arcade-physics/lib/math/RotateVec3.js

Use Arcade Physics without Phaser.

"use strict";
/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2020 Photon Storm Ltd.
 * @license      {@link https://opensource.org/licenses/MIT|MIT License}
 */
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RotateVec3 = void 0;
const Vector3_js_1 = __importDefault(require("../math/Vector3.js"));
const Matrix4_js_1 = __importDefault(require("../math/Matrix4.js"));
const Quaternion_js_1 = __importDefault(require("../math/Quaternion.js"));
const tmpMat4 = new Matrix4_js_1.default();
const tmpQuat = new Quaternion_js_1.default();
const tmpVec3 = new Vector3_js_1.default();
/**
 * Rotates a vector in place by axis angle.
 *
 * This is the same as transforming a point by an
 * axis-angle quaternion, but it has higher precision.
 *
 * @function Phaser.Math.RotateVec3
 * @since 3.0.0
 *
 * @param {Phaser.Math.Vector3} vec - The vector to be rotated.
 * @param {Phaser.Math.Vector3} axis - The axis to rotate around.
 * @param {number} radians - The angle of rotation in radians.
 *
 * @return {Phaser.Math.Vector3} The given vector.
 */
const RotateVec3 = (vec, axis, radians) => {
    //  Set the quaternion to our axis angle
    tmpQuat.setAxisAngle(axis, radians);
    //  Create a rotation matrix from the axis angle
    tmpMat4.fromRotationTranslation(tmpQuat, tmpVec3.set(0, 0, 0));
    //  Multiply our vector by the rotation matrix
    return vec.transformMat4(tmpMat4);
};
exports.RotateVec3 = RotateVec3;
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