pulp::timebase::detail Namespace Reference

Classes
class	RatchetSubdivisionCursor

Functions
constexpr std::uint64_t	mix_coordinate (std::uint64_t value) noexcept
constexpr std::uint64_t	multiply_high (std::uint64_t lhs, std::uint64_t rhs) noexcept
constexpr bool	checked_grid_add (std::int64_t lhs, std::int64_t rhs, std::int64_t &result) noexcept
constexpr bool	checked_grid_subtract (std::int64_t lhs, std::int64_t rhs, std::int64_t &result) noexcept
double	grid_frame_error_budget (double source_tick, double anchor_source_tick, double ticks_per_frame, double frame_delta) noexcept
double	grid_integral_frame_delta (double frame_delta, double budget, GridPlacement placement=GridPlacement::Floor) noexcept
bool	checked_grid_add_integral_delta (std::int64_t anchor, double integral_delta, std::int64_t &result) noexcept
constexpr bool	ceil_grid (std::int64_t value, std::int64_t quantum, std::int64_t &result) noexcept
GridProjectionError	validate_range (const GridProjectionRange &range) noexcept
bool	host_mapped_grid_output_offset (const GridProjectionRange &range, TickPosition document_tick, std::uint32_t &output_offset, GridPlacement placement=GridPlacement::Floor) noexcept
std::uint64_t	grid_candidate_count (std::int64_t start, std::int64_t end, std::int64_t quantum, bool inclusive_end) noexcept
GridProjectionError	preflight_candidate_bound (const CompiledMeterMap &meter, const GridProjectionRange &range, TickDuration grid, GridAnchor anchor, std::uint64_t &candidates) noexcept
template<typename Emit>
GridProjectionError	enumerate_range (const CompiledTempoMap &tempo, const CompiledMeterMap &meter, const GridProjectionRange &range, TickDuration grid, GridAnchor anchor, GridPlacement placement, Emit &&emit) noexcept
template<typename Emit>
GridProjectionError	enumerate_ranges (const CompiledTempoMap &tempo, const CompiledMeterMap &meter, std::span< const GridProjectionRange > ranges, TickDuration grid, GridAnchor anchor, GridPlacement placement, Emit &&emit) noexcept
constexpr std::int64_t	floor_div (std::int64_t numerator, std::int64_t denominator) noexcept
constexpr std::int64_t	rounded_scale (std::int64_t value, std::int64_t multiplier, std::int64_t divisor) noexcept
constexpr std::int64_t	swing_pivot (std::int64_t pair, SwingRatio ratio) noexcept
constexpr std::uint64_t	ordered_tick_coordinate (TickPosition position) noexcept
constexpr TickPosition	tick_from_ordered_coordinate (std::uint64_t coordinate) noexcept
constexpr std::int64_t	saturating_add (std::int64_t lhs, std::int64_t rhs) noexcept
constexpr std::int64_t	saturating_subtract (std::int64_t lhs, std::int64_t rhs) noexcept
constexpr std::int64_t	saturating_multiply (std::int64_t lhs, std::int64_t rhs) noexcept

Variables
constexpr BeatFraction	kBeatDivisionFractions []
constexpr double	kGridFrameErrorUlps = 8.0
constexpr double	kGridMaxSnapFrames = 1.0 / 1024.0
constexpr std::uint64_t	kSignedTickOrderBit = std::uint64_t{1} << 63U

Function Documentation

ceil_grid()

bool pulp::timebase::detail::ceil_grid ( std::int64_t value, std::int64_t quantum, std::int64_t & result )

constexprnoexcept

checked_grid_add()

bool pulp::timebase::detail::checked_grid_add ( std::int64_t lhs, std::int64_t rhs, std::int64_t & result )

constexprnoexcept

checked_grid_add_integral_delta()

bool pulp::timebase::detail::checked_grid_add_integral_delta ( std::int64_t anchor, double integral_delta, std::int64_t & result )

inlinenoexcept

checked_grid_subtract()

bool pulp::timebase::detail::checked_grid_subtract ( std::int64_t lhs, std::int64_t rhs, std::int64_t & result )

constexprnoexcept

enumerate_range()

template<typename Emit>

GridProjectionError pulp::timebase::detail::enumerate_range ( const CompiledTempoMap & tempo, const CompiledMeterMap & meter, const GridProjectionRange & range, TickDuration grid, GridAnchor anchor, GridPlacement placement, Emit && emit )

noexcept

enumerate_ranges()

template<typename Emit>

GridProjectionError pulp::timebase::detail::enumerate_ranges ( const CompiledTempoMap & tempo, const CompiledMeterMap & meter, std::span< const GridProjectionRange > ranges, TickDuration grid, GridAnchor anchor, GridPlacement placement, Emit && emit )

noexcept

floor_div()

std::int64_t pulp::timebase::detail::floor_div ( std::int64_t numerator, std::int64_t denominator )

constexprnoexcept

grid_candidate_count()

std::uint64_t pulp::timebase::detail::grid_candidate_count ( std::int64_t start, std::int64_t end, std::int64_t quantum, bool inclusive_end )

inlinenoexcept

grid_frame_error_budget()

double pulp::timebase::detail::grid_frame_error_budget ( double source_tick, double anchor_source_tick, double ticks_per_frame, double frame_delta )

inlinenoexcept

grid_integral_frame_delta()

double pulp::timebase::detail::grid_integral_frame_delta ( double frame_delta, double budget, GridPlacement placement = GridPlacement::Floor )

inlinenoexcept

host_mapped_grid_output_offset()

bool pulp::timebase::detail::host_mapped_grid_output_offset ( const GridProjectionRange & range, TickPosition document_tick, std::uint32_t & output_offset, GridPlacement placement = GridPlacement::Floor )

inlinenoexcept

mix_coordinate()

std::uint64_t pulp::timebase::detail::mix_coordinate ( std::uint64_t value )

constexprnoexcept

multiply_high()

std::uint64_t pulp::timebase::detail::multiply_high ( std::uint64_t lhs, std::uint64_t rhs )

constexprnoexcept

ordered_tick_coordinate()

std::uint64_t pulp::timebase::detail::ordered_tick_coordinate ( TickPosition position )

constexprnoexcept

preflight_candidate_bound()

GridProjectionError pulp::timebase::detail::preflight_candidate_bound ( const CompiledMeterMap & meter, const GridProjectionRange & range, TickDuration grid, GridAnchor anchor, std::uint64_t & candidates )

inlinenoexcept

rounded_scale()

std::int64_t pulp::timebase::detail::rounded_scale ( std::int64_t value, std::int64_t multiplier, std::int64_t divisor )

constexprnoexcept

saturating_add()

std::int64_t pulp::timebase::detail::saturating_add ( std::int64_t lhs, std::int64_t rhs )

constexprnoexcept

saturating_multiply()

std::int64_t pulp::timebase::detail::saturating_multiply ( std::int64_t lhs, std::int64_t rhs )

constexprnoexcept

saturating_subtract()

std::int64_t pulp::timebase::detail::saturating_subtract ( std::int64_t lhs, std::int64_t rhs )

constexprnoexcept

swing_pivot()

std::int64_t pulp::timebase::detail::swing_pivot ( std::int64_t pair, SwingRatio ratio )

constexprnoexcept

tick_from_ordered_coordinate()

TickPosition pulp::timebase::detail::tick_from_ordered_coordinate ( std::uint64_t coordinate )

constexprnoexcept

validate_range()

GridProjectionError pulp::timebase::detail::validate_range ( const GridProjectionRange & range )

inlinenoexcept

Variable Documentation

kBeatDivisionFractions

BeatFraction pulp::timebase::detail::kBeatDivisionFractions[]

inlineconstexpr

Initial value:

= {
    {4, 1}, {6, 1}, {8, 3}, {2, 1}, {3, 1}, {4, 3},  {1, 1},  {3, 2},  {2, 3},  {1, 2},  {3, 4},
    {1, 3}, {1, 4}, {3, 8}, {1, 6}, {1, 8}, {3, 16}, {1, 12}, {1, 16}, {3, 32}, {1, 24},
}

kGridFrameErrorUlps

double pulp::timebase::detail::kGridFrameErrorUlps = 8.0

inlineconstexpr

kGridMaxSnapFrames

double pulp::timebase::detail::kGridMaxSnapFrames = 1.0 / 1024.0

inlineconstexpr

kSignedTickOrderBit

std::uint64_t pulp::timebase::detail::kSignedTickOrderBit = std::uint64_t{1} << 63U

inlineconstexpr