Utility functions, macros, constants

Macros
#define	MIRML_SQR(a)   ( ( a ) * ( a ) )
	Squaring.
#define	MIRML_IS_ODD(n)   ((n) & 1)
#define	MIRML_IS_EVEN(n)   (!(MIRML_IS_ODD(n)))
#define	MIRML_SIGN(x)   ((x) >= 0.0 ? 1 : -1)

Functions
void	mirml_sort_four (double *a, double *b, double *c, double *d)
	Sorts four input numbers and returns them sorted.

Comparisons
#define	MIRML_MIN(a, b)   (((a) < (b)) ? (a) : (b))
#define	MIRML_MAX(a, b)   (((a) > (b)) ? (a) : (b))
#define	MIRML_MAXOF4(var1, var2, var3, var4)   ((var1 > var2 ? var1 : var2) > (var3 > var4 ? var3 : var4) ? (var1 > var2 ? var1 : var2) : (var3 > var4 ? var3 : var4))
#define	MIRML_MINOF4(var1, var2, var3, var4)   ((var1 < var2 ? var1 : var2) < (var3 < var4 ? var3 : var4) ? (var1 < var2 ? var1 : var2) : (var3 < var4 ? var3 : var4))

Detailed Description

Function Documentation

mirml_sort_four()

void mirml_sort_four	(	double *	a,
		double *	b,
		double *	c,
		double *	d
	)

Sorts four input numbers and returns them sorted.

On output a <= b <= c <= d.