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Context-dependent Tools - Demo 3
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<!-- Measure the distance between tools --> | |
<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<script src="objectDefaultFiles/object.js"></script> | |
<script src="objectDefaultFiles/pep.min.js"></script> | |
<meta charset="UTF-8"> | |
<title>contextDependent</title> | |
<style> | |
#container { | |
width: 290px; | |
height: 290px; | |
border: 5px solid black; | |
border-radius: 50%; | |
} | |
#details { | |
color: white; | |
font-size: 30px; | |
font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
width: 300px; | |
height: 300px; | |
text-align: center; | |
line-height: 300px; | |
} | |
</style> | |
</head> | |
<body style="width: 300px; height: 300px"> | |
<div id="container"> | |
<div id="details"></div> | |
</div> | |
<script> | |
let realityInterface = new RealityInterface(); | |
let container = document.getElementById('container'); | |
let thisToolPosition = { x: 0, y: 0, z: 0 }; | |
let distances = {}; | |
function setColor(hue) { | |
container.style.backgroundColor = 'hsl(' + hue + ', 90%, 70%)'; | |
} | |
realityInterface.subscribeToMatrix(); | |
setInterval(function() { | |
thisToolPosition = { | |
x: realityInterface.getPositionX(), | |
y: realityInterface.getPositionY(), | |
z: realityInterface.getPositionZ() | |
}; | |
let messageToSend = { | |
messageType: 'contextDependentDemo', | |
senderId: realityObject.frame, | |
position: thisToolPosition | |
}; | |
realityInterface.sendGlobalMessage(JSON.stringify(messageToSend)); | |
}, 100); | |
realityInterface.addGlobalMessageListener(function(messageString) { | |
try { | |
let message = JSON.parse(messageString); | |
if (typeof message.messageType !== 'undefined' && | |
message.messageType === 'contextDependentDemo') { | |
receivedToolPosition(message.position, message.senderId); | |
} | |
} catch(err) { | |
console.warn('error parsing global message', err); | |
} | |
}); | |
function receivedToolPosition(otherToolPosition, senderId) { | |
let diff = { | |
x: otherToolPosition.x - thisToolPosition.x, | |
y: otherToolPosition.y - thisToolPosition.y, | |
z: otherToolPosition.z - thisToolPosition.z, | |
}; | |
distances[senderId] = Math.sqrt(diff.x * diff.x + diff.y * diff.y + diff.z * diff.z); | |
let averageDistance = average(Object.values(distances)); | |
document.getElementById('details').innerText = Math.round(averageDistance); | |
} | |
function average(numbers) { | |
let sum = 0; | |
for (let i = 0; i < numbers.length; i++) { | |
sum += numbers[i]; | |
} | |
return sum / numbers.length; | |
} | |
</script> | |
</body> | |
</html> |
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