Map a value from one range to another range

mapRange.js

/**
 * Map a value from one range to another
 * @param {number} value - The value to map
 * @param {number} inMin - The minimum value of the input range
 * @param {number} inMax - The maximum value of the input range
 * @param {number} outMin - The minimum value of the output range
 * @param {number} outMax - The maximum value of the output range
 * @returns {number} The mapped value
 */
const mapRange = (value, inMin, inMax, outMin, outMax) => {
  return ((value - inMin) * (outMax - outMin)) / (inMax - inMin) + outMin;
};


// Example usage:
const inputValue = 50;
const mappedValue = mapRange(inputValue, 0, 100, -1, 1);
console.log(mappedValue); // Output: 0