Function clampToRef

Sets the given vector "result" with the coordinates of "value", if the vector "value" is in the cube defined by the vectors "min" and "max" If a coordinate value of "value" is lower than one of the "min" coordinate, then this "value" coordinate is set with the "min" one If a coordinate value of "value" is greater than one of the "max" coordinate, then this "value" coordinate is set with the "max" one