#include "stdafx.h"
#include "GreyPeak.h"
namespace OTSIMGPROC
{
		

		BOOL MyGreyPeak::MergeGreyPeaks(MyGreyPeak* firstRng ,MyGreyPeak*& resultFirstRng)
		{

			auto curRange = firstRng;

			while (curRange != NULL)
			{
				GrayPeakType pt = curRange->GetPeakType();

				if (pt == GrayPeakType::normalPeak)//normal peak
				{
					if (curRange->nextRng == NULL)
					{
						break;
					}
					curRange = curRange->nextRng;
					continue;
				}

				auto preRng = curRange->preRng;
				auto nextRng = curRange->nextRng;


				if (pt == GrayPeakType::leftBias)//left bias
				{
					if (preRng != NULL)
					{
						int curPeak = curRange->peakValue;
						int prePeak = preRng->peakValue;

						if (prePeak > curPeak)
						{
							preRng->MergePeak(curRange);
							curRange = preRng;
							//firstRng = preRng;
							continue;
						}

					}

				}
				else if (pt == GrayPeakType::rightBias)//right bias
				{

					if (nextRng != NULL)
					{
						int curPeak = curRange->peakValue;

						int nextPeak = nextRng->peakValue;

						if (nextPeak > curPeak)
						{
							if (curRange->preRng == NULL)
							{
								firstRng = nextRng;
							}
							nextRng->MergePeak(curRange);

							curRange = nextRng;
							//firstRng = nextRng;
							continue;
						}

					}

				}
				else if (pt == GrayPeakType::smallPeak)
				{

					if (preRng != NULL && nextRng != NULL)
					{
						int curPeak = curRange->peakValue;
						int prePeak = preRng->peakValue;
						int nextPeak = nextRng->peakValue;

						if (prePeak > curPeak && nextPeak > curPeak)
						{
							if (preRng->peakValue >= nextRng->peakValue)
							{
								preRng->MergePeak(curRange);
								curRange = preRng;
								//firstRng = preRng;
								continue;
							}
							else
							{
								nextRng->MergePeak(curRange);
								curRange = nextRng;
								//firstRng = nextRng;
								continue;
							}
						}
						else if (prePeak > curPeak && nextPeak < curPeak)
						{
							preRng->MergePeak(curRange);
							curRange = preRng;
							//firstRng = preRng;
							continue;
						}
						else if (nextPeak > curPeak && prePeak < curPeak)
						{
							nextRng->MergePeak(curRange);
							curRange = nextRng;
							//firstRng = nextRng;
							continue;
						}

					}
					else if (preRng != NULL && nextRng == NULL)
					{

						preRng->MergePeak(curRange);
						curRange = preRng;
						//firstRng = preRng;
						continue;


					}
					else if (preRng == NULL && nextRng != NULL)
					{
						nextRng->MergePeak(curRange);
						//firstRng = nextRng;
						curRange = nextRng;
						continue;
					}



				}
				if (curRange->nextRng == NULL)
				{
					break;
               
				}
				curRange = curRange->nextRng;

			}
			while (curRange != NULL && curRange->preRng != NULL)
			{
				resultFirstRng = curRange->preRng;
				curRange = curRange->preRng;
			}
			return true;
		}

}