// Creates a black and white image from color signal

BImage blackwhite;
int[] brush_capture;
int threshold = 126;
int rcount = 0;

void setup()
{
  size(320, 240);
  brush_capture= new int[width*height];
  blackwhite = new BImage(width, height);
  beginVideo(width, height, 12);
  for(int i=0; i<width*height; i++)
  brush_capture[i] = 0;
}

void videoEvent()
{
  //rcount = 0;
  for(int i=0; i<width*height; i++) {
    int r = video.pixels[i]  >> 16 & 0xFF;
    int g = video.pixels[i]  >> 8 & 0xFF;
    int b = video.pixels[i] & 0xFF;

    if((r  > 65 && r  < 140) && (g  > 25 && g  < 55) && (b  > 32 && b  < 80)) {
      brush_capture[i] = #FF0000;
      rcount++;
    }
    if((r  > 30 && r  < 125) && (g  > 70 && g  < 105) && (b  > 32 && b  < 80)) {
      brush_capture[i] = #FFFF00;
      rcount++;
    }

    if(brush_capture[i] != 0){
      blackwhite.pixels[i] = brush_capture[i];
    }else{ blackwhite.pixels[i] = video.pixels[i];
    }
    /*if((r  > 65 && r  < 140) && (g  > 25 && g  < 55) && (b  > 32 && b  < 80)) {
      blackwhite.pixels[i] = #FF0000;
      rcount++;
    } else {
      blackwhite.pixels[i] = #FFFFFF;
    }*/
  }

}

void loop()
{
  //image(blackwhite, 0, 0);
  image(blackwhite, 0, 0);

  /* fill(255, 205, 0);
  rect(0, mouseX, 100, 20);
  */
}

void mousePressed() {
  //float r = red(get(mouseX, mouseY));
  //float g = green(get(mouseX, mouseY));
  //float b = blue(get(mouseX, mouseY));
  //println(r +  ":" + g +  ":"  + b);
  println("rcount "+rcount);
  rcount = 0;
}