static extern void FRandomStream_VRandCone2(ref RandomStream selfParameter, out Vector3 result, Vector3 dir, float horizontalConeHalfAngleRad, float verticalConeHalfAngleRad);
static extern void FRandomStream_VRandCone(ref RandomStream selfParameter, out Vector3 result, Vector3 dir, float coneHalfAngleRad);
static extern int FRandomStream_RandRange(ref RandomStream selfParameter, int min, int max);
static extern void FRandomStream_GetUnitVector(ref RandomStream selfParameter, out Vector3 result);
static extern uint FRandomStream_GetUnsignedInt(ref RandomStream selfParameter);
static extern float FRandomStream_GetFraction(ref RandomStream selfParameter);