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101 lines
2.7 KiB
101 lines
2.7 KiB
// Copyright (c) Six Labors.
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// Licensed under the Apache License, Version 2.0.
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using System.Runtime.InteropServices;
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namespace SixLabors.ImageSharp.Common.Tuples
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{
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/// <summary>
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/// Contains value type tuples of 8 elements.
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/// TODO: We should T4 this stuff to be DRY
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/// </summary>
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internal static class Tuple8
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{
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/// <summary>
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/// Value type tuple of 8 <see cref="uint"/>-s
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/// </summary>
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[StructLayout(LayoutKind.Explicit, Size = 8 * sizeof(uint))]
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public struct OfUInt32
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{
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[FieldOffset(0 * sizeof(uint))]
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public uint V0;
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[FieldOffset(1 * sizeof(uint))]
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public uint V1;
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[FieldOffset(2 * sizeof(uint))]
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public uint V2;
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[FieldOffset(3 * sizeof(uint))]
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public uint V3;
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[FieldOffset(4 * sizeof(uint))]
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public uint V4;
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[FieldOffset(5 * sizeof(uint))]
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public uint V5;
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[FieldOffset(6 * sizeof(uint))]
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public uint V6;
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[FieldOffset(7 * sizeof(uint))]
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public uint V7;
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public override string ToString()
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{
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return $"[{this.V0},{this.V1},{this.V2},{this.V3},{this.V4},{this.V5},{this.V6},{this.V7}]";
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}
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}
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/// <summary>
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/// Value type tuple of 8 <see cref="byte"/>-s
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/// </summary>
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[StructLayout(LayoutKind.Explicit, Size = 8)]
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public struct OfByte
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{
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[FieldOffset(0)]
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public byte V0;
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[FieldOffset(1)]
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public byte V1;
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[FieldOffset(2)]
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public byte V2;
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[FieldOffset(3)]
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public byte V3;
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[FieldOffset(4)]
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public byte V4;
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[FieldOffset(5)]
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public byte V5;
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[FieldOffset(6)]
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public byte V6;
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[FieldOffset(7)]
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public byte V7;
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public override string ToString()
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{
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return $"[{this.V0},{this.V1},{this.V2},{this.V3},{this.V4},{this.V5},{this.V6},{this.V7}]";
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}
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/// <summary>
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/// Sets the values of this tuple by casting all elements of the given <see cref="OfUInt32"/> tuple to <see cref="byte"/>.
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/// </summary>
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public void LoadFrom(ref OfUInt32 i)
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{
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this.V0 = (byte)i.V0;
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this.V1 = (byte)i.V1;
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this.V2 = (byte)i.V2;
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this.V3 = (byte)i.V3;
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this.V4 = (byte)i.V4;
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this.V5 = (byte)i.V5;
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this.V6 = (byte)i.V6;
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this.V7 = (byte)i.V7;
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}
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}
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}
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}
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