use arduino-api for min/max

This commit is contained in:
ladyada 2019-10-27 20:08:01 -04:00
parent ceccc257e7
commit 841a1b8188

View file

@ -97,8 +97,33 @@ void loop( void ) ;
#undef abs
#endif // abs
#define min(a,b) ((a)<(b)?(a):(b))
#define max(a,b) ((a)>(b)?(a):(b))
#ifdef __cplusplus
template<class T, class L>
auto min(const T& a, const L& b) -> decltype((b < a) ? b : a)
{
return (b < a) ? b : a;
}
template<class T, class L>
auto max(const T& a, const L& b) -> decltype((b < a) ? b : a)
{
return (a < b) ? b : a;
}
#else
#ifndef min
#define min(a,b) \
({ __typeof__ (a) _a = (a); \
__typeof__ (b) _b = (b); \
_a < _b ? _a : _b; })
#endif
#ifndef max
#define max(a,b) \
({ __typeof__ (a) _a = (a); \
__typeof__ (b) _b = (b); \
_a > _b ? _a : _b; })
#endif
#endif
#define abs(x) ((x)>0?(x):-(x))
#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))