text: #pragma once
  
  #include "ofMain.h"
  #include "ofxOpenCv.h"
  
  class ofApp : public ofBaseApp{
  
  	public:
  		void setup();
  		void update();
  		void draw();
  
  		void keyPressed(int key);
  		void keyReleased(int key);
  		void mouseMoved(int x, int y );
  		void mouseDragged(int x, int y, int button);
  		void mousePressed(int x, int y, int button);
  		void mouseReleased(int x, int y, int button);
  		void mouseEntered(int x, int y);
  		void mouseExited(int x, int y);
  		void windowResized(int w, int h);
  		void dragEvent(ofDragInfo dragInfo);
  		void gotMessage(ofMessage msg);
    
    ofVideoGrabber camera;
    
    ofxCvColorImage color;
    ofxCvGrayscaleImage gray;
    ofxCvGrayscaleImage background;
    ofxCvGrayscaleImage difference;
    ofxCvContourFinder contour;
    
    int threshold = 30;
    bool learn = true;
  		
  };
  