src/badguy.cpp

   1 //  $Id$
   2 //
   3 //  SuperTux
   4 //  Copyright (C) 2000 Bill Kendrick <bill@newbreedsoftware.com>
   5 //  Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.de>
   6 //  Copyright (C) 2004 Matthias Braun <matze@braunis.de>
   7 //
   8 //  This program is free software; you can redistribute it and/or
   9 //  modify it under the terms of the GNU General Public License
  10 //  as published by the Free Software Foundation; either version 2
  11 //  of the License, or (at your option) any later version.
  12 //
  13 //  This program is distributed in the hope that it will be useful,
  14 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 //  GNU General Public License for more details.
  17 //
  18 //  You should have received a copy of the GNU General Public License
  19 //  along with this program; if not, write to the Free Software
  20 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  21 //  02111-1307, USA.
  22
  23 #include <iostream>
  24 #include <math.h>
  25
  26 #include "globals.h"
  27 #include "defines.h"
  28 #include "badguy.h"
  29 #include "scene.h"
  30 #include "screen.h"
  31 #include "world.h"
  32 #include "tile.h"
  33 #include "resources.h"
  34 #include "sprite_manager.h"
  35
  36 Sprite* img_bsod_squished_left;
  37 Sprite* img_bsod_squished_right;
  38 Sprite* img_bsod_falling_left;
  39 Sprite* img_bsod_falling_right;
  40 Sprite* img_mriceblock_flat_left;
  41 Sprite* img_mriceblock_flat_right;
  42 Sprite* img_mriceblock_falling_left;
  43 Sprite* img_mriceblock_falling_right;
  44 Sprite* img_bsod_left;
  45 Sprite* img_bsod_right;
  46 Sprite* img_mriceblock_left;
  47 Sprite* img_mriceblock_right;
  48 Sprite* img_jumpy_left_up;
  49 Sprite* img_jumpy_left_down;
  50 Sprite* img_jumpy_left_middle;
  51 Sprite* img_mrbomb_left;
  52 Sprite* img_mrbomb_right;
  53 Sprite* img_mrbomb_ticking_left;
  54 Sprite* img_mrbomb_ticking_right;
  55 Sprite* img_mrbomb_explosion;
  56 Sprite* img_stalactite;
  57 Sprite* img_stalactite_broken;
  58 Sprite* img_flame;
  59 Sprite* img_fish;
  60 Sprite* img_fish_down;
  61 Sprite* img_bouncingsnowball_left;
  62 Sprite* img_bouncingsnowball_right;
  63 Sprite* img_bouncingsnowball_squished;
  64 Sprite* img_flyingsnowball;
  65 Sprite* img_flyingsnowball_squished;
  66 Sprite* img_spiky_left;
  67 Sprite* img_spiky_right;
  68 Sprite* img_snowball_left;
  69 Sprite* img_snowball_right;
  70 Sprite* img_snowball_squished_left;
  71 Sprite* img_snowball_squished_right;
  72
  73 #define BADGUY_WALK_SPEED .8f
  74
  75 BadGuyKind  badguykind_from_string(const std::string& str)
  76 {
  77   if (str == "money" || str == "jumpy") // was money in old maps
  78     return BAD_JUMPY;
  79   else if (str == "laptop" || str == "mriceblock") // was laptop in old maps
  80     return BAD_MRICEBLOCK;
  81   else if (str == "bsod")
  82     return BAD_BSOD;
  83   else if (str == "mrbomb")
  84     return BAD_MRBOMB;
  85   else if (str == "stalactite")
  86     return BAD_STALACTITE;
  87   else if (str == "flame")
  88     return BAD_FLAME;
  89   else if (str == "fish")
  90     return BAD_FISH;
  91   else if (str == "bouncingsnowball")
  92     return BAD_BOUNCINGSNOWBALL;
  93   else if (str == "flyingsnowball")
  94     return BAD_FLYINGSNOWBALL;
  95   else if (str == "spiky")
  96     return BAD_SPIKY;
  97   else if (str == "snowball")
  98     return BAD_SNOWBALL;
  99   else
 100     {
 101       printf("Couldn't convert badguy: '%s'\n", str.c_str());
 102       return BAD_BSOD;
 103     }
 104 }
 105
 106 std::string badguykind_to_string(BadGuyKind kind)
 107 {
 108   switch(kind)
 109     {
 110     case BAD_JUMPY:
 111       return "jumpy";
 112       break;
 113     case BAD_MRICEBLOCK:
 114       return "mriceblock";
 115       break;
 116     case BAD_BSOD:
 117       return "bsod";
 118       break;
 119     case BAD_MRBOMB:
 120       return "mrbomb";
 121       break;
 122     case BAD_STALACTITE:
 123       return "stalactite";
 124       break;
 125     case BAD_FLAME:
 126       return "flame";
 127       break;
 128     case BAD_FISH:
 129       return "fish";
 130       break;
 131     case BAD_BOUNCINGSNOWBALL:
 132       return "bouncingsnowball";
 133       break;
 134     case BAD_FLYINGSNOWBALL:
 135       return "flyingsnowball";
 136       break;
 137     case BAD_SPIKY:
 138       return "spiky";
 139       break;
 140     case BAD_SNOWBALL:
 141       return "snowball";
 142       break;
 143     default:
 144       return "bsod";
 145     }
 146 }
 147
 148 BadGuy::BadGuy(float x, float y, BadGuyKind kind_, bool stay_on_platform_)
 149   : removable(false), squishcount(0)
 150 {
 151   base.x   = x;
 152   base.y   = y;
 153   base.width  = 0;
 154   base.height = 0;
 155   base.xm  = 0;
 156   base.ym  = 0;
 157
 158   stay_on_platform = stay_on_platform_;
 159   mode     = NORMAL;
 160   dying    = DYING_NOT;
 161   kind     = kind_;
 162   old_base = base;
 163   dir      = LEFT;
 164   seen     = false;
 165   animation_offset = 0;
 166   sprite_left = sprite_right = 0;
 167   physic.reset();
 168   timer.init(true);
 169
 170   if(kind == BAD_BSOD) {
 171     physic.set_velocity(-BADGUY_WALK_SPEED, 0);
 172     set_sprite(img_bsod_left, img_bsod_right);
 173   } else if(kind == BAD_MRBOMB) {
 174     physic.set_velocity(-BADGUY_WALK_SPEED, 0);
 175     set_sprite(img_mrbomb_left, img_mrbomb_right);
 176   } else if (kind == BAD_MRICEBLOCK) {
 177     physic.set_velocity(-BADGUY_WALK_SPEED, 0);
 178     set_sprite(img_mriceblock_left, img_mriceblock_right);
 179   } else if(kind == BAD_JUMPY) {
 180     set_sprite(img_jumpy_left_up, img_jumpy_left_up);
 181   } else if(kind == BAD_BOMB) {
 182     set_sprite(img_mrbomb_ticking_left, img_mrbomb_ticking_right);
 183     // hack so that the bomb doesn't hurt until it expldes...
 184     dying = DYING_SQUISHED;
 185   } else if(kind == BAD_FLAME) {
 186     base.ym = 0; // we misuse base.ym as angle for the flame
 187     physic.enable_gravity(false);
 188     set_sprite(img_flame, img_flame);
 189   } else if(kind == BAD_BOUNCINGSNOWBALL) {
 190     physic.set_velocity(-1.3, 0);
 191     set_sprite(img_bouncingsnowball_left, img_bouncingsnowball_right);
 192   } else if(kind == BAD_STALACTITE) {
 193     physic.enable_gravity(false);
 194     set_sprite(img_stalactite, img_stalactite);
 195   } else if(kind == BAD_FISH) {
 196     set_sprite(img_fish, img_fish);
 197     physic.enable_gravity(true);
 198   } else if(kind == BAD_FLYINGSNOWBALL) {
 199     set_sprite(img_flyingsnowball, img_flyingsnowball);
 200     physic.enable_gravity(false);
 201   } else if(kind == BAD_SPIKY) {
 202     physic.set_velocity(-BADGUY_WALK_SPEED, 0);
 203     set_sprite(img_spiky_left, img_spiky_right);
 204   } else if(kind == BAD_SNOWBALL) {
 205     physic.set_velocity(-BADGUY_WALK_SPEED, 0);
 206     set_sprite(img_snowball_left, img_snowball_right);
 207   }
 208
 209   // if we're in a solid tile at start correct that now
 210   if(kind != BAD_FLAME && kind != BAD_FISH && collision_object_map(base)) {
 211     printf("Warning: badguy started in wall!.\n");
 212     while(collision_object_map(base))
 213       --base.y;
 214   }
 215 }
 216
 217 void
 218 BadGuy::action_bsod(float frame_ratio)
 219 {
 220   static const float BSODJUMP = 2;
 221
 222   if (dying == DYING_NOT)
 223     check_horizontal_bump();
 224
 225   fall();
 226
 227   // jump when we're about to fall
 228   if (physic.get_velocity_y() == 0 &&
 229       !issolid(base.x+base.width/2, base.y + base.height))
 230     {
 231       physic.enable_gravity(true);
 232       physic.set_velocity(physic.get_velocity_x(), BSODJUMP);
 233     }
 234
 235   // Handle dying timer:
 236   if (dying == DYING_SQUISHED && !timer.check())
 237     {
 238       /* Remove it if time's up: */
 239       remove_me();
 240       return;
 241     }
 242
 243   // move
 244   physic.apply(frame_ratio, base.x, base.y);
 245   if(dying != DYING_FALLING)
 246     collision_swept_object_map(&old_base, &base);
 247 }
 248
 249 void
 250 BadGuy::action_mriceblock(float frame_ratio)
 251 {
 252   Player& tux = *World::current()->get_tux();
 253
 254   if(dying == DYING_NOT)
 255     fall();
 256
 257   /* Move left/right: */
 258   if (mode == NORMAL || mode == KICK)
 259     {
 260       // move
 261       physic.apply(frame_ratio, base.x, base.y);
 262       if (dying != DYING_FALLING)
 263         collision_swept_object_map(&old_base,&base);
 264     }
 265   else if (mode == HELD)
 266     { /* FIXME: The pbad object shouldn't know about pplayer objects. */
 267       /* If we're holding the iceblock */
 268       dir = tux.dir;
 269       if(dir==RIGHT)
 270         {
 271           base.x = tux.base.x + 16;
 272           base.y = tux.base.y + tux.base.height/1.5 - base.height;
 273         }
 274       else /* facing left */
 275         {
 276           base.x = tux.base.x - 16;
 277           base.y = tux.base.y + tux.base.height/1.5 - base.height;
 278         }
 279       if(collision_object_map(base))
 280         {
 281           base.x = tux.base.x;
 282           base.y = tux.base.y + tux.base.height/1.5 - base.height;
 283         }
 284
 285       if(tux.input.fire != DOWN) /* SHOOT! */
 286         {
 287           if(dir == LEFT)
 288             base.x -= 24;
 289           else
 290             base.x += 24;
 291           old_base = base;
 292
 293           mode=KICK;
 294           tux.kick_timer.start(KICKING_TIME);
 295           set_sprite(img_mriceblock_flat_left, img_mriceblock_flat_right);
 296           physic.set_velocity_x((dir == LEFT) ? -3.5 : 3.5);
 297           play_sound(sounds[SND_KICK],SOUND_CENTER_SPEAKER);
 298         }
 299     }
 300
 301   if (!dying)
 302     {
 303       int changed = dir;
 304       check_horizontal_bump();
 305       if(mode == KICK && changed != dir)
 306         {
 307           /* handle stereo sound (number 10 should be tweaked...)*/
 308           if (base.x < scroll_x + screen->w/2 - 10)
 309             play_sound(sounds[SND_RICOCHET], SOUND_LEFT_SPEAKER);
 310           else if (base.x > scroll_x + screen->w/2 + 10)
 311             play_sound(sounds[SND_RICOCHET], SOUND_RIGHT_SPEAKER);
 312           else
 313             play_sound(sounds[SND_RICOCHET], SOUND_CENTER_SPEAKER);
 314         }
 315     }
 316
 317   /* Handle mode timer: */
 318   if (mode == FLAT)
 319     {
 320       if(!timer.check())
 321         {
 322           mode = NORMAL;
 323           set_sprite(img_mriceblock_left, img_mriceblock_right);
 324           physic.set_velocity( (dir == LEFT) ? -.8 : .8, 0);
 325         }
 326     }
 327 }
 328
 329 void
 330 BadGuy::check_horizontal_bump(bool checkcliff)
 331 {
 332     float halfheight = base.height / 2;
 333     if (dir == LEFT && issolid( base.x, (int) base.y + halfheight))
 334     {
 335         dir = RIGHT;
 336         physic.set_velocity(-physic.get_velocity_x(), physic.get_velocity_y());
 337         return;
 338     }
 339     if (dir == RIGHT && issolid( base.x + base.width, (int)base.y + halfheight))
 340     {
 341         dir = LEFT;
 342         physic.set_velocity(-physic.get_velocity_x(), physic.get_velocity_y());
 343         return;
 344     }
 345
 346     // don't check for cliffs when we're falling
 347     if(!checkcliff)
 348         return;
 349     if(!issolid(base.x + base.width/2, base.y + base.height))
 350         return;
 351
 352     if(dir == LEFT && !issolid(base.x, (int) base.y + base.height + halfheight))
 353     {
 354         dir = RIGHT;
 355         physic.set_velocity(-physic.get_velocity_x(), physic.get_velocity_y());
 356         return;
 357     }
 358     if(dir == RIGHT && !issolid(base.x + base.width,
 359                 (int) base.y + base.height + halfheight))
 360     {
 361         dir = LEFT;
 362         physic.set_velocity(-physic.get_velocity_x(), physic.get_velocity_y());
 363         return;
 364     }
 365 }
 366
 367 void
 368 BadGuy::fall()
 369 {
 370   /* Fall if we get off the ground: */
 371   if (dying != DYING_FALLING)
 372     {
 373       if (!issolid(base.x+base.width/2, base.y + base.height))
 374         {
 375           // not solid below us? enable gravity
 376           physic.enable_gravity(true);
 377         }
 378       else
 379         {
 380           /* Land: */
 381           if (physic.get_velocity_y() < 0)
 382             {
 383               base.y = int((base.y + base.height)/32) * 32 - base.height;
 384               physic.set_velocity_y(0);
 385             }
 386           // no gravity anymore please
 387           physic.enable_gravity(false);
 388
 389           if (stay_on_platform && mode == NORMAL)
 390             {
 391               if (!issolid(base.x + ((dir == LEFT) ? 0 : base.width),
 392                            base.y + base.height))
 393                 {
 394                   physic.set_velocity_x(-physic.get_velocity_x());
 395                   if (dir == LEFT)
 396                     dir = RIGHT;
 397                   else
 398                     dir = LEFT;
 399                 }
 400             }
 401         }
 402     }
 403   else
 404     {
 405       physic.enable_gravity(true);
 406     }
 407 }
 408
 409 void
 410 BadGuy::remove_me()
 411 {
 412   removable = true;
 413 }
 414
 415 void
 416 BadGuy::action_jumpy(float frame_ratio)
 417 {
 418   if (fabsf(physic.get_velocity_y()) < 2.5f)
 419     set_sprite(img_jumpy_left_middle, img_jumpy_left_middle);
 420   else if (physic.get_velocity_y() < 0)
 421     set_sprite(img_jumpy_left_up, img_jumpy_left_up);
 422   else
 423     set_sprite(img_jumpy_left_down, img_jumpy_left_down);
 424
 425   Player& tux = *World::current()->get_tux();
 426
 427   static const float JUMPV = 6;
 428
 429   fall();
 430   // jump when on ground
 431   if(dying == DYING_NOT && issolid(base.x, base.y+32))
 432     {
 433       physic.set_velocity_y(JUMPV);
 434       physic.enable_gravity(true);
 435
 436       mode = JUMPY_JUMP;
 437     }
 438   else if(mode == JUMPY_JUMP)
 439     {
 440       mode = NORMAL;
 441     }
 442
 443   // set direction based on tux
 444   if(tux.base.x > base.x)
 445     dir = RIGHT;
 446   else
 447     dir = LEFT;
 448
 449   // move
 450   physic.apply(frame_ratio, base.x, base.y);
 451   if(dying == DYING_NOT)
 452     collision_swept_object_map(&old_base, &base);
 453 }
 454
 455 void
 456 BadGuy::action_mrbomb(float frame_ratio)
 457 {
 458   if (dying == DYING_NOT)
 459     check_horizontal_bump(true);
 460
 461   fall();
 462
 463   physic.apply(frame_ratio, base.x, base.y);
 464   if (dying != DYING_FALLING)
 465     collision_swept_object_map(&old_base,&base);
 466 }
 467
 468 void
 469 BadGuy::action_bomb(float frame_ratio)
 470 {
 471   static const int TICKINGTIME = 1000;
 472   static const int EXPLODETIME = 1000;
 473
 474   fall();
 475
 476   if(mode == NORMAL) {
 477     mode = BOMB_TICKING;
 478     timer.start(TICKINGTIME);
 479   } else if(!timer.check()) {
 480     if(mode == BOMB_TICKING) {
 481       mode = BOMB_EXPLODE;
 482       set_sprite(img_mrbomb_explosion, img_mrbomb_explosion);
 483       dying = DYING_NOT; // now the bomb hurts
 484       timer.start(EXPLODETIME);
 485
 486       /* play explosion sound */  // FIXME: is the stereo all right? maybe we should use player cordinates...
 487       if (base.x < scroll_x + screen->w/2 - 10)
 488         play_sound(sounds[SND_EXPLODE], SOUND_LEFT_SPEAKER);
 489       else if (base.x > scroll_x + screen->w/2 + 10)
 490         play_sound(sounds[SND_EXPLODE], SOUND_RIGHT_SPEAKER);
 491       else
 492         play_sound(sounds[SND_EXPLODE], SOUND_CENTER_SPEAKER);
 493
 494     } else if(mode == BOMB_EXPLODE) {
 495       remove_me();
 496       return;
 497     }
 498   }
 499
 500   // move
 501   physic.apply(frame_ratio, base.x, base.y);
 502   collision_swept_object_map(&old_base,&base);
 503 }
 504
 505 void
 506 BadGuy::action_stalactite(float frame_ratio)
 507 {
 508   Player& tux = *World::current()->get_tux();
 509
 510   static const int SHAKETIME = 800;
 511   static const int RANGE = 40;
 512
 513   if(mode == NORMAL) {
 514     // start shaking when tux is below the stalactite and at least 40 pixels
 515     // near
 516     if(tux.base.x + 32 > base.x - RANGE && tux.base.x < base.x + 32 + RANGE
 517             && tux.base.y + tux.base.height > base.y) {
 518       timer.start(SHAKETIME);
 519       mode = STALACTITE_SHAKING;
 520     }
 521   } if(mode == STALACTITE_SHAKING) {
 522     base.x = old_base.x + (rand() % 6) - 3; // TODO this could be done nicer...
 523     if(!timer.check()) {
 524       mode = STALACTITE_FALL;
 525     }
 526   } else if(mode == STALACTITE_FALL) {
 527     fall();
 528     /* Destroy if we collides with land */
 529     if(issolid(base.x+base.width/2, base.y+base.height))
 530     {
 531       timer.start(2000);
 532       dying = DYING_SQUISHED;
 533       mode = FLAT;
 534       set_sprite(img_stalactite_broken, img_stalactite_broken);
 535     }
 536   } else if(mode == FLAT) {
 537     fall();
 538   }
 539
 540   // move
 541   physic.apply(frame_ratio, base.x, base.y);
 542
 543   if(dying == DYING_SQUISHED && !timer.check())
 544     remove_me();
 545 }
 546
 547 void
 548 BadGuy::action_flame(float frame_ratio)
 549 {
 550     static const float radius = 100;
 551     static const float speed = 0.02;
 552     base.x = old_base.x + cos(base.ym) * radius;
 553     base.y = old_base.y + sin(base.ym) * radius;
 554
 555     base.ym = fmodf(base.ym + frame_ratio * speed, 2*M_PI);
 556 }
 557
 558 void
 559 BadGuy::action_fish(float frame_ratio)
 560 {
 561   static const float JUMPV = 6;
 562   static const int WAITTIME = 1000;
 563
 564   // go in wait mode when back in water
 565   if(dying == DYING_NOT && gettile(base.x, base.y+ base.height)->water
 566         && physic.get_velocity_y() <= 0 && mode == NORMAL)
 567     {
 568       mode = FISH_WAIT;
 569       set_sprite(0, 0);
 570       physic.set_velocity(0, 0);
 571       physic.enable_gravity(false);
 572       timer.start(WAITTIME);
 573     }
 574   else if(mode == FISH_WAIT && !timer.check())
 575     {
 576       // jump again
 577       set_sprite(img_fish, img_fish);
 578       mode = NORMAL;
 579       physic.set_velocity(0, JUMPV);
 580       physic.enable_gravity(true);
 581     }
 582
 583   physic.apply(frame_ratio, base.x, base.y);
 584   if(dying == DYING_NOT)
 585     collision_swept_object_map(&old_base, &base);
 586
 587   if(physic.get_velocity_y() < 0)
 588     set_sprite(img_fish_down, img_fish_down);
 589 }
 590
 591 void
 592 BadGuy::action_bouncingsnowball(float frame_ratio)
 593 {
 594   static const float JUMPV = 4.5;
 595
 596   fall();
 597
 598   // jump when on ground
 599   if(dying == DYING_NOT && issolid(base.x, base.y+32))
 600     {
 601       physic.set_velocity_y(JUMPV);
 602       physic.enable_gravity(true);
 603     }
 604   else
 605     {
 606       mode = NORMAL;
 607     }
 608
 609   // check for right/left collisions
 610   check_horizontal_bump();
 611
 612   physic.apply(frame_ratio, base.x, base.y);
 613   if(dying == DYING_NOT)
 614     collision_swept_object_map(&old_base, &base);
 615
 616   // Handle dying timer:
 617   if (dying == DYING_SQUISHED && !timer.check())
 618     {
 619       /* Remove it if time's up: */
 620       remove_me();
 621       return;
 622     }
 623 }
 624
 625 void
 626 BadGuy::action_flyingsnowball(float frame_ratio)
 627 {
 628   static const float FLYINGSPEED = 1;
 629   static const int DIRCHANGETIME = 1000;
 630
 631   // go into flyup mode if none specified yet
 632   if(dying == DYING_NOT && mode == NORMAL) {
 633     mode = FLY_UP;
 634     physic.set_velocity_y(FLYINGSPEED);
 635     timer.start(DIRCHANGETIME/2);
 636   }
 637
 638   if(dying == DYING_NOT && !timer.check()) {
 639     if(mode == FLY_UP) {
 640       mode = FLY_DOWN;
 641       physic.set_velocity_y(-FLYINGSPEED);
 642     } else if(mode == FLY_DOWN) {
 643       mode = FLY_UP;
 644       physic.set_velocity_y(FLYINGSPEED);
 645     }
 646     timer.start(DIRCHANGETIME);
 647   }
 648
 649   if(dying != DYING_NOT)
 650     physic.enable_gravity(true);
 651
 652   physic.apply(frame_ratio, base.x, base.y);
 653   if(dying == DYING_NOT || dying == DYING_SQUISHED)
 654     collision_swept_object_map(&old_base, &base);
 655
 656   // Handle dying timer:
 657   if (dying == DYING_SQUISHED && !timer.check())
 658     {
 659       /* Remove it if time's up: */
 660       remove_me();
 661       return;
 662     }
 663 }
 664
 665 void
 666 BadGuy::action_spiky(float frame_ratio)
 667 {
 668   if (dying == DYING_NOT)
 669     check_horizontal_bump();
 670
 671   fall();
 672 #if 0
 673   // jump when we're about to fall
 674   if (physic.get_velocity_y() == 0 &&
 675           !issolid(base.x+base.width/2, base.y + base.height)) {
 676     physic.enable_gravity(true);
 677     physic.set_velocity_y(2);
 678   }
 679 #endif
 680
 681   physic.apply(frame_ratio, base.x, base.y);
 682   if (dying != DYING_FALLING)
 683     collision_swept_object_map(&old_base,&base);
 684 }
 685
 686 void
 687 BadGuy::action_snowball(float frame_ratio)
 688 {
 689   if (dying == DYING_NOT)
 690     check_horizontal_bump();
 691
 692   fall();
 693
 694   physic.apply(frame_ratio, base.x, base.y);
 695   if (dying != DYING_FALLING)
 696     collision_swept_object_map(&old_base,&base);
 697 }
 698
 699 void
 700 BadGuy::action(float frame_ratio)
 701 {
 702   // Remove if it's far off the screen:
 703   if (base.x < scroll_x - OFFSCREEN_DISTANCE)
 704     {
 705       remove_me();
 706       return;
 707     }
 708
 709   // BadGuy fall below the ground
 710   if (base.y > screen->h) {
 711     remove_me();
 712     return;
 713   }
 714
 715   // Once it's on screen, it's activated!
 716   if (base.x <= scroll_x + screen->w + OFFSCREEN_DISTANCE)
 717     seen = true;
 718
 719   if(!seen)
 720     return;
 721
 722   switch (kind)
 723     {
 724     case BAD_BSOD:
 725       action_bsod(frame_ratio);
 726       break;
 727
 728     case BAD_MRICEBLOCK:
 729       action_mriceblock(frame_ratio);
 730       break;
 731
 732     case BAD_JUMPY:
 733       action_jumpy(frame_ratio);
 734       break;
 735
 736     case BAD_MRBOMB:
 737       action_mrbomb(frame_ratio);
 738       break;
 739
 740     case BAD_BOMB:
 741       action_bomb(frame_ratio);
 742       break;
 743
 744     case BAD_STALACTITE:
 745       action_stalactite(frame_ratio);
 746       break;
 747
 748     case BAD_FLAME:
 749       action_flame(frame_ratio);
 750       break;
 751
 752     case BAD_FISH:
 753       action_fish(frame_ratio);
 754       break;
 755
 756     case BAD_BOUNCINGSNOWBALL:
 757       action_bouncingsnowball(frame_ratio);
 758       break;
 759
 760     case BAD_FLYINGSNOWBALL:
 761       action_flyingsnowball(frame_ratio);
 762       break;
 763
 764     case BAD_SPIKY:
 765       action_spiky(frame_ratio);
 766       break;
 767
 768     case BAD_SNOWBALL:
 769       action_snowball(frame_ratio);
 770       break;
 771     }
 772 }
 773
 774 void
 775 BadGuy::draw()
 776 {
 777   // Don't try to draw stuff that is outside of the screen
 778   if(base.x <= scroll_x - base.width || base.x >= scroll_x + screen->w)
 779     return;
 780
 781   if(sprite_left == 0 || sprite_right == 0)
 782     {
 783       return;
 784     }
 785
 786   Sprite* sprite = (dir == LEFT) ? sprite_left : sprite_right;
 787   sprite->draw(base.x - scroll_x, base.y);
 788
 789   if (debug_mode)
 790     fillrect(base.x - scroll_x, base.y, base.width, base.height, 75,0,75, 150);
 791 }
 792
 793 void
 794 BadGuy::set_sprite(Sprite* left, Sprite* right)
 795 {
 796   if (1)
 797     {
 798       base.width = 32;
 799       base.height = 32;
 800     }
 801   else
 802     {
 803       // FIXME: Using the image size for the physics and collision is
 804       // a bad idea, since images should always overlap there physical
 805       // representation
 806       if(left != 0) {
 807         if(base.width == 0 && base.height == 0) {
 808           base.width  = left->get_width();
 809           base.height = left->get_height();
 810         } else if(base.width != left->get_width() || base.height != left->get_height()) {
 811           base.x -= (left->get_width() - base.width) / 2;
 812           base.y -= left->get_height() - base.height;
 813           base.width = left->get_width();
 814           base.height = left->get_height();
 815           old_base = base;
 816         }
 817       } else {
 818         base.width = base.height = 0;
 819       }
 820     }
 821
 822   animation_offset = 0;
 823   sprite_left  = left;
 824   sprite_right = right;
 825 }
 826
 827 void
 828 BadGuy::bump()
 829 {
 830   // these can't be bumped
 831   if(kind == BAD_FLAME || kind == BAD_BOMB || kind == BAD_FISH)
 832     return;
 833
 834   kill_me(25);
 835 }
 836
 837 void
 838 BadGuy::make_player_jump(Player* player)
 839 {
 840   player->physic.set_velocity_y(2);
 841   player->base.y = base.y - player->base.height - 2;
 842 }
 843
 844 void
 845 BadGuy::squish_me(Player* player)
 846 {
 847   make_player_jump(player);
 848
 849   World::current()->add_score(base.x - scroll_x,
 850                               base.y, 50 * player_status.score_multiplier);
 851   play_sound(sounds[SND_SQUISH], SOUND_CENTER_SPEAKER);
 852   player_status.score_multiplier++;
 853
 854   dying = DYING_SQUISHED;
 855   timer.start(2000);
 856   physic.set_velocity(0, 0);
 857 }
 858
 859 void
 860 BadGuy::squish(Player* player)
 861 {
 862   static const int MAX_ICEBLOCK_SQUICHES = 10;
 863
 864   if(kind == BAD_MRBOMB) {
 865     // mrbomb transforms into a bomb now
 866     World::current()->add_bad_guy(base.x, base.y, BAD_BOMB);
 867
 868     make_player_jump(player);
 869     World::current()->add_score(base.x - scroll_x, base.y, 50 * player_status.score_multiplier);
 870     play_sound(sounds[SND_SQUISH], SOUND_CENTER_SPEAKER);
 871     player_status.score_multiplier++;
 872     remove_me();
 873     return;
 874
 875   } else if(kind == BAD_BSOD) {
 876     squish_me(player);
 877     set_sprite(img_bsod_squished_left, img_bsod_squished_right);
 878     physic.set_velocity_x(0);
 879     return;
 880
 881   } else if (kind == BAD_MRICEBLOCK) {
 882     if (mode == NORMAL || mode == KICK)
 883       {
 884         /* Flatten! */
 885         play_sound(sounds[SND_STOMP], SOUND_CENTER_SPEAKER);
 886         mode = FLAT;
 887         set_sprite(img_mriceblock_flat_left, img_mriceblock_flat_right);
 888         physic.set_velocity_x(0);
 889
 890         timer.start(4000);
 891       } else if (mode == FLAT) {
 892         /* Kick! */
 893         play_sound(sounds[SND_KICK], SOUND_CENTER_SPEAKER);
 894
 895         if (player->base.x < base.x + (base.width/2)) {
 896           physic.set_velocity_x(5);
 897           dir = RIGHT;
 898         } else {
 899           physic.set_velocity_x(-5);
 900           dir = LEFT;
 901         }
 902
 903         mode = KICK;
 904         set_sprite(img_mriceblock_flat_left, img_mriceblock_flat_right);
 905       }
 906
 907     make_player_jump(player);
 908
 909     player_status.score_multiplier++;
 910
 911     // check for maximum number of squiches
 912     squishcount++;
 913     if(squishcount >= MAX_ICEBLOCK_SQUICHES) {
 914       kill_me(50);
 915       return;
 916     }
 917
 918     return;
 919   } else if(kind == BAD_FISH) {
 920     // fish can only be killed when falling down
 921     if(physic.get_velocity_y() >= 0)
 922       return;
 923
 924     make_player_jump(player);
 925
 926     World::current()->add_score(base.x - scroll_x, base.y, 25 * player_status.score_multiplier);
 927     player_status.score_multiplier++;
 928
 929     // simply remove the fish...
 930     remove_me();
 931     return;
 932   } else if(kind == BAD_BOUNCINGSNOWBALL) {
 933     squish_me(player);
 934     set_sprite(img_bouncingsnowball_squished,img_bouncingsnowball_squished);
 935     return;
 936   } else if(kind == BAD_FLYINGSNOWBALL) {
 937     squish_me(player);
 938     set_sprite(img_flyingsnowball_squished,img_flyingsnowball_squished);
 939     return;
 940   } else if(kind == BAD_SNOWBALL) {
 941     squish_me(player);
 942     set_sprite(img_snowball_squished_left, img_snowball_squished_right);
 943     return;
 944   }
 945 }
 946
 947 void
 948 BadGuy::kill_me(int score)
 949 {
 950   if(kind == BAD_BOMB || kind == BAD_STALACTITE || kind == BAD_FLAME)
 951     return;
 952
 953   dying = DYING_FALLING;
 954   if(kind == BAD_MRICEBLOCK) {
 955     set_sprite(img_mriceblock_falling_left, img_mriceblock_falling_right);
 956     if(mode == HELD) {
 957       mode = NORMAL;
 958       Player& tux = *World::current()->get_tux();
 959       tux.holding_something = false;
 960     }
 961   } else if(kind == BAD_BSOD) {
 962     set_sprite(img_bsod_falling_left, img_bsod_falling_right);
 963   }
 964
 965   physic.enable_gravity(true);
 966   physic.set_velocity_y(0);
 967
 968   /* Gain some points: */
 969 //  if (kind == BAD_BSOD)
 970     World::current()->add_score(base.x - scroll_x, base.y,
 971                     score * player_status.score_multiplier);
 972 /*  else
 973     World::current()->add_score(base.x - scroll_x, base.y,
 974                     25 * player_status.score_multiplier);*/
 975
 976   /* Play death sound: */
 977   play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
 978 }
 979
 980 void
 981 BadGuy::collision(void *p_c_object, int c_object, CollisionType type)
 982 {
 983   BadGuy* pbad_c    = NULL;
 984
 985   if(type == COLLISION_BUMP) {
 986     bump();
 987     return;
 988   }
 989
 990   if(type == COLLISION_SQUISH) {
 991     Player* player = static_cast<Player*>(p_c_object);
 992     squish(player);
 993     return;
 994   }
 995
 996   /* COLLISION_NORMAL */
 997   switch (c_object)
 998     {
 999     case CO_BULLET:
1000       kill_me(10);
1001       break;
1002
1003     case CO_BADGUY:
1004       pbad_c = (BadGuy*) p_c_object;
1005
1006       /* If we're a kicked mriceblock, kill any badguys we hit */
1007       if(kind == BAD_MRICEBLOCK && mode == KICK)
1008         {
1009           pbad_c->kill_me(25);
1010         }
1011
1012       // a held mriceblock gets kills the enemy too but falls to ground then
1013       else if(kind == BAD_MRICEBLOCK && mode == HELD)
1014         {
1015           pbad_c->kill_me(25);
1016           kill_me(0);
1017         }
1018
1019       /* Kill badguys that run into exploding bomb */
1020       else if (kind == BAD_BOMB && dying == DYING_NOT)
1021       {
1022         if (pbad_c->kind == BAD_MRBOMB)
1023         {
1024           // mrbomb transforms into a bomb now
1025           World::current()->add_bad_guy(pbad_c->base.x, pbad_c->base.y,
1026                                         BAD_BOMB);
1027           pbad_c->remove_me();
1028           return;
1029         }
1030         else if (pbad_c->kind != BAD_MRBOMB)
1031         {
1032           pbad_c->kill_me(50);
1033         }
1034       }
1035
1036       /* Kill any badguys that get hit by stalactite */
1037       else if (kind == BAD_STALACTITE && dying == DYING_NOT)
1038       {
1039         pbad_c->kill_me(50);
1040       }
1041
1042       /* When enemies run into eachother, make them change directions */
1043       else
1044       {
1045         // Jumpy, fish, flame, stalactites are exceptions
1046         if (pbad_c->kind == BAD_JUMPY || pbad_c->kind == BAD_FLAME
1047             || pbad_c->kind == BAD_STALACTITE || pbad_c->kind == BAD_FISH)
1048           break;
1049
1050         // Bounce off of other badguy if we land on top of him
1051         if (base.y + base.height < pbad_c->base.y + pbad_c->base.height)
1052         {
1053           Direction old_dir = dir;
1054           if (pbad_c->dir == LEFT)
1055             dir = RIGHT;
1056           else if (pbad_c->dir == RIGHT)
1057             dir = LEFT;
1058
1059           if (dir != old_dir)
1060             physic.inverse_velocity_x();
1061
1062           physic.set_velocity(fabs(physic.get_velocity_x()), 2);
1063
1064           break;
1065         }
1066         else if (base.y + base.height > pbad_c->base.y + pbad_c->base.height)
1067           break;
1068
1069         if (pbad_c->kind != BAD_FLAME)
1070           {
1071           if (dir == LEFT)
1072             dir = RIGHT;
1073           else if (dir == RIGHT)
1074             dir = LEFT;
1075
1076           physic.inverse_velocity_x();
1077           }
1078       }
1079
1080       break;
1081
1082     case CO_PLAYER:
1083       Player* player = static_cast<Player*>(p_c_object);
1084       /* Get kicked if were flat */
1085       if (mode == FLAT && !dying)
1086       {
1087         play_sound(sounds[SND_KICK], SOUND_CENTER_SPEAKER);
1088
1089         // Hit from left side
1090         if (player->base.x < base.x) {
1091           physic.set_velocity_x(5);
1092           dir = RIGHT;
1093         }
1094         // Hit from right side
1095         else {
1096           physic.set_velocity_x(-5);
1097           dir = LEFT;
1098         }
1099
1100         mode = KICK;
1101         set_sprite(img_mriceblock_flat_left, img_mriceblock_flat_right);
1102       }
1103       break;
1104
1105     }
1106 }
1107
1108 //---------------------------------------------------------------------------
1109
1110 void load_badguy_gfx()
1111 {
1112   img_bsod_squished_left = sprite_manager->load("bsod-squished-left");
1113   img_bsod_squished_right = sprite_manager->load("bsod-squished-right");
1114   img_bsod_falling_left = sprite_manager->load("bsod-falling-left");
1115   img_bsod_falling_right = sprite_manager->load("bsod-falling-right");
1116   img_mriceblock_flat_left = sprite_manager->load("mriceblock-flat-left");
1117   img_mriceblock_flat_right = sprite_manager->load("mriceblock-flat-right");
1118   img_mriceblock_falling_left = sprite_manager->load("mriceblock-falling-left");
1119   img_mriceblock_falling_right = sprite_manager->load("mriceblock-falling-right");
1120   img_bsod_left = sprite_manager->load("bsod-left");
1121   img_bsod_right = sprite_manager->load("bsod-right");
1122   img_mriceblock_left = sprite_manager->load("mriceblock-left");
1123   img_mriceblock_right = sprite_manager->load("mriceblock-right");
1124   img_jumpy_left_up = sprite_manager->load("jumpy-left-up");
1125   img_jumpy_left_down = sprite_manager->load("jumpy-left-down");
1126   img_jumpy_left_middle = sprite_manager->load("jumpy-left-middle");
1127   img_mrbomb_left = sprite_manager->load("mrbomb-left");
1128   img_mrbomb_right = sprite_manager->load("mrbomb-right");
1129   img_mrbomb_ticking_left = sprite_manager->load("mrbomb-ticking-left");
1130   img_mrbomb_ticking_right = sprite_manager->load("mrbomb-ticking-right");
1131   img_mrbomb_explosion = sprite_manager->load("mrbomb-explosion");
1132   img_stalactite = sprite_manager->load("stalactite");
1133   img_stalactite_broken = sprite_manager->load("stalactite-broken");
1134   img_flame = sprite_manager->load("flame");
1135   img_fish = sprite_manager->load("fish");
1136   img_fish_down = sprite_manager->load("fish-down");
1137   img_bouncingsnowball_left = sprite_manager->load("bouncingsnowball-left");
1138   img_bouncingsnowball_right = sprite_manager->load("bouncingsnowball-right");
1139   img_bouncingsnowball_squished = sprite_manager->load("bouncingsnowball-squished");
1140   img_flyingsnowball = sprite_manager->load("flyingsnowball");
1141   img_flyingsnowball_squished = sprite_manager->load("flyingsnowball-squished");
1142   img_spiky_left = sprite_manager->load("spiky-left");
1143   img_spiky_right = sprite_manager->load("spiky-right");
1144   img_snowball_left = sprite_manager->load("snowball-left");
1145   img_snowball_right = sprite_manager->load("snowball-right");
1146   img_snowball_squished_left = sprite_manager->load("snowball-squished-left");
1147   img_snowball_squished_right = sprite_manager->load("snowball-squished-right");
1148 }
1149
1150 void free_badguy_gfx()
1151 {
1152 }
1153
1154 // EOF //