src/menuui/credits.cpp

   1 /*
   2  * $Logfile: /Freespace2/code/MenuUI/Credits.cpp $
   3  * $Revision$
   4  * $Date$
   5  * $Author$
   6  *
   7  * C source file for displaying game credits
   8  *
   9  * $Log$
  10  * Revision 1.3  2002/05/27 22:43:02  theoddone33
  11  * Fix more glide symbols
  12  *
  13  * Revision 1.2  2002/05/07 03:16:46  theoddone33
  14  * The Great Newline Fix
  15  *
  16  * Revision 1.1.1.1  2002/05/03 03:28:09  root
  17  * Initial import.
  18  *
  19  *
  20  * 20    9/14/99 5:14a Dave
  21  * Fixed credits drawing in Glide.
  22  *
  23  * 19    9/13/99 1:53p Dave
  24  * Fixed completely brain dead code in credits_init().
  25  *
  26  * 18    9/09/99 10:55a Jefff
  27  *
  28  * 17    9/03/99 11:45a Jefff
  29  *
  30  * 16    9/01/99 5:28p Jefff
  31  * hi res art shows up now
  32  *
  33  * 15    9/01/99 4:20p Jefff
  34  * mo' pictures
  35  *
  36  * 14    9/01/99 12:19p Jefff
  37  * text splitting for long lines
  38  *
  39  * 13    7/19/99 2:13p Dave
  40  * Added some new strings for Heiko.
  41  *
  42  * 12    2/03/99 6:06p Dave
  43  * Groundwork for FS2 PXO usertracker support.  Gametracker support next.
  44  *
  45  * 11    2/03/99 11:44a Dave
  46  * Fixed d3d transparent textures.
  47  *
  48  * 10    2/01/99 5:55p Dave
  49  * Removed the idea of explicit bitmaps for buttons. Fixed text
  50  * highlighting for disabled gadgets.
  51  *
  52  * 9     1/30/99 9:01p Dave
  53  * Coord fixes.
  54  *
  55  * 8     1/30/99 5:08p Dave
  56  * More new hi-res stuff.Support for nice D3D textures.
  57  *
  58  * 7     1/29/99 12:47a Dave
  59  * Put in sounds for beam weapon. A bunch of interface screens (tech
  60  * database stuff).
  61  *
  62  * 6     1/28/99 1:46a Dave
  63  * Updated coords and bitmaps.
  64  *
  65  * 5     1/14/99 5:15p Neilk
  66  * changed credits, command debrief interfaces to high resolution support
  67  *
  68  * 4     11/20/98 4:08p Dave
  69  * Fixed flak effect in multiplayer.
  70  *
  71  * 3     10/13/98 9:28a Dave
  72  * Started neatening up freespace.h. Many variables renamed and
  73  * reorganized. Added AlphaColors.[h,cpp]
  74  *
  75  * 2     10/07/98 10:53a Dave
  76  * Initial checkin.
  77  *
  78  * 1     10/07/98 10:49a Dave
  79  *
  80  * 18    6/19/98 3:51p Lawrance
  81  * deal with foreign chars in the credits
  82  *
  83  * 17    6/01/98 11:43a John
  84  * JAS & MK:  Classified all strings for localization.
  85  *
  86  * 16    5/24/98 9:01p Lawrance
  87  * Add commit sounds when accept is pressed
  88  *
  89  * 15    5/20/98 1:04p Hoffoss
  90  * Made credits screen use new artwork and removed rating field usage from
  91  * Fred (a goal struct member).
  92  *
  93  * 14    5/12/98 4:17p Hoffoss
  94  * Make ctrl-arrows (up/down) switch between tech room screens.
  95  *
  96  * 13    5/12/98 11:21a Hoffoss
  97  * Disabled cutscene screen and simulator room.
  98  *
  99  * 12    5/11/98 8:04p Hoffoss
 100  * Fixed minor bugs.
 101  *
 102  * 11    4/22/98 3:35p John
 103  * String externalization marking
 104  *
 105  * 10    4/22/98 10:46a Hoffoss
 106  * Added images to credits screen.
 107  *
 108  * 9     4/21/98 7:07p Hoffoss
 109  * Fixed problem where when switching screens flashes old tab hilight once
 110  * before switching to new state.
 111  *
 112  * 8     4/17/98 3:28p Hoffoss
 113  * Added new credits screen code.
 114  *
 115  * 7     3/05/98 11:15p Hoffoss
 116  * Changed non-game key checking to use game_check_key() instead of
 117  * game_poll().
 118  *
 119  * 6     2/22/98 12:19p John
 120  * Externalized some strings
 121  *
 122  * 5     1/05/98 2:30p John
 123  * made credits.tbl display
 124  *
 125  * 4     9/19/97 5:14p Lawrance
 126  * use new naming convention for spooled music
 127  *
 128  * 3     8/31/97 6:38p Lawrance
 129  * pass in frametime to do_frame loop
 130  *
 131  * 2     4/22/97 11:06a Lawrance
 132  * credits music playing, credits screen is a separate state
 133  *
 134  * $NoKeywords: $
 135  */
 136
 137 #include <stdlib.h>
 138
 139 #include "gamesequence.h"
 140 #include "font.h"
 141 #include "key.h"
 142 #include "bmpman.h"
 143 #include "2d.h"
 144 #include "timer.h"
 145 #include "gamesnd.h"
 146 #include "audiostr.h"
 147 #include "eventmusic.h" /* for Master_event_music_volume */
 148 #include "cfile.h"
 149 #include "ui.h"
 150 #include "missionscreencommon.h"
 151 #include "player.h"
 152 #include "freespace.h"
 153 #include "alphacolors.h"
 154 #include "localize.h"
 155
 156 #define CREDITS_MUSIC_DELAY     2000
 157 #define CREDITS_SCROLL_RATE     15.0f
 158 #define CREDITS_ARTWORK_DISPLAY_TIME    9.0f
 159 #define CREDITS_ARTWORK_FADE_TIME               1.0f
 160
 161 #define NUM_BUTTONS                             5
 162 #define NUM_IMAGES                              46
 163
 164 #define TECH_DATABASE_BUTTON    0
 165 #define SIMULATOR_BUTTON                1
 166 #define CUTSCENES_BUTTON                2
 167 #define CREDITS_BUTTON                  3
 168 #define EXIT_BUTTON                             4
 169
 170 // inidicies for coordinates
 171 #define CREDITS_X_COORD 0
 172 #define CREDITS_Y_COORD 1
 173 #define CREDITS_W_COORD 2
 174 #define CREDITS_H_COORD 3
 175
 176 static char* Credits_bitmap_fname[GR_NUM_RESOLUTIONS] = {
 177         "Credits",                      // GR_640
 178         "2_Credits"
 179 };
 180
 181 static char* Credits_bitmap_mask_fname[GR_NUM_RESOLUTIONS] = {
 182         "Credits-M",                    // GR_640
 183         "2_Credits-M"
 184 };
 185
 186 int Credits_image_coords[GR_NUM_RESOLUTIONS][4] = {
 187         {
 188                 219, 15, 394, 286                       // GR_640
 189         },
 190         {
 191                 351, 25, 629, 455                       // GR_1024
 192         }
 193 };
 194
 195 // x, y, w, h
 196 int Credits_text_coords[GR_NUM_RESOLUTIONS][4] = {
 197         {
 198                 26, 316, 482, 157                       // GR_640
 199         },
 200         {
 201                 144, 507, 568, 249                      // GR_640
 202         }
 203 };
 204
 205 struct credits_screen_buttons {
 206         char *filename;
 207         int x, y, xt, yt;
 208         int hotspot;
 209         UI_BUTTON button;  // because we have a class inside this struct, we need the constructor below..
 210
 211         credits_screen_buttons(char *name, int x1, int y1, int xt1, int yt1, int h) : filename(name), x(x1), y(y1), xt(xt1), yt(yt1), hotspot(h) {}
 212 };
 213
 214 static int Background_bitmap;
 215 /*
 216 static int CreditsWin01 = -1;
 217 static int CreditsWin02 = -1;
 218 static int CreditsWin03 = -1;
 219 static int CreditsWin04 = -1;
 220 */
 221 static UI_WINDOW Ui_window;
 222
 223 static credits_screen_buttons Buttons[NUM_BUTTONS][GR_NUM_RESOLUTIONS] = {
 224 //XSTR:OFF
 225         {
 226                         credits_screen_buttons("TDB_00", 7, 3, 37, 7, 0),                       // GR_640
 227                         credits_screen_buttons("2_TDB_00", 12, 5, 59, 12, 0)                    // GR_1024
 228         },
 229         {
 230                         credits_screen_buttons("TDB_01", 7, 18, 37, 23, 1),             // GR_640
 231                         credits_screen_buttons("2_TDB_01", 12, 31, 59, 37, 1)           // GR_1024
 232         },
 233         {
 234                         credits_screen_buttons("TDB_02", 7, 34, 37, 38, 2),             // GR_640
 235                         credits_screen_buttons("2_TDB_02", 12, 56, 59, 62, 2)           // GR_1024
 236         },
 237         {
 238                         credits_screen_buttons("TDB_03", 7, 49, 37, 54, 3),             // GR_640
 239                         credits_screen_buttons("2_TDB_03", 12, 81, 59, 88, 3)           // GR_1024
 240         },
 241         {
 242                         credits_screen_buttons("CRB_04", 571, 425, 588, 413, 4),        // GR_640
 243                         credits_screen_buttons("2_CRB_04", 914, 681, 953, 668, 4)       // GR_1024
 244         }
 245 //XSTR:ON
 246 };
 247
 248 static int      Credits_music_handle = -1;
 249 static int      Credits_music_begin_timestamp;
 250
 251 static int      Credits_frametime;              // frametime of credits_do_frame() loop in ms
 252 static int      Credits_last_time;              // timestamp used to calc frametime (in ms)
 253 static float Credits_counter;
 254 static int Credits_artwork_index;
 255 static int Credits_bmps[NUM_IMAGES];
 256
 257 char *Credit_text = NULL;
 258 int Credit_text_malloced = 0;                   // TRUE if credit_text was malloced
 259
 260 // Positions for credits...
 261 float Credit_start_pos, Credit_stop_pos, Credit_position = 0.0f;
 262
 263 void credits_stop_music()
 264 {
 265         if ( Credits_music_handle != -1 ) {
 266                 audiostream_close_file(Credits_music_handle);
 267                 Credits_music_handle = -1;
 268         }
 269 }
 270
 271 void credits_load_music(char* fname)
 272 {
 273         if ( Credits_music_handle != -1 ){
 274                 return;
 275         }
 276
 277         if ( fname ){
 278                 Credits_music_handle = audiostream_open( fname, ASF_EVENTMUSIC );
 279         }
 280 }
 281
 282 void credits_start_music()
 283 {
 284         if (Credits_music_handle != -1) {
 285                 if ( !audiostream_is_playing(Credits_music_handle) ){
 286                         audiostream_play(Credits_music_handle, Master_event_music_volume);
 287                 }
 288         } else {
 289                 nprintf(("Warning", "Cannot play credits music\n"));
 290         }
 291 }
 292
 293 int credits_screen_button_pressed(int n)
 294 {
 295         switch (n) {
 296         case TECH_DATABASE_BUTTON:
 297                 gamesnd_play_iface(SND_SWITCH_SCREENS);
 298                 gameseq_post_event(GS_EVENT_TECH_MENU);
 299                 return 1;
 300
 301         case SIMULATOR_BUTTON:
 302                 gamesnd_play_iface(SND_SWITCH_SCREENS);
 303                 gameseq_post_event(GS_EVENT_SIMULATOR_ROOM);
 304                 return 1;
 305
 306         case CUTSCENES_BUTTON:
 307                 gamesnd_play_iface(SND_SWITCH_SCREENS);
 308                 gameseq_post_event(GS_EVENT_GOTO_VIEW_CUTSCENES_SCREEN);
 309                 return 1;
 310
 311         case EXIT_BUTTON:
 312                 gamesnd_play_iface(SND_COMMIT_PRESSED);
 313                 gameseq_post_event(GS_EVENT_MAIN_MENU);
 314                 game_flush();
 315                 break;
 316         }
 317
 318         return 0;
 319 }
 320
 321 void credits_init()
 322 {
 323         int i, w, h;
 324         credits_screen_buttons *b;
 325         char line[512] = "";
 326         char *linep1, *linep2;
 327
 328         int credits_spooled_music_index = event_music_get_spooled_music_index("Cinema");
 329         if(credits_spooled_music_index != -1){
 330                 char *credits_wavfile_name = Spooled_music[credits_spooled_music_index].filename;
 331                 if(credits_wavfile_name != NULL){
 332                         credits_load_music(credits_wavfile_name);
 333                 }
 334         }
 335
 336         // Use this id to trigger the start of music playing on the briefing screen
 337         Credits_music_begin_timestamp = timestamp(CREDITS_MUSIC_DELAY);
 338
 339         Credits_frametime = 0;
 340         Credits_last_time = timer_get_milliseconds();
 341
 342         Credit_text = NULL;
 343         Credit_text_malloced = 0;
 344
 345         // allocate enough space for credits text
 346         CFILE *fp = cfopen( NOX("credits.tbl"), "rb" );
 347         if(fp != NULL){
 348                 int size;
 349                 size = cfilelength(fp);
 350                 Credit_text = (char *) malloc(size + 200);
 351                 cfclose(fp);
 352
 353                 // open localization and parse
 354                 lcl_ext_open();
 355                 read_file_text("credits.tbl");
 356                 reset_parse();
 357
 358                 // keep reading everything in
 359                 strcpy(Credit_text,"");
 360                 while(!check_for_string_raw("#end")){
 361                         stuff_string_line(line, 511);
 362                         linep1 = line;
 363
 364                         do {
 365                                 linep2 = split_str_once(linep1, Credits_text_coords[gr_screen.res][2]);
 366                                 strcat(Credit_text, linep1);
 367                                 strcat(Credit_text, "\n");
 368                                 linep1 = linep2;
 369                         } while (linep2 != NULL);
 370                 }
 371
 372                 // close localization
 373                 lcl_ext_close();
 374         } else {
 375                 Credit_text = NOX("No credits available.\n");
 376         }
 377
 378         int ch;
 379         for ( i = 0; Credit_text[i]; i++ ) {
 380                         ch = Credit_text[i];
 381                         switch (ch) {
 382                         case -4:
 383                                 ch = 129;
 384                                 break;
 385
 386                         case -28:
 387                                 ch = 132;
 388                                 break;
 389
 390                         case -10:
 391                                 ch = 148;
 392                                 break;
 393
 394                         case -23:
 395                                 ch = 130;
 396                                 break;
 397
 398                         case -30:
 399                                 ch = 131;
 400                                 break;
 401
 402                         case -25:
 403                                 ch = 135;
 404                                 break;
 405
 406                         case -21:
 407                                 ch = 137;
 408                                 break;
 409
 410                         case -24:
 411                                 ch = 138;
 412                                 break;
 413
 414                         case -17:
 415                                 ch = 139;
 416                                 break;
 417
 418                         case -18:
 419                                 ch = 140;
 420                                 break;
 421
 422                         case -60:
 423                                 ch = 142;
 424                                 break;
 425
 426                         case -55:
 427                                 ch = 144;
 428                                 break;
 429
 430                         case -12:
 431                                 ch = 147;
 432                                 break;
 433
 434                         case -14:
 435                                 ch = 149;
 436                                 break;
 437
 438                         case -5:
 439                                 ch = 150;
 440                                 break;
 441
 442                         case -7:
 443                                 ch = 151;
 444                                 break;
 445
 446                         case -42:
 447                                 ch = 153;
 448                                 break;
 449
 450                         case -36:
 451                                 ch = 154;
 452                                 break;
 453
 454                         case -31:
 455                                 ch = 160;
 456                                 break;
 457
 458                         case -19:
 459                                 ch = 161;
 460                                 break;
 461
 462                         case -13:
 463                                 ch = 162;
 464                                 break;
 465
 466                         case -6:
 467                                 ch = 163;
 468                                 break;
 469
 470                         case -32:
 471                                 ch = 133;
 472                                 break;
 473
 474                         case -22:
 475                                 ch = 136;
 476                                 break;
 477
 478                         case -20:
 479                                 ch = 141;
 480                                 break;
 481                         }
 482                         Credit_text[i] = (char)ch;
 483         }
 484
 485         gr_get_string_size(&w, &h, Credit_text);
 486
 487         Credit_start_pos = i2fl(Credits_text_coords[gr_screen.res][CREDITS_H_COORD]);
 488         Credit_stop_pos = -i2fl(h);
 489         Credit_position = Credit_start_pos;
 490
 491         Ui_window.create(0, 0, gr_screen.max_w, gr_screen.max_h, 0);
 492         Ui_window.set_mask_bmap(Credits_bitmap_mask_fname[gr_screen.res]);
 493         common_set_interface_palette("InterfacePalette");  // set the interface palette
 494
 495         for (i=0; i<NUM_BUTTONS; i++) {
 496                 b = &Buttons[i][gr_screen.res];
 497
 498                 b->button.create(&Ui_window, "", b->x, b->y, 60, 30, (i < 2), 1);
 499                 // set up callback for when a mouse first goes over a button
 500                 b->button.set_highlight_action(common_play_highlight_sound);
 501                 b->button.set_bmaps(b->filename);
 502                 b->button.link_hotspot(b->hotspot);
 503         }
 504
 505         // add some text
 506         Ui_window.add_XSTR("Technical Database", 1055, Buttons[TECH_DATABASE_BUTTON][gr_screen.res].xt,  Buttons[TECH_DATABASE_BUTTON][gr_screen.res].yt, &Buttons[TECH_DATABASE_BUTTON][gr_screen.res].button, UI_XSTR_COLOR_GREEN);
 507         Ui_window.add_XSTR("Mission Simulator", 1056, Buttons[SIMULATOR_BUTTON][gr_screen.res].xt,  Buttons[SIMULATOR_BUTTON][gr_screen.res].yt, &Buttons[SIMULATOR_BUTTON][gr_screen.res].button, UI_XSTR_COLOR_GREEN);
 508         Ui_window.add_XSTR("Cutscenes", 1057, Buttons[CUTSCENES_BUTTON][gr_screen.res].xt,  Buttons[CUTSCENES_BUTTON][gr_screen.res].yt, &Buttons[CUTSCENES_BUTTON][gr_screen.res].button, UI_XSTR_COLOR_GREEN);
 509         Ui_window.add_XSTR("Credits", 1058, Buttons[CREDITS_BUTTON][gr_screen.res].xt,  Buttons[CREDITS_BUTTON][gr_screen.res].yt, &Buttons[CREDITS_BUTTON][gr_screen.res].button, UI_XSTR_COLOR_GREEN);
 510         Ui_window.add_XSTR("Exit", 1420, Buttons[EXIT_BUTTON][gr_screen.res].xt,  Buttons[EXIT_BUTTON][gr_screen.res].yt, &Buttons[EXIT_BUTTON][gr_screen.res].button, UI_XSTR_COLOR_PINK);
 511
 512         if (Player->flags & PLAYER_FLAGS_IS_MULTI) {
 513                 Buttons[SIMULATOR_BUTTON][gr_screen.res].button.disable();
 514                 Buttons[CUTSCENES_BUTTON][gr_screen.res].button.disable();
 515         }
 516
 517         Buttons[EXIT_BUTTON][gr_screen.res].button.set_hotkey(KEY_CTRLED | KEY_ENTER);
 518
 519         Background_bitmap = bm_load(Credits_bitmap_fname[gr_screen.res]);
 520         Credits_artwork_index = rand() % NUM_IMAGES;
 521         for (i=0; i<NUM_IMAGES; i++){
 522                 Credits_bmps[i] = -1;
 523         }
 524
 525         // CreditsWin01 = bm_load(NOX("CreditsWin01"));
 526         // CreditsWin02 = bm_load(NOX("CreditsWin02"));
 527         // CreditsWin03 = bm_load(NOX("CreditsWin03"));
 528         // CreditsWin04 = bm_load(NOX("CreditsWin04"));
 529 }
 530
 531 void credits_close()
 532 {
 533         int i;
 534
 535         /*
 536         if (CreditsWin01 != -1){
 537                 bm_unload(CreditsWin01);
 538                 CreditsWin01 = -1;
 539         }
 540         if (CreditsWin02 != -1){
 541                 bm_unload(CreditsWin02);
 542                 CreditsWin02 = -1;
 543         }
 544         if (CreditsWin03 != -1){
 545                 bm_unload(CreditsWin03);
 546                 CreditsWin03 = -1;
 547         }
 548         if (CreditsWin04 != -1){
 549                 bm_unload(CreditsWin04);
 550                 CreditsWin04 = -1;
 551         }
 552         */
 553
 554         for (i=0; i<NUM_IMAGES; i++){
 555                 if (Credits_bmps[i] >= 0){
 556                         bm_unload(Credits_bmps[i]);
 557                         Credits_bmps[i] = -1;
 558                 }
 559         }
 560
 561         credits_stop_music();
 562
 563         if (Credit_text) {
 564                 if (Credit_text_malloced){
 565                         free(Credit_text);
 566                 }
 567
 568                 Credit_text = NULL;
 569         }
 570
 571         if (Background_bitmap){
 572                 bm_unload(Background_bitmap);
 573         }
 574
 575         Ui_window.destroy();
 576         common_free_interface_palette();                // restore game palette
 577 }
 578
 579 void credits_do_frame(float frametime)
 580 {
 581         int i, k, next, percent, bm1, bm2;
 582         int bx1, by1, bw1, bh1;
 583         int bx2, by2, bw2, bh2;
 584
 585         // Use this id to trigger the start of music playing on the credits screen
 586         if ( timestamp_elapsed(Credits_music_begin_timestamp) ) {
 587                 Credits_music_begin_timestamp = 0;
 588                 credits_start_music();
 589         }
 590
 591         k = Ui_window.process();
 592         switch (k) {
 593         case KEY_ESC:
 594                 gameseq_post_event(GS_EVENT_MAIN_MENU);
 595                 key_flush();
 596                 break;
 597
 598         case KEY_CTRLED | KEY_UP:
 599         case KEY_SHIFTED | KEY_TAB:
 600                 if ( !(Player->flags & PLAYER_FLAGS_IS_MULTI) ) {
 601                         credits_screen_button_pressed(CUTSCENES_BUTTON);
 602                         break;
 603                 }
 604                 // else, react like tab key.
 605
 606         case KEY_CTRLED | KEY_DOWN:
 607         case KEY_TAB:
 608                 credits_screen_button_pressed(TECH_DATABASE_BUTTON);
 609                 break;
 610
 611         default:
 612                 break;
 613         } // end switch
 614
 615         for (i=0; i<NUM_BUTTONS; i++){
 616                 if (Buttons[i][gr_screen.res].button.pressed()){
 617                         if (credits_screen_button_pressed(i)){
 618                                 return;
 619                         }
 620                 }
 621         }
 622
 623         gr_reset_clip();
 624         GR_MAYBE_CLEAR_RES(Background_bitmap);
 625         if (Background_bitmap >= 0) {
 626                 gr_set_bitmap(Background_bitmap);
 627                 gr_bitmap(0, 0);
 628         }
 629
 630         percent = (int) (100.0f - (CREDITS_ARTWORK_DISPLAY_TIME - Credits_counter) * 100.0f / CREDITS_ARTWORK_FADE_TIME);
 631         if (percent < 0){
 632                 percent = 0;
 633         }
 634
 635         next = Credits_artwork_index + 1;
 636         if (next >= NUM_IMAGES){
 637                 next = 0;
 638         }
 639
 640         if (Credits_bmps[Credits_artwork_index] < 0) {
 641                 char buf[40];
 642
 643                 if (gr_screen.res == GR_1024) {
 644                         sprintf(buf, NOX("2_CrIm%0.2d"), Credits_artwork_index);
 645                 } else {
 646                         sprintf(buf, NOX("CrIm%0.2d"), Credits_artwork_index);
 647                 }
 648                 Credits_bmps[Credits_artwork_index] = bm_load(buf);
 649         }
 650
 651         if (Credits_bmps[next] < 0) {
 652                 char buf[40];
 653
 654                 if (gr_screen.res == GR_1024) {
 655                         sprintf(buf, NOX("2_CrIm%0.2d"), Credits_artwork_index);
 656                 } else {
 657                         sprintf(buf, NOX("CrIm%0.2d"), next);
 658                 }
 659                 Credits_bmps[next] = bm_load(buf);
 660         }
 661
 662         bm1 = Credits_bmps[Credits_artwork_index];
 663         bm2 = Credits_bmps[next];
 664
 665         if((bm1 != -1) && (bm2 != -1)){
 666                 Assert(percent >= 0 && percent <= 100);
 667
 668                 // get width and height
 669                 bm_get_info(bm1, &bw1, &bh1, NULL, NULL, NULL);
 670                 bm_get_info(bm2, &bw2, &bh2, NULL, NULL, NULL);
 671
 672                 // determine where to draw the coords
 673                 bx1 = Credits_image_coords[gr_screen.res][CREDITS_X_COORD] + ((Credits_image_coords[gr_screen.res][CREDITS_W_COORD] - bw1)/2);
 674                 by1 = Credits_image_coords[gr_screen.res][CREDITS_Y_COORD] + ((Credits_image_coords[gr_screen.res][CREDITS_H_COORD] - bh1)/2);
 675                 bx2 = Credits_image_coords[gr_screen.res][CREDITS_X_COORD] + ((Credits_image_coords[gr_screen.res][CREDITS_W_COORD] - bw2)/2);
 676                 by2 = Credits_image_coords[gr_screen.res][CREDITS_Y_COORD] + ((Credits_image_coords[gr_screen.res][CREDITS_H_COORD] - bh2)/2);
 677
 678                 gr_cross_fade(bm1, bm2, bx1, by1, bx2, by2, (float)percent / 100.0f);
 679         }
 680
 681         /*
 682         if (CreditsWin01 != -1) {
 683                 gr_set_bitmap(CreditsWin01);
 684                 gr_bitmap(233, 5);
 685         }
 686
 687         if (CreditsWin02 != -1) {
 688                 gr_set_bitmap(CreditsWin02);
 689                 gr_bitmap(616, 8);
 690         }
 691
 692         if (CreditsWin03 != -1) {
 693                 gr_set_bitmap(CreditsWin03);
 694                 gr_bitmap(233, 299);
 695         }
 696
 697         if (CreditsWin04 != -1) {
 698                 gr_set_bitmap(CreditsWin04);
 699                 gr_bitmap(215, 8);
 700         }
 701         */
 702
 703         Ui_window.draw();
 704
 705         for (i=TECH_DATABASE_BUTTON; i<=CREDITS_BUTTON; i++){
 706                 if (Buttons[i][gr_screen.res].button.button_down()){
 707                         break;
 708                 }
 709         }
 710
 711         if (i > CREDITS_BUTTON){
 712                 Buttons[CREDITS_BUTTON][gr_screen.res].button.draw_forced(2);
 713         }
 714
 715         gr_set_clip(Credits_text_coords[gr_screen.res][CREDITS_X_COORD], Credits_text_coords[gr_screen.res][CREDITS_Y_COORD], Credits_text_coords[gr_screen.res][CREDITS_W_COORD], Credits_text_coords[gr_screen.res][CREDITS_H_COORD]);
 716         gr_set_font(FONT1);
 717         gr_set_color_fast(&Color_normal);
 718
 719         int sy;
 720         if ( Credit_position > 0 ) {
 721                 sy = fl2i(Credit_position+0.5f);
 722         } else {
 723                 sy = fl2i(Credit_position-0.5f);
 724         }
 725
 726         // HACK - I don't want to change the string code, so we'll just use a special version here
 727         if(gr_screen.mode == GR_GLIDE){
 728 #ifndef PLAT_UNIX
 729                 extern void gr_glide_string_hack(int sx, int sy, char *s);
 730                 gr_glide_string_hack(0x8000, sy, Credit_text);
 731 #endif
 732         } else {
 733                 gr_string(0x8000, sy, Credit_text);
 734         }
 735
 736         int temp_time;
 737         temp_time = timer_get_milliseconds();
 738
 739         Credits_frametime = temp_time - Credits_last_time;
 740         Credits_last_time = temp_time;
 741         timestamp_inc(Credits_frametime / 1000.0f);
 742
 743         float fl_frametime = i2fl(Credits_frametime) / 1000.f;
 744         if (keyd_pressed[KEY_LSHIFT]) {
 745                 Credit_position -= fl_frametime * CREDITS_SCROLL_RATE * 4.0f;
 746         } else {
 747                 Credit_position -= fl_frametime * CREDITS_SCROLL_RATE;
 748         }
 749
 750         if (Credit_position < Credit_stop_pos){
 751                 Credit_position = Credit_start_pos;
 752         }
 753
 754         Credits_counter += fl_frametime;
 755         while (Credits_counter >= CREDITS_ARTWORK_DISPLAY_TIME) {
 756                 Credits_counter -= CREDITS_ARTWORK_DISPLAY_TIME;
 757                 Credits_artwork_index = next;
 758         }
 759
 760         gr_flip();
 761 }
 762