/// Returns the number of animations currently affecting an object.
unsigned get_n_active_animations(const AnimatedObject &) const;
/// Returns the number of animations currently affecting an object.
unsigned get_n_active_animations(const AnimatedObject &) const;
/** Advances all playing animations. Should be called in a regular manner,
preferably just before rendering. */
void tick(const Time::TimeDelta &);
/** Advances all playing animations. Should be called in a regular manner,
preferably just before rendering. */
void tick(const Time::TimeDelta &);