/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2004, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Copyright (C) 1986-2008, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program is free software; you can redistribute it and/or modify
*
* ---
*
- * 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.
+ * See files README, COPYING and CREDITS in the root of the source
+ * tree for related information and legal notices. It is expected
+ * that future projects/authors will amend these files as needed.
*
* ---
*
* rada.c: Do radar from a ship/unit/sector
- *
+ *
* Known contributors to this file:
- *
+ * Ron Koenderink, 2006
*/
-#include <ctype.h>
-#include "misc.h"
-#include "player.h"
-#include "xy.h"
-#include "ship.h"
-#include "land.h"
-#include "sect.h"
-#include "nsc.h"
-#include "nat.h"
-#include "file.h"
+#include <config.h>
+
#include "commands.h"
#include "optlist.h"
+#include "empobj.h"
int
rada(void)
{
- s_char *cp;
+ return radar(EF_SHIP);
+}
+
+int
+lrad(void)
+{
+ return radar(EF_LAND);
+}
+
+int
+radar(short type)
+{
+ char *cp;
double tf;
double tech;
struct nstr_item ni;
struct nstr_sect ns;
- struct shpstr ship;
- struct lndstr land;
- struct sctstr sect;
- int from_unit;
- s_char buf[1024];
+ union empobj_storage item;
+ char buf[1024];
+ char prompt[80];
+
+ if (CANT_HAPPEN(type != EF_LAND && type != EF_SHIP))
+ type = EF_SHIP;
- from_unit = (**player->argp == 'l');
+ sprintf(prompt, "Radar from (%s # or sector(s)) : ", ef_nameof(type));
+ cp = getstarg(player->argp[1], prompt, buf);
- if (!from_unit)
- cp = getstarg(player->argp[1],
- "Radar from (ship # or sector(s)) : ", buf);
- else
- cp = getstarg(player->argp[1],
- "Radar from (unit # or sector(s)) : ", buf);
if (cp == 0)
return RET_SYN;
switch (sarg_type(cp)) {
if (!snxtsct(&ns, cp))
return RET_SYN;
tech = tfact(player->cnum, 8.0);
- if (tech > ((double)WORLD_Y / 4.0))
- tech = ((double)WORLD_Y / 4.0);
- if (tech > ((double)WORLD_X / 8.0))
- tech = ((double)WORLD_X / 8.0);
- while (nxtsct(&ns, §)) {
- if (sect.sct_type != SCT_RADAR)
+ if (tech > WORLD_Y / 4.0)
+ tech = WORLD_Y / 4.0;
+ if (tech > WORLD_X / 8.0)
+ tech = WORLD_X / 8.0;
+ while (nxtsct(&ns, &item.sect)) {
+ if (item.sect.sct_type != SCT_RADAR)
continue;
if (!player->owner)
continue;
- radmap(sect.sct_x, sect.sct_y, (int)sect.sct_effic,
+ radmap(item.sect.sct_x, item.sect.sct_y, item.sect.sct_effic,
(int)(tech * 2.0), 0.0);
}
break;
case NS_LIST:
case NS_GROUP:
- if (!from_unit) {
- /* assumes a NS_LIST return is a shipno */
- if (!snxtitem(&ni, EF_SHIP, cp)) {
- pr("Specify at least one ship\n");
- return RET_SYN;
- }
- while (nxtitem(&ni, (s_char *)&ship)) {
- if (!player->owner)
- continue;
- if (mchr[(int)ship.shp_type].m_flags & M_SONAR)
- tf = techfact(ship.shp_tech, 1.0);
- else
- tf = 0.0;
- pr("%s at ", prship(&ship));
- tech = techfact(ship.shp_tech,
- (double)mchr[(int)ship.shp_type].m_vrnge);
- if (tech > ((double)WORLD_Y / 2.0))
- tech = ((double)WORLD_Y / 2.0);
- if (tech > ((double)WORLD_X / 4.0))
- tech = ((double)WORLD_X / 4.0);
- radmap(ship.shp_x, ship.shp_y, ship.shp_effic,
- (int)tech, tf);
- }
- } else {
- /* from a land unit */
- if (!snxtitem(&ni, EF_LAND, cp)) {
- pr("Specify at least one unit\n");
- return RET_SYN;
- }
- while (nxtitem(&ni, (s_char *)&land)) {
- if (!player->owner)
- continue;
- if (!(lchr[(int)land.lnd_type].l_flags & L_RADAR)) {
- pr("%s can't use radar!\n", prland(&land));
+ /* assumes a NS_LIST return is a unit no */
+ if (!snxtitem(&ni, type, cp, NULL)) {
+ pr("Specify at least one %s\n", ef_nameof(type));
+ return RET_SYN;
+ }
+ while (nxtitem(&ni, &item)) {
+ if (!player->owner)
+ continue;
+ tf = 0.0;
+ if (type == EF_SHIP) {
+ if (mchr[(int)item.ship.shp_type].m_flags & M_SONAR)
+ tf = techfact(item.ship.shp_tech, 1.0);
+ tech = techfact(item.ship.shp_tech,
+ mchr[(int)item.ship.shp_type].m_vrnge);
+ } else {
+ if (!(lchr[(int)item.land.lnd_type].l_flags & L_RADAR)) {
+ pr("%s can't use radar!\n", prland(&item.land));
continue;
}
- if (land.lnd_ship >= 0) {
+ if (item.land.lnd_ship >= 0) {
pr("Units on ships can't use radar!\n");
continue;
}
- tf = 0.0;
- pr("%s at ", prland(&land));
- tech = techfact(land.lnd_tech, (double)land.lnd_spy);
- if (tech > ((double)WORLD_Y / 2.0))
- tech = ((double)WORLD_Y / 2.0);
- if (tech > ((double)WORLD_X / 4.0))
- tech = ((double)WORLD_X / 4.0);
- radmap(land.lnd_x, land.lnd_y, land.lnd_effic,
- (int)tech, tf);
+ tech = techfact(item.land.lnd_tech,
+ lchr[item.land.lnd_type].l_spy);
}
+
+ pr("%s at ", obj_nameof(&item.gen));
+ if (tech > WORLD_Y / 2.0)
+ tech = WORLD_Y / 2.0;
+ if (tech > WORLD_X / 4.0)
+ tech = WORLD_X / 4.0;
+ radmap(item.gen.x, item.gen.y, item.gen.effic,
+ (int)tech, tf);
}
break;
default:
- if (!from_unit)
- pr("Must use a ship or sector specifier\n");
- else
- pr("Must use a unit or sector specifier\n");
+ pr("Must use a %s or sector specifier\n", ef_nameof(type));
return RET_SYN;
}
return RET_OK;