forked from BilalY/Rasagar
1892 lines
75 KiB
C#
1892 lines
75 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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using System.Threading;
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using Unity.Burst;
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using Unity.Jobs;
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using Unity.Jobs.LowLevel.Unsafe;
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using Unity.Mathematics;
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namespace Unity.Collections.LowLevel.Unsafe
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{
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[BurstCompile]
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internal unsafe struct UnsafeDisposeJob : IJob
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{
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[NativeDisableUnsafePtrRestriction]
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public void* Ptr;
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public AllocatorManager.AllocatorHandle Allocator;
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public void Execute()
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{
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AllocatorManager.Free(Allocator, Ptr);
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}
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}
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[StructLayout(LayoutKind.Sequential)]
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internal unsafe struct UntypedUnsafeList
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{
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#pragma warning disable 169
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// <WARNING>
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// 'Header' of this struct must binary match `UntypedUnsafeList`, `UnsafeList`, `UnsafePtrList`, and `NativeArray` struct.
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[NativeDisableUnsafePtrRestriction]
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internal readonly void* Ptr;
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internal readonly int m_length;
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internal readonly int m_capacity;
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internal readonly AllocatorManager.AllocatorHandle Allocator;
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internal readonly int padding;
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#pragma warning restore 169
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}
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/// <summary>
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/// An unmanaged, resizable list.
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/// </summary>
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/// <typeparam name="T">The type of the elements.</typeparam>
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[DebuggerDisplay("Length = {Length}, Capacity = {Capacity}, IsCreated = {IsCreated}, IsEmpty = {IsEmpty}")]
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[DebuggerTypeProxy(typeof(UnsafeListTDebugView<>))]
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[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
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[StructLayout(LayoutKind.Sequential)]
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public unsafe struct UnsafeList<T>
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: INativeDisposable
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, INativeList<T>
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, IEnumerable<T> // Used by collection initializers.
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where T : unmanaged
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{
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// <WARNING>
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// 'Header' of this struct must binary match `UntypedUnsafeList`, `UnsafeList`, `UnsafePtrList`, and `NativeArray` struct.
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// Fields must match UntypedUnsafeList structure, please don't reorder and don't insert anything in between first 4 fields
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/// <summary>
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/// The internal buffer of this list.
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/// </summary>
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[NativeDisableUnsafePtrRestriction]
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public T* Ptr;
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/// <summary>
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/// The number of elements.
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/// </summary>
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public int m_length;
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/// <summary>
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/// The number of elements that can fit in the internal buffer.
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/// </summary>
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public int m_capacity;
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/// <summary>
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/// The allocator used to create the internal buffer.
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/// </summary>
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public AllocatorManager.AllocatorHandle Allocator;
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readonly int padding;
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/// <summary>
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/// The number of elements.
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/// </summary>
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/// <value>The number of elements.</value>
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public int Length
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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readonly get => CollectionHelper.AssumePositive(m_length);
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set
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{
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if (value > Capacity)
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{
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Resize(value);
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}
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else
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{
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m_length = value;
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}
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}
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}
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/// <summary>
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/// The number of elements that can fit in the internal buffer.
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/// </summary>
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/// <value>The number of elements that can fit in the internal buffer.</value>
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public int Capacity
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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readonly get => CollectionHelper.AssumePositive(m_capacity);
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set => SetCapacity(value);
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}
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/// <summary>
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/// The element at an index.
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/// </summary>
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/// <param name="index">An index.</param>
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/// <value>The element at the index.</value>
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public T this[int index]
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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get
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{
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CollectionHelper.CheckIndexInRange(index, m_length);
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return Ptr[CollectionHelper.AssumePositive(index)];
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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set
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{
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CollectionHelper.CheckIndexInRange(index, m_length);
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Ptr[CollectionHelper.AssumePositive(index)] = value;
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}
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}
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/// <summary>
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/// Returns a reference to the element at a given index.
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/// </summary>
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/// <param name="index">The index to access. Must be in the range of [0..Length).</param>
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/// <returns>A reference to the element at the index.</returns>
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public ref T ElementAt(int index)
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{
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CollectionHelper.CheckIndexInRange(index, m_length);
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return ref Ptr[CollectionHelper.AssumePositive(index)];
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}
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/// <summary>
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/// Initializes and returns an instance of UnsafeList.
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/// </summary>
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/// <param name="ptr">An existing byte array to set as the internal buffer.</param>
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/// <param name="length">The length.</param>
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public UnsafeList(T* ptr, int length) : this()
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{
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Ptr = ptr;
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m_length = length;
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m_capacity = length;
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Allocator = AllocatorManager.None;
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}
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/// <summary>
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/// Initializes and returns an instance of UnsafeList.
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/// </summary>
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/// <param name="initialCapacity">The initial capacity of the list.</param>
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/// <param name="allocator">The allocator to use.</param>
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/// <param name="options">Whether newly allocated bytes should be zeroed out.</param>
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public UnsafeList(int initialCapacity, AllocatorManager.AllocatorHandle allocator, NativeArrayOptions options = NativeArrayOptions.UninitializedMemory)
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{
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Ptr = null;
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m_length = 0;
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m_capacity = 0;
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Allocator = allocator;
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padding = 0;
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SetCapacity(math.max(initialCapacity, 1));
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if (options == NativeArrayOptions.ClearMemory && Ptr != null)
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{
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var sizeOf = sizeof(T);
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UnsafeUtility.MemClear(Ptr, Capacity * sizeOf);
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}
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}
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[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(AllocatorManager.AllocatorHandle) })]
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internal static UnsafeList<T>* Create<U>(int initialCapacity, ref U allocator, NativeArrayOptions options) where U : unmanaged, AllocatorManager.IAllocator
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{
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UnsafeList<T>* listData = allocator.Allocate(default(UnsafeList<T>), 1);
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*listData = new UnsafeList<T>(initialCapacity, allocator.Handle, options);
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return listData;
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}
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[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(AllocatorManager.AllocatorHandle) })]
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internal static void Destroy<U>(UnsafeList<T>* listData, ref U allocator) where U : unmanaged, AllocatorManager.IAllocator
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{
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CheckNull(listData);
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listData->Dispose(ref allocator);
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allocator.Free(listData, sizeof(UnsafeList<T>), UnsafeUtility.AlignOf<UnsafeList<T>>(), 1);
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}
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/// <summary>
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/// Returns a new list.
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/// </summary>
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/// <param name="initialCapacity">The initial capacity of the list.</param>
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/// <param name="allocator">The allocator to use.</param>
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/// <param name="options">Whether newly allocated bytes should be zeroed out.</param>
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/// <returns>A pointer to the new list.</returns>
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public static UnsafeList<T>* Create(int initialCapacity, AllocatorManager.AllocatorHandle allocator, NativeArrayOptions options = NativeArrayOptions.UninitializedMemory)
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{
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UnsafeList<T>* listData = AllocatorManager.Allocate<UnsafeList<T>>(allocator);
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*listData = new UnsafeList<T>(initialCapacity, allocator, options);
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return listData;
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}
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/// <summary>
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/// Destroys the list.
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/// </summary>
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/// <param name="listData">The list to destroy.</param>
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public static void Destroy(UnsafeList<T>* listData)
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{
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CheckNull(listData);
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var allocator = listData->Allocator;
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listData->Dispose();
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AllocatorManager.Free(allocator, listData);
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}
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/// <summary>
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/// Whether the list is empty.
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/// </summary>
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/// <value>True if the list is empty or the list has not been constructed.</value>
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public readonly bool IsEmpty
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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get => !IsCreated || m_length == 0;
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}
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/// <summary>
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/// Whether this list has been allocated (and not yet deallocated).
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/// </summary>
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/// <value>True if this list has been allocated (and not yet deallocated).</value>
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public readonly bool IsCreated
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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get => Ptr != null;
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}
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[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(AllocatorManager.AllocatorHandle) })]
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internal void Dispose<U>(ref U allocator) where U : unmanaged, AllocatorManager.IAllocator
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{
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allocator.Free(Ptr, m_capacity);
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Ptr = null;
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m_length = 0;
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m_capacity = 0;
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}
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/// <summary>
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/// Releases all resources (memory).
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/// </summary>
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public void Dispose()
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{
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if (!IsCreated)
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{
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return;
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}
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if (CollectionHelper.ShouldDeallocate(Allocator))
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{
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AllocatorManager.Free(Allocator, Ptr, m_capacity);
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Allocator = AllocatorManager.Invalid;
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}
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Ptr = null;
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m_length = 0;
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m_capacity = 0;
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}
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/// <summary>
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/// Creates and schedules a job that frees the memory of this list.
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/// </summary>
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/// <param name="inputDeps">The dependency for the new job.</param>
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/// <returns>The handle of the new job. The job depends upon `inputDeps` and frees the memory of this list.</returns>
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public JobHandle Dispose(JobHandle inputDeps)
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{
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if (!IsCreated)
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{
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return inputDeps;
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}
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if (CollectionHelper.ShouldDeallocate(Allocator))
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{
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var jobHandle = new UnsafeDisposeJob { Ptr = Ptr, Allocator = Allocator }.Schedule(inputDeps);
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Ptr = null;
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Allocator = AllocatorManager.Invalid;
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return jobHandle;
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}
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Ptr = null;
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return inputDeps;
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}
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/// <summary>
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/// Sets the length to 0.
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/// </summary>
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/// <remarks>Does not change the capacity.</remarks>
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public void Clear()
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{
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m_length = 0;
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}
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/// <summary>
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/// Sets the length, expanding the capacity if necessary.
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/// </summary>
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/// <param name="length">The new length.</param>
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/// <param name="options">Whether newly allocated bytes should be zeroed out.</param>
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public void Resize(int length, NativeArrayOptions options = NativeArrayOptions.UninitializedMemory)
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{
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var oldLength = m_length;
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if (length > Capacity)
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{
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SetCapacity(length);
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}
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m_length = length;
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if (options == NativeArrayOptions.ClearMemory && oldLength < length)
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{
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var num = length - oldLength;
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byte* ptr = (byte*)Ptr;
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var sizeOf = sizeof(T);
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UnsafeUtility.MemClear(ptr + oldLength * sizeOf, num * sizeOf);
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}
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}
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void ResizeExact<U>(ref U allocator, int newCapacity) where U : unmanaged, AllocatorManager.IAllocator
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{
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newCapacity = math.max(0, newCapacity);
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CollectionHelper.CheckAllocator(Allocator);
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T* newPointer = null;
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var alignOf = UnsafeUtility.AlignOf<T>();
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var sizeOf = sizeof(T);
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if (newCapacity > 0)
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{
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newPointer = (T*)allocator.Allocate(sizeOf, alignOf, newCapacity);
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if (Ptr != null && m_capacity > 0)
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{
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var itemsToCopy = math.min(newCapacity, Capacity);
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var bytesToCopy = itemsToCopy * sizeOf;
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UnsafeUtility.MemCpy(newPointer, Ptr, bytesToCopy);
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}
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}
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allocator.Free(Ptr, Capacity);
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Ptr = newPointer;
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m_capacity = newCapacity;
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m_length = math.min(m_length, newCapacity);
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}
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void ResizeExact(int capacity)
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{
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ResizeExact(ref Allocator, capacity);
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}
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void SetCapacity<U>(ref U allocator, int capacity) where U : unmanaged, AllocatorManager.IAllocator
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{
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CollectionHelper.CheckCapacityInRange(capacity, Length);
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var sizeOf = sizeof(T);
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var newCapacity = math.max(capacity, CollectionHelper.CacheLineSize / sizeOf);
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newCapacity = math.ceilpow2(newCapacity);
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if (newCapacity == Capacity)
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{
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return;
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}
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ResizeExact(ref allocator, newCapacity);
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}
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/// <summary>
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/// Sets the capacity.
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/// </summary>
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/// <param name="capacity">The new capacity.</param>
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public void SetCapacity(int capacity)
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{
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SetCapacity(ref Allocator, capacity);
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}
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/// <summary>
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/// Sets the capacity to match the length.
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/// </summary>
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public void TrimExcess()
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{
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if (Capacity != m_length)
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{
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ResizeExact(m_length);
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}
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}
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/// <summary>
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/// Adds an element to the end of this list.
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/// </summary>
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/// <remarks>
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/// Increments the length by 1. Never increases the capacity.
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/// </remarks>
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/// <param name="value">The value to add to the end of the list.</param>
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/// <exception cref="InvalidOperationException">Thrown if incrementing the length would exceed the capacity.</exception>
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public void AddNoResize(T value)
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{
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CheckNoResizeHasEnoughCapacity(1);
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UnsafeUtility.WriteArrayElement(Ptr, m_length, value);
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m_length += 1;
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}
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/// <summary>
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/// Copies elements from a buffer to the end of this list.
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/// </summary>
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/// <remarks>
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/// Increments the length by `count`. Never increases the capacity.
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/// </remarks>
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/// <param name="ptr">The buffer to copy from.</param>
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/// <param name="count">The number of elements to copy from the buffer.</param>
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/// <exception cref="InvalidOperationExceptionv">Thrown if the increased length would exceed the capacity.</exception>
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public void AddRangeNoResize(void* ptr, int count)
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{
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CheckNoResizeHasEnoughCapacity(count);
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var sizeOf = sizeof(T);
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void* dst = (byte*)Ptr + m_length * sizeOf;
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UnsafeUtility.MemCpy(dst, ptr, count * sizeOf);
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m_length += count;
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}
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/// <summary>
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/// Copies the elements of another list to the end of this list.
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/// </summary>
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/// <param name="list">The other list to copy from.</param>
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/// <remarks>
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/// Increments the length by the length of the other list. Never increases the capacity.
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/// </remarks>
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/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
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[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
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public void AddRangeNoResize(UnsafeList<T> list)
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{
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AddRangeNoResize(list.Ptr, CollectionHelper.AssumePositive(list.Length));
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}
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/// <summary>
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/// Adds an element to the end of the list.
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/// </summary>
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/// <param name="value">The value to add to the end of this list.</param>
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/// <remarks>
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/// Increments the length by 1. Increases the capacity if necessary.
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/// </remarks>
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public void Add(in T value)
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{
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var idx = m_length;
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if (m_length < m_capacity)
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{
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Ptr[idx] = value;
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m_length++;
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return;
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}
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Resize(idx + 1);
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Ptr[idx] = value;
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}
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/// <summary>
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/// Copies the elements of a buffer to the end of this list.
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/// </summary>
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/// <param name="ptr">The buffer to copy from.</param>
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/// <param name="count">The number of elements to copy from the buffer.</param>
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/// <remarks>
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/// Increments the length by `count`. Increases the capacity if necessary.
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/// </remarks>
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public void AddRange(void* ptr, int count)
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{
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var idx = m_length;
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if (m_length + count > Capacity)
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{
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Resize(m_length + count);
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}
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else
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{
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m_length += count;
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}
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var sizeOf = sizeof(T);
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void* dst = (byte*)Ptr + idx * sizeOf;
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UnsafeUtility.MemCpy(dst, ptr, count * sizeOf);
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}
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/// <summary>
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/// Copies the elements of another list to the end of the list.
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/// </summary>
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/// <param name="list">The list to copy from.</param>
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/// <remarks>
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/// The length is increased by the length of the other list. Increases the capacity if necessary.
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/// </remarks>
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[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
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public void AddRange(UnsafeList<T> list)
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{
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AddRange(list.Ptr, list.Length);
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}
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/// <summary>
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/// Appends value count times to the end of this list.
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/// </summary>
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/// <param name="value">The value to add to the end of this list.</param>
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/// <param name="count">The number of times to replicate the value.</param>
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/// <remarks>
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/// Length is incremented by count. If necessary, the capacity is increased.
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/// </remarks>
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public void AddReplicate(in T value, int count)
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{
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var idx = m_length;
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if (m_length + count > Capacity)
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{
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Resize(m_length + count);
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}
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else
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{
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m_length += count;
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}
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fixed (void* ptr = &value)
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|
{
|
|
UnsafeUtility.MemCpyReplicate(Ptr + idx, ptr, UnsafeUtility.SizeOf<T>(), count);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Shifts elements toward the end of this list, increasing its length.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Right-shifts elements in the list so as to create 'free' slots at the beginning or in the middle.
|
|
///
|
|
/// The length is increased by `end - begin`. If necessary, the capacity will be increased accordingly.
|
|
///
|
|
/// If `end` equals `begin`, the method does nothing.
|
|
///
|
|
/// The element at index `begin` will be copied to index `end`, the element at index `begin + 1` will be copied to `end + 1`, and so forth.
|
|
///
|
|
/// The indexes `begin` up to `end` are not cleared: they will contain whatever values they held prior.
|
|
/// </remarks>
|
|
/// <param name="begin">The index of the first element that will be shifted up.</param>
|
|
/// <param name="end">The index where the first shifted element will end up.</param>
|
|
/// <exception cref="ArgumentException">Thrown if `end < begin`.</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `begin` or `end` are out of bounds.</exception>
|
|
public void InsertRangeWithBeginEnd(int begin, int end)
|
|
{
|
|
CheckBeginEndNoLength(begin, end);
|
|
|
|
// Because we've checked begin and end in `CheckBeginEnd` above, we can now
|
|
// assume they are positive.
|
|
begin = CollectionHelper.AssumePositive(begin);
|
|
end = CollectionHelper.AssumePositive(end);
|
|
|
|
int items = end - begin;
|
|
if (items < 1)
|
|
{
|
|
return;
|
|
}
|
|
|
|
var oldLength = m_length;
|
|
|
|
if (m_length + items > Capacity)
|
|
{
|
|
Resize(m_length + items);
|
|
}
|
|
else
|
|
{
|
|
m_length += items;
|
|
}
|
|
|
|
var itemsToCopy = oldLength - begin;
|
|
|
|
if (itemsToCopy < 1)
|
|
{
|
|
return;
|
|
}
|
|
|
|
var sizeOf = sizeof(T);
|
|
var bytesToCopy = itemsToCopy * sizeOf;
|
|
unsafe
|
|
{
|
|
byte* ptr = (byte*)Ptr;
|
|
byte* dest = ptr + end * sizeOf;
|
|
byte* src = ptr + begin * sizeOf;
|
|
UnsafeUtility.MemMove(dest, src, bytesToCopy);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Shifts elements toward the end of this list, increasing its length.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Right-shifts elements in the list so as to create 'free' slots at the beginning or in the middle.
|
|
///
|
|
/// The length is increased by `count`. If necessary, the capacity will be increased accordingly.
|
|
///
|
|
/// If `count` equals `0`, the method does nothing.
|
|
///
|
|
/// The element at index `index` will be copied to index `index + count`, the element at index `index + 1` will be copied to `index + count + 1`, and so forth.
|
|
///
|
|
/// The indexes `index` up to `index + count` are not cleared: they will contain whatever values they held prior.
|
|
/// </remarks>
|
|
/// <param name="index">The index of the first element that will be shifted up.</param>
|
|
/// <param name="count">The number of elements to insert.</param>
|
|
/// <exception cref="ArgumentException">Thrown if `count` is negative.</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `index` is out of bounds.</exception>
|
|
public void InsertRange(int index, int count) => InsertRangeWithBeginEnd(index, index + count);
|
|
|
|
/// <summary>
|
|
/// Copies the last element of this list to the specified index. Decrements the length by 1.
|
|
/// </summary>
|
|
/// <remarks>Useful as a cheap way to remove an element from this list when you don't care about preserving order.</remarks>
|
|
/// <param name="index">The index to overwrite with the last element.</param>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds.</exception>
|
|
public void RemoveAtSwapBack(int index)
|
|
{
|
|
CollectionHelper.CheckIndexInRange(index, m_length);
|
|
|
|
index = CollectionHelper.AssumePositive(index);
|
|
int copyFrom = m_length - 1;
|
|
T* dst = (T*)Ptr + index;
|
|
T* src = (T*)Ptr + copyFrom;
|
|
(*dst) = (*src);
|
|
m_length -= 1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copies the last *N* elements of this list to a range in this list. Decrements the length by *N*.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Copies the last `count` elements to the indexes `index` up to `index + count`.
|
|
///
|
|
/// Useful as a cheap way to remove elements from a list when you don't care about preserving order.
|
|
/// </remarks>
|
|
/// <param name="index">The index of the first element to overwrite.</param>
|
|
/// <param name="count">The number of elements to copy and remove.</param>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `count` is negative,
|
|
/// or `index + count` exceeds the length.</exception>
|
|
public void RemoveRangeSwapBack(int index, int count)
|
|
{
|
|
CheckIndexCount(index, count);
|
|
|
|
index = CollectionHelper.AssumePositive(index);
|
|
count = CollectionHelper.AssumePositive(count);
|
|
|
|
if (count > 0)
|
|
{
|
|
int copyFrom = math.max(m_length - count, index + count);
|
|
var sizeOf = sizeof(T);
|
|
void* dst = (byte*)Ptr + index * sizeOf;
|
|
void* src = (byte*)Ptr + copyFrom * sizeOf;
|
|
UnsafeUtility.MemCpy(dst, src, (m_length - copyFrom) * sizeOf);
|
|
m_length -= count;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Removes the element at an index, shifting everything above it down by one. Decrements the length by 1.
|
|
/// </summary>
|
|
/// <param name="index">The index of the element to remove.</param>
|
|
/// <remarks>
|
|
/// If you don't care about preserving the order of the elements, <see cref="RemoveAtSwapBack(int)"/> is a more efficient way to remove elements.
|
|
/// </remarks>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds.</exception>
|
|
public void RemoveAt(int index)
|
|
{
|
|
CollectionHelper.CheckIndexInRange(index, m_length);
|
|
|
|
index = CollectionHelper.AssumePositive(index);
|
|
|
|
T* dst = Ptr + index;
|
|
T* src = dst + 1;
|
|
m_length--;
|
|
|
|
// Because these tend to be smaller (< 1MB), and the cost of jumping context to native and back is
|
|
// so high, this consistently optimizes to better code than UnsafeUtility.MemCpy
|
|
for (int i = index; i < m_length; i++)
|
|
{
|
|
*dst++ = *src++;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Removes *N* elements in a range, shifting everything above the range down by *N*. Decrements the length by *N*.
|
|
/// </summary>
|
|
/// <param name="index">The index of the first element to remove.</param>
|
|
/// <param name="count">The number of elements to remove.</param>
|
|
/// <remarks>
|
|
/// If you don't care about preserving the order of the elements, `RemoveRangeSwapBackWithBeginEnd`
|
|
/// is a more efficient way to remove elements.
|
|
/// </remarks>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `count` is negative,
|
|
/// or `index + count` exceeds the length.</exception>
|
|
public void RemoveRange(int index, int count)
|
|
{
|
|
CheckIndexCount(index, count);
|
|
|
|
index = CollectionHelper.AssumePositive(index);
|
|
count = CollectionHelper.AssumePositive(count);
|
|
|
|
if (count > 0)
|
|
{
|
|
int copyFrom = math.min(index + count, m_length);
|
|
var sizeOf = sizeof(T);
|
|
void* dst = (byte*)Ptr + index * sizeOf;
|
|
void* src = (byte*)Ptr + copyFrom * sizeOf;
|
|
UnsafeUtility.MemCpy(dst, src, (m_length - copyFrom) * sizeOf);
|
|
m_length -= count;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a read only of this list.
|
|
/// </summary>
|
|
/// <returns>A read only of this list.</returns>
|
|
public ReadOnly AsReadOnly()
|
|
{
|
|
return new ReadOnly(Ptr, Length);
|
|
}
|
|
|
|
/// <summary>
|
|
/// A read only for an UnsafeList<T>.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Use <see cref="AsReadOnly"/> to create a read only for a list.
|
|
/// </remarks>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public unsafe struct ReadOnly
|
|
: IEnumerable<T>
|
|
{
|
|
/// <summary>
|
|
/// The internal buffer of the list.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public readonly T* Ptr;
|
|
|
|
/// <summary>
|
|
/// The number of elements.
|
|
/// </summary>
|
|
public readonly int Length;
|
|
|
|
internal ReadOnly(T* ptr, int length)
|
|
{
|
|
Ptr = ptr;
|
|
Length = length;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns an enumerator over the elements of the list.
|
|
/// </summary>
|
|
/// <returns>An enumerator over the elements of the list.</returns>
|
|
public Enumerator GetEnumerator()
|
|
{
|
|
return new Enumerator { m_Ptr = Ptr, m_Length = Length, m_Index = -1 };
|
|
}
|
|
|
|
/// <summary>
|
|
/// This method is not implemented. Use <see cref="GetEnumerator"/> instead.
|
|
/// </summary>
|
|
/// <returns>Throws NotImplementedException.</returns>
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
|
IEnumerator IEnumerable.GetEnumerator()
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
|
|
/// <summary>
|
|
/// This method is not implemented. Use <see cref="GetEnumerator"/> instead.
|
|
/// </summary>
|
|
/// <returns>Throws NotImplementedException.</returns>
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
|
IEnumerator<T> IEnumerable<T>.GetEnumerator()
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// **Obsolete.** Use <see cref="AsReadOnly"/> instead.
|
|
/// </summary>
|
|
/// <returns>A parallel reader of this list.</returns>
|
|
// [Obsolete("'AsParallelReader' has been deprecated; use 'AsReadOnly' instead. (UnityUpgradable) -> AsReadOnly")]
|
|
public ParallelReader AsParallelReader()
|
|
{
|
|
return new ParallelReader(Ptr, Length);
|
|
}
|
|
|
|
/// <summary>
|
|
/// **Obsolete.** Use <see cref="ReadOnly"/> instead.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Use <see cref="AsParallelReader"/> to create a parallel reader for a list.
|
|
/// </remarks>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int) })]
|
|
// [Obsolete("'ParallelReader' has been deprecated; use 'ReadOnly' instead. (UnityUpgradable) -> ReadOnly")]
|
|
public unsafe struct ParallelReader
|
|
{
|
|
/// <summary>
|
|
/// The internal buffer of the list.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public readonly T* Ptr;
|
|
|
|
/// <summary>
|
|
/// The number of elements.
|
|
/// </summary>
|
|
public readonly int Length;
|
|
|
|
internal ParallelReader(T* ptr, int length)
|
|
{
|
|
Ptr = ptr;
|
|
Length = length;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a parallel writer of this list.
|
|
/// </summary>
|
|
/// <returns>A parallel writer of this list.</returns>
|
|
public ParallelWriter AsParallelWriter()
|
|
{
|
|
return new ParallelWriter((UnsafeList<T>*)UnsafeUtility.AddressOf(ref this));
|
|
}
|
|
|
|
/// <summary>
|
|
/// A parallel writer for an UnsafeList<T>.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Use <see cref="AsParallelWriter"/> to create a parallel writer for a list.
|
|
/// </remarks>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int) })]
|
|
public unsafe struct ParallelWriter
|
|
{
|
|
/// <summary>
|
|
/// The data of the list.
|
|
/// </summary>
|
|
public readonly void* Ptr
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
get
|
|
{
|
|
return ListData->Ptr;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// The UnsafeList to write to.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public UnsafeList<T>* ListData;
|
|
|
|
internal unsafe ParallelWriter(UnsafeList<T>* listData)
|
|
{
|
|
ListData = listData;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds an element to the end of the list.
|
|
/// </summary>
|
|
/// <param name="value">The value to add to the end of the list.</param>
|
|
/// <remarks>
|
|
/// Increments the length by 1. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if incrementing the length would exceed the capacity.</exception>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public void AddNoResize(T value)
|
|
{
|
|
var idx = Interlocked.Increment(ref ListData->m_length) - 1;
|
|
ListData->CheckNoResizeHasEnoughCapacity(idx, 1);
|
|
UnsafeUtility.WriteArrayElement(ListData->Ptr, idx, value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copies elements from a buffer to the end of the list.
|
|
/// </summary>
|
|
/// <param name="ptr">The buffer to copy from.</param>
|
|
/// <param name="count">The number of elements to copy from the buffer.</param>
|
|
/// <remarks>
|
|
/// Increments the length by `count`. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public void AddRangeNoResize(void* ptr, int count)
|
|
{
|
|
var idx = Interlocked.Add(ref ListData->m_length, count) - count;
|
|
ListData->CheckNoResizeHasEnoughCapacity(idx, count);
|
|
void* dst = (byte*)ListData->Ptr + idx * sizeof(T);
|
|
UnsafeUtility.MemCpy(dst, ptr, count * sizeof(T));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copies the elements of another list to the end of this list.
|
|
/// </summary>
|
|
/// <param name="list">The other list to copy from.</param>
|
|
/// <remarks>
|
|
/// Increments the length by the length of the other list. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public void AddRangeNoResize(UnsafeList<T> list)
|
|
{
|
|
AddRangeNoResize(list.Ptr, list.Length);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copies all elements of specified container to this container.
|
|
/// </summary>
|
|
/// <param name="other">An container to copy into this container.</param>
|
|
public void CopyFrom(in NativeArray<T> other)
|
|
{
|
|
Resize(other.Length);
|
|
UnsafeUtility.MemCpy(Ptr, other.GetUnsafeReadOnlyPtr<T>(), UnsafeUtility.SizeOf<T>() * other.Length);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copies all elements of specified container to this container.
|
|
/// </summary>
|
|
/// <param name="other">An container to copy into this container.</param>
|
|
public void CopyFrom(in UnsafeList<T> other)
|
|
{
|
|
Resize(other.Length);
|
|
UnsafeUtility.MemCpy(Ptr, other.Ptr, UnsafeUtility.SizeOf<T>() * other.Length);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns an enumerator over the elements of the list.
|
|
/// </summary>
|
|
/// <returns>An enumerator over the elements of the list.</returns>
|
|
public Enumerator GetEnumerator()
|
|
{
|
|
return new Enumerator { m_Ptr = Ptr, m_Length = Length, m_Index = -1 };
|
|
}
|
|
|
|
/// <summary>
|
|
/// This method is not implemented. Use <see cref="GetEnumerator"/> instead.
|
|
/// </summary>
|
|
/// <returns>Throws NotImplementedException.</returns>
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
|
IEnumerator IEnumerable.GetEnumerator()
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
|
|
/// <summary>
|
|
/// This method is not implemented. Use <see cref="GetEnumerator"/> instead.
|
|
/// </summary>
|
|
/// <returns>Throws NotImplementedException.</returns>
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
|
IEnumerator<T> IEnumerable<T>.GetEnumerator()
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
|
|
/// <summary>
|
|
/// An enumerator over the elements of a list.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// In an enumerator's initial state, <see cref="Current"/> is invalid.
|
|
/// The first <see cref="MoveNext"/> call advances the enumerator to the first element of the list.
|
|
/// </remarks>
|
|
public struct Enumerator : IEnumerator<T>
|
|
{
|
|
internal T* m_Ptr;
|
|
internal int m_Length;
|
|
internal int m_Index;
|
|
|
|
/// <summary>
|
|
/// Does nothing.
|
|
/// </summary>
|
|
public void Dispose() { }
|
|
|
|
/// <summary>
|
|
/// Advances the enumerator to the next element of the list.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// The first `MoveNext` call advances the enumerator to the first element of the list. Before this call, `Current` is not valid to read.
|
|
/// </remarks>
|
|
/// <returns>True if `Current` is valid to read after the call.</returns>
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public bool MoveNext() => ++m_Index < m_Length;
|
|
|
|
/// <summary>
|
|
/// Resets the enumerator to its initial state.
|
|
/// </summary>
|
|
public void Reset() => m_Index = -1;
|
|
|
|
/// <summary>
|
|
/// The current element.
|
|
/// </summary>
|
|
/// <value>The current element.</value>
|
|
public T Current
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
get => m_Ptr[m_Index];
|
|
}
|
|
|
|
object IEnumerator.Current => Current;
|
|
}
|
|
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
|
internal static void CheckNull(void* listData)
|
|
{
|
|
if (listData == null)
|
|
{
|
|
throw new InvalidOperationException("UnsafeList has yet to be created or has been destroyed!");
|
|
}
|
|
}
|
|
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
|
void CheckIndexCount(int index, int count)
|
|
{
|
|
if (count < 0)
|
|
{
|
|
throw new ArgumentOutOfRangeException($"Value for count {count} must be positive.");
|
|
}
|
|
|
|
if (index < 0)
|
|
{
|
|
throw new IndexOutOfRangeException($"Value for index {index} must be positive.");
|
|
}
|
|
|
|
if (index > Length)
|
|
{
|
|
throw new IndexOutOfRangeException($"Value for index {index} is out of bounds.");
|
|
}
|
|
|
|
if (index + count > Length)
|
|
{
|
|
throw new ArgumentOutOfRangeException($"Value for count {count} is out of bounds.");
|
|
}
|
|
}
|
|
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
|
void CheckBeginEndNoLength(int begin, int end)
|
|
{
|
|
if (begin > end)
|
|
{
|
|
throw new ArgumentException($"Value for begin {begin} index must less or equal to end {end}.");
|
|
}
|
|
|
|
if (begin < 0)
|
|
{
|
|
throw new ArgumentOutOfRangeException($"Value for begin {begin} must be positive.");
|
|
}
|
|
}
|
|
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
|
void CheckBeginEnd(int begin, int end)
|
|
{
|
|
CheckBeginEndNoLength(begin, end);
|
|
|
|
if (begin > Length)
|
|
{
|
|
throw new ArgumentOutOfRangeException($"Value for begin {begin} is out of bounds.");
|
|
}
|
|
|
|
if (end > Length)
|
|
{
|
|
throw new ArgumentOutOfRangeException($"Value for end {end} is out of bounds.");
|
|
}
|
|
}
|
|
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
void CheckNoResizeHasEnoughCapacity(int length)
|
|
{
|
|
CheckNoResizeHasEnoughCapacity(length, Length);
|
|
}
|
|
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
void CheckNoResizeHasEnoughCapacity(int length, int index)
|
|
{
|
|
if (Capacity < index + length)
|
|
{
|
|
throw new InvalidOperationException($"AddNoResize assumes that list capacity is sufficient (Capacity {Capacity}, Length {Length}), requested length {length}!");
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Provides extension methods for UnsafeList.
|
|
/// </summary>
|
|
[GenerateTestsForBurstCompatibility]
|
|
public unsafe static class UnsafeListExtensions
|
|
{
|
|
/// <summary>
|
|
/// Finds the index of the first occurrence of a particular value in this list.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of elements in this list.</typeparam>
|
|
/// <typeparam name="U">The type of value to locate.</typeparam>
|
|
/// <param name="list">This list.</param>
|
|
/// <param name="value">A value to locate.</param>
|
|
/// <returns>The zero-based index of the first occurrence of the value if it is found. Returns -1 if no occurrence is found.</returns>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
|
public static int IndexOf<T, U>(this UnsafeList<T> list, U value) where T : unmanaged, IEquatable<U>
|
|
{
|
|
return NativeArrayExtensions.IndexOf<T, U>(list.Ptr, list.Length, value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns true if a particular value is present in this list.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of elements in the list.</typeparam>
|
|
/// <typeparam name="U">The type of value to locate.</typeparam>
|
|
/// <param name="list">This list.</param>
|
|
/// <param name="value">The value to locate.</param>
|
|
/// <returns>True if the value is present in this list.</returns>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
|
public static bool Contains<T, U>(this UnsafeList<T> list, U value) where T : unmanaged, IEquatable<U>
|
|
{
|
|
return list.IndexOf(value) != -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Finds the index of the first occurrence of a particular value in the list.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of elements in the list.</typeparam>
|
|
/// <typeparam name="U">The type of value to locate.</typeparam>
|
|
/// <param name="list">This reader of the list.</param>
|
|
/// <param name="value">A value to locate.</param>
|
|
/// <returns>The zero-based index of the first occurrence of the value if it is found. Returns -1 if no occurrence is found.</returns>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int), typeof(int) })]
|
|
public static int IndexOf<T, U>(this UnsafeList<T>.ReadOnly list, U value) where T : unmanaged, IEquatable<U>
|
|
{
|
|
return NativeArrayExtensions.IndexOf<T, U>(list.Ptr, list.Length, value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns true if a particular value is present in the list.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of elements in the list.</typeparam>
|
|
/// <typeparam name="U">The type of value to locate.</typeparam>
|
|
/// <param name="list">This reader of the list.</param>
|
|
/// <param name="value">The value to locate.</param>
|
|
/// <returns>True if the value is present in the list.</returns>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int), typeof(int) })]
|
|
public static bool Contains<T, U>(this UnsafeList<T>.ReadOnly list, U value) where T : unmanaged, IEquatable<U>
|
|
{
|
|
return list.IndexOf(value) != -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// **Obsolete.** Use <see cref="UnsafeList{T}.ReadOnly"/> instead.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of elements in the list.</typeparam>
|
|
/// <typeparam name="U">The type of value to locate.</typeparam>
|
|
/// <param name="list">This reader of the list.</param>
|
|
/// <param name="value">A value to locate.</param>
|
|
/// <returns>The zero-based index of the first occurrence of the value if it is found. Returns -1 if no occurrence is found.</returns>
|
|
// [Obsolete("'UnsafeList<T>.ParallelReader' has been deprecated; use 'UnsafeList<T>.ReadOnly' instead.")]
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
|
public static int IndexOf<T, U>(this UnsafeList<T>.ParallelReader list, U value) where T : unmanaged, IEquatable<U>
|
|
{
|
|
return NativeArrayExtensions.IndexOf<T, U>(list.Ptr, list.Length, value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// **Obsolete.** Use <see cref="UnsafeList{T}.ReadOnly"/> instead.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of elements in the list.</typeparam>
|
|
/// <typeparam name="U">The type of value to locate.</typeparam>
|
|
/// <param name="list">This reader of the list.</param>
|
|
/// <param name="value">The value to locate.</param>
|
|
/// <returns>True if the value is present in the list.</returns>
|
|
// [Obsolete("'UnsafeList<T>.ParallelReader' has been deprecated; use 'UnsafeList<T>.ReadOnly' instead.")]
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
|
public static bool Contains<T, U>(this UnsafeList<T>.ParallelReader list, U value) where T : unmanaged, IEquatable<U>
|
|
{
|
|
return list.IndexOf(value) != -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns true if this container and another have equal length and content.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of the source container's elements.</typeparam>
|
|
/// <param name="container">The container to compare for equality.</param>
|
|
/// <param name="other">The other container to compare for equality.</param>
|
|
/// <returns>True if the containers have equal length and content.</returns>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int) })]
|
|
public static bool ArraysEqual<T>(this UnsafeList<T> container, in UnsafeList<T> other)
|
|
where T : unmanaged, IEquatable<T>
|
|
{
|
|
if (container.Length != other.Length)
|
|
return false;
|
|
|
|
for (int i = 0; i != container.Length; i++)
|
|
{
|
|
if (!container[i].Equals(other[i]))
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
}
|
|
|
|
internal sealed class UnsafeListTDebugView<T>
|
|
where T : unmanaged
|
|
{
|
|
UnsafeList<T> Data;
|
|
|
|
public UnsafeListTDebugView(UnsafeList<T> data)
|
|
{
|
|
Data = data;
|
|
}
|
|
|
|
public unsafe T[] Items
|
|
{
|
|
get
|
|
{
|
|
T[] result = new T[Data.Length];
|
|
|
|
for (var i = 0; i < result.Length; ++i)
|
|
{
|
|
result[i] = Data.Ptr[i];
|
|
}
|
|
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// An unmanaged, resizable list of pointers.
|
|
/// </summary>
|
|
/// <typeparam name="T">The type of pointer element.</typeparam>
|
|
[DebuggerDisplay("Length = {Length}, Capacity = {Capacity}, IsCreated = {IsCreated}, IsEmpty = {IsEmpty}")]
|
|
[DebuggerTypeProxy(typeof(UnsafePtrListDebugView<>))]
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
[StructLayout(LayoutKind.Sequential)]
|
|
public unsafe struct UnsafePtrList<T>
|
|
: INativeDisposable
|
|
// IIndexable<T> and INativeList<T> can't be implemented because this[index] and ElementAt return T* instead of T.
|
|
, IEnumerable<IntPtr> // Used by collection initializers.
|
|
where T : unmanaged
|
|
{
|
|
// <WARNING>
|
|
// 'Header' of this struct must binary match `UntypedUnsafeList`, `UnsafeList`, `UnsafePtrList`, and `NativeArray` struct.
|
|
// Fields must match UntypedUnsafeList structure, please don't reorder and don't insert anything in between first 4 fields
|
|
|
|
/// <summary>
|
|
/// The internal buffer of this list.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public readonly T** Ptr;
|
|
|
|
/// <summary>
|
|
/// The number of elements.
|
|
/// </summary>
|
|
public readonly int m_length;
|
|
|
|
/// <summary>
|
|
/// The number of elements that can fit in the internal buffer.
|
|
/// </summary>
|
|
public readonly int m_capacity;
|
|
|
|
/// <summary>
|
|
/// The allocator used to create the internal buffer.
|
|
/// </summary>
|
|
public readonly AllocatorManager.AllocatorHandle Allocator;
|
|
|
|
readonly int padding;
|
|
|
|
/// <summary>
|
|
/// The number of elements.
|
|
/// </summary>
|
|
/// <value>The number of elements.</value>
|
|
public int Length
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
readonly get => this.ListDataRO().Length;
|
|
set => this.ListData().Length = value;
|
|
}
|
|
|
|
/// <summary>
|
|
/// The number of elements that can fit in the internal buffer.
|
|
/// </summary>
|
|
/// <value>The number of elements that can fit in the internal buffer.</value>
|
|
public int Capacity
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
readonly get => this.ListDataRO().Capacity;
|
|
set => this.ListData().Capacity = value;
|
|
}
|
|
|
|
/// <summary>
|
|
/// The element at an index.
|
|
/// </summary>
|
|
/// <param name="index">An index.</param>
|
|
/// <value>The element at the index.</value>
|
|
public T* this[int index]
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
get
|
|
{
|
|
CollectionHelper.CheckIndexInRange(index, Length);
|
|
return Ptr[CollectionHelper.AssumePositive(index)];
|
|
}
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
set
|
|
{
|
|
CollectionHelper.CheckIndexInRange(index, Length);
|
|
Ptr[CollectionHelper.AssumePositive(index)] = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a reference to the element at a given index.
|
|
/// </summary>
|
|
/// <param name="index">The index to access. Must be in the range of [0..Length).</param>
|
|
/// <returns>A reference to the element at the index.</returns>
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public ref T* ElementAt(int index)
|
|
{
|
|
CollectionHelper.CheckIndexInRange(index, Length);
|
|
return ref Ptr[CollectionHelper.AssumePositive(index)];
|
|
}
|
|
|
|
/// <summary>
|
|
/// Initializes and returns an instance of UnsafePtrList.
|
|
/// </summary>
|
|
/// <param name="ptr">An existing pointer array to set as the internal buffer.</param>
|
|
/// <param name="length">The length.</param>
|
|
public unsafe UnsafePtrList(T** ptr, int length) : this()
|
|
{
|
|
Ptr = ptr;
|
|
m_length = length;
|
|
m_capacity = length;
|
|
Allocator = AllocatorManager.None;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Initializes and returns an instance of UnsafePtrList.
|
|
/// </summary>
|
|
/// <param name="initialCapacity">The initial capacity of the list.</param>
|
|
/// <param name="allocator">The allocator to use.</param>
|
|
/// <param name="options">Whether newly allocated bytes should be zeroed out.</param>
|
|
public unsafe UnsafePtrList(int initialCapacity, AllocatorManager.AllocatorHandle allocator, NativeArrayOptions options = NativeArrayOptions.UninitializedMemory)
|
|
{
|
|
Ptr = null;
|
|
m_length = 0;
|
|
m_capacity = 0;
|
|
padding = 0;
|
|
Allocator = AllocatorManager.None;
|
|
|
|
this.ListData() = new UnsafeList<IntPtr>(initialCapacity, allocator, options);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a new list of pointers.
|
|
/// </summary>
|
|
/// <param name="ptr">An existing pointer array to set as the internal buffer.</param>
|
|
/// <param name="length">The length.</param>
|
|
/// <returns>A pointer to the new list.</returns>
|
|
public static UnsafePtrList<T>* Create(T** ptr, int length)
|
|
{
|
|
UnsafePtrList<T>* listData = AllocatorManager.Allocate<UnsafePtrList<T>>(AllocatorManager.Persistent);
|
|
*listData = new UnsafePtrList<T>(ptr, length);
|
|
return listData;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a new list of pointers.
|
|
/// </summary>
|
|
/// <param name="initialCapacity">The initial capacity of the list.</param>
|
|
/// <param name="allocator">The allocator to use.</param>
|
|
/// <param name="options">Whether newly allocated bytes should be zeroed out.</param>
|
|
/// <returns>A pointer to the new list.</returns>
|
|
public static UnsafePtrList<T>* Create(int initialCapacity, AllocatorManager.AllocatorHandle allocator, NativeArrayOptions options = NativeArrayOptions.UninitializedMemory)
|
|
{
|
|
UnsafePtrList<T>* listData = AllocatorManager.Allocate<UnsafePtrList<T>>(allocator);
|
|
*listData = new UnsafePtrList<T>(initialCapacity, allocator, options);
|
|
return listData;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Destroys the list.
|
|
/// </summary>
|
|
/// <param name="listData">The list to destroy.</param>
|
|
public static void Destroy(UnsafePtrList<T>* listData)
|
|
{
|
|
UnsafeList<IntPtr>.CheckNull(listData);
|
|
var allocator = listData->ListData().Allocator.Value == AllocatorManager.Invalid.Value
|
|
? AllocatorManager.Persistent
|
|
: listData->ListData().Allocator
|
|
;
|
|
listData->Dispose();
|
|
AllocatorManager.Free(allocator, listData);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Whether the list is empty.
|
|
/// </summary>
|
|
/// <value>True if the list is empty or the list has not been constructed.</value>
|
|
public readonly bool IsEmpty
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
get => !IsCreated || Length == 0;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Whether this list has been allocated (and not yet deallocated).
|
|
/// </summary>
|
|
/// <value>True if this list has been allocated (and not yet deallocated).</value>
|
|
public readonly bool IsCreated
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
get => Ptr != null;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Releases all resources (memory).
|
|
/// </summary>
|
|
public void Dispose()
|
|
{
|
|
this.ListData().Dispose();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Creates and schedules a job that frees the memory of this list.
|
|
/// </summary>
|
|
/// <param name="inputDeps">The dependency for the new job.</param>
|
|
/// <returns>The handle of the new job. The job depends upon `inputDeps` and frees the memory of this list.</returns>
|
|
public JobHandle Dispose(JobHandle inputDeps) => this.ListData().Dispose(inputDeps);
|
|
|
|
/// <summary>
|
|
/// Sets the length to 0.
|
|
/// </summary>
|
|
/// <remarks>Does not change the capacity.</remarks>
|
|
public void Clear() => this.ListData().Clear();
|
|
|
|
/// <summary>
|
|
/// Sets the length, expanding the capacity if necessary.
|
|
/// </summary>
|
|
/// <param name="length">The new length.</param>
|
|
/// <param name="options">Whether newly allocated bytes should be zeroed out.</param>
|
|
public void Resize(int length, NativeArrayOptions options = NativeArrayOptions.UninitializedMemory) => this.ListData().Resize(length, options);
|
|
|
|
/// <summary>
|
|
/// Sets the capacity.
|
|
/// </summary>
|
|
/// <param name="capacity">The new capacity.</param>
|
|
public void SetCapacity(int capacity) => this.ListData().SetCapacity(capacity);
|
|
|
|
/// <summary>
|
|
/// Sets the capacity to match the length.
|
|
/// </summary>
|
|
public void TrimExcess() => this.ListData().TrimExcess();
|
|
|
|
/// <summary>
|
|
/// Returns the index of the first occurrence of a specific pointer in the list.
|
|
/// </summary>
|
|
/// <param name="ptr">The pointer to search for in the list.</param>
|
|
/// <returns>The index of the first occurrence of the pointer. Returns -1 if it is not found in the list.</returns>
|
|
public int IndexOf(void* ptr)
|
|
{
|
|
for (int i = 0; i < Length; ++i)
|
|
{
|
|
if (Ptr[i] == ptr) return i;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns true if the list contains at least one occurrence of a specific pointer.
|
|
/// </summary>
|
|
/// <param name="ptr">The pointer to search for in the list.</param>
|
|
/// <returns>True if the list contains at least one occurrence of the pointer.</returns>
|
|
public bool Contains(void* ptr)
|
|
{
|
|
return IndexOf(ptr) != -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds a pointer to the end of this list.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Increments the length by 1. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <param name="value">The pointer to add to the end of the list.</param>
|
|
/// <exception cref="InvalidOperationException">Thrown if incrementing the length would exceed the capacity.</exception>
|
|
public void AddNoResize(void* value)
|
|
{
|
|
this.ListData().AddNoResize((IntPtr)value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copies pointers from a buffer to the end of this list.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Increments the length by `count`. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <param name="ptr">The buffer to copy from.</param>
|
|
/// <param name="count">The number of pointers to copy from the buffer.</param>
|
|
/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
|
|
public void AddRangeNoResize(void** ptr, int count) => this.ListData().AddRangeNoResize(ptr, count);
|
|
|
|
/// <summary>
|
|
/// Copies the pointers of another list to the end of this list.
|
|
/// </summary>
|
|
/// <param name="list">The other list to copy from.</param>
|
|
/// <remarks>
|
|
/// Increments the length by the length of the other list. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
|
|
public void AddRangeNoResize(UnsafePtrList<T> list) => this.ListData().AddRangeNoResize(list.Ptr, list.Length);
|
|
|
|
/// <summary>
|
|
/// Adds a pointer to the end of the list.
|
|
/// </summary>
|
|
/// <param name="value">The pointer to add to the end of this list.</param>
|
|
/// <remarks>
|
|
/// Increments the length by 1. Increases the capacity if necessary.
|
|
/// </remarks>
|
|
public void Add(in IntPtr value)
|
|
{
|
|
this.ListData().Add(value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds a pointer to the end of the list.
|
|
/// </summary>
|
|
/// <param name="value">The pointer to add to the end of this list.</param>
|
|
/// <remarks>
|
|
/// Increments the length by 1. Increases the capacity if necessary.
|
|
/// </remarks>
|
|
public void Add(void* value)
|
|
{
|
|
this.ListData().Add((IntPtr)value);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds elements from a buffer to this list.
|
|
/// </summary>
|
|
/// <param name="ptr">A pointer to the buffer.</param>
|
|
/// <param name="length">The number of elements to add to the list.</param>
|
|
public void AddRange(void* ptr, int length) => this.ListData().AddRange(ptr, length);
|
|
|
|
/// <summary>
|
|
/// Copies the elements of another list to the end of this list.
|
|
/// </summary>
|
|
/// <param name="list">The other list to copy from.</param>
|
|
/// <remarks>
|
|
/// Increments the length by the length of the other list. Increases the capacity if necessary.
|
|
/// </remarks>
|
|
public void AddRange(UnsafePtrList<T> list) => this.ListData().AddRange(list.ListData());
|
|
|
|
/// <summary>
|
|
/// Shifts pointers toward the end of this list, increasing its length.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Right-shifts pointers in the list so as to create 'free' slots at the beginning or in the middle.
|
|
///
|
|
/// The length is increased by `end - begin`. If necessary, the capacity will be increased accordingly.
|
|
///
|
|
/// If `end` equals `begin`, the method does nothing.
|
|
///
|
|
/// The pointer at index `begin` will be copied to index `end`, the pointer at index `begin + 1` will be copied to `end + 1`, and so forth.
|
|
///
|
|
/// The indexes `begin` up to `end` are not cleared: they will contain whatever pointers they held prior.
|
|
/// </remarks>
|
|
/// <param name="begin">The index of the first pointer that will be shifted up.</param>
|
|
/// <param name="end">The index where the first shifted pointer will end up.</param>
|
|
/// <exception cref="ArgumentException">Thrown if `end < begin`.</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `begin` or `end` are out of bounds.</exception>
|
|
public void InsertRangeWithBeginEnd(int begin, int end) => this.ListData().InsertRangeWithBeginEnd(begin, end);
|
|
|
|
/// <summary>
|
|
/// Copies the last pointer of this list to the specified index. Decrements the length by 1.
|
|
/// </summary>
|
|
/// <remarks>Useful as a cheap way to remove a pointer from this list when you don't care about preserving order.</remarks>
|
|
/// <param name="index">The index to overwrite with the last pointer.</param>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds.</exception>
|
|
public void RemoveAtSwapBack(int index) => this.ListData().RemoveAtSwapBack(index);
|
|
|
|
/// <summary>
|
|
/// Copies the last *N* pointer of this list to a range in this list. Decrements the length by *N*.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Copies the last `count` pointers to the indexes `index` up to `index + count`.
|
|
///
|
|
/// Useful as a cheap way to remove pointers from a list when you don't care about preserving order.
|
|
/// </remarks>
|
|
/// <param name="index">The index of the first pointer to overwrite.</param>
|
|
/// <param name="count">The number of pointers to copy and remove.</param>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `count` is negative,
|
|
/// or `index + count` exceeds the length.</exception>
|
|
public void RemoveRangeSwapBack(int index, int count) => this.ListData().RemoveRangeSwapBack(index, count);
|
|
|
|
/// <summary>
|
|
/// Removes the pointer at an index, shifting everything above it down by one. Decrements the length by 1.
|
|
/// </summary>
|
|
/// <param name="index">The index of the pointer to remove.</param>
|
|
/// <remarks>
|
|
/// If you don't care about preserving the order of the pointers, <see cref="RemoveAtSwapBack(int)"/> is a more efficient way to remove pointers.
|
|
/// </remarks>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds.</exception>
|
|
public void RemoveAt(int index) => this.ListData().RemoveAt(index);
|
|
|
|
/// <summary>
|
|
/// Removes *N* pointers in a range, shifting everything above the range down by *N*. Decrements the length by *N*.
|
|
/// </summary>
|
|
/// <param name="index">The index of the first pointer to remove.</param>
|
|
/// <param name="count">The number of pointers to remove.</param>
|
|
/// <remarks>
|
|
/// If you don't care about preserving the order of the pointers, `RemoveRangeSwapBackWithBeginEnd`
|
|
/// is a more efficient way to remove pointers.
|
|
/// </remarks>
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if `index` is out of bounds</exception>
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if `count` is negative,
|
|
/// or `index + count` exceeds the length.</exception>
|
|
public void RemoveRange(int index, int count) => this.ListData().RemoveRange(index, count);
|
|
|
|
/// <summary>
|
|
/// This method is not implemented. It will throw NotImplementedException if it is used.
|
|
/// </summary>
|
|
/// <remarks>Use Enumerator GetEnumerator() instead.</remarks>
|
|
/// <returns>Throws NotImplementedException.</returns>
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
|
IEnumerator IEnumerable.GetEnumerator()
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
|
|
/// <summary>
|
|
/// This method is not implemented. It will throw NotImplementedException if it is used.
|
|
/// </summary>
|
|
/// <remarks>Use Enumerator GetEnumerator() instead.</remarks>
|
|
/// <returns>Throws NotImplementedException.</returns>
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
|
IEnumerator<IntPtr> IEnumerable<IntPtr>.GetEnumerator()
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a read only of this list.
|
|
/// </summary>
|
|
/// <returns>A read only of this list.</returns>
|
|
public ReadOnly AsReadOnly()
|
|
{
|
|
return new ReadOnly(Ptr, Length);
|
|
}
|
|
|
|
/// <summary>
|
|
/// A read only for an UnsafePtrList<T>.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Use <see cref="AsReadOnly"/> to create a read only for a list.
|
|
/// </remarks>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public unsafe struct ReadOnly
|
|
{
|
|
/// <summary>
|
|
/// The internal buffer of the list.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public readonly T** Ptr;
|
|
|
|
/// <summary>
|
|
/// The number of elements.
|
|
/// </summary>
|
|
public readonly int Length;
|
|
|
|
internal ReadOnly(T** ptr, int length)
|
|
{
|
|
Ptr = ptr;
|
|
Length = length;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns the index of the first occurrence of a specific pointer in the list.
|
|
/// </summary>
|
|
/// <param name="ptr">The pointer to search for in the list.</param>
|
|
/// <returns>The index of the first occurrence of the pointer. Returns -1 if it is not found in the list.</returns>
|
|
public int IndexOf(void* ptr)
|
|
{
|
|
for (int i = 0; i < Length; ++i)
|
|
{
|
|
if (Ptr[i] == ptr) return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns true if the list contains at least one occurrence of a specific pointer.
|
|
/// </summary>
|
|
/// <param name="ptr">The pointer to search for in the list.</param>
|
|
/// <returns>True if the list contains at least one occurrence of the pointer.</returns>
|
|
public bool Contains(void* ptr)
|
|
{
|
|
return IndexOf(ptr) != -1;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// **Obsolete**. Use <see cref="AsReadOnly"/> instead.
|
|
/// </summary>
|
|
/// <returns>A parallel reader of this list.</returns>
|
|
// [Obsolete("'AsParallelReader' has been deprecated; use 'AsReadOnly' instead. (UnityUpgradable) -> AsReadOnly")]
|
|
public ParallelReader AsParallelReader()
|
|
{
|
|
return new ParallelReader(Ptr, Length);
|
|
}
|
|
|
|
/// <summary>
|
|
/// **Obsolete.** Use <see cref="ReadOnly"/> instead.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Use <see cref="AsParallelReader"/> to create a parallel reader for a list.
|
|
/// </remarks>
|
|
// [Obsolete("'ParallelReader' has been deprecated; use 'ReadOnly' instead. (UnityUpgradable) -> ReadOnly")]
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public unsafe struct ParallelReader
|
|
{
|
|
/// <summary>
|
|
/// The internal buffer of the list.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public readonly T** Ptr;
|
|
|
|
/// <summary>
|
|
/// The number of elements.
|
|
/// </summary>
|
|
public readonly int Length;
|
|
|
|
internal ParallelReader(T** ptr, int length)
|
|
{
|
|
Ptr = ptr;
|
|
Length = length;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns the index of the first occurrence of a specific pointer in the list.
|
|
/// </summary>
|
|
/// <param name="ptr">The pointer to search for in the list.</param>
|
|
/// <returns>The index of the first occurrence of the pointer. Returns -1 if it is not found in the list.</returns>
|
|
public int IndexOf(void* ptr)
|
|
{
|
|
for (int i = 0; i < Length; ++i)
|
|
{
|
|
if (Ptr[i] == ptr) return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns true if the list contains at least one occurrence of a specific pointer.
|
|
/// </summary>
|
|
/// <param name="ptr">The pointer to search for in the list.</param>
|
|
/// <returns>True if the list contains at least one occurrence of the pointer.</returns>
|
|
public bool Contains(void* ptr)
|
|
{
|
|
return IndexOf(ptr) != -1;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a parallel writer of this list.
|
|
/// </summary>
|
|
/// <returns>A parallel writer of this list.</returns>
|
|
public ParallelWriter AsParallelWriter()
|
|
{
|
|
return new ParallelWriter(Ptr, (UnsafeList<IntPtr>*)UnsafeUtility.AddressOf(ref this));
|
|
}
|
|
|
|
/// <summary>
|
|
/// A parallel writer for an UnsafePtrList<T>.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Use <see cref="AsParallelWriter"/> to create a parallel writer for a list.
|
|
/// </remarks>
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
public unsafe struct ParallelWriter
|
|
{
|
|
/// <summary>
|
|
/// The data of the list.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public readonly T** Ptr;
|
|
|
|
/// <summary>
|
|
/// The UnsafeList to write to.
|
|
/// </summary>
|
|
[NativeDisableUnsafePtrRestriction]
|
|
public UnsafeList<IntPtr>* ListData;
|
|
|
|
internal unsafe ParallelWriter(T** ptr, UnsafeList<IntPtr>* listData)
|
|
{
|
|
Ptr = ptr;
|
|
ListData = listData;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds a pointer to the end of the list.
|
|
/// </summary>
|
|
/// <param name="value">The pointer to add to the end of the list.</param>
|
|
/// <remarks>
|
|
/// Increments the length by 1. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if incrementing the length would exceed the capacity.</exception>
|
|
public void AddNoResize(T* value) => ListData->AddNoResize((IntPtr)value);
|
|
|
|
/// <summary>
|
|
/// Copies pointers from a buffer to the end of the list.
|
|
/// </summary>
|
|
/// <param name="ptr">The buffer to copy from.</param>
|
|
/// <param name="count">The number of pointers to copy from the buffer.</param>
|
|
/// <remarks>
|
|
/// Increments the length by `count`. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
|
|
public void AddRangeNoResize(T** ptr, int count) => ListData->AddRangeNoResize(ptr, count);
|
|
|
|
/// <summary>
|
|
/// Copies the pointers of another list to the end of this list.
|
|
/// </summary>
|
|
/// <param name="list">The other list to copy from.</param>
|
|
/// <remarks>
|
|
/// Increments the length by the length of the other list. Never increases the capacity.
|
|
/// </remarks>
|
|
/// <exception cref="InvalidOperationException">Thrown if the increased length would exceed the capacity.</exception>
|
|
public void AddRangeNoResize(UnsafePtrList<T> list) => ListData->AddRangeNoResize(list.Ptr, list.Length);
|
|
}
|
|
}
|
|
|
|
[GenerateTestsForBurstCompatibility]
|
|
internal static class UnsafePtrListExtensions
|
|
{
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static ref UnsafeList<IntPtr> ListData<T>(ref this UnsafePtrList<T> from) where T : unmanaged => ref UnsafeUtility.As<UnsafePtrList<T>, UnsafeList<IntPtr>>(ref from);
|
|
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new[] { typeof(int) })]
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static UnsafeList<IntPtr> ListDataRO<T>(this UnsafePtrList<T> from) where T : unmanaged => UnsafeUtility.As<UnsafePtrList<T>, UnsafeList<IntPtr>>(ref from);
|
|
}
|
|
|
|
internal sealed class UnsafePtrListDebugView<T>
|
|
where T : unmanaged
|
|
{
|
|
UnsafePtrList<T> Data;
|
|
|
|
public UnsafePtrListDebugView(UnsafePtrList<T> data)
|
|
{
|
|
Data = data;
|
|
}
|
|
|
|
public unsafe T*[] Items
|
|
{
|
|
get
|
|
{
|
|
T*[] result = new T*[Data.Length];
|
|
|
|
for (var i = 0; i < result.Length; ++i)
|
|
{
|
|
result[i] = Data.Ptr[i];
|
|
}
|
|
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
}
|