/*
  Baby Elephant Walk
  Connect a piezo buzzer or speaker to pin 11 or select a new pin.
  More songs available at https://github.com/robsoncouto/arduino-songs

                                              Robson Couto, 2019

  Arduino | coding-help
  Akithmari — 5/31/25 at 10:06 AM
  Using tone() function. Its just making noise.
  Its the same code that i used  last year. Anybody know why?
  (I'll upload the code after this)

*/

#include "pitches.h"

// change this to make the song slower or faster
int tempo = 132;

// change this to whichever pin you want to use
int buzzer = 11;

// notes of the melody followed by the duration.
// a 4 means a quarter note, 8 an eighth , 16 sixteenth, so on
// !!negative numbers are used to represent dotted notes,
// so -4 means a dotted quarter note, that is, a quarter plus an eighth!!
/*int melody[] = {  // Akithmari melody
  // Baris 1 // 2142 dotted half, 1071 dotted quarter, 714 quarter, 357 eighth,
  NOTE_G4, 4, NOTE_C5, -4, NOTE_G4, 8, NOTE_G4, 4, NOTE_F4, 4, NOTE_F4, -4, NOTE_E4, 8, NOTE_E4, 4, NOTE_E4, 4,
  NOTE_F4, 4, NOTE_E4, 4, NOTE_D4, 4, NOTE_C4, 4, NOTE_D4, -2,
  // Baris 2
  NOTE_E4, 8, NOTE_F4, 8, NOTE_G4, 4, NOTE_G4, 4, NOTE_G4, 4, NOTE_F4, 8, NOTE_E4, 8, NOTE_A4, 4, NOTE_B4, 4,
  NOTE_C5, 4, NOTE_A4, 4, NOTE_G4, 4, NOTE_E4, 4, NOTE_F4, 4, NOTE_A4, 4, NOTE_G4, -2
};
*/
///*
  int melody[] = {

  // Baby Elephant Walk
  // Score available at https://musescore.com/user/7965776/scores/1862611

  NOTE_C4, -8, NOTE_E4, 16, NOTE_G4, 8, NOTE_C5, 8, NOTE_E5, 8, NOTE_D5, 8, NOTE_C5, 8, NOTE_A4, 8,
  NOTE_FS4, 8, NOTE_G4, 8, REST, 4, REST, 2,
  NOTE_C4, -8, NOTE_E4, 16, NOTE_G4, 8, NOTE_C5, 8, NOTE_E5, 8, NOTE_D5, 8, NOTE_C5, 8, NOTE_A4, 8,
  NOTE_G4, -2, NOTE_A4, 8, NOTE_DS4, 1,

  NOTE_A4, 8,
  NOTE_E4, 8, NOTE_C4, 8, REST, 4, REST, 2,
  NOTE_C4, -8, NOTE_E4, 16, NOTE_G4, 8, NOTE_C5, 8, NOTE_E5, 8, NOTE_D5, 8, NOTE_C5, 8, NOTE_A4, 8,
  NOTE_FS4, 8, NOTE_G4, 8, REST, 4, REST, 4, REST, 8, NOTE_G4, 8,
  NOTE_D5, 4, NOTE_D5, 4, NOTE_B4, 8, NOTE_G4, 8, REST, 8, NOTE_G4, 8,

  NOTE_C5, 4, NOTE_C5, 4, NOTE_AS4, 16, NOTE_C5, 16, NOTE_AS4, 16, NOTE_G4, 16, NOTE_F4, 8, NOTE_DS4, 8,
  NOTE_FS4, 4, NOTE_FS4, 4, NOTE_F4, 16, NOTE_G4, 16, NOTE_F4, 16, NOTE_DS4, 16, NOTE_C4, 8, NOTE_G4, 8,
  NOTE_AS4, 8, NOTE_C5, 8, REST, 4, REST, 2,
  };
//*/
// sizeof gives the number of bytes, each int value is composed of two bytes (16 bits)
// there are two values per note (pitch and duration), so for each note there are four bytes
int notes = sizeof(melody) / sizeof(melody[0]) / 2;

// this calculates the duration of a whole note in ms
int wholenote = (60000 * 4) / tempo;

int divider = 0, noteDuration = 0;

void setup() {
  // iterate over the notes of the melody.
  // Remember, the array is twice the number of notes (notes + durations)
  for (int thisNote = 0; thisNote < notes * 2; thisNote = thisNote + 2) {

    // calculates the duration of each note
    divider = melody[thisNote + 1];
    if (divider > 0) {
      // regular note, just proceed
      noteDuration = (wholenote) / divider;
    } else if (divider < 0) {
      // dotted notes are represented with negative durations!!
      noteDuration = (wholenote) / abs(divider);
      noteDuration *= 1.5; // increases the duration in half for dotted notes
    }

    // we only play the note for 90% of the duration, leaving 10% as a pause
    tone(buzzer, melody[thisNote], noteDuration * 0.9);

    // Wait for the specief duration before playing the next note.
    delay(noteDuration);

    // stop the waveform generation before the next note.
    noTone(buzzer);
  }
}

void loop() {
  // no need to repeat the melody.
}