+// $Id$
+//
+// SuperTux
+// Copyright (C) 2004 SuperTux Development Team, see AUTHORS for details
//
-// C Implementation: level
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
//
-// Description:
-//
-//
-// Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2003
-//
-// Copyright: See COPYING file that comes with this distribution
-//
-//
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy 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 <map>
+#include <cstdlib>
+#include <cstdio>
+#include <cstring>
#include <iostream>
-#include "globals.h"
-#include "setup.h"
-#include "screen.h"
+#include <fstream>
+#include <stdexcept>
+
+#include "app/globals.h"
+#include "app/setup.h"
+#include "camera.h"
+#include "video/screen.h"
#include "level.h"
-#include "physic.h"
+#include "math/physic.h"
#include "scene.h"
-#include "lispreader.h"
+#include "sector.h"
+#include "tile.h"
+#include "utils/lispreader.h"
+#include "resources.h"
+#include "gameobjs.h"
+#include "utils/lispwriter.h"
+#include "tilemap.h"
using namespace std;
-texture_type img_bkgd, img_bkgd_tile[2][4], img_solid[4], img_brick[2];
-
-st_subset::st_subset()
-{
- levels = 0;
-}
-
-void st_subset::create(const std::string& subset_name)
-{
- st_level new_lev;
- st_subset new_subset;
- new_subset.name = subset_name;
- new_subset.title = "Unknown Title";
- new_subset.description = "No description so far.";
- new_subset.save();
- level_default(&new_lev);
- level_save(&new_lev,subset_name.c_str(),1);
-}
-
-void st_subset::parse (lisp_object_t* cursor)
-{
- while(!lisp_nil_p(cursor))
- {
- lisp_object_t* cur = lisp_car(cursor);
- char *s;
-
- if (!lisp_cons_p(cur) || !lisp_symbol_p (lisp_car(cur)))
- {
- printf("Not good");
- }
- else
- {
- if (strcmp(lisp_symbol(lisp_car(cur)), "title") == 0)
- {
- if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
- {
- title = s;
- }
- }
- else if (strcmp(lisp_symbol(lisp_car(cur)), "description") == 0)
- {
- if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
- {
- description = s;
- }
- }
- }
- cursor = lisp_cdr (cursor);
- }
-}
-
-void st_subset::load(char *subset)
-{
- FILE* fi;
- char filename[1024];
- char str[1024];
- int i;
- lisp_object_t* root_obj = 0;
-
- name = subset;
-
- snprintf(filename, 1024, "%s/levels/%s/info", st_dir, subset);
- if(!faccessible(filename))
- snprintf(filename, 1024, "%s/levels/%s/info", datadir.c_str(), subset);
- if(faccessible(filename))
- {
- fi = fopen(filename, "r");
- if (fi == NULL)
- {
- perror(filename);
- }
- lisp_stream_t stream;
- lisp_stream_init_file (&stream, fi);
- root_obj = lisp_read (&stream);
-
- if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
- {
- printf("World: Parse Error in file %s", filename);
- }
-
- lisp_object_t* cur = lisp_car(root_obj);
-
- if (!lisp_symbol_p (cur))
- {
- printf("World: Read error in %s",filename);
- }
-
- if (strcmp(lisp_symbol(cur), "supertux-level-subset") == 0)
- {
- parse(lisp_cdr(root_obj));
-
- }
-
- fclose(fi);
-
- snprintf(str, 1024, "%s.png", filename);
- if(faccessible(str))
- {
- texture_load(&image,str,IGNORE_ALPHA);
- }
- else
- {
- snprintf(filename, 1024, "%s/images/status/level-subset-info.png", datadir.c_str());
- texture_load(&image,filename,IGNORE_ALPHA);
- }
- }
-
- for(i=1; i != -1; ++i)
- {
- /* Get the number of levels in this subset */
- snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset,i);
- if(!faccessible(filename))
- {
- snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset,i);
- if(!faccessible(filename))
- break;
- }
- }
- levels = --i;
-}
-
-void st_subset::save()
-{
- FILE* fi;
- string filename;
-
- /* Save data file: */
- filename = "/levels/" + name + "/";
-
- fcreatedir(filename.c_str());
- filename = string(st_dir) + "/levels/" + name + "/info";
- if(!fwriteable(filename.c_str()))
- filename = datadir + "/levels/" + name + "/info";
- if(fwriteable(filename.c_str()))
- {
- fi = fopen(filename.c_str(), "w");
- if (fi == NULL)
- {
- perror(filename.c_str());
- }
-
- /* Write header: */
- fprintf(fi,";SuperTux-Level-Subset\n");
- fprintf(fi,"(supertux-level-subset\n");
-
- /* Save title info: */
- fprintf(fi," (title \"%s\")\n", title.c_str());
-
- /* Save the description: */
- fprintf(fi," (description \"%s\")\n", description.c_str());
-
- fprintf( fi,")");
- fclose(fi);
-
- }
-}
-
-void st_subset::free()
-{
- title.clear();
- description.clear();
- name.clear();
- texture_free(&image);
- levels = 0;
-}
-
-void level_default(st_level* plevel)
-{
- int i,y;
- plevel->name = "UnNamed";
- plevel->theme = "antarctica";
- plevel->song_title = "Mortimers_chipdisko.mod";
- plevel->bkgd_image = "arctis.png";
- plevel->width = 21;
- plevel->time_left = 100;
- plevel->gravity = 10.;
- plevel->bkgd_red = 0;
- plevel->bkgd_green = 0;
- plevel->bkgd_blue = 0;
-
- for(i = 0; i < 15; ++i)
- {
- plevel->ia_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
- plevel->ia_tiles[i][plevel->width] = (unsigned int) '\0';
- for(y = 0; y < plevel->width; ++y)
- plevel->ia_tiles[i][y] = (unsigned int) '.';
- plevel->ia_tiles[i][plevel->width] = (unsigned int) '\0';
-
- plevel->bg_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
- plevel->bg_tiles[i][plevel->width] = (unsigned int) '\0';
- for(y = 0; y < plevel->width; ++y)
- plevel->bg_tiles[i][y] = (unsigned int) '.';
- plevel->bg_tiles[i][plevel->width] = (unsigned int) '\0';
-
- plevel->fg_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
- plevel->fg_tiles[i][plevel->width] = (unsigned int) '\0';
- for(y = 0; y < plevel->width; ++y)
- plevel->fg_tiles[i][y] = (unsigned int) '.';
- plevel->fg_tiles[i][plevel->width] = (unsigned int) '\0';
-
- plevel->dn_tiles[i] = (unsigned int*) malloc((plevel->width+1)*sizeof(unsigned int));
- plevel->dn_tiles[i][plevel->width] = (unsigned int) '\0';
- for(y = 0; y < plevel->width; ++y)
- plevel->dn_tiles[i][y] = (unsigned int) '.';
- plevel->dn_tiles[i][plevel->width] = (unsigned int) '\0';
- }
-}
-
-/* Load data for this level: */
-/* Returns -1, if the loading of the level failed. */
-int level_load(st_level* plevel, const char *subset, int level)
-{
- char filename[1024];
-
- /* Load data file: */
-
- snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset, level);
- if(!faccessible(filename))
- snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset, level);
-
- return level_load(plevel, filename);
-}
+Level::Level()
+ : name("noname"), author("mr. x"), time_left(500)
-int level_load(st_level* plevel, const char* filename)
{
- int x, y, j;
- FILE * fi;
- lisp_object_t* root_obj = 0;
- fi = fopen(filename, "r");
- if (fi == NULL)
- {
- perror(filename);
- return -1;
- }
-
- lisp_stream_t stream;
- lisp_stream_init_file (&stream, fi);
- root_obj = lisp_read (&stream);
-
- if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
- {
- printf("World: Parse Error in file %s", filename);
- }
-
- vector<int> ia_tm;
- vector<int> dn_tm;
- vector<int> bg_tm;
- vector<int> fg_tm;
-
- if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-level") == 0)
- {
- LispReader reader(lisp_cdr(root_obj));
-
- reader.read_int("width", &plevel->width);
- reader.read_int("time", &plevel->time_left);
- reader.read_int("bkgd_red", &plevel->bkgd_red);
- reader.read_int("bkgd_green", &plevel->bkgd_green);
- reader.read_int("bkgd_blue", &plevel->bkgd_blue);
- reader.read_float("gravity", &plevel->gravity);
- reader.read_string("name", &plevel->name);
- reader.read_string("theme", &plevel->theme);
- reader.read_string("music", &plevel->song_title);
- reader.read_string("background", &plevel->bkgd_image);
- reader.read_string("particle_system", &plevel->particle_system);
- reader.read_int_vector("background-tm", &bg_tm);
- reader.read_int_vector("interactive-tm", &ia_tm);
- reader.read_int_vector("dynamic-tm", &dn_tm);
- reader.read_int_vector("foreground-tm", &fg_tm);
- }
-
-
- int i;
- for( i = 0; i < 15; ++i)
- {
- plevel->dn_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
- plevel->ia_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
- plevel->bg_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
- plevel->fg_tiles[i] = (unsigned int*) calloc((plevel->width +1) , sizeof(unsigned int) );
- }
-
- i = j = 0;
- for(vector<int>::iterator it = ia_tm.begin(); it != ia_tm.end(); ++it, ++i)
- {
-
- plevel->ia_tiles[j][i] = (*it);
- if(i == plevel->width - 1)
- {
- i = -1;
- ++j;
- }
- }
-
- i = j = 0;
- for(vector<int>::iterator it = dn_tm.begin(); it != dn_tm.end(); ++it, ++i)
- {
-
- plevel->dn_tiles[j][i] = (*it);
- if(i == plevel->width - 1)
- {
- i = -1;
- ++j;
- }
- }
-
- i = j = 0;
- for(vector<int>::iterator it = bg_tm.begin(); it != bg_tm.end(); ++it, ++i)
- {
-
- plevel->bg_tiles[j][i] = (*it);
- if(i == plevel->width - 1)
- {
- i = -1;
- ++j;
- }
- }
-
- i = j = 0;
- for(vector<int>::iterator it = fg_tm.begin(); it != fg_tm.end(); ++it, ++i)
- {
-
- plevel->fg_tiles[j][i] = (*it);
- if(i == plevel->width - 1)
- {
- i = -1;
- ++j;
- }
- }
-
- /* Set the global gravity to the latest loaded level's gravity */
- gravity = plevel->gravity;
-
- /* Mark the end position of this level! - Is a bit wrong here thought * /
-
- for (y = 0; y < 15; ++y)
- {
- for (x = 0; x < plevel->width; ++x)
- {
- if(plevel->tiles[y][x] == '|')
- {
- if(x*32 > endpos)
- endpos = x*32;
- }
- }
- }*/
-
- fclose(fi);
- return 0;
}
-/* Save data for level: */
-
-void level_save(st_level* plevel,const char * subset, int level)
+void
+Level::load(const std::string& filename)
{
- FILE * fi;
- char filename[1024];
- int y,i;
- char str[80];
-
- /* Save data file: */
- sprintf(str, "/levels/%s/", subset);
- fcreatedir(str);
- snprintf(filename, 1024, "%s/levels/%s/level%d.stl", st_dir, subset, level);
- if(!fwriteable(filename))
- snprintf(filename, 1024, "%s/levels/%s/level%d.stl", datadir.c_str(), subset, level);
-
- fi = fopen(filename, "w");
- if (fi == NULL)
- {
- perror(filename);
- st_shutdown();
- exit(-1);
- }
-
-
- /* Write header: */
- fprintf(fi,";SuperTux-Level\n");
- fprintf(fi,"(supertux-level\n");
-
- fprintf(fi," (name \"%s\")\n", plevel->name.c_str());
- fprintf(fi," (theme \"%s\")\n", plevel->theme.c_str());
- fprintf(fi," (music \"%s\")\n", plevel->song_title.c_str());
- fprintf(fi," (background \"%s\")\n", plevel->bkgd_image.c_str());
- fprintf(fi," (particle_system \"%s\")\n", plevel->particle_system.c_str());
- fprintf(fi," (bkgd_red %d)\n", plevel->bkgd_red);
- fprintf(fi," (bkgd_green %d)\n", plevel->bkgd_green);
- fprintf(fi," (bkgd_blue %d)\n", plevel->bkgd_blue);
- fprintf(fi," (time %d)\n", plevel->time_left);
- fprintf(fi," (width %d)\n", plevel->width);
- fprintf(fi," (gravity %2.1f)\n", plevel->gravity);
- fprintf(fi," (background-tm ");
-
- for(y = 0; y < 15; ++y)
- {
- for(i = 0; i < plevel->width; ++i)
- fprintf(fi," %d ", plevel->bg_tiles[y][i]);
- }
-
- fprintf( fi,")\n");
- fprintf(fi," (interactive-tm ");
-
- for(y = 0; y < 15; ++y)
- {
- for(i = 0; i < plevel->width; ++i)
- fprintf(fi," %d ", plevel->ia_tiles[y][i]);
- }
+ LispReader* level = LispReader::load(filename, "supertux-level");
- fprintf( fi,")\n");
- fprintf(fi," (dynamic-tm ");
+ int version = 1;
+ level->read_int("version", version);
+ if(version == 1) {
+ load_old_format(*level);
+ delete level;
+ return;
+ }
- for(y = 0; y < 15; ++y)
- {
- for(i = 0; i < plevel->width; ++i)
- fprintf(fi," %d ", plevel->dn_tiles[y][i]);
- }
-
- fprintf( fi,")\n");
- fprintf(fi," (foreground-tm ");
+ for(lisp_object_t* cur = level->get_lisp(); !lisp_nil_p(cur);
+ cur = lisp_cdr(cur)) {
+ std::string token = lisp_symbol(lisp_car(lisp_car(cur)));
+ lisp_object_t* data = lisp_car(lisp_cdr(lisp_car(cur)));
+ LispReader reader(lisp_cdr(lisp_car(cur)));
- for(y = 0; y < 15; ++y)
- {
- for(i = 0; i < plevel->width; ++i)
- fprintf(fi," %d ", plevel->fg_tiles[y][i]);
+ if(token == "name") {
+ name = lisp_string(data);
+ } else if(token == "author") {
+ author = lisp_string(data);
+ } else if(token == "time") {
+ time_left = lisp_integer(data);
+ } else if(token == "sector") {
+ Sector* sector = new Sector;
+ sector->parse(reader);
+ add_sector(sector);
+ } else {
+ std::cerr << "Unknown token '" << token << "' in level file.\n";
+ continue;
}
-
- fprintf( fi,")");
- fprintf( fi,")\n");
-
- fclose(fi);
+ }
+
+ delete level;
}
-
-/* Unload data for this level: */
-
-void level_free(st_level* plevel)
+void
+Level::load_old_format(LispReader& reader)
{
- int i;
- for(i=0; i < 15; ++i)
- free(plevel->bg_tiles[i]);
- for(i=0; i < 15; ++i)
- free(plevel->ia_tiles[i]);
- for(i=0; i < 15; ++i)
- free(plevel->dn_tiles[i]);
- for(i=0; i < 15; ++i)
- free(plevel->fg_tiles[i]);
+ reader.read_string("name", name, true);
+ reader.read_string("author", author);
+ reader.read_int("time", time_left);
- plevel->name.clear();
- plevel->theme.clear();
- plevel->song_title.clear();
- plevel->bkgd_image.clear();
+ Sector* sector = new Sector;
+ sector->parse_old_format(reader);
+ add_sector(sector);
}
-/* Load graphics: */
-
-void level_load_gfx(st_level *plevel)
+void
+Level::save(const std::string& filename)
{
- level_load_image(&img_brick[0],plevel->theme,"brick0.png", IGNORE_ALPHA);
- level_load_image(&img_brick[1],plevel->theme,"brick1.png", IGNORE_ALPHA);
-
- level_load_image(&img_solid[0],plevel->theme,"solid0.png", USE_ALPHA);
- level_load_image(&img_solid[1],plevel->theme,"solid1.png", USE_ALPHA);
- level_load_image(&img_solid[2],plevel->theme,"solid2.png", USE_ALPHA);
- level_load_image(&img_solid[3],plevel->theme,"solid3.png", USE_ALPHA);
+ ofstream file(filename.c_str(), ios::out);
+ LispWriter* writer = new LispWriter(file);
- level_load_image(&img_bkgd_tile[0][0],plevel->theme,"bkgd-00.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[0][1],plevel->theme,"bkgd-01.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[0][2],plevel->theme,"bkgd-02.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[0][3],plevel->theme,"bkgd-03.png", USE_ALPHA);
+ writer->write_comment("Level made using SuperTux's built-in Level Editor");
- level_load_image(&img_bkgd_tile[1][0],plevel->theme,"bkgd-10.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[1][1],plevel->theme,"bkgd-11.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[1][2],plevel->theme,"bkgd-12.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[1][3],plevel->theme,"bkgd-13.png", USE_ALPHA);
+ writer->start_list("supertux-level");
- if(!plevel->bkgd_image.empty())
- {
- char fname[1024];
- snprintf(fname, 1024, "%s/background/%s", st_dir, plevel->bkgd_image.c_str());
- if(!faccessible(fname))
- snprintf(fname, 1024, "%s/images/background/%s", datadir.c_str(), plevel->bkgd_image.c_str());
- texture_load(&img_bkgd, fname, IGNORE_ALPHA);
- }
- else
- {
- /* Quick hack to make sure an image is loaded, when we are freeing it afterwards. */#
- level_load_image(&img_bkgd, plevel->theme,"solid0.png", IGNORE_ALPHA);
- }
-}
+ int version = 2;
+ writer->write_int("version", version);
-/* Free graphics data for this level: */
+ writer->write_string("name", name);
+ writer->write_string("author", author);
+ writer->write_int("time", time_left);
-void level_free_gfx(void)
-{
- int i;
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ {
+ writer->start_list("sector");
+ i->second->write(*writer);
+ writer->end_list("sector");
+ }
- for (i = 0; i < 2; i++)
- {
- texture_free(&img_brick[i]);
- }
- for (i = 0; i < 4; i++)
- {
- texture_free(&img_solid[i]);
- texture_free(&img_bkgd_tile[0][i]);
- texture_free(&img_bkgd_tile[1][i]);
- }
+ writer->end_list("supertux-level");
- texture_free(&img_bkgd);
+ delete writer;
+ file.close();
}
-/* Load a level-specific graphic... */
-
-void level_load_image(texture_type* ptexture, string theme,const char * file, int use_alpha)
+Level::~Level()
{
- char fname[1024];
-
- snprintf(fname, 1024, "%s/themes/%s/%s", st_dir, theme.c_str(), file);
- if(!faccessible(fname))
- snprintf(fname, 1024, "%s/images/themes/%s/%s", datadir.c_str(), theme.c_str(), file);
-
- texture_load(ptexture, fname, use_alpha);
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ delete i->second;
}
-void tilemap_change_size(unsigned int** tilemap[15], int w, int old_w)
+void
+Level::do_vertical_flip()
{
- int j,y;
- for(y = 0; y < 15; ++y)
- {
- *tilemap[y] = (unsigned int*) realloc(*tilemap[y],(w+1)*sizeof(unsigned int));
- if(w > old_w)
- for(j = 0; j < w - old_w; ++j)
- *tilemap[y][old_w+j] = 0;
- *tilemap[y][w] = 0;
- }
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ i->second->do_vertical_flip();
}
-/* Change the size of a level (width) */
-void level_change_size (st_level* plevel, int new_width)
+void
+Level::add_sector(Sector* sector)
{
- int y;
-
- if(new_width < 21)
- new_width = 21;
- tilemap_change_size((unsigned int***)&plevel->ia_tiles,new_width,plevel->width);
- tilemap_change_size((unsigned int***)&plevel->dn_tiles,new_width,plevel->width);
- tilemap_change_size((unsigned int***)&plevel->bg_tiles,new_width,plevel->width);
- tilemap_change_size((unsigned int***)&plevel->fg_tiles,new_width,plevel->width);
- plevel->width = new_width;
-
+ sectors.insert(std::make_pair(sector->get_name(), sector));
}
-/* Edit a piece of the map! */
-
-void level_change(st_level* plevel, float x, float y, int tm, unsigned int c)
+Sector*
+Level::get_sector(const std::string& name)
{
- int xx, yy;
-
- yy = ((int)y / 32);
- xx = ((int)x / 32);
+ Sectors::iterator i = sectors.find(name);
+ if(i == sectors.end())
+ return 0;
- if (yy >= 0 && yy < 15 && xx >= 0 && xx <= plevel->width)
- {
- switch(tm)
- {
- case 0:
- plevel->bg_tiles[yy][xx] = c;
- case 1:
- plevel->ia_tiles[yy][xx] = c;
- case 2:
- plevel->dn_tiles[yy][xx] = c;
- case 4:
- plevel->fg_tiles[yy][xx] = c;
- }
- }
+ return i->second;
}
-/* Free music data for this level: */
-
-void level_free_song(void)
+int
+Level::get_total_badguys()
{
- free_music(level_song);
- free_music(level_song_fast);
+ int total_badguys = 0;
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ total_badguys += i->second->get_total_badguys();
+ return total_badguys;
}
-/* Load music: */
-
-void level_load_song(st_level* plevel)
+int
+Level::get_total_coins()
{
-
- char * song_path;
- char * song_subtitle;
-
- level_song = load_song(datadir + "/music/" + plevel->song_title);
-
- song_path = (char *) malloc(sizeof(char) * datadir.length() +
- strlen(plevel->song_title.c_str()) + 8 + 5);
- song_subtitle = strdup(plevel->song_title.c_str());
- strcpy(strstr(song_subtitle, "."), "\0");
- sprintf(song_path, "%s/music/%s-fast%s", datadir.c_str(), song_subtitle, strstr(plevel->song_title.c_str(), "."));
- level_song_fast = load_song(song_path);
- free(song_subtitle);
- free(song_path);
+ int total_coins = 0;
+ for(Sectors::iterator it = sectors.begin(); it != sectors.end(); ++it)
+ for(int x = 0; x < it->second->solids->get_width(); x++)
+ for(int y = 0; y < it->second->solids->get_height(); y++)
+ if(it->second->solids->get_tile(x,y)->attributes & Tile::COIN)
+ total_coins++;
+ return total_coins;
}