mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-08-19 07:08:43 +02:00
* Use a descriptor cache for faster pool invalidation. * Speed up comparison by casting to Vector256 Now we never need to worry about this ever again
134 lines
4.1 KiB
C#
134 lines
4.1 KiB
C#
using Ryujinx.Common;
|
|
using Ryujinx.Cpu.Tracking;
|
|
using Ryujinx.Graphics.Gpu.Memory;
|
|
using System;
|
|
|
|
namespace Ryujinx.Graphics.Gpu.Image
|
|
{
|
|
/// <summary>
|
|
/// Represents a pool of GPU resources, such as samplers or textures.
|
|
/// </summary>
|
|
/// <typeparam name="T1">Type of the GPU resource</typeparam>
|
|
/// <typeparam name="T2">Type of the descriptor</typeparam>
|
|
abstract class Pool<T1, T2> : IDisposable where T2 : unmanaged
|
|
{
|
|
protected const int DescriptorSize = 0x20;
|
|
|
|
protected GpuContext Context;
|
|
|
|
protected T1[] Items;
|
|
protected T2[] DescriptorCache;
|
|
|
|
/// <summary>
|
|
/// The maximum ID value of resources on the pool (inclusive).
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// The maximum amount of resources on the pool is equal to this value plus one.
|
|
/// </remarks>
|
|
public int MaximumId { get; }
|
|
|
|
/// <summary>
|
|
/// The address of the pool in guest memory.
|
|
/// </summary>
|
|
public ulong Address { get; }
|
|
|
|
/// <summary>
|
|
/// The size of the pool in bytes.
|
|
/// </summary>
|
|
public ulong Size { get; }
|
|
|
|
private readonly CpuMultiRegionHandle _memoryTracking;
|
|
private readonly Action<ulong, ulong> _modifiedDelegate;
|
|
|
|
public Pool(GpuContext context, ulong address, int maximumId)
|
|
{
|
|
Context = context;
|
|
MaximumId = maximumId;
|
|
|
|
int count = maximumId + 1;
|
|
|
|
ulong size = (ulong)(uint)count * DescriptorSize;
|
|
|
|
Items = new T1[count];
|
|
DescriptorCache = new T2[count];
|
|
|
|
Address = address;
|
|
Size = size;
|
|
|
|
_memoryTracking = context.PhysicalMemory.BeginGranularTracking(address, size);
|
|
_modifiedDelegate = RegionModified;
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
/// Gets the descriptor for a given ID.
|
|
/// </summary>
|
|
/// <param name="id">ID of the descriptor. This is effectively a zero-based index</param>
|
|
/// <returns>The descriptor</returns>
|
|
public T2 GetDescriptor(int id)
|
|
{
|
|
return Context.PhysicalMemory.Read<T2>(Address + (ulong)id * DescriptorSize);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the GPU resource with the given ID.
|
|
/// </summary>
|
|
/// <param name="id">ID of the resource. This is effectively a zero-based index</param>
|
|
/// <returns>The GPU resource with the given ID</returns>
|
|
public abstract T1 Get(int id);
|
|
|
|
/// <summary>
|
|
/// Synchronizes host memory with guest memory.
|
|
/// This causes invalidation of pool entries,
|
|
/// if a modification of entries by the CPU is detected.
|
|
/// </summary>
|
|
public void SynchronizeMemory()
|
|
{
|
|
_memoryTracking.QueryModified(_modifiedDelegate);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Indicate that a region of the pool was modified, and must be loaded from memory.
|
|
/// </summary>
|
|
/// <param name="mAddress">Start address of the modified region</param>
|
|
/// <param name="mSize">Size of the modified region</param>
|
|
private void RegionModified(ulong mAddress, ulong mSize)
|
|
{
|
|
if (mAddress < Address)
|
|
{
|
|
mAddress = Address;
|
|
}
|
|
|
|
ulong maxSize = Address + Size - mAddress;
|
|
|
|
if (mSize > maxSize)
|
|
{
|
|
mSize = maxSize;
|
|
}
|
|
|
|
InvalidateRangeImpl(mAddress, mSize);
|
|
}
|
|
|
|
protected abstract void InvalidateRangeImpl(ulong address, ulong size);
|
|
|
|
protected abstract void Delete(T1 item);
|
|
|
|
/// <summary>
|
|
/// Performs the disposal of all resources stored on the pool.
|
|
/// It's an error to try using the pool after disposal.
|
|
/// </summary>
|
|
public void Dispose()
|
|
{
|
|
if (Items != null)
|
|
{
|
|
for (int index = 0; index < Items.Length; index++)
|
|
{
|
|
Delete(Items[index]);
|
|
}
|
|
|
|
Items = null;
|
|
}
|
|
_memoryTracking.Dispose();
|
|
}
|
|
}
|
|
} |