map-number/dist/map.es.js

processing/p5.js map like function, including floating point numbers support

function map(num, inMin, inMax, outMin, outMax) {
  return (num - inMin) / (inMax - inMin) * (outMax - outMin) + outMin;
}

function floor(num, inMin, inMax, outMin, outMax) {
  return Math.floor(map(num, inMin, inMax, outMin, outMax));
}

function round(num, inMin, inMax, outMin, outMax) {
  return Math.round(map(num, inMin, inMax, outMin, outMax));
}

function min(num1, num2) {
  return num1 < num2 ? num1 : num2;
}
function max(num1, num2) {
  return num1 > num2 ? num1 : num2;
}

function limit(num, inMin, inMax, outMin, outMax) {
  return max(min(outMin, outMax), min(max(outMin, outMax), map(num, inMin, inMax, outMin, outMax)));
}

function create(func, inMin, inMax, outMin, outMax) {
  return function (num) { return func(num, inMin, inMax, outMin, outMax); };
}

export { create, floor, limit, map, round, create as wrap };
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