104 lines
2.9 KiB
C#
104 lines
2.9 KiB
C#
using System;
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namespace VirtualNes.Core
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{
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public struct ControllerState : IEquatable<ControllerState>
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{
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public uint raw0;
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public uint raw1;
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public uint raw2;
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public uint raw3;
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public bool valid;
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public ControllerState(EnumButtonType[] states)
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{
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raw0 = (uint)states[0];
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raw1 = (uint)states[1];
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raw2 = (uint)states[2];
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raw3 = (uint)states[3];
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valid = true;
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}
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public bool HasButton(int player, EnumButtonType button)
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{
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uint raw = player switch
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{
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0 => raw0,
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1 => raw1,
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2 => raw2,
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3 => raw3,
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_ => 0
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};
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return (raw & (uint)button) == (uint)button;
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}
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public override string ToString()
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{
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return $"{raw0}|{raw1}|{raw2}|{raw3}";
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}
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#region Impl_Equals
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public bool Equals(ControllerState other)
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{
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return raw0 == other.raw0 && raw1 == other.raw1 && raw2 == other.raw2 && raw3 == other.raw3 && valid == other.valid;
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}
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public override bool Equals(object obj)
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{
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return obj is ControllerState other && Equals(other);
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}
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public override int GetHashCode()
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{
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//return CombineHashCode(raw0, raw1, raw2, raw3, valid);
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return HashCode.Combine(raw0, raw1, raw2, raw3, valid);
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}
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/// <summary>
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/// .NetStandard2.0编译备用函数
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/// </summary>
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/// <param name="raw0"></param>
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/// <param name="raw1"></param>
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/// <param name="raw2"></param>
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/// <param name="raw3"></param>
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/// <param name="valid"></param>
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/// <returns></returns>
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static int CombineHashCode(uint raw0, uint raw1, uint raw2, uint raw3, bool valid)
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{
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uint validUInt = valid ? 1u : 0u;
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uint combinedHash = (raw0 * 31 + raw1) * 31 + raw2 * 31 + raw3 * 31 + validUInt;
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return (int)combinedHash;
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}
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public static bool operator ==(ControllerState left, ControllerState right)
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{
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return
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left.raw0 == right.raw0 &&
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left.raw1 == right.raw1 &&
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left.raw2 == right.raw2 &&
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left.raw3 == right.raw3;
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}
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public static bool operator !=(ControllerState left, ControllerState right)
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{
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return !(left == right);
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}
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#endregion
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}
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[Flags]
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public enum EnumButtonType
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{
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NONE = 0,
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UP = 1,
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DOWN = 2,
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LEFT = 4,
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RIGHT = 8,
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A = 16,
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B = 32,
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SELECT = 64,
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START = 128,
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MIC = 256
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}
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}
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