v1 of library

1 files changed, 77 insertions, 0 deletions

diff --git a/index.html b/index.html
new file mode 100644
index 0000000..358b4a3
--- /dev/null
+++ b/index.html
@@ -0,0 +1,77 @@
+<style>
+.note {
+  color: #339;
+  text-decoration: underline;
+  cursor: pointer;
+}
+* {
+  cursor: default;
+}
+</style>
+<pre>
+<script src="intonation.js"></script>
+<script>
+var delim = "</span> <span>"
+function write(s){ document.write("<span>" + (s || "") + "</span>\n") }
+
+s = new Intonation({
+  intervals: '1/1 9/8 5/4 4/3 3/2 5/3 15/8 2/1',
+})
+write("original scale:")
+write( s.range(0, 10).map(function(i){ return i.toFixed(0) }).join(delim) )
+write("")
+
+s = new Intonation({
+  root: 450,
+  intervals: '1/1 9/8 5/4 4/3 3/2 5/3 15/8 2/1',
+})
+write("root @ 450:")
+write( s.range(0, 10).map(function(i){ return i.toFixed(0) }).join(delim) )
+write("")
+
+s = new Intonation({
+  tet: 5,
+})
+write("5-tet")
+write( s.range(0, 6).map(function(i){ return i.toFixed(0) }).join(delim) )
+write("")
+
+s = new Intonation({
+  tet: 12,
+})
+write("12-tet")
+write( s.range(0, 13).map(function(i){ return i.toFixed(0) }).join(delim) )
+write("")
+
+s = new Intonation({
+  tet: 17,
+})
+write("17-tet")
+write( s.range(0, 18).map(function(i){ return i.toFixed(0) }).join(delim) )
+write("")
+
+</script>
+<script src="http://asdf.us/harp/js/vendor/Tone.min.js"></script>
+<script>
+polysynth = new Tone.PolySynth(8, Tone.synth)
+polysynth.set({
+  oscillator: { type: "sine" },
+  envelope:{
+    attack: 0.01,
+    decay: 2.5,
+    sustain: 0.0,
+    release: 0.1,
+  }
+})
+var comp = new Tone.Compressor(-30, 3).toMaster()
+polysynth.connect(comp)
+Array.prototype.slice.apply( document.querySelectorAll("span") ).forEach(function(span){
+  if (! span.innerHTML.match(/[^0-9]/)) {
+    var f = parseInt(span.innerHTML)
+    span.classList.add("note")
+    span.addEventListener("click", function(){
+       polysynth.triggerAttackRelease(f, 1.5)
+    })
+  }
+})
+</script>
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