56 lines
1.1 KiB
C#
56 lines
1.1 KiB
C#
namespace TanksServer.Helpers;
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internal sealed class DisplayPixelBuffer(byte[] data)
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{
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public byte[] Data => data;
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public byte Magic1
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{
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get => data[0];
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set => data[0] = value;
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}
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public byte Magic2
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{
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get => data[1];
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set => data[1] = value;
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}
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public ushort X
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{
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get => GetTwoBytes(2);
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set => SetTwoBytes(2, value);
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}
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public ushort Y
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{
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get => GetTwoBytes(4);
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set => SetTwoBytes(4, value);
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}
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public ushort WidthInTiles
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{
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get => GetTwoBytes(6);
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set => SetTwoBytes(6, value);
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}
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public ushort HeightInPixels
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{
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get => GetTwoBytes(8);
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set => SetTwoBytes(8, value);
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}
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public FixedSizeBitFieldView Pixels { get; } = new(data.AsMemory(10));
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private ushort GetTwoBytes(int index)
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{
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return (ushort)(data[index] * byte.MaxValue + data[index + 1]);
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}
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private void SetTwoBytes(int index, ushort value)
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{
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data[index] = (byte)(value / byte.MaxValue);
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data[index + 1] = (byte)(value % byte.MaxValue);
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}
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}
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