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D_MAIN.C
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D_MAIN.C
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// d_main.c :
// DOOM main program (D_DoomMain) and game loop (D_DoomLoop),
// plus functions to determine game mode (shareware, registered),
// parse command line parameters, configure game parameters (turbo),
// and call the startup functions.
#ifndef __WIN32__
#include <unistd.h> // for access
#endif
#include <fcntl.h>
#ifdef __WIN32__
#include <direct.h> //for mkdir
#endif
#include "doomdef.h"
#include "command.h"
#include "console.h"
#include "doomstat.h"
#include "am_map.h"
#include "d_net.h"
#include "d_netcmd.h"
#include "dehacked.h"
#include "dstrings.h"
#include "f_wipe.h"
#include "f_finale.h"
#include "g_game.h"
#include "g_input.h"
#include "hu_stuff.h"
#include "i_sound.h"
#include "i_system.h"
#include "i_video.h"
#include "m_argv.h"
#include "m_menu.h"
#include "m_misc.h"
#include "p_setup.h"
#include "p_fab.h"
#include "r_main.h"
#include "r_local.h"
#include "s_sound.h"
#include "st_stuff.h"
#include "v_video.h"
#include "wi_stuff.h"
#include "w_wad.h"
#include "z_zone.h"
#include "d_main.h"
#ifdef __WIN32__
#include "win32/hwr_main.h" // GLIDE View Rendering
#include "win32/win_main.h" // GLIDE View Rendering
#endif
#define BGCOLOR 7
#define FGCOLOR 8
extern int mb_used; // base memory allocation, changeable by -mb parm.
// note: TEMPORARY hack, check D_DoomMain.
//
// DEMO LOOP
//
int demosequence;
int pagetic;
char *pagename;
// PROTOS
void D_DoomLoop (void);
void D_PageDrawer (char* lumpname);
void D_AdvanceDemo (void);
char* startupwadfiles[MAX_WADFILES];
boolean devparm; // started game with -devparm
boolean nomonsters; // checkparm of -nomonsters
boolean singletics = false; // debug flag to cancel adaptiveness
boolean nomusic; //Boris stuff
boolean nosound;
extern boolean inhelpscreens;
boolean advancedemo;
char wadfile[1024]; // primary wad file
char mapdir[1024]; // directory of development maps
//
// EVENT HANDLING
//
// Events are asynchronous inputs generally generated by the game user.
// Events can be discarded if no responder claims them
//
event_t events[MAXEVENTS];
int eventhead;
int eventtail;
//
// D_PostEvent
// Called by the I/O functions when input is detected
//
void D_PostEvent (event_t* ev)
{
events[eventhead] = *ev;
eventhead = (++eventhead)&(MAXEVENTS-1);
}
// just for lock this function
#ifdef PC_DOS
void D_PostEvent_end(void) {};
#endif
//
// D_ProcessEvents
// Send all the events of the given timestamp down the responder chain
//
void D_ProcessEvents (void)
{
event_t* ev;
//added:12-02-98: doing a W_CheckNumForName() is a bit clumsy here...
// IF STORE DEMO, DO NOT ACCEPT INPUT
//if ( ( gamemode == commercial )
// && (W_CheckNumForName("map01")<0) )
// return;
for ( ; eventtail != eventhead ; eventtail = (++eventtail)&(MAXEVENTS-1) )
{
ev = &events[eventtail];
// Menu input
if (M_Responder (ev))
continue; // menu ate the event
// console input
if (CON_Responder (ev))
continue; // ate the event
G_Responder (ev);
}
}
//
// D_Display
// draw current display, possibly wiping it from the previous
//
extern boolean playerdeadview; //hack from P_DeathThink()
#ifdef __WIN32__
extern int glide_view;
void I_DoStartupMouse (void); //win_sys.c
void HWR_RenderPlayerView (int viewnumber, player_t* player);
#endif
// tyest the clientprediction
boolean gostview;
// wipegamestate can be set to -1 to force a wipe on the next draw
// added comment : there is a wipe eatch change of the gamestate
gamestate_t wipegamestate = GS_DEMOSCREEN;
void D_Display (void)
{
static boolean viewactivestate = false;
static boolean menuactivestate = false;
static boolean inhelpscreensstate = false;
static boolean fullscreen = false;
static gamestate_t oldgamestate = -1;
static int borderdrawcount;
int nowtime;
int tics;
int wipestart;
int y;
boolean done;
boolean wipe;
boolean redrawsbar;
if (nodrawers)
return; // for comparative timing / profiling
redrawsbar = false;
//added:21-01-98: check for change of screen size (video mode)
if (setmodeneeded)
{
SCR_SetMode(); // change video mode
}
if (vid.recalc)
{
//added:26-01-98: NOTE! setsizeneeded is set by SCR_Recalc()
SCR_Recalc();
}
// change the view size if needed
if (setsizeneeded || scr_viewsize!=cv_viewsize.value)
{
R_ExecuteSetViewSize ();
oldgamestate = -1; // force background redraw
borderdrawcount = 3;
}
// save the current screen if about to wipe
if (gamestate != wipegamestate &&
rendermode == render_soft)
{
wipe = true;
wipe_StartScreen(0, 0, vid.width, vid.height);
}
else
wipe = false;
if (gamestate == GS_LEVEL && gametic)
{
HU_Erase();
}
// do buffered drawing
switch (gamestate)
{
case GS_LEVEL:
if (!gametic)
break;
if (automapactive)
AM_Drawer ();
if (wipe || ((viewheight != vid.height) && fullscreen) )
redrawsbar = true;
if (inhelpscreensstate && !inhelpscreens)
redrawsbar = true; // just put away the help screen
if (vid.recalc) //redraw (& recalc widgets) when vidmode change
redrawsbar = true;
if (menuactivestate) // redraw stbar because menu fades down the
redrawsbar = true; // screen
ST_Drawer (viewheight == vid.height, redrawsbar );
fullscreen = (viewheight == vid.height);
break;
case GS_INTERMISSION:
WI_Drawer ();
break;
case GS_FINALE:
F_Drawer ();
break;
case GS_DEDICATEDSERVER:
case GS_DEMOSCREEN:
D_PageDrawer (pagename);
break;
case GS_WAITINGPLAYERS:
// console is always draw
break;
}
// draw buffered stuff to screen
I_UpdateNoBlit ();
// draw the view directly
if (gamestate == GS_LEVEL)
{
if( !automapactive )
{
gostview=true;
if ( rendermode == render_soft )
R_RenderPlayerView (&players[displayplayer]);
#ifdef __WIN32__
else //if (rendermode != render_soft)
HWR_RenderPlayerView (0, &players[displayplayer]);
#endif
// added 16-6-98: render the second screen
if( cv_splitscreen.value )
{
gostview = false;
if ( rendermode == render_soft )
{
//faB: Boris hack :P !!
viewwindowy = vid.height/2;
memcpy(ylookup,ylookup2,viewheight*sizeof(ylookup[0]));
R_RenderPlayerView (&players[secondarydisplayplayer]);
viewwindowy = 0;
memcpy(ylookup,ylookup1,viewheight*sizeof(ylookup[0]));
}
#ifdef __WIN32__
else //if (rendermode != render_soft)
HWR_RenderPlayerView (1, &players[secondarydisplayplayer]);
#endif
}
}
HU_Drawer ();
// fullscreen with overlay
if (st_overlay && !automapactive &&
(!playerdeadview || playerdeadview || cv_splitscreen.value)) //Fab: full clear view when dead
// yeah right fab! we want the stats even when he's dead!
{
ST_overlayDrawer ();
if(cv_splitscreen.value)
{
player_t *p;
extern player_t *plyr;
p=plyr;
plyr=&players[secondarydisplayplayer];
ST_overlayDrawer ();
plyr=p;
}
}
}
// change gamma if needed
if ((scr_gamma!=cv_usegamma.value) ||
(gamestate != oldgamestate && gamestate != GS_LEVEL) )
{
scr_gamma = cv_usegamma.value;
I_SetPalette (W_CacheLumpName ("PLAYPAL",PU_CACHE));
}
// clean up border stuff
// see if the border needs to be initially drawn
if (gamestate == GS_LEVEL && oldgamestate != GS_LEVEL)
{
viewactivestate = false; // view was not active
R_FillBackScreen (); // draw the pattern into the back screen
}
// see if the border needs to be updated to the screen
if( gamestate==GS_LEVEL && !automapactive &&
(scaledviewwidth!=vid.width) )
{
// the menu may draw over parts out of the view window,
// which are refreshed only when needed
if (menuactive || menuactivestate || !viewactivestate)
borderdrawcount = 3;
if (borderdrawcount)
{
if (rendermode == render_soft)
R_DrawViewBorder (); // erase old menu stuff
#ifdef __WIN32__
else
HWR_DrawViewBorder (0);
#endif
borderdrawcount--;
}
}
menuactivestate = menuactive;
viewactivestate = viewactive;
inhelpscreensstate = inhelpscreens;
oldgamestate = wipegamestate = gamestate;
// draw pause pic
if (paused && (!menuactive || netgame))
{
patch_t* patch;
if (automapactive)
y = 4;
else
y = viewwindowy+4;
patch = W_CachePatchName ("M_PAUSE", PU_CACHE);
V_DrawScaledPatch(viewwindowx+(BASEVIDWIDTH - patch->width)/2,
y,0,patch);
}
//added:24-01-98:vid size change is now finished if it was on...
vid.recalc = 0;
//FIXME: draw either console or menu, not the two
CON_Drawer ();
// menus go directly to the screen
M_Drawer (); // menu is drawn even on top of everything
NetUpdate (); // send out any new accumulation
//
// normal update
//
if (!wipe)
{
//added:12-02-98: tilt view when marine dies... just for fun
if (gamestate == GS_LEVEL &&
cv_tiltview.value &&
players[displayplayer].playerstate==PST_DEAD )
{
V_DrawTiltView (screens[0]);
}
#ifdef PERSPCORRECT
else if (gamestate == GS_LEVEL &&
cv_perspcorr.value )
{
V_DrawPerspView (screens[0], players[displayplayer].aiming);
}
#endif
else
{
//I_BeginProfile();
I_FinishUpdate (); // page flip or blit buffer
//CONS_Printf ("last frame update took %d\n", I_EndProfile());
}
return;
}
//
// wipe update
//
wipe_EndScreen(0, 0, vid.width, vid.height);
wipestart = I_GetTime () - 1;
do
{
do
{
nowtime = I_GetTime ();
tics = nowtime - wipestart;
} while (!tics);
wipestart = nowtime;
done = wipe_ScreenWipe (wipe_Melt
, 0, 0, vid.width, vid.height, tics);
I_UpdateNoBlit ();
M_Drawer (); // menu is drawn even on top of wipes
I_FinishUpdate (); // page flip or blit buffer
} while (!done);
}
// =========================================================================
// D_DoomLoop
// =========================================================================
extern boolean demorecording;
static ULONG oldentertics;
static ULONG lastrendered;
ULONG rendergametic;
// note: the win32 version returns from this routine !
void D_DoomLoop (void)
{
if (demorecording)
G_BeginRecording ();
// user settings
COM_BufAddText ("exec autoexec.cfg\n");
// game startup finished
if ( gamestate!=GS_WAITINGPLAYERS )
{
CON_ToggleOff (); // will be done at the end of map command
}
// end of loading screen: CONS_Printf() will no more call FinishUpdate()
con_startup = false;
rendergametic = -1;
oldentertics = I_GetTime ();
#ifndef LINUX
#ifdef __WIN32__
if ( hWndMain!=NULL )
{
SetFocus(hWndMain);
ShowWindow(hWndMain, SW_SHOW);
UpdateWindow(hWndMain);
}
#endif
//faB: make sure the app window has the focus or
// DirectInput acquire keyboard won't work
CONS_Printf ("I_StartupKeyboard...\n");
I_StartupKeyboard ();
#endif
#ifdef __WIN32__
CONS_Printf ("I_StartupMouse...\n");
I_DoStartupMouse ();
#endif
#ifndef __WIN32__
while (1)
D_DoomInnerLoop ();
#endif
}
// the DOS version can run an infinite loop
// the windows version calls this from win_main.c usual windows message loop
void D_DoomInnerLoop (void)
{
int entertic,realtics;
// get real tics
entertic = I_GetTime ();
realtics = entertic - oldentertics;
oldentertics = entertic;
// frame syncronous IO operations
// UNUSED for the moment (18/12/98)
I_StartFrame ();
// process tics (but maybe not if realtic==0)
TryRunTics (realtics);
if(singletics || (/*realtics && */gametic>rendergametic))
{
rendergametic=gametic;
lastrendered=I_GetTime();
//added:16-01-98:consoleplayer -> displayplayer (hear sounds from viewpoint)
S_UpdateSounds (); // move positional sounds
// Update display, next frame, with current state.
D_Display ();
}
else
if(lastrendered+2<I_GetTime()) // in case the server hang or netsplit
D_Display ();
// Win32 exe uses DirectSound..
#ifndef __WIN32__
//
//Other implementations might need to update the sound here.
//
#ifndef SNDSERV
// Sound mixing for the buffer is snychronous.
I_UpdateSound();
#endif
// Synchronous sound output is explicitly called.
#ifndef SNDINTR
// Update sound output.
I_SubmitSound();
#endif
#endif //__WIN32__
// check for media change, loop music..
I_UpdateCD ();
}
// =========================================================================
// D_AdvanceDemo
// =========================================================================
//
// D_PageTicker
// Handles timing for warped projection
//
void D_PageTicker (void)
{
if (--pagetic < 0)
D_AdvanceDemo ();
}
//
// D_PageDrawer : draw a patch supposed to fill the screen,
// fill the borders with a background pattern (a flat)
// if the patch doesn't fit all the screen.
//
void D_PageDrawer (char* lumpname)
{
byte* src;
byte* dest;
int x;
int y;
// software mode which uses generally lower resolutions doesn't look
// good when the pic is scaled, so it fills space aorund with a pattern,
// and the pic is only scaled to integer multiples (x2, x3...)
if (rendermode==render_soft)
{
if( (vid.width>BASEVIDWIDTH) || (vid.height>BASEVIDHEIGHT) )
{
src = scr_borderpatch;
dest = screens[0];
for (y=0; y<vid.height; y++)
{
for (x=0; x<vid.width/64; x++)
{
memcpy(dest, src+((y&63)<<6), 64);
dest += 64;
}
if (vid.width&63)
{
memcpy(dest, src+((y&63)<<6), vid.width&63);
dest += (vid.width&63);
}
}
}
}
V_DrawScaledPatch(0,0, 0, W_CachePatchName(lumpname, PU_CACHE) );
//added:08-01-98:if you wanna centre the pages it's here.
// I think it's not so beautiful to have the pic centered,
// so I leave it in the upper-left corner for now...
//V_DrawPatch (0,0, 0, W_CachePatchName(pagename, PU_CACHE));
}
//
// D_AdvanceDemo
// Called after each demo or intro demosequence finishes
//
void D_AdvanceDemo (void)
{
advancedemo = true;
}
//
// This cycles through the demo sequences.
// FIXME - version dependend demo numbers?
//
void D_DoAdvanceDemo (void)
{
players[consoleplayer].playerstate = PST_LIVE; // not reborn
advancedemo = false;
usergame = false; // no save / end game here
paused = false;
gameaction = ga_nothing;
if ( gamemode == retail )
demosequence = (demosequence+1)%7;
else
demosequence = (demosequence+1)%6;
switch (demosequence)
{
case 0:
gamestate = GS_DEMOSCREEN;
if ( gamemode == commercial )
pagetic = TICRATE * 15; // Changed by Tails: 9-14-99
else
pagetic = 170;
pagename = "TITLEPIC";
I_PlayCD (18, true);
if ( gamemode == commercial )
S_StartMusic(mus_dm2ttl);
else
S_StartMusic (mus_intro);
break;
case 1:
G_DeferedPlayDemo ("demo1");
break;
case 2:
pagetic = 200;
gamestate = GS_DEMOSCREEN;
pagename = "CREDIT";
break;
case 3:
G_DeferedPlayDemo ("demo2");
break;
case 4:
gamestate = GS_DEMOSCREEN;
if ( gamemode == commercial)
{
pagetic = TICRATE * 11;
pagename = "TITLEPIC";
S_StartMusic(mus_dm2ttl);
}
else
{
pagetic = 200;
if ( gamemode == retail )
pagename = text[CREDIT_NUM];
else
pagename = text[HELP2_NUM];
}
break;
case 5:
G_DeferedPlayDemo ("demo3");
break;
// THE DEFINITIVE DOOM Special Edition demo
case 6:
G_DeferedPlayDemo ("demo4");
break;
}
}
// =========================================================================
// D_DoomMain
// =========================================================================
//
// D_StartTitle
//
void D_StartTitle (void)
{
gameaction = ga_nothing;
demosequence = -1;
D_AdvanceDemo ();
}
//
// D_AddFile
//
void D_AddFile (char *file)
{
int numwadfiles;
char *newfile;
for (numwadfiles = 0 ; startupwadfiles[numwadfiles] ; numwadfiles++)
;
newfile = malloc (strlen(file)+1);
strcpy (newfile, file);
startupwadfiles[numwadfiles] = newfile;
}
#ifdef __WIN32__
#define R_OK 0 //faB: win32 does not have R_OK in includes..
#else
#define _MAX_PATH MAX_WADPATH //use djgpp's PATH_MAX
#endif
// ==========================================================================
// Identify the Doom version, and IWAD file to use.
// Sets 'gamemode' to determine whether registered/commmercial features are
// available (notable loading PWAD files).
// ==========================================================================
// return gamemode for Doom or Ultimate Doom, use size to detect which one
gamemode_t GetDoomVersion (char* wadfile)
{
struct stat sbuf;
// and if I patch my main wad and the size gets
// bigger ? uh?
stat (wadfile, &sbuf);
if (sbuf.st_size<12408292)
return registered;
else
return retail; // Ultimate
}
void IdentifyVersion (void)
{
char* doom1wad;
char* doomwad;
char* doomuwad;
char* doom2wad;
char* plutoniawad;
char* tntwad;
char* legacywad;
char pathtemp[_MAX_PATH];
char pathiwad[_MAX_PATH+16];
int p,i;
//Fab:25-04-98:unused now
// char* doom2fwad;
#ifdef LINUX
char *home;
#endif
char *doomwaddir;
doomwaddir = getenv("DOOMWADDIR");
if (!doomwaddir)
{
// get the current directory (possible problem on NT with "." as current dir)
if ( getcwd(pathtemp, _MAX_PATH) != NULL )
doomwaddir = pathtemp;
else
doomwaddir = ".";
}
// Commercial.
doom2wad = malloc(strlen(doomwaddir)+1+9+1);
sprintf(doom2wad, "%s/%s", doomwaddir, text[DOOM2WAD_NUM]);
// Retail.
doomuwad = malloc(strlen(doomwaddir)+1+9+1);
sprintf(doomuwad, "%s/%s", doomwaddir, text[DOOMUWAD_NUM]);
// Registered.
doomwad = malloc(strlen(doomwaddir)+1+8+1);
sprintf(doomwad, "%s/%s", doomwaddir, text[DOOMWAD_NUM]);
// Shareware.
doom1wad = malloc(strlen(doomwaddir)+1+9+1);
sprintf(doom1wad, "%s/%s", doomwaddir, text[DOOM1WAD_NUM]);
// and... Doom LEGACY !!! :)
legacywad = malloc(strlen(doomwaddir)+1+9+1);
sprintf(legacywad, "%s/xmassupp.wad", doomwaddir); // xmas
// FinalDoom : Plutonia
plutoniawad = malloc(strlen(doomwaddir)+1+12+1);
sprintf(plutoniawad, "%s/plutonia.wad", doomwaddir);
// FinalDoom : Tnt Evilution
tntwad = malloc(strlen(doomwaddir)+1+7+1);
sprintf(tntwad, "%s/tnt.wad", doomwaddir);
/* French stuff.
doom2fwad = malloc(strlen(doomwaddir)+1+10+1);
sprintf(doom2fwad, "%s/doom2f.wad", doomwaddir);*/
#ifdef LINUX
home = getenv("HOME");
if (!home)
I_Error("Please set $HOME to your home directory");
sprintf(configfile, "%s/"CONFIGFILENAME, home);
#else
sprintf(configfile, "%s/"CONFIGFILENAME, doomwaddir);
#endif
if (M_CheckParm ("-shdev"))
{
gamemode = shareware;
devparm = true;
D_AddFile (DEVDATA"doom1.wad");
D_AddFile (DEVMAPS"data_se/texture1.lmp");
D_AddFile (DEVMAPS"data_se/pnames.lmp");
strcpy (configfile,DEVDATA CONFIGFILENAME);
}
else
if (M_CheckParm ("-regdev"))
{
gamemode = registered;
devparm = true;
D_AddFile (DEVDATA"doom.wad");
D_AddFile (DEVMAPS"data_se/texture1.lmp");
D_AddFile (DEVMAPS"data_se/texture2.lmp");
D_AddFile (DEVMAPS"data_se/pnames.lmp");
strcpy (configfile,DEVDATA CONFIGFILENAME);
return;
}
else
if (M_CheckParm ("-comdev"))
{
gamemode = commercial;
devparm = true;
/* I don't bother
if(plutonia)
D_AddFile (DEVDATA"plutonia.wad");
else if(tnt)
D_AddFile (DEVDATA"tnt.wad");
else*/
D_AddFile (DEVDATA"doom2.wad");
D_AddFile (DEVMAPS"cdata/texture1.lmp");
D_AddFile (DEVMAPS"cdata/pnames.lmp");
strcpy (configfile,DEVDATA CONFIGFILENAME);
return;
}
else
// specify the name of the IWAD file to use, so we can have several IWAD's
// in the same directory, and/or have legacy.exe only once in a different location
if ( (p = M_CheckParm ("-iwad")) && p < myargc-1 )
{
sprintf (pathiwad, "%s/%s", doomwaddir, myargv[p+1]);
D_AddFile (pathiwad);
// point to start of filename only
for (i=strlen(pathiwad)-1; i>=0; i--)
if (pathiwad[i]=='\\' || pathiwad[i]=='/' || pathiwad[i]==':')
break;
i++;
// find gamemode
if (!stricmp("plutonia.wad",pathiwad+i))
gamemode = commercial;
else if (!stricmp("tnt.wad",pathiwad+i))
gamemode = commercial;
else if (!stricmp(text[DOOM2WAD_NUM] ,pathiwad+i))
gamemode = commercial;
else if (!stricmp(text[DOOMUWAD_NUM] ,pathiwad+i))
gamemode = retail;
else if (!stricmp(text[DOOMWAD_NUM] ,pathiwad+i))
gamemode = GetDoomVersion (pathiwad);
else if (!stricmp(text[DOOM1WAD_NUM] ,pathiwad+i))
gamemode = shareware;
else {
gamemode = commercial;
}
}
else
/*
if ( !access (doom2fwad,R_OK) )
{
gamemode = commercial;
// C'est ridicule!
// Let's handle languages in config files, okay?
language = french;
CONS_Printf("French version\n");
D_AddFile (doom2fwad);
}
else*/
if ( !access (doom2wad,R_OK) )
{
gamemode = commercial;
D_AddFile (doom2wad);
}
else
if ( !access (doomuwad,R_OK) )
{
gamemode = retail;
D_AddFile (doomuwad);
}
else
if ( !access (doomwad,R_OK) )
{
gamemode = GetDoomVersion (doomwad);
D_AddFile (doomwad);
}
else
if ( !access (doom1wad,R_OK) )
{
gamemode = shareware;
D_AddFile (doom1wad);
}
else
if ( !access (plutoniawad, R_OK ) )
{
gamemode = commercial;
D_AddFile (plutoniawad);
}
else
if ( !access ( tntwad, R_OK ) )
{
gamemode = commercial;
D_AddFile (tntwad);
}
else
{
I_Error ("Main WAD file not found !\n");
// unused code : I_ERROR never return
gamemode = indetermined;
}
D_AddFile(legacywad);
}
//
// Find a Response File
//
void FindResponseFile (void)
{
int i;
#define MAXARGVS 256
for (i = 1;i < myargc;i++)
if (myargv[i][0] == '@')
{
FILE * handle;
int size;
int k;
int index;
int indexinfile;
char *infile;
char *file;
char *moreargs[20];
char *firstargv;
// READ THE RESPONSE FILE INTO MEMORY
handle = fopen (&myargv[i][1],"rb");
if (!handle)
{
CONS_Printf ("\nNo such response file!");
exit(1);
}