diff options
Diffstat (limited to 'libs/evoral/evoral/types.hpp')
| -rw-r--r-- | libs/evoral/evoral/types.hpp | 208 |
1 files changed, 1 insertions, 207 deletions
diff --git a/libs/evoral/evoral/types.hpp b/libs/evoral/evoral/types.hpp index 14ba36acdf..1951fb8ba6 100644 --- a/libs/evoral/evoral/types.hpp +++ b/libs/evoral/evoral/types.hpp @@ -27,6 +27,7 @@ #include <limits> #include <list> +#include "evoral/Beats.hpp" #include "evoral/visibility.h" #include "pbd/debug.h" @@ -38,207 +39,9 @@ namespace Evoral { */ typedef int32_t event_id_t; -/** Musical time: beats relative to some defined origin */ -class /*LIBEVORAL_API*/ MusicalTime { -public: - LIBEVORAL_API static const double PPQN; - - MusicalTime() : _time(0.0) {} - - /** Create from a real number of beats. */ - explicit MusicalTime(double time) : _time(time) {} - - /** Create from an integer number of beats. */ - static MusicalTime beats(int32_t beats) { - return MusicalTime((double)beats); - } - - /** Create from ticks at the standard PPQN. */ - static MusicalTime ticks(uint32_t ticks) { - return MusicalTime(ticks / PPQN); - } - - /** Create from ticks at a given rate. - * - * Note this can also be used to create from frames by setting ppqn to the - * number of samples per beat. - */ - static MusicalTime ticks_at_rate(uint64_t ticks, uint32_t ppqn) { - return MusicalTime((double)ticks / (double)ppqn); - } - - MusicalTime& operator=(const MusicalTime& other) { - _time = other._time; - return *this; - } - - MusicalTime round_up_to_beat() const { - return Evoral::MusicalTime(ceil(_time)); - } - - MusicalTime round_down_to_beat() const { - return Evoral::MusicalTime(floor(_time)); - } - - MusicalTime snap_to(const Evoral::MusicalTime& snap) const { - return MusicalTime(ceil(_time / snap._time) * snap._time); - } - - inline bool operator==(const MusicalTime& b) const { - /* Acceptable tolerance is 1 tick. */ - return fabs(_time - b._time) <= (1.0 / PPQN); - } - - inline bool operator==(double t) const { - /* Acceptable tolerance is 1 tick. */ - return fabs(_time - t) <= (1.0 / PPQN); - } - - inline bool operator==(int beats) const { - /* Acceptable tolerance is 1 tick. */ - return fabs(_time - beats) <= (1.0 / PPQN); - } - - inline bool operator!=(const MusicalTime& b) const { - return !operator==(b); - } - - inline bool operator<(const MusicalTime& b) const { - /* Acceptable tolerance is 1 tick. */ - if (fabs(_time - b._time) <= (1.0 / PPQN)) { - return false; /* Effectively identical. */ - } else { - return _time < b._time; - } - } - - inline bool operator<=(const MusicalTime& b) const { - return operator==(b) || operator<(b); - } - - inline bool operator>(const MusicalTime& b) const { - /* Acceptable tolerance is 1 tick. */ - if (fabs(_time - b._time) <= (1.0 / PPQN)) { - return false; /* Effectively identical. */ - } else { - return _time > b._time; - } - } - - inline bool operator>=(const MusicalTime& b) const { - return operator==(b) || operator>(b); - } - - inline bool operator<(double b) const { - /* Acceptable tolerance is 1 tick. */ - if (fabs(_time - b) <= (1.0 / PPQN)) { - return false; /* Effectively identical. */ - } else { - return _time < b; - } - } - - inline bool operator<=(double b) const { - return operator==(b) || operator<(b); - } - - inline bool operator>(double b) const { - /* Acceptable tolerance is 1 tick. */ - if (fabs(_time - b) <= (1.0 / PPQN)) { - return false; /* Effectively identical. */ - } else { - return _time > b; - } - } - - inline bool operator>=(double b) const { - return operator==(b) || operator>(b); - } - - MusicalTime operator+(const MusicalTime& b) const { - return MusicalTime(_time + b._time); - } - - MusicalTime operator-(const MusicalTime& b) const { - return MusicalTime(_time - b._time); - } - - MusicalTime operator+(double d) const { - return MusicalTime(_time + d); - } - - MusicalTime operator-(double d) const { - return MusicalTime(_time - d); - } - - MusicalTime operator-() const { - return MusicalTime(-_time); - } - - template<typename Number> - MusicalTime operator*(Number factor) const { - return MusicalTime(_time * factor); - } - - MusicalTime& operator+=(const MusicalTime& b) { - _time += b._time; - return *this; - } - - MusicalTime& operator-=(const MusicalTime& b) { - _time -= b._time; - return *this; - } - - double to_double() const { return _time; } - uint64_t to_ticks() const { return lrint(_time * PPQN); } - uint64_t to_ticks(uint32_t ppqn) const { return lrint(_time * ppqn); } - - uint32_t get_beats() const { return floor(_time); } - uint32_t get_ticks() const { return (uint32_t)lrint(fmod(_time, 1.0) * PPQN); } - - bool operator!() const { return _time == 0; } - - static MusicalTime min() { return MusicalTime(DBL_MIN); } - static MusicalTime max() { return MusicalTime(DBL_MAX); } - static MusicalTime tick() { return MusicalTime(1.0 / PPQN); } - -private: - double _time; -}; - -extern LIBEVORAL_API const MusicalTime MaxMusicalTime; -extern LIBEVORAL_API const MusicalTime MinMusicalTime; - /** Type of an event (opaque, mapped by application) */ typedef uint32_t EventType; -/* - TIL, several horrible hours later, that sometimes the compiler looks in the - namespace of a type (Evoral::MusicalTime in this case) for an operator, and - does *NOT* look in the global namespace. - - C++ is proof that hell exists and we are living in it. In any case, move - these to the global namespace and PBD::Property's loopy - virtual-method-in-a-template will bite you. -*/ - -inline std::ostream& -operator<<(std::ostream& os, const MusicalTime& t) -{ - os << t.to_double(); - return os; -} - -inline std::istream& -operator>>(std::istream& is, MusicalTime& t) -{ - double beats; - is >> beats; - t = MusicalTime(beats); - return is; -} - } // namespace Evoral namespace PBD { @@ -246,16 +49,7 @@ namespace PBD { LIBEVORAL_API extern uint64_t Sequence; LIBEVORAL_API extern uint64_t Note; LIBEVORAL_API extern uint64_t ControlList; - LIBEVORAL_API extern uint64_t MusicalTime; } } -namespace std { - template<> - struct numeric_limits<Evoral::MusicalTime> { - static Evoral::MusicalTime min() { return Evoral::MusicalTime::min(); } - static Evoral::MusicalTime max() { return Evoral::MusicalTime::max(); } - }; -} - #endif // EVORAL_TYPES_HPP |