setChannelVolume method

int setChannelVolume(
  1. int dwIndex,
  2. double fLevel,
  3. Pointer<GUID> EventContext
)

Implementation

int setChannelVolume(
        int dwIndex, double fLevel, Pointer<GUID> EventContext) =>
    ptr.ref.vtable
            .elementAt(4)
            .cast<
                Pointer<
                    NativeFunction<
                        Int32 Function(Pointer, Uint32 dwIndex, Float fLevel,
                            Pointer<GUID> EventContext)>>>()
            .value
            .asFunction<
                int Function(Pointer, int dwIndex, double fLevel,
                    Pointer<GUID> EventContext)>()(
        ptr.ref.lpVtbl, dwIndex, fLevel, EventContext);