Barycenter refined meshes

Hello,

I need the barycenter refined meshes by using FreeFEM. Does anyone have any idea about that?
Thanks in advance.

Best regards,

Canddy

Just look at FreeFem-sources/splitmesh3.edp at develop · FreeFem/FreeFem-sources · GitHub FreeFem-sources/splitmesh4.edp at develop · FreeFem/FreeFem-sources · GitHub FreeFem-sources/splitmesh6.edp at develop · FreeFem/FreeFem-sources · GitHub FreeFem-sources/splitmesh12.edp at develop · FreeFem/FreeFem-sources · GitHub.

Many thanks, you are so kind~