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[Time Controller] Fix sine wave generation

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Generate sine wave correctly when start time has been specified,
WTD-1515
This commit is contained in:
Victor Woeltjen 2015-09-04 14:24:45 -07:00
parent d158aa6028
commit 77d11e1bcf
1 changed files with 12 additions and 9 deletions
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21
example/generator/src/SinewaveTelemetrySeries.js
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@ -29,31 +29,34 @@ define(
function () {
"use strict";
var firstObservedTime = Date.now();
var firstObservedTime = Math.floor(Date.now() / 1000);
/**
*
* @constructor
*/
function SinewaveTelemetrySeries(request) {
var firstTime = (request || {}).start || firstObservedTime,
latestObservedTime = Date.now(),
count = Math.floor((latestObservedTime - firstTime) / 1000),
var latestObservedTime = Math.floor(Date.now() / 1000),
count = latestObservedTime - firstObservedTime,
period = request.period || 30,
generatorData = {};
generatorData = {},
offset = (request.start !== undefined) ?
Math.floor(request.start / 1000) - firstObservedTime :
0;
generatorData.getPointCount = function () {
return count;
return count - offset;
};
generatorData.getDomainValue = function (i, domain) {
return i * 1000 +
(domain !== 'delta' ? firstTime : 0);
return (i + offset) * 1000 +
(domain !== 'delta' ?
(firstObservedTime * 1000) : 0);
};
generatorData.getRangeValue = function (i, range) {
range = range || "sin";
return Math[range](i * Math.PI * 2 / period);
return Math[range]((i + offset) * Math.PI * 2 / period);
};
return generatorData;