static void LoadHacxDeh(void)
{
// If this is the HACX IWAD, we need to load the DEHACKED lump.
if (gameversion == exe_hacx)
{
if (!DEH_LoadLumpByName("DEHACKED"))
{
I_Error("DEHACKED lump not found. Please check that this is the "
"Hacx v1.2 IWAD.");
}
}
}
// Load dehacked patches needed for certain IWADs.
static void LoadIwadDeh(void)
{
// The Freedoom IWADs have DEHACKED lumps that must be loaded.
if (W_CheckNumForName("FREEDOOM") >= 0)
{
// Old versions of Freedoom (before 2014-09) did not have technically
// valid DEHACKED lumps, so ignore errors and just continue if this
// is an old IWAD.
DEH_LoadLumpByName("DEHACKED", false, true);
}
// If this is the HACX IWAD, we need to load the DEHACKED lump.
if (gameversion == exe_hacx)
{
if (!DEH_LoadLumpByName("DEHACKED", true, false))
{
I_Error("DEHACKED lump not found. Please check that this is the "
"Hacx v1.2 IWAD.");
}
}
// Chex Quest needs a separate Dehacked patch which must be downloaded
// and installed next to the IWAD.
if (gameversion == exe_chex)
{
char *chex_deh = NULL;
char *sep;
// Look for chex.deh in the same directory as the IWAD file.
sep = strrchr(iwadfile, DIR_SEPARATOR);
if (sep != NULL)
{
size_t chex_deh_len = strlen(iwadfile) + 9;
chex_deh = malloc(chex_deh_len);
M_StringCopy(chex_deh, iwadfile, chex_deh_len);
chex_deh[sep - iwadfile + 1] = '\0';
M_StringConcat(chex_deh, "chex.deh", chex_deh_len);
}
else
{
chex_deh = M_StringDuplicate("chex.deh");
}
// If the dehacked patch isn't found, try searching the WAD
// search path instead. We might find it...
if (!M_FileExists(chex_deh))
{
free(chex_deh);
chex_deh = D_FindWADByName("chex.deh");
}
// Still not found?
if (chex_deh == NULL)
{
I_Error("Unable to find Chex Quest dehacked file (chex.deh).\n"
"The dehacked file is required in order to emulate\n"
"chex.exe correctly. It can be found in your nearest\n"
"/idgames repository mirror at:\n\n"
" utils/exe_edit/patches/chexdeh.zip");
}
if (!DEH_LoadFile(chex_deh))
{
I_Error("Failed to load chex.deh needed for emulating chex.exe.");
}
}
}
//
// D_DoomMain
//
void D_DoomMain (void)
{
int p;
char file[256];
char demolumpname[9];
I_AtExit(D_Endoom, false);
// print banner
I_PrintBanner(PACKAGE_STRING);
DEH_printf("Z_Init: Init zone memory allocation daemon. \n");
Z_Init ();
#ifdef FEATURE_MULTIPLAYER
//!
// @category net
//
// Start a dedicated server, routing packets but not participating
// in the game itself.
//
if (M_CheckParm("-dedicated") > 0)
{
printf("Dedicated server mode.\n");
NET_DedicatedServer();
// Never returns
}
//!
// @category net
//
// Query the Internet master server for a global list of active
// servers.
//
if (M_CheckParm("-search"))
{
NET_MasterQuery();
exit(0);
}
//!
// @arg <address>
// @category net
//
// Query the status of the server running on the given IP
// address.
//
p = M_CheckParmWithArgs("-query", 1);
if (p)
{
NET_QueryAddress(myargv[p+1]);
exit(0);
}
//!
// @category net
//
// Search the local LAN for running servers.
//
if (M_CheckParm("-localsearch"))
{
NET_LANQuery();
exit(0);
}
#endif
#ifdef FEATURE_DEHACKED
printf("DEH_Init: Init Dehacked support.\n");
DEH_Init();
#endif
//!
// @vanilla
//
// Disable monsters.
//
nomonsters = M_CheckParm ("-nomonsters");
//!
// @vanilla
//
// Monsters respawn after being killed.
//
respawnparm = M_CheckParm ("-respawn");
//!
// @vanilla
//
// Monsters move faster.
//
fastparm = M_CheckParm ("-fast");
//!
// @vanilla
//
// Developer mode. F1 saves a screenshot in the current working
// directory.
//
devparm = M_CheckParm ("-devparm");
I_DisplayFPSDots(devparm);
//!
// @category net
// @vanilla
//
// Start a deathmatch game.
//
if (M_CheckParm ("-deathmatch"))
deathmatch = 1;
//!
// @category net
// @vanilla
//
// Start a deathmatch 2.0 game. Weapons do not stay in place and
// all items respawn after 30 seconds.
//
if (M_CheckParm ("-altdeath"))
deathmatch = 2;
if (devparm)
DEH_printf(D_DEVSTR);
// find which dir to use for config files
#ifdef _WIN32
//!
// @platform windows
// @vanilla
//
// Save configuration data and savegames in c:\doomdata,
// allowing play from CD.
//
if (M_CheckParm("-cdrom") > 0)
{
printf(D_CDROM);
M_SetConfigDir("c:\\doomdata\\");
}
else
#endif
{
// Auto-detect the configuration dir.
M_SetConfigDir(NULL);
}
//!
// @arg <x>
// @vanilla
//
// Turbo mode. The player's speed is multiplied by x%. If unspecified,
// x defaults to 200. Values are rounded up to 10 and down to 400.
//
if ( (p=M_CheckParm ("-turbo")) )
{
int scale = 200;
extern int forwardmove[2];
extern int sidemove[2];
if (p<myargc-1)
scale = atoi (myargv[p+1]);
if (scale < 10)
scale = 10;
if (scale > 400)
scale = 400;
DEH_printf("turbo scale: %i%%\n", scale);
forwardmove[0] = forwardmove[0]*scale/100;
forwardmove[1] = forwardmove[1]*scale/100;
sidemove[0] = sidemove[0]*scale/100;
sidemove[1] = sidemove[1]*scale/100;
}
// init subsystems
DEH_printf("V_Init: allocate screens.\n");
V_Init ();
// Load configuration files before initialising other subsystems.
DEH_printf("M_LoadDefaults: Load system defaults.\n");
M_SetConfigFilenames("default.cfg", PROGRAM_PREFIX "doom.cfg");
D_BindVariables();
M_LoadDefaults();
// Save configuration at exit.
I_AtExit(M_SaveDefaults, false);
// Find main IWAD file and load it.
iwadfile = D_FindIWAD(IWAD_MASK_DOOM, &gamemission);
// None found?
if (iwadfile == NULL)
{
I_Error("Game mode indeterminate. No IWAD file was found. Try\n"
"specifying one with the '-iwad' command line parameter.\n");
}
modifiedgame = false;
DEH_printf("W_Init: Init WADfiles.\n");
D_AddFile(iwadfile);
W_CheckCorrectIWAD(doom);
// The Freedoom IWADs have DEHACKED lumps with cosmetic changes to the
// in-game messages. Load this.
// Old versions of Freedoom (before 2014-09) did not have technically
// valid DEHACKED lumps, so ignore errors and just continue if this
// is an old IWAD.
if (W_CheckNumForName("FREEDOOM") >= 0)
{
DEH_LoadLumpByName("DEHACKED", false, true);
}
// Doom 3: BFG Edition includes modified versions of the classic
// IWADs which can be identified by an additional DMENUPIC lump.
// Furthermore, the M_GDHIGH lumps have been modified in a way that
// makes them incompatible to Vanilla Doom and the modified version
// of doom2.wad is missing the TITLEPIC lump.
// We specifically check for DMENUPIC here, before PWADs have been
// loaded which could probably include a lump of that name.
if (W_CheckNumForName("dmenupic") >= 0)
{
printf("BFG Edition: Using workarounds as needed.\n");
bfgedition = true;
// BFG Edition changes the names of the secret levels to
// censor the Wolfenstein references. It also has an extra
// secret level (MAP33). In Vanilla Doom (meaning the DOS
// version), MAP33 overflows into the Plutonia level names
// array, so HUSTR_33 is actually PHUSTR_1.
DEH_AddStringReplacement(HUSTR_31, "level 31: idkfa");
DEH_AddStringReplacement(HUSTR_32, "level 32: keen");
DEH_AddStringReplacement(PHUSTR_1, "level 33: betray");
}
modifiedgame = W_ParseCommandLine();
// Debug:
// W_PrintDirectory();
//!
// @arg <demo>
// @category demo
// @vanilla
//
// Play back the demo named demo.lmp.
//
p = M_CheckParmWithArgs ("-playdemo", 1);
if (!p)
{
//!
// @arg <demo>
// @category demo
// @vanilla
//
// Play back the demo named demo.lmp, determining the framerate
// of the screen.
//
p = M_CheckParmWithArgs("-timedemo", 1);
}
if (p)
{
// With Vanilla you have to specify the file without extension,
// but make that optional.
if (M_StringEndsWith(myargv[p + 1], ".lmp"))
{
M_StringCopy(file, myargv[p + 1], sizeof(file));
}
else
{
DEH_snprintf(file, sizeof(file), "%s.lmp", myargv[p+1]);
}
if (D_AddFile(file))
{
M_StringCopy(demolumpname, lumpinfo[numlumps - 1].name,
sizeof(demolumpname));
}
else
{
// If file failed to load, still continue trying to play
// the demo in the same way as Vanilla Doom. This makes
// tricks like "-playdemo demo1" possible.
M_StringCopy(demolumpname, myargv[p + 1], sizeof(demolumpname));
}
printf("Playing demo %s.\n", file);
}
I_AtExit((atexit_func_t) G_CheckDemoStatus, true);
// Generate the WAD hash table. Speed things up a bit.
W_GenerateHashTable();
D_IdentifyVersion();
InitGameVersion();
LoadChexDeh();
LoadHacxDeh();
D_SetGameDescription();
savegamedir = M_GetSaveGameDir(D_SaveGameIWADName(gamemission));
// Check for -file in shareware
if (modifiedgame)
{
// These are the lumps that will be checked in IWAD,
// if any one is not present, execution will be aborted.
char name[23][8]=
{
"e2m1","e2m2","e2m3","e2m4","e2m5","e2m6","e2m7","e2m8","e2m9",
"e3m1","e3m3","e3m3","e3m4","e3m5","e3m6","e3m7","e3m8","e3m9",
"dphoof","bfgga0","heada1","cybra1","spida1d1"
};
int i;
if ( gamemode == shareware)
I_Error(DEH_String("\nYou cannot -file with the shareware "
"version. Register!"));
// Check for fake IWAD with right name,
// but w/o all the lumps of the registered version.
if (gamemode == registered)
for (i = 0;i < 23; i++)
if (W_CheckNumForName(name[i])<0)
I_Error(DEH_String("\nThis is not the registered version."));
}
if (W_CheckNumForName("SS_START") >= 0
|| W_CheckNumForName("FF_END") >= 0)
{
I_PrintDivider();
printf(" WARNING: The loaded WAD file contains modified sprites or\n"
" floor textures. You may want to use the '-merge' command\n"
" line option instead of '-file'.\n");
}
I_PrintStartupBanner(gamedescription);
PrintDehackedBanners();
// Freedoom's IWADs are Boom-compatible, which means they usually
// don't work in Vanilla (though FreeDM is okay). Show a warning
// message and give a link to the website.
if (W_CheckNumForName("FREEDOOM") >= 0 && W_CheckNumForName("FREEDM") < 0)
{
printf(" WARNING: You are playing using one of the Freedoom IWAD\n"
" files, which might not work in this port. See this page\n"
" for more information on how to play using Freedoom:\n"
" http://www.chocolate-doom.org/wiki/index.php/Freedoom\n");
I_PrintDivider();
}
// Load DEHACKED lumps from WAD files - but only if we give the right
// command line parameter.
//!
// @category mod
//
// Load Dehacked patches from DEHACKED lumps contained in one of the
// loaded PWAD files.
//
if (M_ParmExists("-dehlump"))
{
int i, loaded = 0;
for (i = 0; i < numlumps; ++i)
{
if (!strncmp(lumpinfo[i].name, "DEHACKED", 8))
{
DEH_LoadLump(i, false, false);
loaded++;
}
}
printf("Loaded %i DEHACKED lumps from WAD files.\n", loaded);
}
DEH_printf("I_Init: Setting up machine state.\n");
I_CheckIsScreensaver();
I_InitTimer();
I_InitJoystick();
I_InitSound(true);
I_InitMusic();
#ifdef FEATURE_MULTIPLAYER
printf ("NET_Init: Init network subsystem.\n");
NET_Init ();
#endif
// Initial netgame startup. Connect to server etc.
D_ConnectNetGame();
// get skill / episode / map from parms
startskill = sk_medium;
startepisode = 1;
startmap = 1;
autostart = false;
//!
// @arg <skill>
// @vanilla
//
// Set the game skill, 1-5 (1: easiest, 5: hardest). A skill of
// 0 disables all monsters.
//
p = M_CheckParmWithArgs("-skill", 1);
if (p)
{
startskill = myargv[p+1][0]-'1';
autostart = true;
}
//!
// @arg <n>
// @vanilla
//
// Start playing on episode n (1-4)
//
p = M_CheckParmWithArgs("-episode", 1);
if (p)
{
startepisode = myargv[p+1][0]-'0';
startmap = 1;
autostart = true;
}
timelimit = 0;
//!
// @arg <n>
// @category net
// @vanilla
//
// For multiplayer games: exit each level after n minutes.
//
p = M_CheckParmWithArgs("-timer", 1);
if (p)
{
timelimit = atoi(myargv[p+1]);
}
//!
// @category net
// @vanilla
//
// Austin Virtual Gaming: end levels after 20 minutes.
//
p = M_CheckParm ("-avg");
if (p)
{
timelimit = 20;
}
//!
// @arg [<x> <y> | <xy>]
// @vanilla
//
// Start a game immediately, warping to ExMy (Doom 1) or MAPxy
// (Doom 2)
//
p = M_CheckParmWithArgs("-warp", 1);
if (p)
{
if (gamemode == commercial)
startmap = atoi (myargv[p+1]);
else
{
startepisode = myargv[p+1][0]-'0';
if (p + 2 < myargc)
{
startmap = myargv[p+2][0]-'0';
}
else
{
startmap = 1;
}
}
autostart = true;
}
// Undocumented:
// Invoked by setup to test the controls.
p = M_CheckParm("-testcontrols");
if (p > 0)
{
startepisode = 1;
startmap = 1;
autostart = true;
testcontrols = true;
}
// Check for load game parameter
// We do this here and save the slot number, so that the network code
// can override it or send the load slot to other players.
//!
// @arg <s>
// @vanilla
//
// Load the game in slot s.
//
p = M_CheckParmWithArgs("-loadgame", 1);
if (p)
{
startloadgame = atoi(myargv[p+1]);
}
else
{
// Not loading a game
startloadgame = -1;
}
DEH_printf("M_Init: Init miscellaneous info.\n");
M_Init ();
DEH_printf("R_Init: Init DOOM refresh daemon - ");
R_Init ();
DEH_printf("\nP_Init: Init Playloop state.\n");
P_Init ();
DEH_printf("S_Init: Setting up sound.\n");
S_Init (sfxVolume * 8, musicVolume * 8);
DEH_printf("D_CheckNetGame: Checking network game status.\n");
D_CheckNetGame ();
PrintGameVersion();
DEH_printf("HU_Init: Setting up heads up display.\n");
HU_Init ();
DEH_printf("ST_Init: Init status bar.\n");
ST_Init ();
// If Doom II without a MAP01 lump, this is a store demo.
// Moved this here so that MAP01 isn't constantly looked up
// in the main loop.
if (gamemode == commercial && W_CheckNumForName("map01") < 0)
storedemo = true;
if (M_CheckParmWithArgs("-statdump", 1))
{
I_AtExit(StatDump, true);
DEH_printf("External statistics registered.\n");
}
//!
// @arg <x>
// @category demo
// @vanilla
//
// Record a demo named x.lmp.
//
p = M_CheckParmWithArgs("-record", 1);
if (p)
{
G_RecordDemo (myargv[p+1]);
autostart = true;
}
p = M_CheckParmWithArgs("-playdemo", 1);
if (p)
{
singledemo = true; // quit after one demo
G_DeferedPlayDemo (demolumpname);
D_DoomLoop (); // never returns
}
p = M_CheckParmWithArgs("-timedemo", 1);
if (p)
{
G_TimeDemo (demolumpname);
D_DoomLoop (); // never returns
}
if (startloadgame >= 0)
{
M_StringCopy(file, P_SaveGameFile(startloadgame), sizeof(file));
G_LoadGame(file);
}
if (gameaction != ga_loadgame )
{
if (autostart || netgame)
G_InitNew (startskill, startepisode, startmap);
else
D_StartTitle (); // start up intro loop
}
D_DoomLoop (); // never returns
}