rainfalling.h

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// Rainfalling.h: interface for the CRainfalling class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(_RAINFALLING_H_)
#define _RAINFALLING_H_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

class IEIntImage;
class IEFloatImage;

class CRainfalling  
{
public:
	CRainfalling();
	virtual ~CRainfalling();

public:
	IEIntImage* m_pResult;

protected:
	IEIntImage* m_pBuffer;
	int         m_nSegments;

public:
	void    Watershed(IEFloatImage* pImage, float drowning_level);
	int     GetSegNum() { return m_nSegments; }

protected:
	void    AllocBuffer(int w, int h);
	void    MergeSegments(int first, int next);
	void    FastMergeSegments(int first, int next);
};

#endif // !defined(_RAINFALLING_H_)