XRPointCloud.cs
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using System;
using System.Runtime.InteropServices;
namespace UnityEngine.XR.ARSubsystems
{
/// <summary>
/// Represents the session relative data for the <see cref="XRDepthSubsystem"/>.
/// <see cref="XRPointCloud"/>s are usually created by <see cref="XRDepthSubsystem.GetChanges(Unity.Collections.Allocator)"/>.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
public unsafe struct XRPointCloud : ITrackable, IEquatable<XRPointCloud>
{
/// <summary>
/// Gets a default-initialized <see cref="XRPointCloud"/>. This may be
/// different from the zero-initialized version, e.g., the <see cref="pose"/>
/// is <c>Pose.identity</c> instead of zero-initialized.
/// </summary>
public static XRPointCloud defaultValue => s_Default;
static readonly XRPointCloud s_Default = new XRPointCloud
{
m_TrackableId = TrackableId.invalidId,
m_Pose = Pose.identity,
};
/// <summary>
/// Constructs a new <see cref="XRPointCloud"/>. This is a container
/// for the session-relative data. These are typically created by
/// <see cref="XRDepthSubsystem.GetChanges(Unity.Collections.Allocator)"/>.
/// </summary>
/// <param name="trackableId">The <see cref="TrackableId"/> associated with the point cloud.</param>
/// <param name="pose">The <c>Pose</c> associated with the point cloud.</param>
/// <param name="trackingState">The <see cref="TrackingState"/> associated with the point cloud.</param>
/// <param name="nativePtr">The native pointer associated with the point cloud.</param>
public XRPointCloud(
TrackableId trackableId,
Pose pose,
TrackingState trackingState,
IntPtr nativePtr)
{
m_TrackableId = trackableId;
m_Pose = pose;
m_TrackingState = trackingState;
m_NativePtr = nativePtr;
}
/// <summary>
/// Get the <see cref="TrackableId"/> associated with this point cloud.
/// </summary>
public TrackableId trackableId => m_TrackableId;
/// <summary>
/// Get the <c>Pose</c> associated with this point cloud.
/// </summary>
/// <remarks>
/// Point cloud points are relative to this pose.
/// </remarks>
public Pose pose => m_Pose;
/// <summary>
/// Get the <see cref="TrackingState"/> associated with this point cloud.
/// </summary>
public TrackingState trackingState => m_TrackingState;
/// <summary>
/// Get the native pointer associated with this point cloud.
/// </summary>
/// <remarks>
/// The data this pointer points to is implementation defined.
/// </remarks>
public IntPtr nativePtr => m_NativePtr;
public override int GetHashCode()
{
unchecked
{
var hash = m_TrackableId.GetHashCode();
hash = hash * 486187739 + m_Pose.GetHashCode();
hash = hash * 486187739 + ((int)m_TrackingState).GetHashCode();
hash = hash * 486187739 + m_NativePtr.GetHashCode();
return hash;
}
}
public bool Equals(XRPointCloud other)
{
return
(m_TrackableId == other.m_TrackableId) &&
(m_Pose.Equals(other.pose)) &&
(m_TrackingState == other.m_TrackingState) &&
(m_NativePtr == other.m_NativePtr);
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
return false;
return Equals((XRPointCloud)obj);
}
public static bool operator==(XRPointCloud lhs, XRPointCloud rhs) => lhs.Equals(rhs);
public static bool operator!=(XRPointCloud lhs, XRPointCloud rhs) => !lhs.Equals(rhs);
TrackableId m_TrackableId;
Pose m_Pose;
TrackingState m_TrackingState;
IntPtr m_NativePtr;
}
}