home
·
contact
·
privacy
projects
/
plomrogue
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Strongly simplified / standardized user action interfaces.
[plomrogue]
/
src
/
yx_uint16.h
diff --git
a/src/yx_uint16.h
b/src/yx_uint16.h
index 325b22449570ca6fad0a18158a8ed07768e78bc2..7e3d13b51b273e436e9b50dce7d87c21b4b9efdb 100644
(file)
--- a/
src/yx_uint16.h
+++ b/
src/yx_uint16.h
@@
-7,8
+7,6
@@
#ifndef YX_UINT16_H
#define YX_UINT16_H
#ifndef YX_UINT16_H
#define YX_UINT16_H
-
-
#include <stdint.h> /* for uint8_t, uint16_t */
#include <stdint.h> /* for uint8_t, uint16_t */
@@
-22,27
+20,17
@@
struct yx_uint16
-/* Directions available for movement. */
-enum dir
-{
- NORTH = 1,
- EAST,
- SOUTH,
- WEST
-};
-
-
-
/* Return 1 if two yx_uint16 coordinates at "a" and "b" are equal, else 0. */
extern uint8_t yx_uint16_cmp(struct yx_uint16 * a, struct yx_uint16 * b);
/* Return 1 if two yx_uint16 coordinates at "a" and "b" are equal, else 0. */
extern uint8_t yx_uint16_cmp(struct yx_uint16 * a, struct yx_uint16 * b);
-/* Return yx_uint16 coordinate one step from coordinate yx in direction dir.
+/* Return yx_uint16 coordinate one step from coordinate yx in direction "dir"
+ * (east: 'E', west: 'W', north: 'N', south: 'S').
*
* If an invalid dir "d" is passed, "yx" remains unchanged.
*/
*
* If an invalid dir "d" is passed, "yx" remains unchanged.
*/
-extern struct yx_uint16 mv_yx_in_dir(
enum dir d
, struct yx_uint16 yx);
+extern struct yx_uint16 mv_yx_in_dir(
char dir
, struct yx_uint16 yx);