116 lines
4.9 KiB
C#
116 lines
4.9 KiB
C#
using System;
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using System.Collections.Generic;
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namespace UnityEngine.XR.ARFoundation
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{
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/// <summary>
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/// Event arguments for the <see cref="ARMeshManager.meshesChanged"/> event.
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/// </summary>
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public struct ARMeshesChangedEventArgs : IEquatable<ARMeshesChangedEventArgs>
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{
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/// <summary>
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/// The list of <c>MeshFilter</c>s added since the last event.
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/// </summary>
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public List<MeshFilter> added { get; private set; }
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/// <summary>
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/// The list of <c>MeshFilter</c>s udpated since the last event.
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/// </summary>
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public List<MeshFilter> updated { get; private set; }
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/// <summary>
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/// The list of <c>MeshFilter</c>s removed since the last event.
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/// </summary>
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public List<MeshFilter> removed { get; private set; }
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/// <summary>
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/// Constructs an <see cref="ARMeshesChangedEventArgs"/>.
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/// </summary>
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/// <param name="added">The list of <c>MeshFilter</c>s added since the last event.</param>
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/// <param name="updated">The list of <c>MeshFilter</c>s updated since the last event.</param>
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/// <param name="removed">The list of <c>MeshFilter</c>s removed since the last event.</param>
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public ARMeshesChangedEventArgs(
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List<MeshFilter> added,
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List<MeshFilter> updated,
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List<MeshFilter> removed)
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{
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this.added = added;
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this.updated = updated;
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this.removed = removed;
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}
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/// <summary>
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/// Generates a hash suitable for use with containers like `HashSet` and `Dictionary`.
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/// </summary>
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/// <returns>A hash code generated from this object's fields.</returns>
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public override int GetHashCode() => HashCodeUtil.Combine(
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HashCodeUtil.ReferenceHash(added),
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HashCodeUtil.ReferenceHash(updated),
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HashCodeUtil.ReferenceHash(removed));
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/// <summary>
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/// <c>IEquatable</c> interface.
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/// </summary>
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/// <param name="obj">The object to compare for equality.</param>
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/// <returns><c>True</c> if <paramref name="obj"/> is of type <see cref="ARMeshesChangedEventArgs"/>
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/// and compares equal using <see cref="Equals(ARMeshesChangedEventArgs)"/>.</returns>
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public override bool Equals(object obj)
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{
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if (!(obj is ARMeshesChangedEventArgs))
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return false;
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return Equals((ARMeshesChangedEventArgs)obj);
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}
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/// <summary>
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/// Generates a string representation of this struct, including the number of
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/// added, updated, and removed meshes.
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/// </summary>
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/// <returns>A string representation of this struct.</returns>
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public override string ToString()
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{
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return string.Format("Added: {0}, Updated: {1}, Removed: {2}",
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added == null ? 0 : added.Count,
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updated == null ? 0 : updated.Count,
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removed == null ? 0 : removed.Count);
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}
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/// <summary>
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/// Compares <paramref name="other"/> for equality.
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/// </summary>
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/// <param name="other">The <see cref="ARMeshesChangedEventArgs"/> to compare for equality.</param>
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/// <returns><c>True</c> if <see cref="added"/>, <see cref="updated"/>, and <see cref="removed"/>
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/// have the same <c>List</c> references as the corresponding properties of <paramref name="other"/>.</returns>
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public bool Equals(ARMeshesChangedEventArgs other)
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{
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return
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ReferenceEquals(added, other.added) &&
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ReferenceEquals(updated, other.updated) &&
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ReferenceEquals(removed, other.removed);
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}
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/// <summary>
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/// Compares for equality. Same as <see cref="Equals(ARMeshesChangedEventArgs)"/>.
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/// </summary>
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/// <param name="lhs">The first <see cref="ARMeshesChangedEventArgs"/> to compare.</param>
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/// <param name="rhs">The second <see cref="ARMeshesChangedEventArgs"/> to compare.</param>
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/// <returns>The same value as <see cref="Equals(ARMeshesChangedEventArgs)"/></returns>
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public static bool operator ==(ARMeshesChangedEventArgs lhs, ARMeshesChangedEventArgs rhs)
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{
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return lhs.Equals(rhs);
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}
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/// <summary>
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/// Compares for inequality. Same as <c>!</c><see cref="Equals(ARMeshesChangedEventArgs)"/>.
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/// </summary>
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/// <param name="lhs">The first <see cref="ARMeshesChangedEventArgs"/> to compare.</param>
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/// <param name="rhs">The second <see cref="ARMeshesChangedEventArgs"/> to compare.</param>
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/// <returns>The same value as <c>!</c><see cref="Equals(ARMeshesChangedEventArgs)"/></returns>
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public static bool operator !=(ARMeshesChangedEventArgs lhs, ARMeshesChangedEventArgs rhs)
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{
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return !lhs.Equals(rhs);
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}
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}
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}
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