import processing.serial.*;

PImage[] imgs = new PImage[4];
int FSR1;
int FSR2;
int FSR3;

Serial myPort;

void setup() {
 
   size (1200,1000);  
  String[] mypicnames = {"dancing_mam1.png","dancing_mam2.png","dancing_mam3.png","dancing_mam4.png"};
  for (int i = 0; i < mypicnames.length; i++) {
    imgs[i] = loadImage(mypicnames[i]);
  }
  
   myPort = new Serial(this, Serial.list()[1], 9600);
   myPort.bufferUntil('\n');
}

void draw() {

if (FSR1 > 1) {
    background(255);
    image(imgs[0], 400, 100);
    print(FSR1);
    print(",");
}

else if (FSR2 > 1) {
    background(255);
    image(imgs[1], 400,100);
    print(FSR2);
    print(",");
}

else if (FSR3 >1) {
    background(255);
    image(imgs[2], 400,100);
    print(FSR3);
    print(",");
}
else {    
background(255);
image(imgs[3], 400, 100);
  }

}

void serialEvent(Serial myPort) { 

  String inString = myPort.readStringUntil('\n');

  if (inString != null) {
    inString = trim(inString);

    int[] FSRs = int(split(inString, ","));
 
    if (FSRs.length >=3) {
      FSR1 = FSRs[0];
      FSR2 = FSRs[1];
      FSR3 = FSRs[2];
    }
  }
}