Remove wayward function

master
William Toohey 10 years ago
parent eae16ce535
commit f6cd5f7e38
  1. 64
      src/js/HuesEditor.js

@ -879,70 +879,6 @@ HuesEditor.prototype.copyXML = function() {
}
}
function drawWaveform(buffer) {
var ca = document.querySelector("#waveform");
var c = ca.getContext("2d");
var samples = buffer.getChannelData(0);
var width = (buffer.duration * secondWidth) | 0;
ca.width = width;
ca.height = 128;
c.strokeStyle = "black";
var samplesInColumn = (samples.length / width) | 0;
// console.log(samplesInColumn)
var t, b;
for (var i = 0; i < width; i++) {
var pmin = 999;
var pmax = 0;
var nmin = 0;
var nmax = -999;
for (var j = 0; j < samplesInColumn; j++) {
var s = samples[i*samplesInColumn+j]
// console.log(s)
if (s > 0 && s < pmin) { pmin = s;}
else if (s > 0 && s > pmax) { pmax = s;}
else if (s < 0 && s < nmin) { nmin = s;}
else if (s < 0 && s > nmax) { nmax = s;}
};
// console.log(pmax, pmin, nmax, nmin)
var ch = ca.height;
// t = (pmax) * ch/2
// b = (2+nmin) * ch/2
t = (1-pmax) * ch/2
b = ch - (1+nmin) * ch/2
c.strokeStyle = "black";
c.beginPath()
c.moveTo(i, t)
c.lineTo(i, b)
c.stroke();
// t = (1-pmax) * ch/2
// b = ch - (1+nmin) * ch/2
// c.strokeStyle = "green";
// c.beginPath()
// c.moveTo(i, t)
// c.lineTo(i, b)
// c.stroke();
// pixel(c, i, t, [255,0,0,255])
// pixel(c, i, b, [0,0,255,255])
// console.log(pmin, nmax)
};
}
window.HuesEditor = HuesEditor;

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