15gTube(int topOuterRadius, int topInnerRadius, int bottomOuterRadius, int bottomInnerRadius, int h, glm::vec2 shiftdistance, int segmentnum, bool isFilled);
gTube(int topOuterRadius, int topInnerRadius, int bottomOuterRadius, int bottomInnerRadius, int h, glm::vec2 shiftdistance, int segmentnum, bool isFilled)