main/hud.c

   1 /*
   2 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   3 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   4 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   5 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   6 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   7 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   8 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
   9 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  10 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  11 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  12 */
  13
  14 /*
  15  * $Source: /cvs/cvsroot/d2x/main/hud.c,v $
  16  * $Revision: 1.5 $
  17  * $Author: btb $
  18  * $Date: 2002-10-11 05:14:59 $
  19  *
  20  * Routines for displaying HUD messages...
  21  *
  22  * $Log: not supported by cvs2svn $
  23  * Revision 1.4  2002/10/10 19:08:15  btb
  24  * whitespace
  25  *
  26  * Revision 1.3  2001/11/04 09:00:25  bradleyb
  27  * Enable d1x-style hud_message
  28  *
  29  *
  30  */
  31
  32 #ifdef HAVE_CONFIG_H
  33 #include <conf.h>
  34 #endif
  35
  36 #include <stdio.h>
  37 #include <string.h>
  38 #include <stdlib.h>
  39 #include <ctype.h>
  40
  41 #include "hudmsg.h"
  42
  43 #include "pstypes.h"
  44 #include "u_mem.h"
  45 #include "strutil.h"
  46 #include "console.h"
  47 #include "inferno.h"
  48 #include "game.h"
  49 #include "screens.h"
  50 #include "gauges.h"
  51 #include "physics.h"
  52 #include "error.h"
  53
  54 #include "menu.h"                       // For the font.
  55 #include "mono.h"
  56 #include "collide.h"
  57 #include "newdemo.h"
  58 #include "player.h"
  59 #include "gamefont.h"
  60
  61 #include "wall.h"
  62 #include "screens.h"
  63 #include "text.h"
  64 #include "laser.h"
  65 #include "args.h"
  66 #include "pa_enabl.h"
  67
  68 int hud_first = 0;
  69 int hud_last = 0;
  70
  71 int     HUD_nmessages = 0;
  72 fix     HUD_message_timer = 0;          // Time, relative to Players[Player_num].time (int.frac seconds.frac), at which to erase gauge message
  73 char  HUD_messages[HUD_MAX_NUM][HUD_MESSAGE_LENGTH+5];
  74
  75 extern void copy_background_rect(int left,int top,int right,int bot);
  76 char Displayed_background_message[2][HUD_MESSAGE_LENGTH] = {"",""};
  77 int     Last_msg_ycrd = -1;
  78 int     Last_msg_height = 6;
  79 int     HUD_color = -1;
  80
  81 int     MSG_Playermessages = 0;
  82 int     MSG_Noredundancy = 0;
  83
  84 int     Modex_hud_msg_count;
  85
  86 #define LHX(x)          ((x)*(FontHires?2:1))
  87 #define LHY(y)          ((y)*(FontHires?2.4:1))
  88
  89 #ifdef WINDOWS
  90 int extra_clear=0;
  91 #endif
  92
  93 //      -----------------------------------------------------------------------------
  94 void clear_background_messages(void)
  95 {
  96         #ifdef WINDOWS
  97         if (extra_clear == FrameCount)          //don't do extra clear on same frame
  98                 return;
  99         #endif
 100
 101 #ifdef WINDOWS
 102         if (((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (Last_msg_ycrd != -1) && (dd_VR_render_sub_buffer[0].yoff >= 6)) {
 103                 dd_grs_canvas *canv_save = dd_grd_curcanv;
 104 #else
 105         if (((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (Last_msg_ycrd != -1) && (VR_render_sub_buffer[0].cv_bitmap.bm_y >= 6)) {
 106                 grs_canvas      *canv_save = grd_curcanv;
 107 #endif
 108
 109                 WINDOS( dd_gr_set_current_canvas(get_current_game_screen()),
 110                                 gr_set_current_canvas(get_current_game_screen())
 111                 );
 112
 113                 PA_DFX (pa_set_frontbuffer_current());
 114                 PA_DFX (copy_background_rect(0, Last_msg_ycrd, grd_curcanv->cv_bitmap.bm_w, Last_msg_ycrd+Last_msg_height-1));
 115                 PA_DFX (pa_set_backbuffer_current());
 116                 copy_background_rect(0, Last_msg_ycrd, grd_curcanv->cv_bitmap.bm_w, Last_msg_ycrd+Last_msg_height-1);
 117
 118                 WINDOS(
 119                         dd_gr_set_current_canvas(canv_save),
 120                         gr_set_current_canvas(canv_save)
 121                 );
 122
 123                 #ifdef WINDOWS
 124                 if (extra_clear || !GRMODEINFO(modex)) {
 125                         extra_clear = 0;
 126                         Last_msg_ycrd = -1;
 127                 }
 128                 else
 129                         extra_clear = FrameCount;
 130                 #else
 131                 Last_msg_ycrd = -1;
 132                 #endif
 133         }
 134
 135         Displayed_background_message[VR_current_page][0] = 0;
 136
 137 }
 138
 139 void HUD_clear_messages()
 140 {
 141         int i;
 142         HUD_nmessages = 0;
 143         hud_first = hud_last = 0;
 144         HUD_message_timer = 0;
 145         clear_background_messages();
 146         for (i = 0; i < HUD_MAX_NUM; i++)
 147                 sprintf(HUD_messages[i], "SlagelSlagel!!");
 148 }
 149
 150
 151 extern int Guided_in_big_window;
 152 extern int max_window_h;
 153
 154 extern grs_canvas *print_to_canvas(char *s,grs_font *font, int fc, int bc, int double_flag);
 155
 156 //      -----------------------------------------------------------------------------
 157 //      print to buffer, double heights, and blit bitmap to screen
 158 void modex_hud_message(int x, int y, char *s, grs_font *font, int color)
 159 {
 160         grs_canvas *temp_canv;
 161
 162         temp_canv = print_to_canvas(s, font, color, -1, 1);
 163
 164         gr_bitmapm(x,y,&temp_canv->cv_bitmap);
 165
 166         gr_free_canvas(temp_canv);
 167 }
 168
 169 extern int max_window_w;
 170
 171 //      -----------------------------------------------------------------------------
 172 //      Writes a message on the HUD and checks its timer.
 173 void HUD_render_message_frame()
 174 {
 175         int i, y,n;
 176         int h,w,aw;
 177
 178         if (( HUD_nmessages < 0 ) || (HUD_nmessages > HUD_MAX_NUM))
 179                 Int3(); // Get Rob!
 180
 181         if ( (HUD_nmessages < 1 ) && (Modex_hud_msg_count == 0))
 182                 return;
 183
 184         HUD_message_timer -= FrameTime;
 185
 186         #ifdef WINDOWS
 187         if (extra_clear)
 188                 clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 189         #endif
 190
 191         if ( HUD_message_timer < 0 )    {
 192                 // Timer expired... get rid of oldest message...
 193                 if (hud_last!=hud_first)        {
 194                         int     temp;
 195
 196                         //&HUD_messages[hud_first][0] is deing deleted...;
 197                         hud_first = (hud_first+1) % HUD_MAX_NUM;
 198                         HUD_message_timer = F1_0*2;
 199                         HUD_nmessages--;
 200                         if (HUD_nmessages == 0)
 201                                 Modex_hud_msg_count = 2;
 202                         temp = Last_msg_ycrd;
 203                         clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 204                         if (Modex_hud_msg_count)
 205                                 Last_msg_ycrd = temp;
 206                 }
 207         }
 208
 209         if (HUD_nmessages > 0 ) {
 210
 211                 if (HUD_color == -1)
 212                         HUD_color = BM_XRGB(0,28,0);
 213
 214         #ifdef WINDOWS
 215                 if ( (VR_render_mode==VR_NONE) && ((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (dd_VR_render_sub_buffer[0].yoff >= (max_window_h/8))) {
 216         #else
 217                 if ( (VR_render_mode==VR_NONE) && ((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (VR_render_sub_buffer[0].cv_bitmap.bm_y >= (max_window_h/8))) {
 218         #endif
 219                         // Only display the most recent message in this mode
 220                         char    *message = HUD_messages[(hud_first+HUD_nmessages-1) % HUD_MAX_NUM];
 221
 222                         if (strcmp(Displayed_background_message[VR_current_page], message)) {
 223                                 int     ycrd;
 224                                 WINDOS(
 225                                         dd_grs_canvas *canv_save = dd_grd_curcanv,
 226                                         grs_canvas      *canv_save = grd_curcanv
 227                                 );
 228
 229                                 #ifdef MACINTOSH
 230                                 if (Scanline_double)
 231                                         FontHires=1;    // always display hires font outside of display
 232                                 #endif
 233
 234                                 WINDOS(
 235                                         ycrd = dd_grd_curcanv->yoff - (SMALL_FONT->ft_h+2),
 236                                         ycrd = grd_curcanv->cv_bitmap.bm_y - (SMALL_FONT->ft_h+2)
 237                                 );
 238
 239                                 if (ycrd < 0)
 240                                         ycrd = 0;
 241
 242                                 WINDOS(
 243                                         dd_gr_set_current_canvas(get_current_game_screen()),
 244                                         gr_set_current_canvas(get_current_game_screen())
 245                                 );
 246
 247                                 gr_set_curfont( SMALL_FONT );
 248                                 gr_get_string_size(message, &w, &h, &aw );
 249                                 clear_background_messages();
 250
 251
 252                                 if (grd_curcanv->cv_bitmap.bm_type == BM_MODEX) {
 253                                         WIN(Int3());    // No no no no ....
 254                                         ycrd -= h;
 255                                         h *= 2;
 256                                         modex_hud_message((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message, SMALL_FONT, HUD_color);
 257                                         if (Modex_hud_msg_count > 0) {
 258                                                 Modex_hud_msg_count--;
 259                                                 Displayed_background_message[VR_current_page][0] = '!';
 260                                         } else
 261                                                 strcpy(Displayed_background_message[VR_current_page], message);
 262                                 } else {
 263                                 WIN(DDGRLOCK(dd_grd_curcanv));
 264                                         gr_set_fontcolor( HUD_color, -1);
 265                                         PA_DFX (pa_set_frontbuffer_current());
 266                                         PA_DFX (gr_printf((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message ));
 267                                         PA_DFX (pa_set_backbuffer_current());
 268                                         gr_printf((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message );
 269                                         strcpy(Displayed_background_message[VR_current_page], message);
 270                                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 271                                 }
 272
 273                         WINDOS(
 274                                 dd_gr_set_current_canvas(canv_save),
 275                                 gr_set_current_canvas(canv_save)
 276                         );
 277
 278                                 Last_msg_ycrd = ycrd;
 279                                 Last_msg_height = h;
 280
 281                                 #ifdef MACINTOSH
 282                                 if (Scanline_double)
 283                                         FontHires=0;    // always display hires font outside of display
 284                                 #endif
 285
 286                         }
 287                 } else {
 288
 289                         gr_set_curfont( SMALL_FONT );
 290
 291                         if ( (Cockpit_mode == CM_FULL_SCREEN) || (Cockpit_mode == CM_LETTERBOX) ) {
 292                                 if (Game_window_w == max_window_w)
 293                                         y = SMALL_FONT->ft_h/2;
 294                                 else
 295                                         y= SMALL_FONT->ft_h * 2;
 296                         } else
 297                                 y = SMALL_FONT->ft_h/2;
 298
 299                   if (Guided_missile[Player_num] && Guided_missile[Player_num]->type==OBJ_WEAPON && Guided_missile[Player_num]->id==GUIDEDMISS_ID &&
 300                       Guided_missile[Player_num]->signature==Guided_missile_sig[Player_num] && Guided_in_big_window)
 301                               y+=SMALL_FONT->ft_h+3;
 302
 303                 WIN(DDGRLOCK(dd_grd_curcanv));
 304                         for (i=0; i<HUD_nmessages; i++ )        {
 305                                 n = (hud_first+i) % HUD_MAX_NUM;
 306                                 if ((n < 0) || (n >= HUD_MAX_NUM))
 307                                         Int3(); // Get Rob!!
 308                                 if (!strcmp(HUD_messages[n], "This is a bug."))
 309                                         Int3(); // Get Rob!!
 310                                 gr_get_string_size(&HUD_messages[n][0], &w, &h, &aw );
 311                                 gr_set_fontcolor( HUD_color, -1);
 312
 313                                 PA_DFX (pa_set_frontbuffer_current());
 314                                 PA_DFX(gr_string((grd_curcanv->cv_bitmap.bm_w-w)/2,y, &HUD_messages[n][0] ));
 315                                 PA_DFX (pa_set_backbuffer_current());
 316                                 gr_string((grd_curcanv->cv_bitmap.bm_w-w)/2,y, &HUD_messages[n][0] );
 317                                 y += h+1;
 318                         }
 319                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 320                 }
 321         }
 322         #ifndef WINDOWS
 323         else if (get_current_game_screen()->cv_bitmap.bm_type == BM_MODEX) {
 324                 if (Modex_hud_msg_count) {
 325                         int     temp = Last_msg_ycrd;
 326                         Modex_hud_msg_count--;
 327                         clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 328                         Last_msg_ycrd = temp;
 329                 }
 330         }
 331         #endif
 332
 333         gr_set_curfont( GAME_FONT );
 334 }
 335
 336 int PlayerMessage=1;
 337
 338
 339 // Call to flash a message on the HUD.  Returns true if message drawn.
 340 //  (message might not be drawn if previous message was same)
 341 int HUD_init_message_va(char * format, va_list args)
 342 {
 343         int temp, temp2;
 344         char *message = NULL;
 345         char *last_message=NULL;
 346         char *cleanmessage;
 347
 348         Modex_hud_msg_count = 2;
 349
 350         if ( (hud_last < 0) || (hud_last >= HUD_MAX_NUM))
 351                 Int3(); // Get Rob!!
 352
 353         // -- mprintf((0, "message timer: %7.3f\n", f2fl(HUD_message_timer)));
 354         message = &HUD_messages[hud_last][0];
 355         vsprintf(message,format,args);
 356
 357         /* Produce a sanitised version and send it to the console */
 358         cleanmessage = d_strdup(message);
 359         for (temp=0,temp2=0; message[temp]!=0; temp++)
 360         {
 361                 if (isprint(message[temp])) cleanmessage[temp2++] = message[temp];
 362                 else temp++; /* Skip next character as well */
 363         }
 364         cleanmessage[temp2] = 0;
 365         con_printf(CON_NORMAL, "%s\n", message);
 366         d_free(cleanmessage);
 367
 368         // Added by Leighton
 369
 370    if ((Game_mode & GM_MULTI) && FindArg("-noredundancy"))
 371          if (!strnicmp ("You already",message,11))
 372                 return 0;
 373
 374    if ((Game_mode & GM_MULTI) && FindArg("-PlayerMessages") && PlayerMessage==0)
 375                 return 0;
 376
 377         if (HUD_nmessages > 0)  {
 378                 if (hud_last==0)
 379                         last_message = &HUD_messages[HUD_MAX_NUM-1][0];
 380                 else
 381                         last_message = &HUD_messages[hud_last-1][0];
 382         }
 383
 384         temp = (hud_last+1) % HUD_MAX_NUM;
 385
 386         if ( temp==hud_first )  {
 387                 // If too many messages, remove oldest message to make room
 388                 hud_first = (hud_first+1) % HUD_MAX_NUM;
 389                 HUD_nmessages--;
 390         }
 391
 392         if (last_message && (!strcmp(last_message, message))) {
 393                 HUD_message_timer = F1_0*3;             // 1 second per 5 characters
 394                 return 0;       // ignore since it is the same as the last one
 395         }
 396
 397         hud_last = temp;
 398         // Check if memory has been overwritten at this point.
 399         if (strlen(message) >= HUD_MESSAGE_LENGTH)
 400                 Error( "Your message to HUD is too long.  Limit is %i characters.\n", HUD_MESSAGE_LENGTH);
 401         #ifdef NEWDEMO
 402         if (Newdemo_state == ND_STATE_RECORDING )
 403                 newdemo_record_hud_message( message );
 404         #endif
 405         HUD_message_timer = F1_0*3;             // 1 second per 5 characters
 406         HUD_nmessages++;
 407
 408         return 1;
 409 }
 410
 411
 412 int HUD_init_message(char * format, ... )
 413 {
 414         int ret;
 415         va_list args;
 416
 417         va_start(args, format);
 418         ret = HUD_init_message_va(format, args);
 419         va_end(args);
 420
 421         return ret;
 422 }
 423
 424
 425 //@@void player_dead_message(void)
 426 //@@{
 427 //@@    if (!Arcade_mode && Player_exploded) { //(ConsoleObject->flags & OF_EXPLODING)) {
 428 //@@            gr_set_curfont( SMALL_FONT );
 429 //@@            if (HUD_color == -1)
 430 //@@                    HUD_color = BM_XRGB(0,28,0);
 431 //@@            gr_set_fontcolor( HUD_color, -1);
 432 //@@
 433 //@@            gr_printf(0x8000, grd_curcanv->cv_bitmap.bm_h-8, TXT_PRESS_ANY_KEY);
 434 //@@            gr_set_curfont( GAME_FONT );
 435 //@@    }
 436 //@@
 437 //@@}
 438
 439 void player_dead_message(void)
 440 {
 441     if (Player_exploded) {
 442         if ( Players[Player_num].lives < 2 )    {
 443             int x, y, w, h, aw;
 444             gr_set_curfont( HUGE_FONT );
 445             gr_get_string_size( TXT_GAME_OVER, &w, &h, &aw );
 446             w += 20;
 447             h += 8;
 448             x = (grd_curcanv->cv_w - w ) / 2;
 449             y = (grd_curcanv->cv_h - h ) / 2;
 450
 451             NO_DFX (Gr_scanline_darkening_level = 2*7);
 452             NO_DFX (gr_setcolor( BM_XRGB(0,0,0) ));
 453             NO_DFX (gr_rect( x, y, x+w, y+h ));
 454             Gr_scanline_darkening_level = GR_FADE_LEVELS;
 455
 456             gr_string(0x8000, (grd_curcanv->cv_h - grd_curcanv->cv_font->ft_h)/2 + h/8, TXT_GAME_OVER );
 457
 458 #if 0
 459             // Automatically exit death after 10 secs
 460             if ( GameTime > Player_time_of_death + F1_0*10 ) {
 461                     Function_mode = FMODE_MENU;
 462                     Game_mode = GM_GAME_OVER;
 463                     longjmp( LeaveGame, 1 );        // Exit out of game loop
 464             }
 465 #endif
 466
 467         }
 468         gr_set_curfont( GAME_FONT );
 469         if (HUD_color == -1)
 470             HUD_color = BM_XRGB(0,28,0);
 471         gr_set_fontcolor( HUD_color, -1);
 472         gr_string(0x8000, grd_curcanv->cv_h-(grd_curcanv->cv_font->ft_h+3), TXT_PRESS_ANY_KEY);
 473     }
 474 }
 475
 476 // void say_afterburner_status(void)
 477 // {
 478 //      if (Players[Player_num].flags & PLAYER_FLAGS_AFTERBURNER)
 479 //              HUD_init_message("Afterburner engaged.");
 480 //      else
 481 //              HUD_init_message("Afterburner disengaged.");
 482 // }
 483
 484 void hud_message(int class, char *format, ...)
 485 {
 486         va_list vp;
 487
 488         va_start(vp, format);
 489         if ((!MSG_Noredundancy || (class & MSGC_NOREDUNDANCY)) &&
 490             (!MSG_Playermessages || !(Game_mode & GM_MULTI) ||
 491              (class & MSGC_PLAYERMESSAGES)))
 492                 HUD_init_message_va(format, vp);
 493         va_end(vp);
 494 }
 495