main/hud.c

   1 /* $Id: hud.c,v 1.9 2004-08-28 23:17:45 schaffner 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  * Routines for displaying HUD messages...
  18  *
  19  */
  20
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <conf.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <string.h>
  28 #include <stdlib.h>
  29
  30 #include "hudmsg.h"
  31
  32 #include "pstypes.h"
  33 #include "u_mem.h"
  34 #include "strutil.h"
  35 #include "console.h"
  36 #include "inferno.h"
  37 #include "game.h"
  38 #include "screens.h"
  39 #include "gauges.h"
  40 #include "physics.h"
  41 #include "error.h"
  42
  43 #include "menu.h"           // For the font.
  44 #include "mono.h"
  45 #include "collide.h"
  46 #include "newdemo.h"
  47 #include "player.h"
  48 #include "gamefont.h"
  49
  50 #include "wall.h"
  51 #include "screens.h"
  52 #include "text.h"
  53 #include "laser.h"
  54 #include "args.h"
  55 #include "pa_enabl.h"
  56
  57 int hud_first = 0;
  58 int hud_last = 0;
  59
  60 int HUD_nmessages = 0;
  61 fix HUD_message_timer = 0;      // Time, relative to Players[Player_num].time (int.frac seconds.frac), at which to erase gauge message
  62 char  HUD_messages[HUD_MAX_NUM][HUD_MESSAGE_LENGTH+5];
  63
  64 extern void copy_background_rect(int left,int top,int right,int bot);
  65 char Displayed_background_message[2][HUD_MESSAGE_LENGTH] = {"",""};
  66 int Last_msg_ycrd = -1;
  67 int Last_msg_height = 6;
  68 int HUD_color = -1;
  69
  70 int     MSG_Playermessages = 0;
  71 int     MSG_Noredundancy = 0;
  72
  73 int Modex_hud_msg_count;
  74
  75 #define LHX(x)      ((x)*(FontHires?2:1))
  76 #define LHY(y)      ((y)*(FontHires?2.4:1))
  77
  78 #ifdef WINDOWS
  79 int extra_clear=0;
  80 #endif
  81
  82 // ----------------------------------------------------------------------------
  83 void clear_background_messages(void)
  84 {
  85         #ifdef WINDOWS
  86         if (extra_clear == FrameCount)          //don't do extra clear on same frame
  87                 return;
  88         #endif
  89
  90 #ifdef WINDOWS
  91         if (((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (Last_msg_ycrd != -1) && (dd_VR_render_sub_buffer[0].yoff >= 6)) {
  92                 dd_grs_canvas *canv_save = dd_grd_curcanv;
  93 #else
  94         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)) {
  95                 grs_canvas      *canv_save = grd_curcanv;
  96 #endif
  97
  98                 WINDOS( dd_gr_set_current_canvas(get_current_game_screen()),
  99                                 gr_set_current_canvas(get_current_game_screen())
 100                 );
 101
 102                 PA_DFX (pa_set_frontbuffer_current());
 103                 PA_DFX (copy_background_rect(0, Last_msg_ycrd, grd_curcanv->cv_bitmap.bm_w, Last_msg_ycrd+Last_msg_height-1));
 104                 PA_DFX (pa_set_backbuffer_current());
 105                 copy_background_rect(0, Last_msg_ycrd, grd_curcanv->cv_bitmap.bm_w, Last_msg_ycrd+Last_msg_height-1);
 106
 107                 WINDOS(
 108                         dd_gr_set_current_canvas(canv_save),
 109                         gr_set_current_canvas(canv_save)
 110                 );
 111
 112                 #ifdef WINDOWS
 113                 if (extra_clear || !GRMODEINFO(modex)) {
 114                         extra_clear = 0;
 115                         Last_msg_ycrd = -1;
 116                 }
 117                 else
 118                         extra_clear = FrameCount;
 119                 #else
 120                 Last_msg_ycrd = -1;
 121                 #endif
 122         }
 123
 124         Displayed_background_message[VR_current_page][0] = 0;
 125
 126 }
 127
 128 void HUD_clear_messages()
 129 {
 130         int i;
 131         HUD_nmessages = 0;
 132         hud_first = hud_last = 0;
 133         HUD_message_timer = 0;
 134         clear_background_messages();
 135         for (i = 0; i < HUD_MAX_NUM; i++)
 136                 sprintf(HUD_messages[i], "SlagelSlagel!!");
 137 }
 138
 139
 140 extern int Guided_in_big_window;
 141 extern int max_window_h;
 142
 143 extern grs_canvas *print_to_canvas(char *s,grs_font *font, int fc, int bc, int double_flag);
 144
 145 //      -----------------------------------------------------------------------------
 146 //      print to buffer, double heights, and blit bitmap to screen
 147 void modex_hud_message(int x, int y, char *s, grs_font *font, int color)
 148 {
 149         grs_canvas *temp_canv;
 150
 151         temp_canv = print_to_canvas(s, font, color, -1, 1);
 152
 153         gr_bitmapm(x,y,&temp_canv->cv_bitmap);
 154
 155         gr_free_canvas(temp_canv);
 156 }
 157
 158 extern int max_window_w;
 159
 160 // ----------------------------------------------------------------------------
 161 //      Writes a message on the HUD and checks its timer.
 162 void HUD_render_message_frame()
 163 {
 164         int i, y,n;
 165         int h,w,aw;
 166
 167         if (( HUD_nmessages < 0 ) || (HUD_nmessages > HUD_MAX_NUM))
 168                 Int3(); // Get Rob!
 169
 170         if ( (HUD_nmessages < 1 ) && (Modex_hud_msg_count == 0))
 171                 return;
 172
 173         HUD_message_timer -= FrameTime;
 174
 175         #ifdef WINDOWS
 176         if (extra_clear)
 177                 clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 178         #endif
 179
 180         if ( HUD_message_timer < 0 )    {
 181                 // Timer expired... get rid of oldest message...
 182                 if (hud_last!=hud_first)        {
 183                         int     temp;
 184
 185                         //&HUD_messages[hud_first][0] is deing deleted...;
 186                         hud_first = (hud_first+1) % HUD_MAX_NUM;
 187                         HUD_message_timer = F1_0*2;
 188                         HUD_nmessages--;
 189                         if (HUD_nmessages == 0)
 190                                 Modex_hud_msg_count = 2;
 191                         temp = Last_msg_ycrd;
 192                         clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 193                         if (Modex_hud_msg_count)
 194                                 Last_msg_ycrd = temp;
 195                 }
 196         }
 197
 198         if (HUD_nmessages > 0 ) {
 199
 200                 if (HUD_color == -1)
 201                         HUD_color = BM_XRGB(0,28,0);
 202
 203         #ifdef WINDOWS
 204                 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))) {
 205         #else
 206                 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))) {
 207         #endif
 208                         // Only display the most recent message in this mode
 209                         char    *message = HUD_messages[(hud_first+HUD_nmessages-1) % HUD_MAX_NUM];
 210
 211                         if (strcmp(Displayed_background_message[VR_current_page], message)) {
 212                                 int     ycrd;
 213                                 WINDOS(
 214                                         dd_grs_canvas *canv_save = dd_grd_curcanv,
 215                                         grs_canvas      *canv_save = grd_curcanv
 216                                 );
 217
 218                                 #ifdef MACINTOSH
 219                                 if (Scanline_double)
 220                                         FontHires=1;    // always display hires font outside of display
 221                                 #endif
 222
 223                                 WINDOS(
 224                                         ycrd = dd_grd_curcanv->yoff - (SMALL_FONT->ft_h+2),
 225                                         ycrd = grd_curcanv->cv_bitmap.bm_y - (SMALL_FONT->ft_h+2)
 226                                 );
 227
 228                                 if (ycrd < 0)
 229                                         ycrd = 0;
 230
 231                                 WINDOS(
 232                                         dd_gr_set_current_canvas(get_current_game_screen()),
 233                                         gr_set_current_canvas(get_current_game_screen())
 234                                 );
 235
 236                                 gr_set_curfont( SMALL_FONT );
 237                                 gr_get_string_size(message, &w, &h, &aw );
 238                                 clear_background_messages();
 239
 240
 241                                 if (grd_curcanv->cv_bitmap.bm_type == BM_MODEX) {
 242                                         WIN(Int3());    // No no no no ....
 243                                         ycrd -= h;
 244                                         h *= 2;
 245                                         modex_hud_message((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message, SMALL_FONT, HUD_color);
 246                                         if (Modex_hud_msg_count > 0) {
 247                                                 Modex_hud_msg_count--;
 248                                                 Displayed_background_message[VR_current_page][0] = '!';
 249                                         } else
 250                                                 strcpy(Displayed_background_message[VR_current_page], message);
 251                                 } else {
 252                                 WIN(DDGRLOCK(dd_grd_curcanv));
 253                                         gr_set_fontcolor( HUD_color, -1);
 254                                         PA_DFX (pa_set_frontbuffer_current());
 255                                         PA_DFX (gr_printf((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message ));
 256                                         PA_DFX (pa_set_backbuffer_current());
 257                                         gr_printf((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message );
 258                                         strcpy(Displayed_background_message[VR_current_page], message);
 259                                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 260                                 }
 261
 262                         WINDOS(
 263                                 dd_gr_set_current_canvas(canv_save),
 264                                 gr_set_current_canvas(canv_save)
 265                         );
 266
 267                                 Last_msg_ycrd = ycrd;
 268                                 Last_msg_height = h;
 269
 270                                 #ifdef MACINTOSH
 271                                 if (Scanline_double)
 272                                         FontHires=0;    // always display hires font outside of display
 273                                 #endif
 274
 275                         }
 276                 } else {
 277
 278                         gr_set_curfont( SMALL_FONT );
 279
 280                         if ( (Cockpit_mode == CM_FULL_SCREEN) || (Cockpit_mode == CM_LETTERBOX) ) {
 281                                 if (Game_window_w == max_window_w)
 282                                         y = SMALL_FONT->ft_h/2;
 283                                 else
 284                                         y= SMALL_FONT->ft_h * 2;
 285                         } else
 286                                 y = SMALL_FONT->ft_h/2;
 287
 288                   if (Guided_missile[Player_num] && Guided_missile[Player_num]->type==OBJ_WEAPON && Guided_missile[Player_num]->id==GUIDEDMISS_ID &&
 289                       Guided_missile[Player_num]->signature==Guided_missile_sig[Player_num] && Guided_in_big_window)
 290                               y+=SMALL_FONT->ft_h+3;
 291
 292                 WIN(DDGRLOCK(dd_grd_curcanv));
 293                         for (i=0; i<HUD_nmessages; i++ )        {
 294                                 n = (hud_first+i) % HUD_MAX_NUM;
 295                                 if ((n < 0) || (n >= HUD_MAX_NUM))
 296                                         Int3(); // Get Rob!!
 297                                 if (!strcmp(HUD_messages[n], "This is a bug."))
 298                                         Int3(); // Get Rob!!
 299                                 gr_get_string_size(&HUD_messages[n][0], &w, &h, &aw );
 300                                 gr_set_fontcolor( HUD_color, -1);
 301
 302                                 PA_DFX (pa_set_frontbuffer_current());
 303                                 PA_DFX(gr_string((grd_curcanv->cv_bitmap.bm_w-w)/2,y, &HUD_messages[n][0] ));
 304                                 PA_DFX (pa_set_backbuffer_current());
 305                                 gr_string((grd_curcanv->cv_bitmap.bm_w-w)/2,y, &HUD_messages[n][0] );
 306                                 y += h+1;
 307                         }
 308                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 309                 }
 310         }
 311         #ifndef WINDOWS
 312         else if (get_current_game_screen()->cv_bitmap.bm_type == BM_MODEX) {
 313                 if (Modex_hud_msg_count) {
 314                         int     temp = Last_msg_ycrd;
 315                         Modex_hud_msg_count--;
 316                         clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 317                         Last_msg_ycrd = temp;
 318                 }
 319         }
 320         #endif
 321
 322         gr_set_curfont( GAME_FONT );
 323 }
 324
 325 int PlayerMessage=1;
 326
 327
 328 // Call to flash a message on the HUD.  Returns true if message drawn.
 329 // (message might not be drawn if previous message was same)
 330 int HUD_init_message_va(char * format, va_list args)
 331 {
 332         int temp;
 333         char *message = NULL;
 334         char *last_message=NULL;
 335 #if 0
 336         int temp2;
 337         char *cleanmessage;
 338 #endif
 339         char con_message[HUD_MESSAGE_LENGTH + 3];
 340
 341         Modex_hud_msg_count = 2;
 342
 343         if ( (hud_last < 0) || (hud_last >= HUD_MAX_NUM))
 344                 Int3(); // Get Rob!!
 345
 346         // -- mprintf((0, "message timer: %7.3f\n", f2fl(HUD_message_timer)));
 347         message = &HUD_messages[hud_last][0];
 348         vsprintf(message,format,args);
 349
 350
 351         /* Produce a colorised version and send it to the console */
 352         if (HUD_color == -1)
 353                 HUD_color = BM_XRGB(0,28,0);
 354         con_message[0] = CC_COLOR;
 355         con_message[1] = HUD_color;
 356         con_message[2] = '\0';
 357         strcat(con_message, message);
 358         con_printf(CON_NORMAL, "%s\n", con_message);
 359
 360         // Added by Leighton
 361
 362    if ((Game_mode & GM_MULTI) && FindArg("-noredundancy"))
 363          if (!strnicmp ("You already",message,11))
 364                 return 0;
 365
 366    if ((Game_mode & GM_MULTI) && FindArg("-PlayerMessages") && PlayerMessage==0)
 367                 return 0;
 368
 369         if (HUD_nmessages > 0)  {
 370                 if (hud_last==0)
 371                         last_message = &HUD_messages[HUD_MAX_NUM-1][0];
 372                 else
 373                         last_message = &HUD_messages[hud_last-1][0];
 374         }
 375
 376         temp = (hud_last+1) % HUD_MAX_NUM;
 377
 378         if ( temp==hud_first )  {
 379                 // If too many messages, remove oldest message to make room
 380                 hud_first = (hud_first+1) % HUD_MAX_NUM;
 381                 HUD_nmessages--;
 382         }
 383
 384         if (last_message && (!strcmp(last_message, message))) {
 385                 HUD_message_timer = F1_0*3;             // 1 second per 5 characters
 386                 return 0;       // ignore since it is the same as the last one
 387         }
 388
 389         hud_last = temp;
 390         // Check if memory has been overwritten at this point.
 391         if (strlen(message) >= HUD_MESSAGE_LENGTH)
 392                 Error( "Your message to HUD is too long.  Limit is %i characters.\n", HUD_MESSAGE_LENGTH);
 393         #ifdef NEWDEMO
 394         if (Newdemo_state == ND_STATE_RECORDING )
 395                 newdemo_record_hud_message( message );
 396         #endif
 397         HUD_message_timer = F1_0*3;             // 1 second per 5 characters
 398         HUD_nmessages++;
 399
 400         return 1;
 401 }
 402
 403
 404 int HUD_init_message(char * format, ... )
 405 {
 406         int ret;
 407         va_list args;
 408
 409         va_start(args, format);
 410         ret = HUD_init_message_va(format, args);
 411         va_end(args);
 412
 413         return ret;
 414 }
 415
 416
 417 //@@void player_dead_message(void)
 418 //@@{
 419 //@@    if (!Arcade_mode && Player_exploded) { //(ConsoleObject->flags & OF_EXPLODING)) {
 420 //@@            gr_set_curfont( SMALL_FONT );
 421 //@@            if (HUD_color == -1)
 422 //@@                    HUD_color = BM_XRGB(0,28,0);
 423 //@@            gr_set_fontcolor( HUD_color, -1);
 424 //@@
 425 //@@            gr_printf(0x8000, grd_curcanv->cv_bitmap.bm_h-8, TXT_PRESS_ANY_KEY);
 426 //@@            gr_set_curfont( GAME_FONT );
 427 //@@    }
 428 //@@
 429 //@@}
 430
 431 void player_dead_message(void)
 432 {
 433     if (Player_exploded) {
 434         if ( Players[Player_num].lives < 2 )    {
 435             int x, y, w, h, aw;
 436             gr_set_curfont( HUGE_FONT );
 437             gr_get_string_size( TXT_GAME_OVER, &w, &h, &aw );
 438             w += 20;
 439             h += 8;
 440             x = (grd_curcanv->cv_w - w ) / 2;
 441             y = (grd_curcanv->cv_h - h ) / 2;
 442
 443             NO_DFX (Gr_scanline_darkening_level = 2*7);
 444             NO_DFX (gr_setcolor( BM_XRGB(0,0,0) ));
 445             NO_DFX (gr_rect( x, y, x+w, y+h ));
 446             Gr_scanline_darkening_level = GR_FADE_LEVELS;
 447
 448             gr_string(0x8000, (grd_curcanv->cv_h - grd_curcanv->cv_font->ft_h)/2 + h/8, TXT_GAME_OVER );
 449
 450 #if 0
 451             // Automatically exit death after 10 secs
 452             if ( GameTime > Player_time_of_death + F1_0*10 ) {
 453                     Function_mode = FMODE_MENU;
 454                     Game_mode = GM_GAME_OVER;
 455                     longjmp( LeaveGame, 1 );        // Exit out of game loop
 456             }
 457 #endif
 458
 459         }
 460         gr_set_curfont( GAME_FONT );
 461         if (HUD_color == -1)
 462             HUD_color = BM_XRGB(0,28,0);
 463         gr_set_fontcolor( HUD_color, -1);
 464         gr_string(0x8000, grd_curcanv->cv_h-(grd_curcanv->cv_font->ft_h+3), TXT_PRESS_ANY_KEY);
 465     }
 466 }
 467
 468 // void say_afterburner_status(void)
 469 // {
 470 //      if (Players[Player_num].flags & PLAYER_FLAGS_AFTERBURNER)
 471 //              HUD_init_message("Afterburner engaged.");
 472 //      else
 473 //              HUD_init_message("Afterburner disengaged.");
 474 // }
 475
 476 void hud_message(int class, char *format, ...)
 477 {
 478         va_list vp;
 479
 480         va_start(vp, format);
 481         if ((!MSG_Noredundancy || (class & MSGC_NOREDUNDANCY)) &&
 482             (!MSG_Playermessages || !(Game_mode & GM_MULTI) ||
 483              (class & MSGC_PLAYERMESSAGES)))
 484                 HUD_init_message_va(format, vp);
 485         va_end(vp);
 486 }
 487