Import of Empire 4.2.12

2003-08-23 12:23:04 +00:00 · 2003-08-23 12:23:04 +00:00 · d8b7fdfae1
commit d8b7fdfae1
817 changed files with 126589 additions and 0 deletions
--- a/src/lib/update/nxtsctp.c
+++ b/src/lib/update/nxtsctp.c
@ -0,0 +1,76 @@
+/*
+ *  Empire - A multi-player, client/server Internet based war game.
+ *  Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ *                           Ken Stevens, Steve McClure
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *  ---
+ *
+ *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
+ *  related information and legal notices. It is expected that any future
+ *  projects/authors will amend these files as needed.
+ *
+ *  ---
+ *
+ *  nxtsctp.c: select/get the next sector from a rnage of sectors
+ * 
+ *  Known contributors to this file:
+ *     Dave Pare, 1989
+ */
+
+#include "misc.h"
+#include "var.h"
+#include "xy.h"
+#include "sect.h"
+#include "nsc.h"
+#include "file.h"
+#include "update.h"
+#include "gen.h"
+#include "optlist.h"
+
+/*
+ * get the next sector in the range
+ * that matches the conditions.
+ */
+struct sctstr *
+nxtsctp(register struct nstr_sect *np)
+{
+        while (1) {
+                np->dx++;
+                np->x++;
+                if (np->x >= WORLD_X)
+                        np->x = 0;
+                if (np->dx >= np->range.width) {
+                        np->dx = 0;
+                        np->x = np->range.lx;
+                        np->dy++;
+                        if (np->dy >= np->range.height)
+                                return (struct sctstr *)0;
+                        np->y++;
+                        if (np->y >= WORLD_Y)
+                                np->y = 0;
+                }
+                if ((np->y + np->x) & 01)
+                        continue;
+                if (np->type == NS_DIST) {
+                        np->curdist = mapdist(np->x, np->y, np->cx, np->cy);
+                        if (np->curdist > np->dist)
+                                continue;
+                }
+                return(getsectp(np->x, np->y));
+        }
+        /*NOTREACHED*/
+}