Yijiong (Bourne) Lin

Results 2 issues of Yijiong (Bourne) Lin

Hi there, Thanks for sharing such good work! Wondering how you segment the objects from the background. Best,

### Describe the bug I tried to make an object transparent using `PreviewSurfaceCfg(opacity=0.8)`, but it made the entire object disappear — although its shadow was still visible. ### Steps to...