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, pbad->base.y + 32) &&
  98                       pbad->base.ym < MAX_YM)
  99                     {
 100                       pbad->base.ym = pbad->base.ym + GRAVITY;
 101                     }
 102                   else
 103                     {
 104                       /* Land: */
 105
 106                       if (pbad->base.ym > 0)
 107                         {
 108                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
 109                           pbad->base.ym = 0;
 110                         }
 111                     }
 112                 }
 113               else
 114                 pbad->base.ym = pbad->base.ym + GRAVITY;
 115
 116               if (pbad->base.y > screen->h)
 117                 pbad->base.alive = NO;
 118             }
 119           else if (pbad->kind == BAD_LAPTOP)
 120             {
 121               /* --- LAPTOP MONSTER: --- */
 122
 123               /* Move left/right: */
 124
 125               if (pbad->mode != KICK && pbad->mode != HELD)
 126                 {
 127                   if (pbad->dying == NO ||
 128                       pbad->dying == FALLING)
 129                     {
 130                       if (pbad->dir == RIGHT)
 131                         pbad->base.x = pbad->base.x + pbad->base.xm * frame_ratio;
 132                       else if (pbad->dir == LEFT)
 133                         pbad->base.x = pbad->base.x - pbad->base.xm * frame_ratio;
 134                     }
 135                 }
 136               else if (pbad->mode == KICK)
 137                 {
 138                   /* Obsolete
 139                                   if (pbad->dir == RIGHT)
 140                                     pbad->base.x = pbad->base.x + 16;
 141                                   else if (pbad->dir == LEFT)
 142                                     pbad->base.x = pbad->base.x - 16;*/
 143                 }
 144               else if (pbad->mode == HELD)
 145                 { /* FIXME: The pbad object shouldn't know about pplayer objects. */
 146                   /* If we're holding the laptop */
 147                   if(tux.dir==RIGHT)
 148                     {
 149                       pbad->base.x = tux.base.x - 16;
 150                       pbad->base.y = tux.base.y - 8 - (tux.size*16);
 151                     }
 152                   else /* facing left */
 153                     {
 154                       pbad->base.x = tux.base.x - 16;
 155                       pbad->base.y = tux.base.y - 8 - (tux.size*16);
 156                     }
 157
 158                   if(tux.input.fire != DOWN) /* SHOOT! */
 159                     {
 160                       pbad->dir=tux.dir;
 161                       pbad->mode=KICK;
 162                       pbad->base.ym-=8;
 163                       play_sound(sounds[SND_KICK],SOUND_CENTER_SPEAKER);
 164                     }
 165                 }
 166
 167
 168               /* Move vertically: */
 169
 170               if(pbad->mode != HELD)
 171                 pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
 172
 173               /* Bump into things horizontally: */
 174
 175               if (!pbad->dying)
 176                 {
 177                   if (issolid(pbad->base.x, pbad->base.y))
 178                     {
 179                       pbad->dir = !pbad->dir;
 180
 181                       if (pbad->mode == KICK)
 182                         {
 183                           /* handle stereo sound */
 184                           /* FIXME: In theory a badguy object doesn't know anything about player objects */
 185                           if (tux.base.x  > pbad->base.x)
 186                             play_sound(sounds[SND_RICOCHET], SOUND_LEFT_SPEAKER);
 187                           else if (tux.base.x  < pbad->base.x)
 188                             play_sound(sounds[SND_RICOCHET], SOUND_RIGHT_SPEAKER);
 189                           else
 190                             play_sound(sounds[SND_RICOCHET], SOUND_CENTER_SPEAKER);
 191                         }
 192                     }
 193                 }
 194
 195
 196               /* Fall if we get off the ground: */
 197
 198               if (pbad->dying != FALLING)
 199                 {
 200                   if (!issolid(pbad->base.x, pbad->base.y + 32) &&
 201                       pbad->base.ym < MAX_YM)
 202                     {
 203                       if(pbad->mode != HELD)
 204                         pbad->base.ym = pbad->base.ym + GRAVITY;
 205                     }
 206                   else
 207                     {
 208                       /* Land: */
 209
 210                       if (pbad->base.ym > 0)
 211                         {
 212                           pbad->base.y = (int)(pbad->base.y / 32) * 32;
 213                           pbad->base.ym = 0;
 214                         }
 215                     }
 216                 }
 217               else
 218                 pbad->base.ym = pbad->base.ym + GRAVITY;
 219
 220               if (pbad->base.y > screen->h)
 221                 pbad->base.alive = NO;
 222             }
 223           else if (pbad->kind == BAD_MONEY)
 224             {
 225               /* --- MONEY BAGS: --- */
 226
 227
 228               /* Move vertically: */
 229
 230               pbad->base.y = pbad->base.y + pbad->base.ym * frame_ratio;
 231
 232               if(physic_get_state(&pbad->physic) == -1)
 233               physic_set_state(&pbad->physic,PH_VTU);
 234
 235                 if(issolid(pbad->base.x, pbad->base.y + 32))
 236                 {
 237                 physic_set_state(&pbad->physic,PH_VTU);
 238                 pbad->base.ym = -0.6;
 239                 }
 240                 else if(issolid(pbad->base.x, pbad->base.y - 1))
 241                 { /* This works, but isn't the best solution imagineable */
 242                 pbad->base.ym = physic_get_velocity(&pbad->physic,-6.);
 243                 }
 244                 else
 245                 {
 246                 pbad->base.ym = physic_get_velocity(&pbad->physic,6.);
 247                 }
 248
 249               if (pbad->base.y > screen->h)
 250                 pbad->base.alive = NO;
 251             }
 252           else if (pbad->kind == -1)
 253           {}
 254
 255         }
 256       else if (pbad->kind == -1)
 257       {}
 258
 259
 260     }
 261
 262   /* Handle mode timer: */
 263
 264   if (pbad->mode == FLAT /* && bad_guys[1].mode != HELD*/)
 265     {
 266       if(!timer_check(&pbad->timer))
 267         pbad->mode = NORMAL;
 268     }
 269   /* else if (pbad->mode == KICK)
 270      {
 271        if (pbad->timer > 0)
 272          pbad->timer--;
 273      }*/
 274
 275
 276   /* Handle dying timer: */
 277
 278   if (pbad->dying == SQUISHED)
 279     {
 280       /* Remove it if time's up: */
 281       if(!timer_check(&pbad->timer))
 282         pbad->base.alive = NO;
 283     }
 284
 285
 286   /* Remove if it's far off the screen: */
 287
 288   if (pbad->base.x < scroll_x - OFFSCREEN_DISTANCE)
 289     pbad->base.alive = NO;
 290   else /* !seen */
 291     {
 292       /* Once it's on screen, it's activated! */
 293
 294       if (pbad->base.x <= scroll_x + screen->w + OFFSCREEN_DISTANCE)
 295         pbad->seen = YES;
 296     }
 297   /*}*/
 298 }
 299
 300 void badguy_draw(bad_guy_type* pbad)
 301 {
 302   if (pbad->base.alive &&
 303       pbad->base.x > scroll_x - 32 &&
 304       pbad->base.x < scroll_x + screen->w)
 305     {
 306       if (pbad->kind == BAD_BSOD)
 307         {
 308           /* --- BLUE SCREEN OF DEATH MONSTER: --- */
 309
 310           if (pbad->dying == NO)
 311             {
 312               /* Alive: */
 313
 314               if (pbad->dir == LEFT)
 315                 {
 316                   texture_draw(&img_bsod_left[(frame / 5) % 4],
 317                                pbad->base.x - scroll_x,
 318                                pbad->base.y,
 319                                NO_UPDATE);
 320                 }
 321               else
 322                 {
 323                   texture_draw(&img_bsod_right[(frame / 5) % 4],
 324                                pbad->base.x - scroll_x,
 325                                pbad->base.y,
 326                                NO_UPDATE);
 327                 }
 328             }
 329           else if (pbad->dying == FALLING)
 330             {
 331               /* Falling: */
 332
 333               if (pbad->dir == LEFT)
 334                 {
 335                   texture_draw(&img_bsod_falling_left,
 336                                pbad->base.x - scroll_x,
 337                                pbad->base.y,
 338                                NO_UPDATE);
 339                 }
 340               else
 341                 {
 342                   texture_draw(&img_bsod_falling_right,
 343                                pbad->base.x - scroll_x,
 344                                pbad->base.y,
 345                                NO_UPDATE);
 346                 }
 347             }
 348           else if (pbad->dying == SQUISHED)
 349             {
 350               /* Dying - Squished: */
 351
 352               if (pbad->dir == LEFT)
 353                 {
 354                   texture_draw(&img_bsod_squished_left,
 355                                pbad->base.x - scroll_x,
 356                                pbad->base.y + 24,
 357                                NO_UPDATE);
 358                 }
 359               else
 360                 {
 361                   texture_draw(&img_bsod_squished_right,
 362                                pbad->base.x - scroll_x,
 363                                pbad->base.y + 24,
 364                                NO_UPDATE);
 365                 }
 366             }
 367         }
 368       else if (pbad->kind == BAD_LAPTOP)
 369         {
 370           /* --- LAPTOP MONSTER: --- */
 371
 372           if (pbad->dying == NO)
 373             {
 374               /* Alive: */
 375
 376               if (pbad->mode == NORMAL)
 377                 {
 378                   /* Not flat: */
 379
 380                   if (pbad->dir == LEFT)
 381                     {
 382                       texture_draw(&img_laptop_left[(frame / 5) % 3],
 383                                    pbad->base.x - scroll_x,
 384                                    pbad->base.y,
 385                                    NO_UPDATE);
 386                     }
 387                   else
 388                     {
 389                       texture_draw(&img_laptop_right[(frame / 5) % 3],
 390                                    pbad->base.x - scroll_x,
 391                                    pbad->base.y,
 392                                    NO_UPDATE);
 393                     }
 394                 }
 395               else
 396                 {
 397                   /* Flat: */
 398
 399                   if (pbad->dir == LEFT)
 400                     {
 401                       texture_draw(&img_laptop_flat_left,
 402                                    pbad->base.x - scroll_x,
 403                                    pbad->base.y,
 404                                    NO_UPDATE);
 405                     }
 406                   else
 407                     {
 408                       texture_draw(&img_laptop_flat_right,
 409                                    pbad->base.x - scroll_x,
 410                                    pbad->base.y,
 411                                    NO_UPDATE);
 412                     }
 413                 }
 414             }
 415           else if (pbad->dying == FALLING)
 416             {
 417               /* Falling: */
 418
 419               if (pbad->dir == LEFT)
 420                 {
 421                   texture_draw(&img_laptop_falling_left,
 422                                pbad->base.x - scroll_x,
 423                                pbad->base.y,
 424                                NO_UPDATE);
 425                 }
 426               else
 427                 {
 428                   texture_draw(&img_laptop_falling_right,
 429                                pbad->base.x - scroll_x,
 430                                pbad->base.y,
 431                                NO_UPDATE);
 432                 }
 433             }
 434         }
 435       else if (pbad->kind == BAD_MONEY)
 436         {
 437           if (pbad->base.ym != 300 /* > -16*/)
 438             {
 439               if (pbad->dir == LEFT)
 440                 {
 441                   texture_draw(&img_money_left[0],
 442                                pbad->base.x - scroll_x,
 443                                pbad->base.y,
 444                                NO_UPDATE);
 445                 }
 446               else
 447                 {
 448                   texture_draw(&img_money_right[0],
 449                                pbad->base.x - scroll_x,
 450                                pbad->base.y,
 451                                NO_UPDATE);
 452                 }
 453             }
 454           else
 455             {
 456               if (pbad->dir == LEFT)
 457                 {
 458                   texture_draw(&img_money_left[1],
 459                                pbad->base.x - scroll_x,
 460                                pbad->base.y,
 461                                NO_UPDATE);
 462                 }
 463               else
 464                 {
 465                   texture_draw(&img_money_right[1],
 466                                pbad->base.x - scroll_x,
 467                                pbad->base.y,
 468                                NO_UPDATE);
 469                 }
 470             }
 471         }
 472       else if (pbad->kind == -1)
 473       {}
 474     }
 475 }
 476
 477 void badguy_collision(bad_guy_type* pbad, void *p_c_object, int c_object)
 478 {
 479   bad_guy_type* pbad_c = NULL;
 480   player_type* pplayer_c = NULL;
 481
 482   switch (c_object)
 483     {
 484     case CO_BULLET:
 485       pbad->dying = FALLING;
 486       pbad->base.ym = -8;
 487
 488       /* Gain some points: */
 489
 490       if (pbad->kind == BAD_BSOD)
 491         add_score(pbad->base.x - scroll_x, pbad->base.y,
 492                   50 * score_multiplier);
 493       else if (pbad->kind == BAD_LAPTOP)
 494         add_score(pbad->base.x - scroll_x, pbad->base.y,
 495                   25 * score_multiplier);
 496
 497       /* Play death sound: */
 498       play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 499       break;
 500     case CO_BADGUY:
 501       pbad_c = (bad_guy_type*) p_c_object;
 502       if (pbad->mode != FLAT)
 503         pbad->dir = !pbad->dir;
 504       else
 505         {
 506           /* We're in kick mode, kill the other guy: */
 507
 508           pbad_c->dying = FALLING;
 509           pbad_c->base.ym = -8;
 510           play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 511
 512           add_score(pbad->base.x - scroll_x,
 513                     pbad->base.y, 100);
 514         }
 515       pbad->dir = !pbad->dir;
 516       break;
 517     case CO_PLAYER:
 518       pplayer_c = (player_type*) p_c_object;
 519       if (pbad->kind == BAD_BSOD)
 520         {
 521           pbad->dying = SQUISHED;
 522           timer_start(&pbad->timer,4000);
 523           pplayer_c->base.ym = -KILL_BOUNCE_YM;
 524
 525           add_score(pbad->base.x - scroll_x, pbad->base.y,
 526                     50 * score_multiplier);
 527
 528           play_sound(sounds[SND_SQUISH], SOUND_CENTER_SPEAKER);
 529         }
 530       else if (pbad->kind == BAD_LAPTOP)
 531         {
 532           if (pbad->mode != KICK)
 533             {
 534               /* Flatten! */
 535
 536               play_sound(sounds[SND_STOMP], SOUND_CENTER_SPEAKER);
 537               pbad->mode = FLAT;
 538               pbad->base.xm = 4;
 539
 540               timer_start(&pbad->timer,10000);
 541
 542               pplayer_c->base.y = pplayer_c->base.y - 32;
 543             }
 544           else
 545             {
 546               /* Kick! */
 547
 548               pbad->mode = KICK;
 549               play_sound(sounds[SND_KICK], SOUND_CENTER_SPEAKER);
 550
 551               if (pplayer_c->base.x <= pbad->base.x)
 552                 pbad->dir = RIGHT;
 553               else
 554                 pbad->dir = LEFT;
 555
 556               timer_start(&pbad->timer,5000);
 557             }
 558
 559           pplayer_c->base.ym = -KILL_BOUNCE_YM;
 560
 561           add_score(pbad->base.x - scroll_x,
 562                     pbad->base.y,
 563                     25 * score_multiplier);
 564
 565           /* play_sound(sounds[SND_SQUISH]); */
 566         }
 567       break;
 568     }
 569
 570 }