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00012 #include "stdafx.h"
00013 #include "openttd.h"
00014 #include "landscape.h"
00015 #include "company_func.h"
00016 #include "variables.h"
00017 #include "thread/thread.h"
00018 #include "command_func.h"
00019 #include "genworld.h"
00020 #include "gfxinit.h"
00021 #include "window_func.h"
00022 #include "network/network.h"
00023 #include "heightmap.h"
00024 #include "viewport_func.h"
00025 #include "gfx_func.h"
00026 #include "date_func.h"
00027 #include "engine_func.h"
00028 #include "newgrf_storage.h"
00029 #include "water.h"
00030 #include "blitter/factory.hpp"
00031 #include "tilehighlight_func.h"
00032 #include "saveload/saveload.h"
00033 #include "void_map.h"
00034 #include "town.h"
00035 #include "newgrf.h"
00036 #include "core/random_func.hpp"
00037
00038 #include "table/sprites.h"
00039
00040 void GenerateClearTile();
00041 void GenerateIndustries();
00042 void GenerateUnmovables();
00043 void GenerateTrees();
00044
00045 void StartupEconomy();
00046 void StartupCompanies();
00047 void StartupDisasters();
00048
00049 void InitializeGame(uint size_x, uint size_y, bool reset_date, bool reset_settings);
00050
00057 GenWorldInfo _gw;
00058
00060 ThreadMutex *_genworld_mapgen_mutex = ThreadMutex::New();
00062 ThreadMutex *_genworld_paint_mutex = ThreadMutex::New();
00063
00068 bool IsGenerateWorldThreaded()
00069 {
00070 return _gw.threaded && !_gw.quit_thread;
00071 }
00072
00077 static void CleanupGeneration()
00078 {
00079 _generating_world = false;
00080
00081 if (_cursor.sprite == SPR_CURSOR_ZZZ) SetMouseCursor(SPR_CURSOR_MOUSE, PAL_NONE);
00082
00083 if (_gw.threaded && _game_mode != GM_MENU) ShowVitalWindows();
00084 _gw.active = false;
00085 _gw.proc = NULL;
00086 _gw.abortp = NULL;
00087 _gw.threaded = false;
00088
00089 DeleteWindowById(WC_GENERATE_PROGRESS_WINDOW, 0);
00090 MarkWholeScreenDirty();
00091 }
00092
00096 static void _GenerateWorld(void *)
00097 {
00098 try {
00099 _generating_world = true;
00100 _genworld_mapgen_mutex->BeginCritical();
00101 if (_network_dedicated) DEBUG(net, 0, "Generating map, please wait...");
00102
00103 if (_settings_game.game_creation.generation_seed == GENERATE_NEW_SEED) _settings_game.game_creation.generation_seed = _settings_newgame.game_creation.generation_seed = InteractiveRandom();
00104 _random.SetSeed(_settings_game.game_creation.generation_seed);
00105 SetGeneratingWorldProgress(GWP_MAP_INIT, 2);
00106 SetObjectToPlace(SPR_CURSOR_ZZZ, PAL_NONE, HT_NONE, WC_MAIN_WINDOW, 0);
00107
00108 IncreaseGeneratingWorldProgress(GWP_MAP_INIT);
00109
00110 StartupEconomy();
00111
00112
00113 if (_gw.mode == GWM_EMPTY) {
00114 SetGeneratingWorldProgress(GWP_UNMOVABLE, 1);
00115
00116
00117 if (_settings_game.construction.freeform_edges) {
00118 for (uint row = 0; row < MapSizeY(); row++) MakeVoid(TileXY(0, row));
00119 for (uint col = 0; col < MapSizeX(); col++) MakeVoid(TileXY(col, 0));
00120 }
00121
00122
00123 if (_game_mode != GM_MENU) FlatEmptyWorld(_settings_game.game_creation.se_flat_world_height);
00124
00125 ConvertGroundTilesIntoWaterTiles();
00126 IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);
00127 } else {
00128 GenerateLandscape(_gw.mode);
00129 GenerateClearTile();
00130
00131
00132 if (_game_mode != GM_EDITOR) {
00133 if (!GenerateTowns(_settings_game.economy.town_layout)) {
00134 HandleGeneratingWorldAbortion();
00135 return;
00136 }
00137 GenerateIndustries();
00138 GenerateUnmovables();
00139 GenerateTrees();
00140 }
00141 }
00142
00143 ClearStorageChanges(true);
00144
00145
00146 SetGeneratingWorldProgress(GWP_GAME_INIT, 3);
00147 StartupCompanies();
00148 IncreaseGeneratingWorldProgress(GWP_GAME_INIT);
00149 StartupEngines();
00150 IncreaseGeneratingWorldProgress(GWP_GAME_INIT);
00151 StartupDisasters();
00152 _generating_world = false;
00153
00154
00155 if (_gw.mode != GWM_EMPTY) {
00156 uint i;
00157
00158 SetGeneratingWorldProgress(GWP_RUNTILELOOP, 0x500);
00159 for (i = 0; i < 0x500; i++) {
00160 RunTileLoop();
00161 IncreaseGeneratingWorldProgress(GWP_RUNTILELOOP);
00162 }
00163 }
00164
00165 ResetObjectToPlace();
00166 _local_company = _gw.lc;
00167
00168 SetGeneratingWorldProgress(GWP_GAME_START, 1);
00169
00170 if (_gw.proc != NULL) _gw.proc();
00171 IncreaseGeneratingWorldProgress(GWP_GAME_START);
00172
00173 CleanupGeneration();
00174 _genworld_mapgen_mutex->EndCritical();
00175
00176 ShowNewGRFError();
00177
00178 if (_network_dedicated) DEBUG(net, 0, "Map generated, starting game");
00179 DEBUG(desync, 1, "new_map: %08x", _settings_game.game_creation.generation_seed);
00180
00181 if (_debug_desync_level > 0) {
00182 char name[MAX_PATH];
00183 snprintf(name, lengthof(name), "dmp_cmds_%08x_%08x.sav", _settings_game.game_creation.generation_seed, _date);
00184 SaveOrLoad(name, SL_SAVE, AUTOSAVE_DIR);
00185 }
00186 } catch (...) {
00187 _generating_world = false;
00188 _genworld_mapgen_mutex->EndCritical();
00189 throw;
00190 }
00191 }
00192
00198 void GenerateWorldSetCallback(GWDoneProc *proc)
00199 {
00200 _gw.proc = proc;
00201 }
00202
00208 void GenerateWorldSetAbortCallback(GWAbortProc *proc)
00209 {
00210 _gw.abortp = proc;
00211 }
00212
00217 void WaitTillGeneratedWorld()
00218 {
00219 if (_gw.thread == NULL) return;
00220
00221 _genworld_mapgen_mutex->EndCritical();
00222 _genworld_paint_mutex->EndCritical();
00223 _gw.quit_thread = true;
00224 _gw.thread->Join();
00225 delete _gw.thread;
00226 _gw.thread = NULL;
00227 _gw.threaded = false;
00228 _genworld_mapgen_mutex->BeginCritical();
00229 _genworld_paint_mutex->BeginCritical();
00230 }
00231
00235 void AbortGeneratingWorld()
00236 {
00237 _gw.abort = true;
00238 }
00239
00244 bool IsGeneratingWorldAborted()
00245 {
00246 return _gw.abort;
00247 }
00248
00252 void HandleGeneratingWorldAbortion()
00253 {
00254
00255 _switch_mode = (_game_mode == GM_EDITOR) ? SM_EDITOR : SM_MENU;
00256
00257 if (_gw.abortp != NULL) _gw.abortp();
00258
00259 CleanupGeneration();
00260
00261 if (_gw.thread != NULL) _gw.thread->Exit();
00262
00263 extern void SwitchToMode(SwitchMode new_mode);
00264 SwitchToMode(_switch_mode);
00265 }
00266
00274 void GenerateWorld(GenWorldMode mode, uint size_x, uint size_y, bool reset_settings)
00275 {
00276 if (_gw.active) return;
00277 _gw.mode = mode;
00278 _gw.size_x = size_x;
00279 _gw.size_y = size_y;
00280 _gw.active = true;
00281 _gw.abort = false;
00282 _gw.abortp = NULL;
00283 _gw.lc = _local_company;
00284 _gw.quit_thread = false;
00285 _gw.threaded = true;
00286
00287
00288 SetLocalCompany(COMPANY_SPECTATOR);
00289
00290 _current_company = OWNER_NONE;
00291
00292
00293 SetDate(ConvertYMDToDate(_settings_game.game_creation.starting_year, 0, 1));
00294
00295 InitializeGame(_gw.size_x, _gw.size_y, false, reset_settings);
00296 PrepareGenerateWorldProgress();
00297
00298
00299 GfxLoadSprites();
00300 LoadStringWidthTable();
00301
00302
00303 ResetWindowSystem();
00304
00305
00306 SetupColoursAndInitialWindow();
00307 SetObjectToPlace(SPR_CURSOR_ZZZ, PAL_NONE, HT_NONE, WC_MAIN_WINDOW, 0);
00308
00309 if (_gw.thread != NULL) {
00310 _gw.thread->Join();
00311 delete _gw.thread;
00312 _gw.thread = NULL;
00313 }
00314
00315 if (BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth() == 0 ||
00316 !ThreadObject::New(&_GenerateWorld, NULL, &_gw.thread)) {
00317 DEBUG(misc, 1, "Cannot create genworld thread, reverting to single-threaded mode");
00318 _gw.threaded = false;
00319 _genworld_mapgen_mutex->EndCritical();
00320 _GenerateWorld(NULL);
00321 _genworld_mapgen_mutex->BeginCritical();
00322 return;
00323 }
00324
00325
00326 DeleteAllNonVitalWindows();
00327
00328 HideVitalWindows();
00329
00330
00331 ShowGenerateWorldProgress();
00332
00333
00334 if (FindWindowById(WC_MAIN_WINDOW, 0) != NULL) {
00335 ScrollMainWindowToTile(TileXY(MapSizeX() / 2, MapSizeY() / 2), true);
00336 }
00337 }