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ryujinx-final/Ryujinx.Graphics.Gpu/Memory/MultiRangeWritableBlock.cs

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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);
}
}
}