numerics.cpp File Reference

Functions
long	ld_round (double x)
	Round to nearest int, rounding midpoints upwards. More...
double	dround (double x)
	Round to nearest int, rounding midpoints upwards. More...
double	dtruncate (double x)
	Return integer part of argument. More...

Function Documentation

double dround

(

double

)

Round to nearest int, rounding midpoints upwards.

Returns

Result as double

Note

[-1/2, 1/2) -> 0 and in general [ (2n-1)/2, (2n+1)/2 ) -> n

See also

ld_round

Referenced by nest::Time::set_resolution().

double dtruncate

(

double

x

)

Return integer part of argument.

long ld_round

(

double

)

Round to nearest int, rounding midpoints upwards.

Returns

Result as long

Note

[-1/2, 1/2) -> 0 and in general [ (2n-1)/2, (2n+1)/2 ) -> n

See also

dround

Referenced by nest::Time::delay_ms_to_steps().