Mat4: groupMath m: number[] translate(p: Vec2 ): Mat4 translate(p: Vec2 ): this scale(s: Vec2 ): Mat4 scale(p: Vec2 ): this rotateX(a: number ): Mat4 rotateY(a: number ): Mat4 rotateZ(a: number ): Mat4 rotate(a: number ): Mat4 mult(other: Mat4 ): Mat4 multVec2(p: Vec2 ): Vec2 getTranslation(): Vec2 getScale(): Vec2 getRotation(): number getSkew(): Vec2 invert(): Mat4 clone(): Mat4