src/badguy.c

   1 //
   2 // C Implementation: badguy
   3 //
   4 // Description:
   5 //
   6 //
   7 // Author: Tobias Glaesser <tobi.web@gmx.de> & Bill Kendrick, (C) 2004
   8 //
   9 // Copyright: See COPYING file that comes with this distribution
  10 //
  11 //
  12
  13 #include "globals.h"
  14 #include "defines.h"
  15 #include "badguy.h"
  16 #include "scene.h"
  17 #include "screen.h"
  18
  19 void badguy_create_bitmasks()
  20 {
  21   /*bm_bsod = img_bsod_left[0];*/
  22 }
  23
  24 void badguy_init(bad_guy_type* pbad, float x, float y, int kind)
  25 {
  26   pbad->base.width = 32;
  27   pbad->base.height = 32;
  28   pbad->base.alive = YES;
  29   pbad->mode = NORMAL;
  30   pbad->dying = NO;
  31   pbad->kind = kind;
  32   pbad->base.x = x;
  33   pbad->base.y = y;
  34   pbad->base.xm = 1.3;
  35   pbad->base.ym = 4.8;
  36   pbad->dir = LEFT;
  37   pbad->seen = NO;
  38   timer_init(&pbad->timer);
  39 }
  40
  41 void badguy_action(bad_guy_type* pbad)
  42 {
  43
  44   if (pbad->base.alive)
  45     {
  46       if (pbad->seen)
  47         {
  48           if (pbad->kind == BAD_BSOD)
  49             {
  50               /* --- BLUE SCREEN OF DEATH MONSTER: --- */
  51
  52               /* Move left/right: */
  53
  54               if (pbad->dying == NO ||
  55                   pbad->dying == FALLING)
  56                 {
  57                   if (pbad->dir == RIGHT)
  58                     pbad->base.x = pbad->base.x + pbad->base.xm * frame_ratio;
  59                   else if (pbad->dir == LEFT)
  60                     pbad->base.x = pbad->base.x - pbad->base.xm * frame_ratio;
  61                 }
  62
  63
  64               /* Move vertically: */
  65
  66               pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
  67
  68
  69               /* Bump into things horizontally: */
  70
  71               if (!pbad->dying)
  72                 {
  73                   if (issolid(pbad->base.x, pbad->base.y))
  74                     pbad->dir = !pbad->dir;
  75                 }
  76
  77               /* Fall if we get off the ground: */
  78
  79               if (pbad->dying != FALLING)
  80                 {
  81                   if (!issolid(pbad->base.x, pbad->base.y + 32) &&
  82                       pbad->base.ym < MAX_YM)
  83                     {
  84                       pbad->base.ym = pbad->base.ym + GRAVITY;
  85                     }
  86                   else
  87                     {
  88                       /* Land: */
  89
  90                       if (pbad->base.ym > 0)
  91                         {
  92                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
  93                           pbad->base.ym = 0;
  94                         }
  95                     }
  96                 }
  97               else
  98                 pbad->base.ym = pbad->base.ym + GRAVITY;
  99
 100               if (pbad->base.y > screen->h)
 101                 pbad->base.alive = NO;
 102             }
 103           else if (pbad->kind == BAD_LAPTOP)
 104             {
 105               /* --- LAPTOP MONSTER: --- */
 106
 107               /* Move left/right: */
 108
 109               if (pbad->mode != KICK && pbad->mode != HELD)
 110                 {
 111                   if (pbad->dying == NO ||
 112                       pbad->dying == FALLING)
 113                     {
 114                       if (pbad->dir == RIGHT)
 115                         pbad->base.x = pbad->base.x + pbad->base.xm * frame_ratio;
 116                       else if (pbad->dir == LEFT)
 117                         pbad->base.x = pbad->base.x - pbad->base.xm * frame_ratio;
 118                     }
 119                 }
 120               else if (pbad->mode == KICK)
 121                 {
 122                   /* Obsolete
 123                                   if (pbad->dir == RIGHT)
 124                                     pbad->base.x = pbad->base.x + 16;
 125                                   else if (pbad->dir == LEFT)
 126                                     pbad->base.x = pbad->base.x - 16;*/
 127                 }
 128               else if (pbad->mode == HELD)
 129                 { /* FIXME: The pbad object shouldn't know about pplayer objects. */
 130                   /* If we're holding the laptop */
 131                   if(tux.dir==RIGHT)
 132                     {
 133                       pbad->base.x = tux.base.x - 16;
 134                       pbad->base.y = tux.base.y - 8 - (tux.size*16);
 135                     }
 136                   else /* facing left */
 137                     {
 138                       pbad->base.x = tux.base.x - 16;
 139                       pbad->base.y = tux.base.y - 8 - (tux.size*16);
 140                     }
 141
 142                   if(tux.input.fire != DOWN) /* SHOOT! */
 143                     {
 144                       pbad->dir=tux.dir;
 145                       pbad->mode=KICK;
 146                       pbad->base.ym-=8;
 147                       play_sound(sounds[SND_KICK],SOUND_CENTER_SPEAKER);
 148                     }
 149                 }
 150
 151
 152               /* Move vertically: */
 153
 154               if(pbad->mode != HELD)
 155                 pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
 156
 157               /* Bump into things horizontally: */
 158
 159               if (!pbad->dying)
 160                 {
 161                   if (issolid(pbad->base.x, pbad->base.y))
 162                     {
 163                       pbad->dir = !pbad->dir;
 164
 165                       if (pbad->mode == KICK)
 166                         {
 167                           /* handle stereo sound */
 168                           /* FIXME: In theory a badguy object doesn't know anything about player objects */
 169                           if (tux.base.x  > pbad->base.x)
 170                             play_sound(sounds[SND_RICOCHET], SOUND_LEFT_SPEAKER);
 171                           else if (tux.base.x  < pbad->base.x)
 172                             play_sound(sounds[SND_RICOCHET], SOUND_RIGHT_SPEAKER);
 173                           else
 174                             play_sound(sounds[SND_RICOCHET], SOUND_CENTER_SPEAKER);
 175                         }
 176                     }
 177                 }
 178
 179
 180               /* Fall if we get off the ground: */
 181
 182               if (pbad->dying != FALLING)
 183                 {
 184                   if (!issolid(pbad->base.x, pbad->base.y + 32) &&
 185                       pbad->base.ym < MAX_YM)
 186                     {
 187                       if(pbad->mode != HELD)
 188                         pbad->base.ym = pbad->base.ym + GRAVITY;
 189                     }
 190                   else
 191                     {
 192                       /* Land: */
 193
 194                       if (pbad->base.ym > 0)
 195                         {
 196                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
 197                           pbad->base.ym = 0;
 198                         }
 199                     }
 200                 }
 201               else
 202                 pbad->base.ym = pbad->base.ym + GRAVITY;
 203
 204               if (pbad->base.y > screen->h)
 205                 pbad->base.alive = NO;
 206             }
 207           else if (pbad->kind == BAD_MONEY)
 208             {
 209               /* --- MONEY BAGS: --- */
 210
 211
 212               /* Move vertically: */
 213
 214               pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
 215
 216
 217               /* Fall if we get off the ground: */
 218
 219               if (pbad->dying != FALLING)
 220                 {
 221                   if (!issolid(pbad->base.x, pbad->base.y + 32))
 222                     {
 223                       if (pbad->base.ym < MAX_YM)
 224                         {
 225                           pbad->base.ym = pbad->base.ym + GRAVITY * frame_ratio;
 226                         }
 227                     }
 228                   else
 229                     {
 230                       /* Land: */
 231
 232                       if (pbad->base.ym > 0)
 233                         {
 234                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
 235                           pbad->base.ym = -MAX_YM;
 236                         }
 237                     }
 238                 }
 239               else
 240                 pbad->base.ym = pbad->base.ym + GRAVITY * frame_ratio;
 241
 242               if (pbad->base.y > screen->h)
 243                 pbad->base.alive = NO;
 244             }
 245           else if (pbad->kind == -1)
 246           {}
 247
 248         }
 249       else if (pbad->kind == -1)
 250       {}
 251
 252
 253     }
 254
 255   /* Handle mode timer: */
 256
 257   if (pbad->mode == FLAT /* && bad_guys[1].mode != HELD*/)
 258     {
 259       if(!timer_check(&pbad->timer))
 260         pbad->mode = NORMAL;
 261     }
 262   /* else if (pbad->mode == KICK)
 263      {
 264        if (pbad->timer > 0)
 265          pbad->timer--;
 266      }*/
 267
 268
 269   /* Handle dying timer: */
 270
 271   if (pbad->dying == SQUISHED)
 272     {
 273       /* Remove it if time's up: */
 274       if(!timer_check(&pbad->timer))
 275         pbad->base.alive = NO;
 276     }
 277
 278
 279   /* Remove if it's far off the screen: */
 280
 281   if (pbad->base.x < scroll_x - OFFSCREEN_DISTANCE)
 282     pbad->base.alive = NO;
 283   else /* !seen */
 284     {
 285       /* Once it's on screen, it's activated! */
 286
 287       if (pbad->base.x <= scroll_x + screen->w + OFFSCREEN_DISTANCE)
 288         pbad->seen = YES;
 289     }
 290   /*}*/
 291 }
 292
 293 void badguy_draw(bad_guy_type* pbad)
 294 {
 295   if (pbad->base.alive &&
 296       pbad->base.x > scroll_x - 32 &&
 297       pbad->base.x < scroll_x + screen->w)
 298     {
 299       if (pbad->kind == BAD_BSOD)
 300         {
 301           /* --- BLUE SCREEN OF DEATH MONSTER: --- */
 302
 303           if (pbad->dying == NO)
 304             {
 305               /* Alive: */
 306
 307               if (pbad->dir == LEFT)
 308                 {
 309                   texture_draw(&img_bsod_left[(frame / 5) % 4],
 310                                pbad->base.x - scroll_x,
 311                                pbad->base.y,
 312                                NO_UPDATE);
 313                 }
 314               else
 315                 {
 316                   texture_draw(&img_bsod_right[(frame / 5) % 4],
 317                                pbad->base.x - scroll_x,
 318                                pbad->base.y,
 319                                NO_UPDATE);
 320                 }
 321             }
 322           else if (pbad->dying == FALLING)
 323             {
 324               /* Falling: */
 325
 326               if (pbad->dir == LEFT)
 327                 {
 328                   texture_draw(&img_bsod_falling_left,
 329                                pbad->base.x - scroll_x,
 330                                pbad->base.y,
 331                                NO_UPDATE);
 332                 }
 333               else
 334                 {
 335                   texture_draw(&img_bsod_falling_right,
 336                                pbad->base.x - scroll_x,
 337                                pbad->base.y,
 338                                NO_UPDATE);
 339                 }
 340             }
 341           else if (pbad->dying == SQUISHED)
 342             {
 343               /* Dying - Squished: */
 344
 345               if (pbad->dir == LEFT)
 346                 {
 347                   texture_draw(&img_bsod_squished_left,
 348                                pbad->base.x - scroll_x,
 349                                pbad->base.y + 24,
 350                                NO_UPDATE);
 351                 }
 352               else
 353                 {
 354                   texture_draw(&img_bsod_squished_right,
 355                                pbad->base.x - scroll_x,
 356                                pbad->base.y + 24,
 357                                NO_UPDATE);
 358                 }
 359             }
 360         }
 361       else if (pbad->kind == BAD_LAPTOP)
 362         {
 363           /* --- LAPTOP MONSTER: --- */
 364
 365           if (pbad->dying == NO)
 366             {
 367               /* Alive: */
 368
 369               if (pbad->mode == NORMAL)
 370                 {
 371                   /* Not flat: */
 372
 373                   if (pbad->dir == LEFT)
 374                     {
 375                       texture_draw(&img_laptop_left[(frame / 5) % 3],
 376                                    pbad->base.x - scroll_x,
 377                                    pbad->base.y,
 378                                    NO_UPDATE);
 379                     }
 380                   else
 381                     {
 382                       texture_draw(&img_laptop_right[(frame / 5) % 3],
 383                                    pbad->base.x - scroll_x,
 384                                    pbad->base.y,
 385                                    NO_UPDATE);
 386                     }
 387                 }
 388               else
 389                 {
 390                   /* Flat: */
 391
 392                   if (pbad->dir == LEFT)
 393                     {
 394                       texture_draw(&img_laptop_flat_left,
 395                                    pbad->base.x - scroll_x,
 396                                    pbad->base.y,
 397                                    NO_UPDATE);
 398                     }
 399                   else
 400                     {
 401                       texture_draw(&img_laptop_flat_right,
 402                                    pbad->base.x - scroll_x,
 403                                    pbad->base.y,
 404                                    NO_UPDATE);
 405                     }
 406                 }
 407             }
 408           else if (pbad->dying == FALLING)
 409             {
 410               /* Falling: */
 411
 412               if (pbad->dir == LEFT)
 413                 {
 414                   texture_draw(&img_laptop_falling_left,
 415                                pbad->base.x - scroll_x,
 416                                pbad->base.y,
 417                                NO_UPDATE);
 418                 }
 419               else
 420                 {
 421                   texture_draw(&img_laptop_falling_right,
 422                                pbad->base.x - scroll_x,
 423                                pbad->base.y,
 424                                NO_UPDATE);
 425                 }
 426             }
 427         }
 428       else if (pbad->kind == BAD_MONEY)
 429         {
 430           if (pbad->base.ym > -16)
 431             {
 432               if (pbad->dir == LEFT)
 433                 {
 434                   texture_draw(&img_money_left[0],
 435                                pbad->base.x - scroll_x,
 436                                pbad->base.y,
 437                                NO_UPDATE);
 438                 }
 439               else
 440                 {
 441                   texture_draw(&img_money_right[0],
 442                                pbad->base.x - scroll_x,
 443                                pbad->base.y,
 444                                NO_UPDATE);
 445                 }
 446             }
 447           else
 448             {
 449               if (pbad->dir == LEFT)
 450                 {
 451                   texture_draw(&img_money_left[1],
 452                                pbad->base.x - scroll_x,
 453                                pbad->base.y,
 454                                NO_UPDATE);
 455                 }
 456               else
 457                 {
 458                   texture_draw(&img_money_right[1],
 459                                pbad->base.x - scroll_x,
 460                                pbad->base.y,
 461                                NO_UPDATE);
 462                 }
 463             }
 464         }
 465       else if (pbad->kind == -1)
 466       {}
 467     }
 468 }
 469
 470 void badguy_collision(bad_guy_type* pbad, void *p_c_object, int c_object)
 471 {
 472   bad_guy_type* pbad_c = NULL;
 473   player_type* pplayer_c = NULL;
 474
 475   switch (c_object)
 476     {
 477     case CO_BULLET:
 478       pbad->dying = FALLING;
 479       pbad->base.ym = -8;
 480
 481       /* Gain some points: */
 482
 483       if (pbad->kind == BAD_BSOD)
 484         add_score(pbad->base.x - scroll_x, pbad->base.y,
 485                   50 * score_multiplier);
 486       else if (pbad->kind == BAD_LAPTOP)
 487         add_score(pbad->base.x - scroll_x, pbad->base.y,
 488                   25 * score_multiplier);
 489
 490       /* Play death sound: */
 491       play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 492       break;
 493     case CO_BADGUY:
 494       pbad_c = p_c_object;
 495       if (pbad->mode != FLAT)
 496         pbad->dir = !pbad->dir;
 497       else
 498         {
 499           /* We're in kick mode, kill the other guy: */
 500
 501           pbad_c->dying = FALLING;
 502           pbad_c->base.ym = -8;
 503           play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 504
 505           add_score(pbad->base.x - scroll_x,
 506                     pbad->base.y, 100);
 507         }
 508       pbad->dir = !pbad->dir;
 509       break;
 510     case CO_PLAYER:
 511       pplayer_c = p_c_object;
 512       if (pbad->kind == BAD_BSOD)
 513         {
 514           pbad->dying = SQUISHED;
 515           timer_start(&pbad->timer,4000);
 516           pplayer_c->base.ym = -KILL_BOUNCE_YM;
 517
 518           add_score(pbad->base.x - scroll_x, pbad->base.y,
 519                     50 * score_multiplier);
 520
 521           play_sound(sounds[SND_SQUISH], SOUND_CENTER_SPEAKER);
 522         }
 523       else if (pbad->kind == BAD_LAPTOP)
 524         {
 525           if (pbad->mode != KICK)
 526             {
 527               /* Flatten! */
 528
 529               play_sound(sounds[SND_STOMP], SOUND_CENTER_SPEAKER);
 530               pbad->mode = FLAT;
 531               pbad->base.xm = 4;
 532
 533               timer_start(&pbad->timer,10000);
 534
 535               pplayer_c->base.y = pplayer_c->base.y - 32;
 536             }
 537           else
 538             {
 539               /* Kick! */
 540
 541               pbad->mode = KICK;
 542               play_sound(sounds[SND_KICK], SOUND_CENTER_SPEAKER);
 543
 544               if (pplayer_c->base.x <= pbad->base.x)
 545                 pbad->dir = RIGHT;
 546               else
 547                 pbad->dir = LEFT;
 548
 549               timer_start(&pbad->timer,5000);
 550             }
 551
 552           pplayer_c->base.ym = -KILL_BOUNCE_YM;
 553
 554           add_score(pbad->base.x - scroll_x,
 555                     pbad->base.y,
 556                     25 * score_multiplier);
 557
 558           /* play_sound(sounds[SND_SQUISH]); */
 559         }
 560       break;
 561     }
 562
 563 }