init(bufferAllocator:) Declarationinit(bufferAllocator: (any MDLMeshBufferAllocator)?) See AlsoCreating a Custom Meshinit(vertexBuffer:vertexCount:descriptor:submeshes:)init(vertexBuffers:vertexCount:descriptor:submeshes:)newSubdividedMesh(_:submeshIndex:subdivisionLevels:)init(meshBySubdividingMesh:submeshIndex:subdivisionLevels:allocator:)