424 lines
16 KiB
JavaScript
424 lines
16 KiB
JavaScript
'use strict';
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TABS.sensors = {};
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TABS.sensors.initialize = function (callback) {
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var self = this;
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if (GUI.active_tab != 'sensors') {
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GUI.active_tab = 'sensors';
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googleAnalytics.sendAppView('Sensor Page');
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}
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function initSensorData(){
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for (var i = 0; i < 3; i++) {
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SENSOR_DATA.accelerometer[i] = 0;
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SENSOR_DATA.gyroscope[i] = 0;
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SENSOR_DATA.magnetometer[i] = 0;
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SENSOR_DATA.debug[i] = 0;
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}
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}
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function initDataArray(length) {
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var data = new Array(length);
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for (var i = 0; i < length; i++) {
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data[i] = new Array();
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data[i].min = -1;
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data[i].max = 1;
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}
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return data;
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}
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function addSampleToData(data, sampleNumber, sensorData) {
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for (var i = 0; i < data.length; i++) {
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var dataPoint = sensorData[i];
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data[i].push([sampleNumber, dataPoint]);
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if (dataPoint < data[i].min) {
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data[i].min = dataPoint;
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}
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if (dataPoint > data[i].max) {
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data[i].max = dataPoint;
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}
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}
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while (data[0].length > 300) {
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for (i = 0; i < data.length; i++) {
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data[i].shift();
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}
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}
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return sampleNumber + 1;
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}
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var margin = {top: 20, right: 10, bottom: 10, left: 40};
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function updateGraphHelperSize(helpers) {
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helpers.width = helpers.targetElement.width() - margin.left - margin.right;
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helpers.height = helpers.targetElement.height() - margin.top - margin.bottom;
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helpers.widthScale.range([0, helpers.width]);
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helpers.heightScale.range([helpers.height, 0]);
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helpers.xGrid.tickSize(-helpers.height, 0, 0);
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helpers.yGrid.tickSize(-helpers.width, 0, 0);
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}
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function initGraphHelpers(selector, sampleNumber, heightDomain) {
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var helpers = {selector: selector, targetElement: $(selector), dynamicHeightDomain: !heightDomain};
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helpers.widthScale = d3.scale.linear()
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.clamp(true)
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.domain([(sampleNumber - 299), sampleNumber]);
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helpers.heightScale = d3.scale.linear()
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.clamp(true)
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.domain(heightDomain || [1, -1]);
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helpers.xGrid = d3.svg.axis();
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helpers.yGrid = d3.svg.axis();
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updateGraphHelperSize(helpers);
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helpers.xGrid
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.scale(helpers.widthScale)
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.orient("bottom")
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.ticks(5)
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.tickFormat("");
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helpers.yGrid
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.scale(helpers.heightScale)
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.orient("left")
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.ticks(5)
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.tickFormat("");
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helpers.xAxis = d3.svg.axis()
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.scale(helpers.widthScale)
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.ticks(5)
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.orient("bottom")
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.tickFormat(function (d) {return d;});
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helpers.yAxis = d3.svg.axis()
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.scale(helpers.heightScale)
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.ticks(5)
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.orient("left")
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.tickFormat(function (d) {return d;});
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helpers.line = d3.svg.line()
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.x(function (d) {return helpers.widthScale(d[0]);})
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.y(function (d) {return helpers.heightScale(d[1]);});
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return helpers;
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}
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function drawGraph(graphHelpers, data, sampleNumber) {
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var svg = d3.select(graphHelpers.selector);
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if (graphHelpers.dynamicHeightDomain) {
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var limits = [];
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$.each(data, function (idx, datum) {
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limits.push(datum.min);
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limits.push(datum.max);
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});
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graphHelpers.heightScale.domain(d3.extent(limits));
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}
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graphHelpers.widthScale.domain([(sampleNumber - 299), sampleNumber]);
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svg.select(".x.grid").call(graphHelpers.xGrid);
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svg.select(".y.grid").call(graphHelpers.yGrid);
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svg.select(".x.axis").call(graphHelpers.xAxis);
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svg.select(".y.axis").call(graphHelpers.yAxis);
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var group = svg.select("g.data");
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var lines = group.selectAll("path").data(data, function (d, i) {return i;});
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var newLines = lines.enter().append("path").attr("class", "line");
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lines.attr('d', graphHelpers.line);
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}
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function plot_gyro(enable) {
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if (enable) {
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$('.wrapper.gyro').show();
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} else {
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$('.wrapper.gyro').hide();
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}
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}
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function plot_accel(enable) {
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if (enable) {
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$('.wrapper.accel').show();
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} else {
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$('.wrapper.accel').hide();
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}
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}
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function plot_mag(enable) {
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if (enable) {
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$('.wrapper.mag').show();
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} else {
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$('.wrapper.mag').hide();
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}
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}
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function plot_baro(enable) {
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if (enable) {
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$('.wrapper.baro').show();
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} else {
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$('.wrapper.baro').hide();
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}
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}
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function plot_debug(enable) {
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if (enable) {
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$('.wrapper.debug').show();
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} else {
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$('.wrapper.debug').hide();
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}
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}
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$('#content').load("./tabs/sensors.html", function load_html() {
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// translate to user-selected language
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localize();
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// disable graphs for sensors that are missing
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var checkboxes = $('.tab-sensors .info .checkboxes input');
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if (!bit_check(CONFIG.activeSensors, 1)) { // baro
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checkboxes.eq(3).prop('disabled', true);
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}
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if (!bit_check(CONFIG.activeSensors, 2)) { // mag
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checkboxes.eq(2).prop('disabled', true);
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}
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$('.tab-sensors .info .checkboxes input').change(function () {
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var enable = $(this).prop('checked');
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var index = $(this).parent().index();
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switch (index) {
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case 0:
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plot_gyro(enable);
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break;
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case 1:
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plot_accel(enable);
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break;
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case 2:
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plot_mag(enable);
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break;
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case 3:
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plot_baro(enable);
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break;
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case 4:
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plot_debug(enable);
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break;
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}
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var checkboxes = [];
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$('.tab-sensors .info .checkboxes input').each(function () {
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checkboxes.push($(this).prop('checked'));
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});
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$('.tab-sensors .rate select:first').change();
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chrome.storage.local.set({'graphs_enabled': checkboxes});
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});
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chrome.storage.local.get('graphs_enabled', function (result) {
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if (result.graphs_enabled) {
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var checkboxes = $('.tab-sensors .info .checkboxes input');
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for (var i = 0; i < result.graphs_enabled.length; i++) {
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checkboxes.eq(i).not(':disabled').prop('checked', result.graphs_enabled[i]).change();
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}
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} else {
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$('.tab-sensors .info input:lt(4):not(:disabled)').prop('checked', true).change();
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}
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});
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// Always start with default/empty sensor data array, clean slate all
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initSensorData();
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// Setup variables
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var samples_gyro_i = 0,
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samples_accel_i = 0,
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samples_mag_i = 0,
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samples_baro_i = 0,
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samples_debug_i = 0,
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gyro_data = initDataArray(3),
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accel_data = initDataArray(3),
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mag_data = initDataArray(3),
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baro_data = initDataArray(1),
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debug_data = [
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initDataArray(1),
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initDataArray(1),
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initDataArray(1),
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initDataArray(1)
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];
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var gyroHelpers = initGraphHelpers('#gyro', samples_gyro_i, [-2000, 2000]);
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var accelHelpers = initGraphHelpers('#accel', samples_accel_i, [-2, 2]);
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var magHelpers = initGraphHelpers('#mag', samples_mag_i, [-1, 1]);
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var baroHelpers = initGraphHelpers('#baro', samples_baro_i);
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var debugHelpers = [
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initGraphHelpers('#debug1', samples_debug_i),
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initGraphHelpers('#debug2', samples_debug_i),
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initGraphHelpers('#debug3', samples_debug_i),
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initGraphHelpers('#debug4', samples_debug_i)
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];
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var raw_data_text_ements = {
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x: [],
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y: [],
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z: [],
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};
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$('.plot_control .x, .plot_control .y, .plot_control .z').each(function () {
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var el = $(this);
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if (el.hasClass('x')) {
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raw_data_text_ements.x.push(el);
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} else if (el.hasClass('y')) {
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raw_data_text_ements.y.push(el);
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} else {
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raw_data_text_ements.z.push(el);
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}
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});
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// set refresh speeds according to configuration saved in storage
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chrome.storage.local.get('sensor_settings', function (result) {
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if (result.sensor_settings) {
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$('.tab-sensors select[name="gyro_refresh_rate"]').val(result.sensor_settings.rates.gyro);
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$('.tab-sensors select[name="gyro_scale"]').val(result.sensor_settings.scales.gyro);
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$('.tab-sensors select[name="accel_refresh_rate"]').val(result.sensor_settings.rates.accel);
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$('.tab-sensors select[name="accel_scale"]').val(result.sensor_settings.scales.accel);
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$('.tab-sensors select[name="mag_refresh_rate"]').val(result.sensor_settings.rates.mag);
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$('.tab-sensors select[name="mag_scale"]').val(result.sensor_settings.scales.mag);
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$('.tab-sensors select[name="baro_refresh_rate"]').val(result.sensor_settings.rates.baro);
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$('.tab-sensors select[name="debug_refresh_rate"]').val(result.sensor_settings.rates.debug);
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// start polling data by triggering refresh rate change event
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$('.tab-sensors .rate select:first').change();
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} else {
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// start polling immediatly (as there is no configuration saved in the storage)
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$('.tab-sensors .rate select:first').change();
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}
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});
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$('.tab-sensors .rate select, .tab-sensors .scale select').change(function () {
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// if any of the select fields change value, all of the select values are grabbed
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// and timers are re-initialized with the new settings
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var rates = {
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'gyro': parseInt($('.tab-sensors select[name="gyro_refresh_rate"]').val(), 10),
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'accel': parseInt($('.tab-sensors select[name="accel_refresh_rate"]').val(), 10),
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'mag': parseInt($('.tab-sensors select[name="mag_refresh_rate"]').val(), 10),
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'baro': parseInt($('.tab-sensors select[name="baro_refresh_rate"]').val(), 10),
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'debug': parseInt($('.tab-sensors select[name="debug_refresh_rate"]').val(), 10)
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};
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var scales = {
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'gyro': parseFloat($('.tab-sensors select[name="gyro_scale"]').val()),
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'accel': parseFloat($('.tab-sensors select[name="accel_scale"]').val()),
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'mag': parseFloat($('.tab-sensors select[name="mag_scale"]').val())
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};
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// handling of "data pulling" is a little bit funky here, as MSP_RAW_IMU contains values for gyro/accel/mag but not baro
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// this means that setting a slower refresh rate on any of the attributes would have no effect
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// what we will do instead is = determinate the fastest refresh rate for those 3 attributes, use that as a "polling rate"
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// and use the "slower" refresh rates only for re-drawing the graphs (to save resources/computing power)
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var fastest = d3.min([rates.gyro, rates.accel, rates.mag]);
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// store current/latest refresh rates in the storage
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chrome.storage.local.set({'sensor_settings': {'rates': rates, 'scales': scales}});
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// re-initialize domains with new scales
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gyroHelpers = initGraphHelpers('#gyro', samples_gyro_i, [-scales.gyro, scales.gyro]);
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accelHelpers = initGraphHelpers('#accel', samples_accel_i, [-scales.accel, scales.accel]);
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magHelpers = initGraphHelpers('#mag', samples_mag_i, [-scales.mag, scales.mag]);
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// fetch currently enabled plots
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var checkboxes = [];
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$('.tab-sensors .info .checkboxes input').each(function () {
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checkboxes.push($(this).prop('checked'));
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});
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// timer initialization
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GUI.interval_kill_all(['status_pull']);
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// data pulling timers
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if (checkboxes[0] || checkboxes[1] || checkboxes[2]) {
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GUI.interval_add('IMU_pull', function imu_data_pull() {
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MSP.send_message(MSP_codes.MSP_RAW_IMU, false, false, update_imu_graphs);
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}, fastest, true);
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}
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if (checkboxes[3]) {
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GUI.interval_add('altitude_pull', function altitude_data_pull() {
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MSP.send_message(MSP_codes.MSP_ALTITUDE, false, false, update_altitude_graph);
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}, rates.baro, true);
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}
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if (checkboxes[4]) {
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GUI.interval_add('debug_pull', function debug_data_pull() {
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MSP.send_message(MSP_codes.MSP_DEBUG, false, false, update_debug_graphs);
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}, rates.debug, true);
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}
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function update_imu_graphs() {
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if (checkboxes[0]) {
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updateGraphHelperSize(gyroHelpers);
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samples_gyro_i = addSampleToData(gyro_data, samples_gyro_i, SENSOR_DATA.gyroscope);
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drawGraph(gyroHelpers, gyro_data, samples_gyro_i);
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raw_data_text_ements.x[0].text(SENSOR_DATA.gyroscope[0].toFixed(2));
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raw_data_text_ements.y[0].text(SENSOR_DATA.gyroscope[1].toFixed(2));
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raw_data_text_ements.z[0].text(SENSOR_DATA.gyroscope[2].toFixed(2));
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}
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if (checkboxes[1]) {
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updateGraphHelperSize(accelHelpers);
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samples_accel_i = addSampleToData(accel_data, samples_accel_i, SENSOR_DATA.accelerometer);
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drawGraph(accelHelpers, accel_data, samples_accel_i);
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raw_data_text_ements.x[1].text(SENSOR_DATA.accelerometer[0].toFixed(2));
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raw_data_text_ements.y[1].text(SENSOR_DATA.accelerometer[1].toFixed(2));
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raw_data_text_ements.z[1].text(SENSOR_DATA.accelerometer[2].toFixed(2));
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}
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if (checkboxes[2]) {
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updateGraphHelperSize(magHelpers);
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samples_mag_i = addSampleToData(mag_data, samples_mag_i, SENSOR_DATA.magnetometer);
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drawGraph(magHelpers, mag_data, samples_mag_i);
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raw_data_text_ements.x[2].text(SENSOR_DATA.magnetometer[0].toFixed(2));
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raw_data_text_ements.y[2].text(SENSOR_DATA.magnetometer[1].toFixed(2));
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raw_data_text_ements.z[2].text(SENSOR_DATA.magnetometer[2].toFixed(2));
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}
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}
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function update_altitude_graph() {
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updateGraphHelperSize(baroHelpers);
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samples_baro_i = addSampleToData(baro_data, samples_baro_i, [SENSOR_DATA.altitude]);
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drawGraph(baroHelpers, baro_data, samples_baro_i);
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raw_data_text_ements.x[3].text(SENSOR_DATA.altitude.toFixed(2));
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}
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function update_debug_graphs() {
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for (var i = 0; i < 4; i++) {
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updateGraphHelperSize(debugHelpers[i]);
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addSampleToData(debug_data[i], samples_debug_i, [SENSOR_DATA.debug[i]]);
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drawGraph(debugHelpers[i], debug_data[i], samples_debug_i);
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raw_data_text_ements.x[4 + i].text(SENSOR_DATA.debug[i]);
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}
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samples_debug_i++;
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}
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});
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// status data pulled via separate timer with static speed
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GUI.interval_add('status_pull', function status_pull() {
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MSP.send_message(MSP_codes.MSP_STATUS);
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}, 250, true);
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if (callback) callback();
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});
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};
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TABS.sensors.cleanup = function (callback) {
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serial.empty_output_buffer();
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if (callback) callback();
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};
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