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d_main.c
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d_main.c
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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
// 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.
//
// static const char rcsid[] = "$Id: d_main.c,v 1.8 1997/02/03 22:45:09 b1 Exp $";
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <stdlib.h>
#include <SDL/SDL_timer.h>
#include <kernel.h>
#include <tamtypes.h>
#include <string.h>
#define BGCOLOR 7
#define FGCOLOR 8
extern int mixer_period;
extern int SAMPLERATE;
extern int use_hdd;
extern const char *hdd_wads_folder;
#include <libpad.h>
#include <debug.h>
/// cosmito
void checkForWadFile(char* wadname, char** foundwadfiles, char* foundfile, int* foundwadfiles_index, int* nWadsFound);
char currentWadName[20];
#define R_OK 4
// file access
static int access(char *file, int mode)
{
FILE *test_fp;
test_fp = fopen(file, "r");
if ( test_fp != NULL ) {
fclose(test_fp);
return(0);
}
return(-1);
}
#include "doomdef.h"
#include "doomstat.h"
#include "dstrings.h"
#include "sounds.h"
#include "z_zone.h"
#include "w_wad.h"
#include "s_sound.h"
#include "v_video.h"
#include "f_finale.h"
#include "f_wipe.h"
#include "m_argv.h"
#include "m_misc.h"
#include "m_menu.h"
#include "i_system.h"
#include "l_sound_sdl.h"
#include "g_game.h"
#include "hu_stuff.h"
#include "wi_stuff.h"
#include "st_stuff.h"
#include "am_map.h"
#include "p_setup.h"
#include "r_local.h"
#include "d_main.h"
#include "pad_support.h"
char fullPath[256];
//
// D-DoomLoop()
// Not a globally visible function,
// just included for source reference,
// called by D_DoomMain, never exits.
// Manages timing and IO,
// calls all ?_Responder, ?_Ticker, and ?_Drawer,
// calls I_GetTime, I_StartFrame, and I_StartTic
//
void D_DoomLoop (void);
char* wadfiles[MAXWADFILES];
char* iwadfile;
boolean devparm; // started game with -devparm
boolean nomonsters; // checkparm of -nomonsters
boolean respawnparm; // checkparm of -respawn
boolean fastparm; // checkparm of -fast
boolean drone;
boolean singletics = false; // debug flag to cancel adaptiveness
extern boolean inhelpscreens;
skill_t startskill;
int startepisode;
int startmap;
boolean autostart;
FILE* debugfile;
boolean advancedemo;
char wadfile[1024]; // primary wad file
char mapdir[1024]; // directory of development maps
char basedefault[1024]; // default file
void D_CheckNetGame (void);
void D_ProcessEvents (void);
void G_BuildTiccmd (ticcmd_t* cmd);
void D_DoAdvanceDemo (void);
//
// 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)
{
#ifdef ADILSON
events[eventhead] = *ev;
eventhead = MAXEVENTS-1;
++eventhead;
#else
eventhead = (++eventhead)&(MAXEVENTS-1);
#endif
}
//
// D_ProcessEvents
// Send all the events of the given timestamp down the responder chain
//
void D_ProcessEvents (void)
{
event_t* ev;
// IF STORE DEMO, DO NOT ACCEPT INPUT
if ( ( gamemode == commercial )
&& (W_CheckNumForName("map01")<0) )
return;
#ifdef ADILSON
for (; eventtail != eventhead ; eventtail = MAXEVENTS-1 )
#else
for ( ; eventtail != eventhead ; eventtail = (++eventtail)&(MAXEVENTS-1) )
#endif
{
ev = &events[eventtail];
if (M_Responder (ev))
continue; // menu ate the event
G_Responder (ev);
eventtail++;
}
}
//
// D_Display
// draw current display, possibly wiping it from the previous
//
// wipegamestate can be set to -1 to force a wipe on the next draw
gamestate_t wipegamestate = GS_DEMOSCREEN;
extern boolean setsizeneeded;
extern int showMessages;
void R_ExecuteSetViewSize (void);
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;
// change the view size if needed
if (setsizeneeded)
{
R_ExecuteSetViewSize ();
oldgamestate = -1; // force background redraw
borderdrawcount = 3;
}
// save the current screen if about to wipe
if (gamestate != wipegamestate)
{
wipe = true;
wipe_StartScreen(0, 0, SCREENWIDTH, SCREENHEIGHT);
}
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 != 200 && fullscreen) )
redrawsbar = true;
if (inhelpscreensstate && !inhelpscreens)
redrawsbar = true; // just put away the help screen
ST_Drawer (viewheight == 200, redrawsbar );
fullscreen = viewheight == 200;
break;
case GS_INTERMISSION:
WI_Drawer ();
break;
case GS_FINALE:
F_Drawer ();
break;
case GS_DEMOSCREEN:
D_PageDrawer ();
break;
}
// draw buffered stuff to screen
I_UpdateNoBlit ();
// draw the view directly
if (gamestate == GS_LEVEL && !automapactive && gametic)
R_RenderPlayerView (&players[displayplayer]);
if (gamestate == GS_LEVEL && gametic)
HU_Drawer ();
// clean up border stuff
if (gamestate != oldgamestate && gamestate != GS_LEVEL)
I_SetPalette (W_CacheLumpName ("PLAYPAL",PU_CACHE));
// 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 != 320)
{
if (menuactive || menuactivestate || !viewactivestate)
borderdrawcount = 3;
if (borderdrawcount)
{
R_DrawViewBorder (); // erase old menu stuff
borderdrawcount--;
}
}
menuactivestate = menuactive;
viewactivestate = viewactive;
inhelpscreensstate = inhelpscreens;
oldgamestate = wipegamestate = gamestate;
// draw pause pic
if (paused)
{
if (automapactive)
y = 4;
else
y = viewwindowy+4;
V_DrawPatchDirect(viewwindowx+(scaledviewwidth-68)/2,
y,0,W_CacheLumpName ("M_PAUSE", PU_CACHE));
}
// 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)
{
I_FinishUpdate (); // page flip or blit buffer
return;
}
// wipe update
wipe_EndScreen(0, 0, SCREENWIDTH, SCREENHEIGHT);
wipestart = I_GetTime () - 1;
do
{
do
{
nowtime = I_GetTime ();
tics = nowtime - wipestart;
DOMULTITASK;
} while (!tics);
wipestart = nowtime;
done = wipe_ScreenWipe(wipe_Melt
, 0, 0, SCREENWIDTH, SCREENHEIGHT, tics);
I_UpdateNoBlit ();
M_Drawer (); // menu is drawn even on top of wipes
I_FinishUpdate (); // page flip or blit buffer
DOMULTITASK;
} while (!done);
}
//
// D_DoomLoop
//
extern boolean demorecording;
void D_DoomLoop (void)
{
int debugparam;
debugparam = M_CheckParm ("-debugfile");
if (demorecording)
{
G_BeginRecording ();
}
if (debugparam)
{
char filename[20];
sprintf (filename,"debug%i.txt",consoleplayer);
printf ("debug output to: %s\n",filename);
debugfile = fopen (filename,"w");
}
I_InitGraphics ();
while (1)
{
// frame syncronous IO operations
I_StartFrame ();
// process one or more tics
if (singletics)
{
I_StartTic ();
DOMULTITASK;
D_ProcessEvents ();
DOMULTITASK;
G_BuildTiccmd (&netcmds[consoleplayer][maketic%BACKUPTICS]);
DOMULTITASK;
if (advancedemo)
D_DoAdvanceDemo ();
DOMULTITASK;
M_Ticker ();
DOMULTITASK;
G_Ticker ();
DOMULTITASK;
gametic++;
maketic++;
}
else
{
TryRunTics (); // will run at least one tic
}
S_UpdateSounds (players[consoleplayer].mo);// move positional sounds
DOMULTITASK;
// Update display, next frame, with current state.
D_Display ();
///
RotateThreadReadyQueue(42);
///
}
}
//
// DEMO LOOP
//
int demosequence;
int pagetic;
char *pagename;
//
// D_PageTicker
// Handles timing for warped projection
//
void D_PageTicker (void)
{
if (--pagetic < 0)
D_AdvanceDemo ();
}
//
// D_PageDrawer
//
void D_PageDrawer (void)
{
V_DrawPatch (0,0, 0, W_CacheLumpName(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:
if ( gamemode == commercial )
pagetic = 35 * 11;
else
pagetic = 170;
gamestate = GS_DEMOSCREEN;
pagename = "TITLEPIC";
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 = 35 * 11;
pagename = "TITLEPIC";
S_StartMusic(mus_dm2ttl);
}
else
{
pagetic = 200;
if ( gamemode == retail )
pagename = "CREDIT";
else
pagename = "HELP2";
}
break;
case 5:
G_DeferedPlayDemo ("demo3");
break;
// THE DEFINITIVE DOOM Special Edition demo
case 6:
G_DeferedPlayDemo ("demo4");
break;
}
}
//
// D_StartTitle
//
void D_StartTitle (void)
{
gameaction = ga_nothing;
demosequence = -1;
D_AdvanceDemo ();
}
// print title for every printed line
char title[128];
//
// D_AddFile
//
void D_AddFile (char *file)
{
int numwadfiles;
char *newfile;
for (numwadfiles = 0 ; wadfiles[numwadfiles] ; numwadfiles++)
;
newfile = malloc (strlen(file)+1);
strcpy (newfile, file);
wadfiles[numwadfiles] = newfile;
//printf("%s\n", newfile);
}
//check if file exists
static int FileExists(char *filename)
{
//c++ std::fstream
FILE *fstream;
fstream = fopen(filename, "r");
if (fstream != NULL)
{
fclose(fstream); return 1;
}
else
{
return 0;
}
}
struct
{
char *name;
GameMission_t mission;
} iwads[] =
{
{"doom.wad", doom},
{"doom2.wad", doom2},
{"tnt.wad", pack_tnt},
{"plutonia.wad", pack_plut},
{"doom1.wad", doom},
};
/*
Search a directory to try to find an IWAD
Returns non-zero if successful
*/
static int Find_IWADS_Dir(char *dir)
{
int i;
int result;
result = 0;
for(i=0; i<sizeof(iwads) / sizeof(*iwads); i++)
{
//todo:Zalloc here
char *filename = malloc(strlen(dir) + strlen(iwads[i].name) + 3);
sprintf(filename, "%s/%s", dir, iwads[i].name);
if (FileExists(filename))
{
iwadfile = filename;
gamemission = iwads[i].mission;
D_AddFile(filename);
result = 1;
break;
}
else
{
free(filename);
}
}
return result;
}
/*
When given an IWAD with the '-iwad' parameter, this void declaration will try to indentify
by his name
*/
static void IdentifyIWADByName(char *name)
{
int i;
for (i=0; i<sizeof(iwads) / sizeof(*iwads);++i)
{
if(strlen(name) < strlen(iwads[i].name)) continue;
// Check if it ends in this IWAD name.
if (!strcasecmp(name + strlen(name) - strlen(iwads[i].name), iwads[i].name))
{
gamemission = iwads[i].mission;
break;
}
}
gamemission = none;
}
void checkForWadFile(char* wadname, char** foundwadfiles, char* foundfile, int* foundwadfiles_index, int* nWadsFound)
{
if ( !access (wadname, R_OK) )
{
scr_printf(" %s\n", wadname);
*nWadsFound = *nWadsFound + 1;
foundfile = malloc( strlen(wadname)+1 );
sprintf(foundfile, "%s", wadname);
foundwadfiles[*foundwadfiles_index] = foundfile;
*foundwadfiles_index = *foundwadfiles_index + 1;
}
}
void IdentifyVersionAndSelect(void) // cosmito
{
char* doom1wad;
char* doomwad;
char* doomuwad;
char* doom2wad;
char* doom2fwad;
char* plutoniawad;
char* tntwad;
char *home;
char *doomwaddir;
char *doomiwaddir;
int result;
/********************************************************************************************
** parameter commands in this case it will be just the name of parmeter like int comdev; **
** instead of a command like M_Checkparam = ("-comdev") **
*********************************************************************************************/
int shdev;
int regdev;
int comdev;
int iwadparm;
doomiwaddir = getenv("DOOMIWADDIR");
iwadparm = M_CheckParm("-iwad");
shdev = M_CheckParm("-shdev");
regdev = M_CheckParm("-regdev");
comdev = M_CheckParm("-comdev");
#ifdef _EE
extern char fullPath[256];
#endif
doomwaddir = getenv("DOOMWADDIR");
#ifdef _EE
doomwaddir = fullPath;
#else
if (!doomwaddir)
doomwaddir = "./";
#endif
// Commercial.
doom2wad = malloc(strlen(doomwaddir)+1+9+1+5);
sprintf(doom2wad, "%sdoom2.wad", doomwaddir);
// Retail.
doomuwad = malloc(strlen(doomwaddir)+1+8+1+5);
sprintf(doomuwad, "%sdoomu.wad", doomwaddir);
// Registered.
doomwad = malloc(strlen(doomwaddir)+1+8+1+5);
sprintf(doomwad, "%sdoom.wad", doomwaddir);
// Shareware.
doom1wad = malloc(strlen(doomwaddir)+1+9+1+5);
sprintf(doom1wad, "%sdoom1.wad", doomwaddir);
// Bug, dear Shawn.
// Insufficient malloc, caused spurious realloc errors.
plutoniawad = malloc(strlen(doomwaddir)+1+/*9*/12+1+5);
sprintf(plutoniawad, "%splutonia.wad", doomwaddir);
tntwad = malloc(strlen(doomwaddir)+1+9+1+5);
sprintf(tntwad, "%stnt.wad", doomwaddir);
// French stuff.
doom2fwad = malloc(strlen(doomwaddir)+1+10+1+5);
sprintf(doom2fwad, "%sdoom2f.wad", doomwaddir);
home = getenv("HOME");
if (!home)
home = ".";
sprintf(basedefault, "%s.doomrc", home);
if (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 (basedefault,DEVDATA"default.cfg");
return;
}
if (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 (basedefault,DEVDATA"default.cfg");
return;
}
if (comdev)
{
gamemode = commercial;
devparm = true;
D_AddFile (DEVDATA"plutonia.wad");
D_AddFile (DEVDATA"tnt.wad");
D_AddFile (DEVDATA"doom2.wad");
D_AddFile (DEVDATA"doom.wad");
D_AddFile (DEVMAPS"cdata/texture1.lmp");
D_AddFile (DEVMAPS"cdata/pnames.lmp");
strcpy (basedefault,DEVDATA"default.cfg");
return;
}
if(iwadparm)
{
iwadfile = myargv[iwadparm + 1];
if (gamemission == none)
{
int i;
for (i=0; i<numlumps; ++i)
{
if (!strncasecmp(lumpinfo[i].name, "MAP01", 8))
{
gamemission = doom2;
break;
}
else if (!strncasecmp(lumpinfo[i].name, "E1M1", 8))
{
gamemission = doom; break;
}
}
}
if (gamemission == none)
{
// Still no idea. I don't think this is going to work.
I_Error("Unknown or invalid IWAD file.");
}
if (gamemission == doom)
{
// Doom 1. But which version?
if (W_CheckNumForName("E4M1") > 0)
{
// Ultimate Doom
gamedescription = "The Ultimate DOOM";
gamemode = retail;
}
else if(W_CheckNumForName("E3M1") > 0)
{
gamedescription = "DOOM Registered";
gamemode = registered;
}
else
{
gamedescription = "DOOM Shareware";
gamemode = shareware;
}
}
else
{
//Doom 2 of some kind. But which mission?
gamemode = commercial;
if (gamemission == doom2)
gamedescription = "DOOM 2: Hell on Earth";
else if (gamemission == pack_plut)
gamedescription = "DOOM 2: Plutonia Experiment";
else if (gamemission == pack_tnt)
gamedescription = "DOOM 2: TNT - Evilution";
}
printf(gamedescription, "%s\n");
D_AddFile(iwadfile);
IdentifyIWADByName(iwadfile);
result = 1;
if (doomiwaddir != NULL)
{
result = Find_IWADS_Dir(doomiwaddir);
}
else if (result == 0)
{
result = Find_IWADS_Dir(".") || Find_IWADS_Dir("mass0:/ps2doom") || Find_IWADS_Dir("pfs0:/ps2doom");
}
else
{
I_Error("Game mode indeterminate. No IWAD file was found. Try\n" "specifying one with the '-iwad' command line parameter.\n");
}
}
/// pad init
int ret;
ret = SifLoadModule("rom0:SIO2MAN", 0, NULL);
if (ret < 0)
{
printf("sifLoadModule sio failed: %d\n", ret);
SleepThread();
}
ret = SifLoadModule("rom0:XPADMAN", 0, NULL);
if (ret < 0)
{
printf("sifLoadModule pad failed: %d\n", ret);
SleepThread();
}
printf("padInit(0);\n");
padInit(0);
int port = 0; // 0 -> Connector 1, 1 -> Connector 2
printf("int port = 0;\n");
int slot = 0; // Always zero if not using multitap
printf("PortMax: %d\n", padGetPortMax());
printf("SlotMax: %d\n", padGetSlotMax(port));
if((ret = padPortOpen(port, slot, padBuf)) == 0) {
printf("padOpenPort failed: %d\n", ret);
SleepThread();
}
if(!initializePad(port, slot)) {
printf("pad initalization failed!\n");
SleepThread();
}
int ymin = 6, nWadsFound = 0;
int y = ymin;
char* foundwadfiles[MAXWADFILES];
char* foundfile = NULL;
int foundwadfiles_index = 0;
checkForWadFile(doom2fwad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
checkForWadFile(doom2wad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
checkForWadFile(plutoniawad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
checkForWadFile(tntwad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
checkForWadFile(doomuwad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
checkForWadFile(doomwad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
checkForWadFile(doom1wad, foundwadfiles, foundfile, &foundwadfiles_index, &nWadsFound);
int index = 0;
int ymax = y + nWadsFound - 1;
if (nWadsFound > 0)
{
int butres = 0;
u32 old_pad = 0;
u32 new_pad = 0;
int timeout = 100; // TBD : read from config?
if (nWadsFound == 1)
timeout = 0;
int wait_for_user = 0;
while(timeout != 0 || wait_for_user == 1)
{
butres = padUtils_ReadButtonWait(port, slot, old_pad, new_pad);
if(butres != 0)
{
wait_for_user = 1;
}
if(butres == PAD_UP)
{
y--;
if(y < ymin)
y = ymin;
}
else if(butres == PAD_DOWN)
{
y++;
if(y > ymax)
y = ymax;
}
else if(butres == PAD_CROSS || butres == PAD_CIRCLE)
{
break;
}
SDL_SYS_TimerInit();
if(timeout != 0)
timeout--;
}
padPortClose(port, slot);
// find out which wad selected
index = y - ymin;
char* selected_wad = foundwadfiles[index];
if ( strcmp(doom1wad, selected_wad) == 0 )
{
gamemode = shareware;
sprintf(currentWadName, "doom1sav");
D_AddFile (doom1wad);
return;
}
if ( strcmp(doom2fwad, selected_wad) == 0 )
{
gamemode = commercial;
// C'est ridicule!