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Merge pull request #1296 from myxor/banglexercise_v0.02 

BanglExercise v0.02
pull/1302/head
Gordon Williams 2022-01-14 09:08:54 +00:00 committed by GitHub
parent b9d3bc8c8a ef1292322b
commit 3606267aec
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4 changed files with 81 additions and 56 deletions
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2
apps.json
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@ -5595,7 +5595,7 @@
{ "id": "banglexercise",
"name": "BanglExercise",
"shortName":"BanglExercise",
"version":"0.01",
"version":"0.02",
"description": "Can automatically track exercises while wearing the Bangle.js watch.",
"icon": "app.png",
"screenshots": [{"url":"screenshot.png"}],

3
apps/banglexercise/ChangeLog
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@ -1 +1,4 @@
0.01: New App!
0.02: Add sit ups
Add more feedback to the user about the exercises
Clean up code

4
apps/banglexercise/README.md
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@ -2,7 +2,7 @@
Can automatically track exercises while wearing the Bangle.js watch.
Currently only push ups and curls are supported.
Currently only push ups, curls and sit ups are supported.
## Disclaimer
@ -23,7 +23,7 @@ Press stop to end your exercise.
## TODO
* Add other exercise types:
* Rope jumps
* Sit ups
* Star jumps
* ...
* Save exercise summaries to file system
* Configure daily goal for exercises

126
apps/banglexercise/app.js
View File

@ -25,22 +25,32 @@ let exerciseType = {
const exerciseTypes = [{
"id": "pushup",
"name": "push ups",
"useYaxe": true,
"useZaxe": false,
"thresholdY": 2500,
"thresholdMinTime": 1400, // mininmal time between two push ups in ms
"useYaxis": true,
"useZaxis": false,
"threshold": 2500,
"thresholdMinTime": 800, // mininmal time between two push ups in ms
"thresholdMaxTime": 5000, // maximal time between two push ups in ms
"thresholdMinDurationTime": 700, // mininmal duration of half a push ups in ms
"thresholdMinDurationTime": 600, // mininmal duration of half a push up in ms
},
{
"id": "curl",
"name": "curls",
"useYaxe": true,
"useZaxe": false,
"thresholdY": 2500,
"thresholdMinTime": 1000, // mininmal time between two curls in ms
"useYaxis": true,
"useZaxis": false,
"threshold": 2500,
"thresholdMinTime": 800, // mininmal time between two curls in ms
"thresholdMaxTime": 5000, // maximal time between two curls in ms
"thresholdMinDurationTime": 500, // mininmal duration of half a push ups in ms
"thresholdMinDurationTime": 500, // mininmal duration of half a curl in ms
},
{
"id": "situp",
"name": "sit ups",
"useYaxis": false,
"useZaxis": true,
"threshold": 3500,
"thresholdMinTime": 800, // mininmal time between two sit ups in ms
"thresholdMaxTime": 5000, // maximal time between two sit ups in ms
"thresholdMinDurationTime": 500, // mininmal duration of half a sit up in ms
}
];
let exerciseCounter = 0;
@ -66,7 +76,7 @@ function showMainMenu() {
};
exerciseTypes.forEach(function(et) {
menu["Do " + et.name] = function() {
menu[et.name] = function() {
exerciseType = et;
E.showMenu();
startTraining();
@ -81,7 +91,7 @@ function showMainMenu() {
value: exerciseCounter + " " + exerciseType.name
};
}
menu.Exit = function() {
menu.exit = function() {
load();
};
@ -91,11 +101,11 @@ function showMainMenu() {
function accelHandler(accel) {
if (!exerciseType) return;
const t = Math.round(new Date().getTime()); // time in ms
const y = exerciseType.useYaxe ? accel.y * 8192 : 0;
const z = exerciseType.useZaxe ? accel.z * 8192 : 0;
const y = exerciseType.useYaxis ? accel.y * 8192 : 0;
const z = exerciseType.useZaxis ? accel.z * 8192 : 0;
//console.log(t, y, z);
if (exerciseType.useYaxe) {
if (exerciseType.useYaxis) {
while (historyY.length > avgSize)
historyY.shift();
@ -109,7 +119,7 @@ function accelHandler(accel) {
}
}
if (exerciseType.useYaxe) {
if (exerciseType.useZaxis) {
while (historyZ.length > avgSize)
historyZ.shift();
@ -124,72 +134,64 @@ function accelHandler(accel) {
}
// slope for Y
if (exerciseType.useYaxe) {
if (exerciseType.useYaxis) {
let l = historyAvgY.length;
if (l > 1) {
const p1 = historyAvgY[l - 2];
const p2 = historyAvgY[l - 1];
const slopeY = (p2[1] - p1[1]) / (p2[0] / 1000 - p1[0] / 1000);
// we use this data for exercises which can be detected by using Y axis data
switch (exerciseType.id) {
case "pushup":
isValidYAxisExercise(slopeY, t);
break;
case "curl":
isValidYAxisExercise(slopeY, t);
break;
}
isValidExercise(slopeY, t);
}
}
// slope for Z
if (exerciseType.useZaxe) {
if (exerciseType.useZaxis) {
l = historyAvgZ.length;
if (l > 1) {
const p1 = historyAvgZ[l - 2];
const p2 = historyAvgZ[l - 1];
const slopeZ = (p2[1] - p1[1]) / (p2[0] - p1[0]);
historyAvgZ.shift();
historySlopeZ.push([p2[0] - p1[0], slopeZ]);
// TODO: we can use this data for some exercises which can be detected by using Z axis data
const slopeZ = (p2[1] - p1[1]) / (p2[0] / 1000 - p1[0] / 1000);
// we use this data for some exercises which can be detected by using Z axis data
isValidExercise(slopeZ, t);
}
}
}
/*
* Check if slope value of Y-axis data looks like an exercise
* Check if slope value of Y-axis or Z-axis data (depending on exercise type) looks like an exercise
*
* In detail we look for slop values which are bigger than the configured Y threshold for the current exercise
* In detail we look for slop values which are bigger than the configured threshold for the current exercise type
* Then we look for two consecutive slope values of which one is above 0 and the other is below zero.
* If we find one pair of these values this could be part of one exercise.
* Then we look for a pair of values which cross the zero from the otherwise direction
*/
function isValidYAxisExercise(slopeY, t) {
function isValidExercise(slope, t) {
if (!exerciseType) return;
const thresholdY = exerciseType.thresholdY;
const threshold = exerciseType.threshold;
const historySlopeValues = exerciseType.useYaxis ? historySlopeY : historySlopeZ;
const thresholdMinTime = exerciseType.thresholdMinTime;
const thresholdMaxTime = exerciseType.thresholdMaxTime;
const thresholdMinDurationTime = exerciseType.thresholdMinDurationTime;
const exerciseName = exerciseType.name;
if (Math.abs(slopeY) >= thresholdY) {
historyAvgY.shift();
historySlopeY.push([t, slopeY]);
//console.log(t, Math.abs(slopeY));
const lSlopeY = historySlopeY.length;
if (lSlopeY > 1) {
const p1 = historySlopeY[lSlopeY - 1][1];
const p2 = historySlopeY[lSlopeY - 2][1];
if (Math.abs(slope) >= threshold) {
historySlopeValues.push([t, slope]);
//console.log(t, Math.abs(slope));
const lSlopeHistory = historySlopeValues.length;
if (lSlopeHistory > 1) {
const p1 = historySlopeValues[lSlopeHistory - 1][1];
const p2 = historySlopeValues[lSlopeHistory - 2][1];
if (p1 > 0 && p2 < 0) {
if (lastZeroPassCameFromPositive == false) {
lastExerciseHalfCompletionTime = t;
//console.log(t, exerciseName + " half complete...");
console.log(t, exerciseName + " half complete...");
layout.progress.label = "½";
layout.recording.label = "TRAINING";
g.clear();
layout.render();
}
@ -201,7 +203,7 @@ function isValidYAxisExercise(slopeY, t) {
if (lastZeroPassCameFromPositive == true) {
const tDiffLastExercise = t - lastExerciseCompletionTime;
const tDiffStart = t - tStart;
//console.log(t, exerciseName + " maybe complete?", Math.round(tDiffLastExercise), Math.round(tDiffStart));
console.log(t, exerciseName + " maybe complete?", Math.round(tDiffLastExercise), Math.round(tDiffStart));
// check minimal time between exercises:
if ((lastExerciseCompletionTime <= 0 && tDiffStart >= thresholdMinTime) || tDiffLastExercise >= thresholdMinTime) {
@ -219,22 +221,36 @@ function isValidYAxisExercise(slopeY, t) {
layout.count.label = exerciseCounter;
layout.progress.label = "";
layout.recording.label = "Good!";
g.clear();
layout.render();
if (settings.buzz)
Bangle.buzz(100, 0.4);
Bangle.buzz(200, 0.5);
} else {
//console.log(t, exerciseName + " to quick for duration time threshold!");
console.log(t, exerciseName + " too quick for duration time threshold!"); // thresholdMinDurationTime
lastExerciseCompletionTime = t;
layout.recording.label = "Go slower!";
g.clear();
layout.render();
}
} else {
//console.log(t, exerciseName + " to slow for time threshold!");
console.log(t, exerciseName + " top slow for time threshold!"); // thresholdMaxTime
lastExerciseCompletionTime = t;
layout.recording.label = "Go faster!";
g.clear();
layout.render();
}
} else {
//console.log(t, exerciseName + " to quick for time threshold!");
console.log(t, exerciseName + " too quick for time threshold!"); // thresholdMinTime
lastExerciseCompletionTime = t;
layout.recording.label = "Go slower!";
g.clear();
layout.render();
}
}
@ -267,6 +283,7 @@ function startTraining() {
if (recordActive) return;
g.clear(1);
reset();
Bangle.setLCDTimeout(0); // force LCD on
Bangle.setHRMPower(1, "banglexercise");
if (!hrtValue) hrtValue = "...";
@ -285,7 +302,7 @@ function startTraining() {
type: "txt",
id: "count",
font: exerciseCounter < 100 ? "6x8:9" : "6x8:8",
label: 10,
label: exerciseCounter,
pad: 5
},
{
@ -337,11 +354,16 @@ function startTraining() {
layout.render();
Bangle.setPollInterval(80); // 12.5 Hz
Bangle.on('accel', accelHandler);
tStart = new Date().getTime();
recordActive = true;
if (settings.buzz)
Bangle.buzz(200, 1);
// delay start a little bit
setTimeout(() => {
Bangle.on('accel', accelHandler);
}, 1000);
}
function stopTraining() {