Struct Ase::TickSignature

ClassList > Ase > TickSignature

Musical time signature and tick conversions.

• #include <transport.hh>

Classes

Type	Name
struct	Beat
struct	Time

Public Functions

Type	Name
	TickSignature ()
	TickSignature (double bpm, uint8 beats_per_bar, uint8 beat_unit)
	TickSignature (const TickSignature & other)
int32	bar_from_tick (int64 tick) const Calculate bar from tick, requires set_signature() .
int32	bar_ticks () const
int64	bar_to_tick (int32 bar) const Calculate tick from bar, requires set_signature() .
Beat	beat_from_tick (int64 tick) const Calculate beat from tick, requires set_signature() .
int32	beat_ticks () const
int64	beat_to_tick (const Beat & beat) const Calculate tick from beat, requires set_signature() .
const uint8 &	beat_unit () const
const uint8 &	beats_per_bar () const
double	bpm () const
double	inv_samplerate () const
TickSignature &	operator= (const TickSignature & src)
int64	sample_from_tick (int64 tick) const
int64	sample_to_tick (int64 sample) const
double	samplerate () const
void	set_bpm (double bpm) Assign tempo in beats per minute.
void	set_samplerate (uint samplerate) Assign sample rate.
bool	set_signature (uint8 beats_per_bar, uint8 beat_unit) Assign time signature and offset for the signature to take effect.
int64	start_offset () const
double	ticks_per_sample () const
Time	time_from_tick (int64 tick) const Calculate time from tick, requires set_bpm() .
int64	time_to_tick (const Time & time) const Calculate tick from time, requires set_bpm() .

Protected Attributes

Type	Name
int32	bar_ticks_ = = 0
int32	beat_ticks_ = = 0
uint8	beat_unit_ = = 4 Lower numeral (denominator in [1 2 4 8 16]), note value that represents one beat.
uint8	beats_per_bar_ = = 4 Upper numeral (numerator), how many beats constitute a bar.
double	bpm_ = = 0 Current tempo in beats per minute.
double	inv_samplerate_ Precalculated 1.0 / samplerate .
double	inv_ticks_per_second_ = = 0
double	sample_per_ticks_ = = 0
int32	samplerate_ = = 0 Sample rate (mixing frequency) in Hz.
int64	ticks_per_minute_ = = 0
double	ticks_per_sample_ = = 0
double	ticks_per_second_ = = 0

Protected Static Attributes

Type	Name
constexpr const int64	offset_ = = 0

Public Functions Documentation

function TickSignature [1/3]

Ase::TickSignature::TickSignature () 

---

function TickSignature [2/3]

Ase::TickSignature::TickSignature (
    double bpm,
    uint8 beats_per_bar,
    uint8 beat_unit
) 

---

function TickSignature [3/3]

Ase::TickSignature::TickSignature (
    const TickSignature & other
) 

---

function bar_from_tick

int32 Ase::TickSignature::bar_from_tick (
    int64 tick
) const

---

function bar_ticks

inline int32 Ase::TickSignature::bar_ticks () const

---

function bar_to_tick

int64 Ase::TickSignature::bar_to_tick (
    int32 bar
) const

---

function beat_from_tick

Beat Ase::TickSignature::beat_from_tick (
    int64 tick
) const

---

function beat_ticks

inline int32 Ase::TickSignature::beat_ticks () const

---

function beat_to_tick

int64 Ase::TickSignature::beat_to_tick (
    const Beat & beat
) const

---

function beat_unit

inline const uint8 & Ase::TickSignature::beat_unit () const

---

function beats_per_bar

inline const uint8 & Ase::TickSignature::beats_per_bar () const

---

function bpm

inline double Ase::TickSignature::bpm () const

---

function inv_samplerate

inline double Ase::TickSignature::inv_samplerate () const

---

function operator=

TickSignature & Ase::TickSignature::operator= (
    const TickSignature & src
) 

---

function sample_from_tick

inline int64 Ase::TickSignature::sample_from_tick (
    int64 tick
) const

---

function sample_to_tick

inline int64 Ase::TickSignature::sample_to_tick (
    int64 sample
) const

---

function samplerate

inline double Ase::TickSignature::samplerate () const

---

function set_bpm

void Ase::TickSignature::set_bpm (
    double bpm
) 

---

function set_samplerate

void Ase::TickSignature::set_samplerate (
    uint samplerate
) 

---

function set_signature

bool Ase::TickSignature::set_signature (
    uint8 beats_per_bar,
    uint8 beat_unit
) 

---

function start_offset

inline int64 Ase::TickSignature::start_offset () const

---

function ticks_per_sample

inline double Ase::TickSignature::ticks_per_sample () const

---

function time_from_tick

Time Ase::TickSignature::time_from_tick (
    int64 tick
) const

---

function time_to_tick

int64 Ase::TickSignature::time_to_tick (
    const Time & time
) const

---

Protected Attributes Documentation

variable bar_ticks_

int32 Ase::TickSignature::bar_ticks_;

---

variable beat_ticks_

int32 Ase::TickSignature::beat_ticks_;

---

variable beat_unit_

uint8 Ase::TickSignature::beat_unit_;

---

variable beats_per_bar_

uint8 Ase::TickSignature::beats_per_bar_;

---

variable bpm_

double Ase::TickSignature::bpm_;

---

variable inv_samplerate_

double Ase::TickSignature::inv_samplerate_;

---

variable inv_ticks_per_second_

double Ase::TickSignature::inv_ticks_per_second_;

---

variable sample_per_ticks_

double Ase::TickSignature::sample_per_ticks_;

---

variable samplerate_

int32 Ase::TickSignature::samplerate_;

---

variable ticks_per_minute_

int64 Ase::TickSignature::ticks_per_minute_;

---

variable ticks_per_sample_

double Ase::TickSignature::ticks_per_sample_;

---

variable ticks_per_second_

double Ase::TickSignature::ticks_per_second_;

---

Protected Static Attributes Documentation

variable offset_

constexpr const int64 Ase::TickSignature::offset_;

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The documentation for this class was generated from the following file /__w/anklang/anklang/ase/transport.hh