             0.0, 0.0, 1.0, 0.0,
             0.0, 0.0, 0.0, 1.0)
     }
+
 /*
 /**
 * Duplicates the provided Matrix4 instance.

            column0Row0, 0.0, column2Row0, 0.0,
            0.0, column1Row1, column2Row1, 0.0,
            0.0, 0.0, column2Row2, column3Row2,
            0.0, 0.0, column2Row3, 0.0
        )
    }

    /**

    * @returns The modified result parameter.
    */
    static func computePerspectiveOffCenter (#left: Double, right: Double, bottom: Double, top: Double, near: Double, far: Double) -> Matrix4 {
        let column0Row0 = 2.0 * near / (right - left)
        let column1Row1 = 2.0 * near / (top - bottom)
        let column2Row0 = (right + left) / (right - left)
