mirror of
https://github.com/xiaopeng12138/MaiDXR.git
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86 lines
3.4 KiB
C#
86 lines
3.4 KiB
C#
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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* All rights reserved.
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*
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* Licensed under the Oculus SDK License Agreement (the "License");
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* you may not use the Oculus SDK except in compliance with the License,
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* which is provided at the time of installation or download, or which
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* otherwise accompanies this software in either electronic or hard copy form.
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*
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* You may obtain a copy of the License at
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*
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* https://developer.oculus.com/licenses/oculussdk/
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*
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* Unless required by applicable law or agreed to in writing, the Oculus SDK
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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/// <summary>
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/// Represents a "space" in the Oculus Runtime.
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/// </summary>
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public readonly struct OVRSpace : IEquatable<OVRSpace>
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{
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/// <summary>
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/// A runtime handle associated with this <see cref="OVRSpace"/>. This could change between subsequent sessions
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/// or apps.
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/// </summary>
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public ulong Handle { get; }
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/// <summary>
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/// Retrieve the universally unique identifier (UUID) associated with this <see cref="OVRSpace"/>.
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/// </summary>
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/// <remarks>
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/// Every space that can be persisted will have a UUID associated with it. UUIDs are consistent across different
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/// sessions and apps.
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///
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/// The UUID of a space does not change over time, but not all spaces are guaranteed to have a UUID.
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/// </remarks>
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/// <param name="uuid">If successful, the uuid associated with this <see cref="OVRSpace"/>, otherwise, `Guid.Empty`.
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/// </param>
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/// <returns>Returns `true` if the uuid could be retrieved, otherwise `false`.</returns>
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public bool TryGetUuid(out Guid uuid) => OVRPlugin.GetSpaceUuid(Handle, out uuid);
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/// <summary>
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/// Indicates whether this <see cref="OVRSpace"/> represents a valid space (vs a default constructed
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/// <see cref="OVRSpace"/>).
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/// </summary>
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public bool Valid => Handle != 0;
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/// <summary>
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/// Constructs an <see cref="OVRSpace"/> object from an existing runtime handle and UUID.
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/// </summary>
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/// <remarks>
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/// This constructor does not create a new space. An <see cref="OVRSpace"/> is a wrapper for low-level functionality
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/// in the Oculus Runtime. To create a new spatial anchor, use <see cref="OVRSpatialAnchor"/>.
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/// </remarks>
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/// <param name="handle">The runtime handle associated with the space.</param>
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public OVRSpace(ulong handle) => Handle = handle;
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/// <summary>
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/// Generates a string representation of this <see cref="OVRSpace"/> of the form
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/// "0xYYYYYYYY"
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/// where "Y" are the hexadecimal digits of the <see cref="Handle"/>.
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/// </summary>
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/// <returns>Returns a string representation of this <see cref="OVRSpace"/>.</returns>
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public override string ToString() => $"0x{Handle:x8}";
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public bool Equals(OVRSpace other) => Handle == other.Handle;
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public override bool Equals(object obj) => obj is OVRSpace other && Equals(other);
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public override int GetHashCode() => Handle.GetHashCode();
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public static bool operator== (OVRSpace lhs, OVRSpace rhs) => lhs.Handle == rhs.Handle;
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public static bool operator!= (OVRSpace lhs, OVRSpace rhs) => lhs.Handle != rhs.Handle;
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public static implicit operator OVRSpace(ulong handle) => new OVRSpace(handle);
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public static implicit operator ulong(OVRSpace space) => space.Handle;
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}
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