/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2018, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Ken Stevens, Steve McClure, Markus Armbruster
*
- * This program is free software; you can redistribute it and/or modify
+ * Empire 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
+ * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* 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
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ---
*
* ---
*
* navi.c: Navigate ships and such
- *
+ *
* Known contributors to this file:
* Ken Stevens, 1995 (rewritten)
+ * Ron Koenderink, 2006-2007
+ * Markus Armbruster, 2006-2015
*/
#include <config.h>
-#include <ctype.h>
-#include "misc.h"
-#include "player.h"
-#include "ship.h"
-#include "sect.h"
-#include "xy.h"
-#include "nsc.h"
-#include "nat.h"
-#include "path.h"
-#include "file.h"
-#include "map.h"
#include "commands.h"
-#include "optlist.h"
-
-static int set_flagship(struct emp_qelem *list, struct shpstr **flagshipp);
+#include "unit.h"
int
navi(void)
{
struct nstr_item ni_ship;
struct emp_qelem ship_list;
- double minmob, maxmob;
- int together;
- char *cp = 0;
- struct shpstr *shp = 0; /* flagship */
- struct nstr_sect ns;
- char origin;
- int dir;
- int stopping = 0;
- int skip = 0;
- char buf[1024];
- char prompt[128];
- char pathtaken[1024]; /* Doubtful we'll have a path longer than this */
- char *pt = pathtaken;
- if (!snxtitem(&ni_ship, EF_SHIP, player->argp[1]))
+ if (!snxtitem(&ni_ship, EF_SHIP, player->argp[1], NULL))
return RET_SYN;
shp_sel(&ni_ship, &ship_list);
- shp_nav(&ship_list, &minmob, &maxmob, &together, player->cnum);
if (QEMPTY(&ship_list)) {
pr("No ships\n");
return RET_FAIL;
}
- set_flagship(&ship_list, &shp);
- if (player->argp[2]) {
- strcpy(buf, player->argp[2]);
- if (!(cp = shp_path(together, shp, buf)))
- cp = player->argp[2];
- }
-
- *pt = '\0';
- while (!QEMPTY(&ship_list)) {
- char *bp, dp[80];
-
- if (cp == 0 || *cp == '\0' || stopping) {
- stopping = 0;
- shp_nav(&ship_list, &minmob, &maxmob, &together, player->cnum);
- if (QEMPTY(&ship_list)) {
- pr("No ships left\n");
- if (strlen(pathtaken) > 0) {
- pathtaken[strlen(pathtaken) - 1] = '\0';
- if (strlen(pathtaken) > 0)
- pr("Path taken: %s\n", pathtaken);
- }
- return RET_OK;
- }
- if (set_flagship(&ship_list, &shp)) {
- stopping = 1;
- continue;
- }
- if (!skip)
- nav_map(shp->shp_x, shp->shp_y,
- !(mchr[(int)shp->shp_type].m_flags & M_SUB));
- else
- skip = 0;
- sprintf(prompt, "<%.1f:%.1f: %s> ", maxmob,
- minmob, xyas(shp->shp_x, shp->shp_y, player->cnum));
- cp = getstring(prompt, buf);
- /* Just in case any of our ships were shelled while we were at the
- * prompt, we call shp_nav() again.
- */
- shp_nav(&ship_list, &minmob, &maxmob, &together, player->cnum);
- if (QEMPTY(&ship_list)) {
- pr("No ships left\n");
- if (strlen(pathtaken) > 0) {
- pathtaken[strlen(pathtaken) - 1] = '\0';
- if (strlen(pathtaken) > 0)
- pr("Path taken: %s\n", pathtaken);
- }
- return RET_OK;
- }
- if (set_flagship(&ship_list, &shp)) {
- stopping = 1;
- continue;
- }
- }
- radmapnopr(shp->shp_x, shp->shp_y, (int)shp->shp_effic,
- (int)techfact(shp->shp_tech,
- mchr[(int)shp->shp_type].m_vrnge),
- (mchr[(int)shp->shp_type].m_flags & M_SONAR)
- ? techfact(shp->shp_tech, 1.0) : 0.0);
- if (cp == 0 || *cp == '\0')
- cp = &dirch[DIR_STOP];
- if (*cp == 'M' ||
- *cp == 'B' || *cp == 'f' || *cp == 'i' || *cp == 'm') {
- ++cp;
- if (cp[-1] == 'M') {
- unit_map(EF_SHIP, shp->shp_uid, &ns, &origin);
- draw_map(0, origin, MAP_SHIP, &ns);
- skip = 1;
- } else if (cp[-1] == 'B') {
- unit_map(EF_SHIP, shp->shp_uid, &ns, &origin);
- draw_map('b', origin, MAP_SHIP, &ns);
- skip = 1;
- } else if (cp[-1] == 'f') {
- struct emp_qelem *qp;
- qp = ship_list.q_back;
- emp_remque(ship_list.q_back);
- emp_insque(qp, &ship_list);
- set_flagship(&ship_list, &shp);
- } else if (cp[-1] == 'i') {
- shp_list(&ship_list);
- } else {
- stopping |= shp_sweep(&ship_list, 1, player->cnum);
- }
- continue;
- } else if (*cp == 'r' || *cp == 'l' || *cp == 's') {
- for (bp = cp + 1; *bp && !isspace(*bp); bp++) ;
- for (; *bp && isspace(*bp); bp++) ;
- if (*bp)
- player->argp[1] = bp;
- else {
- sprintf(dp, "%d", shp->shp_uid);
- player->argp[1] = dp;
- }
- if (*cp++ == 'r') {
- rada();
- skip = 1;
- } else if (cp[-1] == 'l')
- look();
- else {
- player->argp[2] = 0;
- sona();
- skip = 1;
- }
- *cp = 0;
- player->btused++;
- continue;
- } else {
- dir = chkdir(*cp++, DIR_STOP, DIR_VIEW);
- if (dir < 0) {
- if (NULL != (cp = shp_path(together, shp, buf)))
- continue;
- direrr("`%c' to stop", ", `%c' to view, ", 0);
- pr("`i' to list ships, `f' to change flagship,\n");
- pr("`r' to radar, `s' to sonar, `l' to look, `M' to map, `B' to bmap,\n");
- pr("and `m' to minesweep\n");
- stopping = 1;
- continue;
- } else if (dir == DIR_VIEW) {
- shp_view(&ship_list);
- continue;
- }
- }
- stopping |=
- shp_nav_one_sector(&ship_list, dir, player->cnum, together);
- if (stopping != 2) {
- *pt++ = dirch[dir];
- *pt = '\0';
- }
- }
- if (strlen(pathtaken) > 0) {
- pathtaken[strlen(pathtaken) - 1] = '\0';
- if (strlen(pathtaken) > 0)
- pr("Path taken: %s\n", pathtaken);
- }
- return RET_OK;
-}
-
-int
-nav_map(int x, int y, int show_designations)
-{
- char *ptr;
- struct nstr_sect ns;
- struct natstr *np;
- struct sctstr sect;
- struct range range;
- int i;
- /* Note this is not re-entrant anyway, so we keep the buffers
- around */
- static unsigned char *bitmap = NULL;
- static char *wmapbuf = NULL;
- static char **wmap = NULL;
- int changed = 0;
-
- if (!wmapbuf)
- wmapbuf = malloc(WORLD_Y * MAPWIDTH(1));
- if (!wmap) {
- wmap = malloc(WORLD_Y * sizeof(*wmap));
- if (wmap && wmapbuf) {
- for (i = 0; i < WORLD_Y; i++)
- wmap[i] = &wmapbuf[MAPWIDTH(1) * i];
- } else if (wmap) {
- free(wmap);
- wmap = NULL;
- }
- }
- if (!bitmap)
- bitmap = malloc((WORLD_X * WORLD_Y) / 8);
- if (!wmapbuf || !wmap || !bitmap) {
- pr("Memory error, tell the deity.\n");
- logerror("malloc failed in navi\n");
- return RET_FAIL;
- }
- memset(bitmap, 0, (WORLD_X * WORLD_Y) / 8);
- snxtsct_dist(&ns, x, y, 1);
- np = getnatp(player->cnum);
- xyrelrange(np, &ns.range, &range);
- blankfill(wmapbuf, &ns.range, 1);
- while (nxtsct(&ns, §)) {
- ptr = &wmap[ns.dy][ns.dx];
- *ptr = dchr[sect.sct_type].d_mnem;
- if (!show_designations &&
- sect.sct_own != player->cnum &&
- sect.sct_type != SCT_WATER &&
- sect.sct_type != SCT_BSPAN && sect.sct_type != SCT_HARBR)
- *ptr = '?';
- changed += map_set(player->cnum, sect.sct_x, sect.sct_y, *ptr, 0);
- /*
- * We do it this way so that 'x' and 'X'
- * bdesignations will show up. This can
- * be used to mark mined sectors. So, the
- * player will see the current des, UNLESS
- * they've marked the sector 'x' or 'X',
- * in which case they'll see that.
- * --ts
- */
- *ptr = player->bmap[sctoff(sect.sct_x, sect.sct_y)];
- }
- if (changed)
- writemap(player->cnum);
- for (i = 0; i < ns.range.height; i++)
- pr("%s\n", wmap[i]);
- return RET_OK;
-}
-
-static int
-set_flagship(struct emp_qelem *list, struct shpstr **flagshipp)
-{
- struct mlist *mlp = (struct mlist *)(list->q_back);
-
- if (!*flagshipp)
- pr("Flagship is ");
- else if ((*flagshipp)->shp_uid != mlp->ship.shp_uid)
- pr("Changing flagship to ");
- else
- return 0;
- *flagshipp = &mlp->ship;
- pr("%s\n", prship(&mlp->ship));
- return 1;
+ return unit_move(&ship_list);
}
projects / empserver / blobdiff