SimPHash/Src/Hash/UL1/Fibbo.mqh

//+------------------------------------------------------------------+
//|                                                        Fibbo.mqh |
//|                                   Copyright 2026, Niquel Mendoza |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, Niquel Mendoza"
#property link      "https://www.mql5.com"
#property strict

#ifndef SIMPHASH_SRC_HASH_UL1_FIBBO_MQH
#define SIMPHASH_SRC_HASH_UL1_FIBBO_MQH

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
#include "..\\Def.mqh"

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
namespace TSN
{
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
class CHash1Fibbo : public IHashGeneratorWSeed
 {
public:
                     CHash1Fibbo(void) {}
                    ~CHash1Fibbo(void) {}

  ulong              Hash(ulong v, const ulong seed) override final
   {
    return (v ^ seed) * 0x9E3779B97F4A7C15;
   }

  void               BuildString(string& data, const string& table_seeds_name) override final
   {
    data += "//---\r\n";
    data += StringFormat("  const ulong h = (key_hash ^ %s[seed_index]) * 0x9E3779B97F4A7C15;\r\n", table_seeds_name);
    data += "\r\n";
   }
  void               AddIncludes(string& data) override final
   {
    // Nada
   }
 };
}
//+------------------------------------------------------------------+
#endif // SIMPHASH_SRC_HASH_UL1_FIBBO_MQH