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Fix RNG + map reads in demo code

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Sally Coolatta 2022-09-25 17:05:59 -04:00
parent ba62851a85
commit 5fb37b634f
1 changed files with 27 additions and 6 deletions
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33
src/g_demo.c
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@ -1142,7 +1142,13 @@ void G_GhostTicker(void)
g->p++; // ditto
}
else if (ziptic == DW_RNG)
g->p += 4; // RNG seed
{
INT32 i;
for (i = 0; i < PRNUMCLASS; i++)
{
g->p += 4; // RNG seed
}
}
else
I_Error("Ghost is not a record attack ghost DXD"); //@TODO lmao don't blow up like this
@ -2541,6 +2547,8 @@ void G_LoadDemoInfo(menudemo_t *pdemo)
UINT8 *infobuffer, *info_p, *extrainfo_p;
UINT8 version, subversion, pdemoflags;
UINT16 pdemoversion, count;
char mapname[MAXMAPLUMPNAME];
INT32 i;
if (!FIL_ReadFile(pdemo->filepath, &infobuffer))
{
@ -2600,7 +2608,8 @@ void G_LoadDemoInfo(menudemo_t *pdemo)
return;
}
info_p += 4; // "PLAY"
pdemo->map = READINT16(info_p);
READSTRINGN(info_p, mapname, sizeof(mapname));
pdemo->map = G_MapNumber(mapname);
info_p += 16; // mapmd5
pdemoflags = READUINT8(info_p);
@ -2617,7 +2626,11 @@ void G_LoadDemoInfo(menudemo_t *pdemo)
pdemo->numlaps = READUINT8(info_p);
pdemo->addonstatus = G_CheckDemoExtraFiles(&info_p, true);
info_p += 4; // RNG seed
for (i = 0; i < PRNUMCLASS; i++)
{
info_p += 4; // RNG seed
}
extrainfo_p = infobuffer + READUINT32(info_p); // The extra UINT32 read is for a blank 4 bytes?
@ -2651,7 +2664,6 @@ void G_LoadDemoInfo(menudemo_t *pdemo)
while (READUINT8(extrainfo_p) == DW_STANDING) // Assume standings are always first in the extrainfo
{
INT32 i;
char temp[16];
pdemo->standings[count].ranking = READUINT8(extrainfo_p);
@ -3290,7 +3302,11 @@ void G_AddGhost(char *defdemoname)
break;
}
p += 4; // random seed
for (i = 0; i < PRNUMCLASS; i++)
{
p += 4; // random seed
}
p += 4; // Extra data location reference
// net var data
@ -3448,6 +3464,7 @@ void G_UpdateStaffGhostName(lumpnum_t l)
UINT8 *buffer,*p;
UINT16 ghostversion;
UINT8 flags;
INT32 i;
buffer = p = W_CacheLumpNum(l, PU_CACHE);
@ -3508,7 +3525,11 @@ void G_UpdateStaffGhostName(lumpnum_t l)
break;
}
p += 4; // random seed
for (i = 0; i < PRNUMCLASS; i++)
{
p += 4; // random seed
}
p += 4; // Extrainfo location marker
// Ehhhh don't need ghostversion here (?) so I'll reuse the var here