1. Can manually import obj format models in the plus icon on the 3D pop-up window.
2. Add a perspective slider to the 3d layer, and users can set the perspective state of the model.
3.Spen adds a "press and hold" function. When "press and hold" is turned on, the "long press" and "click" functions cannot be used.
4. Added time parameter sliders for "finger long press function" and "pen long press function".
5. "Invert" filter.
6. speed parameters, can simulate pressure effects through speed.