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8ecbd58
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Server: Make code in build_fov_map() slightly less bizarre.
author
Christian Heller
<c.heller@plomlompom.de>
Sat, 13 Sep 2014 16:31:24 +0000
(18:31 +0200)
committer
Christian Heller
<c.heller@plomlompom.de>
Sat, 13 Sep 2014 16:31:24 +0000
(18:31 +0200)
src/server/field_of_view.c
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diff --git
a/src/server/field_of_view.c
b/src/server/field_of_view.c
index 9cd52d01a51f17f9bccfb5acd47eee7ec5fe398f..86eab2a3419ec52aae9257736b3126fb63a94375 100644
(file)
--- a/
src/server/field_of_view.c
+++ b/
src/server/field_of_view.c
@@
-1,7
+1,8
@@
/* src/server/field_of_view.c */
#include "field_of_view.h"
/* src/server/field_of_view.c */
#include "field_of_view.h"
-#include <stdint.h> /* uint8_t, uint16_t, uint32_t, int32_t */
+#include <stddef.h> /* NULL */
+#include <stdint.h> /* uint8_t, uint16_t, uint32_t, int32_t, UINT8_MAX */
#include <stdlib.h> /* free() */
#include <string.h> /* memset() */
#include "../common/rexit.h" /* exit_trouble() */
#include <stdlib.h> /* free() */
#include <string.h> /* memset() */
#include "../common/rexit.h" /* exit_trouble() */
@@
-327,22
+328,21
@@
extern void build_fov_map(struct Thing * t)
{ /* moved into starting from a */
mv_yx_in_dir_legal('c', &test_pos);/* previous circle's last hex, */
} /* i.e. from the upper left. */
{ /* moved into starting from a */
mv_yx_in_dir_legal('c', &test_pos);/* previous circle's last hex, */
} /* i.e. from the upper left. */
- uint8_t dir_char_pos_in_circledirs_string = 0;
char dir_char = 'd'; /* Circle's 1st hex is entered by rightward move.*/
char dir_char = 'd'; /* Circle's 1st hex is entered by rightward move.*/
+ uint8_t dir_char_pos_in_circledirs_string = UINT8_MAX;
uint16_t dist_i, hex_i;
uint16_t dist_i, hex_i;
- for (hex_i
= 0, dist_i = 1
; hex_i < 6 * circle_i; dist_i++, hex_i++)
+ for (hex_i
=0, dist_i=circle_i
; hex_i < 6 * circle_i; dist_i++, hex_i++)
{
{
+ if (circle_i < dist_i)
+ {
+ dist_i = 1;
+ dir_char=circledirs_string[++dir_char_pos_in_circledirs_string];
+ }
if (mv_yx_in_dir_legal(dir_char, &test_pos))
{
eval_position(circle_i, hex_i, t->fov_map, &test_pos, &shadows);
circle_is_on_map = 1;
}
if (mv_yx_in_dir_legal(dir_char, &test_pos))
{
eval_position(circle_i, hex_i, t->fov_map, &test_pos, &shadows);
circle_is_on_map = 1;
}
- dir_char = circledirs_string[dir_char_pos_in_circledirs_string];
- if (circle_i == dist_i) /* Number of steps into */
- { /* one direction before */
- dist_i = 0; /* direction change is */
- dir_char_pos_in_circledirs_string++;/* equal to distance to */
- } /* center / circle number.*/
}
}
mv_yx_in_dir_legal(0, NULL);
}
}
mv_yx_in_dir_legal(0, NULL);