struct SKinRailState {
  bool bAttached;
  bool bCommited;
  int nGripId;
  int nRailId;
  KIN_GRIP_TYPE eGripType;
  SKinRailStateAnalogStick analogState;
  SKinRailStateArc arcState;
  SKinRailStateGearShift gearShiftState;
  SKinRailStateHoverTime hovertimeState;
};

IInput.h

SKinRailStateAnalogStick analogState;

SKinRailStateArc arcState;

bool bAttached;

True if playes is going over this grip

bool bCommited;

True if the player has committed in going on a certain rail (check the rail id)

KIN_GRIP_TYPE eGripType;

Use this enum to see which struct you need to check. Other data will be invalid

SKinRailStateGearShift gearShiftState;

SKinRailStateHoverTime hovertimeState;

int nGripId;

int nRailId;

SKinRailState();