diff options
Diffstat (limited to 'hack/hack.track.c')
| -rw-r--r-- | hack/hack.track.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/hack/hack.track.c b/hack/hack.track.c index 8e054434..844bab5a 100644 --- a/hack/hack.track.c +++ b/hack/hack.track.c @@ -1,4 +1,4 @@ -/* $NetBSD: hack.track.c,v 1.5 2003/04/02 18:36:41 jsm Exp $ */ +/* $NetBSD: hack.track.c,v 1.6 2008/01/28 06:55:42 dholland Exp $ */ /* * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica, @@ -63,7 +63,7 @@ #include <sys/cdefs.h> #ifndef lint -__RCSID("$NetBSD: hack.track.c,v 1.5 2003/04/02 18:36:41 jsm Exp $"); +__RCSID("$NetBSD: hack.track.c,v 1.6 2008/01/28 06:55:42 dholland Exp $"); #endif /* not lint */ #include "hack.h" @@ -98,16 +98,17 @@ coord * gettrack(x, y) int x, y; { - int i, cnt, dist; + int i, cnt, distsq; coord tc; + cnt = utcnt; for (i = utpnt - 1; cnt--; i--) { if (i == -1) i = UTSZ - 1; tc = utrack[i]; - dist = (x - tc.x) * (x - tc.x) + (y - tc.y) * (y - tc.y); - if (dist < 3) - return (dist ? &(utrack[i]) : 0); + distsq = (x - tc.x) * (x - tc.x) + (y - tc.y) * (y - tc.y); + if (distsq < 3) + return (distsq ? &(utrack[i]) : 0); } return (0); } |