//***************************************************************************
#ifndef OFFOBJECT_H
#define OFFOBJECT_H
//***************************************************************************
#define DEFAULT_BOXRANGE (1.00)
#define DEFAULT_IMAGE_SIZE (256)
//***************************************************************************
class OFFobject
{
   private:
	int  	allocateFlag;
	int  	nV;			// number of Vertices
	int  	nE;			// number of Edges
	double 	lambda;			// Focal length of camera
	double  CameraOrigin[3];	// Origin of camera
	double  CameraAxis[3];		// Point towards which camera is facing
	double  (*v)[3];		// Co-ordinates of vertices
	double  (*vi)[2];		// Vertices mapped to image plane
	int  	(*e)[2];		// Edge data
	double 	boxRange;
	int 	imageSize;
	GrayImage image;
	void allocateMem (int numV, int numE);
	void deAllocateMem( );
	void getTrange (int x1,int y1, int x2,int y2, double *t1,double *t2);
	void getImageCoords (int edgeNum, int *x1,int *y1, int *x2,int *y2);
	int  getNumPoints (int x1, int y1, int x2, int y2, double tmin,
			        double tmax);


    public:
	OFFobject ( );		// Constructor
	OFFobject (char *filename);		// Constructor
	~OFFobject ( );		// Destructor
	void setBoxRange (double range);
	void setImageSize (int size);
	void setFocalLength (double f);
	void ReadFromFile (char *FileName);
	void mapToImagePlane ();
	void drawEdge (int edgeNum);
	void drawImage ( );
	void printMappingData ( );
	void WriteImageToFile (char *FileName);
	int getNumVerts ( );
	int getNumEdges ( );

};
//***************************************************************************
#endif // OFFOBJECT_H
//***************************************************************************