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Ryujinx/Ryujinx.Graphics.Gpu/Memory/MultiRangeWritableBlock.cs
riperiperi cda659955c
Texture Sync, incompatible overlap handling, data flush improvements. (#2971)
* Initial test for texture sync

* WIP new texture flushing setup

* Improve rules for incompatible overlaps

Fixes a lot of issues with Unreal Engine games. Still a few minor issues (some caused by dma fast path?) Needs docs and cleanup.

* Cleanup, improvements

Improve rules for fast DMA

* Small tweak to group together flushes of overlapping handles.

* Fixes, flush overlapping texture data for ASTC and BC4/5 compressed textures.

Fixes the new Life is Strange game.

* Flush overlaps before init data, fix 3d texture size/overlap stuff

* Fix 3D Textures, faster single layer flush

Note: nosy people can no longer merge this with Vulkan. (unless they are nosy enough to implement the new backend methods)

* Remove unused method

* Minor cleanup

* More cleanup

* Use the More Fun and Hopefully No Driver Bugs method for getting compressed tex too

This one's for metro

* Address feedback, ASTC+ETC to FormatClass

* Change offset to use Span slice rather than IntPtr Add

* Fix this too
2022-01-09 13:28:48 -03:00

58 lines
2 KiB
C#

using Ryujinx.Memory;
using Ryujinx.Memory.Range;
using System;
namespace Ryujinx.Graphics.Gpu.Memory
{
/// <summary>
/// A writable block that targets a given MultiRange within a PhysicalMemory instance.
/// </summary>
internal class MultiRangeWritableBlock : IWritableBlock
{
private readonly MultiRange _range;
private readonly PhysicalMemory _physicalMemory;
/// <summary>
/// Creates a new MultiRangeWritableBlock.
/// </summary>
/// <param name="range">The MultiRange to write to</param>
/// <param name="physicalMemory">The PhysicalMemory the given MultiRange addresses</param>
public MultiRangeWritableBlock(MultiRange range, PhysicalMemory physicalMemory)
{
_range = range;
_physicalMemory = physicalMemory;
}
/// <summary>
/// Write data to the MultiRange.
/// </summary>
/// <param name="va">Offset address</param>
/// <param name="data">Data to write</param>
/// <exception cref="ArgumentException">Throw when a non-zero offset is given</exception>
public void Write(ulong va, ReadOnlySpan<byte> data)
{
if (va != 0)
{
throw new ArgumentException($"{nameof(va)} cannot be non-zero for {nameof(MultiRangeWritableBlock)}.");
}
_physicalMemory.Write(_range, data);
}
/// <summary>
/// Write data to the MultiRange, without tracking.
/// </summary>
/// <param name="va">Offset address</param>
/// <param name="data">Data to write</param>
/// <exception cref="ArgumentException">Throw when a non-zero offset is given</exception>
public void WriteUntracked(ulong va, ReadOnlySpan<byte> data)
{
if (va != 0)
{
throw new ArgumentException($"{nameof(va)} cannot be non-zero for {nameof(MultiRangeWritableBlock)}.");
}
_physicalMemory.WriteUntracked(_range, data);
}
}
}