- AgsFluidUtil — fluid util
- AgsFluidInterpolateNoneUtil — util functions to fluid interpolate none
- AgsFluidInterpolateLinearUtil — util functions to fluid interpolate linear
- AgsFluidInterpolate4thOrderUtil — util functions to fluid interpolate 4th order
- AgsFluidInterpolate7thOrderUtil — util functions to fluid interpolate 7th order
- AgsFluidIIRFilterUtil — util functions to fluid IIR filter
- AgsFLUIDPitchUtil — fluid pitch util
The utility functions from Fluidsynth.