[DirectX 8.1 C/C++ Programmer's Reference] Constant Forces (25.6185300207039%)

DirectX 8.1 (C++) > DirectInput > Using DirectInput > Force Feedback > Effect Types

[DirectX 8.1 Visual Basic Programmer's Reference] Constant Forces (25.6185300207039%)

DirectX 8.1 (Visual Basic) > DirectInput > Using DirectInput > Force Feedback > Effect Types

[DirectX 8.1 C/C++ Programmer's Reference] Constant Parameters (25.2384933906673%)

DirectX 8.1 (C++) > DirectX Graphics > Reference > Effect File Reference

[DirectX 7 Programmer's Reference] Constant Forces (24.1412572934312%)

Microsoft DirectX 7.0 > DirectInput > DirectInput Essentials > Force Feedback > Effect Types

[DirectX 5 Programmer's Reference] Constant Forces (22.9616036137775%)

DirectX Foundation > DirectInput > DirectInput Essentials > Force Feedback

[DirectX 6 Programmer's Reference] Constant Forces (22.9616036137775%)

DirectX Foundation > DirectInput > DirectInput Essentials > Force Feedback