import processing.opengl.*;

// face stuff
import hypermedia.video.*;
import java.awt.Rectangle;

OpenCV opencv;

void setup() {
 size (600, 400, OPENGL);
noStroke(); 

 // Face stuff
   opencv = new OpenCV( this );
  opencv.capture(width,height);
 
 opencv.cascade(OpenCV.CASCADE_FRONTALFACE_DEFAULT);
 smooth();
 ellipseMode(CORNER);
}

void draw() {
  
   float camZ = (height/2.0) / tan(PI*60.0/ 360.0);
 camera(mouseX, mouseY, camZ, width/2.0, height/2.0, 0, 0,1,0);
   
    // Face stuff
  opencv.read();
  Rectangle[] faces = opencv.detect();

  
 //filll(0xFF, 0X00, 0X84, 0X3F);
 // noStroke();
  
  for ( int thisFace = 0; thisFace < faces.length; thisFace++) {
    ellipse (faces[thisFace].x, faces[thisFace].y, faces[thisFace].width, faces[thisFace].height);
    //shape (s,faces[thisFace].x, faces[thisFace].y, faces[thisFace].width, faces[thisFace].height);    
// Change height of the camera with mouseY
  camera(faces[thisFace].x, faces[thisFace].y, camZ *-1,  width/2.0, height/2.0, 0, 0,1,0); 

}
  
  
  
  //box
 // Orange point light on the right
  ambientLight(100, 150, 109); // Color
           
  pointLight(150, 100, 0, // Color
             200, -150, 0); // Position

  // Blue directional light from the left
  directionalLight(0, 102, 255, // Color
                   1, 0, 0); // The x-, y-, z-axis direction

  // Yellow spotlight from the front
  spotLight(255, 255, 109, // Color
            0, 40, 200, // Position
            0, -0.5, -0.5, // Direction
            PI / 2, 2); // Angle, concentration
           
  background (0);
 

translate(width/2.0, height/2.0, -20);

int dim = 100;

box(dim, dim, dim);
}