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Upgrade to .net9

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dennisarfan 2025-07-31 06:19:32 +07:00
parent eb97cfb57c
commit a1cb6592eb
15 changed files with 395 additions and 54 deletions
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19
Infra/Buffers/UnmanagedMemory.cs
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@ -3,18 +3,23 @@ using System.Runtime.InteropServices;
namespace StitchATon2.Infra.Buffers;
/// <summary>
/// Provide non-thread safe anti GC contiguous memory.
/// </summary>
/// <typeparam name="T"></typeparam>
internal sealed unsafe class UnmanagedMemory<T> : IBuffer<T> where T : unmanaged
{
private readonly void* _pointer;
private readonly T* _pointer;
private readonly int _count;
private bool _disposed;
public ref T this[int index] => ref Unsafe.AsRef<T>((T*)_pointer + index); // *((T*)_pointer + index);
public ref T this[int index] => ref Unsafe.AsRef<T>(_pointer + index);
public Span<T> Span => new(_pointer, _count);
public UnmanagedMemory(int count)
{
_pointer = NativeMemory.Alloc((nuint)count, (nuint)Unsafe.SizeOf<T>());
_pointer = (T*)NativeMemory.Alloc((nuint)count, (nuint)Unsafe.SizeOf<T>());
_count = count;
}
@ -22,7 +27,11 @@ internal sealed unsafe class UnmanagedMemory<T> : IBuffer<T> where T : unmanaged
public void Dispose()
{
NativeMemory.Free(_pointer);
GC.SuppressFinalize(this);
if (!_disposed)
{
NativeMemory.Free(_pointer);
GC.SuppressFinalize(this);
_disposed = true;
}
}
}