PImage img, mimg;
PImage bimg;
int[] mmask;

PImage sil;

boolean cameraInitDone = false;

boolean picture = false;

int holdMouse = 0;
boolean a = false;
boolean camLoaded = false;

//import java.util.Deque;
//import java.util.ArrayDeque;
//final Deque<PImage> ints = new ArrayDeque<PImage>();

void beginState1() {
  sil = loadImage("sil.png");
  println("STATE1");
}

void updateState1() {

    readInputs();
  calculations();
  writeOutputs();
  drawDisplay();

  if (keyPressed) {
    if (key == '2') currentState = 2;
    if (key == '3') currentState = 3;
  }

  background(100);
// if (camera.available() == true) {
//    camera.read();
//  }

  if (!cameraInitDone) {
   setupCam();
    background(100);

  //  return; // don't continue with code below but a start
  }

  if (cameraInitDone) {
    PImage camImage = camera.get();
    image(camera, 0, 0);

    camImage.loadPixels();
    for (int i=0; i<width*height; i++) {

      int greenn=(camImage.pixels[i]>>8) & 0xff;
      int redd=(camImage.pixels[i]>>16) & 0xff;
      int bluee=camImage.pixels[i] & 0xff;

      float thresh=map(mouseX, 0, width, 0, 255);
      float d=dist(redd, greenn, bluee, 0, 250, 0);

      ////APPROACH #1: Testing only for green. Not perfect
      //if (greenn>thresh )
      ////APPROACH #2: Testing the boundary of green. Better performance
      if (d<thresh){
        mmask[i]=0;
      } else{
        mmask[i]=255;
      }
    }

    mimg=camImage.get();

    mimg.mask(mmask);
  }
   if (mousePressed == true) {
    if (camImgNr < camImageArray.length) {

    }
  }

  if (buttonValue == 1) {
 println("BUTTON");
}

}

void mousePressed() {
  if (camImgNr < camImageArray.length) {
    if (mouseButton == LEFT)
     picture = true;

    //ints.addFirst(mimg);

      camImageArray[camImgNr] = mimg;
      currentState = 2;
      camImgNr ++;
      printArray(camImageArray);
  } else {
  //  println("Removed oldest:", ints.pollLast());

  }
}

void endState1() {
}