FFT Work
This commit is contained in:
Martin Donnelly
parent
e6e767bf26
commit
edd17c1dbe
@ -115,6 +115,7 @@ CC2650_ACCEL = function(p) {
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this.startService = function() {
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this.maxLength = 255;
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if (this.deviceID !== null) {
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console.log('Starting CC2650 Accelerometer Service on ', this.deviceID);
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@ -154,6 +155,114 @@ CC2650_ACCEL = function(p) {
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};
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this.advancedGraphFFT = function(mode, data, subID) {
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var xstep;
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var scalePos;
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var lm;
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var ceiling;
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var elm;
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var text2ID;
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var ceilingLimit;
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var calcArray;
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var floor;
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var _subID;
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var _data;
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var text1ID;
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var lineID;
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var max;
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var reducer = function(p, v) {
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return (Math.abs(p) > Math.abs(v) ? Math.abs(p) : Math.abs(v));
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};
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var parts = ['x', 'y', 'z'];
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var _newData = {x: [],y: [],z: []};
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_data = data || this.data;
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_subID = subID || '';
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// LineID = [this.frameID , _subID , '-line'].join('');
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text1ID = [this.frameID, _subID, '-txt1'].join('');
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text2ID = [this.frameID, _subID, '-txt2'].join('');
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ceiling = 0;
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if (_data.x.length > 0) {
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max = 2;
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for (var lineMode = 0; lineMode < parts.length; lineMode++) {
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lm = parts[lineMode];
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var data = new complex_array.ComplexArray(_data[lm]);
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data.FFT();
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data.forEach(function(c_value, i) {
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ceiling = reducer(c_value.real ,ceiling);
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_newData[lm].push(c_value.real);
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});
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//Ceiling = _data[lm].reduce(reducer);
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console.log('ceiling:', ceiling);
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}
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if (ceiling > 500) {
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max = (ceiling > max) ? (Math.ceil((Math.round(ceiling) + 1) / 50) * 50) : max;
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} else {
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max = (ceiling > max) ? (Math.ceil((Math.round(ceiling) + 1) / 10) * 10) : max;
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}
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ceiling = max;
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floor = ceiling * -1;
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ceilingLimit = ceiling;
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console.log('ceiling:',ceiling);
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scalePos = (124 / 2) / ceiling;
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xstep = (680 - 46) / this.maxLength;
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//Var xstep = 2.34;
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for (lineMode = 0; lineMode < parts.length; lineMode++) {
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lm = parts[lineMode];
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var startX = 46 + (this.maxLength - _newData[lm].length) * xstep;
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calcArray = [];
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lineID = this.frameID + _subID + '-' + lm + '-line';
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for (var x = 0; x < _newData[lm].length; x++) {
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calcArray.push((startX + (x * xstep)).toFixed(2) + ',' + (71 - ((_newData[lm][x]) * scalePos)).toFixed(
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2));
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}
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elm = document.getElementById(lineID);
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elm.setAttribute('points', calcArray.join(' '));
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}
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elm = document.getElementById(text1ID);
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elm.textContent = ceilingLimit;
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elm = document.getElementById(text2ID);
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elm.textContent = floor;
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}
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this.previousCeil = ceiling;
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};
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this.advancedGraph = function(mode, data, subID) {
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var xstep;
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@ -212,14 +321,14 @@ CC2650_ACCEL = function(p) {
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scalePos = (124 / 2) / ceiling;
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xstep = (680 - 46) / 100;
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xstep = (680 - 46) / this.maxLength;
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//Var xstep = 2.34;
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for (lineMode = 0; lineMode < parts.length; lineMode++) {
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lm = parts[lineMode];
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var startX = 46 + (100 - _data[lm].length) * xstep;
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var startX = 46 + (this.maxLength - _data[lm].length) * xstep;
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calcArray = [];
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@ -252,7 +361,7 @@ CC2650_ACCEL = function(p) {
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// Nothing to animate yet
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// return -1;
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this.advancedGraph(0, this.data.gyro, 'gyro');
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this.advancedGraphFFT(0, this.data.gyro, 'gyro');
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this.advancedGraph(0, this.data.accel, 'accel');
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this.advancedGraph(0, this.data.mag, 'mag');
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// This.simpleGraph(this.data.temp, 'temp');
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@ -45,6 +45,7 @@ var CAPABILITY = function(p) {
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this.target = null;
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this.$frame = null;
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this.maxLength = 99;
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this.previousCeil = 0;
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@ -114,7 +115,7 @@ CAPABILITY.prototype.storeData = function(data, alt) {
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}
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var target = alt || this.data;
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if (target.length === 99) {
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if (target.length === this.maxLength) {
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target = target.slice(1);
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}
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@ -70,10 +70,17 @@ gulp.task('devices', function() {
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.pipe(gulp.dest('www/js'));
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});
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/*
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<script type="text/javascript" src="libs/jsfft/complex_array.js"></script>
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<script type="text/javascript" src="libs/jsfft/fft.js"></script>
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*/
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gulp.task('vendor', function() {
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return gulp.src(['app/libs/jquery/dist/jquery.min.js',
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'app/libs/mui/packages/cdn/js/mui.min.js',
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'app/libs/ejs/ejs_production.js'])
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'app/libs/ejs/ejs_production.js',
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'app/libs/jsfft/complex_array.js',
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'app/libs/jsfft/fft.js'])
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.pipe(concat('vendor.js'))
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.pipe(uglify({mangle: false}))
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.pipe(gulp.dest('www/libs'));
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599
www/js/index.js
599
www/js/index.js
@ -1,599 +0,0 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/* global mui, bt_company_ids, ble, LocalFileSystem, capabilityManager, MANUFACTUREDECODER */
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var app;
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app = {
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mode: 0, stop: false, log: {}, activeServices: {},
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list: {}, foundDevices: {},
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manufactureDecoder: new MANUFACTUREDECODER(), // Application Constructor
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initialize: function() {
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this.bindEvents();
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},
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arrayBufferToIntArray: function(buffer) {
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var result;
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if (buffer) {
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var typedArray = new Uint8Array(buffer);
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result = [];
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for (var i = 0; i < typedArray.length; i++) {
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result[i] = typedArray[i];
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}
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}
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return result;
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},
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parseAdvertisingData: function(bytes) {
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var length;
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var type;
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var data;
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var i = 0;
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var advertisementData = {};
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while (length !== 0) {
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length = bytes[i] & 0xFF;
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i++;
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type = bytes[i] & 0xFF;
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i++;
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data = bytes.slice(i, i + length - 1); // Length includes type byte, but not length byte
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i += length - 2; // Move to end of data
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i++;
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advertisementData[type] = data;
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}
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return advertisementData;
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}, handle255: function(buffer) {
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'use strict';
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var company;
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var cid;
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var manID;
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var bin = buffer;
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var decoded = {};
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console.log('Block255', bin);
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manID = app.manufactureDecoder.getManID(bin);
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console.log('ManID:', manID);
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cid = '0x' + manID;
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company = bt_company_ids.find(cid);
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switch (manID) {
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case '004C': {
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decoded = app.manufactureDecoder.decodeIbeacon(bin);
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decoded.company = company;
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break;
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}
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case '1235': {
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decoded = app.manufactureDecoder.decodeSiliconLabsSensorPuck(bin);
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decoded.company = company;
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break;
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}
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case '0060': {
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decoded = app.manufactureDecoder.decodeSansible(bin);
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decoded.company = company;
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break;
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}
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default: {
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console.log('Unknown manID: ', manID);
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decoded = {company: company};
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}
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}
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return decoded;
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}, makeHexBuffer: function(buffer) {
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'use strict';
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return buffer.map(function(i) {
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return ('00' + i.toString(16)).slice(-2) + ',';
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});
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}, makeChars: function(buffer) {
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'use strict';
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return buffer.map(function(i) {
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return String.fromCharCode(i);
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});
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}, calculateDistance: function(txPower, rssi) {
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// If there is 0 txPower then default it to -12dBm which appears to be a general default.
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var _txPower = (txPower !== 0) ? txPower : -12;
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var ratio_db = _txPower - rssi;
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var ratio_linear = Math.pow(10, ratio_db / 10);
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return Math.sqrt(ratio_linear);
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}, /**
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*
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* @param device
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* @param device.rssi
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* @param device.otherData
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* @param device.id
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* @param device.name
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* @param device.rssiBuffer
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* @returns {jQuery|HTMLElement|*}
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*/
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buildNewDeviceResultPanel: function(device) {
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'use strict';
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var dString;
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var accuracy;
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var avg;
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var sum;
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var newPanel, newRow;
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var otherData = device.otherData;
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var newId = 'd-' + device.id.replace(/:/g, '').split('-')[0];
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var title = device.hasOwnProperty('name') ? device.name : '*** Unknown';
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newPanel = $('<div>',
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{id: newId, class: 'mui-panel deviceRow', style: 'min-height:75px;'});
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newRow = $('<div>', {class: 'mui-row'});
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newRow.append($('<div>',
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{class: 'mui-col-xs-12 mui--text-title', text: device.id}));
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newPanel.append(newRow);
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newRow = $('<div>', {class: 'mui-row'});
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newRow.append($('<div>', {class: 'mui-col-xs-3', text: 'Name:'}));
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newRow.append($('<div>', {class: 'mui-col-xs-3', text: title}));
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if (typeof otherData !== 'undefined' && otherData !== null && otherData.hasOwnProperty(
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'txpower')) {
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if (device.hasOwnProperty('rssiBuffer') && (device.rssiBuffer.length > 0)) {
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sum = device.rssiBuffer.reduce(function(a, b) { return a + b; });
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avg = sum / device.rssiBuffer.length;
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accuracy = app.calculateDistance(otherData.txpower, avg);
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} else {
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accuracy = app.calculateDistance(otherData.txpower, device.rssi);
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}
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dString = (accuracy <= 30.00) ? accuracy.toFixed(2) + ' m' : 'Far';
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newRow.append($('<div>', {class: 'mui-col-xs-3', text: 'Distance:'}));
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newRow.append($('<div>', {class: 'mui-col-xs-3', text: dString}));
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} else {
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newRow.append($('<div>', {class: 'mui-col-xs-3', text: 'RSSI:'}));
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newRow.append($('<div>',
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{class: 'mui-col-xs-3', text: device.rssi + ' dB'}));
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}
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newPanel.append(newRow);
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if (typeof otherData !== 'undefined' && otherData !== null) {
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if (otherData.hasOwnProperty('msg')) {
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newRow = $('<div>', {class: 'mui-row'});
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newRow.append($('<div>', {class: 'mui-col-xs-3', text: 'Details:'}));
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newRow.append($('<div>', {class: 'mui-col-xs-8', text: otherData.msg}));
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newPanel.append(newRow);
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}
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}
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return newPanel;
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}, extractPData: function(prev) {
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'use strict';
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if (typeof prev === 'undefined' || prev === null) {
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return {};
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}
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return prev.pData;
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}, extractRSSIBuffer: function(prev) {
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'use strict';
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if (typeof prev === 'undefined' || prev === null) {
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return [];
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}
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return prev.rssiBuffer;
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},
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processPData: function(newData, oldData) {
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'use strict';
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var output = {};
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var wa = [];
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if (newData === null || newData.data === null) {
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return {};
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}
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for (var key in newData.data) {
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if (newData.data.hasOwnProperty(key)) {
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if (Object.keys(oldData).indexOf(key) !== -1) {
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wa = oldData[key];
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}
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if (wa.length === 99) {
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wa = wa.slice(1);
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}
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wa.push(newData.data[key]);
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output[key] = wa;
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}
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}
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return output;
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}, processRSSIData: function(rssi, oldBuffer) {
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'use strict';
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if (typeof oldBuffer === 'undefined' || oldBuffer === null) {
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return [];
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}
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var wa = oldBuffer;
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if (wa.length === 10) {
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wa = wa.slice(1);
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}
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wa.push(rssi);
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return wa;
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}, doScan: function(mode) {
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'use strict';
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app.mode = mode;
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$('#ripple').show();
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if (mode !== 2) {
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$('#tbody').empty();
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}
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ble.startScan([], app.foundDevice.bind(this), function(e) {
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console.error(e);
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});
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var _t = [5000, 60000, 200][mode];
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setTimeout(ble.stopScan, _t, app.scanComplete, function() {
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console.log('stopScan failed');
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$('#ripple').hide();
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});
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}, populateObject: function(source, dest) {
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var rObj = dest;
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for (var item in source) {
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if (source.hasOwnProperty(item)) {
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rObj[item] = source[item];
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}
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}
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return rObj;
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},
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/**
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*
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* @param device
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* @param device.advertising
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* @param device.rssi
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* @param device.id
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*/
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foundDevice: function(device) {
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var rssiBuffer;
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var oldRSSIBuffer;
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var newPData;
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var oldPdata;
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var parsed;
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var hexBuffer;
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var advertBuffer;
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var newTR;
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var newId = 'd-' + device.id.replace(/:/g, '').split('-')[0];
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var _device = app.foundDevices[newId] || {};
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var $newID;
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var otherData;
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_device = app.populateObject(device, _device);
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// _device.pData = {};
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otherData = null;
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this.list[newId] = _device.id;
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if (_device.hasOwnProperty('advertising')) {
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advertBuffer = app.arrayBufferToIntArray(_device.advertising);
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hexBuffer = app.makeHexBuffer(advertBuffer);
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parsed = app.parseAdvertisingData(advertBuffer);
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if (parsed.hasOwnProperty('9')) {
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var name = app.makeChars(parsed['9']);
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_device.name = name.join('');
|
||||
console.log('Name: ', name.join(''));
|
||||
|
||||
}
|
||||
|
||||
if (parsed.hasOwnProperty('255')) {
|
||||
|
||||
otherData = app.handle255(parsed['255']);
|
||||
console.log(otherData);
|
||||
_device.otherData = otherData;
|
||||
}
|
||||
_device.advertBuffer = advertBuffer;
|
||||
_device.hexBuffer = hexBuffer;
|
||||
_device.parsed = parsed;
|
||||
}
|
||||
|
||||
// OldPdata = app.extractPData(app.log[newId]);
|
||||
oldPdata = app.extractPData(_device);
|
||||
|
||||
newPData = app.processPData(otherData, oldPdata);
|
||||
|
||||
// OldRSSIBuffer = app.extractRSSIBuffer(app.log[newId]);
|
||||
oldRSSIBuffer = app.extractRSSIBuffer(_device);
|
||||
rssiBuffer = app.processRSSIData(_device.rssi, oldRSSIBuffer);
|
||||
|
||||
_device.pData = newPData;
|
||||
_device.rssiBuffer = rssiBuffer;
|
||||
|
||||
newTR = app.buildNewDeviceResultPanel(_device);
|
||||
|
||||
$newID = $('div#' + newId);
|
||||
if ($newID.length > 0) {
|
||||
$newID.replaceWith(newTR);
|
||||
} else {
|
||||
$('#scanResults').append(newTR);
|
||||
}
|
||||
|
||||
app.log[newId] = _device;
|
||||
app.foundDevices[newId] = _device;
|
||||
|
||||
console.log(JSON.stringify(_device));
|
||||
|
||||
}, scanComplete: function() {
|
||||
console.log('Scan complete');
|
||||
|
||||
if (app.mode === 1) {
|
||||
app.saveLog();
|
||||
$('#ripple').hide();
|
||||
}
|
||||
|
||||
if (app.mode === 2) {
|
||||
if (!app.stop) {
|
||||
setTimeout(function() {
|
||||
app.doScan(2);
|
||||
}.bind(this), 200);
|
||||
} else {
|
||||
app.saveLog();
|
||||
$('#ripple').hide();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}, writeFile: function(fileEntry, dataObj) {
|
||||
// Create a FileWriter object for our FileEntry (log.txt).
|
||||
fileEntry.createWriter(function(fileWriter) {
|
||||
|
||||
fileWriter.onwriteend = function() {
|
||||
console.log('Successful file write...');
|
||||
// ReadFile(fileEntry);
|
||||
};
|
||||
|
||||
fileWriter.onerror = function(e) {
|
||||
console.error('Failed file write: ' + e.toString());
|
||||
};
|
||||
|
||||
// If data object is not passed in,
|
||||
// create a new Blob instead.
|
||||
if (!dataObj) {
|
||||
dataObj = new Blob(['some file data'], {type: 'text/plain'});
|
||||
}
|
||||
|
||||
fileWriter.write(dataObj);
|
||||
});
|
||||
}, saveLog: function() {
|
||||
'use strict';
|
||||
var dt = new Date().toISOString().replace(/:|-/g, '').replace(/(\.\w+)/g,
|
||||
'');
|
||||
var payload = JSON.stringify(app.log);
|
||||
var filename = 'sensortoy-' + dt + '.json';
|
||||
|
||||
// Var dataObj = new Blob(payload, { type: 'text/plain' });
|
||||
window.requestFileSystem(LocalFileSystem.PERSISTENT, 0, function(fs) {
|
||||
|
||||
console.log('file system open: ' + fs.name);
|
||||
fs.root.getFile(filename,
|
||||
{create: true, exclusive: false},
|
||||
function(fileEntry) {
|
||||
|
||||
console.log('fileEntry is file?' + fileEntry.isFile.toString());
|
||||
// FileEntry.name == 'someFile.txt'
|
||||
// fileEntry.fullPath == '/someFile.txt'
|
||||
console.log('Path: ', fileEntry.fullPath);
|
||||
app.writeFile(fileEntry, payload);
|
||||
|
||||
app.log = [];
|
||||
|
||||
},
|
||||
app.onError);
|
||||
|
||||
}, app.onError);
|
||||
}, forceStop: function() {
|
||||
'use strict';
|
||||
app.stop = true;
|
||||
$('#scan').show();
|
||||
$('#stop').hide();
|
||||
},
|
||||
|
||||
// Bind Event Listeners
|
||||
//
|
||||
// Bind any events that are required on startup. Common events are:
|
||||
// 'load', 'deviceready', 'offline', and 'online'.
|
||||
bindEvents: function() {
|
||||
var self = this;
|
||||
document.addEventListener('deviceready', this.onDeviceReady, false);
|
||||
$('#scan').on('click', function() {
|
||||
'use strict';
|
||||
this.stop = false;
|
||||
this.doScan(2);
|
||||
$('#scan').hide();
|
||||
$('#stop').show();
|
||||
}.bind(this));
|
||||
|
||||
$('#stop').on('click', function() {
|
||||
'use strict';
|
||||
app.forceStop();
|
||||
|
||||
}.bind(this));
|
||||
|
||||
$('#longScan').on('click', function() {
|
||||
'use strict';
|
||||
this.doScan(1);
|
||||
}.bind(this));
|
||||
|
||||
$('#scanResults').on('click', 'div.mui-panel.deviceRow', function() {
|
||||
'use strict';
|
||||
var tID = $(this).context.id;
|
||||
var id = self.list[tID];
|
||||
|
||||
console.log(tID, id);
|
||||
|
||||
app.forceStop();
|
||||
self.connect(id);
|
||||
});
|
||||
|
||||
}, addTab: function(tID) {
|
||||
var appTabs = $('#app-tabs');
|
||||
var panes = $('#tab-panes');
|
||||
|
||||
var paneID = 'pane-' + tID;
|
||||
|
||||
var _device = app.foundDevices[tID];
|
||||
var _name = _device.name || _device.id;
|
||||
|
||||
console.log('Found:', _device);
|
||||
|
||||
$('<div>', {class: 'mui-tabs__pane', id: paneID}).appendTo(panes);
|
||||
|
||||
var li = $('<li>').append($('<a>',
|
||||
{'data-mui-toggle': 'tab', 'data-mui-controls': paneID, text: _name}));
|
||||
|
||||
appTabs.append(li);
|
||||
|
||||
return paneID;
|
||||
|
||||
},
|
||||
|
||||
// Deviceready Event Handler
|
||||
//
|
||||
// The scope of 'this' is the event. In order to call the 'receivedEvent'
|
||||
// function, we must explicitly call 'app.receivedEvent(...);'
|
||||
onDeviceReady: function() {
|
||||
|
||||
},
|
||||
|
||||
doAnimate: function() {
|
||||
for (var item in app.activeServices) {
|
||||
if (app.activeServices.hasOwnProperty(item)) {
|
||||
var activeService = app.activeServices[item];
|
||||
for (var t = 0; t < activeService.length; t++) {
|
||||
activeService[t].animateGraph();
|
||||
}
|
||||
}
|
||||
}
|
||||
window.requestAnimFrame(app.doAnimate.bind(this));
|
||||
}, connect: function(deviceId) {
|
||||
|
||||
$('#results').slideUp();
|
||||
console.log('Connect to ', deviceId);
|
||||
|
||||
var tID = 'd-' + deviceId.replace(/:/g, '').split('-')[0];
|
||||
|
||||
/**
|
||||
*
|
||||
* @param a
|
||||
* @param a.services
|
||||
*/
|
||||
var onConnect = function(a) {
|
||||
var services = [];
|
||||
|
||||
services = a.services;
|
||||
|
||||
console.log('Searching services for ', tID);
|
||||
var usedServices = [];
|
||||
|
||||
var target = app.addTab(tID);
|
||||
|
||||
var _params = {
|
||||
deviceID: deviceId, target: target
|
||||
};
|
||||
|
||||
for (var t = 0; t < services.length; t++) {
|
||||
|
||||
var ident = services[t].toUpperCase();
|
||||
|
||||
var SERVICE = capabilityManager.discover(ident);
|
||||
|
||||
if (SERVICE !== null) {
|
||||
|
||||
var newService = new SERVICE(_params);
|
||||
newService.startService();
|
||||
usedServices.push(newService);
|
||||
} else {
|
||||
console.error('Unknown service: ', ident);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
app.activeServices[tID] = usedServices;
|
||||
|
||||
mui.tabs.activate(target);
|
||||
window.requestAnimFrame(app.doAnimate.bind(this));
|
||||
};
|
||||
|
||||
if (!app.activeServices.hasOwnProperty(tID)) {
|
||||
|
||||
ble.connect(deviceId, onConnect, function(e) {
|
||||
'use strict';
|
||||
console.log(e);
|
||||
console.error(e);
|
||||
|
||||
});
|
||||
|
||||
}
|
||||
|
||||
}, onError: function(reason) {
|
||||
console.error('ERROR: ' + reason); // Real apps should use notification.alert
|
||||
}
|
||||
};
|
||||
|
||||
window.requestAnimFrame = (function() {
|
||||
return window.requestAnimationFrame ||
|
||||
window.webkitRequestAnimationFrame ||
|
||||
window.mozRequestAnimationFrame ||
|
||||
function(callback) {
|
||||
window.setTimeout(callback, 1000 / 60);
|
||||
};
|
||||
})();
|
||||
|
||||
app.initialize();
|
||||
Loading…
Reference in New Issue
Block a user