1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
#ifndef __POINT_H__
#define __POINT_H__
/***************************************************************/
/* */
/* point.h in r.spreadpath */
/* */
/* This header file defines the point data structure */
/* and variables related to this structure. */
/* */
/***************************************************************/
struct point {
int row, col, backrow, backcol;
struct point *next;
};
#define POINT struct point
#define PRES_PT_BACKROW PRES_PT->backrow
#define PRES_PT_BACKCOL PRES_PT->backcol
#define PRES_PT_ROW PRES_PT->row
#define PRES_PT_COL PRES_PT->col
#define NEXT_PT PRES_PT->next
#define NEW_BACKROW NEW_START_PT->backrow
#define NEW_BACKCOL NEW_START_PT->backcol
#define NEW_ROW NEW_START_PT->row
#define NEW_COL NEW_START_PT->col
#define NEW_NEXT NEW_START_PT->next
#define NEXT_START_PT PRESENT_PT->next
#endif
|
