vue2-filter-list/math/degrees.js

Prebuilt Vue.js filters

/**
 * Convert angle from radians to degrees
 */
import util from "../util";

function degrees(radians, decimal) {
  // if decimal is not an integer greater than -1, we cannot do. quit with error "NaN"
  // if degrees is not a real number, we cannot do also. quit with error "NaN"
  if (util.isNumber(decimal) && isFinite(decimal) && decimal % 1 === 0 && decimal >= 0 &&
    util.isNumber(radians) && isFinite(radians)) {
    var degrees = (radians * 180) / Math.PI;
    return Math.round(degrees * Math.pow(10, decimal)) / (Math.pow(10, decimal));
  } else {
    return 'NaN';
  }
}

export default degrees