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miguelmota/within-circle.js

Last active August 29, 2015 13:58
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Check if coordinate is within circle
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within-circle.js
function withinCircle(x, y, centerX, centerY, radius) {
return Math.pow((x - centerX), 2) + Math.pow((y - centerY), 2) < Math.pow(radius, 2);
}
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