<script>

Maxim maxim;
AudioPlayer player;

float magnify = 200; // This is how big we want the rose to be.
float phase = 0; // Phase Coefficient : this is basically how far round the circle we are going to go
float amp = 0; // Amp Coefficient : this is basically how far from the origin we are.
int elements = 128;// This is the number of points and lines we will calculate at once. 1000 is alot actually.
float threshold = 0.35;// try increasing this if it jumps around too much
int wait=0;
boolean playit;
void setup() {
//The size is iPad Portrait.
//If you want landscape, you should swap the values.
// comment out if you are on Android!
size(768, 1024);
maxim = new Maxim(this);
player = maxim.loadFile(“Trials & Errors (MASTERED).wav”);
player.setLooping(true);
player.volume(1.0);
player.setAnalysing(true);
rectMode(CENTER);
background(0);
colorMode(HSB);
}

void draw() {
float power = 0;
if (playit) {
player.play();
power = player.getAveragePower();
//detect a beat
if (power > threshold && wait<0) {
//println(“boom”);
//a beat was detected. Now we can do something about it
//amp+=power; // for example alter the animation
phase+=power*10;
wait+=10; //let’s wait a bit before we look for another beat
}
wait–;// counting down…
}
amp += 0.05;//get the mouse Y coordinate and use it to set the current amp coefficient
float spacing = TWO_PI/elements; // this is how far apart each ‘node’ will be – study it.
translate(width*0.5, height*0.5, 500, 500);// we translate the whole sketch to the centre of the screen, so 0,0 is in the middle.
fill(0, 50);
rect(0, 0, width, height);
noFill();
strokeWeight(2);
for (int i = 0; i < elements;i++) {
stroke(i*2, 255, 255, 50);
pushMatrix();
rotate(spacing*i*phase);
translate(sin(spacing*amp*i)*magnify, 0);
rotate(-(spacing*i*phase));
//line(0, i*(power*10)-(width/4),0,i*(power*10)-(height/4));
rotate(i);
//noStroke();
//fill(i*2,255,255,10);
ellipse(10,10,i*(power*10),i*(power*10));
//line(0, i*(power*10)-200, 0, 0);
popMatrix();
stroke(255, 0, 0);
}
}

void mousePressed() {

playit = !playit;

if (playit) {

player.play();
}
else {

player.stop();
}
}

</script>

 

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