Rolling sets the rolling area for a given layer to achieve a comparative view of the same area at different times or above and below the scene browsing effect. This function is suitable for BIM, oblique photography 3D models and other data (S3M tiles).

The specific operation steps are as follows:

1. Click Scene - Roll to pop up the Roll Settings panel.



2. Check Rolling mode, turn on rolling settings, and all the layers loaded in the current scene will be displayed in the layer selection bar.
3. Check the layers that participate in rolling analysis as needed.
4. Control the area of the roller shutter by adjusting the roller shutter vertical and roller shutter horizontal buttons. Specific adjustment methods are as follows:
• Vertical Rolling: Includes two upper and lower separation bars, which respectively indicate that the currently displayed scene will be adjusted from top to bottom or from bottom to top.
• Rolling horizontal: includes two upper and lower separation bars, respectively, according to the current display of the scene from left to right or from right to left direction to adjust the rolling effect.
5. After opening the roller shutter, the data on the corresponding side of the corresponding separator bar will be blocked. The effect is shown in the following figure: