Mini Project 2 Process 5/5

Code for Mini Project 2

#include <WaveHC.h>
#include <WaveUtil.h>

SdReader card;    // This object holds the information for the card
FatVolume vol;    // This holds the information for the partition on the card
FatReader root;   // This holds the information for the volumes root directory
FatReader file;   // This object represent the WAV file
WaveHC wave;      // This is the only wave (audio) object, since we will only play one at a time


#define playcomplete(x) ROM_playcomplete(PSTR(x))         // save RAM by using program memory strings

#define servo 7
#define redled 9
#define eyeleds 18
#define mouthleds 17
#define midmouthleds 16
#define outermouthleds 19

void setup() {
  Serial.begin(9600);           // set up Serial library at 9600 bps
  Serial.println(F("Wave test!"));

  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(redled, OUTPUT);
  pinMode(servo, OUTPUT);
  pinMode(eyeleds, OUTPUT);
  pinMode(outermouthleds, OUTPUT);
  pinMode(midmouthleds, OUTPUT);
  pinMode(mouthleds, OUTPUT);

  randomSeed(analogRead(0));


  if (!card.init()) {
    Serial.println(F("Card init. failed!")); return;
  }
  // enable optimize read - some cards may timeout. Disable if you're having problems
  card.partialBlockRead(true);

  // Now we will look for a FAT partition!
  uint8_t part;
  for (part = 0; part < 5; part++) {   // we have up to 5 slots to look in
    if (vol.init(card, part))
      break;                           // we found one, lets bail
  }
  if (part == 5) {                     // if we ended up not finding one  :(
    Serial.println(F("No valid FAT partition!"));  // Something went wrong, lets print out why
  }

  // Lets tell the user about what we found
  putstring("Using partition ");
  Serial.print(part, DEC);
  Serial.print(F(", type is FAT"));
  Serial.println(vol.fatType(), DEC);     // FAT16 or FAT32?

  // Try to open the root directory
  if (!root.openRoot(vol)) {
    Serial.println(F("Can't open root dir!"));      // Something went wrong,
  }

  // Whew! We got past the tough parts.
  Serial.println(F("Files found (* = fragmented):"));

  // Print out all of the files in all the directories.
  root.ls(LS_R | LS_FLAG_FRAGMENTED);
}


void pulseServo(uint8_t servopin, uint16_t p) {

 digitalWrite(servopin, HIGH);
 delayMicroseconds(600);
 while (p--) {
   delayMicroseconds(4);
 }
 digitalWrite(servopin, LOW);
  delay(18);
}

uint8_t pumpkinstate = 0;

void loop() {
   int distsensor, i;
   long time;
   /*
   for (i=0; i<50; i++) {
     pulseServo(servo,0);
   }
   for (i=0; i<50; i++) {
     pulseServo(servo,400);
   }
   return;
   */
   distsensor = 0;
   for (i=0; i<8; i++) {
     distsensor += analogRead(0);
     delay(5);
   }
   distsensor /= 8;

   Serial.print(F("Sensor = ")); Serial.println(distsensor);
 
   if (distsensor <= 50) {
     digitalWrite(eyeleds, HIGH);
   }
   if (distsensor > 50) {
     digitalWrite(eyeleds, LOW);
     pumpkinstate = 1;
     // nobody there. one out of 200 times play one of the scary sounds (once every few minutes)
     i = random(5);
     //Serial.println(i);
     if (i == 0) {
       i = random(5);
       if (i == 0) {
           playcomplete("die1.wav");
       } else if (i == 1) {
           playcomplete("");
       } else {
           playcomplete("adult1.wav");
       }
     }
   } else if ((distsensor > 30) && (distsensor < 40)) {
     if (pumpkinstate <= 1) {    // play "hello children"
        playcomplete("life1.wav");
     } else {
       i = random(9);            // more often
       //Serial.println(i);
       if (i == 0) {
         i = random(3);
         if (i == 0) {
           playcomplete("");
         } else if (i == 1) {
           playcomplete("himself1.wav");
         } else {
           playcomplete("");
         }
       }
     }
     pumpkinstate = 2;
   } else if ((distsensor > 10) && (distsensor < 20)) {
     if (pumpkinstate <= 2) {    // play "hello children"
       playcomplete("stare1.wav");
     } else {
       i = random(5);            // more often
       //Serial.println(i);
       if (i == 0) {
         i = random(4);
         if (i == 0) {
           playcomplete("");
         } else if (i == 1) {
           playcomplete("hearty1.wav");
         } else {
           playcomplete("");
         }
       }
     }
     pumpkinstate = 3;
   } else if (distsensor < 5) {
     if (pumpkinstate <= 3) {    // play "hello children"
        playcomplete("meh1.wav");  
     } else {
       i = random(4);            // more often
     //Serial.println(i);
     if (i == 0) {
       i = random(3);
       if (i == 0) {
           playcomplete("last1.wav");
       } else if (i == 1) {
           playcomplete("");
       }
     }
     
   }
    pumpkinstate = 4;
 }
}



void ROM_playcomplete(const char *romname) {
  char name[13], i;
  uint8_t volume;
  int v2;

  for (i=0; i<13; i++) {
    name[i] = pgm_read_byte(&romname[i]);
  }
  name[12] = 0;
  Serial.println(name);
  playfile(name);
  while (wave.isplaying) {
   volume = 0;
   for (i=0; i<8; i++) {
     v2 = analogRead(1) - 512;
     if (v2 < 0)
        v2 *= -1;
     if (v2 > volume)
       volume = v2;
     delay(5);
   }
   if (volume > 200) {
     digitalWrite(outermouthleds, HIGH);
   } else {
     digitalWrite(outermouthleds, LOW);
   }
   if (volume > 150) {
     digitalWrite(midmouthleds, HIGH);
   } else {
     digitalWrite(midmouthleds, LOW);
   }
   if (volume > 100) {
     digitalWrite(mouthleds, HIGH);
   } else {
     digitalWrite(mouthleds, LOW);
   }
   //Serial.print(F("vol = ")); Serial.println(volume, DEC);
  }
  file.close();
}

void playfile(char *name) {

   if (!file.open(root, name)) {
      Serial.println(F(" Couldn't open file")); return;
   }
   if (!wave.create(file)) {
     Serial.println(F(" Not a valid WAV")); return;
   }
   // ok time to play!
   wave.play();
}