119 lines
5.4 KiB
C#
119 lines
5.4 KiB
C#
using System;
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using System.Runtime.InteropServices;
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using System.Text;
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namespace UnityEngine.XR.ARKit
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{
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/// <summary>
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/// Represents the minimum and maximum supported exposure duration and ISO values.
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/// </summary>
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[StructLayout(LayoutKind.Sequential)]
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public struct ARKitExposureRange : IEquatable<ARKitExposureRange>
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{
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double m_MinimumDuration;
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double m_MaximumDuration;
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float m_MinimumIso;
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float m_MaximumIso;
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/// <summary>
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/// Minimum supported exposure duration in seconds with sub-millisecond precision.
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/// </summary>
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public double minimumDuration => m_MinimumDuration;
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/// <summary>
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/// Maximum supported exposure duration in seconds with sub-millisecond precision.
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/// </summary>
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public double maximumDuration => m_MaximumDuration;
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/// <summary>
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/// Minimum supported exposure ISO value.
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/// </summary>
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public float minimumIso => m_MinimumIso;
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/// <summary>
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/// Maximum supported exposure ISO value.
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/// </summary>
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public float maximumIso => m_MaximumIso;
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/// <summary>
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/// Tests for equality.
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/// </summary>
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/// <remarks>
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/// Two <see cref="ARKitExposureRange"/>s are considered equal if their minimum duration, maximum duration, minimum ISO, and maximum ISO values are equal.
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/// </remarks>
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/// <param name="other">The <see cref="ARKitExposureRange"/> to compare against.</param>
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/// <returns><see langword="true"/> if the duration range and ISO range are the same. Otherwise, <see langword="false"/>.</returns>
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public bool Equals(ARKitExposureRange other)
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{
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return m_MinimumDuration.Equals(other.m_MinimumDuration)
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&& m_MaximumDuration.Equals(other.m_MaximumDuration)
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&& m_MinimumIso.Equals(other.m_MinimumIso)
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&& m_MaximumIso.Equals(other.m_MaximumIso);
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}
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/// <summary>
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/// Tests for equality.
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/// </summary>
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/// <param name="obj">An <see cref="object"/> to compare against.</param>
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/// <returns><see langword="true"/> if <paramref name="obj"/> is an <see cref="ARKitExposureRange"/> and is
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/// equal to this instance using <see cref="Equals(UnityEngine.XR.ARKit.ARKitExposureRange)"/>.</returns>
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public override bool Equals(object obj)
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{
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return obj is ARKitExposureRange other
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&& Equals(other);
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}
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/// <summary>
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/// Generates a hash code suitable for use with a `HashSet` or `Dictionary`
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/// </summary>
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/// <returns>A hash code for this <see cref="ARKitExposureRange"/>.</returns>
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public override int GetHashCode()
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{
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int hashCode = 486187739;
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unchecked
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{
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hashCode = (hashCode * 486187739) + m_MinimumDuration.GetHashCode();
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hashCode = (hashCode * 486187739) + m_MaximumDuration.GetHashCode();
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hashCode = (hashCode * 486187739) + m_MinimumIso.GetHashCode();
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hashCode = (hashCode * 486187739) + m_MaximumIso.GetHashCode();
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}
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return hashCode;
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}
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/// <summary>
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/// Tests for equality. Same as <see cref="Equals(UnityEngine.XR.ARKit.ARKitExposureRange)"/>.
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/// </summary>
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/// <param name="lhs">The <see cref="ARKitExposureRange"/> to compare with <paramref name="rhs"/>.</param>
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/// <param name="rhs">The <see cref="ARKitExposureRange"/> to compare with <paramref name="lhs"/>.</param>
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/// <returns><see langword="true"/> if <paramref name="lhs"/> is equal to <paramref name="rhs"/> using
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/// <see cref="Equals(UnityEngine.XR.ARKit.ARKitExposureRange)"/>. Otherwise, <see langword="false"/>.</returns>
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public static bool operator ==(ARKitExposureRange lhs, ARKitExposureRange rhs) => lhs.Equals(rhs);
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/// <summary>
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/// Tests for inequality. Same as the negation of <see cref="Equals(UnityEngine.XR.ARKit.ARKitExposureRange)"/>.
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/// </summary>
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/// <param name="lhs">The <see cref="ARKitExposureRange"/> to compare with <paramref name="rhs"/>.</param>
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/// <param name="rhs">The <see cref="ARKitExposureRange"/> to compare with <paramref name="lhs"/>.</param>
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/// <returns><see langword="false"/> if <paramref name="lhs"/> is equal to <paramref name="rhs"/> using
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/// <see cref="Equals(UnityEngine.XR.ARKit.ARKitExposureRange)"/>. Otherwise, <see langword="true"/>.</returns>
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public static bool operator !=(ARKitExposureRange lhs, ARKitExposureRange rhs) => !lhs.Equals(rhs);
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/// <summary>
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/// Generates a string representation of this <see cref="ARKitExposureRange"/> suitable for debugging purposes.
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/// </summary>
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/// <returns>A string representation of this <see cref="ARKitExposureRange"/>.</returns>
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public override string ToString()
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{
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var sb = new StringBuilder();
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sb.AppendLine("{");
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sb.AppendLine($" MinimumDuration: {m_MinimumDuration:0.000}");
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sb.AppendLine($" MaximumDuration: {m_MaximumDuration:0.000}");
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sb.AppendLine($" MinimumISO: {m_MinimumIso:0.000}");
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sb.AppendLine($" MaximumISO: {m_MaximumIso:0.000}");
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sb.AppendLine("}");
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return sb.ToString();
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}
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}
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}
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