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85 lines
3.5 KiB
85 lines
3.5 KiB
namespace LeTai
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{
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// Extended from https://referencesource.microsoft.com/#mscorlib/system/tuple.cs,52
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public class HashUtils
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{
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internal static int CombineHashCodes(int h1, int h2)
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{
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return ((h1 << 5) + h1) ^ h2;
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}
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internal static int CombineHashCodes(int h1, int h2, int h3)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2), h3);
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2), CombineHashCodes(h3, h4));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4), h5);
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4), CombineHashCodes(h5, h6));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4), CombineHashCodes(h5, h6, h7));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4), CombineHashCodes(h5, h6, h7, h8));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8), h9);
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9,
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int h10)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8), CombineHashCodes(h9, h10));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9,
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int h10, int h11)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8), CombineHashCodes(h9, h10, h11));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9,
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int h10, int h11, int h12)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8), CombineHashCodes(h9, h10, h11, h12));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9,
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int h10, int h11, int h12, int h13)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8),
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CombineHashCodes(h9, h10, h11, h12, h13));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9,
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int h10, int h11, int h12, int h13, int h14)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8),
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CombineHashCodes(h9, h10, h11, h12, h13, h14));
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}
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internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8, int h9,
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int h10, int h11, int h12, int h13, int h14, int h15)
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{
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return CombineHashCodes(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7, h8),
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CombineHashCodes(h9, h10, h11, h12, h13, h14, h15));
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}
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}
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}
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