-// $Id$
+// $Id: level_subset.cpp 3118 2006-03-25 17:29:08Z sommer $
//
// SuperTux
-// Copyright (C) 2000 Bill Kendrick <bill@newbreedsoftware.com>
-// Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.de>
-// Copyright (C) 2004 Ingo Ruhnke <grumbel@gmx.de>
+// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
-
-#include <iostream>
-#include <math.h>
-#include <stdlib.h>
-#include <string.h>
-#include "globals.h"
-#include "scene.h"
-#include "screen.h"
-#include "defines.h"
-#include "world.h"
-#include "level.h"
-#include "tile.h"
-#include "resources.h"
-#include "gameobjs.h"
-#include "camera.h"
-#include "display_manager.h"
-#include "background.h"
-#include "tilemap.h"
-
-Surface* img_distro[4];
-
-World* World::current_ = 0;
-
-World::World(const std::string& filename, int level_nr)
- : level(0), tux(0), background(0), camera(0)
-{
- // FIXME: Move this to action and draw and everywhere else where the
- // world calls child functions
- current_ = this;
-
- tux = new Player(displaymanager);
- add_object(tux);
-
- level = new Level();
- camera = new Camera(tux, level);
- add_object(camera);
-
- if(level_nr >= 0) {
- level->load(filename, level_nr, this);
- } else {
- level->load(filename, this);
- }
- tux->move(level->start_pos);
-
- set_defaults();
-
- level->load_gfx();
- // add background
- activate_particle_systems();
- background = new Background(displaymanager);
- if(level->img_bkgd) {
- background->set_image(level->img_bkgd, level->bkgd_speed);
- } else {
- background->set_gradient(level->bkgd_top, level->bkgd_bottom);
- }
- add_object(background);
-
- // add tilemap
- add_object(new TileMap(displaymanager, level));
- level->load_song();
-
- apply_bonuses();
+#include <config.h>
+
+#include <stddef.h>
+#include <physfs.h>
+#include <stdexcept>
+
+#include "world.hpp"
+#include "file_system.hpp"
+#include "lisp/parser.hpp"
+#include "lisp/lisp.hpp"
+#include "physfs/physfs_stream.hpp"
+#include "script_manager.hpp"
+#include "scripting/wrapper_util.hpp"
+#include "scripting/serialize.hpp"
+#include "msg.hpp"
+
+static bool has_suffix(const std::string& data, const std::string& suffix)
+{
+ if (data.length() >= suffix.length())
+ return data.compare(data.length() - suffix.length(), suffix.length(), suffix) == 0;
+ else
+ return false;
}
-void
-World::apply_bonuses()
+World::World()
{
- // Apply bonuses from former levels
- switch (player_status.bonus)
- {
- case PlayerStatus::NO_BONUS:
- break;
-
- case PlayerStatus::FLOWER_BONUS:
- tux->got_power = Player::FIRE_POWER; // FIXME: add ice power to here
- // fall through
-
- case PlayerStatus::GROWUP_BONUS:
- tux->grow();
- break;
- }
+ is_levelset = true;
+ hide_from_contribs = false;
}
World::~World()
{
- for (std::vector<GameObject*>::iterator i = gameobjects.begin();
- i != gameobjects.end(); ++i) {
- delete *i;
- }
-
- delete level;
-
- current_ = 0;
-}
-
-void
-World::set_defaults()
-{
- player_status.score_multiplier = 1;
-
- counting_distros = false;
- distro_counter = 0;
-
- /* set current song/music */
- currentmusic = LEVEL_MUSIC;
-}
-
-void
-World::add_object(GameObject* object)
-{
- // XXX hack for now until new collision code is ready
- BadGuy* badguy = dynamic_cast<BadGuy*> (object);
- if(badguy)
- bad_guys.push_back(badguy);
- Bullet* bullet = dynamic_cast<Bullet*> (object);
- if(bullet)
- bullets.push_back(bullet);
- Upgrade* upgrade = dynamic_cast<Upgrade*> (object);
- if(upgrade)
- upgrades.push_back(upgrade);
- Trampoline* trampoline = dynamic_cast<Trampoline*> (object);
- if(trampoline)
- trampolines.push_back(trampoline);
- FlyingPlatform* flying_platform = dynamic_cast<FlyingPlatform*> (object);
- if(flying_platform)
- flying_platforms.push_back(flying_platform);
-
- gameobjects.push_back(object);
-}
-
-void
-World::parse_objects(lisp_object_t* cur)
-{
- while(!lisp_nil_p(cur)) {
- lisp_object_t* data = lisp_car(cur);
- std::string object_type = lisp_symbol(lisp_car(data));
-
- LispReader reader(lisp_cdr(data));
-
- if(object_type == "trampoline") {
- add_object(new Trampoline(displaymanager, reader));
- }
- else if(object_type == "flying-platform") {
- add_object(new FlyingPlatform(displaymanager, reader));
- }
- else {
- BadGuyKind kind = badguykind_from_string(object_type);
- add_object(new BadGuy(displaymanager, kind, reader));
- }
-
- cur = lisp_cdr(cur);
- }
}
void
-World::activate_particle_systems()
+World::set_savegame_filename(const std::string& filename)
{
- if (level->particle_system == "clouds")
- {
- add_object(new CloudParticleSystem(displaymanager));
- }
- else if (level->particle_system == "snow")
- {
- add_object(new SnowParticleSystem(displaymanager));
- }
- else if (level->particle_system != "")
- {
- st_abort("unknown particle system specified in level", "");
- }
-}
-
-void
-World::draw()
-{
- /* Draw objects */
- displaymanager.draw(*camera);
+ this->savegame_filename = filename;
}
void
-World::action(float elapsed_time)
+World::load(const std::string& filename)
{
- tux->check_bounds(*camera,
- level->back_scrolling, (bool)level->hor_autoscroll_speed);
-
- /* update objects (don't use iterators here, because the list might change
- * during the iteration)
- */
- for(size_t i = 0; i < gameobjects.size(); ++i)
- if(gameobjects[i]->is_valid())
- gameobjects[i]->action(elapsed_time);
-
- /* Handle all possible collisions. */
- collision_handler();
-
- /** cleanup marked objects */
- for(std::vector<GameObject*>::iterator i = gameobjects.begin();
- i != gameobjects.end(); /* nothing */) {
- if((*i)->is_valid() == false) {
- Drawable* drawable = dynamic_cast<Drawable*> (*i);
- if(drawable)
- displaymanager.remove_drawable(drawable);
- BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
- if(badguy) {
- bad_guys.erase(std::remove(bad_guys.begin(), bad_guys.end(), badguy),
- bad_guys.end());
- }
- Bullet* bullet = dynamic_cast<Bullet*> (*i);
- if(bullet) {
- bullets.erase(
- std::remove(bullets.begin(), bullets.end(), bullet),
- bullets.end());
- }
- Upgrade* upgrade = dynamic_cast<Upgrade*> (*i);
- if(upgrade) {
- upgrades.erase(
- std::remove(upgrades.begin(), upgrades.end(), upgrade),
- upgrades.end());
- }
- Trampoline* trampoline = dynamic_cast<Trampoline*> (*i);
- if(trampoline) {
- trampolines.erase(
- std::remove(trampolines.begin(), trampolines.end(), trampoline),
- trampolines.end());
- }
- FlyingPlatform* flying_platform= dynamic_cast<FlyingPlatform*> (*i);
- if(flying_platform) {
- flying_platforms.erase(
- std::remove(flying_platforms.begin(), flying_platforms.end(), flying_platform),
- flying_platforms.end());
- }
-
- delete *i;
- i = gameobjects.erase(i);
- } else {
- ++i;
- }
- }
-}
-
-void
-World::collision_handler()
-{
- // CO_BULLET & CO_BADGUY check
- for(unsigned int i = 0; i < bullets.size(); ++i)
- {
- for (BadGuys::iterator j = bad_guys.begin(); j != bad_guys.end(); ++j)
- {
- if((*j)->dying != DYING_NOT)
- continue;
-
- if(rectcollision(bullets[i]->base, (*j)->base))
- {
- // We have detected a collision and now call the
- // collision functions of the collided objects.
- (*j)->collision(bullets[i], CO_BULLET, COLLISION_NORMAL);
- bullets[i]->collision(CO_BADGUY);
- break; // bullet is invalid now, so break
- }
- }
- }
-
- /* CO_BADGUY & CO_BADGUY check */
- for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end(); ++i)
- {
- if((*i)->dying != DYING_NOT)
- continue;
-
- BadGuys::iterator j = i;
- ++j;
- for (; j != bad_guys.end(); ++j)
- {
- if(j == i || (*j)->dying != DYING_NOT)
- continue;
-
- if(rectcollision((*i)->base, (*j)->base))
- {
- // We have detected a collision and now call the
- // collision functions of the collided objects.
- (*j)->collision(*i, CO_BADGUY);
- (*i)->collision(*j, CO_BADGUY);
- }
- }
- }
-
- if(tux->dying != DYING_NOT) return;
-
- // CO_BADGUY & CO_PLAYER check
- for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end(); ++i)
- {
- if((*i)->dying != DYING_NOT)
- continue;
+ basedir = FileSystem::dirname(filename);
+
+ lisp::Parser parser;
+ std::auto_ptr<lisp::Lisp> root (parser.parse(filename));
+
+ const lisp::Lisp* info = root->get_lisp("supertux-world");
+ if(info == NULL)
+ info = root->get_lisp("supertux-level-subset");
+ if(info == NULL)
+ throw std::runtime_error("File is not a world or levelsubset file");
+
+ hide_from_contribs = false;
+ is_levelset = true;
+
+ info->get("title", title);
+ info->get("description", description);
+ info->get("levelset", is_levelset);
+ info->get_vector("levels", levels);
+ info->get("hide-from-contribs", hide_from_contribs);
+
+ // Level info file doesn't define any levels, so read the
+ // directory to see what we can find
- if(rectcollision_offset((*i)->base, tux->base, 0, 0))
- {
- // We have detected a collision and now call the collision
- // functions of the collided objects.
- if (tux->previous_base.y < tux->base.y &&
- tux->previous_base.y + tux->previous_base.height
- < (*i)->base.y + (*i)->base.height/2
- && !tux->invincible_timer.started())
- {
- (*i)->collision(tux, CO_PLAYER, COLLISION_SQUISH);
- }
- else
- {
- tux->collision(*i, CO_BADGUY);
- (*i)->collision(tux, CO_PLAYER, COLLISION_NORMAL);
- }
- }
- }
-
- // CO_UPGRADE & CO_PLAYER check
- for(unsigned int i = 0; i < upgrades.size(); ++i)
- {
- if(rectcollision(upgrades[i]->base, tux->base))
- {
- // We have detected a collision and now call the collision
- // functions of the collided objects.
- upgrades[i]->collision(tux, CO_PLAYER, COLLISION_NORMAL);
- }
- }
-
- // CO_TRAMPOLINE & (CO_PLAYER or CO_BADGUY)
- for (Trampolines::iterator i = trampolines.begin(); i != trampolines.end(); ++i)
- {
- if (rectcollision((*i)->base, tux->base))
- {
- if (tux->previous_base.y < tux->base.y &&
- tux->previous_base.y + tux->previous_base.height
- < (*i)->base.y + (*i)->base.height/2)
- {
- (*i)->collision(tux, CO_PLAYER, COLLISION_SQUISH);
- }
- else if (tux->previous_base.y <= tux->base.y)
- {
- tux->collision(*i, CO_TRAMPOLINE);
- (*i)->collision(tux, CO_PLAYER, COLLISION_NORMAL);
- }
- }
+ std::string path = basedir + "/";
+ char** files = PHYSFS_enumerateFiles(path.c_str());
+ if(!files) {
+ msg_warning << "Couldn't read subset dir '" << path << "'" << std::endl;
+ return;
}
- // CO_FLYING_PLATFORM & (CO_PLAYER or CO_BADGUY)
- for (FlyingPlatforms::iterator i = flying_platforms.begin(); i != flying_platforms.end(); ++i)
- {
- if (rectcollision((*i)->base, tux->base))
- {
- if (tux->previous_base.y < tux->base.y &&
- tux->previous_base.y + tux->previous_base.height
- < (*i)->base.y + (*i)->base.height/2)
- {
- (*i)->collision(tux, CO_PLAYER, COLLISION_SQUISH);
- tux->collision(*i, CO_FLYING_PLATFORM);
- }
-/* else if (tux->previous_base.y <= tux->base.y)
- {
- }*/
+ for(const char* const* filename = files; *filename != 0; ++filename) {
+ if(has_suffix(*filename, ".stl")) {
+ levels.push_back(path + *filename);
}
}
+ PHYSFS_freeList(files);
}
void
-World::add_score(const Vector& pos, int s)
+World::run()
{
- player_status.score += s;
-
- add_object(new FloatingScore(displaymanager, pos, s));
-}
-
-void
-World::add_bouncy_distro(const Vector& pos)
-{
- add_object(new BouncyDistro(displaymanager, pos));
-}
-
-void
-World::add_broken_brick(const Vector& pos, Tile* tile)
-{
- add_broken_brick_piece(pos, Vector(-1, -4), tile);
- add_broken_brick_piece(pos + Vector(0, 16), Vector(-1.5, -3), tile);
-
- add_broken_brick_piece(pos + Vector(16, 0), Vector(1, -4), tile);
- add_broken_brick_piece(pos + Vector(16, 16), Vector(1.5, -3), tile);
-}
-
-void
-World::add_broken_brick_piece(const Vector& pos, const Vector& movement,
- Tile* tile)
-{
- add_object(new BrokenBrick(displaymanager, tile, pos, movement));
-}
+ // create new squirrel table for persisten game state
+ HSQUIRRELVM vm = ScriptManager::instance->get_vm();
-void
-World::add_bouncy_brick(const Vector& pos)
-{
- add_object(new BouncyBrick(displaymanager, pos));
-}
+ sq_pushroottable(vm);
+ sq_pushstring(vm, "state", -1);
+ sq_newtable(vm);
+ if(SQ_FAILED(sq_createslot(vm, -3)))
+ throw Scripting::SquirrelError(vm, "Couldn't create state table");
+ sq_pop(vm, 1);
+
+ std::string filename = basedir + "/world.nut";
+ IFileStream in(filename);
-BadGuy*
-World::add_bad_guy(float x, float y, BadGuyKind kind)
-{
- BadGuy* badguy = new BadGuy(displaymanager, kind, x, y);
- add_object(badguy);
- return badguy;
+ HSQUIRRELVM new_vm = ScriptManager::instance->create_thread();
+ Scripting::compile_and_run(new_vm, in, filename);
}
void
-World::add_upgrade(const Vector& pos, Direction dir, UpgradeKind kind)
-{
- add_object(new Upgrade(displaymanager, pos, dir, kind));
-}
-
-bool
-World::add_bullet(const Vector& pos, float xm, Direction dir)
+World::save()
{
- if(tux->got_power == Player::FIRE_POWER)
- {
- if(bullets.size() > MAX_FIRE_BULLETS-1)
- return false;
- }
- else if(tux->got_power == Player::ICE_POWER)
- {
- if(bullets.size() > MAX_ICE_BULLETS-1)
- return false;
- }
+ lisp::Writer writer(savegame_filename);
- Bullet* new_bullet = 0;
- if(tux->got_power == Player::FIRE_POWER)
- new_bullet = new Bullet(displaymanager, pos, xm, dir, FIRE_BULLET);
- else if(tux->got_power == Player::ICE_POWER)
- new_bullet = new Bullet(displaymanager, pos, xm, dir, ICE_BULLET);
- else
- st_abort("wrong bullet type.", "");
- add_object(new_bullet);
-
- play_sound(sounds[SND_SHOOT], SOUND_CENTER_SPEAKER);
+ writer.start_list("supertux-savegame");
+ writer.write_int("version", 1);
- return true;
-}
+ writer.start_list("tux");
+ player_status->write(writer);
+ writer.end_list("tux");
-void
-World::play_music(int musictype)
-{
- currentmusic = musictype;
- switch(currentmusic) {
- case HURRYUP_MUSIC:
- music_manager->play_music(get_level()->get_level_music_fast());
- break;
- case LEVEL_MUSIC:
- music_manager->play_music(get_level()->get_level_music());
- break;
- case HERRING_MUSIC:
- music_manager->play_music(herring_song);
- break;
- default:
- music_manager->halt_music();
- break;
+ writer.start_list("state");
+ HSQUIRRELVM vm = ScriptManager::instance->get_vm();
+ sq_pushroottable(vm);
+ sq_pushstring(vm, "state", -1);
+ if(SQ_SUCCEEDED(sq_get(vm, -2))) {
+ Scripting::save_squirrel_table(vm, -1, writer);
+ sq_pop(vm, 1);
}
-}
-
-int
-World::get_music_type()
-{
- return currentmusic;
-}
-
-/* Break a brick: */
-bool
-World::trybreakbrick(float x, float y, bool small)
-{
- Level* plevel = get_level();
+ sq_pop(vm, 1);
+ writer.end_list("state");
- Tile* tile = gettile(x, y);
- if (tile->brick)
- {
- if (tile->data > 0)
- {
- /* Get a distro from it: */
- add_bouncy_distro(
- Vector(((int)(x + 1) / 32) * 32, (int)(y / 32) * 32));
-
- // TODO: don't handle this in a global way but per-tile...
- if (!counting_distros)
- {
- counting_distros = true;
- distro_counter = 5;
- }
- else
- {
- distro_counter--;
- }
-
- if (distro_counter <= 0)
- {
- counting_distros = false;
- plevel->change(x, y, TM_IA, tile->next_tile);
- }
-
- play_sound(sounds[SND_DISTRO], SOUND_CENTER_SPEAKER);
- player_status.score = player_status.score + SCORE_DISTRO;
- player_status.distros++;
- return true;
- }
- else if (!small)
- {
- /* Get rid of it: */
- plevel->change(x, y, TM_IA, tile->next_tile);
-
- /* Replace it with broken bits: */
- add_broken_brick(Vector(
- ((int)(x + 1) / 32) * 32,
- (int)(y / 32) * 32), tile);
-
- /* Get some score: */
- play_sound(sounds[SND_BRICK], SOUND_CENTER_SPEAKER);
- player_status.score = player_status.score + SCORE_BRICK;
-
- return true;
- }
- }
-
- return false;
-}
-
-/* Empty a box: */
-void
-World::tryemptybox(float x, float y, Direction col_side)
-{
- Tile* tile = gettile(x,y);
- if (!tile->fullbox)
- return;
-
- // according to the collision side, set the upgrade direction
- if(col_side == LEFT)
- col_side = RIGHT;
- else
- col_side = LEFT;
-
- int posx = ((int)(x+1) / 32) * 32;
- int posy = (int)(y/32) * 32 - 32;
- switch(tile->data)
- {
- case 1: // Box with a distro!
- add_bouncy_distro(Vector(posx, posy));
- play_sound(sounds[SND_DISTRO], SOUND_CENTER_SPEAKER);
- player_status.score = player_status.score + SCORE_DISTRO;
- player_status.distros++;
- break;
-
- case 2: // Add a fire flower upgrade!
- if (tux->size == SMALL) /* Tux is small, add mints! */
- add_upgrade(Vector(posx, posy), col_side, UPGRADE_GROWUP);
- else /* Tux is big, add a fireflower: */
- add_upgrade(Vector(posx, posy), col_side, UPGRADE_FIREFLOWER);
- play_sound(sounds[SND_UPGRADE], SOUND_CENTER_SPEAKER);
- break;
-
- case 5: // Add an ice flower upgrade!
- if (tux->size == SMALL) /* Tux is small, add mints! */
- add_upgrade(Vector(posx, posy), col_side, UPGRADE_GROWUP);
- else /* Tux is big, add an iceflower: */
- add_upgrade(Vector(posx, posy), col_side, UPGRADE_ICEFLOWER);
- play_sound(sounds[SND_UPGRADE], SOUND_CENTER_SPEAKER);
- break;
-
- case 3: // Add a golden herring
- add_upgrade(Vector(posx, posy), col_side, UPGRADE_HERRING);
- break;
-
- case 4: // Add a 1up extra
- add_upgrade(Vector(posx, posy), col_side, UPGRADE_1UP);
- break;
- default:
- break;
- }
-
- /* Empty the box: */
- level->change(x, y, TM_IA, tile->next_tile);
+ writer.end_list("supertux-savegame");
}
-/* Try to grab a distro: */
-void
-World::trygrabdistro(float x, float y, int bounciness)
+const std::string&
+World::get_level_filename(unsigned int i) const
{
- Tile* tile = gettile(x, y);
- if (tile && tile->distro)
- {
- level->change(x, y, TM_IA, tile->next_tile);
- play_sound(sounds[SND_DISTRO], SOUND_CENTER_SPEAKER);
-
- if (bounciness == BOUNCE)
- {
- add_bouncy_distro(Vector(((int)(x + 1) / 32) * 32,
- (int)(y / 32) * 32));
- }
-
- player_status.score = player_status.score + SCORE_DISTRO;
- player_status.distros++;
- }
+ return levels[i];
}
-/* Try to bump a bad guy from below: */
-void
-World::trybumpbadguy(float x, float y)
+unsigned int
+World::get_num_levels() const
{
- // Bad guys:
- for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end(); ++i)
- {
- if ((*i)->base.x >= x - 32 && (*i)->base.x <= x + 32 &&
- (*i)->base.y >= y - 16 && (*i)->base.y <= y + 16)
- {
- (*i)->collision(tux, CO_PLAYER, COLLISION_BUMP);
- }
- }
-
- // Upgrades:
- for (unsigned int i = 0; i < upgrades.size(); i++)
- {
- if (upgrades[i]->base.height == 32 &&
- upgrades[i]->base.x >= x - 32 && upgrades[i]->base.x <= x + 32 &&
- upgrades[i]->base.y >= y - 16 && upgrades[i]->base.y <= y + 16)
- {
- upgrades[i]->collision(tux, CO_PLAYER, COLLISION_BUMP);
- }
- }
+ return levels.size();
}
-/* EOF */
-