2 // C Implementation: level
7 // Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2003
9 // Copyright: See COPYING file that comes with this distribution
23 #include "lispreader.h"
27 texture_type img_bkgd, img_bkgd_tile[2][4], img_solid[4], img_brick[2];
29 st_subset::st_subset()
34 void st_subset::create(const std::string& subset_name)
38 new_subset.name = subset_name;
39 new_subset.title = "Unknown Title";
40 new_subset.description = "No description so far.";
42 level_default(&new_lev);
43 level_save(&new_lev,subset_name.c_str(),1);
46 void st_subset::parse (lisp_object_t* cursor)
48 while(!lisp_nil_p(cursor))
50 lisp_object_t* cur = lisp_car(cursor);
53 if (!lisp_cons_p(cur) || !lisp_symbol_p (lisp_car(cur)))
59 if (strcmp(lisp_symbol(lisp_car(cur)), "title") == 0)
61 if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
66 else if (strcmp(lisp_symbol(lisp_car(cur)), "description") == 0)
68 if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
74 cursor = lisp_cdr (cursor);
78 void st_subset::load(char *subset)
84 lisp_object_t* root_obj = 0;
88 snprintf(filename, 1024, "%s/levels/%s/info", st_dir, subset);
89 if(!faccessible(filename))
90 snprintf(filename, 1024, "%s/levels/%s/info", datadir.c_str(), subset);
91 if(faccessible(filename))
93 fi = fopen(filename, "r");
99 lisp_stream_init_file (&stream, fi);
100 root_obj = lisp_read (&stream);
102 if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
104 printf("World: Parse Error in file %s", filename);
107 lisp_object_t* cur = lisp_car(root_obj);
109 if (!lisp_symbol_p (cur))
111 printf("World: Read error in %s",filename);
114 if (strcmp(lisp_symbol(cur), "supertux-level-subset") == 0)
116 parse(lisp_cdr(root_obj));
122 snprintf(str, 1024, "%s.png", filename);
125 texture_load(&image,str,IGNORE_ALPHA);
129 snprintf(filename, 1024, "%s/images/status/level-subset-info.png", datadir.c_str());
130 texture_load(&image,filename,IGNORE_ALPHA);
134 for(i=1; i != -1; ++i)
136 /* Get the number of levels in this subset */
137 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset,i);
138 if(!faccessible(filename))
140 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset,i);
141 if(!faccessible(filename))
148 void st_subset::save()
153 /* Save data file: */
154 filename = "/levels/" + name + "/";
156 fcreatedir(filename.c_str());
157 filename = string(st_dir) + "/levels/" + name + "/info";
158 if(!fwriteable(filename.c_str()))
159 filename = datadir + "/levels/" + name + "/info";
160 if(fwriteable(filename.c_str()))
162 fi = fopen(filename.c_str(), "w");
165 perror(filename.c_str());
169 fprintf(fi,";SuperTux-Level-Subset\n");
170 fprintf(fi,"(supertux-level-subset\n");
172 /* Save title info: */
173 fprintf(fi," (title \"%s\")\n", title.c_str());
175 /* Save the description: */
176 fprintf(fi," (description \"%s\")\n", description.c_str());
184 void st_subset::free()
189 texture_free(&image);
193 void level_default(st_level* plevel)
196 plevel->name = "UnNamed";
197 plevel->theme = "antarctica";
198 plevel->song_title = "Mortimers_chipdisko.mod";
199 plevel->bkgd_image = "arctis.png";
201 plevel->time_left = 100;
202 plevel->gravity = 10.;
203 plevel->bkgd_red = 0;
204 plevel->bkgd_green = 0;
205 plevel->bkgd_blue = 0;
207 for(i = 0; i < 15; ++i)
209 plevel->ia_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
210 plevel->ia_tiles[i][plevel->width] = (unsigned int) '\0';
211 for(y = 0; y < plevel->width; ++y)
212 plevel->ia_tiles[i][y] = (unsigned int) '.';
213 plevel->ia_tiles[i][plevel->width] = (unsigned int) '\0';
215 plevel->bg_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
216 plevel->bg_tiles[i][plevel->width] = (unsigned int) '\0';
217 for(y = 0; y < plevel->width; ++y)
218 plevel->bg_tiles[i][y] = (unsigned int) '.';
219 plevel->bg_tiles[i][plevel->width] = (unsigned int) '\0';
221 plevel->fg_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
222 plevel->fg_tiles[i][plevel->width] = (unsigned int) '\0';
223 for(y = 0; y < plevel->width; ++y)
224 plevel->fg_tiles[i][y] = (unsigned int) '.';
225 plevel->fg_tiles[i][plevel->width] = (unsigned int) '\0';
227 plevel->dn_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
228 plevel->dn_tiles[i][plevel->width] = (unsigned int) '\0';
229 for(y = 0; y < plevel->width; ++y)
230 plevel->dn_tiles[i][y] = (unsigned int) '.';
231 plevel->dn_tiles[i][plevel->width] = (unsigned int) '\0';
235 /* Load data for this level: */
236 /* Returns -1, if the loading of the level failed. */
237 int level_load(st_level* plevel, const char *subset, int level)
241 /* Load data file: */
243 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset, level);
244 if(!faccessible(filename))
245 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset, level);
247 return level_load(plevel, filename);
250 int level_load(st_level* plevel, const char* filename)
253 lisp_object_t* root_obj = 0;
254 fi = fopen(filename, "r");
261 lisp_stream_t stream;
262 lisp_stream_init_file (&stream, fi);
263 root_obj = lisp_read (&stream);
265 if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
267 printf("World: Parse Error in file %s", filename);
276 if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-level") == 0)
278 LispReader reader(lisp_cdr(root_obj));
280 reader.read_int("version", &version);
281 reader.read_int("width", &plevel->width);
282 reader.read_int("time", &plevel->time_left);
283 reader.read_int("bkgd_red", &plevel->bkgd_red);
284 reader.read_int("bkgd_green", &plevel->bkgd_green);
285 reader.read_int("bkgd_blue", &plevel->bkgd_blue);
286 reader.read_float("gravity", &plevel->gravity);
287 reader.read_string("name", &plevel->name);
288 reader.read_string("theme", &plevel->theme);
289 reader.read_string("music", &plevel->song_title);
290 reader.read_string("background", &plevel->bkgd_image);
291 reader.read_string("particle_system", &plevel->particle_system);
292 reader.read_int_vector("background-tm", &bg_tm);
294 if (!reader.read_int_vector("interactive-tm", &ia_tm))
295 reader.read_int_vector("tilemap", &ia_tm);
297 reader.read_int_vector("dynamic-tm", &dn_tm);
298 reader.read_int_vector("foreground-tm", &fg_tm);
300 // Convert old levels to the new tile numbers
304 transtable[(int)'.'] = 0;
305 transtable[(int)'0'] = 0;
306 transtable[(int)'1'] = 1;
307 transtable[(int)'2'] = 2;
308 transtable[(int)'x'] = 77;
309 transtable[(int)'X'] = 77;
310 transtable[(int)'y'] = 78;
311 transtable[(int)'Y'] = 78;
312 transtable[(int)'A'] = 83;
313 transtable[(int)'B'] = 102;
314 transtable[(int)'!'] = 103;
315 transtable[(int)'a'] = 84;
316 transtable[(int)'C'] = 85;
317 transtable[(int)'D'] = 86;
318 transtable[(int)'E'] = 87;
319 transtable[(int)'F'] = 88;
320 transtable[(int)'c'] = 89;
321 transtable[(int)'d'] = 90;
322 transtable[(int)'e'] = 91;
323 transtable[(int)'f'] = 92;
325 transtable[(int)'G'] = 93;
326 transtable[(int)'H'] = 94;
327 transtable[(int)'I'] = 95;
328 transtable[(int)'J'] = 96;
330 transtable[(int)'g'] = 97;
331 transtable[(int)'h'] = 98;
332 transtable[(int)'i'] = 99;
333 transtable[(int)'j'] = 100
335 transtable[(int)'#'] = 11;
336 transtable[(int)'['] = 13;
337 transtable[(int)'='] = 14;
338 transtable[(int)']'] = 15;
339 transtable[(int)'$'] = 82;
340 transtable[(int)'^'] = 76;
341 transtable[(int)'*'] = 80;
342 transtable[(int)'|'] = 79;
343 transtable[(int)'\\'] = 81;
344 transtable[(int)'&'] = 75;
346 for(std::vector<int>::iterator i = ia_tm.begin(); i != ia_tm.end(); ++i)
350 puts("Error: Value to high, conversion will fail");
354 for(int i = 0; i < 15; ++i)
356 plevel->dn_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
357 plevel->ia_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
358 plevel->bg_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
359 plevel->fg_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
364 for(vector<int>::iterator it = ia_tm.begin(); it != ia_tm.end(); ++it, ++i)
366 plevel->ia_tiles[j][i] = (*it);
367 if(i == plevel->width - 1)
375 for(vector<int>::iterator it = dn_tm.begin(); it != dn_tm.end(); ++it, ++i)
378 plevel->dn_tiles[j][i] = (*it);
379 if(i == plevel->width - 1)
387 for(vector<int>::iterator it = bg_tm.begin(); it != bg_tm.end(); ++it, ++i)
390 plevel->bg_tiles[j][i] = (*it);
391 if(i == plevel->width - 1)
399 for(vector<int>::iterator it = fg_tm.begin(); it != fg_tm.end(); ++it, ++i)
402 plevel->fg_tiles[j][i] = (*it);
403 if(i == plevel->width - 1)
410 /* Set the global gravity to the latest loaded level's gravity */
411 gravity = plevel->gravity;
413 /* Mark the end position of this level! - Is a bit wrong here thought * /
415 for (y = 0; y < 15; ++y)
417 for (x = 0; x < plevel->width; ++x)
419 if(plevel->tiles[y][x] == '|')
431 /* Save data for level: */
433 void level_save(st_level* plevel,const char * subset, int level)
440 /* Save data file: */
441 sprintf(str, "/levels/%s/", subset);
443 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset, level);
444 if(!fwriteable(filename))
445 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset, level);
447 fi = fopen(filename, "w");
457 fprintf(fi,";SuperTux-Level\n");
458 fprintf(fi,"(supertux-level\n");
460 fprintf(fi," (version %d)\n", 1);
461 fprintf(fi," (name \"%s\")\n", plevel->name.c_str());
462 fprintf(fi," (theme \"%s\")\n", plevel->theme.c_str());
463 fprintf(fi," (music \"%s\")\n", plevel->song_title.c_str());
464 fprintf(fi," (background \"%s\")\n", plevel->bkgd_image.c_str());
465 fprintf(fi," (particle_system \"%s\")\n", plevel->particle_system.c_str());
466 fprintf(fi," (bkgd_red %d)\n", plevel->bkgd_red);
467 fprintf(fi," (bkgd_green %d)\n", plevel->bkgd_green);
468 fprintf(fi," (bkgd_blue %d)\n", plevel->bkgd_blue);
469 fprintf(fi," (time %d)\n", plevel->time_left);
470 fprintf(fi," (width %d)\n", plevel->width);
471 fprintf(fi," (gravity %2.1f)\n", plevel->gravity);
472 fprintf(fi," (background-tm ");
474 for(y = 0; y < 15; ++y)
476 for(i = 0; i < plevel->width; ++i)
477 fprintf(fi," %d ", plevel->bg_tiles[y][i]);
481 fprintf(fi," (interactive-tm ");
483 for(y = 0; y < 15; ++y)
485 for(i = 0; i < plevel->width; ++i)
486 fprintf(fi," %d ", plevel->ia_tiles[y][i]);
490 fprintf(fi," (dynamic-tm ");
492 for(y = 0; y < 15; ++y)
494 for(i = 0; i < plevel->width; ++i)
495 fprintf(fi," %d ", plevel->dn_tiles[y][i]);
499 fprintf(fi," (foreground-tm ");
501 for(y = 0; y < 15; ++y)
503 for(i = 0; i < plevel->width; ++i)
504 fprintf(fi," %d ", plevel->fg_tiles[y][i]);
514 /* Unload data for this level: */
516 void level_free(st_level* plevel)
519 for(i=0; i < 15; ++i)
520 free(plevel->bg_tiles[i]);
521 for(i=0; i < 15; ++i)
522 free(plevel->ia_tiles[i]);
523 for(i=0; i < 15; ++i)
524 free(plevel->dn_tiles[i]);
525 for(i=0; i < 15; ++i)
526 free(plevel->fg_tiles[i]);
528 plevel->name.clear();
529 plevel->theme.clear();
530 plevel->song_title.clear();
531 plevel->bkgd_image.clear();
536 void level_load_gfx(st_level *plevel)
538 level_load_image(&img_brick[0],plevel->theme,"brick0.png", IGNORE_ALPHA);
539 level_load_image(&img_brick[1],plevel->theme,"brick1.png", IGNORE_ALPHA);
541 level_load_image(&img_solid[0],plevel->theme,"solid0.png", USE_ALPHA);
542 level_load_image(&img_solid[1],plevel->theme,"solid1.png", USE_ALPHA);
543 level_load_image(&img_solid[2],plevel->theme,"solid2.png", USE_ALPHA);
544 level_load_image(&img_solid[3],plevel->theme,"solid3.png", USE_ALPHA);
546 level_load_image(&img_bkgd_tile[0][0],plevel->theme,"bkgd-00.png", USE_ALPHA);
547 level_load_image(&img_bkgd_tile[0][1],plevel->theme,"bkgd-01.png", USE_ALPHA);
548 level_load_image(&img_bkgd_tile[0][2],plevel->theme,"bkgd-02.png", USE_ALPHA);
549 level_load_image(&img_bkgd_tile[0][3],plevel->theme,"bkgd-03.png", USE_ALPHA);
551 level_load_image(&img_bkgd_tile[1][0],plevel->theme,"bkgd-10.png", USE_ALPHA);
552 level_load_image(&img_bkgd_tile[1][1],plevel->theme,"bkgd-11.png", USE_ALPHA);
553 level_load_image(&img_bkgd_tile[1][2],plevel->theme,"bkgd-12.png", USE_ALPHA);
554 level_load_image(&img_bkgd_tile[1][3],plevel->theme,"bkgd-13.png", USE_ALPHA);
556 if(!plevel->bkgd_image.empty())
559 snprintf(fname, 1024, "%s/background/%s", st_dir, plevel->bkgd_image.c_str());
560 if(!faccessible(fname))
561 snprintf(fname, 1024, "%s/images/background/%s", datadir.c_str(), plevel->bkgd_image.c_str());
562 texture_load(&img_bkgd, fname, IGNORE_ALPHA);
566 /* Quick hack to make sure an image is loaded, when we are freeing it afterwards. */#
567 level_load_image(&img_bkgd, plevel->theme,"solid0.png", IGNORE_ALPHA);
571 /* Free graphics data for this level: */
573 void level_free_gfx(void)
577 for (i = 0; i < 2; i++)
579 texture_free(&img_brick[i]);
581 for (i = 0; i < 4; i++)
583 texture_free(&img_solid[i]);
584 texture_free(&img_bkgd_tile[0][i]);
585 texture_free(&img_bkgd_tile[1][i]);
588 texture_free(&img_bkgd);
591 /* Load a level-specific graphic... */
593 void level_load_image(texture_type* ptexture, string theme,const char * file, int use_alpha)
597 snprintf(fname, 1024, "%s/themes/%s/%s", st_dir, theme.c_str(), file);
598 if(!faccessible(fname))
599 snprintf(fname, 1024, "%s/images/themes/%s/%s", datadir.c_str(), theme.c_str(), file);
601 texture_load(ptexture, fname, use_alpha);
604 void tilemap_change_size(unsigned int** tilemap[15], int w, int old_w)
607 for(y = 0; y < 15; ++y)
609 *tilemap[y] = (unsigned int*) realloc(*tilemap[y],(w+1)*sizeof(unsigned int));
611 for(j = 0; j < w - old_w; ++j)
612 *tilemap[y][old_w+j] = 0;
617 /* Change the size of a level (width) */
618 void level_change_size (st_level* plevel, int new_width)
622 tilemap_change_size((unsigned int***)&plevel->ia_tiles,new_width,plevel->width);
623 tilemap_change_size((unsigned int***)&plevel->dn_tiles,new_width,plevel->width);
624 tilemap_change_size((unsigned int***)&plevel->bg_tiles,new_width,plevel->width);
625 tilemap_change_size((unsigned int***)&plevel->fg_tiles,new_width,plevel->width);
626 plevel->width = new_width;
630 /* Edit a piece of the map! */
632 void level_change(st_level* plevel, float x, float y, int tm, unsigned int c)
639 if (yy >= 0 && yy < 15 && xx >= 0 && xx <= plevel->width)
644 plevel->bg_tiles[yy][xx] = c;
646 plevel->ia_tiles[yy][xx] = c;
648 plevel->dn_tiles[yy][xx] = c;
650 plevel->fg_tiles[yy][xx] = c;
655 /* Free music data for this level: */
657 void level_free_song(void)
659 free_music(level_song);
660 free_music(level_song_fast);
665 void level_load_song(st_level* plevel)
669 char * song_subtitle;
671 level_song = load_song(datadir + "/music/" + plevel->song_title);
673 song_path = (char *) malloc(sizeof(char) * datadir.length() +
674 strlen(plevel->song_title.c_str()) + 8 + 5);
675 song_subtitle = strdup(plevel->song_title.c_str());
676 strcpy(strstr(song_subtitle, "."), "\0");
677 sprintf(song_path, "%s/music/%s-fast%s", datadir.c_str(), song_subtitle, strstr(plevel->song_title.c_str(), "."));
678 level_song_fast = load_song(song_path);