/*
SARAH MERCHANT 2008
RIT Student
TYPOGRAPHIC VISUALIZATION
Using Audio Levels to create typographic digital art
--------------------------------------------------
Be sure to download the Minim Library, and to save an audio file into your data
directory. http://code.compartmental.net/tools/minim/
If you have any questions feel free to leave a comment on my Blog.
*/

import processing.video.*;
import processing.opengl.*;
import ddf.minim.*;
import ddf.minim.signals.*;

AudioPlayer groove;


// font stuff
String word = "Put Your Lyrics here with no hard returns";
PFont f;
char[] letters;
String num = str(hour())+"_"+str(minute())+"_"+str(second());
//audio vars
int rightAudio;
int leftAudio;
// positioning vars
int xpos = 5;
float a = 0.0;
float inc = PI/0.3;
String id = str(hour())+"_"+str(minute())+"_"+str(second());

void setup()
{
size(3200, 1100, P3D);

 Minim.start(this);
 // import audio file
 groove = Minim.loadFile("Path to your .aif or .mp3 file here", 512);
 groove.loop();
 
 background(0); 
 // font stuff
 // be sure to enter the exact name of your font as it is reffered to by
 //Processing, you can have Processing print out your font library
  f = createFont("Your font that is on your computer", 250);
  textFont(f);Ê
  // define letters array
  letters = word.toCharArray();
  
}

void draw()
{
 
  pushMatrix();
   // for loop
 for(int i=0; i<letters.length; i++) {
    // audio vars
    // round the audio levels to a whole number * 1000 
     rightAudio = round(groove.right.level()*1000);
     leftAudio = round(groove.left.level()*1000);
    // controll the RGB and transparence of the letters
    fill(random(355+xpos)-i, random(355+xpos)-i, random(355+xpos)-i, random(rightAudio+80));
  
    //text stuff
    textSize(8);
    // add a single letter to the screen at a time, and give it x, y, and z locations
    text(letters[i], (width/200)+sin(a)*xpos, (height/100)+cos(a)*xpos, rightAudio);
    inc = PI/((400.0/1000.0)*rightAudio);
    a += inc;
    xpos += ((400.0/1000.0)*leftAudio)/100.0;
  
    rotateY(radians(i*PI));
    rotateX(tan(i*PI));
 
 }

 popMatrix();
 // round the audio levels to a whole number * 1000 
 rightAudio = round(groove.right.level()*1000);
 leftAudio = round(groove.left.level()*1000);

 // Change height of the camera with mouseY
 camera(rightAudio/2, leftAudio/2,  rightAudio/2, // eyeX, eyeY, eyeZ
         0.0, 0.0, 0.0, // centerX, centerY, centerZ
         0.0, 1.0, 0.0); // upX, upY, upZ
 
}

// key press direction
void keyPressed() {
  if (key == 's') {
    // if the "s" key is pressed save a .tiff file
    print("DONE!!!");
    saveFrame("fileName-####.tif");
   
  }if (key == 'e') {
    // if the "e" key is pressed save a .png & close the sketch
    //print("DONE!!!");
    // save a png
    save("IMG"+id+".png");
    //close out the sketch 
    exit();
  }
}