1360 lines
54 KiB
Plaintext
1360 lines
54 KiB
Plaintext
|
<#/*THIS IS A T4 FILE - see t4_text_templating.md for what it is and how to run codegen*/#>
|
||
|
|
<#@ template debug="True" #>
|
||
|
|
<#@ output extension=".gen.cs" encoding="utf-8" #>
|
||
|
|
<#@ assembly name="System.Core" #>
|
||
|
|
<#@ import namespace="System.Globalization" #>
|
||
|
|
<#@ import namespace="System.Security.Cryptography" #>
|
||
|
|
|
||
|
|
//------------------------------------------------------------------------------
|
||
|
|
// <auto-generated>
|
||
|
|
// This code was generated by a tool.
|
||
|
|
//
|
||
|
|
// TextTransform Samples/Packages/com.unity.collections/Unity.Collections/FixedList.tt
|
||
|
|
//
|
||
|
|
// Changes to this file may cause incorrect behavior and will be lost if
|
||
|
|
// the code is regenerated.
|
||
|
|
// </auto-generated>
|
||
|
|
//------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
using System.Collections.Generic;
|
||
|
|
using System.Collections;
|
||
|
|
using System.Diagnostics;
|
||
|
|
using System.Runtime.CompilerServices;
|
||
|
|
using System.Runtime.InteropServices;
|
||
|
|
using System;
|
||
|
|
using Unity.Collections.LowLevel.Unsafe;
|
||
|
|
using Unity.Mathematics;
|
||
|
|
using UnityEngine.Internal;
|
||
|
|
using UnityEngine;
|
||
|
|
using Unity.Properties;
|
||
|
|
|
||
|
|
namespace Unity.Collections
|
||
|
|
{
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(FixedBytes32Align8) })]
|
||
|
|
[Serializable]
|
||
|
|
internal struct FixedList<T,U>
|
||
|
|
: INativeList<T>
|
||
|
|
where T : unmanaged
|
||
|
|
where U : unmanaged
|
||
|
|
{
|
||
|
|
[SerializeField] internal U data;
|
||
|
|
|
||
|
|
internal ushort length
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
fixed(void* ptr = &data)
|
||
|
|
return *((ushort*)ptr);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
set
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
fixed (void* ptr = &data)
|
||
|
|
*((ushort*)ptr) = value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
internal readonly unsafe byte* buffer
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
get
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
fixed (void* ptr = &data)
|
||
|
|
return ((byte*)ptr) + UnsafeUtility.SizeOf<ushort>();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// The current number of items in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <value>The current number of items in this list.</value>
|
||
|
|
[CreateProperty]
|
||
|
|
public int Length
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get => length;
|
||
|
|
|
||
|
|
set
|
||
|
|
{
|
||
|
|
FixedList.CheckResize<U,T>(value);
|
||
|
|
length = (ushort)value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// A property in order to display items in the Entity Inspector.
|
||
|
|
/// </summary>
|
||
|
|
[CreateProperty] IEnumerable<T> Elements => this.ToArray();
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Whether the list is empty.
|
||
|
|
/// </summary>
|
||
|
|
/// <value>True if this string has no characters or if the container has not been constructed.</value>
|
||
|
|
public readonly bool IsEmpty
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
get => Length == 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal readonly int LengthInBytes => Length * UnsafeUtility.SizeOf<T>();
|
||
|
|
|
||
|
|
internal readonly unsafe byte* Buffer
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
get
|
||
|
|
{
|
||
|
|
return buffer + FixedList.PaddingBytes<T>();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// The number of elements that can fit in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <value>The number of elements that can fit in this list.</value>
|
||
|
|
/// <remarks>The capacity of a FixedList cannot be changed. The setter is included only for conformity with <see cref="INativeList{T}"/>.</remarks>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the new value does not match the current capacity.</exception>
|
||
|
|
public int Capacity
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get
|
||
|
|
{
|
||
|
|
return FixedList.Capacity<U,T>();
|
||
|
|
}
|
||
|
|
|
||
|
|
set
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckCapacityInRange(value, Length);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// The element at a given index.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="index">An index.</param>
|
||
|
|
/// <value>The value to store at the index.</value>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public T this[int index]
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckIndexInRange(index, length);
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
return UnsafeUtility.ReadArrayElement<T>(Buffer, CollectionHelper.AssumePositive(index));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
set
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckIndexInRange(index, length);
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
UnsafeUtility.WriteArrayElement<T>(Buffer, CollectionHelper.AssumePositive(index), value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns the element at a given index.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="index">An index.</param>
|
||
|
|
/// <returns>A reference to the element at the index.</returns>
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
public ref T ElementAt(int index)
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckIndexInRange(index, length);
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
return ref UnsafeUtility.ArrayElementAsRef<T>(Buffer, index);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns the hash code of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// Only the content of the list (the bytes of the elements) are included in the hash. Any bytes beyond the length are not part of the hash.</remarks>
|
||
|
|
/// <returns>The hash code of this list.</returns>
|
||
|
|
public override int GetHashCode()
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
return (int)CollectionHelper.Hash(Buffer, LengthInBytes);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends an element to the end of this list. Increments the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// The same as <see cref="AddNoResize"/>. Included only for consistency with the other list types.
|
||
|
|
/// If the element exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="item">The element to append at the end of the list.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public void Add(in T item) => AddNoResize(in item);
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends elements from a buffer to the end of this list. Increments the length by the number of appended elements.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// The same as <see cref="AddRangeNoResize"/>. Included only for consistency with the other list types.
|
||
|
|
/// If the elements exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="ptr">A buffer.</param>
|
||
|
|
/// <param name="length">The number of elements from the buffer to append.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public unsafe void AddRange(void* ptr, int length) => AddRangeNoResize(ptr, length);
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends an element to the end of this list. Increments the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If the element exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="item">The element to append at the end of the list.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
public void AddNoResize(in T item)
|
||
|
|
{
|
||
|
|
this[Length++] = item;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends elements from a buffer to the end of this list. Increments the length by the number of appended elements.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If the elements exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="ptr">A buffer.</param>
|
||
|
|
/// <param name="length">The number of elements from the buffer to append.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public unsafe void AddRangeNoResize(void* ptr, int length)
|
||
|
|
{
|
||
|
|
var idx = Length;
|
||
|
|
Length += length;
|
||
|
|
UnsafeUtility.MemCpy((T*)Buffer + idx, ptr, UnsafeUtility.SizeOf<T>() * length);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends value count times to the end of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If the elements exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="value">The value to add to the end of this list.</param>
|
||
|
|
/// <param name="count">The number of times to replicate the value.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public unsafe void AddReplicate(in T value, int count)
|
||
|
|
{
|
||
|
|
var idx = Length;
|
||
|
|
Length += count;
|
||
|
|
fixed (T* ptr = &value)
|
||
|
|
UnsafeUtility.MemCpyReplicate((T*)Buffer + idx, ptr, UnsafeUtility.SizeOf<T>(), count);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Sets the length to 0.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks> Does *not* zero out the bytes.</remarks>
|
||
|
|
public void Clear()
|
||
|
|
{
|
||
|
|
Length = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <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 `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="IndexOutOfRangeException">Thrown if the new length exceeds the capacity.</exception>
|
||
|
|
public void InsertRangeWithBeginEnd(int begin, int end)
|
||
|
|
{
|
||
|
|
int items = end - begin;
|
||
|
|
if(items < 1)
|
||
|
|
return;
|
||
|
|
int itemsToCopy = length - begin;
|
||
|
|
Length += items;
|
||
|
|
if(itemsToCopy < 1)
|
||
|
|
return;
|
||
|
|
int bytesToCopy = itemsToCopy * UnsafeUtility.SizeOf<T>();
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
byte *b = Buffer;
|
||
|
|
byte *dest = b + end * UnsafeUtility.SizeOf<T>();
|
||
|
|
byte *src = b + begin * UnsafeUtility.SizeOf<T>();
|
||
|
|
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>
|
||
|
|
/// Inserts a single element at an index. Increments the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="index">The index at which to insert the element.</param>
|
||
|
|
/// <param name="item">The element to insert.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void Insert(int index, in T item)
|
||
|
|
{
|
||
|
|
InsertRangeWithBeginEnd(index, index+1);
|
||
|
|
this[index] = item;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Copies the last element of this list to an index. Decrements the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>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 to overwrite with the last element.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveAtSwapBack(int index)
|
||
|
|
{
|
||
|
|
RemoveRangeSwapBack(index, 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`-numbered elements to the range starting at `index`.
|
||
|
|
///
|
||
|
|
/// Useful as a cheap way to remove elements from a list when you don't care about preserving order.
|
||
|
|
///
|
||
|
|
/// Does nothing if the count is less than 1.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="index">The first index of the destination range.</param>
|
||
|
|
/// <param name="count">The number of elements to copy and the amount by which to decrement the length.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveRangeSwapBack(int index, int count)
|
||
|
|
{
|
||
|
|
if (count > 0)
|
||
|
|
{
|
||
|
|
int copyFrom = math.max(Length - count, index + count);
|
||
|
|
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var sizeOf = UnsafeUtility.SizeOf<T>();
|
||
|
|
void* dst = Buffer + index * sizeOf;
|
||
|
|
void* src = Buffer + copyFrom * sizeOf;
|
||
|
|
UnsafeUtility.MemCpy(dst, src, (Length - copyFrom) * sizeOf);
|
||
|
|
}
|
||
|
|
|
||
|
|
Length -= count;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Removes the element at an index. Shifts everything above the index down by one and 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, `RemoveAtSwapBack` is a more efficient way to remove an element.
|
||
|
|
/// </remarks>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveAt(int index)
|
||
|
|
{
|
||
|
|
RemoveRange(index, 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Removes *N* elements of a range. Shifts everything above the range down by *N* and decrements the length by *N*.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If you don't care about preserving the order of the elements, `RemoveAtSwapBack` is a more efficient way to remove elements.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="index">The first index of the range to remove.</param>
|
||
|
|
/// <param name="count">The number of elements to remove.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveRange(int index, int count)
|
||
|
|
{
|
||
|
|
if (count > 0)
|
||
|
|
{
|
||
|
|
int copyFrom = math.min(index + count, Length);
|
||
|
|
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var sizeOf = UnsafeUtility.SizeOf<T>();
|
||
|
|
void* dst = Buffer + index * sizeOf;
|
||
|
|
void* src = Buffer + copyFrom * sizeOf;
|
||
|
|
UnsafeUtility.MemCpy(dst, src, (Length - copyFrom) * sizeOf);
|
||
|
|
}
|
||
|
|
|
||
|
|
Length -= count;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a managed array that is a copy of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <returns>A managed array that is a copy of this list.</returns>
|
||
|
|
[ExcludeFromBurstCompatTesting("Returns managed array")]
|
||
|
|
public T[] ToArray()
|
||
|
|
{
|
||
|
|
var result = new T[Length];
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
byte* s = Buffer;
|
||
|
|
fixed(T* d = result)
|
||
|
|
UnsafeUtility.MemCpy(d, s, LengthInBytes);
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns an array that is a copy of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="allocator">The allocator to use.</param>
|
||
|
|
/// <returns>An array that is a copy of this list.</returns>
|
||
|
|
public NativeArray<T> ToNativeArray(AllocatorManager.AllocatorHandle allocator)
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var copy = CollectionHelper.CreateNativeArray<T>(Length, allocator, NativeArrayOptions.UninitializedMemory);
|
||
|
|
UnsafeUtility.MemCpy(copy.GetUnsafePtr(), Buffer, LengthInBytes);
|
||
|
|
return copy;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[GenerateTestsForBurstCompatibility]
|
||
|
|
struct FixedList
|
||
|
|
{
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int) })]
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
internal static int PaddingBytes<T>() where T : unmanaged
|
||
|
|
{
|
||
|
|
return math.max(0, math.min(6, (1 << math.tzcnt(UnsafeUtility.SizeOf<T>())) - 2));
|
||
|
|
}
|
||
|
|
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
internal static int StorageBytes<BUFFER,T>() where BUFFER : unmanaged where T : unmanaged
|
||
|
|
{
|
||
|
|
return UnsafeUtility.SizeOf<BUFFER>() - UnsafeUtility.SizeOf<ushort>() - PaddingBytes<T>();
|
||
|
|
}
|
||
|
|
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
internal static int Capacity<BUFFER,T>() where BUFFER : unmanaged where T : unmanaged
|
||
|
|
{
|
||
|
|
return StorageBytes<BUFFER,T>() / UnsafeUtility.SizeOf<T>();
|
||
|
|
}
|
||
|
|
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
||
|
|
[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS"), Conditional("UNITY_DOTS_DEBUG")]
|
||
|
|
internal static void CheckResize<BUFFER,T>(int newLength) where BUFFER : unmanaged where T : unmanaged
|
||
|
|
{
|
||
|
|
var Capacity = Capacity<BUFFER,T>();
|
||
|
|
if (newLength < 0 || newLength > Capacity)
|
||
|
|
throw new IndexOutOfRangeException($"NewLength {newLength} is out of range of '{Capacity}' Capacity.");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
<#
|
||
|
|
var SIZES = new int[]{32,64,128,512,4096};
|
||
|
|
for(var size = 0; size < 5; ++size)
|
||
|
|
{
|
||
|
|
var BYTES = SIZES[size];
|
||
|
|
var BUFFER_BYTES = BYTES;
|
||
|
|
var TYPENAME = String.Format("FixedList{0}Bytes", BYTES);
|
||
|
|
var OLD_TYPENAME = String.Format("FixedList{0}", BYTES);
|
||
|
|
|
||
|
|
#>
|
||
|
|
/// <summary>
|
||
|
|
/// An unmanaged, resizable list whose content is all stored directly in the <#=BYTES#>-byte struct. Useful for small lists.
|
||
|
|
/// </summary>
|
||
|
|
/// <typeparam name="T">The type of the elements.</typeparam>
|
||
|
|
[Serializable]
|
||
|
|
[DebuggerTypeProxy(typeof(<#=TYPENAME#>DebugView<>))]
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int) })]
|
||
|
|
public struct <#=TYPENAME#><T>
|
||
|
|
: INativeList<T>
|
||
|
|
, IEnumerable<T> // Used by collection initializers.
|
||
|
|
<#
|
||
|
|
foreach(var OTHERBYTES in SIZES)
|
||
|
|
{
|
||
|
|
var OTHERTYPENAME = String.Format("FixedList{0}Bytes", OTHERBYTES);
|
||
|
|
WriteLine(" , IEquatable<{0}<T>>", OTHERTYPENAME);
|
||
|
|
WriteLine(" , IComparable<{0}<T>>", OTHERTYPENAME);
|
||
|
|
}
|
||
|
|
#> where T : unmanaged
|
||
|
|
{
|
||
|
|
[SerializeField] internal FixedBytes<#=BUFFER_BYTES#>Align8 data;
|
||
|
|
|
||
|
|
internal ushort length
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
fixed(void* ptr = &data)
|
||
|
|
return *((ushort*)ptr);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
set
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
fixed (void* ptr = &data)
|
||
|
|
*((ushort*)ptr) = value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
internal readonly unsafe byte* buffer
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
get
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
fixed (void* ptr = &data)
|
||
|
|
return ((byte*)ptr) + UnsafeUtility.SizeOf<ushort>();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// The current number of items in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <value>The current number of items in this list.</value>
|
||
|
|
[CreateProperty]
|
||
|
|
public int Length
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get => length;
|
||
|
|
set
|
||
|
|
{
|
||
|
|
FixedList.CheckResize<FixedBytes<#=BUFFER_BYTES#>Align8,T>(value);
|
||
|
|
length = (ushort)value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// A property in order to display items in the Entity Inspector.
|
||
|
|
/// </summary>
|
||
|
|
[CreateProperty] IEnumerable<T> Elements => this.ToArray();
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Whether this list is empty.
|
||
|
|
/// </summary>
|
||
|
|
/// <value>True if this string has no characters or if the container has not been constructed.</value>
|
||
|
|
public readonly bool IsEmpty
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
get => Length == 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal int LengthInBytes => Length * UnsafeUtility.SizeOf<T>();
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a pointer to the first element of the list buffer.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// The pointer returned by this method points into the internals of the target list object. It is the
|
||
|
|
/// caller's responsibility to ensure that the pointer is not used after the list is destroyed or goes
|
||
|
|
/// out of scope.
|
||
|
|
/// </remarks>
|
||
|
|
/// <returns>A pointer to the first element of the list buffer.</returns>
|
||
|
|
internal readonly unsafe byte* Buffer
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
get
|
||
|
|
{
|
||
|
|
return buffer + FixedList.PaddingBytes<T>();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// The number of elements that can fit in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <value>The number of elements that can fit in this list.</value>
|
||
|
|
/// <remarks>The capacity of a FixedList cannot be changed. The setter is included only for conformity with <see cref="INativeList{T}"/>.</remarks>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the new value does not match the current capacity.</exception>
|
||
|
|
public int Capacity
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get
|
||
|
|
{
|
||
|
|
return FixedList.Capacity<FixedBytes<#=BUFFER_BYTES#>Align8,T>();
|
||
|
|
}
|
||
|
|
|
||
|
|
set
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckCapacityInRange(value, Length);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// The element at a given index.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="index">An index.</param>
|
||
|
|
/// <value>The value to store at the index.</value>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public T this[int index]
|
||
|
|
{
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
readonly get
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckIndexInRange(index, length);
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
return UnsafeUtility.ReadArrayElement<T>(Buffer, CollectionHelper.AssumePositive(index));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
set
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckIndexInRange(index, length);
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
UnsafeUtility.WriteArrayElement<T>(Buffer, CollectionHelper.AssumePositive(index), value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns the element at a given index.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="index">An index.</param>
|
||
|
|
/// <returns>The list element at the index.</returns>
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
public ref T ElementAt(int index)
|
||
|
|
{
|
||
|
|
CollectionHelper.CheckIndexInRange(index, length);
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
return ref UnsafeUtility.ArrayElementAsRef<T>(Buffer, index);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns the hash code of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// Only the content of the list (the bytes of the elements) are included in the hash. Any bytes beyond the length are not part of the hash.</remarks>
|
||
|
|
/// <returns>The hash code of this list.</returns>
|
||
|
|
public override int GetHashCode()
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
return (int)CollectionHelper.Hash(Buffer, LengthInBytes);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends an element to the end of this list. Increments the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// The same as <see cref="AddNoResize"/>. Included only for consistency with the other list types.
|
||
|
|
/// If the element exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="item">The element to append at the end of the list.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public void Add(in T item) => AddNoResize(in item);
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends elements from a buffer to the end of this list. Increments the length by the number of appended elements.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// The same as <see cref="AddRangeNoResize"/>. Included only for consistency with the other list types.
|
||
|
|
/// If the elements exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="ptr">A buffer.</param>
|
||
|
|
/// <param name="length">The number of elements from the buffer to append.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public unsafe void AddRange(void* ptr, int length) => AddRangeNoResize(ptr, length);
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends an element to the end of this list. Increments the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If the element exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="item">The element to append at the end of the list.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
public void AddNoResize(in T item)
|
||
|
|
{
|
||
|
|
this[Length++] = item;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends elements from a buffer to the end of this list. Increments the length by the number of appended elements.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If the elements exceeds the capacity, throws cref="IndexOutOfRangeException", and the list is unchanged.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="ptr">A buffer.</param>
|
||
|
|
/// <param name="length">The number of elements from the buffer to append.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public unsafe void AddRangeNoResize(void* ptr, int length)
|
||
|
|
{
|
||
|
|
var idx = Length;
|
||
|
|
Length += length;
|
||
|
|
UnsafeUtility.MemCpy((T*)Buffer + idx, ptr, UnsafeUtility.SizeOf<T>() * length);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Appends value count times to the end of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="value">The value to add to the end of this list.</param>
|
||
|
|
/// <param name="count">The number of times to replicate the value.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Thrown if the append exceeds the capacity.</exception>
|
||
|
|
public unsafe void AddReplicate(in T value, int count)
|
||
|
|
{
|
||
|
|
var idx = Length;
|
||
|
|
Length += count;
|
||
|
|
fixed (T* ptr = &value)
|
||
|
|
UnsafeUtility.MemCpyReplicate((T*)Buffer + idx, ptr, UnsafeUtility.SizeOf<T>(), count);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Sets the length to 0.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks> Does *not* zero out the bytes.</remarks>
|
||
|
|
public void Clear()
|
||
|
|
{
|
||
|
|
Length = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <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 `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="IndexOutOfRangeException">Thrown if the new length exceeds the capacity.</exception>
|
||
|
|
public void InsertRangeWithBeginEnd(int begin, int end)
|
||
|
|
{
|
||
|
|
int items = end - begin;
|
||
|
|
if(items < 1)
|
||
|
|
return;
|
||
|
|
int itemsToCopy = length - begin;
|
||
|
|
Length += items;
|
||
|
|
if(itemsToCopy < 1)
|
||
|
|
return;
|
||
|
|
int bytesToCopy = itemsToCopy * UnsafeUtility.SizeOf<T>();
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
byte *b = Buffer;
|
||
|
|
byte *dest = b + end * UnsafeUtility.SizeOf<T>();
|
||
|
|
byte *src = b + begin * UnsafeUtility.SizeOf<T>();
|
||
|
|
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>
|
||
|
|
/// Inserts a single element at an index. Increments the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="index">The index at which to insert the element.</param>
|
||
|
|
/// <param name="item">The element to insert.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void Insert(int index, in T item)
|
||
|
|
{
|
||
|
|
InsertRangeWithBeginEnd(index, index+1);
|
||
|
|
this[index] = item;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Copies the last element of this list to an index. Decrements the length by 1.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>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 to overwrite with the last element.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveAtSwapBack(int index)
|
||
|
|
{
|
||
|
|
RemoveRangeSwapBack(index, 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`-numbered elements to the range starting at `index`.
|
||
|
|
///
|
||
|
|
/// Useful as a cheap way to remove elements from a list when you don't care about preserving order.
|
||
|
|
///
|
||
|
|
/// Does nothing if the count is less than 1.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="index">The first index of the destination range.</param>
|
||
|
|
/// <param name="count">The number of elements to copy and the amount by which to decrement the length.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveRangeSwapBack(int index, int count)
|
||
|
|
{
|
||
|
|
if (count > 0)
|
||
|
|
{
|
||
|
|
int copyFrom = math.max(Length - count, index + count);
|
||
|
|
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var sizeOf = UnsafeUtility.SizeOf<T>();
|
||
|
|
void* dst = Buffer + index * sizeOf;
|
||
|
|
void* src = Buffer + copyFrom * sizeOf;
|
||
|
|
UnsafeUtility.MemCpy(dst, src, (Length - copyFrom) * sizeOf);
|
||
|
|
}
|
||
|
|
|
||
|
|
Length -= count;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Removes the element at an index. Shifts everything above the index down by one and 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, `RemoveAtSwapBack` is a more efficient way to remove an element.
|
||
|
|
/// </remarks>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveAt(int index)
|
||
|
|
{
|
||
|
|
RemoveRange(index, 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Removes *N* elements of a range. Shifts everything above the range down by *N* and decrements the length by *N*.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If you don't care about preserving the order of the elements, `RemoveAtSwapBack` is a more efficient way to remove elements.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="index">The first index of the range to remove.</param>
|
||
|
|
/// <param name="count">The number of elements to remove.</param>
|
||
|
|
/// <exception cref="ArgumentOutOfRangeException">Thrown if the index is out of bounds.</exception>
|
||
|
|
public void RemoveRange(int index, int count)
|
||
|
|
{
|
||
|
|
if (count > 0)
|
||
|
|
{
|
||
|
|
int copyFrom = math.min(index + count, Length);
|
||
|
|
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var sizeOf = UnsafeUtility.SizeOf<T>();
|
||
|
|
void* dst = Buffer + index * sizeOf;
|
||
|
|
void* src = Buffer + copyFrom * sizeOf;
|
||
|
|
UnsafeUtility.MemCpy(dst, src, (Length - copyFrom) * sizeOf);
|
||
|
|
}
|
||
|
|
|
||
|
|
Length -= count;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a managed array that is a copy of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <returns>A managed array that is a copy of this list.</returns>
|
||
|
|
[ExcludeFromBurstCompatTesting("Returns managed array")]
|
||
|
|
public T[] ToArray()
|
||
|
|
{
|
||
|
|
var result = new T[Length];
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
byte* s = Buffer;
|
||
|
|
fixed(T* d = result)
|
||
|
|
UnsafeUtility.MemCpy(d, s, LengthInBytes);
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns an array that is a copy of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="allocator">The allocator to use.</param>
|
||
|
|
/// <returns>An array that is a copy of this list.</returns>
|
||
|
|
public NativeArray<T> ToNativeArray(AllocatorManager.AllocatorHandle allocator)
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var copy = CollectionHelper.CreateNativeArray<T>(Length, allocator, NativeArrayOptions.UninitializedMemory);
|
||
|
|
UnsafeUtility.MemCpy(copy.GetUnsafePtr(), Buffer, LengthInBytes);
|
||
|
|
return copy;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
<#
|
||
|
|
foreach(var OTHERBYTES in SIZES)
|
||
|
|
{
|
||
|
|
var OTHER_BUFFER_BYTES = OTHERBYTES;
|
||
|
|
var OTHERTYPENAME = String.Format("FixedList{0}Bytes", OTHERBYTES);
|
||
|
|
#>
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns true if two lists are equal.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>Two lists are equal if their length and bytes are equal.</remarks>
|
||
|
|
/// <param name="a">The first list to compare for equality.</param>
|
||
|
|
/// <param name="b">The second list to compare for equality.</param>
|
||
|
|
/// <returns>True if the two lists are equal.</returns>
|
||
|
|
public static bool operator ==(in <#=TYPENAME#><T> a, in <#=OTHERTYPENAME#><T> b)
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
if(a.length != b.length)
|
||
|
|
return false;
|
||
|
|
return UnsafeUtility.MemCmp(a.Buffer, b.Buffer, a.LengthInBytes) == 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns true if two lists are unequal.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>Two lists are equal if their length and bytes are equal.</remarks>
|
||
|
|
/// <param name="a">The first list to compare for inequality.</param>
|
||
|
|
/// <param name="b">The second list to compare for inequality.</param>
|
||
|
|
/// <returns>True if the two lists are unequal.</returns>
|
||
|
|
public static bool operator !=(in <#=TYPENAME#><T> a, in <#=OTHERTYPENAME#><T> b)
|
||
|
|
{
|
||
|
|
return !(a == b);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a number denoting whether this list should be placed before or after another list in a sort.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="other">A list to to compare with.</param>
|
||
|
|
/// <returns>An integer denoting the respective sort position of the list relative to the other:
|
||
|
|
///
|
||
|
|
/// 0 denotes that both lists should have the same position in a sort.
|
||
|
|
/// -1 denotes that this list should precede the other list in a sort.
|
||
|
|
/// +1 denotes that this list should follow the other list in a sort.
|
||
|
|
/// </returns>
|
||
|
|
public int CompareTo(<#=OTHERTYPENAME#><T> other)
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
byte* a = buffer;
|
||
|
|
byte* b = other.buffer;
|
||
|
|
var aa = a + FixedList.PaddingBytes<T>();
|
||
|
|
var bb = b + FixedList.PaddingBytes<T>();
|
||
|
|
var mini = math.min(Length, other.Length);
|
||
|
|
for(var i = 0; i < mini; ++i)
|
||
|
|
{
|
||
|
|
var j = UnsafeUtility.MemCmp(aa + sizeof(T) * i, bb + sizeof(T) * i, sizeof(T));
|
||
|
|
if(j != 0)
|
||
|
|
return j;
|
||
|
|
}
|
||
|
|
return Length.CompareTo(other.Length);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns true if this list and another list are equal.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>Two lists are equal if their length and bytes are equal.</remarks>
|
||
|
|
/// <param name="other">The list to compare for equality.</param>
|
||
|
|
/// <returns>True if the two lists are equal.</returns>
|
||
|
|
public bool Equals(<#=OTHERTYPENAME#><T> other)
|
||
|
|
{
|
||
|
|
return CompareTo(other) == 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
<#
|
||
|
|
if(BYTES != OTHERBYTES)
|
||
|
|
{
|
||
|
|
#>
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Initializes and returns an instance of <#=TYPENAME#> with content copied from another list.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="other">The list to copy.</param>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Throws if the other list's length exceeds the capacity of <#=TYPENAME#><T>.</exception>
|
||
|
|
public <#=TYPENAME#>(in <#=OTHERTYPENAME#><T> other)
|
||
|
|
{
|
||
|
|
this = default;
|
||
|
|
var error = Initialize(other);
|
||
|
|
if(error != 0)
|
||
|
|
FixedList.CheckResize<FixedBytes<#=BUFFER_BYTES#>Align8,T>(other.Length);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Initializes an instance of <#=TYPENAME#> with content copied from another list.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="other">The list to copy.</param>
|
||
|
|
/// <returns>zero on success, or non-zero on error.</returns>
|
||
|
|
internal int Initialize(in <#=OTHERTYPENAME#><T> other)
|
||
|
|
{
|
||
|
|
if(other.Length > Capacity)
|
||
|
|
return (int)CopyError.Truncation;
|
||
|
|
length = other.length;
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
UnsafeUtility.MemCpy(Buffer, other.Buffer, LengthInBytes);
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a new list that is a copy of another list.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="other">The list to copy.</param>
|
||
|
|
/// <returns>A new list that is a copy of the other.</returns>
|
||
|
|
/// <exception cref="IndexOutOfRangeException">Throws if the other list's length exceeds the capacity of <#=TYPENAME#><T>.</exception>
|
||
|
|
public static implicit operator <#=TYPENAME#><T>(in <#=OTHERTYPENAME#><T> other)
|
||
|
|
{
|
||
|
|
return new <#=TYPENAME#><T>(other);
|
||
|
|
}
|
||
|
|
<#
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#>
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns true if the list is equal to an object.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>Two lists are equal if their length and bytes are equal.
|
||
|
|
///
|
||
|
|
/// A FixedList*N*<T> can only be equal to another FixedList*N*<T> with the same *N* and T.
|
||
|
|
/// </remarks>
|
||
|
|
/// <param name="obj">An object to compare for equality.</param>
|
||
|
|
/// <returns>True if the list is equal to the object.</returns>
|
||
|
|
[ExcludeFromBurstCompatTesting("Takes managed object")]
|
||
|
|
public override bool Equals(object obj)
|
||
|
|
{
|
||
|
|
<#
|
||
|
|
foreach(var OTHERBYTES in SIZES)
|
||
|
|
{
|
||
|
|
var OTHERTYPENAME = String.Format("FixedList{0}Bytes", OTHERBYTES);
|
||
|
|
WriteLine(" if(obj is {0}<T> a{0}) return Equals(a{0});", OTHERTYPENAME);
|
||
|
|
}
|
||
|
|
#>
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// An enumerator over the elements of a <#=TYPENAME#><T>.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// In an enumerator's initial state, `Current` cannot be read. The first <see cref="MoveNext"/> call advances the enumerator to the first element.
|
||
|
|
/// </remarks>
|
||
|
|
public struct Enumerator : IEnumerator<T>
|
||
|
|
{
|
||
|
|
<#=TYPENAME#><T> m_List;
|
||
|
|
int m_Index;
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Initializes and returns an instance of <#=TYPENAME#><T>.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="list">The list for which to create an enumerator.</param>
|
||
|
|
public Enumerator(ref <#=TYPENAME#><T> list)
|
||
|
|
{
|
||
|
|
m_List = list;
|
||
|
|
m_Index = -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Does nothing.
|
||
|
|
/// </summary>
|
||
|
|
public void Dispose()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Advances the enumerator to the next element.
|
||
|
|
/// </summary>
|
||
|
|
/// <returns>True if <see cref="Current"/> is valid to read after the call.</returns>
|
||
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
||
|
|
public bool MoveNext()
|
||
|
|
{
|
||
|
|
m_Index++;
|
||
|
|
return m_Index < m_List.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_List[m_Index]; // Let <#=TYPENAME#><T> indexer check for out of range.
|
||
|
|
}
|
||
|
|
|
||
|
|
object IEnumerator.Current => Current;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns an enumerator for iterating over the elements of this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <returns>An enumerator for iterating over the elements of this list.</returns>
|
||
|
|
public Enumerator GetEnumerator()
|
||
|
|
{
|
||
|
|
return new Enumerator(ref this);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// This method is not implemented. Use <see cref="GetEnumerator"/> instead.
|
||
|
|
/// </summary>
|
||
|
|
/// <returns>Nothing because it always throws <see cref="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>Nothing because it always throws <see cref="NotImplementedException"/>.</returns>
|
||
|
|
/// <exception cref="NotImplementedException">Method is not implemented.</exception>
|
||
|
|
IEnumerator<T> IEnumerable<T>.GetEnumerator()
|
||
|
|
{
|
||
|
|
throw new NotImplementedException();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Provides extension methods for <#=TYPENAME#>.
|
||
|
|
/// </summary>
|
||
|
|
[GenerateTestsForBurstCompatibility]
|
||
|
|
public unsafe static class <#=TYPENAME#>Extensions
|
||
|
|
{
|
||
|
|
/// <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 value type.</typeparam>
|
||
|
|
/// <param name="list">The list to search.</param>
|
||
|
|
/// <param name="value">The value to locate.</param>
|
||
|
|
/// <returns>The index of the first occurrence of the value. Returns -1 if no occurrence is found.</returns>
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
||
|
|
public static int IndexOf<T, U>(this ref <#=TYPENAME#><T> list, U value) where T : unmanaged, IEquatable<U>
|
||
|
|
{
|
||
|
|
return NativeArrayExtensions.IndexOf<T, U>(list.Buffer, list.Length, value);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns true if a particular value is present in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <typeparam name="T">The type of elements in this list.</typeparam>
|
||
|
|
/// <typeparam name="U">The value type.</typeparam>
|
||
|
|
/// <param name="list">The list to search.</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 ref <#=TYPENAME#><T> list, U value) where T : unmanaged, IEquatable<U>
|
||
|
|
{
|
||
|
|
return list.IndexOf(value) != -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Removes the first occurrence of a particular value in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If a value is removed, all elements after it are shifted down by one, and the list's length is decremented by one.
|
||
|
|
///
|
||
|
|
/// If you don't need to preserve the order of the remaining elements, <see cref="Unity.Collections.<#=TYPENAME#>Extensions.RemoveSwapBack{T, U}"/> is a cheaper alternative.
|
||
|
|
/// </remarks>
|
||
|
|
/// <typeparam name="T">The type of elements in this list.</typeparam>
|
||
|
|
/// <typeparam name="U">The value type.</typeparam>
|
||
|
|
/// <param name="list">The list to search.</param>
|
||
|
|
/// <param name="value">The value to locate and remove.</param>
|
||
|
|
/// <returns>True if the value was found and removed.</returns>
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
||
|
|
public static bool Remove<T, U>(this ref <#=TYPENAME#><T> list, U value) where T : unmanaged, IEquatable<U>
|
||
|
|
{
|
||
|
|
int index = list.IndexOf(value);
|
||
|
|
if (index < 0)
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
list.RemoveAt(index);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Removes the first occurrence of a particular value in this list.
|
||
|
|
/// </summary>
|
||
|
|
/// <remarks>
|
||
|
|
/// If a value is removed, the last element of the list is copied to overwrite the removed value, and the list's length is decremented by one.
|
||
|
|
///
|
||
|
|
/// This is cheaper than <see cref="Remove"/>, but the order of the remaining elements is not preserved.
|
||
|
|
/// </remarks>
|
||
|
|
/// <typeparam name="T">The type of elements in this list.</typeparam>
|
||
|
|
/// <typeparam name="U">The value type.</typeparam>
|
||
|
|
/// <param name="list">The list to search.</param>
|
||
|
|
/// <param name="value">The value to locate and remove.</param>
|
||
|
|
/// <returns>Returns true if the item is removed.</returns>
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(int) })]
|
||
|
|
public static bool RemoveSwapBack<T, U>(this ref <#=TYPENAME#><T> list, U value) where T : unmanaged, IEquatable<U>
|
||
|
|
{
|
||
|
|
var index = list.IndexOf(value);
|
||
|
|
if (index == -1)
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
list.RemoveAtSwapBack(index);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
sealed class <#=TYPENAME#>DebugView<T> where T : unmanaged
|
||
|
|
{
|
||
|
|
<#=TYPENAME#><T> m_List;
|
||
|
|
public <#=TYPENAME#>DebugView(<#=TYPENAME#><T> list)
|
||
|
|
{
|
||
|
|
m_List = list;
|
||
|
|
}
|
||
|
|
public T[] Items => m_List.ToArray();
|
||
|
|
}
|
||
|
|
<#
|
||
|
|
}
|
||
|
|
#>
|
||
|
|
|
||
|
|
<#
|
||
|
|
var TYPES = new string[]{"byte","int","float"};
|
||
|
|
var TYPESIZES = new int[]{1,4,4};
|
||
|
|
for(var type = 0; type < 3; ++type)
|
||
|
|
for(var size = 0; size < 5; ++size)
|
||
|
|
{
|
||
|
|
var BYTES = SIZES[size];
|
||
|
|
var TYPE = TYPES[type];
|
||
|
|
var TYPESIZE = TYPESIZES[type];
|
||
|
|
var BUFFER_BYTES = BYTES;
|
||
|
|
var TYPENAME = String.Format("FixedList{0}{1}", new CultureInfo("en-US").TextInfo.ToTitleCase(TYPE), BYTES);
|
||
|
|
var NEW_TYPENAME = $"FixedList{BYTES}Bytes<{TYPE}>";
|
||
|
|
#>
|
||
|
|
|
||
|
|
|
||
|
|
<#
|
||
|
|
}
|
||
|
|
#>
|
||
|
|
/// <summary>
|
||
|
|
/// Provides extension methods for FixedList*N*.
|
||
|
|
/// </summary>
|
||
|
|
public static class FixedListExtensions
|
||
|
|
{
|
||
|
|
<#
|
||
|
|
for(var size = 0; size < 5; ++size)
|
||
|
|
{
|
||
|
|
var BYTES = SIZES[size];
|
||
|
|
var BUFFER_BYTES = BYTES;
|
||
|
|
var TYPENAME = String.Format("FixedList{0}Bytes", BYTES);
|
||
|
|
#>
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Sorts the elements in this list in ascending order.
|
||
|
|
/// </summary>
|
||
|
|
/// <typeparam name="T">The type of the elements.</typeparam>
|
||
|
|
/// <param name="list">The list to sort.</param>
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int) })]
|
||
|
|
public static void Sort<T>(this ref <#=TYPENAME#><T> list)
|
||
|
|
where T : unmanaged, IComparable<T>
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var c = list.buffer + FixedList.PaddingBytes<T>();
|
||
|
|
NativeSortExtension.Sort((T*)c, list.Length);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Sorts the elements in this list using a custom comparison.
|
||
|
|
/// </summary>
|
||
|
|
/// <typeparam name="T">The type of the elements.</typeparam>
|
||
|
|
/// <typeparam name="U">The type of the comparer.</typeparam>
|
||
|
|
/// <param name="list">The list to sort.</param>
|
||
|
|
/// <param name="comp">The comparison function used to determine the relative order of the elements.</param>
|
||
|
|
[GenerateTestsForBurstCompatibility(GenericTypeArguments = new [] { typeof(int), typeof(NativeSortExtension.DefaultComparer<int>) })]
|
||
|
|
public static void Sort<T, U>(this ref <#=TYPENAME#><T> list, U comp)
|
||
|
|
where T : unmanaged, IComparable<T>
|
||
|
|
where U : IComparer<T>
|
||
|
|
{
|
||
|
|
unsafe
|
||
|
|
{
|
||
|
|
var c = list.buffer + FixedList.PaddingBytes<T>();
|
||
|
|
NativeSortExtension.Sort((T*)c, list.Length, comp);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
<#
|
||
|
|
}
|
||
|
|
#>
|
||
|
|
}
|
||
|
|
}
|