tchaosfunctionunit.cpp

来自「This file contains a C++Builder 4 projec」· C++ 代码 · 共 41 行

//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop

#include "TChaosFunctionUnit.h"

//---------------------------------------------------------------------------
#pragma package(smart_init)




double TChaosFunction::StepIt(void)
{
  StepValue = StepValue * 3.9999 * (1 - StepValue);

  return StepValue;
}

TChaosFunction::TChaosFunction()
{
  StepValue = 0.0;
}


int __fastcall TChaosFunction::StartCycle(double StartValue)
{
   int i;

   if(StartValue < 1.0 && StartValue > 0) {
     StepValue = StartValue;
     for(i = 1; i <= 50; i++)
     {
       StepValue = StepValue * 3.9999 * (1 - StepValue);
     }
     return 1;
   }
   else
     return 0;
}