April 11, 2000 - March 15, 2004
*/
+#include <iostream>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
GameSession* GameSession::current_ = 0;
-void
-GameSession::init()
-{
- game_pause = false;
-}
-
-GameSession::GameSession()
-{
- current_ = this;
- assert(0);
-}
-
-GameSession::GameSession(const std::string& filename)
+GameSession::GameSession(const std::string& subset_, int levelnb_, int mode)
+ : world(0), st_gl_mode(mode), levelnb(levelnb_), subset(subset_)
{
- init();
-
- //assert(!"Don't call me");
current_ = this;
-
- world = new World; // &::global_world;
-
- timer_init(&fps_timer, true);
- timer_init(&frame_timer, true);
-
- world->load(filename);
+ restart_level();
}
-GameSession::GameSession(const std::string& subset_, int levelnb_, int mode)
- : subset(subset_),
- levelnb(levelnb_)
+void
+GameSession::restart_level()
{
- init();
-
- current_ = this;
-
- world = new World; // &::global_world;
+ game_pause = false;
+ exit_status = NONE;
- timer_init(&fps_timer, true);
- timer_init(&frame_timer, true);
+ fps_timer.init(true);
+ frame_timer.init(true);
- st_gl_mode = mode;
-
- /* Init the game: */
- world->arrays_free();
- world->set_defaults();
+ delete world;
if (st_gl_mode == ST_GL_LOAD_LEVEL_FILE)
{
- if (world->load(subset))
- exit(1);
+ world = new World(subset);
+ }
+ else if (st_gl_mode == ST_GL_DEMO_GAME)
+ {
+ world = new World(subset);
}
else
{
- if(world->load(subset, levelnb) != 0)
- exit(1);
+ world = new World(subset, levelnb);
}
+
+ if (st_gl_mode != ST_GL_DEMO_GAME)
+ {
+ if(st_gl_mode != ST_GL_TEST)
+ load_hs();
- world->get_level()->load_gfx();
- loadshared();
-
- world->activate_bad_guys();
- world->activate_particle_systems();
- world->get_level()->load_song();
-
- if(st_gl_mode != ST_GL_TEST)
- load_hs();
-
- if(st_gl_mode == ST_GL_PLAY || st_gl_mode == ST_GL_LOAD_LEVEL_FILE)
- levelintro();
-
- timer_init(&time_left,true);
- start_timers();
+ if(st_gl_mode == ST_GL_PLAY || st_gl_mode == ST_GL_LOAD_LEVEL_FILE)
+ levelintro();
+ }
- if(st_gl_mode == ST_GL_LOAD_GAME)
- loadgame(levelnb);
+ time_left.init(true);
+ start_timers();
}
GameSession::~GameSession()
void
GameSession::levelintro(void)
{
- Player& tux = *world->get_tux();
-
char str[60];
/* Level Intro: */
clearscreen(0, 0, 0);
- sprintf(str, "LEVEL %d", levelnb);
- text_drawf(&blue_text, str, 0, 200, A_HMIDDLE, A_TOP, 1);
-
sprintf(str, "%s", world->get_level()->name.c_str());
- text_drawf(&gold_text, str, 0, 224, A_HMIDDLE, A_TOP, 1);
+ gold_text->drawf(str, 0, 200, A_HMIDDLE, A_TOP, 1);
- sprintf(str, "TUX x %d", tux.lives);
- text_drawf(&white_text, str, 0, 256, A_HMIDDLE, A_TOP, 1);
+ sprintf(str, "TUX x %d", player_status.lives);
+ white_text->drawf(str, 0, 224, A_HMIDDLE, A_TOP, 1);
+
+ sprintf(str, "by %s", world->get_level()->author.c_str());
+ white_small_text->drawf(str, 0, 400, A_HMIDDLE, A_TOP, 1);
+
flipscreen();
void
GameSession::start_timers()
{
- timer_start(&time_left, world->get_level()->time_left*1000);
+ time_left.start(world->get_level()->time_left*1000);
st_pause_ticks_init();
update_time = st_get_ticks();
}
while (SDL_PollEvent(&event))
{
/* Check for menu-events, if the menu is shown */
- if(show_menu)
- menu_event(event);
+ current_menu->event(event);
switch(event.type)
{
case SDL_QUIT: /* Quit event - quit: */
- quit = true;
+ st_abort("Received window close", "");
break;
+
case SDL_KEYDOWN: /* A keypress! */
{
SDLKey key = event.key.keysym.sym;
if(!game_pause)
{
if(st_gl_mode == ST_GL_TEST)
- quit = true;
- else if(show_menu)
+ {
+ exit_status = LEVEL_ABORT;
+ }
+ else if(!show_menu)
{
Menu::set_current(game_menu);
show_menu = 0;
if(debug_mode)
player_status.distros += 50;
break;
- case SDLK_SPACE:
- if(debug_mode)
- player_status.next_level = 1;
- break;
case SDLK_DELETE:
if(debug_mode)
tux.got_coffee = 1;
break;
case SDLK_INSERT:
if(debug_mode)
- timer_start(&tux.invincible_timer,TUX_INVINCIBLE_TIME);
+ tux.invincible_timer.start(TUX_INVINCIBLE_TIME);
break;
case SDLK_l:
if(debug_mode)
- --tux.lives;
+ --player_status.lives;
break;
case SDLK_s:
if(debug_mode)
} /* while */
}
-int
-GameSession::action()
+
+void
+GameSession::check_end_conditions()
{
- Player& tux = *world->get_tux();
+ Player* tux = world->get_tux();
- if (tux.is_dead() || player_status.next_level)
+ /* End of level? */
+ if (tux->base.x >= World::current()->get_level()->endpos
+ && World::current()->get_level()->endpos != 0)
{
- /* Tux either died, or reached the end of a level! */
- halt_music();
-
- if (player_status.next_level)
- {
- /* End of a level! */
- levelnb++;
- player_status.next_level = 0;
- if(st_gl_mode != ST_GL_TEST)
- {
- drawresultscreen();
- }
- else
- {
- world->get_level()->free_gfx();
- world->get_level()->cleanup();
- world->get_level()->free_song();
- world->arrays_free();
-
- unloadshared();
- return(0);
- }
- tux.level_begin();
- }
- else
+ exit_status = LEVEL_FINISHED;
+ }
+ else
+ {
+ // Check End conditions
+ if (tux->is_dead())
{
- tux.is_dying();
-
- /* No more lives!? */
-
- if (tux.lives < 0)
- {
+ player_status.lives -= 1;
+
+ if (player_status.lives < 0)
+ { // No more lives!?
if(st_gl_mode != ST_GL_TEST)
drawendscreen();
-
+
if(st_gl_mode != ST_GL_TEST)
{
- if (player_status.score > hs_score)
- save_hs(player_status.score);
+ // FIXME: highscore soving doesn't make sense in its
+ // current form
+ //if (player_status.score > hs_score)
+ //save_hs(player_status.score);
}
-
- world->get_level()->free_gfx();
- world->get_level()->cleanup();
- world->get_level()->free_song();
- world->arrays_free();
-
- unloadshared();
- return(0);
- } /* if (lives < 0) */
- }
-
- /* Either way, (re-)load the (next) level... */
- tux.level_begin();
- world->set_defaults();
-
- world->get_level()->cleanup();
-
- if (st_gl_mode == ST_GL_LOAD_LEVEL_FILE)
- {
- if(world->get_level()->load(subset) != 0)
- return 0;
- }
- else
- {
- if(world->get_level()->load(subset, levelnb) != 0)
- return 0;
+
+ exit_status = GAME_OVER;
+ }
+ else
+ { // Still has lives, so reset Tux to the levelstart
+ restart_level();
+ }
}
+ }
+}
- world->arrays_free();
- world->activate_bad_guys();
- world->activate_particle_systems();
-
- world->get_level()->free_gfx();
- world->get_level()->load_gfx();
- world->get_level()->free_song();
- world->get_level()->load_song();
-
- if(st_gl_mode != ST_GL_TEST)
- levelintro();
- start_timers();
- /* Play music: */
- play_current_music();
+void
+GameSession::action(double frame_ratio)
+{
+ check_end_conditions();
+
+ if (exit_status == NONE)
+ {
+ // Update Tux and the World
+ world->action(frame_ratio);
}
-
- tux.action();
-
- world->action();
-
- return -1;
}
void
fillrect(i % 2 ? (pause_menu_frame * i)%screen->w : -((pause_menu_frame * i)%screen->w) ,(i*20+pause_menu_frame)%screen->h,screen->w,10,20,20,20, rand() % 20 + 1);
}
fillrect(0,0,screen->w,screen->h,rand() % 50, rand() % 50, rand() % 50, 128);
- text_drawf(&blue_text, "PAUSE - Press 'P' To Play", 0, 230, A_HMIDDLE, A_TOP, 1);
+ blue_text->drawf("PAUSE - Press 'P' To Play", 0, 230, A_HMIDDLE, A_TOP, 1);
}
if(show_menu)
}
-int
+GameSession::ExitStatus
GameSession::run()
{
- Player& tux = *world->get_tux();
+ Player* tux = world->get_tux();
current_ = this;
int fps_cnt;
- bool done;
global_frame_counter = 0;
game_pause = false;
- timer_init(&fps_timer,true);
- timer_init(&frame_timer,true);
+
+ fps_timer.init(true);
+ frame_timer.init(true);
+
last_update_time = st_get_ticks();
fps_cnt = 0;
draw();
- done = false;
- quit = false;
- while (!done && !quit)
+ float overlap = 0.0f;
+ while (exit_status == NONE)
{
/* Calculate the movement-factor */
- frame_ratio = ((double)(update_time-last_update_time))/((double)FRAME_RATE);
- if(frame_ratio > 1.5) /* Quick hack to correct the unprecise CPU clocks a little bit. */
- frame_ratio = 1.5 + (frame_ratio - 1.5) * 0.85;
+ double frame_ratio = ((double)(update_time-last_update_time))/((double)FRAME_RATE);
- if(!timer_check(&frame_timer))
+ if(!frame_timer.check())
{
- timer_start(&frame_timer,25);
+ frame_timer.start(25);
++global_frame_counter;
}
/* Handle events: */
- tux.input.old_fire = tux.input.fire;
+ tux->input.old_fire = tux->input.fire;
process_events();
case 2:
st_pause_ticks_stop();
break;
- case 3:
- update_load_save_game_menu(save_game_menu, false);
- break;
- case 4:
- update_load_save_game_menu(load_game_menu, true);
- break;
- case 7:
+ case 5:
st_pause_ticks_stop();
- done = true;
+ exit_status = LEVEL_ABORT;
break;
}
}
{
process_options_menu();
}
- else if(current_menu == save_game_menu )
- {
- process_save_game_menu();
- }
else if(current_menu == load_game_menu )
{
process_load_game_menu();
}
}
-
-
- /* Handle actions: */
-
+
+ // Handle actions:
if(!game_pause && !show_menu)
{
- /*float z = frame_ratio;
- frame_ratio = 1;
- while(z >= 1)
- {*/
- if (action() == 0)
+ frame_ratio *= game_speed;
+ frame_ratio += overlap;
+ while (frame_ratio > 0)
{
- /* == 0: no more lives */
- /* == -1: continues */
- return 0;
+ action(1.0f);
+ frame_ratio -= 1.0f;
}
- /* --z;
- }*/
+ overlap = frame_ratio;
+
+ if (exit_status != NONE)
+ return exit_status;
}
else
{
SDL_Delay((11 - (update_time - last_update_time))/2);*/
/* Handle time: */
- if (timer_check(&time_left))
+ if (time_left.check())
{
/* are we low on time ? */
- if ((timer_get_left(&time_left) < TIME_WARNING)
- && (get_current_music() != HURRYUP_MUSIC)) /* play the fast music */
+ if (time_left.get_left() < TIME_WARNING
+ && (get_current_music() != HURRYUP_MUSIC)) /* play the fast music */
{
set_current_music(HURRYUP_MUSIC);
play_current_music();
}
-
}
- else
- tux.kill(KILL);
+ else if(tux->dying == DYING_NOT)
+ tux->kill(KILL);
/* Calculate frames per second */
if(show_fps)
{
++fps_cnt;
- fps_fps = (1000.0 / (float)timer_get_gone(&fps_timer)) * (float)fps_cnt;
+ fps_fps = (1000.0 / (float)fps_timer.get_gone()) * (float)fps_cnt;
- if(!timer_check(&fps_timer))
+ if(!fps_timer.check())
{
- timer_start(&fps_timer,1000);
+ fps_timer.start(1000);
fps_cnt = 0;
}
}
world->get_level()->cleanup();
world->get_level()->free_song();
- unloadshared();
- world->arrays_free();
-
- return quit;
+ return exit_status;
}
/* Bounce a brick: */
void
GameSession::drawstatus()
{
- Player& tux = *world->get_tux();
char str[60];
sprintf(str, "%d", player_status.score);
- text_draw(&white_text, "SCORE", 0, 0, 1);
- text_draw(&gold_text, str, 96, 0, 1);
+ white_text->draw("SCORE", 0, 0, 1);
+ gold_text->draw(str, 96, 0, 1);
if(st_gl_mode != ST_GL_TEST)
{
sprintf(str, "%d", hs_score);
- text_draw(&white_text, "HIGH", 0, 20, 1);
- text_draw(&gold_text, str, 96, 20, 1);
+ white_text->draw("HIGH", 0, 20, 1);
+ gold_text->draw(str, 96, 20, 1);
}
else
{
- text_draw(&white_text,"Press ESC To Return",0,20,1);
+ white_text->draw("Press ESC To Return",0,20,1);
}
- if (timer_get_left(&time_left) > TIME_WARNING || (global_frame_counter % 10) < 5)
+ if (time_left.get_left() > TIME_WARNING || (global_frame_counter % 10) < 5)
{
- sprintf(str, "%d", timer_get_left(&time_left) / 1000 );
- text_draw(&white_text, "TIME", 224, 0, 1);
- text_draw(&gold_text, str, 304, 0, 1);
+ sprintf(str, "%d", time_left.get_left() / 1000 );
+ white_text->draw("TIME", 224, 0, 1);
+ gold_text->draw(str, 304, 0, 1);
}
sprintf(str, "%d", player_status.distros);
- text_draw(&white_text, "DISTROS", screen->h, 0, 1);
- text_draw(&gold_text, str, 608, 0, 1);
+ white_text->draw("DISTROS", screen->h, 0, 1);
+ gold_text->draw(str, 608, 0, 1);
- text_draw(&white_text, "LIVES", screen->h, 20, 1);
+ white_text->draw("LIVES", screen->h, 20, 1);
if(show_fps)
{
sprintf(str, "%2.1f", fps_fps);
- text_draw(&white_text, "FPS", screen->h, 40, 1);
- text_draw(&gold_text, str, screen->h + 60, 40, 1);
+ white_text->draw("FPS", screen->h, 40, 1);
+ gold_text->draw(str, screen->h + 60, 40, 1);
}
- for(int i= 0; i < tux.lives; ++i)
+ for(int i= 0; i < player_status.lives; ++i)
{
- texture_draw(&tux_life,565+(18*i),20);
+ tux_life->draw(565+(18*i),20);
}
}
clearscreen(0, 0, 0);
- text_drawf(&blue_text, "GAMEOVER", 0, 200, A_HMIDDLE, A_TOP, 1);
+ blue_text->drawf("GAMEOVER", 0, 200, A_HMIDDLE, A_TOP, 1);
sprintf(str, "SCORE: %d", player_status.score);
- text_drawf(&gold_text, str, 0, 224, A_HMIDDLE, A_TOP, 1);
+ gold_text->drawf(str, 0, 224, A_HMIDDLE, A_TOP, 1);
- sprintf(str, "DISTROS: %d", player_status.distros);
- text_drawf(&gold_text, str, 0, 256, A_HMIDDLE, A_TOP, 1);
+ sprintf(str, "COINS: %d", player_status.distros);
+ gold_text->drawf(str, 0, 256, A_HMIDDLE, A_TOP, 1);
flipscreen();
clearscreen(0, 0, 0);
- text_drawf(&blue_text, "Result:", 0, 200, A_HMIDDLE, A_TOP, 1);
+ blue_text->drawf("Result:", 0, 200, A_HMIDDLE, A_TOP, 1);
sprintf(str, "SCORE: %d", player_status.score);
- text_drawf(&gold_text, str, 0, 224, A_HMIDDLE, A_TOP, 1);
+ gold_text->drawf(str, 0, 224, A_HMIDDLE, A_TOP, 1);
sprintf(str, "DISTROS: %d", player_status.distros);
- text_drawf(&gold_text, str, 0, 256, A_HMIDDLE, A_TOP, 1);
+ gold_text->drawf(str, 0, 256, A_HMIDDLE, A_TOP, 1);
flipscreen();
wait_for_event(event,2000,5000,true);
}
-void
-GameSession::savegame(int)
-{
-#if 0
- char savefile[1024];
- FILE* fi;
- unsigned int ui;
-
- sprintf(savefile,"%s/slot%d.save",st_save_dir,slot);
-
- fi = fopen(savefile, "wb");
-
- if (fi == NULL)
- {
- fprintf(stderr, "Warning: I could not open the slot file ");
- }
- else
- {
- fputs(level_subset, fi);
- fputs("\n", fi);
- fwrite(&level,sizeof(int),1,fi);
- fwrite(&score,sizeof(int),1,fi);
- fwrite(&distros,sizeof(int),1,fi);
- fwrite(&scroll_x,sizeof(float),1,fi);
- //FIXME:fwrite(&tux,sizeof(Player),1,fi);
- //FIXME:timer_fwrite(&tux.invincible_timer,fi);
- //FIXME:timer_fwrite(&tux.skidding_timer,fi);
- //FIXME:timer_fwrite(&tux.safe_timer,fi);
- //FIXME:timer_fwrite(&tux.frame_timer,fi);
- timer_fwrite(&time_left,fi);
- ui = st_get_ticks();
- fwrite(&ui,sizeof(int),1,fi);
- }
- fclose(fi);
-#endif
-}
-
-void
-GameSession::loadgame(int)
-{
-#if 0
- char savefile[1024];
- char str[100];
- FILE* fi;
- unsigned int ui;
-
- sprintf(savefile,"%s/slot%d.save",st_save_dir,slot);
-
- fi = fopen(savefile, "rb");
-
- if (fi == NULL)
- {
- fprintf(stderr, "Warning: I could not open the slot file ");
-
- }
- else
- {
- fgets(str, 100, fi);
- strcpy(level_subset, str);
- level_subset[strlen(level_subset)-1] = '\0';
- fread(&level,sizeof(int),1,fi);
-
- world->set_defaults();
- world->get_level()->cleanup();
- world->arrays_free();
- world->get_level()->free_gfx();
- world->get_level()->free_song();
-
- if(world->get_level()->load(level_subset,level) != 0)
- exit(1);
-
- world->activate_bad_guys();
- world->activate_particle_systems();
- world->get_level()->load_gfx();
- world->get_level()->load_song();
-
- levelintro();
- update_time = st_get_ticks();
-
- fread(&score, sizeof(int),1,fi);
- fread(&distros, sizeof(int),1,fi);
- fread(&scroll_x,sizeof(float),1,fi);
- //FIXME:fread(&tux, sizeof(Player), 1, fi);
- //FIXME:timer_fread(&tux.invincible_timer,fi);
- //FIXME:timer_fread(&tux.skidding_timer,fi);
- //FIXME:timer_fread(&tux.safe_timer,fi);
- //FIXME:timer_fread(&tux.frame_timer,fi);
- timer_fread(&time_left,fi);
- fread(&ui,sizeof(int),1,fi);
- fclose(fi);
- }
-#endif
-}
-
std::string slotinfo(int slot)
{
- FILE* fi;
+ char tmp[1024];
char slotfile[1024];
- char tmp[200];
- char str[5];
- int slot_level;
- sprintf(slotfile,"%s/slot%d.save",st_save_dir,slot);
-
- fi = fopen(slotfile, "rb");
+ sprintf(slotfile,"%s/slot%d.stsg",st_save_dir,slot);
- sprintf(tmp,"Slot %d - ",slot);
-
- if (fi == NULL)
- {
- strcat(tmp,"Free");
- }
+ if (access(slotfile, F_OK) == 0)
+ sprintf(tmp,"Slot %d - Savegame",slot);
else
- {
- fgets(str, 100, fi);
- str[strlen(str)-1] = '\0';
- strcat(tmp, str);
- strcat(tmp, " / Level:");
- fread(&slot_level,sizeof(int),1,fi);
- sprintf(str,"%d",slot_level);
- strcat(tmp,str);
- fclose(fi);
- }
+ sprintf(tmp,"Slot %d - Free",slot);
return tmp;
}
+