clipm_priv_math.h File Reference

Go to the source code of this file.

Macros
#define	clipm_priv_math_max(a, b)    ((a) > (b) ? (a) : (b))
	Get the maximum.
#define	clipm_priv_math_min(a, b)    ((a) < (b) ? (a) : (b))
	Get the minimum.
#define	clipm_priv_math_sign(in)    ((in) >= 0 ? 1 : -1)
	Get the sign of a number.
#define	clipm_priv_math_round_d2i(in)    ((in < 0) ? (int)(in - 0.5) : (int)(in + 0.5))
	Round a value to the nearest integer.

Macro Definition Documentation

clipm_priv_math_max

#define clipm_priv_math_max	(		a,
			b )    ((a) > (b) ? (a) : (b))

Get the maximum.

Parameters

a	Number a
b	Number b

Returns

The maximum

clipm_priv_math_min

#define clipm_priv_math_min	(		a,
			b )    ((a) < (b) ? (a) : (b))

Get the minimum.

Parameters

a	Number a
b	Number b

Returns

The minimum

clipm_priv_math_round_d2i

#define clipm_priv_math_round_d2i

(

in

)

((in < 0) ? (int)(in - 0.5) : (int)(in + 0.5))

Round a value to the nearest integer.

Parameters

in	Input value

Returns

The rounded value

This macro is intended to replace the non-ANSI-C function rint().

clipm_priv_math_sign

#define clipm_priv_math_sign

(

in

)

((in) >= 0 ? 1 : -1)

Get the sign of a number.

Parameters

in	Input value

Returns

+1 if (in >= 0), else -1