Пример #1
0
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.");
        }
    }
}
Пример #2
0
// 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.");
        }
    }
}
Пример #3
0
//
// 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
}