int r = 13;
int g = 12;
int b = 11;
int pot;

int fsr1;
int fsr2;
int fsr3;

int tonea;
int toneb;
int tonec;

// notes to play, corresponding to the 3 sensors:


void setup() {
pinMode(r, OUTPUT);
pinMode(g, OUTPUT);
pinMode(b, OUTPUT);
Serial.begin(9600);

}

void loop() {
   Serial.print(analogRead(0));
   Serial.print(",");
   Serial.print(analogRead(1));
   Serial.print(",");
   Serial.println(analogRead(2));
   Serial.println(analogRead(3));

  
    fsr1 = analogRead(0);
    fsr2 = analogRead(1);
    fsr3 = analogRead(2);
    pot = analogRead(3);
    
      
     if ((pot >=0)&&(pot<=341)) {  
    if (fsr1 > 3) {
      tone(8, 82, 20);
      digitalWrite(r, HIGH);
    }  else { digitalWrite(r, LOW);}  
    if (fsr2 > 3) {
      tone(8, 117, 20);
      digitalWrite(b, HIGH);
    } else { digitalWrite(b, LOW);}
   if (fsr3 > 3) {
     tone(8, 78, 20);
     digitalWrite(g, HIGH);
   } else { digitalWrite(g, LOW);}
  }  

 if ((pot >= 342)&&(pot<= 682)) {  
    if (fsr1 > 3) {
      tone(8, 330, 20);
      digitalWrite(r, HIGH);
    } else { digitalWrite(r, LOW);}
    
    if (fsr2 > 3) {
      tone(8, 466, 20);
      digitalWrite(b, HIGH);
    }else { digitalWrite(b, LOW);}
   if (fsr3 > 3) {
     tone(8, 311, 20);
     digitalWrite(g, HIGH);
   } else { digitalWrite(g, LOW);}
  }  

 if ((pot >= 683)&&(pot<= 1024)) {  
    if (fsr1 > 3) {
      tone(8, 1319, 20); //6 notes
      digitalWrite(r, HIGH);
    } else { digitalWrite(r, LOW);}
    
    if (fsr2 > 3) {
      tone(8, 1865, 20);
      digitalWrite(b, HIGH);
    }else { digitalWrite(b, LOW);}
   if (fsr3 > 3) {
     tone(8, 1245, 20);
     digitalWrite(g, HIGH);
   } else { digitalWrite(g, LOW);}
  }  
 
  Serial.println();
}