#ifndef ____HAAD_H____
#define ____HAAD_H____

#define MAX_HAAR_RECTS 3
#define HAAR_SCALAR	short
#define HAAR_SCALAR_MULT 16384.0f

#define POST_NEXT

typedef struct HAAR_POINT_
{
	char X,Y;
} HAAR_POINT;
#define BIG_SCALE 1

typedef struct HAAR_RECT_
{
	short			Offset0;
	union {
		HAAR_POINT	Min;
		short			Offset1;
	};
	union {
		HAAR_POINT Max;
		short			Offset2;
	};
	HAAR_SCALAR  W;
} HAAR_RECT;

typedef struct HAAR_Feature_
{
	HAAR_RECT Feat[MAX_HAAR_RECTS];
	HAAR_SCALAR Thresh;
	HAAR_SCALAR LeftRight[2];
} HAAR_Feature;

typedef struct HAAR_Stage_
{
	int				ulNumberOfFeatures;
	int				ulRealNumberOfFeatures;
	HAAR_Feature	*pStageFeatures;
	union {
		HAAR_Stage_		*pNext[2];//0=child
		struct {
			HAAR_Stage_		*pchild;
			HAAR_Stage_		*pRealNext;
		};
	};
	HAAR_Stage_		*pParent;
} HAAR_Stage;

typedef struct HAAR_Classifier_
{
	HAAR_POINT		WindowSize;
	unsigned int	ulNumberOfStages;
	unsigned int	ulRealNumberOfStages;
	HAAR_Stage		*p_Stages;
} HAAR_Classifier;

void			 HAAR_Classifier_free(HAAR_Classifier**p_haar);
HAAR_Classifier* HAAR_Create_FaceFront();
HAAR_Classifier *HAAR_Optimize(HAAR_Classifier *pClassifier,float Scale,unsigned int Pitch);

#endif