The avatar for @danburzo
Dan Burzo
Tools for making things.
Public
Doing Things with SVG
Edited
Oct 3, 2018
4 forks
17 stars
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// Given an object in Cartesian coordinates { x: …, y: … }
// compute its Polar coordiantes { r: …, theta: … }
function cartesian_to_polar({x, y}) {
return {
r: Math.sqrt(x * x + y * y),
theta: Math.atan2(y, x)
};
}
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// Given an object in Polar coordiantes { r: …, theta: … }
// compute its Cartesian coordinates { x: …, y: … }
function polar_to_cartesian({r, theta}) {
return {
x: r * Math.cos(theta),
y: r * Math.sin(theta)
};
}
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