[unix-history] / usr / src / games / sail / assorted.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)assorted.c	5.3 (Berkeley) %G%";
#endif /* not lint */

#include "externs.h"

table(rig, shot, hittable, on, from, roll)
struct ship *on, *from;
int rig, shot, hittable, roll;
{
	register int hhits = 0, chits = 0, ghits = 0, rhits = 0;
	int Ghit = 0, Hhit = 0, Rhit = 0, Chit = 0;
	int guns, car, pc, hull;
	int crew[3];
	register int n;
	int rigg[4];
	char *message;
	struct Tables *tp;

	pc = on->file->pcrew;
	hull = on->specs->hull;
	crew[0] = on->specs->crew1;
	crew[1] = on->specs->crew2;
	crew[2] = on->specs->crew3;
	rigg[0] = on->specs->rig1;
	rigg[1] = on->specs->rig2;
	rigg[2] = on->specs->rig3;
	rigg[3] = on->specs->rig4;
	if (shot == L_GRAPE)
		Chit = chits = hittable;
	else {
		tp = &(rig ? RigTable : HullTable)[hittable][roll-1];
		Chit = chits = tp->C;
		Rhit = rhits = tp->R;
		Hhit = hhits = tp->H;
		Ghit = ghits = tp->G;
		if (on->file->FS)
			rhits *= 2;
		if (shot == L_CHAIN) {
			Ghit = ghits = 0;
			Hhit = hhits = 0;
		}
	}
	if (on->file->captured != 0) {
		pc -= (chits + 1) / 2;
		chits /= 2;
	}
	for (n = 0; n < 3; n++)
		if (chits > crew[n]) {
			chits -= crew[n];
			crew[n] = 0;
		} else {
			crew[n] -= chits;
			chits = 0;
		}
	for (n = 0; n < 3; n++)
		if (rhits > rigg[n]){
			rhits -= rigg[n];
			rigg[n] = 0;
		} else {
			rigg[n] -= rhits;
			rhits = 0;
		}
	if (rigg[3] != -1 && rhits > rigg[3]) {
		rhits -= rigg[3];
		rigg[3] = 0;
	} else if (rigg[3] != -1) {
		rigg[3] -= rhits;
	}
	if (rig && !rigg[2] && (!rigg[3] || rigg[3] == -1))
		makesignal(on, "dismasted!", (struct ship *)0);
	if (portside(from, on, 0)) {
		guns = on->specs->gunR;
		car = on->specs->carR;
	} else {
		guns = on->specs->gunL;
		car = on->specs->carL;
	}
	if (ghits > car) {
		ghits -= car;
		car = 0;
	} else {
		car -= ghits;
		ghits = 0;
	}
	if (ghits > guns){
		ghits -= guns;
		guns = 0;
	} else {
		guns -= ghits;
		ghits = 0;
	}
	hull -= ghits;
	if (Ghit)
		Write(portside(from, on, 0) ? W_GUNR : W_GUNL,
			on, 0, guns, car, 0, 0);
	hull -= hhits;
	hull = hull < 0 ? 0 : hull;
	if (on->file->captured != 0 && Chit)
		Write(W_PCREW, on, 0, pc, 0, 0, 0);
	if (Hhit)
		Write(W_HULL, on, 0, hull, 0, 0, 0);
	if (Chit)
		Write(W_CREW, on, 0, crew[0], crew[1], crew[2], 0);
	if (Rhit)
		Write(W_RIGG, on, 0, rigg[0], rigg[1], rigg[2], rigg[3]);
	switch (shot) {
	case L_ROUND:
		message = "firing round shot on %s (%c%c)";
		break;
	case L_GRAPE:
		message = "firing grape shot on %s (%c%c)";
		break;
	case L_CHAIN:
		message = "firing chain shot on %s (%c%c)";
		break;
	case L_DOUBLE:
		message = "firing double shot on %s (%c%c)";
		break;
	case L_EXPLODE:
		message = "exploding shot on %s (%c%c)";
	}
	makesignal(from, message, on);
	if (roll == 6 && rig) {
		switch(Rhit) {
		case 0:
			message = "fore topsail sheets parted";
			break;
		case 1:
			message = "mizzen shrouds parted";
			break;
		case 2:
			message = "main topsail yard shot away";
			break;
		case 4:
			message = "fore topmast and foremast shrouds shot away";
			break;
		case 5:
			message = "mizzen mast and yard shot through";
			break;
		case 6:
			message = "foremast and spritsail yard shattered";
			break;
		case 7:
			message = "main topmast and mizzen mast shattered";
			break;
		}
		makesignal(on, message, (struct ship *)0);
	} else if (roll == 6) {
		switch (Hhit) {
		case 0:
			message = "anchor cables severed";
			break;
		case 1:
			message = "two anchor stocks shot away";
			break;
		case 2:
			message = "quarterdeck bulwarks damaged";
			break;
		case 3:
			message = "three gun ports shot away";
			break;
		case 4:
			message = "four guns dismounted";
			break;
		case 5:
			message = "rudder cables shot through";
			Write(W_TA, on, 0, 0, 0, 0, 0);
			break;
		case 6:
			message = "shot holes below the water line";
			break;
		}
		makesignal(on, message, (struct ship *)0);
	}
	/*
	if (Chit > 1 && on->file->readyL&R_INITIAL && on->file->readyR&R_INITIAL) {
		on->specs->qual--;
		if (on->specs->qual <= 0) {
			makesignal(on, "crew mutinying!", (struct ship *)0);
			on->specs->qual = 5;
			Write(W_CAPTURED, on, 0, on->file->index, 0, 0, 0);
		} else 
			makesignal(on, "crew demoralized", (struct ship *)0);
		Write(W_QUAL, on, 0, on->specs->qual, 0, 0, 0);
	}
	*/
	if (!hull)
		strike(on, from);
}

Cleansnag(from, to, all, flag)
register struct ship *from, *to;
char all, flag;
{
	if (flag & 1) {
		Write(W_UNGRAP, from, 0, to->file->index, all, 0, 0);
		Write(W_UNGRAP, to, 0, from->file->index, all, 0, 0);
	}
	if (flag & 2) {
		Write(W_UNFOUL, from, 0, to->file->index, all, 0, 0);
		Write(W_UNFOUL, to, 0, from->file->index, all, 0, 0);
	}
	if (!snagged2(from, to)) {
		if (!snagged(from)) {
			unboard(from, from, 1);		/* defense */
			unboard(from, from, 0);		/* defense */
		} else
			unboard(from, to, 0);		/* offense */
		if (!snagged(to)) {
			unboard(to, to, 1);		/* defense */
			unboard(to, to, 0);		/* defense */
		} else
			unboard(to, from, 0);		/* offense */
	}
}

strike(ship, from)
register struct ship *ship, *from;
{
	int points;

	if (ship->file->struck)
		return;
	Write(W_STRUCK, ship, 0, 1, 0, 0, 0);
	points = ship->specs->pts + from->file->points;
	Write(W_POINTS, from, 0, points, 0, 0, 0);
	unboard(ship, ship, 0);		/* all offense */
	unboard(ship, ship, 1);		/* all defense */
	switch (die()) {
	case 3:
	case 4:		/* ship may sink */
		Write(W_SINK, ship, 0, 1, 0, 0, 0);
		break;
	case 5:
	case 6:		/* ship may explode */
		Write(W_EXPLODE, ship, 0, 1, 0, 0, 0);
		break;
	}
	Write(W_SIGNAL, ship, 1, (int) "striking her colours!", 0, 0, 0);
}
Commit	Line	Data
b5f0675e	1	/*
1e008c14	2	* Copyright (c) 1983 Regents of the University of California.
c0ca48ec KB	3	* All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms are permitted
65c7d3b6 KB	6	* provided that the above copyright notice and this paragraph are
	7	* duplicated in all such forms and that any documentation,
	8	* advertising materials, and other materials related to such
	9	* distribution and use acknowledge that the software was developed
	10	* by the University of California, Berkeley. The name of the
	11	* University may not be used to endorse or promote products derived
	12	* from this software without specific prior written permission.
	13	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	14	* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	15	* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
b5f0675e EW	16	*/
b5f0675e EW	17
931d7dfa	18	#ifndef lint
65c7d3b6	19	static char sccsid[] = "@(#)assorted.c 5.3 (Berkeley) %G%";
c0ca48ec	20	#endif /* not lint */
b3a57661	21
931d7dfa CL	22	#include "externs.h"
931d7dfa CL	23
b3a57661 EW	24	table(rig, shot, hittable, on, from, roll)
	25	struct ship on, from;
	26	int rig, shot, hittable, roll;
931d7dfa CL	27	{
	28	register int hhits = 0, chits = 0, ghits = 0, rhits = 0;
	29	int Ghit = 0, Hhit = 0, Rhit = 0, Chit = 0;
	30	int guns, car, pc, hull;
	31	int crew[3];
	32	register int n;
	33	int rigg[4];
b3a57661 EW	34	char *message;
b3a57661 EW	35	struct Tables *tp;
931d7dfa	36
b3a57661 EW	37	pc = on->file->pcrew;
	38	hull = on->specs->hull;
	39	crew[0] = on->specs->crew1;
	40	crew[1] = on->specs->crew2;
	41	crew[2] = on->specs->crew3;
	42	rigg[0] = on->specs->rig1;
	43	rigg[1] = on->specs->rig2;
	44	rigg[2] = on->specs->rig3;
	45	rigg[3] = on->specs->rig4;
	46	if (shot == L_GRAPE)
931d7dfa CL	47	Chit = chits = hittable;
931d7dfa CL	48	else {
b3a57661 EW	49	tp = &(rig ? RigTable : HullTable)[hittable][roll-1];
	50	Chit = chits = tp->C;
	51	Rhit = rhits = tp->R;
	52	Hhit = hhits = tp->H;
	53	Ghit = ghits = tp->G;
	54	if (on->file->FS)
931d7dfa	55	rhits *= 2;
b3a57661	56	if (shot == L_CHAIN) {
931d7dfa CL	57	Ghit = ghits = 0;
	58	Hhit = hhits = 0;
	59	}
	60	}
b3a57661 EW	61	if (on->file->captured != 0) {
b3a57661 EW	62	pc -= (chits + 1) / 2;
931d7dfa CL	63	chits /= 2;
931d7dfa CL	64	}
b3a57661 EW	65	for (n = 0; n < 3; n++)
b3a57661 EW	66	if (chits > crew[n]) {
931d7dfa CL	67	chits -= crew[n];
931d7dfa CL	68	crew[n] = 0;
b3a57661	69	} else {
931d7dfa CL	70	crew[n] -= chits;
	71	chits = 0;
	72	}
b3a57661	73	for (n = 0; n < 3; n++)
931d7dfa CL	74	if (rhits > rigg[n]){
	75	rhits -= rigg[n];
	76	rigg[n] = 0;
b3a57661	77	} else {
931d7dfa CL	78	rigg[n] -= rhits;
	79	rhits = 0;
	80	}
b3a57661	81	if (rigg[3] != -1 && rhits > rigg[3]) {
931d7dfa CL	82	rhits -= rigg[3];
931d7dfa CL	83	rigg[3] = 0;
b3a57661	84	} else if (rigg[3] != -1) {
931d7dfa CL	85	rigg[3] -= rhits;
	86	}
	87	if (rig && !rigg[2] && (!rigg[3] \|\| rigg[3] == -1))
b3a57661 EW	88	makesignal(on, "dismasted!", (struct ship *)0);
b3a57661 EW	89	if (portside(from, on, 0)) {
b3a57661 EW	90	guns = on->specs->gunR;
b3a57661 EW	91	car = on->specs->carR;
0fc2c279 EW	92	} else {
	93	guns = on->specs->gunL;
	94	car = on->specs->carL;
931d7dfa	95	}
b3a57661	96	if (ghits > car) {
931d7dfa CL	97	ghits -= car;
931d7dfa CL	98	car = 0;
b3a57661	99	} else {
931d7dfa CL	100	car -= ghits;
	101	ghits = 0;
	102	}
	103	if (ghits > guns){
	104	ghits -= guns;
	105	guns = 0;
b3a57661	106	} else {
931d7dfa CL	107	guns -= ghits;
	108	ghits = 0;
	109	}
	110	hull -= ghits;
b3a57661	111	if (Ghit)
0fc2c279	112	Write(portside(from, on, 0) ? W_GUNR : W_GUNL,
b3a57661	113	on, 0, guns, car, 0, 0);
931d7dfa CL	114	hull -= hhits;
931d7dfa CL	115	hull = hull < 0 ? 0 : hull;
b3a57661 EW	116	if (on->file->captured != 0 && Chit)
b3a57661 EW	117	Write(W_PCREW, on, 0, pc, 0, 0, 0);
931d7dfa	118	if (Hhit)
b3a57661	119	Write(W_HULL, on, 0, hull, 0, 0, 0);
931d7dfa	120	if (Chit)
b3a57661	121	Write(W_CREW, on, 0, crew[0], crew[1], crew[2], 0);
931d7dfa	122	if (Rhit)
b3a57661 EW	123	Write(W_RIGG, on, 0, rigg[0], rigg[1], rigg[2], rigg[3]);
	124	switch (shot) {
	125	case L_ROUND:
	126	message = "firing round shot on %s (%c%c)";
	127	break;
	128	case L_GRAPE:
	129	message = "firing grape shot on %s (%c%c)";
	130	break;
	131	case L_CHAIN:
	132	message = "firing chain shot on %s (%c%c)";
	133	break;
	134	case L_DOUBLE:
	135	message = "firing double shot on %s (%c%c)";
	136	break;
	137	case L_EXPLODE:
	138	message = "exploding shot on %s (%c%c)";
	139	}
	140	makesignal(from, message, on);
	141	if (roll == 6 && rig) {
	142	switch(Rhit) {
	143	case 0:
	144	message = "fore topsail sheets parted";
931d7dfa	145	break;
b3a57661 EW	146	case 1:
b3a57661 EW	147	message = "mizzen shrouds parted";
931d7dfa	148	break;
b3a57661 EW	149	case 2:
b3a57661 EW	150	message = "main topsail yard shot away";
931d7dfa	151	break;
b3a57661 EW	152	case 4:
	153	message = "fore topmast and foremast shrouds shot away";
	154	break;
	155	case 5:
	156	message = "mizzen mast and yard shot through";
	157	break;
	158	case 6:
	159	message = "foremast and spritsail yard shattered";
	160	break;
	161	case 7:
	162	message = "main topmast and mizzen mast shattered";
931d7dfa	163	break;
931d7dfa	164	}
b3a57661 EW	165	makesignal(on, message, (struct ship *)0);
	166	} else if (roll == 6) {
	167	switch (Hhit) {
	168	case 0:
	169	message = "anchor cables severed";
	170	break;
	171	case 1:
	172	message = "two anchor stocks shot away";
	173	break;
	174	case 2:
	175	message = "quarterdeck bulwarks damaged";
	176	break;
	177	case 3:
	178	message = "three gun ports shot away";
	179	break;
	180	case 4:
	181	message = "four guns dismounted";
	182	break;
	183	case 5:
	184	message = "rudder cables shot through";
	185	Write(W_TA, on, 0, 0, 0, 0, 0);
	186	break;
	187	case 6:
	188	message = "shot holes below the water line";
	189	break;
931d7dfa	190	}
b3a57661	191	makesignal(on, message, (struct ship *)0);
931d7dfa	192	}
46c1696b EW	193	/*
46c1696b EW	194	if (Chit > 1 && on->file->readyL&R_INITIAL && on->file->readyR&R_INITIAL) {
b3a57661 EW	195	on->specs->qual--;
	196	if (on->specs->qual <= 0) {
	197	makesignal(on, "crew mutinying!", (struct ship *)0);
	198	on->specs->qual = 5;
6ca45914	199	Write(W_CAPTURED, on, 0, on->file->index, 0, 0, 0);
931d7dfa	200	} else
b3a57661 EW	201	makesignal(on, "crew demoralized", (struct ship *)0);
b3a57661 EW	202	Write(W_QUAL, on, 0, on->specs->qual, 0, 0, 0);
931d7dfa	203	}
46c1696b	204	*/
931d7dfa	205	if (!hull)
b3a57661	206	strike(on, from);
931d7dfa CL	207	}
931d7dfa CL	208
6ca45914	209	Cleansnag(from, to, all, flag)
b3a57661	210	register struct ship from, to;
6ca45914	211	char all, flag;
931d7dfa	212	{
6ca45914 EW	213	if (flag & 1) {
	214	Write(W_UNGRAP, from, 0, to->file->index, all, 0, 0);
	215	Write(W_UNGRAP, to, 0, from->file->index, all, 0, 0);
	216	}
	217	if (flag & 2) {
	218	Write(W_UNFOUL, from, 0, to->file->index, all, 0, 0);
	219	Write(W_UNFOUL, to, 0, from->file->index, all, 0, 0);
931d7dfa	220	}
b3a57661	221	if (!snagged2(from, to)) {
6ca45914	222	if (!snagged(from)) {
b3a57661 EW	223	unboard(from, from, 1); /* defense */
b3a57661 EW	224	unboard(from, from, 0); /* defense */
931d7dfa	225	} else
6ca45914 EW	226	unboard(from, to, 0); /* offense */
	227	if (!snagged(to)) {
	228	unboard(to, to, 1); /* defense */
	229	unboard(to, to, 0); /* defense */
931d7dfa	230	} else
b3a57661	231	unboard(to, from, 0); /* offense */
931d7dfa CL	232	}
	233	}
	234
b3a57661 EW	235	strike(ship, from)
b3a57661 EW	236	register struct ship ship, from;
931d7dfa CL	237	{
	238	int points;
	239
b3a57661 EW	240	if (ship->file->struck)
	241	return;
	242	Write(W_STRUCK, ship, 0, 1, 0, 0, 0);
	243	points = ship->specs->pts + from->file->points;
	244	Write(W_POINTS, from, 0, points, 0, 0, 0);
	245	unboard(ship, ship, 0); /* all offense */
	246	unboard(ship, ship, 1); /* all defense */
	247	switch (die()) {
	248	case 3:
	249	case 4: /* ship may sink */
	250	Write(W_SINK, ship, 0, 1, 0, 0, 0);
	251	break;
	252	case 5:
	253	case 6: /* ship may explode */
	254	Write(W_EXPLODE, ship, 0, 1, 0, 0, 0);
	255	break;
931d7dfa	256	}
b3a57661	257	Write(W_SIGNAL, ship, 1, (int) "striking her colours!", 0, 0, 0);
931d7dfa	258	}