Method multiplyAndNormalizePoint

src/math/Matrices/Matrix.js:1494–1500

* Applies a matrix to a vector. * The fourth component is set to 1. * Returns the result of dividing the 1st to 3rd components * of the result by the 4th component as a vector. * * This method multiplies the current matrix by a 4D vector (x, y, z, 1), * effectively transforming the

({ x, y, z })

   * }
   */
  multiplyAndNormalizePoint({ x, y, z }) {
    const array = this.multiplyVec4(x, y, z, 1);
    array[0] /= array[3];
    array[1] /= array[3];
    array[2] /= array[3];
    return new Vector(array[0], array[1], array[2]);
  }

  /**
   * Applies a matrix to a vector.