The sub-mesh data. Size: 4*nMeshes. Layout: [verticesBase1, trianglesBase1, verticesCount1, trianglesCount1, ...]
The number of sub-meshes defined by meshes
The number of triangles in tris
The number of vertices in verts
The mesh triangles. Size: 4*nTriangles
The mesh vertices. Size: 3*nVertices
Contains triangle meshes that represent detailed height data associated with the polygons in its associated polygon mesh object.