Not supported. Used internally by DirectX to represent and save a progressive mesh. This template should be used only with D3DX functions to read and write .x files.
template PMAttributeRange { < 917E0427-C61E-4a14-9C64-AFE65F9E9844 > DWORD iFaceOffset; DWORD nFacesMin; DWORD nFacesMax; DWORD iVertexOffset; DWORD nVerticesMin; DWORD nVerticesMax; }