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- <#/*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" #>
- <#@ assembly name="System.Core" #>
- using System;
- using Unity.Collections.LowLevel.Unsafe;
-
- namespace Unity.Collections
- {
- /// <summary>
- /// Provides extension methods for sets.
- /// </summary>
- public unsafe static class HashSetExtensions
- {
- <#
- {
- foreach (var ContainerType in new[] {
- ( new[] { "NativeHashSet", "Count" } ),
- ( new[] { "NativeParallelHashSet", "Count()" } ),
- }) {
-
- foreach (var OtherContainerType in new[] {
- ( "FixedList128Bytes<T>" ),
- ( "FixedList32Bytes<T>" ),
- ( "FixedList4096Bytes<T>" ),
- ( "FixedList512Bytes<T>" ),
- ( "FixedList64Bytes<T>" ),
- ( "NativeArray<T>" ),
- ( "NativeHashSet<T>" ),
- ( "NativeHashSet<T>.ReadOnly" ),
- ( "NativeParallelHashSet<T>" ),
- ( "NativeParallelHashSet<T>.ReadOnly" ),
- ( "NativeList<T>" ),
- }) {
- #>
- /// <summary>
- /// Removes the values from this set which are also present in another collection.
- /// </summary>
- /// <typeparam name="T">The type of values.</typeparam>
- /// <param name="container">The set to remove values from.</param>
- /// <param name="other">The collection to compare with.</param>
- public static void ExceptWith<T>(this ref <#=ContainerType[0]#><T> container, <#=OtherContainerType#> other)
- where T : unmanaged, IEquatable<T>
- {
- foreach (var item in other)
- {
- container.Remove(item);
- }
- }
-
- /// <summary>
- /// Removes the values from this set which are absent in another collection.
- /// </summary>
- /// <typeparam name="T">The type of values.</typeparam>
- /// <param name="container">The set to remove values from.</param>
- /// <param name="other">The collection to compare with.</param>
- public static void IntersectWith<T>(this ref <#=ContainerType[0]#><T> container, <#=OtherContainerType#> other)
- where T : unmanaged, IEquatable<T>
- {
- var result = new UnsafeList<T>(container.<#=ContainerType[1]#>, Allocator.Temp);
-
- foreach (var item in other)
- {
- if (container.Contains(item))
- {
- result.Add(item);
- }
- }
-
- container.Clear();
- container.UnionWith(result);
-
- result.Dispose();
- }
-
- /// <summary>
- /// Adds all values from a collection to this set.
- /// </summary>
- /// <typeparam name="T">The type of values.</typeparam>
- /// <param name="container">The set to add values to.</param>
- /// <param name="other">The collection to copy values from.</param>
- public static void UnionWith<T>(this ref <#=ContainerType[0]#><T> container, <#=OtherContainerType#> other)
- where T : unmanaged, IEquatable<T>
- {
- foreach (var item in other)
- {
- container.Add(item);
- }
- }
- <#}}}#>
- }
- }
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