X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=src%2Fevents.c;h=eef7033591b947bba23f293b9f829c77d3eebb88;hb=2b37ecca0c3bb58ae15b492f536303776eda9d73;hp=b6a168796e2c8e6e3fec74801943e1ebb99bc41e;hpb=4c3ff8ac78499d53339de7d67081e99582a9fb75;p=super-star-trek.git

diff --git a/src/events.c b/src/events.c
index b6a1687..eef7033 100644
--- a/src/events.c
+++ b/src/events.c
@@ -1,3 +1,11 @@
+/*
+ * events.c -- event-queue handling
+ *
+ * This isn't a real event queue a la BSD Trek yet -- you can only have one 
+ * event of each type active at any given time.  Mostly these means we can 
+ * only have one FDISTR/FENSLV/FREPRO sequence going at any given time;
+ * BSD Trek, from which we swiped the idea, can have up to 5.
+ */
 #include "sst.h"
 #include <math.h>
 
@@ -34,11 +42,12 @@ void postpone(int evtype, double offset)
 }
 
 static bool cancelrest(void)
+/* rest period is interrupted by event */
 {
     if (game.resting) {
 	skip(1);
 	proutn(_("Mr. Spock-  \"Captain, shall we cancel the rest period?\""));
-	if (ja()) {
+	if (ja() == true) {
 	    game.resting = false;
 	    game.optime = 0.0;
 	    return true;
@@ -49,13 +58,14 @@ static bool cancelrest(void)
 }
 
 void events(void) 
+/* run through the event queue looking for things to do */
 {
-    int ictbeam=0, ipage=0, istract=0, line, i=0, j, k, l, ixhold=0, iyhold=0;
+    int istract=0, evcode, i=0, j, k, l;
     double fintim = game.state.date + game.optime, datemin, xtime, repair, yank=0;
-    int radio_was_broken;
+    bool radio_was_broken, ictbeam = false, ipage = false;
     struct quadrant *pdest, *q;
     coord w, hold;
-    event *ev;
+    event *ev, *ev2;
 
     if (idebug) {
 	prout("=== EVENTS from %.2f to %.2f:", game.state.date, fintim);
@@ -81,18 +91,18 @@ void events(void)
 	}
     }
 
-    radio_was_broken = (game.damage[DRADIO] != 0.0);
+    radio_was_broken = damaged(DRADIO);
 
     for (;;) {
-	/* Select earliest extraneous event, line==0 if no events */
-	line = FSPY;
+	/* Select earliest extraneous event, evcode==0 if no events */
+	evcode = FSPY;
 	if (game.alldone) return;
 	datemin = fintim;
 	for (l = 1; l < NEVENTS; l++)
 	    if (game.future[l].date < datemin) {
-		line = l;
+		evcode = l;
 		if (idebug)
-		    prout("== Event %d fires", line);
+		    prout("== Event %d fires", evcode);
 		datemin = game.future[l].date;
 	    }
 	xtime = datemin-game.state.date;
@@ -104,8 +114,13 @@ void events(void)
 	    finish(FDEPLETE);
 	    return;
 	}
+	/* Any crew left alive? */
+	if (game.state.crew <=0) {
+	    finish(FCREW);
+	    return;
+	}
 	/* Is life support adequate? */
-	if (game.damage[DLIFSUP] && game.condit != IHDOCKED) {
+	if (damaged(DLIFSUP) && game.condit != IHDOCKED) {
 	    if (game.lsupres < xtime && game.damage[DLIFSUP] > game.lsupres) {
 		finish(FLIFESUP);
 		return;
@@ -121,24 +136,24 @@ void events(void)
 	    if (game.damage[l] > 0.0 && l != DDRAY)
 		game.damage[l] -= (game.damage[l]-repair > 0.0 ? repair : game.damage[l]);
 	/* If radio repaired, update star chart and attack reports */
-	if (radio_was_broken && game.damage[DRADIO] == 0.0) {
+	if (radio_was_broken && !damaged(DRADIO)) {
 	    prout(_("Lt. Uhura- \"Captain, the sub-space radio is working and"));
 	    prout(_("   surveillance reports are coming in."));
 	    skip(1);
 	    if (game.iseenit==0) {
-		attakreport(0);
+		attakreport(false);
 		game.iseenit = 1;
 	    }
 	    rechart();
 	    prout(_("   The star chart is now up to date.\""));
 	    skip(1);
 	}
-	/* Cause extraneous event LINE to occur */
+	/* Cause extraneous event EVCODE to occur */
 	game.optime -= xtime;
-	switch (line) {
+	switch (evcode) {
 	case FSNOVA: /* Supernova */
-	    if (ipage==0) pause_game(1);
-	    ipage=1;
+	    if (!ipage) pause_game(1);
+	    ipage=true;
 	    snova(0,0);
 	    schedule(FSNOVA, expran(0.5*game.intime));
 	    if (game.state.galaxy[game.quadrant.x][game.quadrant.y].supernova) return;
@@ -149,10 +164,10 @@ void events(void)
 		game.condit==IHDOCKED || game.isatb==1 || game.iscate==1) return;
 	    if (game.ientesc ||
 		(game.energy < 2000 && game.torps < 4 && game.shield < 1250) ||
-		(game.damage[DPHASER]>0 && (game.damage[DPHOTON]>0 || game.torps < 4)) ||
-		(game.damage[DSHIELD] > 0 &&
-		 (game.energy < 2500 || game.damage[DPHASER] > 0) &&
-		 (game.torps < 5 || game.damage[DPHOTON] > 0))) {
+		(damaged(DPHASER) && (damaged(DPHOTON) || game.torps < 4)) ||
+		(damaged(DSHIELD) &&
+		 (game.energy < 2500 || damaged(DPHASER)) &&
+		 (game.torps < 5 || damaged(DPHOTON)))) {
 		/* Tractor-beam her! */
 		istract=1;
 		yank = square(game.state.kscmdr.x-game.quadrant.x) + square(game.state.kscmdr.y-game.quadrant.y);
@@ -160,7 +175,7 @@ void events(void)
 	    }
 	    else return;
 	case FTBEAM: /* Tractor beam */
-	    if (line==FTBEAM) {
+	    if (evcode==FTBEAM) {
 		if (game.state.remcom == 0) {
 		    unschedule(FTBEAM);
 		    break;
@@ -176,8 +191,8 @@ void events(void)
 	    }
 	    /* tractor beaming cases merge here */
 	    yank = sqrt(yank);
-	    if (ipage==0) pause_game(1);
-	    ipage=1;
+	    if (!ipage) pause_game(1);
+	    ipage=true;
 	    game.optime = (10.0/(7.5*7.5))*yank; /* 7.5 is yank rate (warp 7.5) */
 	    ictbeam = 1;
 	    skip(1);
@@ -185,7 +200,7 @@ void events(void)
 	    crmshp();
 	    prout(_(" caught in long range tractor beam--"));
 	    /* If Kirk & Co. screwing around on planet, handle */
-	    atover(1); /* atover(1) is Grab */
+	    atover(true); /* atover(true) is Grab */
 	    if (game.alldone) return;
 	    if (game.icraft == 1) { /* Caught in Galileo? */
 		finish(FSTRACTOR);
@@ -204,7 +219,7 @@ void events(void)
 		    prout(_("Galileo, left on the planet surface, is well hidden."));
 		}
 	    }
-	    if (line==0)
+	    if (evcode==0)
 		game.quadrant = game.state.kscmdr;
 	    else
 		game.quadrant = game.state.kcmdr[i];
@@ -219,13 +234,13 @@ void events(void)
 		game.resting = false;
 	    }
 	    if (!game.shldup) {
-		if (game.damage[DSHIELD]==0 && game.shield > 0) {
+		if (!damaged(DSHIELD) && game.shield > 0) {
 		    doshield(2); /* Shldsup */
 		    game.shldchg=0;
 		}
 		else prout(_("(Shields not currently useable.)"));
 	    }
-	    newqad(0);
+	    newqad(false);
 	    /* Adjust finish time to time of tractor beaming */
 	    fintim = game.state.date+game.optime;
 	    attack(0);
@@ -268,11 +283,11 @@ void events(void)
 		postpone(FCDBAS, scheduled(FSCDBAS)-game.state.date);
 	    game.future[FBATTAK].date = game.future[FCDBAS].date + expran(0.3*game.intime);
 	    game.iseenit = 0;
-	    if (game.damage[DRADIO] != 0.0 && game.condit != IHDOCKED) 
+	    if (!damaged(DRADIO) && game.condit != IHDOCKED) 
 		break; /* No warning :-( */
 	    game.iseenit = 1;
-	    if (ipage==0) pause_game(1);
-	    ipage = 1;
+	    if (!ipage) pause_game(1);
+	    ipage = true;
 	    skip(1);
 	    proutn(_("Lt. Uhura-  \"Captain, the starbase in "));
 	    prout(cramlc(quadrant, game.battle));
@@ -288,12 +303,11 @@ void events(void)
 	    game.isatb = 2;
 	    if (!game.state.galaxy[game.state.kscmdr.x][game.state.kscmdr.y].starbase) 
 		break; /* WAS RETURN! */
-	    ixhold = game.battle.x;
-	    iyhold = game.battle.y;
+	    hold = game.battle;
 	    game.battle = game.state.kscmdr;
 	    /* FALL THROUGH */
 	case FCDBAS: /* Commander succeeds in destroying base */
-	    if (line==FCDBAS) {
+	    if (evcode==FCDBAS) {
 		unschedule(FCDBAS);
 		/* find the lucky pair */
 		for_commanders(i)
@@ -318,10 +332,10 @@ void events(void)
 		prout(_("Spock-  \"Captain, I believe the starbase has been destroyed.\""));
 	    }
 	    else if (game.state.rembase != 1 &&
-		     (game.damage[DRADIO] <= 0.0 || game.condit == IHDOCKED)) {
+		     (!damaged(DRADIO) || game.condit == IHDOCKED)) {
 		/* Get word via subspace radio */
-		if (ipage==0) pause_game(1);
-		ipage = 1;
+		if (!ipage) pause_game(1);
+		ipage = true;
 		skip(1);
 		prout(_("Lt. Uhura-  \"Captain, Starfleet Command reports that"));
 		proutn(_("   the starbase in "));
@@ -340,8 +354,7 @@ void events(void)
 	    game.state.rembase--;
 	    if (game.isatb == 2) {
 		/* reinstate a commander's base attack */
-		game.battle.x = ixhold;
-		game.battle.y = iyhold;
+		game.battle = hold;
 		game.isatb = 0;
 	    }
 	    else {
@@ -366,7 +379,7 @@ void events(void)
 		if (!VALID_QUADRANT(i, j) ||
 		    game.state.galaxy[game.probec.x][game.probec.y].supernova) {
 		    // Left galaxy or ran into supernova
-		    if (game.damage[DRADIO]==0.0 || game.condit == IHDOCKED) {
+		    if (!damaged(DRADIO) || game.condit == IHDOCKED) {
 			if (ipage==0) pause_game(1);
 			ipage = 1;
 			skip(1);
@@ -380,7 +393,7 @@ void events(void)
 		    unschedule(FDSPROB);
 		    break;
 		}
-		if (game.damage[DRADIO]==0.0   || game.condit == IHDOCKED) {
+		if (!damaged(DRADIO) || game.condit == IHDOCKED) {
 		    if (ipage==0) pause_game(1);
 		    ipage = 1;
 		    skip(1);
@@ -392,7 +405,7 @@ void events(void)
 	    pdest = &game.state.galaxy[game.probec.x][game.probec.y];
 	    /* Update star chart if Radio is working or have access to
 	       radio. */
-	    if (game.damage[DRADIO] == 0.0 || game.condit == IHDOCKED) {
+	    if (!damaged(DRADIO) || game.condit == IHDOCKED) {
 		struct page *chp = &game.state.chart[game.probec.x][game.probec.y];
 
 		chp->klingons = pdest->klingons;
@@ -436,15 +449,16 @@ void events(void)
 	    q->status = distressed;
 
 	    /* tell the captain about it if we can */
-	    if (game.damage[DRADIO] == 0.0 || game.condit == IHDOCKED)
+	    if (!damaged(DRADIO) || game.condit == IHDOCKED)
 	    {
-		prout("Uhura: Captain, starsystem %s in quadrant %d - %d is under attack.",
-		      systemname(q->planet), w.x, w.y);
+		prout("Uhura- Captain, %s in %s reports it is under attack",
+		      systemname(q->planet), cramlc(quadrant, w));
+		prout("by a Klingon invasion fleet.");
 		if (cancelrest())
 		    return;
 	    }
 	    break;
-      case FENSLV:		/* starsystem is enslaved */
+	case FENSLV:		/* starsystem is enslaved */
 	    ev = unschedule(FENSLV);
 	    /* see if current distress call still active */
 	    q = &game.state.galaxy[ev->quadrant.x][ev->quadrant.y];
@@ -455,17 +469,22 @@ void events(void)
 	    q->status = enslaved;
 
 	    /* play stork and schedule the first baby */
-	    ev = schedule(FREPRO, expran(2.0 * game.intime));
+	    ev2 = schedule(FREPRO, expran(2.0 * game.intime));
+	    ev2->quadrant = ev->quadrant;
 
 	    /* report the disaster if we can */
-	    if (game.damage[DRADIO] == 0.0 || game.condit == IHDOCKED)
+	    if (!damaged(DRADIO) || game.condit == IHDOCKED)
 	    {
-		prout("\nUhura:  We've lost contact with starsystem %s\n",
+		prout("Uhura- We've lost contact with starsystem %s",
 		      systemname(q->planet));
-		prout("  in quadrant %d,%d.\n", ev->quadrant.x,ev->quadrant.y);
+		prout("in %s.\n", cramlc(quadrant, ev->quadrant));
 	    }
 	    break;
-      case FREPRO:		/* Klingon reproduces */
+	case FREPRO:		/* Klingon reproduces */
+	    /*
+	     * If we ever switch to a real event queue, we'll need to
+	     * explicitly retrieve and restore the x and y.
+	     */
 	    ev = schedule(FREPRO, expran(1.0 * game.intime));
 	    /* see if current distress call still active */
 	    q = &game.state.galaxy[ev->quadrant.x][ev->quadrant.y];
@@ -473,28 +492,30 @@ void events(void)
 		q->status = secure;
 		break;
 	    }
-	    /* reproduce one Klingon */
-	    w = ev->quadrant;
 	    if (game.state.remkl >=MAXKLGAME)
 		break;		/* full right now */
-	    /* this quadrant not ok, pick an adjacent one */
-	    for (i = w.x - 1; i <= w.x + 1; i++)
-	    {
-		for (j = w.y - 1; j <= w.y + 1; j++)
+	    /* reproduce one Klingon */
+	    w = ev->quadrant;
+	    if (game.klhere >= MAXKLQUAD) {
+		/* this quadrant not ok, pick an adjacent one */
+		for (i = w.x - 1; i <= w.x + 1; i++)
 		{
-		    if (!VALID_QUADRANT(i, j))
-			continue;
-		    q = &game.state.galaxy[w.x][w.y];
-		    /* check for this quad ok (not full & no snova) */
-		    if (q->klingons >= MAXKLQUAD || !q->supernova)
-			continue;
-		    goto foundit;
+		    for (j = w.y - 1; j <= w.y + 1; j++)
+		    {
+			if (!VALID_QUADRANT(i, j))
+			    continue;
+			q = &game.state.galaxy[w.x][w.y];
+			/* check for this quad ok (not full & no snova) */
+			if (q->klingons >= MAXKLQUAD || q->supernova)
+			    continue;
+			goto foundit;
+		    }
 		}
+		break;	/* search for eligible quadrant failed */
+	    foundit:
+		w.x = i;
+		w.y = j;
 	    }
-	    break;	/* search for eligible quadrant failed */
-	foundit:
-	    w.x = i;
-	    w.y = j;
 
 	    /* deliver the child */
 	    game.state.remkl++;
@@ -504,6 +525,19 @@ void events(void)
 
 	    /* recompute time left */
 	    game.state.remtime = game.state.remres/(game.state.remkl+4*game.state.remcom);
+	    /* report the disaster if we can */
+	    if (!damaged(DRADIO) || game.condit == IHDOCKED)
+	    {
+		if (same(game.quadrant, w)) {
+		    prout("Spock- sensors indicate the Klingons have");
+		    prout("launched a warship from %s.",systemname(q->planet));
+		} else {
+		    prout("Uhura- Starfleet reports increased Klingon activity");
+		    if (q->planet != NOPLANET)
+			proutn("near %s", systemname(q->planet));
+		    prout("in %s.\n", cramlc(quadrant, w));
+		}
+	    }
 	    break;
 	}
     }
@@ -511,11 +545,12 @@ void events(void)
 
 				
 void wait(void) 
+/* wait on events */
 {
     int key;
     double temp, delay, origTime;
 
-    game.ididit = 0;
+    game.ididit = false;
     for (;;) {
 	key = scan();
 	if (key  != IHEOL) break;
@@ -530,7 +565,7 @@ void wait(void)
     if (delay <= 0.0) return;
     if (delay >= game.state.remtime || game.nenhere != 0) {
 	proutn(_("Are you sure? "));
-	if (ja() == 0) return;
+	if (ja() == false) return;
     }
 
     /* Alternate resting periods (events) with attacks */
@@ -552,7 +587,7 @@ void wait(void)
 	if (game.optime < delay) attack(0);
 	if (game.alldone) return;
 	events();
-	game.ididit = 1;
+	game.ididit = true;
 	if (game.alldone) return;
 	delay -= temp;
 	/* Repair Deathray if long rest at starbase */
@@ -567,6 +602,7 @@ void wait(void)
 }
 
 void nova(int ix, int iy) 
+/* star goes nova */
 {
     static double course[] =
 	{0.0, 10.5, 12.0, 1.5, 9.0, 0.0, 3.0, 7.5, 6.0, 4.5};
@@ -583,7 +619,7 @@ void nova(int ix, int iy)
 
     /* handle initial nova */
     game.quad[ix][iy] = IHDOT;
-    crmena(1, IHSTAR, 2, nov);
+    crmena(false, IHSTAR, sector, nov);
     prout(_(" novas."));
     game.state.galaxy[game.quadrant.x][game.quadrant.y].stars--;
     game.state.starkl++;
@@ -622,14 +658,14 @@ void nova(int ix, int iy)
 			hits[top2][2]=scratch.y;
 			game.state.galaxy[game.quadrant.x][game.quadrant.y].stars -= 1;
 			game.state.starkl++;
-			crmena(1, IHSTAR, 2, scratch);
+			crmena(true, IHSTAR, sector, scratch);
 			prout(_(" novas."));
 			game.quad[scratch.x][scratch.y] = IHDOT;
 			break;
 		    case IHP: /* Destroy planet */
 			game.state.galaxy[game.quadrant.x][game.quadrant.y].planet = NOPLANET;
 			game.state.nplankl++;
-			crmena(1, IHP, 2, scratch);
+			crmena(true, IHP, sector, scratch);
 			prout(_(" destroyed."));
 			DESTROY(&game.state.plnets[game.iplnet]);
 			game.iplnet = game.plnet.x = game.plnet.y = 0;
@@ -649,7 +685,7 @@ void nova(int ix, int iy)
 			game.base.x = game.base.y = 0;
 			game.state.basekl++;
 			newcnd();
-			crmena(1, IHB, 2, scratch);
+			crmena(true, IHB, sector, scratch);
 			prout(_(" destroyed."));
 			game.quad[scratch.x][scratch.y] = IHDOT;
 			break;
@@ -692,7 +728,7 @@ void nova(int ix, int iy)
 			}
 			newc.x = scratch.x + scratch.x - hits[mm][1];
 			newc.y = scratch.y + scratch.y - hits[mm][2];
-			crmena(1, iquad, 2, scratch);
+			crmena(true, iquad, sector, scratch);
 			proutn(_(" damaged"));
 			if (!VALID_SECTOR(newc.x, newc.y)) {
 			    /* can't leave quadrant */
@@ -702,7 +738,7 @@ void nova(int ix, int iy)
 			iquad1 = game.quad[newc.x][newc.y];
 			if (iquad1 == IHBLANK) {
 			    proutn(_(", blasted into "));
-			    crmena(0, IHBLANK, 2, newc);
+			    crmena(false, IHBLANK, sector, newc);
 			    skip(1);
 			    deadkl(scratch, iquad, newc.x, newc.y);
 			    break;
@@ -750,10 +786,11 @@ void nova(int ix, int iy)
 	
 	
 void snova(int insx, int insy) 
+/* star goes supernova */
 {
     int comdead, nsx, nsy, num=0, kldead, iscdead;
     int nrmdead, npdead;
-    int incipient=0;
+    bool incipient = false;
     coord nq;
 
     nq.x = nq.y = 0;
@@ -785,7 +822,7 @@ void snova(int insx, int insy)
 	    }
 	    if (idebug) {
 		proutn("=== Super nova here?");
-		if (ja()==1) {
+		if (ja() == true) {
 		    nq.x = game.quadrant.x;
 		    nq.y = game.quadrant.y;
 		}
@@ -794,7 +831,7 @@ void snova(int insx, int insy)
 
 	if (nq.x != game.quadrant.y || nq.y != game.quadrant.y || game.justin != 0) {
 	    /* it isn't here, or we just entered (treat as inroute) */
-	    if (game.damage[DRADIO] == 0.0 || game.condit == IHDOCKED) {
+	    if (!damaged(DRADIO) || game.condit == IHDOCKED) {
 		skip(1);
 		prout(_("Message from Starfleet Command       Stardate %.2f"), game.state.date);
 		prout(_("     Supernova in %s; caution advised."),
@@ -803,7 +840,7 @@ void snova(int insx, int insy)
 	}
 	else {
 	    /* we are in the quadrant! */
-	    incipient = 1;
+	    incipient = true;
 	    num = Rand()* game.state.galaxy[nq.x][nq.y].stars + 1;
 	    for_sectors(nsx) {
 		for_sectors(nsy) {
@@ -817,7 +854,7 @@ void snova(int insx, int insy)
 	}
     }
     else {
-	incipient = 1;
+	incipient = true;
     }
 
     if (incipient) {
@@ -868,18 +905,18 @@ void snova(int insx, int insy)
     game.state.nromrem -= nrmdead;
     npdead = num - nrmdead*10;
     if (npdead) {
-	int l;
-	for (l = 0; l < game.inplan; l++)
-	    if (same(game.state.plnets[l].w, nq)) {
-		DESTROY(&game.state.plnets[l]);
+	int loop;
+	for (loop = 0; loop < game.inplan; loop++)
+	    if (same(game.state.plnets[loop].w, nq)) {
+		DESTROY(&game.state.plnets[loop]);
 	    }
     }
     /* Destroy any base in supernovaed quadrant */
     if (game.state.rembase) {
-	int maxloop = game.state.rembase, l;
-	for (l = 1; l <= maxloop; l++)
-	    if (same(game.state.baseq[l], nq)) {
-		game.state.baseq[l] = game.state.baseq[game.state.rembase];
+	int maxloop = game.state.rembase, loop;
+	for (loop = 1; loop <= maxloop; loop++)
+	    if (same(game.state.baseq[loop], nq)) {
+		game.state.baseq[loop] = game.state.baseq[game.state.rembase];
 		game.state.baseq[game.state.rembase].x = game.state.baseq[game.state.rembase].y = 0;
 		game.state.rembase--;
 		break;
@@ -892,12 +929,10 @@ void snova(int insx, int insy)
 	game.state.nplankl += npdead;
     }
     /* mark supernova in galaxy and in star chart */
-    if ((game.quadrant.x == nq.x && game.quadrant.y == nq.y) ||
-	game.damage[DRADIO] == 0 ||
-	game.condit == IHDOCKED)
+    if (same(game.quadrant, nq) || !damaged(DRADIO) || game.condit == IHDOCKED)
 	game.state.galaxy[nq.x][nq.y].supernova = true;
-    /* If supernova destroys last klingons give special message */
-    if (KLINGREM==0 && (nq.x != game.quadrant.x || nq.y != game.quadrant.y)) {
+    /* If supernova destroys last Klingons give special message */
+    if (KLINGREM==0 && !same(nq, game.quadrant)) {
 	skip(2);
 	if (insx == 0) prout(_("Lucky you!"));
 	proutn(_("A supernova in %s has just destroyed the last Klingons."),