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Some networking updates from the SW source

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git-svn-id: https://svn.eduke32.com/eduke32@1141 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2008-11-17 00:38:26 +00:00
parent ebe4165204
commit 5d194eebfb
9 changed files with 665 additions and 124 deletions
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4
polymer/eduke32/Makefile
View file

@ -248,11 +248,7 @@ endif
# TARGETS
ifeq ($(PLATFORM),WINDOWS)
all: notice eduke32$(EXESUFFIX) mapster32$(EXESUFFIX) duke3d_w32$(EXESUFFIX)
else
all: notice eduke32$(EXESUFFIX) mapster32$(EXESUFFIX)
endif
all:
$(BUILD_FINISHED)

2
polymer/eduke32/Makefile.deps
View file

@ -1,7 +1,7 @@
duke3d_h=$(EINC)/build.h $(EINC)/polymer.h $(EINC)/pragmas.h $(EINC)/compat.h $(EINC)/cache1d.h $(EINC)/baselayer.h $(SRC)/jmact/types.h $(SRC)/jmact/file_lib.h $(SRC)/jmact/util_lib.h $(SRC)/jmact/keyboard.h $(SRC)/jmact/control.h $(INC)/gamedefs.h $(INC)/function.h $(INC)/config.h $(INC)/sounds.h $(INC)/rts.h $(INC)/_rts.h $(INC)/soundefs.h $(SRC)/jaudiolib/fx_man.h $(SRC)/jaudiolib/music.h $(INC)/namesdyn.h $(INC)/funct.h $(INC)/duke3d.h
gamedef_h=$(SRC)/gamedef.h
$(OBJ)/game.$o: $(SRC)/game.c $(SRC)/jmact/scriplib.h $(duke3d_h) $(INC)/osdfuncs.h $(INC)/osdcmds.h $(INC)/grpscan.h
$(OBJ)/game.$o: $(SRC)/game.c $(SRC)/sync.c $(SRC)/jmact/scriplib.h $(duke3d_h) $(INC)/osdfuncs.h $(INC)/osdcmds.h $(INC)/grpscan.h
$(OBJ)/actors.$o: $(SRC)/actors.c $(duke3d_h)
$(OBJ)/anim.$o: $(SRC)/anim.c $(duke3d_h) $(SRC)/jmact/animlib.h
$(OBJ)/gamedef.$o: $(SRC)/gamedef.c $(duke3d_h) $(gamedef_h)

25
polymer/eduke32/build/src/mmulti_unstable.c
View file

@ -75,16 +75,16 @@ char syncstate = 0;
#define MAXPACKETSIZE 2048
typedef struct
{
short intnum; /* communication between Game and the driver */
// short intnum; /* communication between Game and the driver */
short command; /* 1-send, 2-get */
short other; /* dest for send, set by get (-1 = no packet) */
short numbytes;
short myconnectindex;
short numplayers;
short gametype; /* gametype: 1-serial,2-modem,3-net */
// short gametype; /* gametype: 1-serial,2-modem,3-net */
short filler;
char buffer[MAXPACKETSIZE];
intptr_t longcalladdress;
// intptr_t longcalladdress;
} gcomtype;
static gcomtype *gcom;
@ -622,7 +622,6 @@ void genericmultifunction(int other, char *bufptr, int messleng, int command)
#define IPSEG3(ip) ((((unsigned int) ip) & 0x0000FF00) >> 8)
#define IPSEG4(ip) ((((unsigned int) ip) & 0x000000FF) )
#define MAX_PLAYERS 16
#define BUILD_DEFAULT_UDP_PORT 23513 /* eh...why not? */
#define CLIENT_POLL_DELAY 5000 /* ms between pings at peer-to-peer startup. */
#define HEADER_PEER_GREETING 245
@ -634,7 +633,7 @@ static struct
{
int host;
unsigned short port;
} allowed_addresses[MAX_PLAYERS]; /* only respond to these IPs. */
} allowed_addresses[MAXPLAYERS]; /* only respond to these IPs. */
#if PLATFORM_WIN32
/*
@ -1025,7 +1024,7 @@ static int wait_for_other_players(gcomtype *gcom, int myip)
int rc;
int ip;
unsigned short port;
unsigned short heard_from[MAX_PLAYERS];
unsigned short heard_from[MAXPLAYERS];
int max;
int remaining;
@ -1207,7 +1206,7 @@ static int connect_to_server(gcomtype *gcom, int myip)
int ip;
unsigned short port;
int first_send = 1;
unsigned short heard_from[MAX_PLAYERS];
unsigned short heard_from[MAXPLAYERS];
unsigned int resendat;
int max;
int remaining;
@ -1282,7 +1281,7 @@ static int connect_to_server(gcomtype *gcom, int myip)
continue;
}
for (i=0;i<MAX_PLAYERS;i++)
for (i=0;i<MAXPLAYERS;i++)
if (!heard_from[i] || heard_from[i] == B_SWAP16(packet.id)) break; // only increase once
// greeting with 0x1337 id starts the game
@ -1405,7 +1404,7 @@ static int connect_to_everyone(gcomtype *gcom, int myip, int bcast)
int ip;
unsigned short port;
int first_send = 1;
unsigned short heard_from[MAX_PLAYERS];
unsigned short heard_from[MAXPLAYERS];
unsigned int resendat;
int max;
int remaining;
@ -1933,10 +1932,10 @@ static int parse_udp_config(int argc, char **argv, gcomtype *gcom)
if ((tok = get_token(&ptr)) != NULL)
{
bcast = atoi(tok);
if (bcast > MAX_PLAYERS - 1)
if (bcast > MAXPLAYERS - 1)
{
initprintf("WARNING: Too many broadcast players.\n");
bcast = MAX_PLAYERS - 1;
bcast = MAXPLAYERS - 1;
}
bogus = 0;
@ -1949,7 +1948,7 @@ static int parse_udp_config(int argc, char **argv, gcomtype *gcom)
unsigned short port=BUILD_DEFAULT_UDP_PORT;
if ((tok = get_token(&ptr)) != NULL)
{
if (gcom->numplayers >= MAX_PLAYERS - 1)
if (gcom->numplayers >= MAXPLAYERS - 1)
initprintf("WARNING: Too many allowed IP addresses.\n");
else if (parse_interface(tok, &host, &port))
@ -2030,7 +2029,7 @@ gcomtype *init_network_transport(int argc, char **argv)
deinit_network_transport(NULL);
return(NULL);
}
retval->gametype = 3; /* gametype: 1-serial,2-modem,3-net */
// retval->gametype = 3; /* gametype: 1-serial,2-modem,3-net */
}
return(retval);

13
polymer/eduke32/source/duke3d.h
View file

@ -687,7 +687,13 @@ extern int gamequit;
extern char pus,pub;
extern int camerashitable,freezerhurtowner,lasermode;
extern char syncstat;
// TENSW: on really bad network connections, the sync FIFO queue can overflow if it is the
// same size as the move fifo.
#define MAXSYNCBYTES 16
#define SYNCFIFOSIZ 1024
extern char syncstat[MAXSYNCBYTES];
extern signed char multiwho, multipos, multiwhat, multiflag;
extern int syncvaltail, syncvaltottail;
extern int numfreezebounces,rpgblastradius,pipebombblastradius,tripbombblastradius,shrinkerblastradius,morterblastradius,bouncemineblastradius,seenineblastradius;
@ -706,6 +712,8 @@ extern int stereomode, stereowidth, stereopixelwidth;
extern int myaimmode, myaimstat, omyaimstat;
extern unsigned int MoveThingsCount;
#define IFISGLMODE if (getrendermode() >= 3)
#define IFISSOFTMODE if (getrendermode() < 3)
@ -1055,7 +1063,8 @@ typedef struct {
int32 pcolor, pteam, frags[MAXPLAYERS], wchoice[MAX_WEAPONS];
char vote, gotvote, playerreadyflag, playerquitflag;
char user_name[32], syncval[MOVEFIFOSIZ];
char user_name[32];
char syncval[SYNCFIFOSIZ][MAXSYNCBYTES];
} playerdata_t;
extern input_t inputfifo[MOVEFIFOSIZ][MAXPLAYERS];

170
polymer/eduke32/source/game.c
View file

@ -647,11 +647,14 @@ void adduserquote(const char *daquote)
int lastpackettime = 0;
#include "sync.c"
void getpackets(void)
{
int i, j, k, l;
int other;
int packbufleng;
int sb;
input_t *osyn, *nsyn;
@ -752,7 +755,7 @@ void getpackets(void)
g_player[i].movefifoend++;
}
while (j != packbufleng)
/* while (j != packbufleng)
{
for (i=connecthead;i>=0;i=connectpoint2[i])
if (i != myconnectindex)
@ -761,16 +764,35 @@ void getpackets(void)
g_player[i].syncvalhead++;
}
j++;
} */
while (j != packbufleng)
{
for (i = connecthead; i >= 0; i = connectpoint2[i])
{
if (i != myconnectindex)
{
for (sb = 0; sb < NumSyncBytes; sb++)
{
g_player[i].syncval[g_player[i].syncvalhead & (SYNCFIFOSIZ - 1)][sb] = packbuf[j + sb];
}
for (i=connecthead;i>=0;i=connectpoint2[i])
g_player[i].syncvalhead++;
}
}
j += NumSyncBytes;
}
GetSyncInfoFromPacket(packbuf, packbufleng, &j, other);
/* for (i=connecthead;i>=0;i=connectpoint2[i])
if (i != myconnectindex)
for (j=movesperpacket-1;j>=1;j--)
{
copybufbyte(&nsyn[i],&inputfifo[g_player[i].movefifoend&(MOVEFIFOSIZ-1)][i],sizeof(input_t));
g_player[i].movefifoend++;
}
*/
movefifosendplc += movesperpacket;
break;
@ -797,11 +819,12 @@ void getpackets(void)
if (k&2048) nsyn[other].extbits = ((nsyn[other].extbits&0x00ffffff)|((int)packbuf[j++])<<24); */
g_player[other].movefifoend++;
while (j != packbufleng)
/* while (j != packbufleng)
{
g_player[other].syncval[g_player[other].syncvalhead&(MOVEFIFOSIZ-1)] = packbuf[j++];
g_player[other].syncvalhead++;
}
} */
GetSyncInfoFromPacket(packbuf, packbufleng, &j, other);
for (i=movesperpacket-1;i>=1;i--)
{
@ -856,12 +879,14 @@ void getpackets(void)
if (j > packbufleng)
initprintf("INVALID GAME PACKET!!! (packet %d, %d too many bytes (%d %d))\n",packbuf[0],j-packbufleng,packbufleng,k);
/*
while (j < packbufleng)
{
g_player[other].syncval[g_player[other].syncvalhead&(MOVEFIFOSIZ-1)] = packbuf[j++];
g_player[other].syncvalhead++;
}
*/
GetSyncInfoFromPacket(packbuf, packbufleng, &j, other);
break;
case 127:
@ -871,7 +896,7 @@ void getpackets(void)
if (g_player[other].playerreadyflag == 0)
initprintf("Player %d is ready\n", other);
g_player[other].playerreadyflag++;
break;
return;
case 255:
gameexit(" ");
break;
@ -1170,9 +1195,12 @@ void faketimerhandler(void)
getpackets();
if (getoutputcirclesize() >= 16) return;
for (i=connecthead;i>=0;i=connectpoint2[i])
if (i != myconnectindex)
if (g_player[i].movefifoend < g_player[myconnectindex].movefifoend-200) return;
// for (i=connecthead;i>=0;i=connectpoint2[i])
// if (i != myconnectindex)
// if (g_player[i].movefifoend < g_player[myconnectindex].movefifoend-200) return;
if (g_player[myconnectindex].movefifoend - movefifoplc >= 100)
return;
getinput(myconnectindex);
@ -1222,12 +1250,14 @@ void faketimerhandler(void)
mymaxlag = max(mymaxlag,k);
}
if (((g_player[myconnectindex].movefifoend-1)&(TIMERUPDATESIZ-1)) == 0)
if (((g_player[myconnectindex].movefifoend - 1) & (TIMERUPDATESIZ - 1)) == 0)
{
i = mymaxlag-bufferjitter;
i = mymaxlag - bufferjitter;
mymaxlag = 0;
if (i > 0) bufferjitter += ((3+i)>>2);
else if (i < 0) bufferjitter -= ((1-i)>>2);
if (i > 0)
bufferjitter += ((2 + i) >> 2);
else if (i < 0)
bufferjitter -= ((2 - i) >> 2);
}
if (networkmode == 1)
@ -1239,23 +1269,38 @@ void faketimerhandler(void)
//Fix timers and buffer/jitter value
if (((g_player[myconnectindex].movefifoend-1)&(TIMERUPDATESIZ-1)) == 0)
{
if (myconnectindex != connecthead)
if (myconnectindex == connecthead)
{
i = g_player[connecthead].myminlag-otherminlag;
if (klabs(i) > 8) i >>= 1;
else if (klabs(i) > 2) i = ksgn(i);
else i = 0;
for (i = connectpoint2[connecthead]; i >= 0; i = connectpoint2[i])
packbuf[j++] = min(max(g_player[i].myminlag, -128), 127);
}
else
{
i = g_player[connecthead].myminlag - otherminlag;
if (klabs(i) > 2)
{
////DSPRINTF(ds,"lag correction: %d,%d,%d",i,Player[connecthead].myminlag,otherminlag);
//MONO_PRINT(ds);
totalclock -= TICSPERFRAME*i;
g_player[connecthead].myminlag -= i;
if (klabs(i) > 8)
{
if (i < 0)
i++;
i >>= 1;
}
else
{
if (i < 0)
i = -1;
if (i > 0)
i = 1;
}
totalclock -= TICSPERFRAME * i;
otherminlag += i;
}
}
if (myconnectindex == connecthead)
for (i=connectpoint2[connecthead];i>=0;i=connectpoint2[i])
packbuf[j++] = min(max(g_player[i].myminlag,-128),127);
for (i=connecthead;i>=0;i=connectpoint2[i])
for (i = connecthead; i >= 0; i = connectpoint2[i])
g_player[i].myminlag = 0x7fffffff;
}
@ -1300,11 +1345,13 @@ void faketimerhandler(void)
if ((nsyn[0].extbits^osyn[0].extbits)&0x00ff0000) packbuf[j++] = ((nsyn[0].extbits>>16)&255), packbuf[k] |= 4;
if ((nsyn[0].extbits^osyn[0].extbits)&0xff000000) packbuf[j++] = ((nsyn[0].extbits>>24)&255), packbuf[k] |= 8; */
while (g_player[myconnectindex].syncvalhead != syncvaltail)
/* while (g_player[myconnectindex].syncvalhead != syncvaltail)
{
packbuf[j++] = g_player[myconnectindex].syncval[syncvaltail&(MOVEFIFOSIZ-1)];
syncvaltail++;
}
} */
AddSyncInfoToPacket(&j);
for (i=connecthead;i>=0;i=connectpoint2[i])
if (i != myconnectindex)
@ -1317,18 +1364,31 @@ void faketimerhandler(void)
//Fix timers and buffer/jitter value
if (((g_player[myconnectindex].movefifoend-1)&(TIMERUPDATESIZ-1)) == 0)
{
i = g_player[connecthead].myminlag-otherminlag;
if (klabs(i) > 8) i >>= 1;
else if (klabs(i) > 2) i = ksgn(i);
else i = 0;
totalclock -= TICSPERFRAME*i;
g_player[connecthead].myminlag -= i;
i = g_player[connecthead].myminlag - otherminlag;
if (klabs(i) > 2)
{
if (klabs(i) > 8)
{
if (i < 0)
i++;
i >>= 1;
}
else
{
if (i < 0)
i = -1;
if (i > 0)
i = 1;
}
totalclock -= TICSPERFRAME * i;
otherminlag += i;
}
for (i=connecthead;i>=0;i=connectpoint2[i])
for (i = connecthead; i >= 0; i = connectpoint2[i])
{
g_player[i].myminlag = 0x7fffffff;
}
}
packbuf[0] = 1;
packbuf[1] = 0;
@ -1371,11 +1431,12 @@ void faketimerhandler(void)
if ((nsyn[0].extbits^osyn[0].extbits)&0x00ff0000) packbuf[j++] = ((nsyn[0].extbits>>16)&255), packbuf[2] |= 4;
if ((nsyn[0].extbits^osyn[0].extbits)&0xff000000) packbuf[j++] = ((nsyn[0].extbits>>24)&255), packbuf[2] |= 8; */
while (g_player[myconnectindex].syncvalhead != syncvaltail)
/* while (g_player[myconnectindex].syncvalhead != syncvaltail)
{
packbuf[j++] = g_player[myconnectindex].syncval[syncvaltail&(MOVEFIFOSIZ-1)];
syncvaltail++;
}
} */
AddSyncInfoToPacket(&j);
sendpacket(connecthead,packbuf,j);
return;
@ -1459,11 +1520,12 @@ void faketimerhandler(void)
k++;
}
while (g_player[myconnectindex].syncvalhead != syncvaltail)
/* while (g_player[myconnectindex].syncvalhead != syncvaltail)
{
packbuf[j++] = g_player[myconnectindex].syncval[syncvaltail&(MOVEFIFOSIZ-1)];
syncvaltail++;
}
} */
AddSyncInfoToPacket(&j);
for (i=connectpoint2[connecthead];i>=0;i=connectpoint2[i])
if (g_player[i].playerquitflag)
@ -1509,7 +1571,7 @@ static void caches(void)
k += 6;
}
}
/*
static void checksync(void)
{
int i;
@ -1547,7 +1609,7 @@ static void checksync(void)
}
#endif
}
*/
void check_fta_sounds(int i)
{
if (sprite[i].extra > 0)
@ -3862,7 +3924,8 @@ void displayrest(int smoothratio)
if (ud.overhead_on > 0)
{
smoothratio = min(max(smoothratio,0),65536);
// smoothratio = min(max(smoothratio,0),65536);
smoothratio = min(max((totalclock - ototalclock) * (65536 / TICSPERFRAME),0),65536);
dointerpolations(smoothratio);
if (ud.scrollmode == 0)
{
@ -4482,7 +4545,8 @@ void displayrooms(int snum,int smoothratio)
if (ud.overhead_on == 2 || ud.show_help || (p->cursectnum == -1 && getrendermode() < 3))
return;
smoothratio = min(max(smoothratio,0),65536);
// smoothratio = min(max(smoothratio,0),65536);
smoothratio = min(max((totalclock - ototalclock) * (65536 / TICSPERFRAME),0),65536);
visibility = (int)(p->visibility*(numplayers>1?1.f:r_ambientlightrecip));
@ -10186,7 +10250,7 @@ static void Logo(void)
KB_ClearKeysDown(); // JBF
MOUSE_ClearButton(LEFT_MOUSE);
}
/*
/*
if (ud.multimode > 1)
{
setgamepalette(g_player[myconnectindex].ps, titlepal, 11);
@ -10200,7 +10264,7 @@ static void Logo(void)
gametext(160,190,"WAITING FOR PLAYERS",14,2);
nextpage();
}
*/
*/
waitforeverybody();
flushperms();
@ -10903,6 +10967,8 @@ void app_main(int argc,const char **argv)
ud.multimode = 1;
initsynccrc();
checkcommandline(argc,argv);
#ifdef RENDERTYPEWIN
@ -11591,7 +11657,8 @@ MAIN_LOOP_RESTART:
if (debug_on) caches();
checksync();
// checksync();
SyncStatMessage();
if (VOLUMEONE)
{
@ -12500,7 +12567,7 @@ ENDFAKEPROCESSINPUT:
static int domovethings(void)
{
int i, j;
char ch;
// char ch;
for (i=connecthead;i>=0;i=connectpoint2[i])
if (g_player[i].sync->bits&(1<<17))
@ -12670,7 +12737,7 @@ static int domovethings(void)
if (j < 0 && networkmode == 0)
gameexit("Server terminated");
}
/*
if ((numplayers >= 2) && ((movefifoplc&7) == 7))
{
ch = (char)(randomseed&255);
@ -12679,6 +12746,11 @@ static int domovethings(void)
g_player[myconnectindex].syncval[g_player[myconnectindex].syncvalhead&(MOVEFIFOSIZ-1)] = ch;
g_player[myconnectindex].syncvalhead++;
}
*/
getsyncstat();
MoveThingsCount++;
if (ud.recstat == 1) record();

2
polymer/eduke32/source/gameexec.c
View file

@ -2088,7 +2088,7 @@ static int parse(void)
int y1=scale(GetGameVarID(*insptr++,g_i,g_p),ydim,200);
int x2=scale(GetGameVarID(*insptr++,g_i,g_p),xdim,320);
int y2=scale(GetGameVarID(*insptr++,g_i,g_p),ydim,200);
int smoothratio = 65536;
int smoothratio = min(max((totalclock - ototalclock) * (65536 / TICSPERFRAME),0),65536);
if (x1 > x2) swaplong(&x1,&x2);
if (y1 > y2) swaplong(&y1,&y2);

3
polymer/eduke32/source/global.c
View file

@ -87,7 +87,7 @@ playerspawn_t g_PlayerSpawnPoints[MAXPLAYERS];
user_defs ud;
char pus, pub;
char syncstat;
char syncstat[MAXSYNCBYTES];
int syncvaltail, syncvaltottail;
input_t loc;
@ -181,4 +181,5 @@ char setupfilename[BMAX_PATH]= "duke3d.cfg";
// char datetimestring[] = ""__DATE__" "__TIME__"";
int doquicksave = 0;
unsigned int MoveThingsCount = 0;

3
polymer/eduke32/source/premap.c
View file

@ -1503,6 +1503,7 @@ void resettimevars(void)
lockclock = 0L;
ready2send = 1;
leveltexttime = 85;
MoveThingsCount = 0;
}
void waitforeverybody()
@ -1580,7 +1581,7 @@ void clearfifo(void)
syncvaltail = 0L;
syncvaltottail = 0L;
syncstat = 0;
memset(&syncstat, 0, sizeof(syncstat));
bufferjitter = 1;
mymaxlag = otherminlag = 0;
jump_input = 0;

463
polymer/eduke32/source/sync.c Normal file
View file

@ -0,0 +1,463 @@
//-------------------------------------------------------------------------
/*
Copyright (C) 1997, 2005 - 3D Realms Entertainment
This file is part of Shadow Warrior version 1.2
Shadow Warrior 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.
Original Source: 1997 - Frank Maddin and Jim Norwood
Prepared for public release: 03/28/2005 - Charlie Wiederhold, 3D Realms
*/
//-------------------------------------------------------------------------
int NumSyncBytes = 1;
char sync_first[MAXSYNCBYTES][60];
int sync_found = 0;
static int crctable[256];
#define updatecrc(dcrc,xz) (dcrc = (crctable[((dcrc)>>8)^((xz)&255)]^((dcrc)<<8)))
void initsynccrc(void)
{
int i, j, k, a;
for (j=0;j<256;j++) //Calculate CRC table
{
k = (j<<8); a = 0;
for (i=7;i>=0;i--)
{
if (((k^a)&0x8000) > 0)
a = ((a<<1)&65535) ^ 0x1021; //0x1021 = genpoly
else
a = ((a<<1)&65535);
k = ((k<<1)&65535);
}
crctable[j] = (a&65535);
}
}
char PlayerSync(void)
{
short i;
unsigned short crc = 0;
player_struct *pp;
for (i = connecthead; i >= 0; i = connectpoint2[i])
{
pp = g_player[i].ps;
updatecrc(crc, pp->posx & 255);
updatecrc(crc, pp->posy & 255);
updatecrc(crc, pp->posz & 255);
updatecrc(crc, pp->ang & 255);
}
return ((char) crc & 255);
}
char PlayerSync2(void)
{
short i;
unsigned short crc = 0;
player_struct *pp;
for (i = connecthead; i >= 0; i = connectpoint2[i])
{
pp = g_player[i].ps;
updatecrc(crc, pp->horiz & 255);
updatecrc(crc, sprite[pp->i].extra & 255);
updatecrc(crc, pp->bobcounter & 255);
}
return ((char) crc & 255);
}
/*
char SOSync(void)
{
unsigned short crc = 0;
SECTOR_OBJECTp sop;
for (sop = SectorObject; sop < &SectorObject[MAX_SECTOR_OBJECTS]; sop++)
{
// if (sop->xmid == MAXLONG)
// continue;
updatecrc(crc, (sop->xmid) & 255);
updatecrc(crc, (sop->ymid) & 255);
updatecrc(crc, (sop->zmid) & 255);
updatecrc(crc, (sop->vel) & 255);
updatecrc(crc, (sop->ang) & 255);
updatecrc(crc, (sop->ang_moving) & 255);
updatecrc(crc, (sop->spin_ang) & 255);
}
return ((char) crc & 255);
}
char EnemySync(void)
{
unsigned short crc = 0;
short j, nextj;
spritetype *spr;
extern char DemoTmpName[];
TRAVERSE_SPRITE_STAT(headspritestat[STAT_ENEMY], j, nextj)
{
spr = &sprite[j];
updatecrc(crc, (spr->x) & 255);
updatecrc(crc, (spr->y) & 255);
updatecrc(crc, (spr->z) & 255);
updatecrc(crc, (spr->ang) & 255);
}
return ((char) crc & 255);
}
char MissileSync(void)
{
unsigned short crc = 0;
short j, nextj;
spritetype *spr;
TRAVERSE_SPRITE_STAT(headspritestat[STAT_MISSILE], j, nextj)
{
spr = &sprite[j];
updatecrc(crc, (spr->x) & 255);
updatecrc(crc, (spr->y) & 255);
updatecrc(crc, (spr->z) & 255);
updatecrc(crc, (spr->ang) & 255);
}
return ((char) crc & 255);
}
char MissileSkip4Sync(void)
{
unsigned short crc = 0;
short j, nextj;
spritetype *spr;
TRAVERSE_SPRITE_STAT(headspritestat[STAT_MISSILE_SKIP4], j, nextj)
{
spr = &sprite[j];
updatecrc(crc, (spr->x) & 255);
updatecrc(crc, (spr->y) & 255);
updatecrc(crc, (spr->z) & 255);
updatecrc(crc, (spr->ang) & 255);
}
return ((char) crc & 255);
}
char ShrapSync(void)
{
unsigned short crc = 0;
short j, nextj;
spritetype *spr;
TRAVERSE_SPRITE_STAT(headspritestat[STAT_SHRAP], j, nextj)
{
spr = &sprite[j];
updatecrc(crc, (spr->x) & 255);
updatecrc(crc, (spr->y) & 255);
updatecrc(crc, (spr->z) & 255);
updatecrc(crc, (spr->ang) & 255);
}
return ((char) crc & 255);
}
char MiscSync(void)
{
unsigned short crc = 0;
short j, nextj;
spritetype *spr;
TRAVERSE_SPRITE_STAT(headspritestat[STAT_MISC], j, nextj)
{
spr = &sprite[j];
updatecrc(crc, (spr->x) & 255);
updatecrc(crc, (spr->y) & 255);
updatecrc(crc, (spr->z) & 255);
updatecrc(crc, (spr->ang) & 255);
}
return ((char) crc & 255);
}
*/
char RandomSync(void)
{
unsigned short crc = 0;
updatecrc(crc, randomseed & 255);
updatecrc(crc, (randomseed >> 8) & 255);
if (NumSyncBytes == 1)
{
updatecrc(crc,PlayerSync() & 255);
updatecrc(crc,PlayerSync2() & 255);
// updatecrc(crc,WeaponSync() & 255);
}
return ((char) crc & 255);
}
/*
movefta(); //ST 2
moveweapons(); //ST 4
movetransports(); //ST 9
moveplayers(); //ST 10
movefallers(); //ST 12
moveexplosions(); //ST 5
moveactors(); //ST 1
moveeffectors(); //ST 3
movestandables(); //ST 6
movefx(); //ST 11
*/
char *SyncNames[] =
{
"RandomSync",
"PlayerSync",
"PlayerSync2",
/* "FTASync",
"WeaponSync",
"TransportSync",
"FallerSync",
"ExplosionSync",
"ActorSync",
"EffectorSync",
"StandableSync",
"FXSync", */
NULL
};
static char(*SyncFunc[MAXSYNCBYTES + 1])(void) =
{
RandomSync,
PlayerSync,
PlayerSync2,
/* FTASync,
WeaponSync,
TransportSync,
FallerSync,
ExplosionSync,
ActorSync,
EffectorSync,
StandableSync,
FXSync, */
NULL
};
void getsyncstat(void)
{
int i;
playerdata_t *pp = &g_player[myconnectindex];
unsigned int val;
static unsigned int count;
if (numplayers < 2)
return;
for (i = 0; SyncFunc[i]; i++)
{
pp->syncval[pp->syncvalhead & (SYNCFIFOSIZ - 1)][i] = (*SyncFunc[i])();
}
val = pp->syncval[pp->syncvalhead & (SYNCFIFOSIZ - 1)][0];
count += val;
pp->syncvalhead++;
}
////////////////////////////////////////////////////////////////////////
//
// Sync Message print
//
////////////////////////////////////////////////////////////////////////
void SyncStatMessage(void)
{
int i, j;
static unsigned int MoveCount = 0;
extern unsigned int MoveThingsCount;
// if (!SyncPrintMode)
// return;
if (numplayers <= 1)
return;
for (i = 0; i < NumSyncBytes; i++)
{
// syncstat is NON 0 - out of sync
if (syncstat[i] != 0)
{
if (NumSyncBytes > 1)
{
sprintf(tempbuf, "GAME OUT OF SYNC - %s", SyncNames[i]);
printext256(68L, 68L + (i * 8), 1, 31, tempbuf, 0);
}
if (!sync_found && sync_first[i][0] == '\0')
{
// sync_found one so test all of them and then never test again
sync_found = TRUE;
// save off loop count
MoveCount = MoveThingsCount;
for (j = 0; j < NumSyncBytes; j++)
{
if (syncstat[j] != 0 && sync_first[j][0] == '\0')
{
sprintf(tempbuf, "OUT OF SYNC - %s", SyncNames[j]);
strcpy(sync_first[j], tempbuf);
}
}
}
}
}
// print out the sync_first message you got
for (i = 0; i < NumSyncBytes; i++)
{
if (sync_first[i][0] != '\0')
{
if (NumSyncBytes > 1)
{
sprintf(tempbuf, "FIRST %s", sync_first[i]);
printext256(50L, 0L, 1, 31, tempbuf, 0);
sprintf(tempbuf, "MoveCount %d",MoveCount);
printext256(50L, 10L, 1, 31, tempbuf, 0);
}
else
{
// short w,h;
// production out of sync error
// sprintf(tempbuf,"GAME OUT OF SYNC!");
// MNU_MeasureString(tempbuf, &w, &h);
// MNU_DrawString(TEXT_TEST_COL(w), 20, tempbuf, 0, 19);
// sprintf(tempbuf,"Restart the game.");
// MNU_MeasureString(tempbuf, &w, &h);
// MNU_DrawString(TEXT_TEST_COL(w), 30, tempbuf, 0, 19);
printext256(4L,130L,31,0,"Out Of Sync - Please restart game",0);
printext256(4L,138L,31,0,"RUN DN3DHELP.EXE for information.",0);
}
}
}
// if (syncstate != 0)
// printext256(68L, 92L, 1, 31, "Missed Network packet!", 0);
}
void AddSyncInfoToPacket(int *j)
{
int sb;
int count = 0;
// sync testing
while (g_player[myconnectindex].syncvalhead != syncvaltail && count++ < 4)
{
for (sb = 0; sb < NumSyncBytes; sb++)
packbuf[(*j)++] = g_player[myconnectindex].syncval[syncvaltail & (SYNCFIFOSIZ - 1)][sb];
syncvaltail++;
}
}
void GetSyncInfoFromPacket(char *packbuf, int packbufleng, int *j, int otherconnectindex)
{
int sb, i;
extern int syncvaltail, syncvaltottail;
playerdata_t *ppo = &g_player[otherconnectindex];
char found = 0;
// have had problems with this routine crashing when players quit
// games.
// if ready2send is not set then don't try to get sync info
if (!ready2send)
return;
// Suspect that its trying to traverse the connect list
// for a player that does not exist. This tries to take care of that
for (i=connecthead;i>=0;i=connectpoint2[i])
{
if (otherconnectindex == i)
found = 1;
}
if (!found)
return;
// sync testing
//while ((*j) != packbufleng) // changed this on Kens suggestion
while ((*j) < packbufleng)
{
for (sb = 0; sb < NumSyncBytes; sb++)
{
ppo->syncval[ppo->syncvalhead & (SYNCFIFOSIZ - 1)][sb] = packbuf[(*j)++];
}
ppo->syncvalhead++;
}
// update syncstat
// if any of the syncstat vars is non-0 then there is a problem
for (i=connecthead;i>=0;i=connectpoint2[i])
{
if (g_player[i].syncvalhead == syncvaltottail)
return;
}
//for (sb = 0; sb < NumSyncBytes; sb++)
// syncstat[sb] = 0;
while (1)
{
for (i = connectpoint2[connecthead]; i >= 0; i = connectpoint2[i])
{
for (sb = 0; sb < NumSyncBytes; sb++)
{
if (g_player[i].syncval[syncvaltottail & (SYNCFIFOSIZ - 1)][sb] != g_player[connecthead].syncval[syncvaltottail & (SYNCFIFOSIZ - 1)][sb])
{
syncstat[sb] = 1;
}
}
}
syncvaltottail++;
for (i=connecthead;i>=0;i=connectpoint2[i])
{
if (g_player[i].syncvalhead == syncvaltottail)
return;
}
}
}