Press and hold the left mouse button to cross or click the surface to be pushed and pulled, and push and pull the surface to the specified height according to the entered step of increment ladder; cross or click the line to be lifted, and then lift the line to the specified height according to the entered step of increment ladder. It is very helpful for generating platform terrain and adjusting plane contour to correct contour.
SmartStep（SmartStep）动画教程
Press and hold the left mouse button to draw or click the line or face to be stretched, and then press the entered step to lift the line or face to the specified height.
很好用