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zoom scopes out 4x; looks way better

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This commit is contained in:
Andy Sloane 2015-11-01 21:50:49 -08:00
commit 22dd555228
1 changed files with 4 additions and 4 deletions
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8
xm.js
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@ -640,10 +640,10 @@ function audio_cb(e) {
var scopes = undefined;
for (var j = 0; j < nchan; j++) {
var scope;
if (tickduration >= _scope_width) {
if (tickduration >= 4*_scope_width) {
scope = new Float32Array(_scope_width);
for (var k = 0; k < _scope_width; k++) {
scope[k] = -dataL[offset+k] - dataR[offset+k];
scope[k] = -dataL[offset+k*4] - dataR[offset+k*4];
}
}
@ -651,9 +651,9 @@ function audio_cb(e) {
channelinfo[j], offset, offset + tickduration, dataL, dataR) /
tickduration;
if (tickduration >= _scope_width) {
if (tickduration >= 4*_scope_width) {
for (var k = 0; k < _scope_width; k++) {
scope[k] += dataL[offset+k] + dataR[offset+k];
scope[k] += dataL[offset+k*4] + dataR[offset+k*4];
}
if (scopes == undefined) scopes = [];
scopes.push(scope);