL.CompileShader(csHandle);
int programHandle = GL.CreateProgram();
GL.AttachShader(programHandle, csHandle);
GL.LinkProgram(programHandle);
GL.DetachShader(programHandle, csHandle);
GL.DeleteShader(csHandle);
GL.GetProgram(programHandle, GetProgramParameterName.LinkStatus, out int status);
if (status == 0)
{
throw new Exception(GL.GetProgramInfoLog(programHandle));
}
programHandles[index] = programHandle;
}
return programHandles[index];
}
public void Dispose()
{
for (int i = 0; i < _msToNonMSProgramHandles.Length; i++)
{
if (_msToNonMSProgramHandles[i] != 0)
{
GL.DeleteProgram(_msToNonMSProgramHandles[i]);
_msToNonMSProgramHandles[i] = 0;
}
}
for (int i = 0; i < _nonMSToMSProgramHandles.Length; i++)
{
if (_nonMSToMSProgramHandles[i] != 0)
{
GL.DeleteProgram(_nonMSToMSProgramHandles[i]);
_nonMSToMSProgramHandles[i] = 0;
}
}
}
}
}

67
Ryujinx.Graphics.OpenGL/Image/TextureView.cs
View file

@ -116,28 +116,15 @@ namespace Ryujinx.Graphics.OpenGL.Image
{
TextureView destinationView = (TextureView)destination;
if (destinationView.Target.IsMultisample() || Target.IsMultisample())
if (!destinationView.Target.IsMultisample() && Target.IsMultisample())
{
Extents2D srcRegion = new Extents2D(0, 0, Width, Height);
Extents2D dstRegion = new Extents2D(0, 0, destinationView.Width, destinationView.Height);
TextureView intermmediate = _renderer.TextureCopy.IntermmediatePool.GetOrCreateWithAtLeast(
GetIntermmediateTarget(Target),
Info.BlockWidth,
Info.BlockHeight,
Info.BytesPerPixel,
Format,
Width,
Height,
Info.Depth,
Info.Levels);
GL.Disable(EnableCap.FramebufferSrgb);
_renderer.TextureCopy.Copy(this, intermmediate, srcRegion, srcRegion, true);
_renderer.TextureCopy.Copy(intermmediate, destinationView, srcRegion, dstRegion, true, 0, firstLayer, 0, firstLevel);
GL.Enable(EnableCap.FramebufferSrgb);
int layers = Math.Min(Info.GetLayers(), destinationView.Info.GetLayers() - firstLayer);
_renderer.TextureCopyMS.CopyMSToNonMS(this, destinationView, 0, firstLayer, layers);
}
else if (destinationView.Target.IsMultisample() && !Target.IsMultisample())
{
int layers = Math.Min(Info.GetLayers(), destinationView.Info.GetLayers() - firstLayer);
_renderer.TextureCopyMS.CopyNonMSToMS(this, destinationView, 0, firstLayer, layers);
}
else
{
@ -149,28 +136,13 @@ namespace Ryujinx.Graphics.OpenGL.Image
{
TextureView destinationView = (TextureView)destination;
if (destinationView.Target.IsMultisample() || Target.IsMultisample())
if (!destinationView.Target.IsMultisample() && Target.IsMultisample())
{
Extents2D srcRegion = new Extents2D(0, 0, Width, Height);
Extents2D dstRegion = new Extents2D(0, 0, destinationView.Width, destinationView.Height);
TextureView intermmediate = _renderer.TextureCopy.IntermmediatePool.GetOrCreateWithAtLeast(
GetIntermmediateTarget(Target),
Info.BlockWidth,
Info.BlockHeight,
Info.BytesPerPixel,
Format,
Math.Max(1, Width >> srcLevel),
Math.Max(1, Height >> srcLevel),
1,
1);
GL.Disable(EnableCap.FramebufferSrgb);
_renderer.TextureCopy.Copy(this, intermmediate, srcRegion, srcRegion, true, srcLayer, 0, srcLevel, 0, 1, 1);
_renderer.TextureCopy.Copy(intermmediate, destinationView, srcRegion, dstRegion, true, 0, dstLayer, 0, dstLevel, 1, 1);
GL.Enable(EnableCap.FramebufferSrgb);
_renderer.TextureCopyMS.CopyMSToNonMS(this, destinationView, srcLayer, dstLayer,1);
}
else if (destinationView.Target.IsMultisample() && !Target.IsMultisample())
{
_renderer.TextureCopyMS.CopyNonMSToMS(this, destinationView, srcLayer, dstLayer, 1);
}
else
{
@ -178,17 +150,6 @@ namespace Ryujinx.Graphics.OpenGL.Image
}
}
private static Target GetIntermmediateTarget(Target srcTarget)
{
return srcTarget switch
{
Target.Texture2D => Target.Texture2DMultisample,
Target.Texture2DArray => Target.Texture2DMultisampleArray,
Target.Texture2DMultisampleArray => Target.Texture2DArray,
_ => Target.Texture2D
};
}
public void CopyTo(ITexture destination, Extents2D srcRegion, Extents2D dstRegion, bool linearFilter)
{
_renderer.TextureCopy.Copy(this, (TextureView)destination, srcRegion, dstRegion, linearFilter);

3
Ryujinx.Graphics.OpenGL/OpenGLRenderer.cs
View file

@ -24,6 +24,7 @@ namespace Ryujinx.Graphics.OpenGL
private TextureCopy _textureCopy;
private TextureCopy _backgroundTextureCopy;
internal TextureCopy TextureCopy => BackgroundContextWorker.InBackground ? _backgroundTextureCopy : _textureCopy;
internal TextureCopyMS TextureCopyMS { get; }
private Sync _sync;
@ -48,6 +49,7 @@ namespace Ryujinx.Graphics.OpenGL
_window = new Window(this);
_textureCopy = new TextureCopy(this);
_backgroundTextureCopy = new TextureCopy(this);
TextureCopyMS = new TextureCopyMS(this);
_sync = new Sync();
PersistentBuffers = new PersistentBuffers();
ResourcePool = new ResourcePool();
@ -211,6 +213,7 @@ namespace Ryujinx.Graphics.OpenGL
{
_textureCopy.Dispose();
_backgroundTextureCopy.Dispose();
TextureCopyMS.Dispose();
PersistentBuffers.Dispose();
ResourcePool.Dispose();
_pipeline.Dispose();

36
Ryujinx.Graphics.OpenGL/Pipeline.cs
View file

@ -11,6 +11,8 @@ namespace Ryujinx.Graphics.OpenGL
{
class Pipeline : IPipeline, IDisposable
{
private const int SavedImages = 2;
private readonly DrawTextureEmulation _drawTexture;
internal ulong DrawCount { get; private set; }
@ -46,6 +48,7 @@ namespace Ryujinx.Graphics.OpenGL
private Vector4<float>[] _renderScale = new Vector4<float>[73];
private int _fragmentScaleCount;
private (TextureBase, Format)[] _images;
private TextureBase _unit0Texture;
private Sampler _unit0Sampler;
@ -78,6 +81,8 @@ namespace Ryujinx.Graphics.OpenGL
_fragmentOutputMap = uint.MaxValue;
_componentMasks = uint.MaxValue;
_images = new (TextureBase, Format)[SavedImages];
var defaultScale = new Vector4<float> { X = 1f, Y = 0f, Z = 0f, W = 0f };
new Span<Vector4<float>>(_renderScale).Fill(defaultScale);
@ -907,6 +912,11 @@ namespace Ryujinx.Graphics.OpenGL
public void SetImage(int binding, ITexture texture, Format imageFormat)
{
if ((uint)binding < SavedImages)
{
_images[binding] = (texture as TextureBase, imageFormat);
}
if (texture == null)
{
return;
@ -1608,6 +1618,32 @@ namespace Ryujinx.Graphics.OpenGL
}
}
public void RestoreProgram()
{
_program?.Bind();
}
public void RestoreImages1And2()
{
for (int i = 0; i < SavedImages; i++)
{
(TextureBase texBase, Format imageFormat) = _images[i];
if (texBase != null)
{
SizedInternalFormat format = FormatTable.GetImageFormat(imageFormat);
if (format != 0)
{
GL.BindImageTexture(i, texBase.Handle, 0, true, 0, TextureAccess.ReadWrite, format);
continue;
}
}
GL.BindImageTexture(i, 0, 0, true, 0, TextureAccess.ReadWrite, SizedInternalFormat.Rgba8);
}
}
public bool TryHostConditionalRendering(ICounterEvent value, ulong compare, bool isEqual)
{
if (value is CounterQueueEvent)