main/inferno.c

   1 /* $Id: inferno.c,v 1.109 2006-07-29 04:02:49 chris Exp $ */
   2 /*
   3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   4 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   7 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   9 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
  10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  13 */
  14
  15 /*
  16  *
  17  * inferno.c: Entry point of program (main procedure)
  18  *
  19  * After main initializes everything, most of the time is spent in the loop
  20  * while (Function_mode != FMODE_EXIT)
  21  * In this loop, the main menu is brought up first.
  22  *
  23  * main() for Inferno
  24  *
  25  */
  26
  27 #ifdef HAVE_CONFIG_H
  28 #include <conf.h>
  29 #endif
  30
  31 char copyright[] = "DESCENT II  COPYRIGHT (C) 1994-1996 PARALLAX SOFTWARE CORPORATION";
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36 #include <limits.h>
  37
  38 #ifdef __unix__
  39 #include <unistd.h>
  40 #include <sys/stat.h>
  41 #include <sys/types.h>
  42 #endif
  43
  44 #include <physfs.h>
  45
  46 #include "pstypes.h"
  47 #include "strutil.h"
  48 #include "console.h"
  49 #include "gr.h"
  50 #include "fix.h"
  51 #include "vecmat.h"
  52 #include "mono.h"
  53 #include "key.h"
  54 #include "timer.h"
  55 #include "3d.h"
  56 #include "bm.h"
  57 #include "inferno.h"
  58 #include "error.h"
  59 #include "game.h"
  60 #include "segment.h"            //for Side_to_verts
  61 #include "u_mem.h"
  62 #include "segpoint.h"
  63 #include "screens.h"
  64 #include "texmap.h"
  65 #include "texmerge.h"
  66 #include "menu.h"
  67 #include "wall.h"
  68 #include "polyobj.h"
  69 #include "effects.h"
  70 #include "digi.h"
  71 #include "palette.h"
  72 #include "args.h"
  73 #include "sounds.h"
  74 #include "titles.h"
  75 #include "player.h"
  76 #include "text.h"
  77 #include "newdemo.h"
  78 #ifdef NETWORK
  79 #include "network.h"
  80 #include "modem.h"
  81 #endif
  82 #include "gamefont.h"
  83 #include "kconfig.h"
  84 #include "mouse.h"
  85 #include "joy.h"
  86 #include "newmenu.h"
  87 #include "desc_id.h"
  88 #include "config.h"
  89 #include "joydefs.h"
  90 #include "multi.h"
  91 #include "songs.h"
  92 #include "cfile.h"
  93 #include "gameseq.h"
  94 #include "gamepal.h"
  95 #include "mission.h"
  96 #include "movie.h"
  97
  98 // #  include "3dfx_des.h"
  99
 100 //added on 9/30/98 by Matt Mueller for selectable automap modes
 101 #include "automap.h"
 102 //end addition -MM
 103
 104 #include "../texmap/scanline.h" //for select_tmap -MM
 105
 106 #ifdef EDITOR
 107 #include "editor/editor.h"
 108 #include "editor/kdefs.h"
 109 #include "ui.h"
 110 #endif
 111
 112 #ifndef __MSDOS__
 113 #include <SDL.h>
 114 #endif
 115
 116 #include "vers_id.h"
 117
 118 void mem_init(void);
 119 void arch_init(void);
 120 void arch_init_start(void);
 121
 122 //Current version number
 123
 124 ubyte Version_major = 1;                //FULL VERSION
 125 ubyte Version_minor = 2;
 126
 127 //static const char desc_id_checksum_str[] = DESC_ID_CHKSUM_TAG "0000"; // 4-byte checksum
 128 char desc_id_exit_num = 0;
 129
 130 int Function_mode=FMODE_MENU;           //game or editor?
 131 int Screen_mode=-1;                                     //game screen or editor screen?
 132
 133 //--unused-- grs_bitmap Inferno_bitmap_title;
 134
 135 int WVIDEO_running=0;           //debugger can set to 1 if running
 136
 137 //--unused-- int Cyberman_installed=0;                  // SWIFT device present
 138 ubyte CybermouseActive=0;
 139
 140 #ifdef __WATCOMC__
 141 int __far descent_critical_error_handler( unsigned deverr, unsigned errcode, unsigned __far * devhdr );
 142 #endif
 143
 144 void check_joystick_calibration(void);
 145
 146 void show_order_form(void);
 147
 148 //--------------------------------------------------------------------------
 149
 150 extern int piggy_low_memory;
 151
 152
 153 int descent_critical_error = 0;
 154 unsigned descent_critical_deverror = 0;
 155 unsigned descent_critical_errcode = 0;
 156
 157 extern int Network_allow_socket_changes;
 158
 159 extern void vfx_set_palette_sub(ubyte *);
 160
 161 extern int VR_low_res;
 162
 163 extern int Config_vr_type;
 164 extern int Config_vr_resolution;
 165 extern int Config_vr_tracking;
 166
 167 #define LINE_LEN        100
 168
 169 //read help from a file & print to screen
 170 void print_commandline_help()
 171 {
 172         CFILE *ifile;
 173         int have_binary=0;
 174         char line[LINE_LEN];
 175
 176         ifile = cfopen("help.tex","rb");
 177         if (!ifile) {
 178                 ifile = cfopen("help.txb","rb");
 179                 if (!ifile)
 180                         Warning("Cannot load help text file.");
 181                 have_binary = 1;
 182         }
 183
 184         if (ifile)
 185         {
 186         char *end;
 187
 188                 while ((end = cfgets(line,LINE_LEN,ifile))) {
 189
 190                         if (have_binary)
 191                                 decode_text_line (line);
 192
 193             // This is the only use of cfgets that needs the CR
 194                         strcat(end, "\n");
 195
 196                         if (line[0] == ';')
 197                                 continue;               //don't show comments
 198
 199                         printf("%s",line);
 200
 201                 }
 202
 203                 cfclose(ifile);
 204
 205         }
 206
 207 //      printf( " Diagnostic:\n\n");
 208 //      printf( "  -emul           %s\n", "Certain video cards need this option in order to run game");
 209 //      printf( "  -ddemul         %s\n", "If -emul doesn't work, use this option");
 210 //      printf( "\n");
 211 #ifdef EDITOR
 212         printf( " Editor Options:\n\n");
 213         printf( "  -autoload <file>%s\n", "Autoload a level in the editor");
 214         printf( "  -hoarddata      %s\n","Make the hoard ham file from some files, then exit");
 215 //      printf( "  -nobm           %s\n","FIXME: Undocumented");
 216         printf( "\n");
 217 #endif
 218         printf( " D2X Options:\n\n");
 219         printf( "  -noredundancy   %s\n", "Do not send messages when picking up redundant items in multi");
 220         printf( "  -shortpackets   %s\n", "Set shortpackets to default as on");
 221 #ifdef OGL // currently only does anything on ogl build, so don't advertise othewise.
 222         printf("  -renderstats    %s\n", "Enable renderstats info by default");
 223 #endif
 224         printf( "  -maxfps <n>     %s\n", "Set maximum framerate (1-100)");
 225         printf( "  -notitles       %s\n", "Do not show titlescreens on startup");
 226         printf( "  -hogdir <dir>   %s\n", "set shared data directory to <dir>");
 227 #ifdef __unix__
 228         printf( "  -nohogdir       %s\n", "don't try to use shared data directory");
 229         printf( "  -userdir <dir>  %s\n", "set user dir to <dir> instead of $HOME/.d2x");
 230 #endif
 231         printf( "  -ini <file>     %s\n", "option file (alternate to command line), defaults to d2x.ini");
 232         printf( "  -autodemo       %s\n", "Start in demo mode");
 233         printf( "  -bigpig         %s\n","FIXME: Undocumented");
 234         printf( "  -bspgen         %s\n","FIXME: Undocumented");
 235 //      printf( "  -cdproxy        %s\n","FIXME: Undocumented");
 236 #ifndef NDEBUG
 237         printf( "  -checktime      %s\n","FIXME: Undocumented");
 238         printf( "  -showmeminfo    %s\n","FIXME: Undocumented");
 239 #endif
 240 //      printf( "  -codereadonly   %s\n","FIXME: Undocumented");
 241 //      printf( "  -cyberimpact    %s\n","FIXME: Undocumented");
 242         printf( "  -debug          %s\n","Enable very verbose output");
 243 //      printf( "  -debugmode      %s\n","FIXME: Undocumented");
 244 //      printf( "  -disallowgfx    %s\n","FIXME: Undocumented");
 245 //      printf( "  -disallowreboot %s\n","FIXME: Undocumented");
 246 //      printf( "  -dynamicsockets %s\n","FIXME: Undocumented");
 247 //      printf( "  -forcegfx       %s\n","FIXME: Undocumented");
 248 #ifdef SDL_INPUT
 249         printf( "  -grabmouse      %s\n","Keeps the mouse from wandering out of the window");
 250 #endif
 251 //      printf( "  -hw_3dacc       %s\n","FIXME: Undocumented");
 252 #ifndef RELEASE
 253         printf( "  -invulnerability %s\n","Make yourself invulnerable");
 254 #endif
 255         printf( "  -ipxnetwork <num> %s\n","Use IPX network number <num>");
 256         printf( "  -jasen          %s\n","FIXME: Undocumented");
 257         printf( "  -joyslow        %s\n","FIXME: Undocumented");
 258 #ifdef NETWORK
 259         printf( "  -kali           %s\n","use Kali for networking");
 260 #endif
 261 //      printf( "  -logfile        %s\n","FIXME: Undocumented");
 262         printf( "  -lowresmovies   %s\n","Play low resolution movies if available (for slow machines)");
 263 #if defined(EDITOR) || !defined(MACDATA)
 264         printf( "  -macdata        %s\n","Read (and, for editor, write) mac data files (swap colors)");
 265 #endif
 266 //      printf( "  -memdbg         %s\n","FIXME: Undocumented");
 267 //      printf( "  -monodebug      %s\n","FIXME: Undocumented");
 268         printf( "  -nocdrom        %s\n","FIXME: Undocumented");
 269 #ifdef __DJGPP__
 270         printf( "  -nocyberman     %s\n","FIXME: Undocumented");
 271 #endif
 272 #ifndef NDEBUG
 273         printf( "  -nofade         %s\n","Disable fades");
 274 #endif
 275 #ifdef NETWORK
 276         printf( "  -nomatrixcheat  %s\n","FIXME: Undocumented");
 277         printf( "  -norankings     %s\n","Disable multiplayer ranking system");
 278         printf( "  -packets <num>  %s\n","Specifies the number of packets per second\n");
 279 //      printf( "  -showaddress    %s\n","FIXME: Undocumented");
 280         printf( "  -socket         %s\n","FIXME: Undocumented");
 281 #endif
 282 #if !defined(MACINTOSH) && !defined(WINDOWS)
 283         printf( "  -nomixer        %s\n","Don't crank music volume");
 284 //      printf( "  -superhires     %s\n","Allow higher-resolution modes");
 285 #endif
 286 //      printf( "  -nomodex        %s\n","FIXME: Undocumented");
 287 #ifndef RELEASE
 288         printf( "  -nomovies       %s\n","Don't play movies");
 289         printf( "  -noscreens      %s\n","Skip briefing screens");
 290 #endif
 291         printf( "  -noredbook      %s\n","Disable redbook audio");
 292         printf( "  -norun          %s\n","Bail out after initialization");
 293 //      printf( "  -ordinaljoy     %s\n","FIXME: Undocumented");
 294 //      printf( "  -rtscts         %s\n","Same as -ctsrts");
 295 //      printf( "  -semiwin        %s\n","Use non-fullscreen mode");
 296 //      printf( "  -specialdevice  %s\n","FIXME: Undocumented");
 297 #ifdef TACTILE
 298         printf( "  -stickmag       %s\n","FIXME: Undocumented");
 299 #endif
 300 //      printf( "  -stopwatch      %s\n","FIXME: Undocumented");
 301         printf( "  -subtitles      %s\n","Turn on movie subtitles (English-only)");
 302 //      printf( "  -sysram         %s\n","FIXME: Undocumented");
 303         printf( "  -text <file>    %s\n","Specify alternate .tex file");
 304 //      printf( "  -tsengdebug1    %s\n","FIXME: Undocumented");
 305 //      printf( "  -tsengdebug2    %s\n","FIXME: Undocumented");
 306 //      printf( "  -tsengdebug3    %s\n","FIXME: Undocumented");
 307 //      printf( "  -vidram         %s\n","FIXME: Undocumented");
 308         printf( "  -xcontrol       %s\n","FIXME: Undocumented");
 309         printf( "  -xname          %s\n","FIXME: Undocumented");
 310         printf( "  -xver           %s\n","FIXME: Undocumented");
 311         printf( "  -tmap <t>       %s\n","select texmapper to use (c,fp,i386,pent,ppro)");
 312 #ifdef __MSDOS__
 313         printf( "  -<X>x<Y>        %s\n", "Change screen resolution. Options:");
 314         printf( "                     320x100;320x200;320x240;320x400;640x400;640x480;800x600;1024x768\n");
 315 #else
 316         printf( "  -<X>x<Y>        %s\n", "Change screen resolution to <X> by <Y>");
 317 #endif
 318         printf("  -niceautomap    %s\n", "Free cpu while doing automap");
 319         printf( "  -automap<X>x<Y> %s\n","Set automap resolution to <X> by <Y>");
 320         printf( "  -automap_gameres %s\n","Set automap to use the same resolution as in game");
 321 //      printf( "  -menu<X>x<Y>    %s\n","Set menu resolution to <X> by <Y>");
 322 //      printf( "  -menu_gameres   %s\n","Set menus to use the same resolution as in game");
 323         printf("  -rearviewtime t %s\n", "time holding rearview key to use toggle mode (default 0.0625 seconds)");
 324         printf( "\n");
 325
 326         printf( "D2X System Options:\n\n");
 327 #ifdef __MSDOS__
 328         printf("  -ihaveabrokenmouse %s\n", "try to make mouse work if it is not currently");
 329         printf( "  -joy209         %s\n", "Use alternate port 209 for joystick");
 330 #endif
 331 #ifdef GR_SUPPORTS_FULLSCREEN_TOGGLE
 332         printf( "  -fullscreen     %s\n", "Use fullscreen mode if available");
 333 #endif
 334 #ifdef OGL
 335         printf( "  -gl_texmagfilt <f> %s\n","set GL_TEXTURE_MAG_FILTER (see readme.d1x)");
 336         printf( "  -gl_texminfilt <f> %s\n","set GL_TEXTURE_MIN_FILTER (see readme.d1x)");
 337         printf("  -gl_mipmap      %s\n", "set gl texture filters to \"standard\" (bilinear) mipmapping");
 338         printf("  -gl_trilinear   %s\n", "set gl texture filters to trilinear mipmapping");
 339         printf( "  -gl_simple      %s\n","set gl texture filters to gl_nearest for \"original\" look. (default)");
 340         printf("  -gl_anisotropy <f> %s\n", "set maximum degree of anisotropy to <f>");
 341         printf( "  -gl_alttexmerge %s\n","use new texmerge, usually uses less ram (default)");
 342         printf( "  -gl_stdtexmerge %s\n","use old texmerge, uses more ram, but _might_ be a bit faster");
 343 #ifdef GR_SUPPORTS_FULLSCREEN_TOGGLE
 344         printf( "  -gl_voodoo      %s\n","force fullscreen mode only");
 345 #endif
 346         printf( "  -gl_16bittextures %s\n","attempt to use 16bit textures");
 347         printf("  -gl_16bpp       %s\n", "attempt to use 16bit screen mode");
 348         printf( "  -gl_reticle <r> %s\n","use OGL reticle 0=never 1=above 320x* 2=always");
 349         printf( "  -gl_intensity4_ok %s\n","FIXME: Undocumented");
 350         printf( "  -gl_luminance4_alpha4_ok %s\n","FIXME: Undocumented");
 351         printf( "  -gl_readpixels_ok %s\n","FIXME: Undocumented");
 352         printf( "  -gl_rgba2_ok    %s\n","FIXME: Undocumented");
 353 //      printf( "  -gl_test1       %s\n","FIXME: Undocumented");
 354         printf( "  -gl_test2       %s\n","FIXME: Undocumented");
 355         printf( "  -gl_vidmem      %s\n","FIXME: Undocumented");
 356 #ifdef OGL_RUNTIME_LOAD
 357         printf( "  -gl_library <l> %s\n","use alternate opengl library");
 358 #endif
 359 #ifdef WGL_VIDEO
 360         printf("  -gl_refresh <r> %s\n", "set refresh rate (in fullscreen mode)");
 361 #endif
 362 #endif
 363 #ifdef SDL_VIDEO
 364         printf( "  -nosdlvidmodecheck %s\n", "Some X servers don't like checking vidmode first, so just switch");
 365         printf( "  -hwsurface      %s\n","FIXME: Undocumented");
 366 #endif
 367 #ifdef NETWORK
 368         printf("  -udp            %s\n", "Specify options for udp/ip:");
 369         printf("    @<shift>      %s\n", "  shift udp port base offset");
 370         printf("    =<HOST_LIST>  %s\n", "  broadcast both local and to HOST_LIST");
 371         printf("    +<HOST_LIST>  %s\n", "  broadcast only to HOST_LIST");
 372         printf("                  %s\n", "   HOSTS can be any IP or hostname")
 373                 ;
 374         printf("                  %s\n", "   HOSTS can also be in the form of <address>:<shift>");
 375         printf("                  %s\n", "   separate multiple HOSTS with a ,");
 376 #endif
 377 #ifdef __unix__
 378         printf( "  -serialdevice <s> %s\n", "Set serial/modem device to <s>");
 379         printf( "  -serialread <r> %s\n", "Set serial/modem to read from <r>");
 380 #endif
 381         printf( "\n Help:\n\n");
 382         printf( "  -help, -h, -?, ? %s\n", "View this help screen");
 383         printf( "\n");
 384 }
 385
 386 void do_joystick_init()
 387 {
 388
 389         if (!FindArg( "-nojoystick" ))  {
 390                 con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_6);
 391                 joy_init();
 392                 if ( FindArg( "-joyslow" ))     {
 393                         con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_7);
 394                         joy_set_slow_reading(JOY_SLOW_READINGS);
 395                 }
 396                 if ( FindArg( "-joypolled" ))   {
 397                         con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_8);
 398                         joy_set_slow_reading(JOY_POLLED_READINGS);
 399                 }
 400                 if ( FindArg( "-joybios" ))     {
 401                         con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_9);
 402                         joy_set_slow_reading(JOY_BIOS_READINGS);
 403                 }
 404
 405         //      Added from Descent v1.5 by John.  Adapted by Samir.
 406         } else {
 407                 con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_10);
 408         }
 409 }
 410
 411 //set this to force game to run in low res
 412 int disable_high_res=0;
 413
 414 void do_register_player(ubyte *title_pal)
 415 {
 416         Players[Player_num].callsign[0] = '\0';
 417
 418         if (!Auto_demo)         {
 419
 420                 key_flush();
 421
 422                 //now, before we bring up the register player menu, we need to
 423                 //do some stuff to make sure the palette is ok.  First, we need to
 424                 //get our current palette into the 2d's array, so the remapping will
 425                 //work.  Second, we need to remap the fonts.  Third, we need to fill
 426                 //in part of the fade tables so the darkening of the menu edges works
 427
 428                 memcpy(gr_palette,title_pal,sizeof(gr_palette));
 429                 remap_fonts_and_menus(1);
 430                 RegisterPlayer();               //get player's name
 431         }
 432
 433 }
 434
 435 #define PROGNAME argv[0]
 436
 437 extern char Language[];
 438
 439 //can we do highres menus?
 440 extern int MenuHiresAvailable;
 441
 442 int Inferno_verbose = 0;
 443
 444 //added on 11/18/98 by Victor Rachels to add -mission and -startgame
 445 int start_net_immediately = 0;
 446 //int start_with_mission = 0;
 447 //char *start_with_mission_name;
 448 //end this section addition
 449
 450 #define MENU_HIRES_MODE SM(640,480)
 451
 452 //      DESCENT II by Parallax Software
 453 //              Descent Main
 454
 455 //extern ubyte gr_current_pal[];
 456
 457 #ifdef  EDITOR
 458 int     Auto_exit = 0;
 459 char    Auto_file[128] = "";
 460 #endif
 461
 462 int main(int argc, char *argv[])
 463 {
 464         int i, t;
 465         ubyte title_pal[768];
 466
 467         mem_init();
 468         CON_Init();  // Initialise the console
 469
 470         error_init(NULL, NULL);
 471         PHYSFSX_init(argc, argv);
 472
 473         if ((t = FindArg("-autoexec")))
 474                 cmd_appendf("exec %s", Args[t+1]);
 475         else {
 476                 if (cfexist("autoexec.cfg"))
 477                         cmd_append("exec autoexec.cfg");
 478         }
 479
 480         if (FindArg("-debug"))
 481                 cvar_setint( &con_threshold, CON_DEBUG );
 482         else if (FindArg("-verbose"))
 483                 cvar_setint( &con_threshold, CON_VERBOSE );
 484
 485         if (! cfile_init("descent2.hog"))
 486                 if (! cfile_init("d2demo.hog"))
 487                         Warning("Could not find a valid hog file (descent2.hog or d2demo.hog)\nPossible locations are:\n"
 488 #ifdef __unix__
 489                               "\t$HOME/.d2x\n"
 490                               "\t" SHAREPATH "\n"
 491 #else
 492                                   "\tCurrent directory\n"
 493 #endif
 494                                   "Or use the -hogdir option to specify an alternate location.");
 495         load_text();
 496
 497         //print out the banner title
 498         con_printf(CON_NORMAL, "\nDESCENT 2 %s v%d.%d",VERSION_TYPE,Version_major,Version_minor);
 499         #ifdef VERSION_NAME
 500         con_printf(CON_NORMAL, "  %s", VERSION_NAME);
 501         #endif
 502         if (cfexist(MISSION_DIR "d2x.hog"))
 503                 con_printf(CON_NORMAL, "  Vertigo Enhanced");
 504
 505         con_printf(CON_NORMAL, "  %s %s\n", __DATE__,__TIME__);
 506         con_printf(CON_NORMAL, "%s\n%s\n",TXT_COPYRIGHT,TXT_TRADEMARK);
 507         con_printf(CON_NORMAL, "This is a MODIFIED version of Descent 2. Copyright (c) 1999 Peter Hawkins\n");
 508         con_printf(CON_NORMAL, "                                         Copyright (c) 2002 Bradley Bell\n");
 509
 510
 511         if (FindArg( "-?" ) || FindArg( "-help" ) || FindArg( "?" ) || FindArg( "-h" ) ) {
 512                 print_commandline_help();
 513                 set_exit_message("");
 514 #ifdef __MINGW32__
 515                 exit(0);  /* mingw hangs on this return.  dunno why */
 516 #endif
 517                 return(0);
 518         }
 519
 520         con_printf(CON_NORMAL, "\n");
 521         con_printf(CON_NORMAL, TXT_HELP, PROGNAME);             //help message has %s for program name
 522         con_printf(CON_NORMAL, "\n");
 523
 524         {
 525                 char **i, **list;
 526
 527                 for (i = PHYSFS_getSearchPath(); *i != NULL; i++)
 528                         con_printf(CON_VERBOSE, "PHYSFS: [%s] is in the search path.\n", *i);
 529
 530                 list = PHYSFS_getCdRomDirs();
 531                 for (i = list; *i != NULL; i++)
 532                         con_printf(CON_VERBOSE, "PHYSFS: cdrom dir [%s] is available.\n", *i);
 533                 PHYSFS_freeList(list);
 534
 535                 list = PHYSFS_enumerateFiles("");
 536                 for (i = list; *i != NULL; i++)
 537                         con_printf(CON_DEBUG, "PHYSFS: * We've got [%s].\n", *i);
 538                 PHYSFS_freeList(list);
 539         }
 540
 541         //(re)added Mar 30, 2003 Micah Lieske - Allow use of 22K sound samples again.
 542         if(FindArg("-sound22k"))
 543         {
 544                 digi_sample_rate = SAMPLE_RATE_22K;
 545         }
 546
 547         if(FindArg("-sound11k"))
 548         {
 549                 digi_sample_rate = SAMPLE_RATE_11K;
 550         }
 551
 552         arch_init_start();
 553
 554         arch_init();
 555
 556         //con_printf(CON_VERBOSE, "\n%s...", "Checking for Descent 2 CD-ROM");
 557
 558         if ((t = FindArg("-rearviewtime")))
 559         {
 560                 float f = atof(Args[t + 1]);
 561                 Rear_view_leave_time = f * f1_0;
 562         }
 563         con_printf(CON_VERBOSE, "Rear_view_leave_time=0x%x (%f sec)\n", Rear_view_leave_time, Rear_view_leave_time / (float)f1_0);
 564
 565         //added/edited 8/18/98 by Victor Rachels to set maximum fps <= 100
 566         if ((t = FindArg( "-maxfps" ))) {
 567                 t=atoi(Args[t+1]);
 568                 if (t > 0 && t <= MAX_FPS)
 569                         maxfps=t;
 570         }
 571         //end addition - Victor Rachels
 572
 573 #ifdef SUPPORTS_NICEFPS
 574         if (FindArg("-nicefps"))
 575                 use_nice_fps = 1;
 576         if (FindArg("-niceautomap"))
 577                 nice_automap = 1;
 578 #endif
 579
 580         if (FindArg("-renderstats"))
 581                 gr_renderstats = 1;
 582
 583         if ( FindArg( "-autodemo" ))
 584                 Auto_demo = 1;
 585
 586 #ifndef RELEASE
 587         if ( FindArg( "-noscreens" ) )
 588                 Skip_briefing_screens = 1;
 589 #endif
 590
 591         if ((t=FindArg("-tmap"))){
 592                 select_tmap(Args[t+1]);
 593         }else
 594                 select_tmap(NULL);
 595
 596         Lighting_on = 1;
 597
 598 //      if (init_graphics()) return 1;
 599
 600         #ifdef EDITOR
 601         if (gr_check_mode(SM(800, 600)) != 0)
 602         {
 603                 con_printf(CON_NORMAL, "The editor will not be available, press any key to start game...\n" );
 604                 Function_mode = FMODE_MENU;
 605         }
 606         #endif
 607
 608         if (!WVIDEO_running)
 609                 con_printf(CON_DEBUG,"WVIDEO_running = %d\n",WVIDEO_running);
 610
 611         con_printf (CON_VERBOSE, "%s", TXT_VERBOSE_1);
 612         ReadConfigFile();
 613
 614         do_joystick_init();
 615
 616         if (!VR_offscreen_buffer)       //if hasn't been initialied (by headset init)
 617                 set_display_mode(Default_display_mode); //..then set default display mode
 618
 619         {
 620                 int screen_width = 640;
 621                 int screen_height = 480;
 622
 623                 FindResArg("", &screen_width, &screen_height);
 624
 625                 // added 3/24/99 by Owen Evans for screen res changing
 626                 Game_screen_mode = SM(screen_width, screen_height);
 627                 // end added -OE
 628                 set_display_mode(Game_screen_mode);
 629
 630         }
 631         {
 632 // added/edited on 12/14/98 by Matt Mueller - override res in d1x.ini with command line args
 633                 int i, argnum = INT_MAX, w, h;
 634 // added on 9/30/98 by Matt Mueller for selectable automap modes - edited 11/21/99 whee, more fun with defines. - edited 03/31/02 to use new FindResArg.
 635 #define SMODE(V,VV,VG) if ((i=FindResArg(#V, &w, &h)) && (i < argnum)) { argnum = i; VV = SM(w, h); VG = 0; }
 636 #define SMODE_GR(V,VG) if ((i=FindArg("-" #V "_gameres"))){if (i<argnum) VG=1;}
 637 #define SMODE_PRINT(V,VV,VG) if (VG) con_printf(CON_VERBOSE, #V " using game resolution ...\n"); else con_printf(CON_VERBOSE, #V " using %ix%i ...\n",SM_W(VV),SM_H(VV) );
 638 // aren't #defines great? :)
 639 // end addition/edit -MM
 640 #define S_MODE(V,VV,VG) argnum = INT_MAX; SMODE(V, VV, VG); SMODE_GR(V, VG); SMODE_PRINT(V, VV, VG);
 641
 642                 S_MODE(automap,automap_mode,automap_use_game_res);
 643 //              S_MODE(menu,menu_screen_mode,menu_use_game_res);
 644          }
 645 //end addition -MM
 646
 647         i = FindArg( "-xcontrol" );
 648         if ( i > 0 )    {
 649                 kconfig_init_external_controls( strtol(Args[i+1], NULL, 0), strtol(Args[i+2], NULL, 0) );
 650         }
 651
 652         con_printf(CON_VERBOSE, "\n%s\n\n", TXT_INITIALIZING_GRAPHICS);
 653         if (FindArg("-nofade"))
 654                 grd_fades_disabled=1;
 655
 656         //determine whether we're using high-res menus & movies
 657         if (FindArg("-nohires") || FindArg("-nohighres") || (gr_check_mode(MENU_HIRES_MODE) != 0) || disable_high_res)
 658                 cvar_setint( &MovieHires, MenuHires = MenuHiresAvailable = 0 );
 659         else
 660                 //NOTE LINK TO ABOVE!
 661                 MenuHires = MenuHiresAvailable = 1;
 662
 663         if (FindArg( "-lowresmovies" ))
 664                 cvar_setint( &MovieHires, 0 );
 665
 666         if ((t=gr_init())!=0)                           //doesn't do much
 667                 Error(TXT_CANT_INIT_GFX,t);
 668
 669         con_printf(CON_VERBOSE, "Going into graphics mode...\n");
 670         gr_set_mode(MovieHires.intval?SM(640,480):SM(320,200));
 671
 672         // Load the palette stuff. Returns non-zero if error.
 673         con_printf(CON_DEBUG, "Initializing palette system...\n" );
 674         gr_use_palette_table(DEFAULT_PALETTE );
 675
 676         con_printf(CON_DEBUG, "Initializing font system...\n" );
 677         gamefont_init();        // must load after palette data loaded.
 678
 679         con_printf( CON_DEBUG, "Initializing movie libraries...\n" );
 680         init_movies();          //init movie libraries
 681
 682         if ( FindArg( "-notitles" ) )
 683                 songs_play_song( SONG_TITLE, 1);
 684         else
 685                 show_titles();
 686
 687         con_printf( CON_DEBUG, "\nShowing loading screen..." );
 688         show_loading_screen(title_pal); // title_pal is needed (see below)
 689
 690         CON_InitGFX(SWIDTH, SHEIGHT / 2);
 691
 692         con_printf( CON_DEBUG , "\nDoing bm_init..." );
 693         #ifdef EDITOR
 694         if (!bm_init_use_tbl())
 695         #endif
 696                 bm_init();
 697
 698         #ifdef EDITOR
 699         if (FindArg("-hoarddata") != 0)
 700         {
 701                 save_hoard_data();
 702                 exit(1);
 703         }
 704         #endif
 705
 706         //the bitmap loading code changes gr_palette, so restore it
 707         memcpy(gr_palette,title_pal,sizeof(gr_palette));
 708
 709         if ( FindArg( "-norun" ) )
 710                 return(0);
 711
 712         con_printf( CON_DEBUG, "\nInitializing 3d system..." );
 713         g3_init();
 714
 715         con_printf( CON_DEBUG, "\nInitializing texture caching system..." );
 716         texmerge_init( 10 );            // 10 cache bitmaps
 717
 718         con_printf( CON_DEBUG, "\nRunning game...\n" );
 719         set_screen_mode(SCREEN_MENU);
 720
 721         init_game();
 722
 723         //      If built with editor, option to auto-load a level and quit game
 724         //      to write certain data.
 725         #ifdef  EDITOR
 726         {       int t;
 727         if ( (t = FindArg( "-autoload" )) ) {
 728                 Auto_exit = 1;
 729                 strcpy(Auto_file, Args[t+1]);
 730         }
 731
 732         }
 733
 734         if (Auto_exit) {
 735                 strcpy(Players[0].callsign, "dummy");
 736         } else
 737         #endif
 738                 do_register_player(title_pal);
 739
 740         gr_palette_fade_out( title_pal, 32, 0 );
 741
 742         Game_mode = GM_GAME_OVER;
 743
 744         if (Auto_demo)  {
 745                 newdemo_start_playback("descent.dem");
 746                 if (Newdemo_state == ND_STATE_PLAYBACK )
 747                         Function_mode = FMODE_GAME;
 748         }
 749
 750         //do this here because the demo code can do a longjmp when trying to
 751         //autostart a demo from the main menu, never having gone into the game
 752         setjmp(LeaveGame);
 753
 754         while (Function_mode != FMODE_EXIT)
 755         {
 756                 switch( Function_mode ) {
 757                 case FMODE_MENU:
 758                         set_screen_mode(SCREEN_MENU);
 759                         if ( Auto_demo )        {
 760                                 newdemo_start_playback(NULL);           // Randomly pick a file
 761                                 if (Newdemo_state != ND_STATE_PLAYBACK)
 762                                         Error("No demo files were found for autodemo mode!");
 763                         } else {
 764                                 #ifdef EDITOR
 765                                 if (Auto_exit) {
 766                                         strcpy((char *)&Level_names[0], Auto_file);
 767                                         LoadLevel(1, 1);
 768                                         Function_mode = FMODE_EXIT;
 769                                         break;
 770                                 }
 771                                 #endif
 772
 773                                 check_joystick_calibration();
 774                                 gr_palette_clear();             //I'm not sure why we need this, but we do
 775                                 DoMenu();
 776                                 #ifdef EDITOR
 777                                 if ( Function_mode == FMODE_EDITOR )    {
 778                                         create_new_mine();
 779                                         SetPlayerFromCurseg();
 780                                         load_palette(NULL,1,0);
 781                                 }
 782                                 #endif
 783                         }
 784                         break;
 785                 case FMODE_GAME:
 786                         #ifdef EDITOR
 787                                 keyd_editor_mode = 0;
 788                         #endif
 789
 790 #ifdef SDL_INPUT
 791                         /* keep the mouse from wandering in SDL */
 792                         if (FindArg("-grabmouse"))
 793                             SDL_WM_GrabInput(SDL_GRAB_ON);
 794 #endif
 795
 796                         game();
 797
 798 #ifdef SDL_INPUT
 799                         /* give control back to the WM */
 800                         if (FindArg("-grabmouse"))
 801                             SDL_WM_GrabInput(SDL_GRAB_OFF);
 802 #endif
 803
 804                         if ( Function_mode == FMODE_MENU )
 805                                 songs_play_song( SONG_TITLE, 1 );
 806                         break;
 807                 #ifdef EDITOR
 808                 case FMODE_EDITOR:
 809                         keyd_editor_mode = 1;
 810                         editor();
 811 #ifdef __WATCOMC__
 812                         _harderr( (void*)descent_critical_error_handler );              // Reinstall game error handler
 813 #endif
 814                         if ( Function_mode == FMODE_GAME ) {
 815                                 Game_mode = GM_EDITOR;
 816                                 editor_reset_stuff_on_level();
 817                                 N_players = 1;
 818                         }
 819                         break;
 820                 #endif
 821                 default:
 822                         Error("Invalid function mode %d",Function_mode);
 823                 }
 824         }
 825
 826         WriteConfigFile();
 827
 828         if (!FindArg( "-notitles" ))
 829                 show_order_form();
 830
 831         #ifndef NDEBUG
 832         if ( FindArg( "-showmeminfo" ) )
 833                 show_mem_info = 1;              // Make memory statistics show
 834         #endif
 835
 836         return(0);              //presumably successful exit
 837 }
 838
 839
 840 void check_joystick_calibration()       {
 841         int x1, y1, x2, y2, c;
 842         fix t1;
 843
 844         if ( (Config_control_type!=CONTROL_JOYSTICK) &&
 845                   (Config_control_type!=CONTROL_FLIGHTSTICK_PRO) &&
 846                   (Config_control_type!=CONTROL_THRUSTMASTER_FCS) &&
 847                   (Config_control_type!=CONTROL_GRAVIS_GAMEPAD)
 848                 ) return;
 849
 850         joy_get_pos( &x1, &y1 );
 851
 852         t1 = timer_get_fixed_seconds();
 853         while( timer_get_fixed_seconds() < t1 + F1_0/100 )
 854                 ;
 855
 856         joy_get_pos( &x2, &y2 );
 857
 858         // If joystick hasn't moved...
 859         if ( (abs(x2-x1)<30) &&  (abs(y2-y1)<30) )      {
 860                 if ( (abs(x1)>30) || (abs(x2)>30) ||  (abs(y1)>30) || (abs(y2)>30) )    {
 861                         c = nm_messagebox( NULL, 2, TXT_CALIBRATE, TXT_SKIP, TXT_JOYSTICK_NOT_CEN );
 862                         if ( c==0 )     {
 863                                 joydefs_calibrate();
 864                         }
 865                 }
 866         }
 867
 868 }
 869
 870 void quit_request()
 871 {
 872 #ifdef NETWORK
 873 //      void network_abort_game();
 874 //      if(Network_status)
 875 //              network_abort_game();
 876 #endif
 877         exit(0);
 878 }