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Support separate textures and samplers (#1216)

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* Support separate textures and samplers

* Add missing bindless flag, fix SNORM format on buffer textures

* Add missing separation

* Add comments about the new handles
This commit is contained in:
gdkchan 2020-05-27 11:07:10 -03:00 • committed by GitHub
parent 0b6d206daa
commit 5795bb1528
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GPG key ID: 4AEE18F83AFDEB23
17 changed files with 240 additions and 59 deletions
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9
Ryujinx.Graphics.Gpu/Engine/Compute.cs
View file

@ -4,7 +4,6 @@ using Ryujinx.Graphics.Gpu.Shader;
using Ryujinx.Graphics.Gpu.State;
using Ryujinx.Graphics.Shader;
using System;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Gpu.Engine
{
@ -91,9 +90,7 @@ namespace Ryujinx.Graphics.Gpu.Engine
cbDescAddress += (ulong)cbDescOffset;
ReadOnlySpan<byte> cbDescriptorData = _context.PhysicalMemory.GetSpan(cbDescAddress, 0x10);
SbDescriptor cbDescriptor = MemoryMarshal.Cast<byte, SbDescriptor>(cbDescriptorData)[0];
SbDescriptor cbDescriptor = _context.PhysicalMemory.Read<SbDescriptor>(cbDescAddress);
BufferManager.SetComputeUniformBuffer(cb.Slot, cbDescriptor.PackAddress(), (uint)cbDescriptor.Size);
}
@ -110,9 +107,7 @@ namespace Ryujinx.Graphics.Gpu.Engine
sbDescAddress += (ulong)sbDescOffset;
ReadOnlySpan<byte> sbDescriptorData = _context.PhysicalMemory.GetSpan(sbDescAddress, 0x10);
SbDescriptor sbDescriptor = MemoryMarshal.Cast<byte, SbDescriptor>(sbDescriptorData)[0];
SbDescriptor sbDescriptor = _context.PhysicalMemory.Read<SbDescriptor>(sbDescAddress);
BufferManager.SetComputeStorageBuffer(sb.Slot, sbDescriptor.PackAddress(), (uint)sbDescriptor.Size);
}

4
Ryujinx.Graphics.Gpu/Engine/Methods.cs
View file

@ -292,9 +292,7 @@ namespace Ryujinx.Graphics.Gpu.Engine
sbDescAddress += (ulong)sbDescOffset;
ReadOnlySpan<byte> sbDescriptorData = _context.PhysicalMemory.GetSpan(sbDescAddress, 0x10);
SbDescriptor sbDescriptor = MemoryMarshal.Cast<byte, SbDescriptor>(sbDescriptorData)[0];
SbDescriptor sbDescriptor = _context.PhysicalMemory.Read<SbDescriptor>(sbDescAddress);
BufferManager.SetGraphicsStorageBuffer(stage, sb.Slot, sbDescriptor.PackAddress(), (uint)sbDescriptor.Size);
}

9
Ryujinx.Graphics.Gpu/Image/SamplerPool.cs
View file

@ -1,6 +1,3 @@
using System;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Gpu.Image
{
/// <summary>
@ -41,11 +38,7 @@ namespace Ryujinx.Graphics.Gpu.Image
if (sampler == null)
{
ulong address = Address + (ulong)(uint)id * DescriptorSize;
ReadOnlySpan<byte> data = Context.PhysicalMemory.GetSpan(address, DescriptorSize);
SamplerDescriptor descriptor = MemoryMarshal.Cast<byte, SamplerDescriptor>(data)[0];
SamplerDescriptor descriptor = Context.PhysicalMemory.Read<SamplerDescriptor>(Address + (ulong)id * DescriptorSize);
sampler = new Sampler(Context, descriptor);

23
Ryujinx.Graphics.Gpu/Image/TextureBindingsManager.cs
View file

@ -1,8 +1,6 @@
using Ryujinx.Graphics.GAL;
using Ryujinx.Graphics.Gpu.State;
using Ryujinx.Graphics.Shader;
using System;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Gpu.Image
{
@ -11,6 +9,9 @@ namespace Ryujinx.Graphics.Gpu.Image
/// </summary>
class TextureBindingsManager
{
private const int HandleHigh = 16;
private const int HandleMask = (1 << HandleHigh) - 1;
private GpuContext _context;
private bool _isCompute;
@ -114,7 +115,6 @@ namespace Ryujinx.Graphics.Gpu.Image
}
_samplerPool = new SamplerPool(_context, address, maximumId);
_samplerIndex = samplerIndex;
}
@ -195,7 +195,7 @@ namespace Ryujinx.Graphics.Gpu.Image
address = bufferManager.GetGraphicsUniformBufferAddress(stageIndex, binding.CbufSlot);
}
packedId = MemoryMarshal.Cast<byte, int>(_context.PhysicalMemory.GetSpan(address + (ulong)binding.CbufOffset * 4, 4))[0];
packedId = _context.PhysicalMemory.Read<int>(address + (ulong)binding.CbufOffset * 4);
}
else
{
@ -324,9 +324,20 @@ namespace Ryujinx.Graphics.Gpu.Image
address = bufferManager.GetGraphicsUniformBufferAddress(stageIndex, textureBufferIndex);
}
address += (uint)wordOffset * 4;
int handle = _context.PhysicalMemory.Read<int>(address + (ulong)(wordOffset & HandleMask) * 4);
return BitConverter.ToInt32(_context.PhysicalMemory.GetSpan(address, 4));
// The "wordOffset" (which is really the immediate value used on texture instructions on the shader)
// is a 13-bit value. However, in order to also support separate samplers and textures (which uses
// bindless textures on the shader), we extend it with another value on the higher 16 bits with
// another offset for the sampler.
// The shader translator has code to detect separate texture and sampler uses with a bindless texture,
// turn that into a regular texture access and produce those special handles with values on the higher 16 bits.
if (wordOffset >> HandleHigh != 0)
{
handle |= _context.PhysicalMemory.Read<int>(address + (ulong)(wordOffset >> HandleHigh) * 4);
}
return handle;
}
/// <summary>

16
Ryujinx.Graphics.Gpu/Image/TextureManager.cs
View file

@ -773,6 +773,22 @@ namespace Ryujinx.Graphics.Gpu.Image
}
}
if (info.Target == Target.TextureBuffer)
{
// We assume that the host does not support signed normalized format
// (as is the case with OpenGL), so we just use a unsigned format.
// The shader will need the appropriate conversion code to compensate.
switch (formatInfo.Format)
{
case Format.R8Snorm: formatInfo = new FormatInfo(Format.R8Sint, 1, 1, 1); break;
case Format.R16Snorm: formatInfo = new FormatInfo(Format.R16Sint, 1, 1, 2); break;
case Format.R8G8Snorm: formatInfo = new FormatInfo(Format.R8G8Sint, 1, 1, 2); break;
case Format.R16G16Snorm: formatInfo = new FormatInfo(Format.R16G16Sint, 1, 1, 4); break;
case Format.R8G8B8A8Snorm: formatInfo = new FormatInfo(Format.R8G8B8A8Sint, 1, 1, 4); break;
case Format.R16G16B16A16Snorm: formatInfo = new FormatInfo(Format.R16G16B16A16Sint, 1, 1, 8); break;
}
}
int width = info.Width / info.SamplesInX;
int height = info.Height / info.SamplesInY;

12
Ryujinx.Graphics.Gpu/Image/TexturePool.cs
View file

@ -1,9 +1,7 @@
using Ryujinx.Common.Logging;
using Ryujinx.Graphics.GAL;
using Ryujinx.Graphics.Gpu.Memory;
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Gpu.Image
{
@ -83,11 +81,7 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <returns>The texture descriptor</returns>
public TextureDescriptor GetDescriptor(int id)
{
ulong address = Address + (ulong)(uint)id * DescriptorSize;
ReadOnlySpan<byte> data = Context.PhysicalMemory.GetSpan(address, DescriptorSize);
return MemoryMarshal.Cast<byte, TextureDescriptor>(data)[0];
return Context.PhysicalMemory.Read<TextureDescriptor>(Address + (ulong)id * DescriptorSize);
}
/// <summary>
@ -107,9 +101,7 @@ namespace Ryujinx.Graphics.Gpu.Image
if (texture != null)
{
ReadOnlySpan<byte> data = Context.PhysicalMemory.GetSpan(address, DescriptorSize);
TextureDescriptor descriptor = MemoryMarshal.Cast<byte, TextureDescriptor>(data)[0];
TextureDescriptor descriptor = Context.PhysicalMemory.Read<TextureDescriptor>(address);
// If the descriptors are the same, the texture is the same,
// we don't need to remove as it was not modified. Just continue.

12
Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs
View file

@ -46,11 +46,11 @@ namespace Ryujinx.Graphics.Gpu.Memory
}
/// <summary>
/// Reads a structure from GPU mapped memory.
/// Reads data from GPU mapped memory.
/// </summary>
/// <typeparam name="T">Type of the structure</typeparam>
/// <param name="gpuVa">GPU virtual address where the structure is located</param>
/// <returns>The structure at the specified memory location</returns>
/// <typeparam name="T">Type of the data</typeparam>
/// <param name="gpuVa">GPU virtual address where the data is located</param>
/// <returns>The data at the specified memory location</returns>
public T Read<T>(ulong gpuVa) where T : unmanaged
{
ulong processVa = _context.MemoryManager.Translate(gpuVa);
@ -67,7 +67,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
{
ulong processVa = _context.MemoryManager.Translate(gpuVa);
return BitConverter.ToInt32(_context.PhysicalMemory.GetSpan(processVa, 4));
return _context.PhysicalMemory.Read<int>(processVa);
}
/// <summary>
@ -79,7 +79,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
{
ulong processVa = _context.MemoryManager.Translate(gpuVa);
return BitConverter.ToUInt64(_context.PhysicalMemory.GetSpan(processVa, 8));
return _context.PhysicalMemory.Read<ulong>(processVa);
}
/// <summary>

12
Ryujinx.Graphics.Gpu/Memory/PhysicalMemory.cs
View file

@ -1,5 +1,6 @@
using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Gpu.Memory
{
@ -33,6 +34,17 @@ namespace Ryujinx.Graphics.Gpu.Memory
return _cpuMemory.GetSpan(address, size);
}
/// <summary>
/// Reads data from the application process.
/// </summary>
/// <typeparam name="T">Type of the structure</typeparam>
/// <param name="gpuVa">Address to read from</param>
/// <returns>The data at the specified memory location</returns>
public T Read<T>(ulong address) where T : unmanaged
{
return MemoryMarshal.Cast<byte, T>(GetSpan(address, Unsafe.SizeOf<T>()))[0];
}
/// <summary>
/// Writes data to the application process.
/// </summary>