Q_QABS3
Fixed-point math functions which operate on a single q number
Usage
#include <sys/qmath.h>
QTYPE
Q_QABS(QTYPE q);
double
Q_Q2D(QTYPE q);
float
Q_Q2F(QTYPE q);
Overview
The Q_QABS() function returns an absolute value representation of q.
The Q_Q2D() and Q_Q2F() functions return the double and float representations of q respectively.
All of those functions operate on the following data types: s8q_t, u8q_t, s16q_t, u16q_t, s32q_t, u32q_t, s64q_t, and u64q_t, which are referred to generically as QTYPE.
For more details, see qmath(3).
Return values
Q_QABS() function returns a QTYPE that is identical to that of q.
The Q_Q2D() and Q_Q2F() functions return the double and float representations of q respectively.
Releases
15 releases since FreeBSD 13.0-RELEASE; the text changed 1 time.