Visualizer.pde

/*
 * Audio Visualizer
 * Author: Doodleman
 * Contributors: Goofables
 * Description: Audio visualizer using the Minim library for processing
 * 
 * Controls:
 *   Pick frame - 0..10, a..z
 *   Next       - Up, Right
 *   Previous   - Down, Left
 *   Pause      - Enter
 *   Debug      - `
 *   Rotate     - \
 *   FullScreen - F10
 *   Pin on top - F1
 */

import ddf.minim.*;
import ddf.minim.analysis.*;
import ddf.minim.effects.*;
import ddf.minim.signals.*;
import ddf.minim.spi.*;
import ddf.minim.ugens.*;

static Minim minim;
static AudioInput in;
static AudioPlayer player;
static BeatDetect beat;
static AudioMetaData meta;

int time;
int wait = 10000;
int mode = 0;
ArrayList<Frame> frames = new ArrayList<Frame>();
boolean fps = false;
int last = 0;
boolean updateFps = false;
boolean paused = false;
boolean fullScreen = true;
boolean ontop = false;
boolean noMove = false;
int mx, my;
int windowX, windowY;

void setup() {
  fullScreen(P3D);
  surface.setResizable(true);
  textAlign(CENTER, CENTER);
  textSize(20);
  noCursor();

  background(0);
  text("Made by: Doodleman, using the Minim library\nContributors: Goofables", width/2, height/4);

  minim = new Minim(this);
  //player = minim.loadFile("0"+(int)random(9)+".mp3");

  in = minim.getLineIn();

  //meta = player.getMetaData();
  beat = new BeatDetect();//(player.bufferSize(), player.sampleRate());  <- mode 2

  frames.add(new DotLine());     // 0   a
  frames.add(new Land());        // 1   b
  frames.add(new Sphere());      // 2   c
  frames.add(new SphereLine());  // 3   d
  frames.add(new DotCircle());   // 4   e
  //frames.add(new Matrix());    // 
  frames.add(new Wave());        // 5   f
  frames.add(new Waves());       // 6   g
  frames.add(new Waves2());      // 7   h
  frames.add(new Dots());        // 8   i
  frames.add(new Dots4());       // 9   j
  frames.add(new DotArc());      // 10  k
  frames.add(new Window());      // 11  l
  frames.add(new Lines());      // 12  m
  frames.add(new DotPlane());

  //player.play();
}

void draw() {
  /*fill(0);
   noStroke();
   rect(30, 42, 50, 20);
   fill(255);
   text(windowX + " " + windowY, 50, 50);*/
  if (paused) return;
  beat.detect(in.mix);

  /*if (millis() - time >= wait) {
   mode = 6;//(int)random(frames.size());
   if (mode > frames.size()) {
   mode = 0;
   }
   time = millis();
   }*/
  frames.get(mode).frame();

  if (fps) {
    int now = millis();
    int fps = 1000/(now - last);
    last = now;
    if (updateFps) {
      updateFps = false;
      String txt = String.valueOf(fps);
      fill(0);
      noStroke();
      rect(30, 42, 50, 20);
      fill(255);
      text(txt, 50, 50);
    } else updateFps = true;
  }
}

void keyPressed() {
  //println("Code: " + keyCode + " Key: '" + key + "'");
  if (48 <= keyCode && keyCode <= 57) { // key 0 - 9
    mode = keyCode - 48; // 48 = 0
  } else if (65 <= keyCode && keyCode <= 90) { // key a - z
    mode = keyCode - 65; // 65 = a
  } else if (key == ENTER | key == RETURN) {
    paused = !paused;
    return;
  } else switch(keyCode) {
  case 38: // up
  case 39: // Right
    mode += 1;
    break;
  case 37: // Left
  case 40: // Down
    mode -= 1;
    break;
  case 96: // toggle fps (`)
    fps = !fps;
    println("Debug: " + fps);
    return;
  case 92: // Rotate (\)
    for (int i = 0; i < frames.size(); i++) {
      if (frames.get(i) instanceof Waves2) ((Waves2)frames.get(i)).toggle(); 
      if (frames.get(i) instanceof DotArc) ((DotArc)frames.get(i)).toggle();
    }
    return;
  case 106: // F10
    if (fullScreen) {
      surface.setSize(displayWidth, 100);
      surface.setLocation(0, 0);
      cursor();
      //surface.setLocation(displayWidth/2-width/2, displayHeight/2-height/2);
      //windowX = displayWidth/2-width/2;
      //windowY = displayHeight/2-height/2;
    } else {
      surface.setSize(displayWidth, displayHeight);
      surface.setLocation(0, 0);
      noCursor();
    }
    fullScreen = !fullScreen;
    return;
  case 97: // F1
    ontop = !ontop;
    surface.setAlwaysOnTop(ontop);
    return;
  default:
    return;
  }
  // make sure 0 <= mode < frames.size()
  if (mode >= frames.size()) mode = 0; 
  if (mode < 0) mode = frames.size() - 1;
  frames.get(mode).load();
  background(0);
  frameRate(60);
  paused = false;
  //println("KeyCode: " + keyCode + " key: '" + key + "'");
}
/*
void mousePressed() {
 if (fullScreen) return;
 mx = mouseX;
 my = mouseY;
 }
 
 void mouseDragged() {
 if (fullScreen) return;
 if (noMove) {
 mx = mouseX;
 my = mouseY;
 noMove = false; 
 return;
 }
 int dx = mouseX - mx;
 int dy = mouseY - my;
 //println(mouseX + " " + mouseY + " | " + mx + " " + my + " | " + dx + " " + dy + " | " + windowX + " " + windowY);
 surface.setLocation(windowX + dx, windowY + dx);
 windowX += dx;
 windowY += dy;
 noMove = true;
 }
 */