1
0
Fork 0
mirror of https://github.com/Ryujinx/Ryujinx.git synced 2024-12-05 02:12:02 +00:00
Ryujinx/Ryujinx.Cpu/IVirtualMemoryManagerTracked.cs
riperiperi 12a7a2ead8
Inherit buffer tracking handles rather than recreating on resize (#2330)
This greatly speeds up games that constantly resize buffers, and removes stuttering on games that resize large buffers occasionally:

- Large improvement on Super Mario 3D All-Stars (#1663 needed for best performance)
- Improvement to Hyrule Warriors: AoC, and UE4 games. These games can still stutter due to texture creation/loading.
- Small improvement to other games, potential 1-frame stutters avoided.

`ForceSynchronizeMemory`, which was added with POWER, is no longer needed. Some tests have been added for the MultiRegionHandle.
2021-06-24 01:31:26 +02:00

45 lines
2.2 KiB
C#

using Ryujinx.Cpu.Tracking;
using Ryujinx.Memory;
using Ryujinx.Memory.Tracking;
using System;
using System.Collections.Generic;
namespace Ryujinx.Cpu
{
public interface IVirtualMemoryManagerTracked : IVirtualMemoryManager
{
/// <summary>
/// Writes data to CPU mapped memory, without write tracking.
/// </summary>
/// <param name="va">Virtual address to write the data into</param>
/// <param name="data">Data to be written</param>
void WriteUntracked(ulong va, ReadOnlySpan<byte> data);
/// <summary>
/// Obtains a memory tracking handle for the given virtual region. This should be disposed when finished with.
/// </summary>
/// <param name="address">CPU virtual address of the region</param>
/// <param name="size">Size of the region</param>
/// <returns>The memory tracking handle</returns>
CpuRegionHandle BeginTracking(ulong address, ulong size);
/// <summary>
/// Obtains a memory tracking handle for the given virtual region, with a specified granularity. This should be disposed when finished with.
/// </summary>
/// <param name="address">CPU virtual address of the region</param>
/// <param name="size">Size of the region</param>
/// <param name="handles">Handles to inherit state from or reuse. When none are present, provide null</param>
/// <param name="granularity">Desired granularity of write tracking</param>
/// <returns>The memory tracking handle</returns>
CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity);
/// <summary>
/// Obtains a smart memory tracking handle for the given virtual region, with a specified granularity. This should be disposed when finished with.
/// </summary>
/// <param name="address">CPU virtual address of the region</param>
/// <param name="size">Size of the region</param>
/// <param name="granularity">Desired granularity of write tracking</param>
/// <returns>The memory tracking handle</returns>
CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity);
}
}