/*        
      \__   Draws shape like this and activates arduino so that 
 ->    __|  euglena stream into the opening. The top coordinates of the top right 
      /     x and y and width and height of containment box can be passed as parameters  
            After amount of time or (yet to be implemented) after number of euglena 
            enter the box is closed
*/
float t_temp = 0;
float t = 0;


void protoGather(float x, float y, float boxWidth, float boxHeight) {
      noFill();
      strokeWeight(10);                              // Controls thickness of blue border
      stroke(color(0, 0, 220));
      beginShape();                                  // Draws shape
      vertex(convertXCoord(x - menu.width), displayHeight*calibrator.offsety+displayHeight/calibrator.magy-10);
      vertex(convertXCoord(x), convertYCoord(y));
      vertex(convertXCoord(x + boxWidth), convertYCoord(y));
      vertex(convertXCoord(x + boxWidth), convertYCoord(y + boxHeight));
      vertex(convertXCoord(x), convertYCoord(y + boxHeight));
      vertex(convertXCoord(x - menu.width), displayHeight*calibrator.offsety);
      endShape();
      
      if (t < 180) { 
        arduino.analogWrite(down, 64);       // Turns on arduino light (can make ledPin into a parameter that is passed in)
      } else {
        arduino.analogWrite(down, 0);
      }
      
      t_temp = t_temp + 1;
      t = t_temp / framerate;
}