#ifndef _CONTOUR_TO_IMAGE
#define _CONTOUR_TO_IMAGE

#include "ofCvMain.h"

/*
 * Converts contour points of a polygon into a binary image where background pixels
 * are black and the shape is white. 
 */


class cvContourToImage{
	

	public:
		
		cvContourToImage(){};
		cvContourToImage(int _w, int _h);
		~cvContourToImage();
		
		// allocates memory for image 
		void setup(int _w, int _h);
		
		
		// takes in array of x and y coordinates, and returns pixels of image with the polygon drawn in white
		
		IplImage		* convertContourToImage( ofPoint2f * pts, int totalPts);
		
		
		
		// simplified function (maybe faster?) that takes 4 vertices (does not have to be a quad really...) 
		
		IplImage		* convertQuadToImage( ofPoint2f fQuad[4] );
       
        
		IplImage		* image;					 
		

	private:

		int w, h;												
		
		bool bAllocated;
		
		CvMemStorage	* storage;
			
};



#endif