*/
void play(const std::string& name, const Vector& pos = Vector(-1, -1));
void play_and_delete(SoundSource* source);
*/
void play(const std::string& name, const Vector& pos = Vector(-1, -1));
void play_and_delete(SoundSource* source);
void set_listener_position(const Vector& position);
void set_listener_velocity(const Vector& velocity);
void set_listener_position(const Vector& position);
void set_listener_velocity(const Vector& velocity);