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@fimbul-works/vec

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A comprehensive TypeScript vector math library providing 2D, 3D, and 4D vector operations with a focus on performance and type safety.

github.com/fimbul-works/vec

fimbul-works/vec

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.angleBetween4D = void 0; const dot_4d_js_1 = require("./dot-4d.js"); const magnitude_4d_js_1 = require("./magnitude-4d.js"); /** * Calculates the angle between two 4D vectors. * @param {ArrayVector4D} xyzw1 - First vector as `[x, y, z, w]` * @param {ArrayVector4D} xyzw2 - Second vector as `[x, y, z, w]` * @param {number} [m1] - Optional magnitude of the first vector (default: `magnitude4D(xyzw1)`) * @param {number} [m2] - Optional magnitude of the second vector (default: `magnitude4D(xyzw2)`) * @returns {number} The angle in radians */ const angleBetween4D = (xyzw1, xyzw2, m1 = (0, magnitude_4d_js_1.magnitude4D)(xyzw1), m2 = (0, magnitude_4d_js_1.magnitude4D)(xyzw2)) => Math.acos((0, dot_4d_js_1.dot4D)(xyzw1, xyzw2) / (m1 * m2)); exports.angleBetween4D = angleBetween4D;