diff options
| author | TSR Berry <20988865+TSRBerry@users.noreply.github.com> | 2023-04-08 01:22:00 +0200 |
|---|---|---|
| committer | Mary <thog@protonmail.com> | 2023-04-27 23:51:14 +0200 |
| commit | cee712105850ac3385cd0091a923438167433f9f (patch) | |
| tree | 4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.Common/Memory/ArrayPtr.cs | |
| parent | cd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff) | |
Move solution and projects to src
Diffstat (limited to 'Ryujinx.Common/Memory/ArrayPtr.cs')
| -rw-r--r-- | Ryujinx.Common/Memory/ArrayPtr.cs | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/Ryujinx.Common/Memory/ArrayPtr.cs b/Ryujinx.Common/Memory/ArrayPtr.cs deleted file mode 100644 index 9e95f75e..00000000 --- a/Ryujinx.Common/Memory/ArrayPtr.cs +++ /dev/null @@ -1,123 +0,0 @@ -using System; -using System.Diagnostics.CodeAnalysis; -using System.Runtime.CompilerServices; -using System.Runtime.InteropServices; - -namespace Ryujinx.Common.Memory -{ - /// <summary> - /// Represents an array of unmanaged resources. - /// </summary> - /// <typeparam name="T">Array element type</typeparam> - public unsafe struct ArrayPtr<T> : IEquatable<ArrayPtr<T>>, IArray<T> where T : unmanaged - { - private IntPtr _ptr; - - /// <summary> - /// Null pointer. - /// </summary> - public static ArrayPtr<T> Null => new ArrayPtr<T>() { _ptr = IntPtr.Zero }; - - /// <summary> - /// True if the pointer is null, false otherwise. - /// </summary> - public bool IsNull => _ptr == IntPtr.Zero; - - /// <summary> - /// Number of elements on the array. - /// </summary> - public int Length { get; } - - /// <summary> - /// Gets a reference to the item at the given index. - /// </summary> - /// <remarks> - /// No bounds checks are performed, this allows negative indexing, - /// but care must be taken if the index may be out of bounds. - /// </remarks> - /// <param name="index">Index of the element</param> - /// <returns>Reference to the element at the given index</returns> - public ref T this[int index] => ref Unsafe.AsRef<T>((T*)_ptr + index); - - /// <summary> - /// Creates a new array from a given reference. - /// </summary> - /// <remarks> - /// For data on the heap, proper pinning is necessary during - /// use. Failure to do so will result in memory corruption and crashes. - /// </remarks> - /// <param name="value">Reference of the first array element</param> - /// <param name="length">Number of elements on the array</param> - public ArrayPtr(ref T value, int length) - { - _ptr = (IntPtr)Unsafe.AsPointer(ref value); - Length = length; - } - - /// <summary> - /// Creates a new array from a given pointer. - /// </summary> - /// <param name="ptr">Array base pointer</param> - /// <param name="length">Number of elements on the array</param> - public ArrayPtr(T* ptr, int length) - { - _ptr = (IntPtr)ptr; - Length = length; - } - - /// <summary> - /// Creates a new array from a given pointer. - /// </summary> - /// <param name="ptr">Array base pointer</param> - /// <param name="length">Number of elements on the array</param> - public ArrayPtr(IntPtr ptr, int length) - { - _ptr = ptr; - Length = length; - } - - /// <summary> - /// Splits the array starting at the specified position. - /// </summary> - /// <param name="start">Index where the new array should start</param> - /// <returns>New array starting at the specified position</returns> - public ArrayPtr<T> Slice(int start) => new ArrayPtr<T>(ref this[start], Length - start); - - /// <summary> - /// Gets a span from the array. - /// </summary> - /// <returns>Span of the array</returns> - public Span<T> AsSpan() => Length == 0 ? Span<T>.Empty : MemoryMarshal.CreateSpan(ref this[0], Length); - - /// <summary> - /// Gets the array base pointer. - /// </summary> - /// <returns>Base pointer</returns> - public T* ToPointer() => (T*)_ptr; - - public override bool Equals(object obj) - { - return obj is ArrayPtr<T> other && Equals(other); - } - - public bool Equals([AllowNull] ArrayPtr<T> other) - { - return _ptr == other._ptr && Length == other.Length; - } - - public override int GetHashCode() - { - return HashCode.Combine(_ptr, Length); - } - - public static bool operator ==(ArrayPtr<T> left, ArrayPtr<T> right) - { - return left.Equals(right); - } - - public static bool operator !=(ArrayPtr<T> left, ArrayPtr<T> right) - { - return !(left == right); - } - } -} |
