[DirectX 7 Programmer's Reference] IDirect3DRMProgressiveMesh (56.1223090634855%)

Microsoft DirectX 7.0 > Appendix > Direct3D Retained Mode > C++/COM Reference > Interfaces

[DirectX 6 Programmer's Reference] IDirect3DRMProgressiveMesh (54.3271838987952%)

DirectX Media > Direct3D Retained Mode > Reference > Interfaces