main/inferno.c

   1 /* $Id: inferno.c,v 1.101 2005-03-20 12:53:33 btb 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 "pa_enabl.h"       //$$POLY_ACC
  50 #include "gr.h"
  51 #include "fix.h"
  52 #include "vecmat.h"
  53 #include "mono.h"
  54 #include "key.h"
  55 #include "timer.h"
  56 #include "3d.h"
  57 #include "bm.h"
  58 #include "inferno.h"
  59 #include "error.h"
  60 #include "game.h"
  61 #include "segment.h"            //for Side_to_verts
  62 #include "u_mem.h"
  63 #include "segpoint.h"
  64 #include "screens.h"
  65 #include "texmap.h"
  66 #include "texmerge.h"
  67 #include "menu.h"
  68 #include "wall.h"
  69 #include "polyobj.h"
  70 #include "effects.h"
  71 #include "digi.h"
  72 #include "iff.h"
  73 #include "pcx.h"
  74 #include "palette.h"
  75 #include "args.h"
  76 #include "sounds.h"
  77 #include "titles.h"
  78 #include "player.h"
  79 #include "text.h"
  80 #include "newdemo.h"
  81 #ifdef NETWORK
  82 #include "network.h"
  83 #include "modem.h"
  84 #endif
  85 #include "gamefont.h"
  86 #include "kconfig.h"
  87 #include "mouse.h"
  88 #include "joy.h"
  89 #include "newmenu.h"
  90 #include "desc_id.h"
  91 #include "config.h"
  92 #include "joydefs.h"
  93 #include "multi.h"
  94 #include "songs.h"
  95 #include "cfile.h"
  96 #include "gameseq.h"
  97 #include "gamepal.h"
  98 #include "mission.h"
  99 #include "movie.h"
 100
 101 // #  include "3dfx_des.h"
 102
 103 //added on 9/30/98 by Matt Mueller for selectable automap modes
 104 #include "automap.h"
 105 //end addition -MM
 106
 107 #include "../texmap/scanline.h" //for select_tmap -MM
 108
 109 #if defined(POLY_ACC)
 110 #include "poly_acc.h"
 111 extern int Current_display_mode;        //$$ there's got to be a better way than hacking this.
 112 #endif
 113
 114 #ifdef EDITOR
 115 #include "editor/editor.h"
 116 #include "editor/kdefs.h"
 117 #include "ui.h"
 118 #endif
 119
 120 #ifndef __MSDOS__
 121 #include <SDL.h>
 122 #endif
 123
 124 #include "vers_id.h"
 125
 126 void mem_init(void);
 127 void arch_init(void);
 128 void arch_init_start(void);
 129
 130 //Current version number
 131
 132 ubyte Version_major = 1;                //FULL VERSION
 133 ubyte Version_minor = 2;
 134
 135 //static const char desc_id_checksum_str[] = DESC_ID_CHKSUM_TAG "0000"; // 4-byte checksum
 136 char desc_id_exit_num = 0;
 137
 138 int Function_mode=FMODE_MENU;           //game or editor?
 139 int Screen_mode=-1;                                     //game screen or editor screen?
 140
 141 //--unused-- grs_bitmap Inferno_bitmap_title;
 142
 143 int WVIDEO_running=0;           //debugger can set to 1 if running
 144
 145 //--unused-- int Cyberman_installed=0;                  // SWIFT device present
 146 ubyte CybermouseActive=0;
 147
 148 #ifdef __WATCOMC__
 149 int __far descent_critical_error_handler( unsigned deverr, unsigned errcode, unsigned __far * devhdr );
 150 #endif
 151
 152 void check_joystick_calibration(void);
 153
 154 void show_order_form(void);
 155
 156 //--------------------------------------------------------------------------
 157
 158 extern int piggy_low_memory;
 159
 160
 161 int descent_critical_error = 0;
 162 unsigned descent_critical_deverror = 0;
 163 unsigned descent_critical_errcode = 0;
 164
 165 extern int Network_allow_socket_changes;
 166
 167 extern void vfx_set_palette_sub(ubyte *);
 168
 169 extern int VR_low_res;
 170
 171 extern int Config_vr_type;
 172 extern int Config_vr_resolution;
 173 extern int Config_vr_tracking;
 174
 175 #define LINE_LEN        100
 176
 177 //read help from a file & print to screen
 178 void print_commandline_help()
 179 {
 180         CFILE *ifile;
 181         int have_binary=0;
 182         char line[LINE_LEN];
 183
 184         ifile = cfopen("help.tex","rb");
 185         if (!ifile) {
 186                 ifile = cfopen("help.txb","rb");
 187                 if (!ifile)
 188                         Warning("Cannot load help text file.");
 189                 have_binary = 1;
 190         }
 191
 192         if (ifile)
 193         {
 194         char *end;
 195
 196                 while ((end = cfgets(line,LINE_LEN,ifile))) {
 197
 198             // This is the only use of cfgets that needs the CR
 199             *end++ = '\n';
 200                         if (have_binary)
 201                                 decode_text_line (line);
 202
 203                         if (line[0] == ';')
 204                                 continue;               //don't show comments
 205
 206                         printf("%s",line);
 207
 208                 }
 209
 210                 cfclose(ifile);
 211
 212         }
 213
 214 //      printf( " Diagnostic:\n\n");
 215 //      printf( "  -emul           %s\n", "Certain video cards need this option in order to run game");
 216 //      printf( "  -ddemul         %s\n", "If -emul doesn't work, use this option");
 217 //      printf( "\n");
 218 #ifdef EDITOR
 219         printf( " Editor Options:\n\n");
 220         printf( "  -autoload <file>%s\n", "Autoload a level in the editor");
 221         printf( "  -hoarddata      %s\n","Make the hoard ham file from some files, then exit");
 222 //      printf( "  -nobm           %s\n","FIXME: Undocumented");
 223         printf( "\n");
 224 #endif
 225         printf( " D2X Options:\n\n");
 226         printf( "  -noredundancy   %s\n", "Do not send messages when picking up redundant items in multi");
 227         printf( "  -shortpackets   %s\n", "Set shortpackets to default as on");
 228 #ifdef OGL // currently only does anything on ogl build, so don't advertise othewise.
 229         printf("  -renderstats    %s\n", "Enable renderstats info by default");
 230 #endif
 231         printf( "  -maxfps <n>     %s\n", "Set maximum framerate (1-100)");
 232         printf( "  -notitles       %s\n", "Do not show titlescreens on startup");
 233         printf( "  -hogdir <dir>   %s\n", "set shared data directory to <dir>");
 234 #ifdef __unix__
 235         printf( "  -nohogdir       %s\n", "don't try to use shared data directory");
 236         printf( "  -userdir <dir>  %s\n", "set user dir to <dir> instead of $HOME/.d2x");
 237 #endif
 238         printf( "  -ini <file>     %s\n", "option file (alternate to command line), defaults to d2x.ini");
 239         printf( "  -autodemo       %s\n", "Start in demo mode");
 240         printf( "  -bigpig         %s\n","FIXME: Undocumented");
 241         printf( "  -bspgen         %s\n","FIXME: Undocumented");
 242 //      printf( "  -cdproxy        %s\n","FIXME: Undocumented");
 243 #ifndef NDEBUG
 244         printf( "  -checktime      %s\n","FIXME: Undocumented");
 245         printf( "  -showmeminfo    %s\n","FIXME: Undocumented");
 246 #endif
 247 //      printf( "  -codereadonly   %s\n","FIXME: Undocumented");
 248 //      printf( "  -cyberimpact    %s\n","FIXME: Undocumented");
 249         printf( "  -debug          %s\n","Enable very verbose output");
 250 //      printf( "  -debugmode      %s\n","FIXME: Undocumented");
 251 //      printf( "  -disallowgfx    %s\n","FIXME: Undocumented");
 252 //      printf( "  -disallowreboot %s\n","FIXME: Undocumented");
 253 //      printf( "  -dynamicsockets %s\n","FIXME: Undocumented");
 254 //      printf( "  -forcegfx       %s\n","FIXME: Undocumented");
 255 #ifdef SDL_INPUT
 256         printf( "  -grabmouse      %s\n","Keeps the mouse from wandering out of the window");
 257 #endif
 258 //      printf( "  -hw_3dacc       %s\n","FIXME: Undocumented");
 259 #ifndef RELEASE
 260         printf( "  -invulnerability %s\n","Make yourself invulnerable");
 261 #endif
 262         printf( "  -ipxnetwork <num> %s\n","Use IPX network number <num>");
 263         printf( "  -jasen          %s\n","FIXME: Undocumented");
 264         printf( "  -joyslow        %s\n","FIXME: Undocumented");
 265 #ifdef NETWORK
 266         printf( "  -kali           %s\n","use Kali for networking");
 267 #endif
 268 //      printf( "  -logfile        %s\n","FIXME: Undocumented");
 269         printf( "  -lowresmovies   %s\n","Play low resolution movies if available (for slow machines)");
 270 #if defined(EDITOR) || !defined(MACDATA)
 271         printf( "  -macdata        %s\n","Read (and, for editor, write) mac data files (swap colors)");
 272 #endif
 273 //      printf( "  -memdbg         %s\n","FIXME: Undocumented");
 274 //      printf( "  -monodebug      %s\n","FIXME: Undocumented");
 275         printf( "  -nocdrom        %s\n","FIXME: Undocumented");
 276 #ifdef __DJGPP__
 277         printf( "  -nocyberman     %s\n","FIXME: Undocumented");
 278 #endif
 279 #ifndef NDEBUG
 280         printf( "  -nofade         %s\n","Disable fades");
 281 #endif
 282 #ifdef NETWORK
 283         printf( "  -nomatrixcheat  %s\n","FIXME: Undocumented");
 284         printf( "  -norankings     %s\n","Disable multiplayer ranking system");
 285         printf( "  -packets <num>  %s\n","Specifies the number of packets per second\n");
 286 //      printf( "  -showaddress    %s\n","FIXME: Undocumented");
 287         printf( "  -socket         %s\n","FIXME: Undocumented");
 288 #endif
 289 #if !defined(MACINTOSH) && !defined(WINDOWS)
 290         printf( "  -nomixer        %s\n","Don't crank music volume");
 291 //      printf( "  -superhires     %s\n","Allow higher-resolution modes");
 292 #endif
 293 //      printf( "  -nomodex        %s\n","FIXME: Undocumented");
 294 #ifndef RELEASE
 295         printf( "  -nomovies       %s\n","Don't play movies");
 296         printf( "  -noscreens      %s\n","Skip briefing screens");
 297 #endif
 298 #if !defined(SHAREWARE) || ( defined(SHAREWARE) && defined(APPLE_DEMO) )
 299         printf( "  -noredbook      %s\n","Disable redbook audio");
 300 #endif
 301         printf( "  -norun          %s\n","Bail out after initialization");
 302 //      printf( "  -ordinaljoy     %s\n","FIXME: Undocumented");
 303 //      printf( "  -rtscts         %s\n","Same as -ctsrts");
 304 //      printf( "  -semiwin        %s\n","Use non-fullscreen mode");
 305 //      printf( "  -specialdevice  %s\n","FIXME: Undocumented");
 306 #ifdef TACTILE
 307         printf( "  -stickmag       %s\n","FIXME: Undocumented");
 308 #endif
 309 //      printf( "  -stopwatch      %s\n","FIXME: Undocumented");
 310         printf( "  -subtitles      %s\n","Turn on movie subtitles (English-only)");
 311 //      printf( "  -sysram         %s\n","FIXME: Undocumented");
 312         printf( "  -text <file>    %s\n","Specify alternate .tex file");
 313 //      printf( "  -tsengdebug1    %s\n","FIXME: Undocumented");
 314 //      printf( "  -tsengdebug2    %s\n","FIXME: Undocumented");
 315 //      printf( "  -tsengdebug3    %s\n","FIXME: Undocumented");
 316 //      printf( "  -vidram         %s\n","FIXME: Undocumented");
 317         printf( "  -xcontrol       %s\n","FIXME: Undocumented");
 318         printf( "  -xname          %s\n","FIXME: Undocumented");
 319         printf( "  -xver           %s\n","FIXME: Undocumented");
 320         printf( "  -tmap <t>       %s\n","select texmapper to use (c,fp,i386,pent,ppro)");
 321 #ifdef __MSDOS__
 322         printf( "  -<X>x<Y>        %s\n", "Change screen resolution. Options:");
 323         printf( "                     320x100;320x200;320x240;320x400;640x400;640x480;800x600;1024x768\n");
 324 #else
 325         printf( "  -<X>x<Y>        %s\n", "Change screen resolution to <X> by <Y>");
 326 #endif
 327         printf("  -niceautomap    %s\n", "Free cpu while doing automap");
 328         printf( "  -automap<X>x<Y> %s\n","Set automap resolution to <X> by <Y>");
 329         printf( "  -automap_gameres %s\n","Set automap to use the same resolution as in game");
 330 //      printf( "  -menu<X>x<Y>    %s\n","Set menu resolution to <X> by <Y>");
 331 //      printf( "  -menu_gameres   %s\n","Set menus to use the same resolution as in game");
 332         printf("  -rearviewtime t %s\n", "time holding rearview key to use toggle mode (default 0.0625 seconds)");
 333         printf( "\n");
 334
 335         printf( "D2X System Options:\n\n");
 336 #ifdef __MSDOS__
 337         printf("  -ihaveabrokenmouse %s\n", "try to make mouse work if it is not currently");
 338         printf( "  -joy209         %s\n", "Use alternate port 209 for joystick");
 339 #endif
 340 #ifdef GR_SUPPORTS_FULLSCREEN_TOGGLE
 341         printf( "  -fullscreen     %s\n", "Use fullscreen mode if available");
 342 #endif
 343 #ifdef OGL
 344         printf( "  -gl_texmagfilt <f> %s\n","set GL_TEXTURE_MAG_FILTER (see readme.d1x)");
 345         printf( "  -gl_texminfilt <f> %s\n","set GL_TEXTURE_MIN_FILTER (see readme.d1x)");
 346         printf("  -gl_mipmap      %s\n", "set gl texture filters to \"standard\" (bilinear) mipmapping");
 347         printf("  -gl_trilinear   %s\n", "set gl texture filters to trilinear mipmapping");
 348         printf( "  -gl_simple      %s\n","set gl texture filters to gl_nearest for \"original\" look. (default)");
 349         printf("  -gl_anisotropy <f> %s\n", "set maximum degree of anisotropy to <f>");
 350         printf( "  -gl_alttexmerge %s\n","use new texmerge, usually uses less ram (default)");
 351         printf( "  -gl_stdtexmerge %s\n","use old texmerge, uses more ram, but _might_ be a bit faster");
 352 #ifdef GR_SUPPORTS_FULLSCREEN_TOGGLE
 353         printf( "  -gl_voodoo      %s\n","force fullscreen mode only");
 354 #endif
 355         printf( "  -gl_16bittextures %s\n","attempt to use 16bit textures");
 356         printf("  -gl_16bpp       %s\n", "attempt to use 16bit screen mode");
 357         printf( "  -gl_reticle <r> %s\n","use OGL reticle 0=never 1=above 320x* 2=always");
 358         printf( "  -gl_intensity4_ok %s\n","FIXME: Undocumented");
 359         printf( "  -gl_luminance4_alpha4_ok %s\n","FIXME: Undocumented");
 360         printf( "  -gl_readpixels_ok %s\n","FIXME: Undocumented");
 361         printf( "  -gl_rgba2_ok    %s\n","FIXME: Undocumented");
 362 //      printf( "  -gl_test1       %s\n","FIXME: Undocumented");
 363         printf( "  -gl_test2       %s\n","FIXME: Undocumented");
 364         printf( "  -gl_vidmem      %s\n","FIXME: Undocumented");
 365 #ifdef OGL_RUNTIME_LOAD
 366         printf( "  -gl_library <l> %s\n","use alternate opengl library");
 367 #endif
 368 #ifdef WGL_VIDEO
 369         printf("  -gl_refresh <r> %s\n", "set refresh rate (in fullscreen mode)");
 370 #endif
 371 #endif
 372 #ifdef SDL_VIDEO
 373         printf( "  -nosdlvidmodecheck %s\n", "Some X servers don't like checking vidmode first, so just switch");
 374         printf( "  -hwsurface      %s\n","FIXME: Undocumented");
 375 #endif
 376 #ifdef NETWORK
 377         printf("  -udp            %s\n", "Specify options for udp/ip:");
 378         printf("    @<shift>      %s\n", "  shift udp port base offset");
 379         printf("    =<HOST_LIST>  %s\n", "  broadcast both local and to HOST_LIST");
 380         printf("    +<HOST_LIST>  %s\n", "  broadcast only to HOST_LIST");
 381         printf("                  %s\n", "   HOSTS can be any IP or hostname")
 382                 ;
 383         printf("                  %s\n", "   HOSTS can also be in the form of <address>:<shift>");
 384         printf("                  %s\n", "   separate multiple HOSTS with a ,");
 385 #endif
 386 #ifdef __unix__
 387         printf( "  -serialdevice <s> %s\n", "Set serial/modem device to <s>");
 388         printf( "  -serialread <r> %s\n", "Set serial/modem to read from <r>");
 389 #endif
 390         printf( "\n Help:\n\n");
 391         printf( "  -help, -h, -?, ? %s\n", "View this help screen");
 392         printf( "\n");
 393 }
 394
 395 void do_joystick_init()
 396 {
 397
 398         if (!FindArg( "-nojoystick" ))  {
 399                 con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_6);
 400                 joy_init();
 401                 if ( FindArg( "-joyslow" ))     {
 402                         con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_7);
 403                         joy_set_slow_reading(JOY_SLOW_READINGS);
 404                 }
 405                 if ( FindArg( "-joypolled" ))   {
 406                         con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_8);
 407                         joy_set_slow_reading(JOY_POLLED_READINGS);
 408                 }
 409                 if ( FindArg( "-joybios" ))     {
 410                         con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_9);
 411                         joy_set_slow_reading(JOY_BIOS_READINGS);
 412                 }
 413
 414         //      Added from Descent v1.5 by John.  Adapted by Samir.
 415         } else {
 416                 con_printf(CON_VERBOSE, "\n%s", TXT_VERBOSE_10);
 417         }
 418 }
 419
 420 //set this to force game to run in low res
 421 int disable_high_res=0;
 422
 423 void do_register_player(ubyte *title_pal)
 424 {
 425         Players[Player_num].callsign[0] = '\0';
 426
 427         if (!Auto_demo)         {
 428
 429                 key_flush();
 430
 431                 //now, before we bring up the register player menu, we need to
 432                 //do some stuff to make sure the palette is ok.  First, we need to
 433                 //get our current palette into the 2d's array, so the remapping will
 434                 //work.  Second, we need to remap the fonts.  Third, we need to fill
 435                 //in part of the fade tables so the darkening of the menu edges works
 436
 437                 memcpy(gr_palette,title_pal,sizeof(gr_palette));
 438                 remap_fonts_and_menus(1);
 439                 RegisterPlayer();               //get player's name
 440         }
 441
 442 }
 443
 444 #define PROGNAME argv[0]
 445
 446 extern char Language[];
 447
 448 //can we do highres menus?
 449 extern int MenuHiresAvailable;
 450
 451 int intro_played = 0;
 452
 453 int Inferno_verbose = 0;
 454
 455 //added on 11/18/98 by Victor Rachels to add -mission and -startgame
 456 int start_net_immediately = 0;
 457 //int start_with_mission = 0;
 458 //char *start_with_mission_name;
 459 //end this section addition
 460
 461 #if defined(POLY_ACC)
 462 #define MENU_HIRES_MODE SM_640x480x15xPA
 463 #else
 464 #define MENU_HIRES_MODE SM(640,480)
 465 #endif
 466
 467 //      DESCENT II by Parallax Software
 468 //              Descent Main
 469
 470 //extern ubyte gr_current_pal[];
 471
 472 #ifdef  EDITOR
 473 int     Auto_exit = 0;
 474 char    Auto_file[128] = "";
 475 #endif
 476
 477 int main(int argc, char *argv[])
 478 {
 479         int i, t;
 480         ubyte title_pal[768];
 481
 482         PHYSFS_init(argv[0]);
 483         PHYSFS_permitSymbolicLinks(1);
 484
 485         con_init();  // Initialise the console
 486         mem_init();
 487
 488         error_init(NULL, NULL);
 489
 490         PHYSFS_addToSearchPath(PHYSFS_getBaseDir(), 1);
 491         InitArgs( argc,argv );
 492
 493         if ((t = FindArg("-userdir"))
 494 #ifdef __unix__
 495          || 1   // or if it's a unix platform
 496 #endif
 497          )
 498         {
 499                 // This stuff below seems overly complicated - brad
 500
 501                 char *path = Args[t+1];
 502                 char fullPath[PATH_MAX + 5];
 503
 504 #ifdef __unix__
 505                 if (!t)
 506                         path = "~/.d2x";
 507 #endif
 508                 PHYSFS_removeFromSearchPath(PHYSFS_getBaseDir());
 509
 510                 if (path[0] == '~') // yes, this tilde can be put before non-unix paths.
 511                 {
 512                         const char *home = PHYSFS_getUserDir();
 513
 514                         strcpy(fullPath, home); // prepend home to the path
 515                         path++;
 516                         if (*path == *PHYSFS_getDirSeparator())
 517                                 path++;
 518                         strncat(fullPath, path, PATH_MAX + 5 - strlen(home));
 519                 }
 520                 else
 521                         strncpy(fullPath, path, PATH_MAX + 5);
 522
 523                 PHYSFS_setWriteDir(fullPath);
 524                 if (!PHYSFS_getWriteDir())  // need to make it
 525                 {
 526                         PHYSFS_mkdir(fullPath);
 527                         PHYSFS_setWriteDir(fullPath);
 528                 }
 529
 530                 PHYSFS_addToSearchPath(PHYSFS_getWriteDir(), 1);
 531                 AppendArgs();
 532         }
 533
 534         if (!PHYSFS_getWriteDir())
 535         {
 536                 PHYSFS_setWriteDir(PHYSFS_getBaseDir());
 537                 if (!PHYSFS_getWriteDir())
 538                         Error("can't set write dir\n");
 539                 else
 540                         PHYSFS_addToSearchPath(PHYSFS_getWriteDir(), 0);
 541         }
 542
 543         if (FindArg("-debug"))
 544                 con_threshold.value = (float)2;
 545         else if (FindArg("-verbose"))
 546                 con_threshold.value = (float)1;
 547
 548         //tell cfile where hogdir is
 549         if ((t=FindArg("-hogdir")))
 550                 PHYSFS_addToSearchPath(Args[t + 1], 1);
 551 #ifdef __unix__
 552         else if (!FindArg("-nohogdir"))
 553                 PHYSFS_addToSearchPath(SHAREPATH, 1);
 554 #endif
 555
 556         if (! cfile_init("descent2.hog"))
 557                 if (! cfile_init("d2demo.hog"))
 558                         Warning("Could not find a valid hog file (descent2.hog or d2demo.hog)\nPossible locations are:\n"
 559 #ifdef __unix__
 560                               "\t$HOME/.d2x\n"
 561                               "\t" SHAREPATH "\n"
 562 #else
 563                                   "\tCurrent directory\n"
 564 #endif
 565                                   "Or use the -hogdir option to specify an alternate location.");
 566         load_text();
 567
 568         //print out the banner title
 569         con_printf(CON_NORMAL, "\nDESCENT 2 %s v%d.%d",VERSION_TYPE,Version_major,Version_minor);
 570         #ifdef VERSION_NAME
 571         con_printf(CON_NORMAL, "  %s", VERSION_NAME);
 572         #endif
 573         if (cfexist(MISSION_DIR "d2x.hog"))
 574                 con_printf(CON_NORMAL, "  Vertigo Enhanced");
 575
 576         con_printf(CON_NORMAL, "  %s %s\n", __DATE__,__TIME__);
 577         con_printf(CON_NORMAL, "%s\n%s\n",TXT_COPYRIGHT,TXT_TRADEMARK);
 578         con_printf(CON_NORMAL, "This is a MODIFIED version of Descent 2. Copyright (c) 1999 Peter Hawkins\n");
 579         con_printf(CON_NORMAL, "                                         Copyright (c) 2002 Bradley Bell\n");
 580
 581
 582         if (FindArg( "-?" ) || FindArg( "-help" ) || FindArg( "?" ) || FindArg( "-h" ) ) {
 583                 print_commandline_help();
 584                 set_exit_message("");
 585 #ifdef __MINGW32__
 586                 exit(0);  /* mingw hangs on this return.  dunno why */
 587 #endif
 588                 return(0);
 589         }
 590
 591         con_printf(CON_NORMAL, "\n");
 592         con_printf(CON_NORMAL, TXT_HELP, PROGNAME);             //help message has %s for program name
 593         con_printf(CON_NORMAL, "\n");
 594
 595         {
 596                 char **i, **list;
 597
 598                 for (i = PHYSFS_getSearchPath(); *i != NULL; i++)
 599                         con_printf(CON_VERBOSE, "PHYSFS: [%s] is in the search path.\n", *i);
 600
 601                 list = PHYSFS_getCdRomDirs();
 602                 for (i = list; *i != NULL; i++)
 603                         con_printf(CON_VERBOSE, "PHYSFS: cdrom dir [%s] is available.\n", *i);
 604                 PHYSFS_freeList(list);
 605
 606                 list = PHYSFS_enumerateFiles("");
 607                 for (i = list; *i != NULL; i++)
 608                         con_printf(CON_DEBUG, "PHYSFS: * We've got [%s].\n", *i);
 609                 PHYSFS_freeList(list);
 610         }
 611
 612         //(re)added Mar 30, 2003 Micah Lieske - Allow use of 22K sound samples again.
 613         if(FindArg("-sound22k"))
 614         {
 615                 digi_sample_rate = SAMPLE_RATE_22K;
 616         }
 617
 618         if(FindArg("-sound11k"))
 619         {
 620                 digi_sample_rate = SAMPLE_RATE_11K;
 621         }
 622
 623         arch_init_start();
 624
 625         arch_init();
 626
 627         //con_printf(CON_VERBOSE, "\n%s...", "Checking for Descent 2 CD-ROM");
 628
 629         if ((t = FindArg("-rearviewtime")))
 630         {
 631                 float f = atof(Args[t + 1]);
 632                 Rear_view_leave_time = f * f1_0;
 633         }
 634         con_printf(CON_VERBOSE, "Rear_view_leave_time=0x%x (%f sec)\n", Rear_view_leave_time, Rear_view_leave_time / (float)f1_0);
 635
 636         //added/edited 8/18/98 by Victor Rachels to set maximum fps <= 100
 637         if ((t = FindArg( "-maxfps" ))) {
 638                 t=atoi(Args[t+1]);
 639                 if (t > 0 && t <= MAX_FPS)
 640                         maxfps=t;
 641         }
 642         //end addition - Victor Rachels
 643
 644 #ifdef SUPPORTS_NICEFPS
 645         if (FindArg("-nicefps"))
 646                 use_nice_fps = 1;
 647         if (FindArg("-niceautomap"))
 648                 nice_automap = 1;
 649 #endif
 650
 651         if (FindArg("-renderstats"))
 652                 gr_renderstats = 1;
 653
 654         if ( FindArg( "-autodemo" ))
 655                 Auto_demo = 1;
 656
 657 #ifndef RELEASE
 658         if ( FindArg( "-noscreens" ) )
 659                 Skip_briefing_screens = 1;
 660 #endif
 661
 662         if ((t=FindArg("-tmap"))){
 663                 select_tmap(Args[t+1]);
 664         }else
 665                 select_tmap(NULL);
 666
 667         Lighting_on = 1;
 668
 669 //      if (init_graphics()) return 1;
 670
 671         #ifdef EDITOR
 672         if (gr_check_mode(SM(800, 600)) != 0)
 673         {
 674                 con_printf(CON_NORMAL, "The editor will not be available, press any key to start game...\n" );
 675                 Function_mode = FMODE_MENU;
 676         }
 677         #endif
 678
 679         if (!WVIDEO_running)
 680                 con_printf(CON_DEBUG,"WVIDEO_running = %d\n",WVIDEO_running);
 681
 682         con_printf (CON_VERBOSE, "%s", TXT_VERBOSE_1);
 683         ReadConfigFile();
 684
 685         do_joystick_init();
 686
 687 #if defined(POLY_ACC)
 688     Current_display_mode = -1;
 689     game_init_render_buffers(SM_640x480x15xPA, 640, 480, VR_NONE, VRF_COMPATIBLE_MENUS+VRF_ALLOW_COCKPIT );
 690 #else
 691
 692         if (!VR_offscreen_buffer)       //if hasn't been initialied (by headset init)
 693                 set_display_mode(0);            //..then set default display mode
 694 #endif
 695
 696         {
 697                 int screen_width = 640;
 698                 int screen_height = 480;
 699                 int vr_mode = VR_NONE;
 700                 int screen_flags = VRF_USE_PAGING;
 701
 702                 if (FindResArg("", &screen_width, &screen_height))
 703                 {
 704                         /* stuff below mirrors values from display_mode_info in
 705                          * menu.c which is used by set_display_mode. In fact,
 706                          * set_display_mode should probably be rewritten to allow
 707                          * arbitrary resolutions, and then we get rid of this
 708                          * stuff here.
 709                          */
 710                         switch (SM(screen_width, screen_height))
 711                         {
 712                         case SM(320, 200):
 713                         case SM(640, 480):
 714                                 screen_flags = VRF_ALLOW_COCKPIT + VRF_COMPATIBLE_MENUS;
 715                                 break;
 716                         case SM(320, 400):
 717                                 screen_flags = VRF_USE_PAGING;
 718                                 break;
 719                         case SM(640, 400):
 720                         case SM(800, 600):
 721                         case SM(1024, 768):
 722                         case SM(1280, 1024):
 723                                 screen_flags = VRF_COMPATIBLE_MENUS;
 724                                 break;
 725                         }
 726
 727                         con_printf(CON_VERBOSE, "Using %ix%i ...\n", screen_width, screen_height);
 728                 }
 729
 730 // added ifdef on 9/30/98 by Matt Mueller to fix high res in linux
 731 #ifdef __MSDOS__
 732                 if (FindArg("-nodoublebuffer"))
 733 #endif
 734 // end addition -MM
 735                 {
 736                         con_printf(CON_VERBOSE, "Double-buffering disabled...\n");
 737                         screen_flags &= ~VRF_USE_PAGING;
 738                 }
 739
 740                 // added 3/24/99 by Owen Evans for screen res changing
 741                 Game_screen_mode = SM(screen_width, screen_height);
 742                 // end added -OE
 743                 game_init_render_buffers(Game_screen_mode, screen_width, screen_height, vr_mode, screen_flags);
 744
 745         }
 746         {
 747 // added/edited on 12/14/98 by Matt Mueller - override res in d1x.ini with command line args
 748                 int i, argnum = INT_MAX, w, h;
 749 // 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.
 750 #define SMODE(V,VV,VG) if ((i=FindResArg(#V, &w, &h)) && (i < argnum)) { argnum = i; VV = SM(w, h); VG = 0; }
 751 #define SMODE_GR(V,VG) if ((i=FindArg("-" #V "_gameres"))){if (i<argnum) VG=1;}
 752 #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) );
 753 // aren't #defines great? :)
 754 // end addition/edit -MM
 755 #define S_MODE(V,VV,VG) argnum = INT_MAX; SMODE(V, VV, VG); SMODE_GR(V, VG); SMODE_PRINT(V, VV, VG);
 756
 757                 S_MODE(automap,automap_mode,automap_use_game_res);
 758 //              S_MODE(menu,menu_screen_mode,menu_use_game_res);
 759          }
 760 //end addition -MM
 761
 762         i = FindArg( "-xcontrol" );
 763         if ( i > 0 )    {
 764                 kconfig_init_external_controls( strtol(Args[i+1], NULL, 0), strtol(Args[i+2], NULL, 0) );
 765         }
 766
 767         con_printf(CON_VERBOSE, "\n%s\n\n", TXT_INITIALIZING_GRAPHICS);
 768         if (FindArg("-nofade"))
 769                 grd_fades_disabled=1;
 770
 771         //determine whether we're using high-res menus & movies
 772 #if !defined(POLY_ACC)
 773         if (FindArg("-nohires") || FindArg("-nohighres") || (gr_check_mode(MENU_HIRES_MODE) != 0) || disable_high_res)
 774                 MovieHires = MenuHires = MenuHiresAvailable = 0;
 775         else
 776 #endif
 777                 //NOTE LINK TO ABOVE!
 778                 MenuHires = MenuHiresAvailable = 1;
 779
 780         if (FindArg( "-lowresmovies" ))
 781                 MovieHires = 0;
 782
 783         if ((t=gr_init())!=0)                           //doesn't do much
 784                 Error(TXT_CANT_INIT_GFX,t);
 785
 786    #ifdef _3DFX
 787    _3dfx_Init();
 788    #endif
 789
 790         // Load the palette stuff. Returns non-zero if error.
 791         con_printf(CON_DEBUG, "Initializing palette system...\n" );
 792         gr_use_palette_table(DEFAULT_PALETTE );
 793
 794         con_printf(CON_DEBUG, "Initializing font system...\n" );
 795         gamefont_init();        // must load after palette data loaded.
 796
 797         con_printf( CON_DEBUG, "Initializing movie libraries...\n" );
 798         init_movies();          //init movie libraries
 799
 800 #if 0
 801         con_printf(CON_VERBOSE, "Going into graphics mode...\n");
 802 #if defined(POLY_ACC)
 803         gr_set_mode(SM_640x480x15xPA);
 804 #else
 805         gr_set_mode(MovieHires?SM(640,480):SM(320,200));
 806 #endif
 807 #endif
 808
 809         if ( FindArg( "-notitles" ) )
 810                 songs_play_song( SONG_TITLE, 1);
 811         else
 812         {
 813 #ifndef SHAREWARE
 814                 int played=MOVIE_NOT_PLAYED;    //default is not played
 815 #endif
 816                 int song_playing = 0;
 817
 818                 #ifdef D2_OEM
 819                 #define MOVIE_REQUIRED 0
 820                 #else
 821                 #define MOVIE_REQUIRED 1
 822                 #endif
 823
 824                 {       //show bundler screens
 825                         char filename[FILENAME_LEN];
 826
 827                         played=MOVIE_NOT_PLAYED;        //default is not played
 828
 829             played = PlayMovie("pre_i.mve",0);
 830
 831                         if (!played) {
 832                 strcpy(filename,MenuHires?"pre_i1b.pcx":"pre_i1.pcx");
 833
 834                                 while (PHYSFS_exists(filename))
 835                                 {
 836                                         show_title_screen( filename, 1, 0 );
 837                     filename[5]++;
 838                                 }
 839                         }
 840                 }
 841
 842                 #ifndef SHAREWARE
 843                         init_subtitles("intro.tex");
 844                         played = PlayMovie("intro.mve",MOVIE_REQUIRED);
 845                         close_subtitles();
 846                 #endif
 847
 848                 if (played != MOVIE_NOT_PLAYED)
 849                         intro_played = 1;
 850                 else {                                          //didn't get intro movie, try titles
 851
 852                         played = PlayMovie("titles.mve",MOVIE_REQUIRED);
 853
 854                         if (played == MOVIE_NOT_PLAYED)
 855                         {
 856                                 char filename[FILENAME_LEN];
 857
 858 #if defined(POLY_ACC)
 859                                 gr_set_mode(SM_640x480x15xPA);
 860 #else
 861                                 gr_set_mode(MenuHires?SM(640,480):SM(320,200));
 862 #endif
 863 #ifdef OGL
 864                                 set_screen_mode(SCREEN_MENU);
 865 #endif
 866                                 con_printf( CON_DEBUG, "\nPlaying title song..." );
 867                                 songs_play_song( SONG_TITLE, 1);
 868                                 song_playing = 1;
 869                                 con_printf( CON_DEBUG, "\nShowing logo screens..." );
 870
 871                                 strcpy(filename, MenuHires?"iplogo1b.pcx":"iplogo1.pcx"); // OEM
 872                                 if (! cfexist(filename))
 873                                         strcpy(filename, "iplogo1.pcx"); // SHAREWARE
 874                                 if (! cfexist(filename))
 875                                         strcpy(filename, "mplogo.pcx"); // MAC SHAREWARE
 876                                 if (cfexist(filename))
 877                                         show_title_screen(filename, 1, 1);
 878
 879                                 strcpy(filename, MenuHires?"logob.pcx":"logo.pcx"); // OEM
 880                                 if (! cfexist(filename))
 881                                         strcpy(filename, "logo.pcx"); // SHAREWARE
 882                                 if (! cfexist(filename))
 883                                         strcpy(filename, "plogo.pcx"); // MAC SHAREWARE
 884                                 if (cfexist(filename))
 885                                         show_title_screen(filename, 1, 1);
 886                         }
 887                 }
 888
 889                 {       //show bundler movie or screens
 890
 891                         char filename[FILENAME_LEN];
 892                         PHYSFS_file *movie_handle;
 893
 894                         played=MOVIE_NOT_PLAYED;        //default is not played
 895
 896                         //check if OEM movie exists, so we don't stop the music if it doesn't
 897                         movie_handle = PHYSFS_openRead("oem.mve");
 898                         if (movie_handle)
 899                         {
 900                                 PHYSFS_close(movie_handle);
 901                                 played = PlayMovie("oem.mve",0);
 902                                 song_playing = 0;               //movie will kill sound
 903                         }
 904
 905                         if (!played) {
 906                                 strcpy(filename,MenuHires?"oem1b.pcx":"oem1.pcx");
 907
 908                                 while (PHYSFS_exists(filename))
 909                                 {
 910                                         show_title_screen( filename, 1, 0 );
 911                                         filename[3]++;
 912                                 }
 913                         }
 914                 }
 915
 916                 if (!song_playing)
 917                         songs_play_song( SONG_TITLE, 1);
 918
 919         }
 920
 921         PA_DFX (pa_splash());
 922
 923         con_printf( CON_DEBUG, "\nShowing loading screen..." );
 924         {
 925                 //grs_bitmap title_bm;
 926                 int pcx_error;
 927                 char filename[14];
 928
 929                 strcpy(filename, MenuHires?"descentb.pcx":"descent.pcx");
 930                 if (! cfexist(filename))
 931                         strcpy(filename, MenuHires?"descntob.pcx":"descento.pcx"); // OEM
 932                 if (! cfexist(filename))
 933                         strcpy(filename, "descentd.pcx"); // SHAREWARE
 934                 if (! cfexist(filename))
 935                         strcpy(filename, "descentb.pcx"); // MAC SHAREWARE
 936
 937 #if defined(POLY_ACC)
 938                 gr_set_mode(SM_640x480x15xPA);
 939 #else
 940                 gr_set_mode(MenuHires?SM(640,480):SM(320,200));
 941 #endif
 942 #ifdef OGL
 943                 set_screen_mode(SCREEN_MENU);
 944 #endif
 945
 946                 FontHires = FontHiresAvailable && MenuHires;
 947
 948                 if ((pcx_error=pcx_read_fullscr( filename, title_pal ))==PCX_ERROR_NONE)        {
 949                         //vfx_set_palette_sub( title_pal );
 950                         gr_palette_clear();
 951                         gr_palette_fade_in( title_pal, 32, 0 );
 952                         gr_update();
 953                 } else
 954                         Error( "Couldn't load pcx file '%s', PCX load error: %s\n",filename, pcx_errormsg(pcx_error));
 955         }
 956
 957         con_printf( CON_DEBUG , "\nDoing bm_init..." );
 958         #ifdef EDITOR
 959         if (!bm_init_use_tbl())
 960         #endif
 961                 bm_init();
 962
 963         #ifdef EDITOR
 964         if (FindArg("-hoarddata") != 0) {
 965                 #define MAX_BITMAPS_PER_BRUSH 30
 966                 grs_bitmap * bm[MAX_BITMAPS_PER_BRUSH];
 967                 grs_bitmap icon;
 968                 int nframes;
 969                 ubyte palette[256*3];
 970                 PHYSFS_file *ofile;
 971                 int iff_error,i;
 972                 char *sounds[] = {"selforb.raw","selforb.r22",          //SOUND_YOU_GOT_ORB
 973                                                                 "teamorb.raw","teamorb.r22",            //SOUND_FRIEND_GOT_ORB
 974                                                                 "enemyorb.raw","enemyorb.r22",  //SOUND_OPPONENT_GOT_ORB
 975                                                                 "OPSCORE1.raw","OPSCORE1.r22"}; //SOUND_OPPONENT_HAS_SCORED
 976
 977                 ofile = PHYSFSX_openWriteBuffered("hoard.ham");
 978
 979            iff_error = iff_read_animbrush("orb.abm",bm,MAX_BITMAPS_PER_BRUSH,&nframes,palette);
 980                 Assert(iff_error == IFF_NO_ERROR);
 981                 PHYSFS_writeULE16(ofile, nframes);
 982                 PHYSFS_writeULE16(ofile, bm[0]->bm_w);
 983                 PHYSFS_writeULE16(ofile, bm[0]->bm_h);
 984                 PHYSFS_write(ofile, palette, 3, 256);
 985                 for (i=0;i<nframes;i++)
 986                         PHYSFS_write(ofile, bm[i]->bm_data, bm[i]->bm_w*bm[i]->bm_h, 1);
 987
 988                 iff_error = iff_read_animbrush("orbgoal.abm",bm,MAX_BITMAPS_PER_BRUSH,&nframes,palette);
 989                 Assert(iff_error == IFF_NO_ERROR);
 990                 Assert(bm[0]->bm_w == 64 && bm[0]->bm_h == 64);
 991                 PHYSFS_writeULE16(ofile, nframes);
 992                 PHYSFS_write(ofile, palette, 3, 256);
 993                 for (i=0;i<nframes;i++)
 994                         PHYSFS_write(ofile, bm[i]->bm_data, bm[i]->bm_w*bm[i]->bm_h, 1);
 995
 996                 for (i=0;i<2;i++) {
 997                         iff_error = iff_read_bitmap(i?"orbb.bbm":"orb.bbm",&icon,BM_LINEAR,palette);
 998                         Assert(iff_error == IFF_NO_ERROR);
 999                         PHYSFS_writeULE16(ofile, icon.bm_w);
1000                         PHYSFS_writeULE16(ofile, icon.bm_h);
1001                         PHYSFS_write(ofile, palette, 3, 256);
1002                         PHYSFS_write(ofile, icon.bm_data, icon.bm_w*icon.bm_h, 1);
1003                 }
1004
1005                 for (i=0;i<sizeof(sounds)/sizeof(*sounds);i++) {
1006                         PHYSFS_file *ifile;
1007                         int size;
1008                         ubyte *buf;
1009
1010                         ifile = PHYSFS_openRead(sounds[i]);
1011                         Assert(ifile != NULL);
1012                         size = PHYSFS_fileLength(ifile);
1013                         buf = d_malloc(size);
1014                         PHYSFS_read(ifile, buf, size, 1);
1015                         PHYSFS_writeULE32(ofile, size);
1016                         PHYSFS_write(ofile, buf, size, 1);
1017                         d_free(buf);
1018                         PHYSFS_close(ifile);
1019                 }
1020
1021                 PHYSFS_close(ofile);
1022
1023                 exit(1);
1024         }
1025         #endif
1026
1027         //the bitmap loading code changes gr_palette, so restore it
1028         memcpy(gr_palette,title_pal,sizeof(gr_palette));
1029
1030         if ( FindArg( "-norun" ) )
1031                 return(0);
1032
1033         con_printf( CON_DEBUG, "\nInitializing 3d system..." );
1034         g3_init();
1035
1036         con_printf( CON_DEBUG, "\nInitializing texture caching system..." );
1037         texmerge_init( 10 );            // 10 cache bitmaps
1038
1039         con_printf( CON_DEBUG, "\nRunning game...\n" );
1040         set_screen_mode(SCREEN_MENU);
1041
1042         init_game();
1043
1044         //      If built with editor, option to auto-load a level and quit game
1045         //      to write certain data.
1046         #ifdef  EDITOR
1047         {       int t;
1048         if ( (t = FindArg( "-autoload" )) ) {
1049                 Auto_exit = 1;
1050                 strcpy(Auto_file, Args[t+1]);
1051         }
1052
1053         }
1054
1055         if (Auto_exit) {
1056                 strcpy(Players[0].callsign, "dummy");
1057         } else
1058         #endif
1059                 do_register_player(title_pal);
1060
1061         gr_palette_fade_out( title_pal, 32, 0 );
1062
1063         Game_mode = GM_GAME_OVER;
1064
1065         if (Auto_demo)  {
1066                 newdemo_start_playback("descent.dem");
1067                 if (Newdemo_state == ND_STATE_PLAYBACK )
1068                         Function_mode = FMODE_GAME;
1069         }
1070
1071         //do this here because the demo code can do a longjmp when trying to
1072         //autostart a demo from the main menu, never having gone into the game
1073         setjmp(LeaveGame);
1074
1075         while (Function_mode != FMODE_EXIT)
1076         {
1077                 switch( Function_mode ) {
1078                 case FMODE_MENU:
1079                         set_screen_mode(SCREEN_MENU);
1080                         if ( Auto_demo )        {
1081                                 newdemo_start_playback(NULL);           // Randomly pick a file
1082                                 if (Newdemo_state != ND_STATE_PLAYBACK)
1083                                         Error("No demo files were found for autodemo mode!");
1084                         } else {
1085                                 #ifdef EDITOR
1086                                 if (Auto_exit) {
1087                                         strcpy((char *)&Level_names[0], Auto_file);
1088                                         LoadLevel(1, 1);
1089                                         Function_mode = FMODE_EXIT;
1090                                         break;
1091                                 }
1092                                 #endif
1093
1094                                 check_joystick_calibration();
1095                                 gr_palette_clear();             //I'm not sure why we need this, but we do
1096                                 DoMenu();
1097                                 #ifdef EDITOR
1098                                 if ( Function_mode == FMODE_EDITOR )    {
1099                                         create_new_mine();
1100                                         SetPlayerFromCurseg();
1101                                         load_palette(NULL,1,0);
1102                                 }
1103                                 #endif
1104                         }
1105                         break;
1106                 case FMODE_GAME:
1107                         #ifdef EDITOR
1108                                 keyd_editor_mode = 0;
1109                         #endif
1110
1111 #ifdef SDL_INPUT
1112                         /* keep the mouse from wandering in SDL */
1113                         if (FindArg("-grabmouse"))
1114                             SDL_WM_GrabInput(SDL_GRAB_ON);
1115 #endif
1116
1117                         game();
1118
1119 #ifdef SDL_INPUT
1120                         /* give control back to the WM */
1121                         if (FindArg("-grabmouse"))
1122                             SDL_WM_GrabInput(SDL_GRAB_OFF);
1123 #endif
1124
1125                         if ( Function_mode == FMODE_MENU )
1126                                 songs_play_song( SONG_TITLE, 1 );
1127                         break;
1128                 #ifdef EDITOR
1129                 case FMODE_EDITOR:
1130                         keyd_editor_mode = 1;
1131                         editor();
1132 #ifdef __WATCOMC__
1133                         _harderr( (void*)descent_critical_error_handler );              // Reinstall game error handler
1134 #endif
1135                         if ( Function_mode == FMODE_GAME ) {
1136                                 Game_mode = GM_EDITOR;
1137                                 editor_reset_stuff_on_level();
1138                                 N_players = 1;
1139                         }
1140                         break;
1141                 #endif
1142                 default:
1143                         Error("Invalid function mode %d",Function_mode);
1144                 }
1145         }
1146
1147         WriteConfigFile();
1148
1149         if (!FindArg( "-notitles" ))
1150                 show_order_form();
1151
1152         #ifndef NDEBUG
1153         if ( FindArg( "-showmeminfo" ) )
1154                 show_mem_info = 1;              // Make memory statistics show
1155         #endif
1156
1157         return(0);              //presumably successful exit
1158 }
1159
1160
1161 void check_joystick_calibration()       {
1162         int x1, y1, x2, y2, c;
1163         fix t1;
1164
1165         if ( (Config_control_type!=CONTROL_JOYSTICK) &&
1166                   (Config_control_type!=CONTROL_FLIGHTSTICK_PRO) &&
1167                   (Config_control_type!=CONTROL_THRUSTMASTER_FCS) &&
1168                   (Config_control_type!=CONTROL_GRAVIS_GAMEPAD)
1169                 ) return;
1170
1171         joy_get_pos( &x1, &y1 );
1172
1173         t1 = timer_get_fixed_seconds();
1174         while( timer_get_fixed_seconds() < t1 + F1_0/100 )
1175                 ;
1176
1177         joy_get_pos( &x2, &y2 );
1178
1179         // If joystick hasn't moved...
1180         if ( (abs(x2-x1)<30) &&  (abs(y2-y1)<30) )      {
1181                 if ( (abs(x1)>30) || (abs(x2)>30) ||  (abs(y1)>30) || (abs(y2)>30) )    {
1182                         c = nm_messagebox( NULL, 2, TXT_CALIBRATE, TXT_SKIP, TXT_JOYSTICK_NOT_CEN );
1183                         if ( c==0 )     {
1184                                 joydefs_calibrate();
1185                         }
1186                 }
1187         }
1188
1189 }
1190
1191 void show_order_form()
1192 {
1193 #ifndef EDITOR
1194
1195         int pcx_error;
1196         unsigned char title_pal[768];
1197         char    exit_screen[16];
1198
1199         gr_set_current_canvas( NULL );
1200         gr_palette_clear();
1201
1202         key_flush();
1203
1204         strcpy(exit_screen, MenuHires?"ordrd2ob.pcx":"ordrd2o.pcx"); // OEM
1205         if (! cfexist(exit_screen))
1206                 strcpy(exit_screen, MenuHires?"orderd2b.pcx":"orderd2.pcx"); // SHAREWARE, prefer mac if hires
1207         if (! cfexist(exit_screen))
1208                 strcpy(exit_screen, MenuHires?"orderd2.pcx":"orderd2b.pcx"); // SHAREWARE, have to rescale
1209         if (! cfexist(exit_screen))
1210                 strcpy(exit_screen, MenuHires?"warningb.pcx":"warning.pcx"); // D1
1211         if (! cfexist(exit_screen))
1212                 return; // D2 registered
1213
1214         if ((pcx_error=pcx_read_fullscr( exit_screen, title_pal ))==PCX_ERROR_NONE) {
1215                 //vfx_set_palette_sub( title_pal );
1216                 gr_palette_fade_in( title_pal, 32, 0 );
1217                 gr_update();
1218                 while (!key_inkey() && !mouse_button_state(0)) {} //key_getch();
1219                 gr_palette_fade_out( title_pal, 32, 0 );
1220         }
1221         else
1222                 Int3();         //can't load order screen
1223
1224         key_flush();
1225
1226 #endif
1227 }
1228
1229 void quit_request()
1230 {
1231 #ifdef NETWORK
1232 //      void network_abort_game();
1233 //      if(Network_status)
1234 //              network_abort_game();
1235 #endif
1236         exit(0);
1237 }