-/** A helper in the hierarchy. Each dynamic is bound to one note ( a
- crescendo spanning multiple notes is thought to be made of two
- "dynamics": a start and a stop). Dynamic changes can occur in a
- smaller time than the length of its note, therefore fore each
- Dynamic request carries a time, measured from the start of its
- note.
- */
-class Subtle_req : public virtual Musical_req {
-public:
- /// the time relative to Voice_element start.
- Moment subtime_;
- REQUESTMETHODS(Subtle_req, subtle);
-};
-
-class Dynamic_req : public Subtle_req {