src/client/clientlauncher.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "gui/mainmenumanager.h"
  21 #include "clouds.h"
  22 #include "server.h"
  23 #include "filesys.h"
  24 #include "gui/guiMainMenu.h"
  25 #include "game.h"
  26 #include "player.h"
  27 #include "chat.h"
  28 #include "gettext.h"
  29 #include "profiler.h"
  30 #include "serverlist.h"
  31 #include "gui/guiEngine.h"
  32 #include "fontengine.h"
  33 #include "clientlauncher.h"
  34 #include "version.h"
  35 #include "renderingengine.h"
  36 #include "network/networkexceptions.h"
  37
  38 #if USE_SOUND
  39         #include "sound_openal.h"
  40 #endif
  41 #ifdef __ANDROID__
  42         #include "porting.h"
  43 #endif
  44
  45 /* mainmenumanager.h
  46  */
  47 gui::IGUIEnvironment *guienv = nullptr;
  48 gui::IGUIStaticText *guiroot = nullptr;
  49 MainMenuManager g_menumgr;
  50
  51 bool isMenuActive()
  52 {
  53         return g_menumgr.menuCount() != 0;
  54 }
  55
  56 // Passed to menus to allow disconnecting and exiting
  57 MainGameCallback *g_gamecallback = nullptr;
  58
  59
  60 ClientLauncher::~ClientLauncher()
  61 {
  62         delete receiver;
  63
  64         delete input;
  65
  66         delete g_fontengine;
  67         delete g_gamecallback;
  68
  69         delete RenderingEngine::get_instance();
  70
  71 #if USE_SOUND
  72         g_sound_manager_singleton.reset();
  73 #endif
  74 }
  75
  76
  77 bool ClientLauncher::run(GameParams &game_params, const Settings &cmd_args)
  78 {
  79         init_args(game_params, cmd_args);
  80
  81         // List video modes if requested
  82         if (list_video_modes)
  83                 return RenderingEngine::print_video_modes();
  84
  85 #if USE_SOUND
  86         if (g_settings->getBool("enable_sound"))
  87                 g_sound_manager_singleton = createSoundManagerSingleton();
  88 #endif
  89
  90         if (!init_engine()) {
  91                 errorstream << "Could not initialize game engine." << std::endl;
  92                 return false;
  93         }
  94
  95         // Speed tests (done after irrlicht is loaded to get timer)
  96         if (cmd_args.getFlag("speedtests")) {
  97                 dstream << "Running speed tests" << std::endl;
  98                 speed_tests();
  99                 return true;
 100         }
 101
 102         if (RenderingEngine::get_video_driver() == NULL) {
 103                 errorstream << "Could not initialize video driver." << std::endl;
 104                 return false;
 105         }
 106
 107         RenderingEngine::get_instance()->setupTopLevelWindow(PROJECT_NAME_C);
 108
 109         /*
 110                 This changes the minimum allowed number of vertices in a VBO.
 111                 Default is 500.
 112         */
 113         //driver->setMinHardwareBufferVertexCount(50);
 114
 115         // Create game callback for menus
 116         g_gamecallback = new MainGameCallback();
 117
 118         RenderingEngine::get_instance()->setResizable(true);
 119
 120         init_input();
 121
 122         RenderingEngine::get_scene_manager()->getParameters()->
 123                 setAttribute(scene::ALLOW_ZWRITE_ON_TRANSPARENT, true);
 124
 125         guienv = RenderingEngine::get_gui_env();
 126         skin = RenderingEngine::get_gui_env()->getSkin();
 127         skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255, 255, 255, 255));
 128         skin->setColor(gui::EGDC_3D_LIGHT, video::SColor(0, 0, 0, 0));
 129         skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(255, 30, 30, 30));
 130         skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(255, 0, 0, 0));
 131         skin->setColor(gui::EGDC_HIGH_LIGHT, video::SColor(255, 70, 120, 50));
 132         skin->setColor(gui::EGDC_HIGH_LIGHT_TEXT, video::SColor(255, 255, 255, 255));
 133 #ifdef __ANDROID__
 134         float density = porting::getDisplayDensity();
 135         skin->setSize(gui::EGDS_CHECK_BOX_WIDTH, (s32)(17.0f * density));
 136         skin->setSize(gui::EGDS_SCROLLBAR_SIZE, (s32)(14.0f * density));
 137         skin->setSize(gui::EGDS_WINDOW_BUTTON_WIDTH, (s32)(15.0f * density));
 138         if (density > 1.5f) {
 139                 std::string sprite_path = porting::path_user + "/textures/base/pack/";
 140                 if (density > 3.5f)
 141                         sprite_path.append("checkbox_64.png");
 142                 else if (density > 2.0f)
 143                         sprite_path.append("checkbox_32.png");
 144                 else
 145                         sprite_path.append("checkbox_16.png");
 146                 // Texture dimensions should be a power of 2
 147                 gui::IGUISpriteBank *sprites = skin->getSpriteBank();
 148                 video::IVideoDriver *driver = RenderingEngine::get_video_driver();
 149                 video::ITexture *sprite_texture = driver->getTexture(sprite_path.c_str());
 150                 if (sprite_texture) {
 151                         s32 sprite_id = sprites->addTextureAsSprite(sprite_texture);
 152                         if (sprite_id != -1)
 153                                 skin->setIcon(gui::EGDI_CHECK_BOX_CHECKED, sprite_id);
 154                 }
 155         }
 156 #endif
 157         g_fontengine = new FontEngine(g_settings, guienv);
 158         FATAL_ERROR_IF(g_fontengine == NULL, "Font engine creation failed.");
 159
 160 #if (IRRLICHT_VERSION_MAJOR >= 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR >= 2
 161         // Irrlicht 1.8 input colours
 162         skin->setColor(gui::EGDC_EDITABLE, video::SColor(255, 128, 128, 128));
 163         skin->setColor(gui::EGDC_FOCUSED_EDITABLE, video::SColor(255, 96, 134, 49));
 164 #endif
 165
 166         // Create the menu clouds
 167         if (!g_menucloudsmgr)
 168                 g_menucloudsmgr = RenderingEngine::get_scene_manager()->createNewSceneManager();
 169         if (!g_menuclouds)
 170                 g_menuclouds = new Clouds(g_menucloudsmgr, -1, rand());
 171         g_menuclouds->setHeight(100.0f);
 172         g_menuclouds->update(v3f(0, 0, 0), video::SColor(255, 200, 200, 255));
 173         scene::ICameraSceneNode* camera;
 174         camera = g_menucloudsmgr->addCameraSceneNode(NULL, v3f(0, 0, 0), v3f(0, 60, 100));
 175         camera->setFarValue(10000);
 176
 177         /*
 178                 GUI stuff
 179         */
 180
 181         ChatBackend chat_backend;
 182
 183         // If an error occurs, this is set to something by menu().
 184         // It is then displayed before the menu shows on the next call to menu()
 185         std::string error_message;
 186         bool reconnect_requested = false;
 187
 188         bool first_loop = true;
 189
 190         /*
 191                 Menu-game loop
 192         */
 193         bool retval = true;
 194         bool *kill = porting::signal_handler_killstatus();
 195
 196         while (RenderingEngine::run() && !*kill &&
 197                 !g_gamecallback->shutdown_requested) {
 198                 // Set the window caption
 199                 const wchar_t *text = wgettext("Main Menu");
 200                 RenderingEngine::get_raw_device()->
 201                         setWindowCaption((utf8_to_wide(PROJECT_NAME_C) +
 202                         L" " + utf8_to_wide(g_version_hash) +
 203                         L" [" + text + L"]").c_str());
 204                 delete[] text;
 205
 206                 try {   // This is used for catching disconnects
 207
 208                         RenderingEngine::get_gui_env()->clear();
 209
 210                         /*
 211                                 We need some kind of a root node to be able to add
 212                                 custom gui elements directly on the screen.
 213                                 Otherwise they won't be automatically drawn.
 214                         */
 215                         guiroot = RenderingEngine::get_gui_env()->addStaticText(L"",
 216                                 core::rect<s32>(0, 0, 10000, 10000));
 217
 218                         bool game_has_run = launch_game(error_message, reconnect_requested,
 219                                 game_params, cmd_args);
 220
 221                         // Reset the reconnect_requested flag
 222                         reconnect_requested = false;
 223
 224                         // If skip_main_menu, we only want to startup once
 225                         if (skip_main_menu && !first_loop)
 226                                 break;
 227
 228                         first_loop = false;
 229
 230                         if (!game_has_run) {
 231                                 if (skip_main_menu)
 232                                         break;
 233
 234                                 continue;
 235                         }
 236
 237                         // Break out of menu-game loop to shut down cleanly
 238                         if (!RenderingEngine::get_raw_device()->run() || *kill) {
 239                                 if (!g_settings_path.empty())
 240                                         g_settings->updateConfigFile(g_settings_path.c_str());
 241                                 break;
 242                         }
 243
 244                         if (current_playername.length() > PLAYERNAME_SIZE-1) {
 245                                 error_message = gettext("Player name too long.");
 246                                 playername = current_playername.substr(0, PLAYERNAME_SIZE-1);
 247                                 g_settings->set("name", playername);
 248                                 continue;
 249                         }
 250
 251                         RenderingEngine::get_video_driver()->setTextureCreationFlag(
 252                                         video::ETCF_CREATE_MIP_MAPS, g_settings->getBool("mip_map"));
 253
 254 #ifdef HAVE_TOUCHSCREENGUI
 255                         receiver->m_touchscreengui = new TouchScreenGUI(RenderingEngine::get_raw_device(), receiver);
 256                         g_touchscreengui = receiver->m_touchscreengui;
 257 #endif
 258
 259                         the_game(
 260                                 kill,
 261                                 random_input,
 262                                 input,
 263                                 worldspec.path,
 264                                 current_playername,
 265                                 current_password,
 266                                 current_address,
 267                                 current_port,
 268                                 error_message,
 269                                 chat_backend,
 270                                 &reconnect_requested,
 271                                 gamespec,
 272                                 simple_singleplayer_mode
 273                         );
 274                         RenderingEngine::get_scene_manager()->clear();
 275
 276 #ifdef HAVE_TOUCHSCREENGUI
 277                         delete g_touchscreengui;
 278                         g_touchscreengui = NULL;
 279                         receiver->m_touchscreengui = NULL;
 280 #endif
 281
 282                 } //try
 283                 catch (con::PeerNotFoundException &e) {
 284                         error_message = gettext("Connection error (timed out?)");
 285                         errorstream << error_message << std::endl;
 286                 }
 287
 288 #ifdef NDEBUG
 289                 catch (std::exception &e) {
 290                         std::string error_message = "Some exception: \"";
 291                         error_message += e.what();
 292                         error_message += "\"";
 293                         errorstream << error_message << std::endl;
 294                 }
 295 #endif
 296
 297                 // If no main menu, show error and exit
 298                 if (skip_main_menu) {
 299                         if (!error_message.empty()) {
 300                                 verbosestream << "error_message = "
 301                                               << error_message << std::endl;
 302                                 retval = false;
 303                         }
 304                         break;
 305                 }
 306         } // Menu-game loop
 307
 308         g_menuclouds->drop();
 309         g_menucloudsmgr->drop();
 310
 311         return retval;
 312 }
 313
 314 void ClientLauncher::init_args(GameParams &game_params, const Settings &cmd_args)
 315 {
 316
 317         skip_main_menu = cmd_args.getFlag("go");
 318
 319         // FIXME: This is confusing (but correct)
 320
 321         /* If world_path is set then override it unless skipping the main menu using
 322          * the --go command line param. Else, give preference to the address
 323          * supplied on the command line
 324          */
 325         address = g_settings->get("address");
 326         if (!game_params.world_path.empty() && !skip_main_menu)
 327                 address = "";
 328         else if (cmd_args.exists("address"))
 329                 address = cmd_args.get("address");
 330
 331         playername = g_settings->get("name");
 332         if (cmd_args.exists("name"))
 333                 playername = cmd_args.get("name");
 334
 335         list_video_modes = cmd_args.getFlag("videomodes");
 336
 337         use_freetype = g_settings->getBool("freetype");
 338
 339         random_input = g_settings->getBool("random_input")
 340                         || cmd_args.getFlag("random-input");
 341 }
 342
 343 bool ClientLauncher::init_engine()
 344 {
 345         receiver = new MyEventReceiver();
 346         new RenderingEngine(receiver);
 347         return RenderingEngine::get_raw_device() != nullptr;
 348 }
 349
 350 void ClientLauncher::init_input()
 351 {
 352         if (random_input)
 353                 input = new RandomInputHandler();
 354         else
 355                 input = new RealInputHandler(receiver);
 356
 357         if (g_settings->getBool("enable_joysticks")) {
 358                 irr::core::array<irr::SJoystickInfo> infos;
 359                 std::vector<irr::SJoystickInfo> joystick_infos;
 360
 361                 // Make sure this is called maximum once per
 362                 // irrlicht device, otherwise it will give you
 363                 // multiple events for the same joystick.
 364                 if (RenderingEngine::get_raw_device()->activateJoysticks(infos)) {
 365                         infostream << "Joystick support enabled" << std::endl;
 366                         joystick_infos.reserve(infos.size());
 367                         for (u32 i = 0; i < infos.size(); i++) {
 368                                 joystick_infos.push_back(infos[i]);
 369                         }
 370                         input->joystick.onJoystickConnect(joystick_infos);
 371                 } else {
 372                         errorstream << "Could not activate joystick support." << std::endl;
 373                 }
 374         }
 375 }
 376
 377 bool ClientLauncher::launch_game(std::string &error_message,
 378                 bool reconnect_requested, GameParams &game_params,
 379                 const Settings &cmd_args)
 380 {
 381         // Initialize menu data
 382         MainMenuData menudata;
 383         menudata.address                         = address;
 384         menudata.name                            = playername;
 385         menudata.password                        = password;
 386         menudata.port                            = itos(game_params.socket_port);
 387         menudata.script_data.errormessage        = error_message;
 388         menudata.script_data.reconnect_requested = reconnect_requested;
 389
 390         error_message.clear();
 391
 392         if (cmd_args.exists("password"))
 393                 menudata.password = cmd_args.get("password");
 394
 395         // If a world was commanded, append and select it
 396         if (!game_params.world_path.empty()) {
 397                 worldspec.gameid = getWorldGameId(game_params.world_path, true);
 398                 worldspec.name = _("[--world parameter]");
 399
 400                 if (worldspec.gameid.empty()) { // Create new
 401                         worldspec.gameid = g_settings->get("default_game");
 402                         worldspec.name += " [new]";
 403                 }
 404                 worldspec.path = game_params.world_path;
 405         }
 406
 407         /* Show the GUI menu
 408          */
 409         if (!skip_main_menu) {
 410                 main_menu(&menudata);
 411
 412                 // Skip further loading if there was an exit signal.
 413                 if (*porting::signal_handler_killstatus())
 414                         return false;
 415
 416                 address = menudata.address;
 417                 int newport = stoi(menudata.port);
 418                 if (newport != 0)
 419                         game_params.socket_port = newport;
 420
 421                 simple_singleplayer_mode = menudata.simple_singleplayer_mode;
 422
 423                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
 424
 425                 if (menudata.selected_world >= 0
 426                                 && menudata.selected_world < (int)worldspecs.size()) {
 427                         g_settings->set("selected_world_path",
 428                                         worldspecs[menudata.selected_world].path);
 429                         worldspec = worldspecs[menudata.selected_world];
 430                 }
 431         }
 432
 433         if (!menudata.script_data.errormessage.empty()) {
 434                 /* The calling function will pass this back into this function upon the
 435                  * next iteration (if any) causing it to be displayed by the GUI
 436                  */
 437                 error_message = menudata.script_data.errormessage;
 438                 return false;
 439         }
 440
 441         if (menudata.name.empty() && !simple_singleplayer_mode) {
 442                 error_message = gettext("Please choose a name!");
 443                 errorstream << error_message << std::endl;
 444                 return false;
 445         }
 446
 447         playername = menudata.name;
 448         password = menudata.password;
 449
 450         current_playername = playername;
 451         current_password   = password;
 452         current_address    = address;
 453         current_port       = game_params.socket_port;
 454
 455         // If using simple singleplayer mode, override
 456         if (simple_singleplayer_mode) {
 457                 assert(!skip_main_menu);
 458                 current_playername = "singleplayer";
 459                 current_password = "";
 460                 current_address = "";
 461                 current_port = myrand_range(49152, 65535);
 462         } else {
 463                 g_settings->set("name", playername);
 464                 if (!address.empty()) {
 465                         ServerListSpec server;
 466                         server["name"] = menudata.servername;
 467                         server["address"] = menudata.address;
 468                         server["port"] = menudata.port;
 469                         server["description"] = menudata.serverdescription;
 470                         ServerList::insert(server);
 471                 }
 472         }
 473
 474         infostream << "Selected world: " << worldspec.name
 475                    << " [" << worldspec.path << "]" << std::endl;
 476
 477         if (current_address.empty()) { // If local game
 478                 if (worldspec.path.empty()) {
 479                         error_message = gettext("No world selected and no address "
 480                                         "provided. Nothing to do.");
 481                         errorstream << error_message << std::endl;
 482                         return false;
 483                 }
 484
 485                 if (!fs::PathExists(worldspec.path)) {
 486                         error_message = gettext("Provided world path doesn't exist: ")
 487                                         + worldspec.path;
 488                         errorstream << error_message << std::endl;
 489                         return false;
 490                 }
 491
 492                 // Load gamespec for required game
 493                 gamespec = findWorldSubgame(worldspec.path);
 494                 if (!gamespec.isValid() && !game_params.game_spec.isValid()) {
 495                         error_message = gettext("Could not find or load game \"")
 496                                         + worldspec.gameid + "\"";
 497                         errorstream << error_message << std::endl;
 498                         return false;
 499                 }
 500
 501                 if (porting::signal_handler_killstatus())
 502                         return true;
 503
 504                 if (game_params.game_spec.isValid() &&
 505                                 game_params.game_spec.id != worldspec.gameid) {
 506                         warningstream << "Overriding gamespec from \""
 507                                     << worldspec.gameid << "\" to \""
 508                                     << game_params.game_spec.id << "\"" << std::endl;
 509                         gamespec = game_params.game_spec;
 510                 }
 511
 512                 if (!gamespec.isValid()) {
 513                         error_message = gettext("Invalid gamespec.");
 514                         error_message += " (world.gameid=" + worldspec.gameid + ")";
 515                         errorstream << error_message << std::endl;
 516                         return false;
 517                 }
 518         }
 519
 520         return true;
 521 }
 522
 523 void ClientLauncher::main_menu(MainMenuData *menudata)
 524 {
 525         bool *kill = porting::signal_handler_killstatus();
 526         video::IVideoDriver *driver = RenderingEngine::get_video_driver();
 527
 528         infostream << "Waiting for other menus" << std::endl;
 529         while (RenderingEngine::get_raw_device()->run() && !*kill) {
 530                 if (!isMenuActive())
 531                         break;
 532                 driver->beginScene(true, true, video::SColor(255, 128, 128, 128));
 533                 RenderingEngine::get_gui_env()->drawAll();
 534                 driver->endScene();
 535                 // On some computers framerate doesn't seem to be automatically limited
 536                 sleep_ms(25);
 537         }
 538         infostream << "Waited for other menus" << std::endl;
 539
 540         // Cursor can be non-visible when coming from the game
 541 #ifndef ANDROID
 542         RenderingEngine::get_raw_device()->getCursorControl()->setVisible(true);
 543 #endif
 544
 545         /* show main menu */
 546         GUIEngine mymenu(&input->joystick, guiroot, &g_menumgr, menudata, *kill);
 547
 548         /* leave scene manager in a clean state */
 549         RenderingEngine::get_scene_manager()->clear();
 550 }
 551
 552 void ClientLauncher::speed_tests()
 553 {
 554         // volatile to avoid some potential compiler optimisations
 555         volatile static s16 temp16;
 556         volatile static f32 tempf;
 557         static v3f tempv3f1;
 558         static v3f tempv3f2;
 559         static std::string tempstring;
 560         static std::string tempstring2;
 561
 562         tempv3f1 = v3f();
 563         tempv3f2 = v3f();
 564         tempstring.clear();
 565         tempstring2.clear();
 566
 567         {
 568                 infostream << "The following test should take around 20ms." << std::endl;
 569                 TimeTaker timer("Testing std::string speed");
 570                 const u32 jj = 10000;
 571                 for (u32 j = 0; j < jj; j++) {
 572                         tempstring = "";
 573                         tempstring2 = "";
 574                         const u32 ii = 10;
 575                         for (u32 i = 0; i < ii; i++) {
 576                                 tempstring2 += "asd";
 577                         }
 578                         for (u32 i = 0; i < ii+1; i++) {
 579                                 tempstring += "asd";
 580                                 if (tempstring == tempstring2)
 581                                         break;
 582                         }
 583                 }
 584         }
 585
 586         infostream << "All of the following tests should take around 100ms each."
 587                    << std::endl;
 588
 589         {
 590                 TimeTaker timer("Testing floating-point conversion speed");
 591                 tempf = 0.001;
 592                 for (u32 i = 0; i < 4000000; i++) {
 593                         temp16 += tempf;
 594                         tempf += 0.001;
 595                 }
 596         }
 597
 598         {
 599                 TimeTaker timer("Testing floating-point vector speed");
 600
 601                 tempv3f1 = v3f(1, 2, 3);
 602                 tempv3f2 = v3f(4, 5, 6);
 603                 for (u32 i = 0; i < 10000000; i++) {
 604                         tempf += tempv3f1.dotProduct(tempv3f2);
 605                         tempv3f2 += v3f(7, 8, 9);
 606                 }
 607         }
 608
 609         {
 610                 TimeTaker timer("Testing std::map speed");
 611
 612                 std::map<v2s16, f32> map1;
 613                 tempf = -324;
 614                 const s16 ii = 300;
 615                 for (s16 y = 0; y < ii; y++) {
 616                         for (s16 x = 0; x < ii; x++) {
 617                                 map1[v2s16(x, y)] =  tempf;
 618                                 tempf += 1;
 619                         }
 620                 }
 621                 for (s16 y = ii - 1; y >= 0; y--) {
 622                         for (s16 x = 0; x < ii; x++) {
 623                                 tempf = map1[v2s16(x, y)];
 624                         }
 625                 }
 626         }
 627
 628         {
 629                 infostream << "Around 5000/ms should do well here." << std::endl;
 630                 TimeTaker timer("Testing mutex speed");
 631
 632                 std::mutex m;
 633                 u32 n = 0;
 634                 u32 i = 0;
 635                 do {
 636                         n += 10000;
 637                         for (; i < n; i++) {
 638                                 m.lock();
 639                                 m.unlock();
 640                         }
 641                 }
 642                 // Do at least 10ms
 643                 while(timer.getTimerTime() < 10);
 644
 645                 u32 dtime = timer.stop();
 646                 u32 per_ms = n / dtime;
 647                 infostream << "Done. " << dtime << "ms, " << per_ms << "/ms" << std::endl;
 648         }
 649 }