2 // C Implementation: level
7 // Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2003
9 // Copyright: See COPYING file that comes with this distribution
24 #include "lispreader.h"
28 texture_type img_bkgd, img_bkgd_tile[2][4], img_solid[4], img_brick[2];
30 st_subset::st_subset()
35 void st_subset::create(const std::string& subset_name)
39 new_subset.name = subset_name;
40 new_subset.title = "Unknown Title";
41 new_subset.description = "No description so far.";
43 level_default(&new_lev);
44 level_save(&new_lev,subset_name.c_str(),1);
47 void st_subset::parse (lisp_object_t* cursor)
49 while(!lisp_nil_p(cursor))
51 lisp_object_t* cur = lisp_car(cursor);
54 if (!lisp_cons_p(cur) || !lisp_symbol_p (lisp_car(cur)))
60 if (strcmp(lisp_symbol(lisp_car(cur)), "title") == 0)
62 if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
67 else if (strcmp(lisp_symbol(lisp_car(cur)), "description") == 0)
69 if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
75 cursor = lisp_cdr (cursor);
79 void st_subset::load(char *subset)
85 lisp_object_t* root_obj = 0;
89 snprintf(filename, 1024, "%s/levels/%s/info", st_dir, subset);
90 if(!faccessible(filename))
91 snprintf(filename, 1024, "%s/levels/%s/info", datadir.c_str(), subset);
92 if(faccessible(filename))
94 fi = fopen(filename, "r");
100 lisp_stream_init_file (&stream, fi);
101 root_obj = lisp_read (&stream);
103 if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
105 printf("World: Parse Error in file %s", filename);
108 lisp_object_t* cur = lisp_car(root_obj);
110 if (!lisp_symbol_p (cur))
112 printf("World: Read error in %s",filename);
115 if (strcmp(lisp_symbol(cur), "supertux-level-subset") == 0)
117 parse(lisp_cdr(root_obj));
123 snprintf(str, 1024, "%s.png", filename);
126 texture_load(&image,str,IGNORE_ALPHA);
130 snprintf(filename, 1024, "%s/images/status/level-subset-info.png", datadir.c_str());
131 texture_load(&image,filename,IGNORE_ALPHA);
135 for(i=1; i != -1; ++i)
137 /* Get the number of levels in this subset */
138 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset,i);
139 if(!faccessible(filename))
141 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset,i);
142 if(!faccessible(filename))
149 void st_subset::save()
154 /* Save data file: */
155 filename = "/levels/" + name + "/";
157 fcreatedir(filename.c_str());
158 filename = string(st_dir) + "/levels/" + name + "/info";
159 if(!fwriteable(filename.c_str()))
160 filename = datadir + "/levels/" + name + "/info";
161 if(fwriteable(filename.c_str()))
163 fi = fopen(filename.c_str(), "w");
166 perror(filename.c_str());
170 fprintf(fi,";SuperTux-Level-Subset\n");
171 fprintf(fi,"(supertux-level-subset\n");
173 /* Save title info: */
174 fprintf(fi," (title \"%s\")\n", title.c_str());
176 /* Save the description: */
177 fprintf(fi," (description \"%s\")\n", description.c_str());
185 void st_subset::free()
190 texture_free(&image);
194 void level_default(st_level* plevel)
197 plevel->name = "UnNamed";
198 plevel->theme = "antarctica";
199 plevel->song_title = "Mortimers_chipdisko.mod";
200 plevel->bkgd_image = "arctis.png";
202 plevel->time_left = 100;
203 plevel->gravity = 10.;
204 plevel->bkgd_red = 0;
205 plevel->bkgd_green = 0;
206 plevel->bkgd_blue = 0;
208 for(i = 0; i < 15; ++i)
210 plevel->ia_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
211 plevel->ia_tiles[i][plevel->width] = (unsigned int) '\0';
212 for(y = 0; y < plevel->width; ++y)
213 plevel->ia_tiles[i][y] = (unsigned int) '.';
214 plevel->ia_tiles[i][plevel->width] = (unsigned int) '\0';
216 plevel->bg_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
217 plevel->bg_tiles[i][plevel->width] = (unsigned int) '\0';
218 for(y = 0; y < plevel->width; ++y)
219 plevel->bg_tiles[i][y] = (unsigned int) '.';
220 plevel->bg_tiles[i][plevel->width] = (unsigned int) '\0';
222 plevel->fg_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
223 plevel->fg_tiles[i][plevel->width] = (unsigned int) '\0';
224 for(y = 0; y < plevel->width; ++y)
225 plevel->fg_tiles[i][y] = (unsigned int) '.';
226 plevel->fg_tiles[i][plevel->width] = (unsigned int) '\0';
230 /* Load data for this level: */
231 /* Returns -1, if the loading of the level failed. */
232 int level_load(st_level* plevel, const char *subset, int level)
236 /* Load data file: */
238 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset, level);
239 if(!faccessible(filename))
240 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset, level);
242 return level_load(plevel, filename);
245 int level_load(st_level* plevel, const char* filename)
248 lisp_object_t* root_obj = 0;
249 fi = fopen(filename, "r");
256 lisp_stream_t stream;
257 lisp_stream_init_file (&stream, fi);
258 root_obj = lisp_read (&stream);
260 if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
262 printf("World: Parse Error in file %s", filename);
270 if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-level") == 0)
272 LispReader reader(lisp_cdr(root_obj));
274 reader.read_int("version", &version);
275 reader.read_int("width", &plevel->width);
276 reader.read_int("time", &plevel->time_left);
277 reader.read_int("bkgd_red", &plevel->bkgd_red);
278 reader.read_int("bkgd_green", &plevel->bkgd_green);
279 reader.read_int("bkgd_blue", &plevel->bkgd_blue);
280 reader.read_float("gravity", &plevel->gravity);
281 reader.read_string("name", &plevel->name);
282 reader.read_string("theme", &plevel->theme);
283 reader.read_string("music", &plevel->song_title);
284 reader.read_string("background", &plevel->bkgd_image);
285 reader.read_string("particle_system", &plevel->particle_system);
286 reader.read_int_vector("background-tm", &bg_tm);
288 if (!reader.read_int_vector("interactive-tm", &ia_tm))
289 reader.read_int_vector("tilemap", &ia_tm);
291 reader.read_int_vector("foreground-tm", &fg_tm);
294 lisp_object_t* cur = 0;
295 if (reader.read_lisp("objects", &cur))
297 while (!lisp_nil_p(cur))
299 lisp_object_t* data = lisp_car(cur);
302 bg_data.kind = badguykind_from_string(lisp_symbol(lisp_car(data)));
303 LispReader reader(lisp_cdr(data));
304 reader.read_int("x", &bg_data.x);
305 reader.read_int("y", &bg_data.y);
307 plevel->badguy_data.push_back(bg_data);
314 // Convert old levels to the new tile numbers
317 std::map<char, int> transtable;
319 transtable['x'] = 104;
320 transtable['X'] = 77;
321 transtable['y'] = 78;
322 transtable['Y'] = 105;
323 transtable['A'] = 83;
324 transtable['B'] = 102;
325 transtable['!'] = 103;
326 transtable['a'] = 84;
327 transtable['C'] = 85;
328 transtable['D'] = 86;
329 transtable['E'] = 87;
330 transtable['F'] = 88;
331 transtable['c'] = 89;
332 transtable['d'] = 90;
333 transtable['e'] = 91;
334 transtable['f'] = 92;
336 transtable['G'] = 93;
337 transtable['H'] = 94;
338 transtable['I'] = 95;
339 transtable['J'] = 96;
341 transtable['g'] = 97;
342 transtable['h'] = 98;
343 transtable['i'] = 99;
344 transtable['j'] = 100
346 transtable['#'] = 11;
347 transtable['['] = 13;
348 transtable['='] = 14;
349 transtable[']'] = 15;
350 transtable['$'] = 82;
351 transtable['^'] = 76;
352 transtable['*'] = 80;
353 transtable['|'] = 79;
354 transtable['\\'] = 81;
355 transtable['&'] = 75;
359 for(std::vector<int>::iterator i = ia_tm.begin(); i != ia_tm.end(); ++i)
361 if (*i == '0' || *i == '1' || *i == '2')
363 plevel->badguy_data.push_back(BadGuyData(static_cast<BadGuyKind>(*i-'0'),
369 std::map<char, int>::iterator j = transtable.find(*i);
370 if (j != transtable.end())
373 printf("Error: conversion will fail, unsupported char: '%c' (%d)\n", *i, *i);
376 if (x >= plevel->width) {
384 for(int i = 0; i < 15; ++i)
386 plevel->ia_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
387 plevel->bg_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
388 plevel->fg_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
393 for(vector<int>::iterator it = ia_tm.begin(); it != ia_tm.end(); ++it, ++i)
395 plevel->ia_tiles[j][i] = (*it);
396 if(i == plevel->width - 1)
404 for(vector<int>::iterator it = bg_tm.begin(); it != bg_tm.end(); ++it, ++i)
407 plevel->bg_tiles[j][i] = (*it);
408 if(i == plevel->width - 1)
416 for(vector<int>::iterator it = fg_tm.begin(); it != fg_tm.end(); ++it, ++i)
419 plevel->fg_tiles[j][i] = (*it);
420 if(i == plevel->width - 1)
427 /* Set the global gravity to the latest loaded level's gravity */
428 gravity = plevel->gravity;
430 // Mark the end position of this level!
431 // FIXME: -10 is a rather random value, we still need some kind of
432 // real levelend gola
433 endpos = 32*(plevel->width-10);
439 /* Save data for level: */
441 void level_save(st_level* plevel,const char * subset, int level)
448 /* Save data file: */
449 sprintf(str, "/levels/%s/", subset);
451 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset, level);
452 if(!fwriteable(filename))
453 snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset, level);
455 fi = fopen(filename, "w");
465 fprintf(fi,";SuperTux-Level\n");
466 fprintf(fi,"(supertux-level\n");
468 fprintf(fi," (version %d)\n", 1);
469 fprintf(fi," (name \"%s\")\n", plevel->name.c_str());
470 fprintf(fi," (theme \"%s\")\n", plevel->theme.c_str());
471 fprintf(fi," (music \"%s\")\n", plevel->song_title.c_str());
472 fprintf(fi," (background \"%s\")\n", plevel->bkgd_image.c_str());
473 fprintf(fi," (particle_system \"%s\")\n", plevel->particle_system.c_str());
474 fprintf(fi," (bkgd_red %d)\n", plevel->bkgd_red);
475 fprintf(fi," (bkgd_green %d)\n", plevel->bkgd_green);
476 fprintf(fi," (bkgd_blue %d)\n", plevel->bkgd_blue);
477 fprintf(fi," (time %d)\n", plevel->time_left);
478 fprintf(fi," (width %d)\n", plevel->width);
479 fprintf(fi," (gravity %2.1f)\n", plevel->gravity);
480 fprintf(fi," (background-tm ");
482 for(y = 0; y < 15; ++y)
484 for(i = 0; i < plevel->width; ++i)
485 fprintf(fi," %d ", plevel->bg_tiles[y][i]);
489 fprintf(fi," (interactive-tm ");
491 for(y = 0; y < 15; ++y)
493 for(i = 0; i < plevel->width; ++i)
494 fprintf(fi," %d ", plevel->ia_tiles[y][i]);
498 fprintf(fi," (foreground-tm ");
500 for(y = 0; y < 15; ++y)
502 for(i = 0; i < plevel->width; ++i)
503 fprintf(fi," %d ", plevel->fg_tiles[y][i]);
513 /* Unload data for this level: */
515 void level_free(st_level* plevel)
518 for(i=0; i < 15; ++i)
519 free(plevel->bg_tiles[i]);
520 for(i=0; i < 15; ++i)
521 free(plevel->ia_tiles[i]);
522 for(i=0; i < 15; ++i)
523 free(plevel->fg_tiles[i]);
525 plevel->name.clear();
526 plevel->theme.clear();
527 plevel->song_title.clear();
528 plevel->bkgd_image.clear();
530 plevel->badguy_data.clear();
535 void level_load_gfx(st_level *plevel)
537 level_load_image(&img_brick[0],plevel->theme,"brick0.png", IGNORE_ALPHA);
538 level_load_image(&img_brick[1],plevel->theme,"brick1.png", IGNORE_ALPHA);
540 level_load_image(&img_solid[0],plevel->theme,"solid0.png", USE_ALPHA);
541 level_load_image(&img_solid[1],plevel->theme,"solid1.png", USE_ALPHA);
542 level_load_image(&img_solid[2],plevel->theme,"solid2.png", USE_ALPHA);
543 level_load_image(&img_solid[3],plevel->theme,"solid3.png", USE_ALPHA);
545 level_load_image(&img_bkgd_tile[0][0],plevel->theme,"bkgd-00.png", USE_ALPHA);
546 level_load_image(&img_bkgd_tile[0][1],plevel->theme,"bkgd-01.png", USE_ALPHA);
547 level_load_image(&img_bkgd_tile[0][2],plevel->theme,"bkgd-02.png", USE_ALPHA);
548 level_load_image(&img_bkgd_tile[0][3],plevel->theme,"bkgd-03.png", USE_ALPHA);
550 level_load_image(&img_bkgd_tile[1][0],plevel->theme,"bkgd-10.png", USE_ALPHA);
551 level_load_image(&img_bkgd_tile[1][1],plevel->theme,"bkgd-11.png", USE_ALPHA);
552 level_load_image(&img_bkgd_tile[1][2],plevel->theme,"bkgd-12.png", USE_ALPHA);
553 level_load_image(&img_bkgd_tile[1][3],plevel->theme,"bkgd-13.png", USE_ALPHA);
555 if(!plevel->bkgd_image.empty())
558 snprintf(fname, 1024, "%s/background/%s", st_dir, plevel->bkgd_image.c_str());
559 if(!faccessible(fname))
560 snprintf(fname, 1024, "%s/images/background/%s", datadir.c_str(), plevel->bkgd_image.c_str());
561 texture_load(&img_bkgd, fname, IGNORE_ALPHA);
565 /* Quick hack to make sure an image is loaded, when we are freeing it afterwards. */#
566 level_load_image(&img_bkgd, plevel->theme,"solid0.png", IGNORE_ALPHA);
570 /* Free graphics data for this level: */
572 void level_free_gfx(void)
576 for (i = 0; i < 2; i++)
578 texture_free(&img_brick[i]);
580 for (i = 0; i < 4; i++)
582 texture_free(&img_solid[i]);
583 texture_free(&img_bkgd_tile[0][i]);
584 texture_free(&img_bkgd_tile[1][i]);
587 texture_free(&img_bkgd);
590 /* Load a level-specific graphic... */
592 void level_load_image(texture_type* ptexture, string theme,const char * file, int use_alpha)
596 snprintf(fname, 1024, "%s/themes/%s/%s", st_dir, theme.c_str(), file);
597 if(!faccessible(fname))
598 snprintf(fname, 1024, "%s/images/themes/%s/%s", datadir.c_str(), theme.c_str(), file);
600 texture_load(ptexture, fname, use_alpha);
603 void tilemap_change_size(unsigned int** tilemap[15], int w, int old_w)
606 for(y = 0; y < 15; ++y)
608 *tilemap[y] = (unsigned int*) realloc(*tilemap[y],(w+1)*sizeof(unsigned int));
610 for(j = 0; j < w - old_w; ++j)
611 *tilemap[y][old_w+j] = 0;
616 /* Change the size of a level (width) */
617 void level_change_size (st_level* plevel, int new_width)
621 tilemap_change_size((unsigned int***)&plevel->ia_tiles,new_width,plevel->width);
622 tilemap_change_size((unsigned int***)&plevel->bg_tiles,new_width,plevel->width);
623 tilemap_change_size((unsigned int***)&plevel->fg_tiles,new_width,plevel->width);
624 plevel->width = new_width;
628 /* Edit a piece of the map! */
630 void level_change(st_level* plevel, float x, float y, int tm, unsigned int c)
637 if (yy >= 0 && yy < 15 && xx >= 0 && xx <= plevel->width)
642 plevel->bg_tiles[yy][xx] = c;
645 plevel->ia_tiles[yy][xx] = c;
648 plevel->fg_tiles[yy][xx] = c;
654 /* Free music data for this level: */
656 void level_free_song(void)
658 free_music(level_song);
659 free_music(level_song_fast);
664 void level_load_song(st_level* plevel)
668 char * song_subtitle;
670 level_song = load_song(datadir + "/music/" + plevel->song_title);
672 song_path = (char *) malloc(sizeof(char) * datadir.length() +
673 strlen(plevel->song_title.c_str()) + 8 + 5);
674 song_subtitle = strdup(plevel->song_title.c_str());
675 strcpy(strstr(song_subtitle, "."), "\0");
676 sprintf(song_path, "%s/music/%s-fast%s", datadir.c_str(), song_subtitle, strstr(plevel->song_title.c_str(), "."));
677 level_song_fast = load_song(song_path);