Simplify mesh has broken faces

Questions
1

This is my test PG：

I used mesh.simplify to simplify the model, but the resulting model is broken, can this be avoided?

2

See this section in the documentation:

It looks like you need optimizeMesh: true. There’s no holes anymore, but you get some shading artifacts. Calling convertToFlatShadedMesh helps remove these artifacts:

3 Likes
3

thank you very much!