AP_Math: rename macros to avoid conflicts

these macros were also defined in NuttX in clock.h
This commit is contained in:
Andrew Tridgell 2017-05-05 20:09:29 +10:00
parent e51bbcebec
commit 607220d12b
2 changed files with 17 additions and 13 deletions

View File

@ -183,32 +183,32 @@ static inline auto MAX(const A &one, const B &two) -> decltype(one > two ? one :
inline uint32_t hz_to_nsec(uint32_t freq)
{
return NSEC_PER_SEC / freq;
return AP_NSEC_PER_SEC / freq;
}
inline uint32_t nsec_to_hz(uint32_t nsec)
{
return NSEC_PER_SEC / nsec;
return AP_NSEC_PER_SEC / nsec;
}
inline uint32_t usec_to_nsec(uint32_t usec)
{
return usec * NSEC_PER_USEC;
return usec * AP_NSEC_PER_USEC;
}
inline uint32_t nsec_to_usec(uint32_t nsec)
{
return nsec / NSEC_PER_USEC;
return nsec / AP_NSEC_PER_USEC;
}
inline uint32_t hz_to_usec(uint32_t freq)
{
return USEC_PER_SEC / freq;
return AP_USEC_PER_SEC / freq;
}
inline uint32_t usec_to_hz(uint32_t usec)
{
return USEC_PER_SEC / usec;
return AP_USEC_PER_SEC / usec;
}
/*

View File

@ -64,10 +64,14 @@ static const double WGS84_B = (WGS84_A * (1 - WGS84_F));
// Eccentricity of the Earth
static const double WGS84_E = (sqrt(2 * WGS84_F - WGS84_F * WGS84_F));
#define NSEC_PER_SEC 1000000000ULL
#define NSEC_PER_USEC 1000ULL
#define USEC_PER_SEC 1000000ULL
#define USEC_PER_MSEC 1000ULL
#define MSEC_PER_SEC 1000ULL
#define SEC_PER_WEEK (7ULL * 86400ULL)
#define MSEC_PER_WEEK (SEC_PER_WEEK * MSEC_PER_SEC)
/*
use AP_ prefix to prevent conflict with OS headers, such as NuttX
clock.h
*/
#define AP_NSEC_PER_SEC 1000000000ULL
#define AP_NSEC_PER_USEC 1000ULL
#define AP_USEC_PER_SEC 1000000ULL
#define AP_USEC_PER_MSEC 1000ULL
#define AP_MSEC_PER_SEC 1000ULL
#define AP_SEC_PER_WEEK (7ULL * 86400ULL)
#define AP_MSEC_PER_WEEK (AP_SEC_PER_WEEK * AP_MSEC_PER_SEC)