pushing init comit from storage

2020-11-18 01:14:51 -05:00
parent 26c8aea07a
commit dae58a9ba3
17 changed files with 154731 additions and 1 deletions
--- a/style/js/audioVisualizerLogo.js
+++ b/style/js/audioVisualizerLogo.js
@@ -0,0 +1,106 @@
+// var
+var mic, fft, smoothing, bands;
+
+function setup() {
+
+  // creating audio context to allow for music
+  var constraints = {
+    audio: true
+  };
+
+  var audio = createCapture(constraints, function (stream) {
+    console.log(stream);
+  });
+  audio.volume(0);
+
+
+  colorMode(HSB);
+
+  // Set Smoothing, bar count, dimmensions
+  var smoothing = 0.8;
+  var bands = 256;
+
+  // Create Canvas with 100%
+  var canvas = createCanvas(windowWidth, windowHeight);
+
+  // Attatch to Div 
+  canvas.parent('sketch-holder');
+
+  // Make work in degrees for circle
+  angleMode(DEGREES);
+
+  // create Mic in
+  mic = new p5.AudioIn();
+
+  // Fast Fourier Transform (apmlitude at various frequencies)
+  fft = new p5.FFT(smoothing, bands);
+  fft.setInput(mic);
+
+  // start mic capture
+  mic.start();
+}
+
+function windowResized() {
+  resizeCanvas(windowWidth, windowHeight);
+  resetSketch();
+}
+
+function resetSketch() {
+
+  // Analyze the spectrum and gives array
+  var spectrum = fft.analyze();
+
+  // Move to Center
+  translate(width / 2, height / 2);
+
+
+  for (var i = 0; i < spectrum.length; i++) {
+    var angle = map(i, 180, spectrum.length, 0, 250);
+    var amplitude = spectrum[i];
+
+    var radius = map(amplitude, 0, 360, Math.sqrt(width * height) / 4, Math.sqrt(width * height) / 2, true);
+    var x = radius * cos(angle);
+    var y = radius * sin(angle);
+    //noStroke();
+
+    // draw bars
+    var e1 = line(x, y, x, y);
+    var e2 = line(y, x, y, x);
+
+    // Rotate
+    e1.rotate(16);
+    e2.rotate(16);
+    //rotate(radius/PI);
+    strokeWeight(20);
+    stroke(color(map(amplitude, 0, 255, 0, 255, true), map(amplitude, 0, 255, 200, 255, true), map(amplitude, 0, 255, Math.random(), 255, true), amplitude));
+  }
+}
+
+function draw() {
+
+  // TEMP
+  clear();
+  //background(55);
+  resetSketch();
+}
+
+/*********************************
+getUserMedia returns a Promise
+resolve - returns a MediaStream Object
+reject returns one of the following errors
+AbortError - generic unknown cause
+NotAllowedError (SecurityError) - user rejected permissions
+NotFoundError - missing media track
+NotReadableError - user permissions given but hardware/OS error
+OverconstrainedError - constraint video settings preventing
+TypeError - audio: false, video: false
+
+# Permissions for p5 to access remote Mic
+*********************************/
+function touchStarted() {
+  if (getAudioContext().state !== 'running') {
+    getAudioContext().resume();
+  } else {
+    console.log("not started");
+  }
+}