I. Problem-solving:

Solve the problem of flickering when dragging materials against the wall and improve the interactive experience.

II. Graphic and Text Operating Steps:

(1) In 2D, when dragging the model and moving the mouse to the other side of the wall, the model is reversed and adsorbed to the other side of the wall;

(2) In 3D, when dragging the model and moving the mouse to the other side of the wall, it can pass through the wall;

(3) In roaming, when dragging the model and moving the mouse to the wall, the material cannot pass through the wall. Press and hold Ctrl to stop adsorption to pass through the wall.