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 texture_type img_bsod_squished_left, img_bsod_squished_right,
  20 img_bsod_falling_left, img_bsod_falling_right,
  21 img_laptop_flat_left, img_laptop_flat_right,
  22 img_laptop_falling_left, img_laptop_falling_right;
  23 texture_type img_bsod_left[4], img_bsod_right[4],
  24 img_laptop_left[3], img_laptop_right[3],
  25 img_money_left[2], img_money_right[2];
  26 bitmask *bm_bsod;
  27
  28 void badguy_create_bitmasks()
  29 {
  30   /*bm_bsod = img_bsod_left[0];*/
  31 }
  32
  33 void badguy_init(bad_guy_type* pbad, float x, float y, int kind)
  34 {
  35   pbad->base.width = 32;
  36   pbad->base.height = 32;
  37   pbad->base.alive = YES;
  38   pbad->mode = NORMAL;
  39   pbad->dying = NO;
  40   pbad->kind = kind;
  41   pbad->base.x = x;
  42   pbad->base.y = y;
  43   pbad->base.xm = 1.3;
  44   pbad->base.ym = 4.8;
  45   pbad->dir = LEFT;
  46   pbad->seen = NO;
  47   timer_init(&pbad->timer);
  48   physic_init(&pbad->physic);
  49 }
  50
  51 void badguy_action(bad_guy_type* pbad)
  52 {
  53
  54   if (pbad->base.alive)
  55     {
  56       if (pbad->seen)
  57         {
  58           if (pbad->kind == BAD_BSOD)
  59             {
  60               /* --- BLUE SCREEN OF DEATH MONSTER: --- */
  61
  62               /* Move left/right: */
  63
  64               if (pbad->dying == NO ||
  65                   pbad->dying == FALLING)
  66                 {
  67                   if (pbad->dir == RIGHT)
  68                     pbad->base.x = pbad->base.x + pbad->base.xm * frame_ratio;
  69                   else if (pbad->dir == LEFT)
  70                     pbad->base.x = pbad->base.x - pbad->base.xm * frame_ratio;
  71                 }
  72
  73
  74               /* Move vertically: */
  75
  76               pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
  77
  78
  79               /* Bump into things horizontally: */
  80
  81               if (!pbad->dying)
  82                 {
  83                   if (issolid( pbad->base.x - 1, (int) pbad->base.y))
  84                     {
  85                       pbad->dir = RIGHT;
  86                     }
  87                   else if (issolid( pbad->base.x + pbad->base.width-1, (int) pbad->base.y))
  88                     {
  89                       pbad->dir = LEFT;
  90                     }
  91                 }
  92
  93  /* Fall if we get off the ground: */
  94
  95               if (pbad->dying != FALLING)
  96                 {
  97                   if (!issolid(pbad->base.x+16, pbad->base.y + 32))
  98                     {
  99                       if(!physic_is_set(&pbad->physic))
 100                         {
 101                           physic_set_state(&pbad->physic,PH_VT);
 102                           physic_set_start_vy(&pbad->physic,2.);
 103                         }
 104
 105                           pbad->base.ym = physic_get_velocity(&pbad->physic);
 106                     }
 107                   else
 108                     {
 109                       /* Land: */
 110
 111                       if (pbad->base.ym > 0)
 112                         {
 113                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
 114                           pbad->base.ym = 0;
 115                         }
 116                       physic_init(&pbad->physic);
 117                     }
 118                 }
 119               else
 120                 {
 121                   if(!physic_is_set(&pbad->physic))
 122                     {
 123                       physic_set_state(&pbad->physic,PH_VT);
 124                       physic_set_start_vy(&pbad->physic,2.);
 125                     }
 126                   pbad->base.ym = physic_get_velocity(&pbad->physic);
 127                 }
 128
 129               if (pbad->base.y > screen->h)
 130                 pbad->base.alive = NO;
 131             }
 132           else if (pbad->kind == BAD_LAPTOP)
 133             {
 134               /* --- LAPTOP MONSTER: --- */
 135
 136               /* Move left/right: */
 137
 138               if (pbad->mode != KICK && pbad->mode != HELD)
 139                 {
 140                   if (pbad->dying == NO ||
 141                       pbad->dying == FALLING)
 142                     {
 143                       if (pbad->dir == RIGHT)
 144                         pbad->base.x = pbad->base.x + pbad->base.xm * frame_ratio;
 145                       else if (pbad->dir == LEFT)
 146                         pbad->base.x = pbad->base.x - pbad->base.xm * frame_ratio;
 147                     }
 148                 }
 149               else if (pbad->mode == KICK)
 150                 {
 151                   /* Obsolete
 152                                   if (pbad->dir == RIGHT)
 153                                     pbad->base.x = pbad->base.x + 16;
 154                                   else if (pbad->dir == LEFT)
 155                                     pbad->base.x = pbad->base.x - 16;*/
 156                 }
 157               else if (pbad->mode == HELD)
 158                 { /* FIXME: The pbad object shouldn't know about pplayer objects. */
 159                   /* If we're holding the laptop */
 160                   if(tux.dir==RIGHT)
 161                     {
 162                       pbad->base.x = tux.base.x - 16;
 163                       pbad->base.y = tux.base.y - 8 - (tux.size*16);
 164                     }
 165                   else /* facing left */
 166                     {
 167                       pbad->base.x = tux.base.x - 16;
 168                       pbad->base.y = tux.base.y - 8 - (tux.size*16);
 169                     }
 170
 171                   if(tux.input.fire != DOWN) /* SHOOT! */
 172                     {
 173                       pbad->dir=tux.dir;
 174                       pbad->mode=KICK;
 175                       pbad->base.ym-=8;
 176                       play_sound(sounds[SND_KICK],SOUND_CENTER_SPEAKER);
 177                     }
 178                 }
 179
 180
 181               /* Move vertically: */
 182
 183               if(pbad->mode != HELD)
 184                 pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
 185
 186               /* Bump into things horizontally: */
 187
 188               /* Bump into things horizontally: */
 189
 190               if (!pbad->dying)
 191                 {
 192                   int changed = pbad->dir;
 193                   if (issolid( pbad->base.x - 1, (int) pbad->base.y + 16))
 194                     {
 195                       pbad->dir = RIGHT;
 196                     }
 197                   else if (issolid( pbad->base.x + pbad->base.width-1, (int) pbad->base.y + 16))
 198                     {
 199                       pbad->dir = LEFT;
 200                     }
 201                   if(pbad->mode == KICK && changed != pbad->dir)
 202                     {
 203                       /* handle stereo sound */
 204                       /* FIXME: In theory a badguy object doesn't know anything about player objects */
 205                       if (tux.base.x  > pbad->base.x)
 206                         play_sound(sounds[SND_RICOCHET], SOUND_LEFT_SPEAKER);
 207                       else if (tux.base.x  < pbad->base.x)
 208                         play_sound(sounds[SND_RICOCHET], SOUND_RIGHT_SPEAKER);
 209                       else
 210                         play_sound(sounds[SND_RICOCHET], SOUND_CENTER_SPEAKER);
 211                     }
 212
 213                 }
 214
 215
 216               /* Fall if we get off the ground: */
 217
 218               if (pbad->dying != FALLING)
 219                 {
 220                   if (!issolid(pbad->base.x+16, pbad->base.y + 32))
 221                     {
 222                       if(!physic_is_set(&pbad->physic))
 223                         {
 224                           physic_set_state(&pbad->physic,PH_VT);
 225                           physic_set_start_vy(&pbad->physic,0.);
 226                         }
 227
 228                       if(pbad->mode != HELD)
 229                         {
 230                           pbad->base.ym = physic_get_velocity(&pbad->physic);
 231                         }
 232                     }
 233                   else
 234                     {
 235                       /* Land: */
 236
 237                       if (pbad->base.ym > 0)
 238                         {
 239                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
 240                           pbad->base.ym = 0;
 241                         }
 242                       physic_init(&pbad->physic);
 243                     }
 244                 }
 245               else
 246                 {
 247                   if(!physic_is_set(&pbad->physic))
 248                     {
 249                       physic_set_state(&pbad->physic,PH_VT);
 250                       physic_set_start_vy(&pbad->physic,0.);
 251                     }
 252                   pbad->base.ym = physic_get_velocity(&pbad->physic);
 253                 }
 254
 255               if (pbad->base.y > screen->h)
 256                 pbad->base.alive = NO;
 257             }
 258           else if (pbad->kind == BAD_MONEY)
 259             {
 260               /* --- MONEY BAGS: --- */
 261
 262
 263               /* Move vertically: */
 264
 265               pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
 266
 267               if(physic_get_state(&pbad->physic) == -1)
 268                 {
 269                   physic_set_state(&pbad->physic,PH_VT);
 270                   physic_set_start_vy(&pbad->physic,0.);
 271                 }
 272
 273               if(issolid(pbad->base.x, pbad->base.y + 32))
 274                 {
 275                   physic_set_state(&pbad->physic,PH_VT);
 276                   physic_set_start_vy(&pbad->physic,6.);
 277                   pbad->base.ym = physic_get_velocity(&pbad->physic);
 278                 }
 279               else if(issolid(pbad->base.x, pbad->base.y - 1))
 280                 { /* This works, but isn't the best solution imagineable */
 281                   physic_set_state(&pbad->physic,PH_VT);
 282                   physic_set_start_vy(&pbad->physic,0.);
 283                   pbad->base.ym = physic_get_velocity(&pbad->physic);
 284                 }
 285               else
 286                 {
 287                   pbad->base.ym = physic_get_velocity(&pbad->physic);
 288                 }
 289
 290               if (pbad->base.y > screen->h)
 291                 pbad->base.alive = NO;
 292             }
 293           else if (pbad->kind == -1)
 294           {}
 295
 296         }
 297       else if (pbad->kind == -1)
 298       {}
 299
 300
 301     }
 302
 303   /* Handle mode timer: */
 304
 305   if (pbad->mode == FLAT /* && bad_guys[1].mode != HELD*/)
 306     {
 307       if(!timer_check(&pbad->timer))
 308         pbad->mode = NORMAL;
 309     }
 310   /* else if (pbad->mode == KICK)
 311      {
 312        if (pbad->timer > 0)
 313          pbad->timer--;
 314      }*/
 315
 316
 317   /* Handle dying timer: */
 318
 319   if (pbad->dying == SQUISHED)
 320     {
 321       /* Remove it if time's up: */
 322       if(!timer_check(&pbad->timer))
 323         pbad->base.alive = NO;
 324     }
 325
 326
 327   /* Remove if it's far off the screen: */
 328
 329   if (pbad->base.x < scroll_x - OFFSCREEN_DISTANCE)
 330     pbad->base.alive = NO;
 331   else /* !seen */
 332     {
 333       /* Once it's on screen, it's activated! */
 334
 335       if (pbad->base.x <= scroll_x + screen->w + OFFSCREEN_DISTANCE)
 336         pbad->seen = YES;
 337     }
 338   /*}*/
 339 }
 340
 341 void badguy_draw(bad_guy_type* pbad)
 342 {
 343   if (pbad->base.alive &&
 344       pbad->base.x > scroll_x - 32 &&
 345       pbad->base.x < scroll_x + screen->w)
 346     {
 347       if (pbad->kind == BAD_BSOD)
 348         {
 349           /* --- BLUE SCREEN OF DEATH MONSTER: --- */
 350
 351           if (pbad->dying == NO)
 352             {
 353               /* Alive: */
 354
 355               if (pbad->dir == LEFT)
 356                 {
 357                   texture_draw(&img_bsod_left[(frame / 5) % 4],
 358                                pbad->base.x - scroll_x,
 359                                pbad->base.y,
 360                                NO_UPDATE);
 361                 }
 362               else
 363                 {
 364                   texture_draw(&img_bsod_right[(frame / 5) % 4],
 365                                pbad->base.x - scroll_x,
 366                                pbad->base.y,
 367                                NO_UPDATE);
 368                 }
 369             }
 370           else if (pbad->dying == FALLING)
 371             {
 372               /* Falling: */
 373
 374               if (pbad->dir == LEFT)
 375                 {
 376                   texture_draw(&img_bsod_falling_left,
 377                                pbad->base.x - scroll_x,
 378                                pbad->base.y,
 379                                NO_UPDATE);
 380                 }
 381               else
 382                 {
 383                   texture_draw(&img_bsod_falling_right,
 384                                pbad->base.x - scroll_x,
 385                                pbad->base.y,
 386                                NO_UPDATE);
 387                 }
 388             }
 389           else if (pbad->dying == SQUISHED)
 390             {
 391               /* Dying - Squished: */
 392
 393               if (pbad->dir == LEFT)
 394                 {
 395                   texture_draw(&img_bsod_squished_left,
 396                                pbad->base.x - scroll_x,
 397                                pbad->base.y + 24,
 398                                NO_UPDATE);
 399                 }
 400               else
 401                 {
 402                   texture_draw(&img_bsod_squished_right,
 403                                pbad->base.x - scroll_x,
 404                                pbad->base.y + 24,
 405                                NO_UPDATE);
 406                 }
 407             }
 408         }
 409       else if (pbad->kind == BAD_LAPTOP)
 410         {
 411           /* --- LAPTOP MONSTER: --- */
 412
 413           if (pbad->dying == NO)
 414             {
 415               /* Alive: */
 416
 417               if (pbad->mode == NORMAL)
 418                 {
 419                   /* Not flat: */
 420
 421                   if (pbad->dir == LEFT)
 422                     {
 423                       texture_draw(&img_laptop_left[(frame / 5) % 3],
 424                                    pbad->base.x - scroll_x,
 425                                    pbad->base.y,
 426                                    NO_UPDATE);
 427                     }
 428                   else
 429                     {
 430                       texture_draw(&img_laptop_right[(frame / 5) % 3],
 431                                    pbad->base.x - scroll_x,
 432                                    pbad->base.y,
 433                                    NO_UPDATE);
 434                     }
 435                 }
 436               else
 437                 {
 438                   /* Flat: */
 439
 440                   if (pbad->dir == LEFT)
 441                     {
 442                       texture_draw(&img_laptop_flat_left,
 443                                    pbad->base.x - scroll_x,
 444                                    pbad->base.y,
 445                                    NO_UPDATE);
 446                     }
 447                   else
 448                     {
 449                       texture_draw(&img_laptop_flat_right,
 450                                    pbad->base.x - scroll_x,
 451                                    pbad->base.y,
 452                                    NO_UPDATE);
 453                     }
 454                 }
 455             }
 456           else if (pbad->dying == FALLING)
 457             {
 458               /* Falling: */
 459
 460               if (pbad->dir == LEFT)
 461                 {
 462                   texture_draw(&img_laptop_falling_left,
 463                                pbad->base.x - scroll_x,
 464                                pbad->base.y,
 465                                NO_UPDATE);
 466                 }
 467               else
 468                 {
 469                   texture_draw(&img_laptop_falling_right,
 470                                pbad->base.x - scroll_x,
 471                                pbad->base.y,
 472                                NO_UPDATE);
 473                 }
 474             }
 475         }
 476       else if (pbad->kind == BAD_MONEY)
 477         {
 478           if (pbad->base.ym != 300 /* > -16*/)
 479             {
 480               if (pbad->dir == LEFT)
 481                 {
 482                   texture_draw(&img_money_left[0],
 483                                pbad->base.x - scroll_x,
 484                                pbad->base.y,
 485                                NO_UPDATE);
 486                 }
 487               else
 488                 {
 489                   texture_draw(&img_money_right[0],
 490                                pbad->base.x - scroll_x,
 491                                pbad->base.y,
 492                                NO_UPDATE);
 493                 }
 494             }
 495           else
 496             {
 497               if (pbad->dir == LEFT)
 498                 {
 499                   texture_draw(&img_money_left[1],
 500                                pbad->base.x - scroll_x,
 501                                pbad->base.y,
 502                                NO_UPDATE);
 503                 }
 504               else
 505                 {
 506                   texture_draw(&img_money_right[1],
 507                                pbad->base.x - scroll_x,
 508                                pbad->base.y,
 509                                NO_UPDATE);
 510                 }
 511             }
 512         }
 513       else if (pbad->kind == -1)
 514       {}
 515     }
 516 }
 517
 518 void badguy_collision(bad_guy_type* pbad, void *p_c_object, int c_object)
 519 {
 520   bad_guy_type* pbad_c = NULL;
 521   player_type* pplayer_c = NULL;
 522
 523   switch (c_object)
 524     {
 525     case CO_BULLET:
 526       pbad->dying = FALLING;
 527       pbad->base.ym = -8;
 528
 529       /* Gain some points: */
 530
 531       if (pbad->kind == BAD_BSOD)
 532         add_score(pbad->base.x - scroll_x, pbad->base.y,
 533                   50 * score_multiplier);
 534       else if (pbad->kind == BAD_LAPTOP)
 535         add_score(pbad->base.x - scroll_x, pbad->base.y,
 536                   25 * score_multiplier);
 537
 538       /* Play death sound: */
 539       play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 540       break;
 541     case CO_BADGUY:
 542       pbad_c = (bad_guy_type*) p_c_object;
 543       if (pbad->mode != FLAT)
 544         pbad->dir = !pbad->dir;
 545       else
 546         {
 547           /* We're in kick mode, kill the other guy: */
 548
 549           pbad_c->dying = FALLING;
 550           pbad_c->base.ym = -8;
 551           play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 552
 553           add_score(pbad->base.x - scroll_x,
 554                     pbad->base.y, 100);
 555         }
 556       pbad->dir = !pbad->dir;
 557       break;
 558     case CO_PLAYER:
 559       pplayer_c = (player_type*) p_c_object;
 560       if (pbad->kind == BAD_BSOD)
 561         {
 562           pbad->dying = SQUISHED;
 563           timer_start(&pbad->timer,4000);
 564           pplayer_c->base.ym = -KILL_BOUNCE_YM;
 565
 566           add_score(pbad->base.x - scroll_x, pbad->base.y,
 567                     50 * score_multiplier);
 568
 569           play_sound(sounds[SND_SQUISH], SOUND_CENTER_SPEAKER);
 570         }
 571       else if (pbad->kind == BAD_LAPTOP)
 572         {
 573           if (pbad->mode != KICK)
 574             {
 575               /* Flatten! */
 576
 577               play_sound(sounds[SND_STOMP], SOUND_CENTER_SPEAKER);
 578               pbad->mode = FLAT;
 579               pbad->base.xm = 4;
 580
 581               timer_start(&pbad->timer,10000);
 582
 583               pplayer_c->base.y = pplayer_c->base.y - 32;
 584             }
 585           else
 586             {
 587               /* Kick! */
 588
 589               pbad->mode = KICK;
 590               play_sound(sounds[SND_KICK], SOUND_CENTER_SPEAKER);
 591
 592               if (pplayer_c->base.x <= pbad->base.x)
 593                 pbad->dir = RIGHT;
 594               else
 595                 pbad->dir = LEFT;
 596
 597               timer_start(&pbad->timer,5000);
 598             }
 599
 600           pplayer_c->base.ym = -KILL_BOUNCE_YM;
 601
 602           add_score(pbad->base.x - scroll_x,
 603                     pbad->base.y,
 604                     25 * score_multiplier);
 605
 606           /* play_sound(sounds[SND_SQUISH]); */
 607         }
 608       break;
 609     }
 610
 611 }