APIInterfacesShapeMeshOn this pageShapeMeshPropertiesfaceGroups• faceGroups: { count: number ; faceId: number ; start: number }[]Defined inshapes.ts:198normals• normals: number[]Defined inshapes.ts:197triangles• triangles: number[]Defined inshapes.ts:195vertices• vertices: number[]Defined inshapes.ts:196