dig_macros.h File Reference

Macros for diglib (part of vector library. More...

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Macros
#define	LINE_ALIVE(p)   ((p)->type < 16) /* assume DEAD are .GT. 1 << 3 */
#define	NODE_ALIVE(p)   ((p)->alive) /* simple enuf */
#define	AREA_LABELED(p)   ((p)->alive && (p)->att)
#define	LINE_LABELED(p)   (LINE_ALIVE(p) && (p)->att)
#define	AREA_ALIVE(p)   ((p)->alive)
#define	ISLE_ALIVE(p)   ((p)->alive)
#define	ATT_ALIVE(p)   ((p)->type < 16) /* see LINE_ALIVE */
#define	LESSER(x, y)   ((x) < (y) ? (x) : (y))
#define	GREATER(x, y)   ((x) > (y) ? (x) : (y))

Detailed Description

Macros for diglib (part of vector library.

Definition in file dig_macros.h.

Macro Definition Documentation

AREA_ALIVE

#define AREA_ALIVE

(

p

)

((p)->alive)

Definition at line 13 of file dig_macros.h.

AREA_LABELED

#define AREA_LABELED

(

p

)

((p)->alive && (p)->att)

Definition at line 11 of file dig_macros.h.

ATT_ALIVE

#define ATT_ALIVE

(

p

)

((p)->type < 16) /* see LINE_ALIVE */

Definition at line 15 of file dig_macros.h.

GREATER

#define GREATER	(		x,
			y
	)		((x) > (y) ? (x) : (y))

Definition at line 18 of file dig_macros.h.

ISLE_ALIVE

#define ISLE_ALIVE

(

p

)

((p)->alive)

Definition at line 14 of file dig_macros.h.

LESSER

#define LESSER	(		x,
			y
	)		((x) < (y) ? (x) : (y))

Definition at line 17 of file dig_macros.h.

LINE_ALIVE

#define LINE_ALIVE

(

p

)

((p)->type < 16) /* assume DEAD are .GT. 1 << 3 */

Definition at line 9 of file dig_macros.h.

LINE_LABELED

#define LINE_LABELED

(

p

)

(LINE_ALIVE(p) && (p)->att)

Definition at line 12 of file dig_macros.h.

NODE_ALIVE

#define NODE_ALIVE

(

p

)

((p)->alive) /* simple enuf */

Definition at line 10 of file dig_macros.h.