[DirectX 7 Programmer's Reference] IDirect3DRMInterpolator (52.0908018506603%)

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

[DirectX 6 Programmer's Reference] IDirect3DRMInterpolator (50.2956766859699%)

DirectX Media > Direct3D Retained Mode > Reference > Interfaces