Add HYPOT2 and float comparison macros

This commit is contained in:
Scott Lahteine 2016-09-11 21:02:37 -05:00
parent 0ea7ed6db6
commit 413b61e64a

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@ -55,7 +55,8 @@
#endif
#define RADIANS(d) ((d)*M_PI/180.0)
#define DEGREES(r) ((r)*180.0/M_PI)
#define HYPOT(x,y) sqrt(sq(x)+sq(y))
#define HYPOT2(x,y) (sq(x)+sq(y))
#define HYPOT(x,y) sqrt(HYPOT2(x,y))
// Macros to contrain values
#define NOLESS(v,n) do{ if (v < n) v = n; }while(0)
@ -124,4 +125,8 @@
#define MAX3(a, b, c) max(max(a, b), c)
#define MAX4(a, b, c, d) max(max(max(a, b), c), d)
#define UNEAR_ZERO(x) ((x) < 0.000001)
#define NEAR_ZERO(x) ((x) > -0.000001 && (x) < 0.000001)
#define NEAR(x,y) NEAR_ZERO((x)-(y))
#endif //__MACROS_H