From: Christian Heller Date: Sat, 13 Sep 2014 16:31:24 +0000 (+0200) Subject: Server: Make code in build_fov_map() slightly less bizarre. X-Git-Tag: tce~632 X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/decks/%7B%7Bdb.prefix%7D%7D/%7B%7Bprefix%7D%7D/blog?a=commitdiff_plain;h=dd13f9bebb48152163cef2f423423f64dfc7245a;p=plomrogue Server: Make code in build_fov_map() slightly less bizarre. --- diff --git a/src/server/field_of_view.c b/src/server/field_of_view.c index 9cd52d0..86eab2a 100644 --- 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" -#include /* uint8_t, uint16_t, uint32_t, int32_t */ +#include /* NULL */ +#include /* uint8_t, uint16_t, uint32_t, int32_t, UINT8_MAX */ #include /* free() */ #include /* 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. */ - uint8_t dir_char_pos_in_circledirs_string = 0; 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; - 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; } - 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);