src/object/player.cpp

   1 //  $Id$
   2 //
   3 //  SuperTux -  A Jump'n Run
   4 //  Copyright (C) 2003 Tobias Glaesser <tobi.web@gmx.de>
   5 //
   6 //  This program is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU General Public License
   8 //  as published by the Free Software Foundation; either version 2
   9 //  of the License, or (at your option) any later version.
  10 //
  11 //  This program is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //  GNU General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU General Public License
  17 //  along with this program; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19 #include <config.h>
  20
  21 #include <typeinfo>
  22 #include <cmath>
  23 #include <iostream>
  24 #include <cassert>
  25
  26 #include "gettext.h"
  27 #include "sprite/sprite_manager.h"
  28 #include "player.h"
  29 #include "tile.h"
  30 #include "sprite/sprite.h"
  31 #include "sector.h"
  32 #include "resources.h"
  33 #include "video/screen.h"
  34 #include "statistics.h"
  35 #include "game_session.h"
  36 #include "object/tilemap.h"
  37 #include "object/camera.h"
  38 #include "object/gameobjs.h"
  39 #include "object/portable.h"
  40 #include "trigger/trigger_base.h"
  41 #include "control/joystickkeyboardcontroller.h"
  42 #include "main.h"
  43
  44 static const int TILES_FOR_BUTTJUMP = 3;
  45 static const float SHOOTING_TIME = .150;
  46 /// time before idle animation starts
  47 static const float IDLE_TIME = 2.5;
  48
  49 static const float WALK_ACCELERATION_X = 300;
  50 static const float RUN_ACCELERATION_X = 400;
  51 static const float SKID_XM = 200;
  52 static const float SKID_TIME = .3;
  53 static const float MAX_WALK_XM = 230;
  54 static const float MAX_RUN_XM = 320;
  55 static const float WALK_SPEED = 100;
  56
  57 // growing animation
  58 Surface* growingtux_left[GROWING_FRAMES];
  59 Surface* growingtux_right[GROWING_FRAMES];
  60
  61 Surface* tux_life = 0;
  62
  63 TuxBodyParts* small_tux = 0;
  64 TuxBodyParts* big_tux = 0;
  65 TuxBodyParts* fire_tux = 0;
  66 TuxBodyParts* ice_tux = 0;
  67
  68 void
  69 TuxBodyParts::set_action(std::string action, int loops)
  70 {
  71   if(head != NULL)
  72     head->set_action(action, loops);
  73   if(body != NULL)
  74     body->set_action(action, loops);
  75   if(arms != NULL)
  76     arms->set_action(action, loops);
  77   if(feet != NULL)
  78     feet->set_action(action, loops);
  79 }
  80
  81 void
  82 TuxBodyParts::draw(DrawingContext& context, const Vector& pos, int layer)
  83 {
  84   if(head != NULL)
  85     head->draw(context, pos, layer-1);
  86   if(body != NULL)
  87     body->draw(context, pos, layer-3);
  88   if(arms != NULL)
  89     arms->draw(context, pos, layer);
  90   if(feet != NULL)
  91     feet->draw(context, pos, layer-2);
  92 }
  93
  94 Player::Player(PlayerStatus* _player_status)
  95   : player_status(_player_status), grabbed_object(0)
  96 {
  97   controller = main_controller;
  98   smalltux_gameover = sprite_manager->create("smalltux-gameover");
  99   smalltux_star = sprite_manager->create("smalltux-star");
 100   bigtux_star = sprite_manager->create("bigtux-star");
 101   init();
 102 }
 103
 104 Player::~Player()
 105 {
 106   delete smalltux_gameover;
 107   delete smalltux_star;
 108   delete bigtux_star;
 109 }
 110
 111 void
 112 Player::init()
 113 {
 114   if(is_big())
 115     bbox.set_size(31.8, 63.8);
 116   else
 117     bbox.set_size(31.8, 31.8);
 118
 119   dir = RIGHT;
 120   old_dir = dir;
 121   duck = false;
 122   dead = false;
 123
 124   dying = false;
 125   last_ground_y = 0;
 126   fall_mode = ON_GROUND;
 127   jumping = false;
 128   flapping = false;
 129   can_jump = true;
 130   can_flap = false;
 131   falling_from_flap = false;
 132   enable_hover = false;
 133   butt_jump = false;
 134
 135   flapping_velocity = 0;
 136
 137   // temporary to help player's choosing a flapping
 138   flapping_mode = NO_FLAP;
 139
 140   // Ricardo's flapping
 141   flaps_nb = 0;
 142
 143   on_ground_flag = false;
 144   grabbed_object = 0;
 145
 146   physic.reset();
 147 }
 148
 149 void
 150 Player::set_controller(Controller* controller)
 151 {
 152   this->controller = controller;
 153 }
 154
 155 void
 156 Player::update(float elapsed_time)
 157 {
 158   if(dying && dying_timer.check()) {
 159     dead = true;
 160     return;
 161   }
 162
 163   if(!controller->hold(Controller::ACTION) && grabbed_object) {
 164     grabbed_object = 0;
 165     // move the grabbed object a bit away from tux
 166     Vector pos = get_pos() +
 167         Vector(dir == LEFT ? -bbox.get_width() : bbox.get_width(),
 168                 bbox.get_height()*0.66666 - 32);
 169     MovingObject* object = dynamic_cast<MovingObject*> (grabbed_object);
 170     if(object) {
 171       object->set_pos(pos);
 172     } else {
 173 #ifdef DEBUG
 174       std::cout << "Non MovingObjetc grabbed?!?\n";
 175 #endif
 176     }
 177   }
 178
 179   if(!dying)
 180     handle_input();
 181
 182   movement = physic.get_movement(elapsed_time);
 183   on_ground_flag = false;
 184
 185 #if 0
 186   // special exception for cases where we're stuck under tiles after
 187   // being ducked. In this case we drift out
 188   if(!duck && on_ground() && old_base.x == base.x && old_base.y == base.y
 189      && collision_object_map(base)) {
 190     base.x += elapsed_time * WALK_SPEED * (dir ? 1: -1);
 191     previous_base = old_base = base;
 192   }
 193 #endif
 194
 195   if(grabbed_object != 0) {
 196     Vector pos = get_pos() +
 197       Vector(dir == LEFT ? -16 : 16,
 198              bbox.get_height()*0.66666 - 32);
 199     grabbed_object->grab(*this, pos);
 200   }
 201 }
 202
 203 bool
 204 Player::on_ground()
 205 {
 206   return on_ground_flag;
 207 }
 208
 209 bool
 210 Player::is_big()
 211 {
 212   if(player_status->bonus == NO_BONUS)
 213     return false;
 214
 215   return true;
 216 }
 217
 218 void
 219 Player::handle_horizontal_input()
 220 {
 221   float vx = physic.get_velocity_x();
 222   float vy = physic.get_velocity_y();
 223   float ax = physic.get_acceleration_x();
 224   float ay = physic.get_acceleration_y();
 225
 226   float dirsign = 0;
 227   if(!duck || physic.get_velocity_y() != 0) {
 228     if(controller->hold(Controller::LEFT) && !controller->hold(Controller::RIGHT)) {
 229       old_dir = dir;
 230       dir = LEFT;
 231       dirsign = -1;
 232     } else if(!controller->hold(Controller::LEFT)
 233               && controller->hold(Controller::RIGHT)) {
 234       old_dir = dir;
 235       dir = RIGHT;
 236       dirsign = 1;
 237     }
 238   }
 239
 240   if (!controller->hold(Controller::ACTION)) {
 241     ax = dirsign * WALK_ACCELERATION_X;
 242     // limit speed
 243     if(vx >= MAX_WALK_XM && dirsign > 0) {
 244       vx = MAX_WALK_XM;
 245       ax = 0;
 246     } else if(vx <= -MAX_WALK_XM && dirsign < 0) {
 247       vx = -MAX_WALK_XM;
 248       ax = 0;
 249     }
 250   } else {
 251     ax = dirsign * RUN_ACCELERATION_X;
 252     // limit speed
 253     if(vx >= MAX_RUN_XM && dirsign > 0) {
 254       vx = MAX_RUN_XM;
 255       ax = 0;
 256     } else if(vx <= -MAX_RUN_XM && dirsign < 0) {
 257       vx = -MAX_RUN_XM;
 258       ax = 0;
 259     }
 260   }
 261
 262   // we can reach WALK_SPEED without any acceleration
 263   if(dirsign != 0 && fabs(vx) < WALK_SPEED) {
 264     vx = dirsign * WALK_SPEED;
 265   }
 266
 267   // changing directions?
 268   if(on_ground() && ((vx < 0 && dirsign >0) || (vx>0 && dirsign<0))) {
 269     // let's skid!
 270     if(fabs(vx)>SKID_XM && !skidding_timer.started()) {
 271       skidding_timer.start(SKID_TIME);
 272       sound_manager->play_sound("skid");
 273       // dust some partcles
 274       Sector::current()->add_object(
 275         new Particles(
 276           Vector(bbox.p1.x + (dir == RIGHT ? bbox.get_width() : 0),
 277                  bbox.p2.y),
 278           dir == RIGHT ? 270+20 : 90-40, dir == RIGHT ? 270+40 : 90-20,
 279           Vector(280,-260), Vector(0,0.030), 3, Color(100,100,100), 3, .8,
 280           LAYER_OBJECTS+1));
 281
 282       ax *= 2.5;
 283     } else {
 284       ax *= 2;
 285     }
 286   }
 287
 288   // we get slower when not pressing any keys
 289   if(dirsign == 0) {
 290     if(fabs(vx) < WALK_SPEED) {
 291       vx = 0;
 292       ax = 0;
 293     } else if(vx < 0) {
 294       ax = WALK_ACCELERATION_X * 1.5;
 295     } else {
 296       ax = WALK_ACCELERATION_X * -1.5;
 297     }
 298   }
 299
 300 #if 0
 301   // if we're on ice slow down acceleration or deceleration
 302   if (isice(base.x, base.y + base.height))
 303   {
 304     /* the acceleration/deceleration rate on ice is inversely proportional to
 305      * the current velocity.
 306      */
 307
 308     // increasing 1 will increase acceleration/deceleration rate
 309     // decreasing 1 will decrease acceleration/deceleration rate
 310     //  must stay above zero, though
 311     if (ax != 0) ax *= 1 / fabs(vx);
 312   }
 313 #endif
 314
 315   // extend/shrink tux collision rectangle so that we fall through/walk over 1
 316   // tile holes
 317   if(fabsf(vx) > MAX_WALK_XM) {
 318     bbox.set_width(33);
 319   } else {
 320     bbox.set_width(31.8);
 321   }
 322
 323   physic.set_velocity(vx, vy);
 324   physic.set_acceleration(ax, ay);
 325 }
 326
 327 void
 328 Player::handle_vertical_input()
 329 {
 330   // set fall mode...
 331   if(on_ground()) {
 332     fall_mode = ON_GROUND;
 333     last_ground_y = get_pos().y;
 334   } else {
 335     if(get_pos().y > last_ground_y)
 336       fall_mode = FALLING;
 337     else if(fall_mode == ON_GROUND)
 338       fall_mode = JUMPING;
 339   }
 340
 341   if(on_ground()) { /* Make sure jumping is off. */
 342     jumping = false;
 343     flapping = false;
 344     falling_from_flap = false;
 345     if (flapping_timer.started()) {
 346       flapping_timer.stop();
 347     }
 348
 349     physic.set_acceleration_y(0); //for flapping
 350   }
 351
 352   // Press jump key
 353   if(controller->pressed(Controller::JUMP) && can_jump && on_ground()) {
 354     if (duck) // only jump a little bit when in duck mode
 355       physic.set_velocity_y(300);
 356     else if (fabs(physic.get_velocity_x()) > MAX_WALK_XM) // jump higher if we are running
 357       physic.set_velocity_y(580);
 358     else
 359       physic.set_velocity_y(520);
 360
 361     //bbox.move(Vector(0, -1));
 362     jumping = true;
 363     flapping = false;
 364     can_jump = false;
 365     can_flap = false;
 366     flaps_nb = 0; // Ricardo's flapping
 367     if (is_big())
 368       sound_manager->play_sound("bigjump");
 369     else
 370       sound_manager->play_sound("jump");
 371   } else if(!controller->hold(Controller::JUMP)) { // Let go of jump key
 372     if (!flapping && !duck && !falling_from_flap && !on_ground()) {
 373       can_flap = true;
 374     }
 375     if (jumping && physic.get_velocity_y() > 0) {
 376       jumping = false;
 377       physic.set_velocity_y(0);
 378     }
 379   }
 380 #if CHOOSEFLAPSTYLE
 381   // temporary to help players choosing a flapping
 382   if(flapping_mode == RICARDO_FLAP) {
 383     // Flapping, Ricardo's version
 384     // similar to SM3 Fox
 385     if(controller->pressed(Controller::JUMP) && can_flap && flaps_nb < 3) {
 386       physic.set_velocity_y(350);
 387       physic.set_velocity_x(physic.get_velocity_x() * 35);
 388       flaps_nb++;
 389     }
 390   } else if(flapping_mode == MAREK_FLAP) {
 391 #endif
 392     // Flapping, Marek and Ondra's version
 393     if (controller->hold(Controller::JUMP) && can_flap)
 394     {
 395       if (flapping_timer.check())
 396       {
 397         can_flap = false;
 398         //flapping = false;
 399         falling_from_flap = true;
 400       }
 401       else if (!flapping_timer.started())
 402       {
 403         flapping_timer.start(TUX_FLAPPING_TIME);
 404         flapping_velocity = physic.get_velocity_x();
 405       }
 406       else
 407       {
 408         jumping = true;
 409         flapping = true;
 410         float cv = flapping_velocity * sqrt(
 411           TUX_FLAPPING_TIME - flapping_timer.get_timegone()
 412           / TUX_FLAPPING_TIME);
 413
 414         //Handle change of direction while flapping
 415         if (((dir == LEFT) && (cv > 0)) || (dir == RIGHT) && (cv < 0)) {
 416           cv *= (-1);
 417         }
 418         physic.set_velocity_x(cv);
 419         physic.set_velocity_y(flapping_timer.get_timegone()
 420             * TUX_FLAPPING_STRENGTH);
 421         //std::cout << "Timegone: " << flapping_timer.get_timegone() << ", Y velocity: " << physic.get_velocity_y() << "\n";
 422       }
 423     }
 424 #if CHOOSEFLAPSTYLE
 425   } else if(flapping_mode == RYAN_FLAP) {
 426     // Flapping, Ryan's version
 427     if (controller->hold(Controller::JUMP) && can_flap)
 428     {
 429       if (!flapping_timer.started())
 430       {
 431         flapping_timer.start(TUX_FLAPPING_TIME);
 432       }
 433       if (flapping_timer.check())
 434       {
 435         can_flap = false;
 436         falling_from_flap = true;
 437       }
 438       jumping = true;
 439       flapping = true;
 440       if (flapping && flapping_timer.get_timegone() <= TUX_FLAPPING_TIME
 441           && physic.get_velocity_y() < 0)
 442       {
 443         float gravity = Sector::current()->gravity;
 444         (void)gravity;
 445         float xr = (fabsf(physic.get_velocity_x()) / MAX_RUN_XM);
 446
 447         // XXX: magic numbers. should be a percent of gravity
 448         //      gravity is (by default) -0.1f
 449         physic.set_acceleration_y(12 + 1*xr);
 450
 451 #if 0
 452         // To slow down x-vel when flapping (not working)
 453         if (fabsf(physic.get_velocity_x()) > MAX_WALK_XM)
 454         {
 455           if (physic.get_velocity_x() < 0)
 456             physic.set_acceleration_x(1.0f);
 457           else if (physic.get_velocity_x() > 0)
 458             physic.set_acceleration_x(-1.0f);
 459         }
 460 #endif
 461       }
 462     } else {
 463       physic.set_acceleration_y(0);
 464     }
 465   }
 466 #endif
 467
 468   /* In case the player has pressed Down while in a certain range of air,
 469      enable butt jump action */
 470   if (controller->hold(Controller::DOWN) && !butt_jump && !duck)
 471     //if(tiles_on_air(TILES_FOR_BUTTJUMP) && jumping)
 472     butt_jump = true;
 473
 474   /* When Down is not held anymore, disable butt jump */
 475   if(butt_jump && !controller->hold(Controller::DOWN))
 476     butt_jump = false;
 477
 478 #if 0
 479   // Do butt jump
 480   if (butt_jump && on_ground() && is_big()) {
 481     // Add a smoke cloud
 482     if (duck)
 483       Sector::current()->add_smoke_cloud(Vector(get_pos().x - 32, get_pos().y));
 484     else
 485       Sector::current()->add_smoke_cloud(
 486         Vector(get_pos().x - 32, get_pos().y + 32));
 487
 488     butt_jump = false;
 489
 490     // Break bricks beneath Tux
 491     if(Sector::current()->trybreakbrick(
 492          Vector(base.x + 1, base.y + base.height), false)
 493        || Sector::current()->trybreakbrick(
 494          Vector(base.x + base.width - 1, base.y + base.height), false)) {
 495       physic.set_velocity_y(2);
 496       butt_jump = true;
 497     }
 498
 499     // Kill nearby badguys
 500     std::vector<GameObject*> gameobjects = Sector::current()->gameobjects;
 501     for (std::vector<GameObject*>::iterator i = gameobjects.begin();
 502          i != gameobjects.end();
 503          i++) {
 504       BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
 505       if(badguy) {
 506         // don't kill when badguys are already dying or in a certain mode
 507         if(badguy->dying == DYING_NOT && badguy->mode != BadGuy::BOMB_TICKING &&
 508            badguy->mode != BadGuy::BOMB_EXPLODE) {
 509           if (fabsf(base.x - badguy->base.x) < 96 &&
 510               fabsf(base.y - badguy->base.y) < 64)
 511             badguy->kill_me(25);
 512         }
 513       }
 514     }
 515   }
 516 #endif
 517
 518   /** jumping is only allowed if we're about to touch ground soon and if the
 519    * button has been up in between the last jump
 520    */
 521   // FIXME
 522 #if 0
 523   if ( (issolid(get_pos().x + bbox.get_width() / 2,
 524           get_pos().y + bbox.get_height() + 64) ||
 525         issolid(get_pos().x + 1, get_pos().y + bbox.get_height() + 64) ||
 526         issolid(get_pos().x + bbox.get_width() - 1,
 527           get_pos().y + bbox.get_height() + 64))
 528        && jumping  == false
 529        && can_jump == false
 530        && input.jump && !input.old_jump)
 531     {
 532       can_jump = true;
 533     }
 534 #endif
 535 }
 536
 537 void
 538 Player::handle_input()
 539 {
 540   /* Handle horizontal movement: */
 541   handle_horizontal_input();
 542
 543   /* Jump/jumping? */
 544   if (on_ground() && !controller->hold(Controller::JUMP))
 545     can_jump = true;
 546   handle_vertical_input();
 547
 548   /* Shoot! */
 549   if (controller->pressed(Controller::ACTION) && player_status->bonus == FIRE_BONUS) {
 550     if(Sector::current()->add_bullet(
 551          get_pos() + ((dir == LEFT)? Vector(0, bbox.get_height()/2)
 552                       : Vector(32, bbox.get_height()/2)),
 553          physic.get_velocity_x(), dir))
 554       shooting_timer.start(SHOOTING_TIME);
 555   }
 556
 557   /* Duck! */
 558   if (controller->hold(Controller::DOWN) && is_big() && !duck
 559       && physic.get_velocity_y() == 0 && on_ground()) {
 560     duck = true;
 561     bbox.move(Vector(0, 32));
 562     bbox.set_height(31.8);
 563   } else if(!controller->hold(Controller::DOWN) && is_big() && duck) {
 564     // try if we can really unduck
 565     bbox.move(Vector(0, -32));
 566     bbox.set_height(63.8);
 567     duck = false;
 568     // FIXME
 569 #if 0
 570     // when unducking in air we need some space to do so
 571     if(on_ground() || !collision_object_map(bbox)) {
 572       duck = false;
 573     } else {
 574       // undo the ducking changes
 575       bbox.move(Vector(0, 32));
 576       bbox.set_height(31.8);
 577     }
 578 #endif
 579   }
 580 }
 581
 582 void
 583 Player::set_bonus(BonusType type, bool animate)
 584 {
 585   if(player_status->bonus == type)
 586     return;
 587
 588   if(player_status->bonus == NO_BONUS) {
 589     bbox.set_height(63.8);
 590     bbox.move(Vector(0, -32));
 591     if(animate)
 592       growing_timer.start(GROWING_TIME);
 593   }
 594
 595   player_status->bonus = type;
 596 }
 597
 598 void
 599 Player::draw(DrawingContext& context)
 600 {
 601   TuxBodyParts* tux_body;
 602
 603   if (player_status->bonus == GROWUP_BONUS)
 604     tux_body = big_tux;
 605   else if (player_status->bonus == FIRE_BONUS)
 606     tux_body = fire_tux;
 607   else if (player_status->bonus == ICE_BONUS)
 608     tux_body = ice_tux;
 609   else
 610     tux_body = small_tux;
 611
 612   int layer = LAYER_OBJECTS + 10;
 613
 614   /* Set Tux sprite action */
 615   if (duck && is_big())
 616     {
 617     if(dir == LEFT)
 618       tux_body->set_action("duck-left");
 619     else // dir == RIGHT
 620       tux_body->set_action("duck-right");
 621     }
 622   else if (skidding_timer.started() && !skidding_timer.check())
 623     {
 624     if(dir == LEFT)
 625       tux_body->set_action("skid-left");
 626     else // dir == RIGHT
 627       tux_body->set_action("skid-right");
 628     }
 629   else if (kick_timer.started() && !kick_timer.check())
 630     {
 631     if(dir == LEFT)
 632       tux_body->set_action("kick-left");
 633     else // dir == RIGHT
 634       tux_body->set_action("kick-right");
 635     }
 636   else if (butt_jump && is_big())
 637     {
 638     if(dir == LEFT)
 639       tux_body->set_action("buttjump-left");
 640     else // dir == RIGHT
 641       tux_body->set_action("buttjump-right");
 642     }
 643   else if (physic.get_velocity_y() != 0)
 644     {
 645     if(dir == LEFT)
 646       tux_body->set_action("jump-left");
 647     else // dir == RIGHT
 648       tux_body->set_action("jump-right");
 649     }
 650   else
 651     {
 652     if (fabsf(physic.get_velocity_x()) < 1.0f) // standing
 653       {
 654       if(dir == LEFT)
 655         tux_body->set_action("stand-left");
 656       else // dir == RIGHT
 657         tux_body->set_action("stand-right");
 658       }
 659     else // moving
 660       {
 661       if(dir == LEFT)
 662         tux_body->set_action("walk-left");
 663       else // dir == RIGHT
 664         tux_body->set_action("walk-right");
 665       }
 666     }
 667
 668   if(idle_timer.check())
 669     {
 670     if(is_big())
 671       {
 672       if(dir == LEFT)
 673         tux_body->head->set_action("idle-left", 1);
 674       else // dir == RIGHT
 675         tux_body->head->set_action("idle-right", 1);
 676       }
 677
 678     }
 679
 680   // Tux is holding something
 681   if ((grabbed_object != 0 && physic.get_velocity_y() == 0) ||
 682       (shooting_timer.get_timeleft() > 0 && !shooting_timer.check()))
 683     {
 684     if (duck)
 685       {
 686       if(dir == LEFT)
 687         tux_body->arms->set_action("duck+grab-left");
 688       else // dir == RIGHT
 689         tux_body->arms->set_action("duck+grab-right");
 690       }
 691     else
 692       {
 693       if(dir == LEFT)
 694         tux_body->arms->set_action("grab-left");
 695       else // dir == RIGHT
 696         tux_body->arms->set_action("grab-right");
 697       }
 698     }
 699
 700   /* Draw Tux */
 701   if(dying) {
 702     smalltux_gameover->draw(context, get_pos(), layer);
 703   } else if(growing_timer.get_timeleft() > 0) {
 704     if(!is_big())
 705       {
 706       if (dir == RIGHT)
 707         context.draw_surface(growingtux_right[GROWING_FRAMES-1 -
 708                  int((growing_timer.get_timegone() *
 709                  GROWING_FRAMES) / GROWING_TIME)], get_pos(), layer);
 710       else
 711         context.draw_surface(growingtux_left[GROWING_FRAMES-1 -
 712                 int((growing_timer.get_timegone() *
 713                 GROWING_FRAMES) / GROWING_TIME)], get_pos(), layer);
 714       }
 715     else
 716       {
 717       if (dir == RIGHT)
 718         context.draw_surface(growingtux_right[
 719             int((growing_timer.get_timegone() *
 720                 GROWING_FRAMES) / GROWING_TIME)], get_pos(), layer);
 721       else
 722         context.draw_surface(growingtux_left[
 723             int((growing_timer.get_timegone() *
 724                              GROWING_FRAMES) / GROWING_TIME)],
 725             get_pos(), layer);
 726       }
 727     }
 728   else if (safe_timer.started() && size_t(global_time*40)%2)
 729     ;  // don't draw Tux
 730   else
 731     tux_body->draw(context, get_pos(), layer);
 732
 733   // Draw blinking star overlay
 734   if (invincible_timer.started() &&
 735      (invincible_timer.get_timeleft() > TUX_INVINCIBLE_TIME_WARNING
 736       || size_t(global_time*20)%2)
 737      && !dying)
 738   {
 739     if (!is_big() || duck)
 740       smalltux_star->draw(context, get_pos(), layer + 5);
 741     else
 742       bigtux_star->draw(context, get_pos(), layer + 5);
 743   }
 744 }
 745
 746 HitResponse
 747 Player::collision(GameObject& other, const CollisionHit& hit)
 748 {
 749   Portable* portable = dynamic_cast<Portable*> (&other);
 750   if(portable && grabbed_object == 0 && controller->hold(Controller::ACTION)
 751      && fabsf(hit.normal.x) > .9) {
 752     grabbed_object = portable;
 753     return CONTINUE;
 754   }
 755
 756   if(other.get_flags() & FLAG_SOLID) {
 757     if(hit.normal.y < 0) { // landed on floor?
 758       if (physic.get_velocity_y() < 0)
 759         physic.set_velocity_y(0);
 760       on_ground_flag = true;
 761     } else if(hit.normal.y > 0) { // bumped against the roof
 762       physic.set_velocity_y(.1);
 763     }
 764
 765     if(fabsf(hit.normal.x) > .9) { // hit on the side?
 766       physic.set_velocity_x(0);
 767     }
 768
 769     return CONTINUE;
 770   }
 771
 772   TriggerBase* trigger = dynamic_cast<TriggerBase*> (&other);
 773   if(trigger) {
 774     if(controller->pressed(Controller::UP))
 775       trigger->event(*this, TriggerBase::EVENT_ACTIVATE);
 776   }
 777
 778   return FORCE_MOVE;
 779 }
 780
 781 void
 782 Player::make_invincible()
 783 {
 784   sound_manager->play_sound("invincible");
 785   invincible_timer.start(TUX_INVINCIBLE_TIME);
 786   Sector::current()->play_music(HERRING_MUSIC);
 787 }
 788
 789 /* Kill Player! */
 790 void
 791 Player::kill(HurtMode mode)
 792 {
 793   if(dying)
 794     return;
 795
 796   if(mode != KILL &&
 797           safe_timer.get_timeleft() > 0 || invincible_timer.get_timeleft() > 0)
 798     return;
 799
 800   sound_manager->play_sound("hurt");
 801
 802   physic.set_velocity_x(0);
 803
 804   if (mode == SHRINK && is_big())
 805     {
 806       if (player_status->bonus == FIRE_BONUS
 807           || player_status->bonus == ICE_BONUS)
 808         {
 809           safe_timer.start(TUX_SAFE_TIME);
 810           player_status->bonus = GROWUP_BONUS;
 811         }
 812       else
 813         {
 814           growing_timer.start(GROWING_TIME);
 815           safe_timer.start(TUX_SAFE_TIME + GROWING_TIME);
 816           bbox.set_height(31.8);
 817           duck = false;
 818           player_status->bonus = NO_BONUS;
 819         }
 820     }
 821   else
 822     {
 823       physic.enable_gravity(true);
 824       physic.set_acceleration(0, 0);
 825       physic.set_velocity(0, 700);
 826       player_status->lives -= 1;
 827       player_status->bonus = NO_BONUS;
 828       dying = true;
 829       dying_timer.start(3.0);
 830       flags |= FLAG_NO_COLLDET;
 831     }
 832 }
 833
 834 void
 835 Player::move(const Vector& vector)
 836 {
 837   bbox.set_pos(vector);
 838   if(is_big())
 839     bbox.set_size(31.8, 63.8);
 840   else
 841     bbox.set_size(31.8, 31.8);
 842   on_ground_flag = false;
 843   duck = false;
 844   last_ground_y = vector.y;
 845
 846   physic.reset();
 847 }
 848
 849 void
 850 Player::check_bounds(Camera* camera)
 851 {
 852   /* Keep tux in bounds: */
 853   if (get_pos().x < 0)
 854     { // Lock Tux to the size of the level, so that he doesn't fall of
 855       // on the left side
 856       bbox.set_pos(Vector(0, get_pos().y));
 857     }
 858
 859   /* Keep in-bounds, vertically: */
 860   if (get_pos().y > Sector::current()->solids->get_height() * 32)
 861     {
 862       kill(KILL);
 863       return;
 864     }
 865
 866   bool adjust = false;
 867   // can happen if back scrolling is disabled
 868   if(get_pos().x < camera->get_translation().x) {
 869     bbox.set_pos(Vector(camera->get_translation().x, get_pos().y));
 870     adjust = true;
 871   }
 872   if(get_pos().x >= camera->get_translation().x + SCREEN_WIDTH - bbox.get_width())
 873   {
 874     bbox.set_pos(Vector(
 875           camera->get_translation().x + SCREEN_WIDTH - bbox.get_width(),
 876           get_pos().y));
 877     adjust = true;
 878   }
 879
 880   if(adjust) {
 881     // FIXME
 882 #if 0
 883     // squished now?
 884     if(collision_object_map(bbox)) {
 885       kill(KILL);
 886       return;
 887     }
 888 #endif
 889   }
 890 }
 891
 892 void
 893 Player::bounce(BadGuy& )
 894 {
 895   //Make sure we stopped flapping
 896   flapping = false;
 897   falling_from_flap = false;
 898
 899   if(controller->hold(Controller::JUMP))
 900     physic.set_velocity_y(520);
 901   else
 902     physic.set_velocity_y(300);
 903 }
 904