Super Tux - Game Loop!
- by Bill Kendrick
+ by Bill Kendrick & Tobias Glaesser
bill@newbreedsoftware.com
http://www.newbreedsoftware.com/supertux/
- April 11, 2000 - January 1st, 2004
+ April 11, 2000 - February 1st, 2004
*/
#include <stdio.h>
SDLKey key;
char level_subset[100];
char str[60];
-timer_type time_left;
+float fps_fps;
/* Local function prototypes: */
clearscreen(0, 0, 0);
sprintf(str, "LEVEL %d", level);
- drawcenteredtext(str, 200, letters_red, NO_UPDATE, 1);
+ text_drawf(&red_text, str, 0, 200, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
sprintf(str, "%s", current_level.name);
- drawcenteredtext(str, 224, letters_gold, NO_UPDATE, 1);
+ text_drawf(&gold_text, str, 0, 224, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
sprintf(str, "TUX x %d", tux.lives);
- drawcenteredtext(str, 256, letters_blue, NO_UPDATE, 1);
+ text_drawf(&blue_text, str, 0, 256, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
flipscreen();
void start_timers(void)
{
timer_start(&time_left,current_level.time_left*1000);
+ st_pause_ticks_init();
+ update_time = st_get_ticks();
}
void activate_bad_guys(void)
void game_event(void)
{
-
while (SDL_PollEvent(&event))
{
-
- if (event.type == SDL_QUIT)
+ switch(event.type)
{
- /* Quit event - quit: */
-
+ case SDL_QUIT: /* Quit event - quit: */
quit = 1;
- }
- else if (event.type == SDL_KEYDOWN)
- {
- /* A keypress! */
-
+ break;
+ case SDL_KEYDOWN: /* A keypress! */
key = event.key.keysym.sym;
/* Check for menu-events, if the menu is shown */
if(show_menu)
- menu_event(key);
+ menu_event(&event.key.keysym);
+
+ if(player_keydown_event(&tux,key))
+ break;
- if (key == SDLK_ESCAPE)
+ switch(key)
{
- /* Escape: Open/Close the menu: */
+ case SDLK_ESCAPE: /* Escape: Open/Close the menu: */
if(!game_pause)
{
if(show_menu)
+ {
show_menu = 0;
+ st_pause_ticks_stop();
+ }
else
+ {
show_menu = 1;
+ st_pause_ticks_start();
+ }
}
+ break;
+ default:
+ break;
}
- else if (key == SDLK_RIGHT)
- {
- tux.input.right = DOWN;
- }
- else if (key == SDLK_LEFT)
- {
- tux.input.left = DOWN;
- }
- else if (key == SDLK_UP)
- {
- tux.input.up = DOWN;
- }
- else if (key == SDLK_DOWN)
- {
- tux.input.down = DOWN;
- }
- else if (key == SDLK_LCTRL)
- {
- tux.input.fire = DOWN;
- }
- }
- else if (event.type == SDL_KEYUP)
- {
- /* A keyrelease! */
-
+ break;
+ case SDL_KEYUP: /* A keyrelease! */
key = event.key.keysym.sym;
- if (key == SDLK_RIGHT)
- {
- tux.input.right = UP;
- }
- else if (key == SDLK_LEFT)
- {
- tux.input.left = UP;
- }
- else if (key == SDLK_UP)
- {
- tux.input.up = UP;
- }
- else if (key == SDLK_DOWN)
- {
- tux.input.down = UP;
- }
- else if (key == SDLK_LCTRL)
- {
- tux.input.fire = UP;
- }
- else if (key == SDLK_p)
+ if(player_keyup_event(&tux,key))
+ break;
+
+ switch(key)
{
+ case SDLK_p:
if(!show_menu)
{
if(game_pause)
+ {
game_pause = 0;
+ st_pause_ticks_stop();
+ }
else
+ {
game_pause = 1;
+ st_pause_ticks_start();
+ }
}
+ break;
+ case SDLK_TAB:
+ if(debug_mode == YES)
+ tux.size = !tux.size;
+ break;
+ case SDLK_END:
+ if(debug_mode == YES)
+ distros += 50;
+ break;
+ case SDLK_SPACE:
+ if(debug_mode == YES)
+ next_level = 1;
+ break;
+ case SDLK_DELETE:
+ if(debug_mode == YES)
+ tux.got_coffee = 1;
+ break;
+ case SDLK_INSERT:
+ if(debug_mode == YES)
+ timer_start(&tux.invincible_timer,TUX_INVINCIBLE_TIME);
+ break;
+ case SDLK_l:
+ if(debug_mode == YES)
+ --tux.lives;
+ break;
+ case SDLK_s:
+ if(debug_mode == YES)
+ score += 1000;
+ break;
+ default:
+ break;
}
- else if (key == SDLK_TAB && debug_mode == YES)
- {
- tux.size = !tux.size;
- }
- else if (key == SDLK_END && debug_mode == YES)
- {
- distros += 50;
- }
- else if (key == SDLK_SPACE && debug_mode == YES)
- {
- next_level = 1;
- }
- else if (key == SDLK_DELETE && debug_mode == YES)
- {
- tux.got_coffee = 1;
- }
- else if (key == SDLK_INSERT && debug_mode == YES)
- {
- timer_start(&tux.invincible_timer,TUX_INVINCIBLE_TIME);
- }
- }
+ break;
#ifdef JOY_YES
- else if (event.type == SDL_JOYAXISMOTION)
- {
- if (event.jaxis.axis == JOY_X)
+
+ case SDL_JOYAXISMOTION:
+ switch(event.jaxis.axis)
{
- if (event.jaxis.value < -256)
+ case JOY_X:
+ if (event.jaxis.value < -1024)
tux.input.left = DOWN;
- else
+ else if (event.jaxis.value > 1024)
tux.input.left = UP;
- if (event.jaxis.value > 256)
+ if (event.jaxis.value > 1024)
tux.input.right = DOWN;
- else
+ else if (event.jaxis.value < -1024)
tux.input.right = UP;
- }
- else if (event.jaxis.axis == JOY_Y)
- {
- if (event.jaxis.value > 256)
+ break;
+ case JOY_Y:
+ if (event.jaxis.value > 1024)
tux.input.down = DOWN;
- else
+ else if (event.jaxis.value < -1024)
tux.input.down = UP;
/* Handle joystick for the menu */
else
menuaction = MN_UP;
}
+ break;
+ default:
+ break;
}
- }
- else if (event.type == SDL_JOYBUTTONDOWN)
- {
+ break;
+ case SDL_JOYBUTTONDOWN:
if (event.jbutton.button == JOY_A)
tux.input.up = DOWN;
else if (event.jbutton.button == JOY_B)
tux.input.fire = DOWN;
- }
- else if (event.type == SDL_JOYBUTTONUP)
- {
+ break;
+ case SDL_JOYBUTTONUP:
if (event.jbutton.button == JOY_A)
tux.input.up = UP;
else if (event.jbutton.button == JOY_B)
if(show_menu)
menuaction = MN_HIT;
+ break;
+ default:
+ break;
}
#endif
int game_action(void)
{
-int i;
+ int i;
/* (tux_dying || next_level) */
if (tux.dying || next_level)
level++;
next_level = 0;
drawresultscreen();
+ player_level_begin(&tux);
}
else
{
- player_dying(&tux);
-
+ player_dying(&tux);
+
/* No more lives!? */
if (tux.lives < 0)
{
drawendscreen();
- if (score > highscore)
+ if (score > hs_score)
save_hs(score);
unloadlevelgfx();
unloadlevelsong();
unloadshared();
+ arrays_free();
return(0);
} /* if (lives < 0) */
}
player_level_begin(&tux);
set_defaults();
loadlevel(¤t_level,"default",level);
+ arrays_free();
+ arrays_init();
activate_bad_guys();
unloadlevelgfx();
loadlevelgfx(¤t_level);
/* Handle bouncy distros: */
- for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
+ for (i = 0; i < num_bouncy_distros; i++)
{
bouncy_distro_action(&bouncy_distros[i]);
}
/* Handle broken bricks: */
- for (i = 0; i < NUM_BROKEN_BRICKS; i++)
+ for (i = 0; i < num_broken_bricks; i++)
{
broken_brick_action(&broken_bricks[i]);
}
/* Handle bouncy bricks: */
- for (i = 0; i < NUM_BOUNCY_BRICKS; i++)
+ for (i = 0; i < num_bouncy_bricks; i++)
{
bouncy_brick_action(&bouncy_bricks[i]);
}
/* Handle floating scores: */
- for (i = 0; i < NUM_FLOATING_SCORES; i++)
+ for (i = 0; i < num_floating_scores; i++)
{
floating_score_action(&floating_scores[i]);
}
/* Handle bullets: */
- for (i = 0; i < NUM_BULLETS; ++i)
+ for (i = 0; i < num_bullets; ++i)
{
bullet_action(&bullets[i]);
}
-
- /* Handle background timer: */
-
- if (super_bkgd_time)
- super_bkgd_time--;
-
-
/* Handle upgrades: */
- for (i = 0; i < NUM_UPGRADES; i++)
+ for (i = 0; i < num_upgrades; i++)
{
- upgrade_action(&upgrades[i]);
- } /* for (i = 0; i < NUM_UPGRADES; i++) */
+ upgrade_action(&upgrades[i]);
+ }
/* Handle bad guys: */
- for (i = 0; i < NUM_BAD_GUYS; i++)
+ for (i = 0; i < num_bad_guys; i++)
{
- badguy_action(&bad_guys[i]);
+ badguy_action(&bad_guys[i]);
}
/* Handle all possible collisions. */
/* --- GAME DRAW! --- */
-void game_draw()
+void game_draw(void)
{
- int x, y, i;
+ int x, y, i, s;
/* Draw screen: */
if (tux.dying && (frame % 4) == 0)
clearscreen(255, 255, 255);
+ else if(timer_check(&super_bkgd_timer))
+ texture_draw(&img_super_bkgd, 0, 0, NO_UPDATE);
else
{
- if (super_bkgd_time == 0)
- clearscreen(current_level.bkgd_red, current_level.bkgd_green, current_level.bkgd_blue);
+ /* Draw the real background */
+ if(current_level.bkgd_image[0] != '\0')
+ {
+ s = scroll_x / 30;
+ texture_draw_part(&img_bkgd,s,0,0,0,img_bkgd.w - s, img_bkgd.h, NO_UPDATE);
+ texture_draw_part(&img_bkgd,0,0,screen->w - s ,0,s,img_bkgd.h, NO_UPDATE);
+ }
else
- texture_draw(&img_super_bkgd, 0, 0, NO_UPDATE);
+ {
+ clearscreen(current_level.bkgd_red, current_level.bkgd_green, current_level.bkgd_blue);
+ }
}
/* Draw background: */
- for (y = 0; y < 15; y++)
+ for (y = 0; y < 15; ++y)
{
- for (x = 0; x < 21; x++)
+ for (x = 0; x < 21; ++x)
{
drawshape(x * 32 - ((int)scroll_x % 32), y * 32,
current_level.tiles[(int)y][(int)x + (int)(scroll_x / 32)]);
/* (Bouncy bricks): */
- for (i = 0; i < NUM_BOUNCY_BRICKS; i++)
+ for (i = 0; i < num_bouncy_bricks; ++i)
{
- bouncy_brick_draw(&bouncy_bricks[i]);
+ bouncy_brick_draw(&bouncy_bricks[i]);
}
/* (Bad guys): */
- for (i = 0; i < NUM_BAD_GUYS; i++)
+ for (i = 0; i < num_bad_guys; ++i)
{
- badguy_draw(&bad_guys[i]);
+ badguy_draw(&bad_guys[i]);
}
/* (Tux): */
-
+
player_draw(&tux);
/* (Bullets): */
- for (i = 0; i < NUM_BULLETS; i++)
+ for (i = 0; i < num_bullets; ++i)
{
- bullet_draw(&bullets[i]);
+ bullet_draw(&bullets[i]);
}
/* (Floating scores): */
- for (i = 0; i < NUM_FLOATING_SCORES; i++)
+ for (i = 0; i < num_floating_scores; ++i)
{
- floating_score_draw(&floating_scores[i]);
+ floating_score_draw(&floating_scores[i]);
}
/* (Upgrades): */
- for (i = 0; i < NUM_UPGRADES; i++)
+ for (i = 0; i < num_upgrades; ++i)
{
- upgrade_draw(&upgrades[i]);
+ upgrade_draw(&upgrades[i]);
}
/* (Bouncy distros): */
- for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
+ for (i = 0; i < num_bouncy_distros; ++i)
{
bouncy_distro_draw(&bouncy_distros[i]);
}
/* (Broken bricks): */
- for (i = 0; i < NUM_BROKEN_BRICKS; i++)
+ for (i = 0; i < num_broken_bricks; ++i)
{
- broken_brick_draw(&broken_bricks[i]);
+ broken_brick_draw(&broken_bricks[i]);
}
drawstatus();
if(game_pause)
- drawcenteredtext("PAUSE",230,letters_red, NO_UPDATE, 1);
+ text_drawf(&red_text, "PAUSE", 0, 230, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
if(show_menu)
done = drawmenu();
int gameloop(void)
{
- Uint32 last_time, now_time;
+ /*Uint32 last_time, now_time*/
+ int fps_cnt, jump;
+ timer_type fps_timer, frame_timer;
/* Clear screen: */
/* Init the game: */
+ arrays_init();
initmenu();
menumenu = MENU_GAME;
initgame();
loadshared();
set_defaults();
-
+
loadlevel(¤t_level,"default",level);
loadlevelgfx(¤t_level);
activate_bad_guys();
loadlevelsong();
- highscore = load_hs();
+ load_hs();
player_init(&tux);
-
+
levelintro();
start_timers();
-
+
/* --- MAIN GAME LOOP!!! --- */
+ jump = NO;
done = 0;
quit = 0;
frame = 0;
game_pause = 0;
-
+ timer_init(&fps_timer);
+ timer_init(&frame_timer);
+ fps_cnt = 0;
+
game_draw();
do
{
- last_time = SDL_GetTicks();
- frame++;
+ jump = NO;
+
+ /* Set the time the last update and the time of the current update */
+ last_update_time = update_time;
+ update_time = st_get_ticks();
+
+ /* Calculate the movement-factor */
+ frame_ratio = ((double)(update_time-last_update_time))/((double)FRAME_RATE);
+
+ if(!timer_check(&frame_timer))
+ {
+ timer_start(&frame_timer,25);
+ ++frame;
+ }
/* Handle events: */
tux.input.old_fire = tux.input.fire;
+ printf("%lf\n",frame_ratio);
+
game_event();
-
+
/* Handle actions: */
if(!game_pause && !show_menu)
}
else
SDL_Delay(50);
-
+
+ if(tux.input.down == DOWN)
+ SDL_Delay(30);
+
/*Draw the current scene to the screen */
+ /*If the machine running the game is too slow
+ skip the drawing of the frame (so the calculations are more precise and
+ the FPS aren't affected).*/
+ /*if( ! fps_fps < 50.0 )
+ game_draw();
+ else
+ jump = YES;*/ /*FIXME: Implement this tweak right.*/
game_draw();
/* Time stops in pause mode */
continue;
}
- /* Pause til next frame: */
+ /* Pause till next frame, if the machine running the game is too fast: */
+ /* FIXME: Works great for in OpenGl mode, where the CPU doesn't have to do that much. But
+ the results in SDL mode aren't perfect (thought the 100 FPS are reached), even on an AMD2500+. */
+ if(last_update_time >= update_time - 12 && jump != YES )
+ SDL_Delay(10);
- now_time = SDL_GetTicks();
- /*if (now_time < last_time + FPS)
- SDL_Delay(last_time + FPS - now_time);*/
- SDL_Delay(10);
/* Handle time: */
if (timer_check(&time_left))
{
- /* are we low on time ? */
- if ((timer_get_left(&time_left) < TIME_WARNING)
- && (current_music != HURRYUP_MUSIC))
- {
- current_music = HURRYUP_MUSIC;
- /* stop the others music, prepare to play the fast music */
- if (playing_music())
+ /* are we low on time ? */
+ if ((timer_get_left(&time_left) < TIME_WARNING)
+ && (current_music != HURRYUP_MUSIC))
{
- halt_music();
+ current_music = HURRYUP_MUSIC;
+ /* stop the others music, prepare to play the fast music */
+ if (playing_music())
+ {
+ halt_music();
+ }
}
- }
}
- else
- player_kill(&tux,KILL);
-
+ else
+ player_kill(&tux,KILL);
+
/* Keep playing the correct music: */
if (!playing_music())
{
- play_current_music();
+ play_current_music();
+ }
+
+ /* Calculate frames per second */
+ if(show_fps)
+ {
+ ++fps_cnt;
+ fps_fps = (1000.0 / (float)timer_get_gone(&fps_timer)) * (float)fps_cnt;
+
+ if(!timer_check(&fps_timer))
+ {
+ timer_start(&fps_timer,1000);
+ fps_cnt = 0;
+ }
}
-
}
while (!done && !quit);
unloadlevelgfx();
unloadlevelsong();
unloadshared();
+ arrays_free();
return(quit);
}
level_song = load_song(song_path);
free(song_path);
-
+
song_path = (char *) malloc(sizeof(char) * (strlen(DATA_PREFIX) +
strlen(current_level.song_title) + 8 + 5));
song_subtitle = strdup(current_level.song_title);
texture_load(&tux_right[0],DATA_PREFIX "/images/shared/tux-right-0.png", USE_ALPHA);
texture_load(&tux_right[1],DATA_PREFIX "/images/shared/tux-right-1.png", USE_ALPHA);
- texture_load(&tux_right[2],DATA_PREFIX "/images/shared/tux-right-2.png", USE_ALPHA);
+ texture_load(&tux_right[2],DATA_PREFIX "/images/shared/tux-right-2.png", USE_ALPHA);
texture_load(&tux_left[0],DATA_PREFIX "/images/shared/tux-left-0.png", USE_ALPHA);
texture_load(&tux_left[1],DATA_PREFIX "/images/shared/tux-left-1.png", USE_ALPHA);
- texture_load(&tux_left[2],DATA_PREFIX "/images/shared/tux-left-2.png", USE_ALPHA);
-
- texture_load(&firetux_right[0],DATA_PREFIX "/images/shared/firetux-right-0.png", USE_ALPHA);
- texture_load(&firetux_right[1],DATA_PREFIX "/images/shared/firetux-right-1.png", USE_ALPHA);
- texture_load(&firetux_right[2],DATA_PREFIX "/images/shared/firetux-right-2.png", USE_ALPHA);
+ texture_load(&tux_left[2],DATA_PREFIX "/images/shared/tux-left-2.png", USE_ALPHA);
- texture_load(&firetux_left[0],DATA_PREFIX "/images/shared/firetux-left-0.png", USE_ALPHA);
- texture_load(&firetux_left[1],DATA_PREFIX "/images/shared/firetux-left-1.png", USE_ALPHA);
- texture_load(&firetux_left[2],DATA_PREFIX "/images/shared/firetux-left-2.png", USE_ALPHA);
+ texture_load(&firetux_right[0],DATA_PREFIX "/images/shared/firetux-right-0.png", USE_ALPHA);
+ texture_load(&firetux_right[1],DATA_PREFIX "/images/shared/firetux-right-1.png", USE_ALPHA);
+ texture_load(&firetux_right[2],DATA_PREFIX "/images/shared/firetux-right-2.png", USE_ALPHA);
+
+ texture_load(&firetux_left[0],DATA_PREFIX "/images/shared/firetux-left-0.png", USE_ALPHA);
+ texture_load(&firetux_left[1],DATA_PREFIX "/images/shared/firetux-left-1.png", USE_ALPHA);
+ texture_load(&firetux_left[2],DATA_PREFIX "/images/shared/firetux-left-2.png", USE_ALPHA);
texture_load(&cape_right[0] ,DATA_PREFIX "/images/shared/cape-right-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&cape_right[1] ,DATA_PREFIX "/images/shared/cape-right-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&cape_left[0] ,DATA_PREFIX "/images/shared/cape-left-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&cape_left[1] ,DATA_PREFIX "/images/shared/cape-left-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_right[0] ,DATA_PREFIX "/images/shared/bigtux-right-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_right[1] ,DATA_PREFIX "/images/shared/bigtux-right-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_right[2] ,DATA_PREFIX "/images/shared/bigtux-right-2.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_right_jump ,DATA_PREFIX "/images/shared/bigtux-right-jump.png", USE_ALPHA);
texture_load(&bigtux_left[0] ,DATA_PREFIX "/images/shared/bigtux-left-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_left[1] ,DATA_PREFIX "/images/shared/bigtux-left-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_left[2] ,DATA_PREFIX "/images/shared/bigtux-left-2.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigtux_left_jump ,DATA_PREFIX "/images/shared/bigtux-left-jump.png", USE_ALPHA);
USE_ALPHA);
texture_load(&bigfiretux_right[0] ,DATA_PREFIX "/images/shared/bigfiretux-right-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigfiretux_right[1] ,DATA_PREFIX "/images/shared/bigfiretux-right-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigfiretux_right[2] ,DATA_PREFIX "/images/shared/bigfiretux-right-2.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigfiretux_right_jump ,DATA_PREFIX "/images/shared/bigfiretux-right-jump.png", USE_ALPHA);
texture_load(&bigfiretux_left[0] ,DATA_PREFIX "/images/shared/bigfiretux-left-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigfiretux_left[1] ,DATA_PREFIX "/images/shared/bigfiretux-left-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigfiretux_left[2] ,DATA_PREFIX "/images/shared/bigfiretux-left-2.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&bigfiretux_left_jump ,DATA_PREFIX "/images/shared/bigfiretux-left-jump.png", USE_ALPHA);
texture_load(&ducktux_right ,DATA_PREFIX
- "/images/shared/ducktux-right.png",
- USE_ALPHA);
+ "/images/shared/ducktux-right.png",
+ USE_ALPHA);
texture_load(&ducktux_left ,DATA_PREFIX
- "/images/shared/ducktux-left.png",
- USE_ALPHA);
+ "/images/shared/ducktux-left.png",
+ USE_ALPHA);
texture_load(&skidtux_right ,DATA_PREFIX
- "/images/shared/skidtux-right.png",
- USE_ALPHA);
+ "/images/shared/skidtux-right.png",
+ USE_ALPHA);
texture_load(&skidtux_left ,DATA_PREFIX
- "/images/shared/skidtux-left.png",
- USE_ALPHA);
+ "/images/shared/skidtux-left.png",
+ USE_ALPHA);
texture_load(&duckfiretux_right ,DATA_PREFIX
- "/images/shared/duckfiretux-right.png",
- USE_ALPHA);
+ "/images/shared/duckfiretux-right.png",
+ USE_ALPHA);
texture_load(&duckfiretux_left ,DATA_PREFIX
- "/images/shared/duckfiretux-left.png",
- USE_ALPHA);
+ "/images/shared/duckfiretux-left.png",
+ USE_ALPHA);
texture_load(&skidfiretux_right ,DATA_PREFIX
- "/images/shared/skidfiretux-right.png",
- USE_ALPHA);
+ "/images/shared/skidfiretux-right.png",
+ USE_ALPHA);
texture_load(&skidfiretux_left ,DATA_PREFIX
- "/images/shared/skidfiretux-left.png",
- USE_ALPHA);
+ "/images/shared/skidfiretux-left.png",
+ USE_ALPHA);
/* Boxes: */
texture_load(&img_box_full ,DATA_PREFIX "/images/shared/box-full.png",
- IGNORE_ALPHA);
+ IGNORE_ALPHA);
texture_load(&img_box_empty ,DATA_PREFIX "/images/shared/box-empty.png",
- IGNORE_ALPHA);
+ IGNORE_ALPHA);
/* Water: */
texture_load(&img_water ,DATA_PREFIX "/images/shared/water.png", IGNORE_ALPHA);
texture_load(&img_waves[0] ,DATA_PREFIX "/images/shared/waves-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_waves[1] ,DATA_PREFIX "/images/shared/waves-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_waves[2] ,DATA_PREFIX "/images/shared/waves-2.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Pole: */
texture_load(&img_pole ,DATA_PREFIX "/images/shared/pole.png", USE_ALPHA);
texture_load(&img_poletop ,DATA_PREFIX "/images/shared/poletop.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Flag: */
texture_load(&img_flag[0] ,DATA_PREFIX "/images/shared/flag-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_flag[1] ,DATA_PREFIX "/images/shared/flag-1.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Cloud: */
texture_load(&img_cloud[0][0] ,DATA_PREFIX "/images/shared/cloud-00.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[0][1] ,DATA_PREFIX "/images/shared/cloud-01.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[0][2] ,DATA_PREFIX "/images/shared/cloud-02.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[0][3] ,DATA_PREFIX "/images/shared/cloud-03.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[1][0] ,DATA_PREFIX "/images/shared/cloud-10.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[1][1] ,DATA_PREFIX "/images/shared/cloud-11.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[1][2] ,DATA_PREFIX "/images/shared/cloud-12.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_cloud[1][3] ,DATA_PREFIX "/images/shared/cloud-13.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Bad guys: */
/* (BSOD) */
texture_load(&img_bsod_left[0] ,DATA_PREFIX
- "/images/shared/bsod-left-0.png",
- USE_ALPHA);
+ "/images/shared/bsod-left-0.png",
+ USE_ALPHA);
texture_load(&img_bsod_left[1] ,DATA_PREFIX
- "/images/shared/bsod-left-1.png",
- USE_ALPHA);
+ "/images/shared/bsod-left-1.png",
+ USE_ALPHA);
texture_load(&img_bsod_left[2] ,DATA_PREFIX
- "/images/shared/bsod-left-2.png",
- USE_ALPHA);
+ "/images/shared/bsod-left-2.png",
+ USE_ALPHA);
texture_load(&img_bsod_left[3] ,DATA_PREFIX
- "/images/shared/bsod-left-3.png",
- USE_ALPHA);
+ "/images/shared/bsod-left-3.png",
+ USE_ALPHA);
texture_load(&img_bsod_right[0] ,DATA_PREFIX
- "/images/shared/bsod-right-0.png",
- USE_ALPHA);
+ "/images/shared/bsod-right-0.png",
+ USE_ALPHA);
texture_load(&img_bsod_right[1] ,DATA_PREFIX
- "/images/shared/bsod-right-1.png",
- USE_ALPHA);
+ "/images/shared/bsod-right-1.png",
+ USE_ALPHA);
texture_load(&img_bsod_right[2] ,DATA_PREFIX
- "/images/shared/bsod-right-2.png",
- USE_ALPHA);
+ "/images/shared/bsod-right-2.png",
+ USE_ALPHA);
texture_load(&img_bsod_right[3] ,DATA_PREFIX
- "/images/shared/bsod-right-3.png",
- USE_ALPHA);
+ "/images/shared/bsod-right-3.png",
+ USE_ALPHA);
texture_load(&img_bsod_squished_left ,DATA_PREFIX
- "/images/shared/bsod-squished-left.png",
- USE_ALPHA);
+ "/images/shared/bsod-squished-left.png",
+ USE_ALPHA);
texture_load(&img_bsod_squished_right ,DATA_PREFIX
- "/images/shared/bsod-squished-right.png",
- USE_ALPHA);
+ "/images/shared/bsod-squished-right.png",
+ USE_ALPHA);
texture_load(&img_bsod_falling_left ,DATA_PREFIX
- "/images/shared/bsod-falling-left.png",
- USE_ALPHA);
+ "/images/shared/bsod-falling-left.png",
+ USE_ALPHA);
texture_load(&img_bsod_falling_right ,DATA_PREFIX
- "/images/shared/bsod-falling-right.png",
- USE_ALPHA);
+ "/images/shared/bsod-falling-right.png",
+ USE_ALPHA);
/* (Laptop) */
texture_load(&img_laptop_left[0] ,DATA_PREFIX
- "/images/shared/laptop-left-0.png",
- USE_ALPHA);
+ "/images/shared/laptop-left-0.png",
+ USE_ALPHA);
texture_load(&img_laptop_left[1] ,DATA_PREFIX
- "/images/shared/laptop-left-1.png",
- USE_ALPHA);
+ "/images/shared/laptop-left-1.png",
+ USE_ALPHA);
texture_load(&img_laptop_left[2] ,DATA_PREFIX
- "/images/shared/laptop-left-2.png",
- USE_ALPHA);
+ "/images/shared/laptop-left-2.png",
+ USE_ALPHA);
texture_load(&img_laptop_right[0] ,DATA_PREFIX
- "/images/shared/laptop-right-0.png",
- USE_ALPHA);
+ "/images/shared/laptop-right-0.png",
+ USE_ALPHA);
texture_load(&img_laptop_right[1] ,DATA_PREFIX
- "/images/shared/laptop-right-1.png",
- USE_ALPHA);
+ "/images/shared/laptop-right-1.png",
+ USE_ALPHA);
texture_load(&img_laptop_right[2] ,DATA_PREFIX
- "/images/shared/laptop-right-2.png",
- USE_ALPHA);
+ "/images/shared/laptop-right-2.png",
+ USE_ALPHA);
texture_load(&img_laptop_flat_left ,DATA_PREFIX
- "/images/shared/laptop-flat-left.png",
- USE_ALPHA);
+ "/images/shared/laptop-flat-left.png",
+ USE_ALPHA);
texture_load(&img_laptop_flat_right ,DATA_PREFIX
- "/images/shared/laptop-flat-right.png",
- USE_ALPHA);
+ "/images/shared/laptop-flat-right.png",
+ USE_ALPHA);
texture_load(&img_laptop_falling_left ,DATA_PREFIX
"/images/shared/laptop-falling-left.png",
/* (Money) */
texture_load(&img_money_left[0] ,DATA_PREFIX
- "/images/shared/bag-left-0.png",
- USE_ALPHA);
+ "/images/shared/bag-left-0.png",
+ USE_ALPHA);
texture_load(&img_money_left[1] ,DATA_PREFIX
- "/images/shared/bag-left-1.png",
- USE_ALPHA);
+ "/images/shared/bag-left-1.png",
+ USE_ALPHA);
texture_load(&img_money_right[0] ,DATA_PREFIX
- "/images/shared/bag-right-0.png",
- USE_ALPHA);
+ "/images/shared/bag-right-0.png",
+ USE_ALPHA);
texture_load(&img_money_right[1] ,DATA_PREFIX
- "/images/shared/bag-right-1.png",
- USE_ALPHA);
+ "/images/shared/bag-right-1.png",
+ USE_ALPHA);
texture_load(&img_bullet ,DATA_PREFIX "/images/shared/bullet.png", USE_ALPHA);
texture_load(&img_red_glow ,DATA_PREFIX "/images/shared/red-glow.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Distros: */
texture_load(&img_distro[0] ,DATA_PREFIX "/images/shared/distro-0.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_distro[1] ,DATA_PREFIX "/images/shared/distro-1.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_distro[2] ,DATA_PREFIX "/images/shared/distro-2.png",
- USE_ALPHA);
+ USE_ALPHA);
texture_load(&img_distro[3] ,DATA_PREFIX "/images/shared/distro-3.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Tux life: */
texture_load(&tux_life ,DATA_PREFIX "/images/shared/tux-life.png",
- USE_ALPHA);
+ USE_ALPHA);
/* Herring: */
/* Super background: */
texture_load(&img_super_bkgd ,DATA_PREFIX "/images/shared/super-bkgd.png",
- IGNORE_ALPHA);
+ IGNORE_ALPHA);
/* Sound effects: */
else if (c >= 'c' && c <= 'f')
texture_draw(&img_cloud[1][c - 'c'], x, y, NO_UPDATE);
else if (c >= 'G' && c <= 'J')
- texture_draw(&img_bkgd[0][c - 'G'], x, y, NO_UPDATE);
+ texture_draw(&img_bkgd_tile[0][c - 'G'], x, y, NO_UPDATE);
else if (c >= 'g' && c <= 'j')
- texture_draw(&img_bkgd[1][c - 'g'], x, y, NO_UPDATE);
+ texture_draw(&img_bkgd_tile[1][c - 'g'], x, y, NO_UPDATE);
else if (c == '#')
texture_draw(&img_solid[0], x, y, NO_UPDATE);
else if (c == '[')
texture_draw(&img_solid[3], x, y, NO_UPDATE);
else if (c == '$')
{
-
+
z = (frame / 2) % 6;
if (z < 4)
xx = ((int)x / 32);
if (yy >= 0 && yy < 15 && xx >= 0 && xx <= current_level.width)
- {
- c = current_level.tiles[yy][xx];
+ {
+ c = current_level.tiles[yy][xx];
}
else
c = '.';
-
+
return(c);
}
/* Bad guys: */
- for (i = 0; i < NUM_BAD_GUYS; i++)
+ for (i = 0; i < num_bad_guys; i++)
{
- if (bad_guys[i].alive &&
- bad_guys[i].x >= x - 32 && bad_guys[i].x <= x + 32 &&
- bad_guys[i].y >= y - 16 && bad_guys[i].y <= y + 16)
+ if (bad_guys[i].base.alive &&
+ bad_guys[i].base.x >= x - 32 && bad_guys[i].base.x <= x + 32 &&
+ bad_guys[i].base.y >= y - 16 && bad_guys[i].base.y <= y + 16)
{
if (bad_guys[i].kind == BAD_BSOD ||
bad_guys[i].kind == BAD_LAPTOP)
{
bad_guys[i].dying = FALLING;
- bad_guys[i].ym = -8;
+ bad_guys[i].base.ym = -8;
play_sound(sounds[SND_FALL], SOUND_CENTER_SPEAKER);
}
}
/* Upgrades: */
- for (i = 0; i < NUM_UPGRADES; i++)
+ for (i = 0; i < num_upgrades; i++)
{
- if (upgrades[i].alive && upgrades[i].height == 32 &&
- upgrades[i].x >= x - 32 && upgrades[i].x <= x + 32 &&
- upgrades[i].y >= y - 16 && upgrades[i].y <= y + 16)
+ if (upgrades[i].base.alive && 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].xm = -upgrades[i].xm;
- upgrades[i].ym = -8;
+ upgrades[i].base.xm = -upgrades[i].base.xm;
+ upgrades[i].base.ym = -8;
play_sound(sounds[SND_BUMP_UPGRADE], SOUND_CENTER_SPEAKER);
}
}
}
-
-/* Add an upgrade: */
-
-void add_upgrade(float x, float y, int kind)
-{
- int i, found;
-
- found = -1;
-
- for (i = 0; i < NUM_UPGRADES && found == -1; i++)
- {
- if (!upgrades[i].alive)
- found = i;
- }
-
- if (found != -1)
- {
- upgrades[found].alive = YES;
- upgrades[found].kind = kind;
- upgrades[found].x = x;
- upgrades[found].y = y;
- upgrades[found].xm = 2;
- upgrades[found].ym = -2;
- upgrades[found].height = 0;
- }
-}
-
-/* Add a bullet: */
-
-void add_bullet(float x, float y, float xm, int dir)
-{
- int i, found;
-
- printf("X: %f Y: %f -- YOOYOYOYO\n",x,y);
-
- found = -1;
-
- for (i = 0; i < NUM_BULLETS && found == -1; i++)
- {
- if (!bullets[i].alive)
- found = i;
- }
-
- if (found != -1)
- {
- bullets[found].alive = YES;
-
- if (dir == RIGHT)
- {
- bullets[found].x = x + 32;
- bullets[found].xm = BULLET_XM + xm;
- }
- else
- {
- bullets[found].x = x;
- bullets[found].xm = -BULLET_XM + xm;
- }
-
- bullets[found].y = y;
- bullets[found].ym = BULLET_STARTING_YM;
-
- play_sound(sounds[SND_SHOOT], SOUND_CENTER_SPEAKER);
- }
-}
-
-
/* (Status): */
void drawstatus(void)
{
-int i;
+ int i;
sprintf(str, "%d", score);
- drawtext("SCORE", 0, 0, letters_blue, NO_UPDATE, 1);
- drawtext(str, 96, 0, letters_gold, NO_UPDATE, 1);
-
- sprintf(str, "%d", highscore);
- drawtext("HIGH", 0, 20, letters_blue, NO_UPDATE, 1);
- drawtext(str, 96, 20, letters_gold, NO_UPDATE, 1);
+ text_draw(&blue_text, "SCORE", 0, 0, 1, NO_UPDATE);
+ text_draw(&gold_text, str, 96, 0, 1, NO_UPDATE);
+ sprintf(str, "%d", hs_score);
+ text_draw(&blue_text, "HIGH", 0, 20, 1, NO_UPDATE);
+ text_draw(&gold_text, str, 96, 20, 1, NO_UPDATE);
+
if (timer_get_left(&time_left) > TIME_WARNING || (frame % 10) < 5)
{
sprintf(str, "%d", timer_get_left(&time_left) / 1000 );
- drawtext("TIME", 224, 0, letters_blue, NO_UPDATE, 1);
- drawtext(str, 304, 0, letters_gold, NO_UPDATE, 1);
+ text_draw(&blue_text, "TIME", 224, 0, 1, NO_UPDATE);
+ text_draw(&gold_text, str, 304, 0, 1, NO_UPDATE);
}
sprintf(str, "%d", distros);
- drawtext("DISTROS", screen->h, 0, letters_blue, NO_UPDATE, 1);
- drawtext(str, 608, 0, letters_gold, NO_UPDATE, 1);
+ text_draw(&blue_text, "DISTROS", screen->h, 0, 1, NO_UPDATE);
+ text_draw(&gold_text, str, 608, 0, 1, NO_UPDATE);
+
+ text_draw(&blue_text, "LIVES", screen->h, 20, 1, NO_UPDATE);
- drawtext("LIVES", screen->h, 20, letters_blue, NO_UPDATE, 1);
+ if(show_fps)
+ {
+ sprintf(str, "%f", fps_fps);
+ text_draw(&blue_text, "FPS", screen->h, 40, 1, NO_UPDATE);
+ text_draw(&blue_text, str, screen->h + 60, 40, 1, NO_UPDATE);
+ }
for(i=0; i < tux.lives; ++i)
{
clearscreen(0, 0, 0);
- drawcenteredtext("GAMEOVER", 200, letters_red, NO_UPDATE, 1);
+ text_drawf(&blue_text, "GAMEOVER", 0, 200, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
sprintf(str, "SCORE: %d", score);
- drawcenteredtext(str, 224, letters_gold, NO_UPDATE, 1);
+ text_drawf(&gold_text, str, 0, 224, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
sprintf(str, "DISTROS: %d", distros);
- drawcenteredtext(str, 256, letters_blue, NO_UPDATE, 1);
+ text_drawf(&gold_text, str, 0, 256, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
flipscreen();
SDL_Delay(2000);
clearscreen(0, 0, 0);
- drawcenteredtext("Result:", 200, letters_red, NO_UPDATE, 1);
+ text_drawf(&red_text, "Result:", 0, 200, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
sprintf(str, "SCORE: %d", score);
- drawcenteredtext(str, 224, letters_gold, NO_UPDATE, 1);
+ text_drawf(&gold_text, str, 0, 224, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
sprintf(str, "DISTROS: %d", distros);
- drawcenteredtext(str, 256, letters_blue, NO_UPDATE, 1);
+ text_drawf(&gold_text, str, 0, 256, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
flipscreen();
SDL_Delay(2000);
fwrite(&level,4,1,fi);
fwrite(&score,4,1,fi);
fwrite(&distros,4,1,fi);
- fwrite(&tux.x,4,1,fi);
- fwrite(&tux.y,4,1,fi);
+ fwrite(&tux.base.x,4,1,fi);
+ fwrite(&tux.base.y,4,1,fi);
fwrite(&scroll_x,4,1,fi);
fwrite(¤t_level.time_left,4,1,fi);
}
}
else
{
- player_level_begin(&tux);
+ player_level_begin(&tux);
set_defaults();
loadlevel(¤t_level,"default",level);
+ arrays_free();
+ arrays_init();
activate_bad_guys();
unloadlevelgfx();
loadlevelgfx(¤t_level);
fread(&level,4,1,fi);
fread(&score,4,1,fi);
fread(&distros,4,1,fi);
- fread(&tux.x,4,1,fi);
- fread(&tux.y,4,1,fi);
+ fread(&tux.base.x,4,1,fi);
+ fread(&tux.base.y,4,1,fi);
fread(&scroll_x,4,1,fi);
fread(¤t_level.time_left,4,1,fi);
fclose(fi);