Method multiplyVec

src/math/Matrices/Matrix.js:594–602

* Takes a vector and returns the vector resulting from multiplying to that vector by this matrix from left. This function is only for 3x3 matrices. * * This method applies the current 3x3 matrix to a given vector, effectively * transforming the vector using the matrix. The resulting vector

(multVector, target)

   * }
   */
  multiplyVec(multVector, target) {
    if (target === undefined) {
      target = multVector.copy();
    }
    for (let i = 0; i < this.#sqDimention; i++) {
      target.values[i] = this.row(i).dot(multVector);
    }
    return target;
  }

  /**
   * Inverts a given matrix.