math-base-geometry/libs/tri-dimensional/Cylinder.js

utils for math geometry

const utils = require("../utils");
const handleDecimal = utils.handleDecimal;
const PI = utils.PI;
const isNumber = utils.isNumber;

function radius(volume, height, decimalLimit) {
    if (!isNumber(volume) || !isNumber(height)) {
        throw "volume and height should be numbers";
    }

    const formula = Math.sqrt(volume / (PI * height));

    const resp = handleDecimal(formula, decimalLimit);

    return resp;
}

function height(volume, radius, decimalLimit) {
    if (!isNumber(volume) || !isNumber(radius)) {
        throw "volume and radius should be numbers";
    }

    const formula = volume * (PI * radius * radius);

    const resp = handleDecimal(formula, decimalLimit);

    return resp;
}

function volume(radius, height, decimalLimit) {
    if (!isNumber(volume) || !isNumber(radius)) {
        throw "volume and radius should be numbers";
    }

    const formula = PI * radius * radius * height;

    const resp = handleDecimal(formula, decimalLimit);

    return resp;
}

module.exports = {
    radius,
    height,
    volume
}