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/** | |
* Rotates coordinate system for velocities | |
* | |
* Takes velocities and alters them as if the coordinate system they're on was rotated | |
* | |
* @param Object | velocity | The velocity of an individual particle | |
* @param Float | angle | The angle of collision between two objects in radians | |
* @return Object | The altered x and y velocities after the coordinate system has been rotated | |
*/ |
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#add 'node_modules' to .gitignore file | |
git rm -r --cached node_modules | |
git commit -m 'Remove the now ignored directory node_modules' | |
git push origin <branch-name> |
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/** | |
* Get a random floating point number between `min` and `max`. | |
* | |
* @param {number} min - min number | |
* @param {number} max - max number | |
* @return {number} a random floating point number | |
*/ | |
function getRandomFloat(min, max) { | |
return Math.random() * (max - min) + min; | |
} |