Index - F
| fillRect | Reflex.SDL2 |
| fillRects | Reflex.SDL2 |
| FivePointOne | Reflex.SDL2 |
| FloatingBEAudio | Reflex.SDL2 |
| FloatingLEAudio | Reflex.SDL2 |
| FloatingNativeAudio | Reflex.SDL2 |
| ForCapture | Reflex.SDL2 |
| formatPalette | Reflex.SDL2 |
| ForPlayback | Reflex.SDL2 |
| FramebufferAccelerationOptions | Reflex.SDL2 |
| freeCursor | Reflex.SDL2 |
| freeSurface | Reflex.SDL2 |
| fromQuaternion | Reflex.SDL2 |
| frustum | Reflex.SDL2 |
| Fullscreen | Reflex.SDL2 |
| FullscreenDesktop | Reflex.SDL2 |