src/main.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010-2011 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 General Public License as published by
   7 the Free Software Foundation; either version 2 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 General Public License for more details.
  14
  15 You should have received a copy of the GNU 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 #ifdef NDEBUG
  21         /*#ifdef _WIN32
  22                 #pragma message ("Disabling unit tests")
  23         #else
  24                 #warning "Disabling unit tests"
  25         #endif*/
  26         // Disable unit tests
  27         #define ENABLE_TESTS 0
  28 #else
  29         // Enable unit tests
  30         #define ENABLE_TESTS 1
  31 #endif
  32
  33 #ifdef _MSC_VER
  34 #ifndef SERVER // Dedicated server isn't linked with Irrlicht
  35         #pragma comment(lib, "Irrlicht.lib")
  36         // This would get rid of the console window
  37         //#pragma comment(linker, "/subsystem:windows /ENTRY:mainCRTStartup")
  38 #endif
  39         #pragma comment(lib, "zlibwapi.lib")
  40         #pragma comment(lib, "Shell32.lib")
  41 #endif
  42
  43 #include "irrlicht.h" // createDevice
  44
  45 #include "main.h"
  46 #include "mainmenumanager.h"
  47 #include <iostream>
  48 #include <fstream>
  49 #include <locale.h>
  50 #include "common_irrlicht.h"
  51 #include "debug.h"
  52 #include "test.h"
  53 #include "server.h"
  54 #include "constants.h"
  55 #include "porting.h"
  56 #include "gettime.h"
  57 #include "guiMessageMenu.h"
  58 #include "filesys.h"
  59 #include "config.h"
  60 #include "guiMainMenu.h"
  61 #include "game.h"
  62 #include "keycode.h"
  63 #include "tile.h"
  64 #include "chat.h"
  65 #include "defaultsettings.h"
  66 #include "gettext.h"
  67 #include "settings.h"
  68 #include "profiler.h"
  69 #include "log.h"
  70 #include "mods.h"
  71 #include "utility_string.h"
  72 #include "subgame.h"
  73
  74 /*
  75         Settings.
  76         These are loaded from the config file.
  77 */
  78 Settings main_settings;
  79 Settings *g_settings = &main_settings;
  80
  81 // Global profiler
  82 Profiler main_profiler;
  83 Profiler *g_profiler = &main_profiler;
  84
  85 /*
  86         Debug streams
  87 */
  88
  89 // Connection
  90 std::ostream *dout_con_ptr = &dummyout;
  91 std::ostream *derr_con_ptr = &verbosestream;
  92 //std::ostream *dout_con_ptr = &infostream;
  93 //std::ostream *derr_con_ptr = &errorstream;
  94
  95 // Server
  96 std::ostream *dout_server_ptr = &infostream;
  97 std::ostream *derr_server_ptr = &errorstream;
  98
  99 // Client
 100 std::ostream *dout_client_ptr = &infostream;
 101 std::ostream *derr_client_ptr = &errorstream;
 102
 103 #ifndef SERVER
 104 /*
 105         Random stuff
 106 */
 107
 108 /* mainmenumanager.h */
 109
 110 gui::IGUIEnvironment* guienv = NULL;
 111 gui::IGUIStaticText *guiroot = NULL;
 112 MainMenuManager g_menumgr;
 113
 114 bool noMenuActive()
 115 {
 116         return (g_menumgr.menuCount() == 0);
 117 }
 118
 119 // Passed to menus to allow disconnecting and exiting
 120 MainGameCallback *g_gamecallback = NULL;
 121 #endif
 122
 123 /*
 124         gettime.h implementation
 125 */
 126
 127 #ifdef SERVER
 128
 129 u32 getTimeMs()
 130 {
 131         /* Use imprecise system calls directly (from porting.h) */
 132         return porting::getTimeMs();
 133 }
 134
 135 #else
 136
 137 // A small helper class
 138 class TimeGetter
 139 {
 140 public:
 141         virtual u32 getTime() = 0;
 142 };
 143
 144 // A precise irrlicht one
 145 class IrrlichtTimeGetter: public TimeGetter
 146 {
 147 public:
 148         IrrlichtTimeGetter(IrrlichtDevice *device):
 149                 m_device(device)
 150         {}
 151         u32 getTime()
 152         {
 153                 if(m_device == NULL)
 154                         return 0;
 155                 return m_device->getTimer()->getRealTime();
 156         }
 157 private:
 158         IrrlichtDevice *m_device;
 159 };
 160 // Not so precise one which works without irrlicht
 161 class SimpleTimeGetter: public TimeGetter
 162 {
 163 public:
 164         u32 getTime()
 165         {
 166                 return porting::getTimeMs();
 167         }
 168 };
 169
 170 // A pointer to a global instance of the time getter
 171 // TODO: why?
 172 TimeGetter *g_timegetter = NULL;
 173
 174 u32 getTimeMs()
 175 {
 176         if(g_timegetter == NULL)
 177                 return 0;
 178         return g_timegetter->getTime();
 179 }
 180
 181 #endif
 182
 183 class StderrLogOutput: public ILogOutput
 184 {
 185 public:
 186         /* line: Full line with timestamp, level and thread */
 187         void printLog(const std::string &line)
 188         {
 189                 std::cerr<<line<<std::endl;
 190         }
 191 } main_stderr_log_out;
 192
 193 class DstreamNoStderrLogOutput: public ILogOutput
 194 {
 195 public:
 196         /* line: Full line with timestamp, level and thread */
 197         void printLog(const std::string &line)
 198         {
 199                 dstream_no_stderr<<line<<std::endl;
 200         }
 201 } main_dstream_no_stderr_log_out;
 202
 203 #ifndef SERVER
 204
 205 /*
 206         Event handler for Irrlicht
 207
 208         NOTE: Everything possible should be moved out from here,
 209               probably to InputHandler and the_game
 210 */
 211
 212 class MyEventReceiver : public IEventReceiver
 213 {
 214 public:
 215         // This is the one method that we have to implement
 216         virtual bool OnEvent(const SEvent& event)
 217         {
 218                 /*
 219                         React to nothing here if a menu is active
 220                 */
 221                 if(noMenuActive() == false)
 222                 {
 223                         return false;
 224                 }
 225
 226                 // Remember whether each key is down or up
 227                 if(event.EventType == irr::EET_KEY_INPUT_EVENT)
 228                 {
 229                         if(event.KeyInput.PressedDown) {
 230                                 keyIsDown.set(event.KeyInput);
 231                                 keyWasDown.set(event.KeyInput);
 232                         } else {
 233                                 keyIsDown.unset(event.KeyInput);
 234                         }
 235                 }
 236
 237                 if(event.EventType == irr::EET_MOUSE_INPUT_EVENT)
 238                 {
 239                         if(noMenuActive() == false)
 240                         {
 241                                 left_active = false;
 242                                 middle_active = false;
 243                                 right_active = false;
 244                         }
 245                         else
 246                         {
 247                                 left_active = event.MouseInput.isLeftPressed();
 248                                 middle_active = event.MouseInput.isMiddlePressed();
 249                                 right_active = event.MouseInput.isRightPressed();
 250
 251                                 if(event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN)
 252                                 {
 253                                         leftclicked = true;
 254                                 }
 255                                 if(event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN)
 256                                 {
 257                                         rightclicked = true;
 258                                 }
 259                                 if(event.MouseInput.Event == EMIE_LMOUSE_LEFT_UP)
 260                                 {
 261                                         leftreleased = true;
 262                                 }
 263                                 if(event.MouseInput.Event == EMIE_RMOUSE_LEFT_UP)
 264                                 {
 265                                         rightreleased = true;
 266                                 }
 267                                 if(event.MouseInput.Event == EMIE_MOUSE_WHEEL)
 268                                 {
 269                                         mouse_wheel += event.MouseInput.Wheel;
 270                                 }
 271                         }
 272                 }
 273
 274                 return false;
 275         }
 276
 277         bool IsKeyDown(const KeyPress &keyCode) const
 278         {
 279                 return keyIsDown[keyCode];
 280         }
 281
 282         // Checks whether a key was down and resets the state
 283         bool WasKeyDown(const KeyPress &keyCode)
 284         {
 285                 bool b = keyWasDown[keyCode];
 286                 if (b)
 287                         keyWasDown.unset(keyCode);
 288                 return b;
 289         }
 290
 291         s32 getMouseWheel()
 292         {
 293                 s32 a = mouse_wheel;
 294                 mouse_wheel = 0;
 295                 return a;
 296         }
 297
 298         void clearInput()
 299         {
 300                 keyIsDown.clear();
 301                 keyWasDown.clear();
 302
 303                 leftclicked = false;
 304                 rightclicked = false;
 305                 leftreleased = false;
 306                 rightreleased = false;
 307
 308                 left_active = false;
 309                 middle_active = false;
 310                 right_active = false;
 311
 312                 mouse_wheel = 0;
 313         }
 314
 315         MyEventReceiver()
 316         {
 317                 clearInput();
 318         }
 319
 320         bool leftclicked;
 321         bool rightclicked;
 322         bool leftreleased;
 323         bool rightreleased;
 324
 325         bool left_active;
 326         bool middle_active;
 327         bool right_active;
 328
 329         s32 mouse_wheel;
 330
 331 private:
 332         IrrlichtDevice *m_device;
 333
 334         // The current state of keys
 335         KeyList keyIsDown;
 336         // Whether a key has been pressed or not
 337         KeyList keyWasDown;
 338 };
 339
 340 /*
 341         Separated input handler
 342 */
 343
 344 class RealInputHandler : public InputHandler
 345 {
 346 public:
 347         RealInputHandler(IrrlichtDevice *device, MyEventReceiver *receiver):
 348                 m_device(device),
 349                 m_receiver(receiver)
 350         {
 351         }
 352         virtual bool isKeyDown(const KeyPress &keyCode)
 353         {
 354                 return m_receiver->IsKeyDown(keyCode);
 355         }
 356         virtual bool wasKeyDown(const KeyPress &keyCode)
 357         {
 358                 return m_receiver->WasKeyDown(keyCode);
 359         }
 360         virtual v2s32 getMousePos()
 361         {
 362                 return m_device->getCursorControl()->getPosition();
 363         }
 364         virtual void setMousePos(s32 x, s32 y)
 365         {
 366                 m_device->getCursorControl()->setPosition(x, y);
 367         }
 368
 369         virtual bool getLeftState()
 370         {
 371                 return m_receiver->left_active;
 372         }
 373         virtual bool getRightState()
 374         {
 375                 return m_receiver->right_active;
 376         }
 377
 378         virtual bool getLeftClicked()
 379         {
 380                 return m_receiver->leftclicked;
 381         }
 382         virtual bool getRightClicked()
 383         {
 384                 return m_receiver->rightclicked;
 385         }
 386         virtual void resetLeftClicked()
 387         {
 388                 m_receiver->leftclicked = false;
 389         }
 390         virtual void resetRightClicked()
 391         {
 392                 m_receiver->rightclicked = false;
 393         }
 394
 395         virtual bool getLeftReleased()
 396         {
 397                 return m_receiver->leftreleased;
 398         }
 399         virtual bool getRightReleased()
 400         {
 401                 return m_receiver->rightreleased;
 402         }
 403         virtual void resetLeftReleased()
 404         {
 405                 m_receiver->leftreleased = false;
 406         }
 407         virtual void resetRightReleased()
 408         {
 409                 m_receiver->rightreleased = false;
 410         }
 411
 412         virtual s32 getMouseWheel()
 413         {
 414                 return m_receiver->getMouseWheel();
 415         }
 416
 417         void clear()
 418         {
 419                 m_receiver->clearInput();
 420         }
 421 private:
 422         IrrlichtDevice *m_device;
 423         MyEventReceiver *m_receiver;
 424 };
 425
 426 class RandomInputHandler : public InputHandler
 427 {
 428 public:
 429         RandomInputHandler()
 430         {
 431                 leftdown = false;
 432                 rightdown = false;
 433                 leftclicked = false;
 434                 rightclicked = false;
 435                 leftreleased = false;
 436                 rightreleased = false;
 437                 keydown.clear();
 438         }
 439         virtual bool isKeyDown(const KeyPress &keyCode)
 440         {
 441                 return keydown[keyCode];
 442         }
 443         virtual bool wasKeyDown(const KeyPress &keyCode)
 444         {
 445                 return false;
 446         }
 447         virtual v2s32 getMousePos()
 448         {
 449                 return mousepos;
 450         }
 451         virtual void setMousePos(s32 x, s32 y)
 452         {
 453                 mousepos = v2s32(x,y);
 454         }
 455
 456         virtual bool getLeftState()
 457         {
 458                 return leftdown;
 459         }
 460         virtual bool getRightState()
 461         {
 462                 return rightdown;
 463         }
 464
 465         virtual bool getLeftClicked()
 466         {
 467                 return leftclicked;
 468         }
 469         virtual bool getRightClicked()
 470         {
 471                 return rightclicked;
 472         }
 473         virtual void resetLeftClicked()
 474         {
 475                 leftclicked = false;
 476         }
 477         virtual void resetRightClicked()
 478         {
 479                 rightclicked = false;
 480         }
 481
 482         virtual bool getLeftReleased()
 483         {
 484                 return leftreleased;
 485         }
 486         virtual bool getRightReleased()
 487         {
 488                 return rightreleased;
 489         }
 490         virtual void resetLeftReleased()
 491         {
 492                 leftreleased = false;
 493         }
 494         virtual void resetRightReleased()
 495         {
 496                 rightreleased = false;
 497         }
 498
 499         virtual s32 getMouseWheel()
 500         {
 501                 return 0;
 502         }
 503
 504         virtual void step(float dtime)
 505         {
 506                 {
 507                         static float counter1 = 0;
 508                         counter1 -= dtime;
 509                         if(counter1 < 0.0)
 510                         {
 511                                 counter1 = 0.1*Rand(1, 40);
 512                                 keydown.toggle(getKeySetting("keymap_jump"));
 513                         }
 514                 }
 515                 {
 516                         static float counter1 = 0;
 517                         counter1 -= dtime;
 518                         if(counter1 < 0.0)
 519                         {
 520                                 counter1 = 0.1*Rand(1, 40);
 521                                 keydown.toggle(getKeySetting("keymap_special1"));
 522                         }
 523                 }
 524                 {
 525                         static float counter1 = 0;
 526                         counter1 -= dtime;
 527                         if(counter1 < 0.0)
 528                         {
 529                                 counter1 = 0.1*Rand(1, 40);
 530                                 keydown.toggle(getKeySetting("keymap_forward"));
 531                         }
 532                 }
 533                 {
 534                         static float counter1 = 0;
 535                         counter1 -= dtime;
 536                         if(counter1 < 0.0)
 537                         {
 538                                 counter1 = 0.1*Rand(1, 40);
 539                                 keydown.toggle(getKeySetting("keymap_left"));
 540                         }
 541                 }
 542                 {
 543                         static float counter1 = 0;
 544                         counter1 -= dtime;
 545                         if(counter1 < 0.0)
 546                         {
 547                                 counter1 = 0.1*Rand(1, 20);
 548                                 mousespeed = v2s32(Rand(-20,20), Rand(-15,20));
 549                         }
 550                 }
 551                 {
 552                         static float counter1 = 0;
 553                         counter1 -= dtime;
 554                         if(counter1 < 0.0)
 555                         {
 556                                 counter1 = 0.1*Rand(1, 30);
 557                                 leftdown = !leftdown;
 558                                 if(leftdown)
 559                                         leftclicked = true;
 560                                 if(!leftdown)
 561                                         leftreleased = true;
 562                         }
 563                 }
 564                 {
 565                         static float counter1 = 0;
 566                         counter1 -= dtime;
 567                         if(counter1 < 0.0)
 568                         {
 569                                 counter1 = 0.1*Rand(1, 15);
 570                                 rightdown = !rightdown;
 571                                 if(rightdown)
 572                                         rightclicked = true;
 573                                 if(!rightdown)
 574                                         rightreleased = true;
 575                         }
 576                 }
 577                 mousepos += mousespeed;
 578         }
 579
 580         s32 Rand(s32 min, s32 max)
 581         {
 582                 return (myrand()%(max-min+1))+min;
 583         }
 584 private:
 585         KeyList keydown;
 586         v2s32 mousepos;
 587         v2s32 mousespeed;
 588         bool leftdown;
 589         bool rightdown;
 590         bool leftclicked;
 591         bool rightclicked;
 592         bool leftreleased;
 593         bool rightreleased;
 594 };
 595
 596 void drawMenuBackground(video::IVideoDriver* driver)
 597 {
 598         core::dimension2d<u32> screensize = driver->getScreenSize();
 599
 600         video::ITexture *bgtexture =
 601                         driver->getTexture(getTexturePath("menubg.png").c_str());
 602         if(bgtexture)
 603         {
 604                 s32 scaledsize = 128;
 605
 606                 // The important difference between destsize and screensize is
 607                 // that destsize is rounded to whole scaled pixels.
 608                 // These formulas use component-wise multiplication and division of v2u32.
 609                 v2u32 texturesize = bgtexture->getSize();
 610                 v2u32 sourcesize = texturesize * screensize / scaledsize + v2u32(1,1);
 611                 v2u32 destsize = scaledsize * sourcesize / texturesize;
 612
 613                 // Default texture wrapping mode in Irrlicht is ETC_REPEAT.
 614                 driver->draw2DImage(bgtexture,
 615                         core::rect<s32>(0, 0, destsize.X, destsize.Y),
 616                         core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
 617                         NULL, NULL, true);
 618         }
 619
 620         video::ITexture *logotexture =
 621                         driver->getTexture(getTexturePath("menulogo.png").c_str());
 622         if(logotexture)
 623         {
 624                 v2s32 logosize(logotexture->getOriginalSize().Width,
 625                                 logotexture->getOriginalSize().Height);
 626                 logosize *= 4;
 627
 628                 video::SColor bgcolor(255,50,50,50);
 629                 core::rect<s32> bgrect(0, screensize.Height-logosize.Y-20,
 630                                 screensize.Width, screensize.Height);
 631                 driver->draw2DRectangle(bgcolor, bgrect, NULL);
 632
 633                 core::rect<s32> rect(0,0,logosize.X,logosize.Y);
 634                 rect += v2s32(screensize.Width/2,screensize.Height-10-logosize.Y);
 635                 rect -= v2s32(logosize.X/2, 0);
 636                 driver->draw2DImage(logotexture, rect,
 637                         core::rect<s32>(core::position2d<s32>(0,0),
 638                         core::dimension2di(logotexture->getSize())),
 639                         NULL, NULL, true);
 640         }
 641 }
 642
 643 #endif
 644
 645 // These are defined global so that they're not optimized too much.
 646 // Can't change them to volatile.
 647 s16 temp16;
 648 f32 tempf;
 649 v3f tempv3f1;
 650 v3f tempv3f2;
 651 std::string tempstring;
 652 std::string tempstring2;
 653
 654 void SpeedTests()
 655 {
 656         {
 657                 infostream<<"The following test should take around 20ms."<<std::endl;
 658                 TimeTaker timer("Testing std::string speed");
 659                 const u32 jj = 10000;
 660                 for(u32 j=0; j<jj; j++)
 661                 {
 662                         tempstring = "";
 663                         tempstring2 = "";
 664                         const u32 ii = 10;
 665                         for(u32 i=0; i<ii; i++){
 666                                 tempstring2 += "asd";
 667                         }
 668                         for(u32 i=0; i<ii+1; i++){
 669                                 tempstring += "asd";
 670                                 if(tempstring == tempstring2)
 671                                         break;
 672                         }
 673                 }
 674         }
 675
 676         infostream<<"All of the following tests should take around 100ms each."
 677                         <<std::endl;
 678
 679         {
 680                 TimeTaker timer("Testing floating-point conversion speed");
 681                 tempf = 0.001;
 682                 for(u32 i=0; i<4000000; i++){
 683                         temp16 += tempf;
 684                         tempf += 0.001;
 685                 }
 686         }
 687
 688         {
 689                 TimeTaker timer("Testing floating-point vector speed");
 690
 691                 tempv3f1 = v3f(1,2,3);
 692                 tempv3f2 = v3f(4,5,6);
 693                 for(u32 i=0; i<10000000; i++){
 694                         tempf += tempv3f1.dotProduct(tempv3f2);
 695                         tempv3f2 += v3f(7,8,9);
 696                 }
 697         }
 698
 699         {
 700                 TimeTaker timer("Testing core::map speed");
 701
 702                 core::map<v2s16, f32> map1;
 703                 tempf = -324;
 704                 const s16 ii=300;
 705                 for(s16 y=0; y<ii; y++){
 706                         for(s16 x=0; x<ii; x++){
 707                                 map1.insert(v2s16(x,y), tempf);
 708                                 tempf += 1;
 709                         }
 710                 }
 711                 for(s16 y=ii-1; y>=0; y--){
 712                         for(s16 x=0; x<ii; x++){
 713                                 tempf = map1[v2s16(x,y)];
 714                         }
 715                 }
 716         }
 717
 718         {
 719                 infostream<<"Around 5000/ms should do well here."<<std::endl;
 720                 TimeTaker timer("Testing mutex speed");
 721
 722                 JMutex m;
 723                 m.Init();
 724                 u32 n = 0;
 725                 u32 i = 0;
 726                 do{
 727                         n += 10000;
 728                         for(; i<n; i++){
 729                                 m.Lock();
 730                                 m.Unlock();
 731                         }
 732                 }
 733                 // Do at least 10ms
 734                 while(timer.getTime() < 10);
 735
 736                 u32 dtime = timer.stop();
 737                 u32 per_ms = n / dtime;
 738                 infostream<<"Done. "<<dtime<<"ms, "
 739                                 <<per_ms<<"/ms"<<std::endl;
 740         }
 741 }
 742
 743 int main(int argc, char *argv[])
 744 {
 745         int retval = 0;
 746
 747         /*
 748                 Initialization
 749         */
 750
 751         log_add_output_maxlev(&main_stderr_log_out, LMT_ACTION);
 752         log_add_output_all_levs(&main_dstream_no_stderr_log_out);
 753
 754         log_register_thread("main");
 755
 756         // Set locale. This is for forcing '.' as the decimal point.
 757         std::locale::global(std::locale("C"));
 758         // This enables printing all characters in bitmap font
 759         setlocale(LC_CTYPE, "en_US");
 760
 761         /*
 762                 Parse command line
 763         */
 764
 765         // List all allowed options
 766         core::map<std::string, ValueSpec> allowed_options;
 767         allowed_options.insert("help", ValueSpec(VALUETYPE_FLAG,
 768                         "Show allowed options"));
 769         allowed_options.insert("config", ValueSpec(VALUETYPE_STRING,
 770                         "Load configuration from specified file"));
 771         allowed_options.insert("port", ValueSpec(VALUETYPE_STRING,
 772                         "Set network port (UDP)"));
 773         allowed_options.insert("disable-unittests", ValueSpec(VALUETYPE_FLAG,
 774                         "Disable unit tests"));
 775         allowed_options.insert("enable-unittests", ValueSpec(VALUETYPE_FLAG,
 776                         "Enable unit tests"));
 777         allowed_options.insert("map-dir", ValueSpec(VALUETYPE_STRING,
 778                         "Same as --world (deprecated)"));
 779         allowed_options.insert("world", ValueSpec(VALUETYPE_STRING,
 780                         "Set world path"));
 781         allowed_options.insert("verbose", ValueSpec(VALUETYPE_FLAG,
 782                         "Print more information to console"));
 783         allowed_options.insert("logfile", ValueSpec(VALUETYPE_STRING,
 784                         "Set logfile path (debug.txt)"));
 785         allowed_options.insert("gameid", ValueSpec(VALUETYPE_STRING,
 786                         "Set gameid"));
 787 #ifndef SERVER
 788         allowed_options.insert("speedtests", ValueSpec(VALUETYPE_FLAG,
 789                         "Run speed tests"));
 790         allowed_options.insert("address", ValueSpec(VALUETYPE_STRING,
 791                         "Address to connect to. ('' = local game)"));
 792         allowed_options.insert("random-input", ValueSpec(VALUETYPE_FLAG,
 793                         "Enable random user input, for testing"));
 794         allowed_options.insert("server", ValueSpec(VALUETYPE_FLAG,
 795                         "Run dedicated server"));
 796         allowed_options.insert("name", ValueSpec(VALUETYPE_STRING,
 797                         "Set player name"));
 798         allowed_options.insert("password", ValueSpec(VALUETYPE_STRING,
 799                         "Set password"));
 800         allowed_options.insert("go", ValueSpec(VALUETYPE_FLAG,
 801                         "Disable main menu"));
 802 #endif
 803
 804         Settings cmd_args;
 805
 806         bool ret = cmd_args.parseCommandLine(argc, argv, allowed_options);
 807
 808         if(ret == false || cmd_args.getFlag("help"))
 809         {
 810                 dstream<<"Allowed options:"<<std::endl;
 811                 for(core::map<std::string, ValueSpec>::Iterator
 812                                 i = allowed_options.getIterator();
 813                                 i.atEnd() == false; i++)
 814                 {
 815                         std::ostringstream os1(std::ios::binary);
 816                         os1<<"  --"<<i.getNode()->getKey();
 817                         if(i.getNode()->getValue().type == VALUETYPE_FLAG)
 818                                 {}
 819                         else
 820                                 os1<<" <value>";
 821                         dstream<<padStringRight(os1.str(), 24);
 822
 823                         if(i.getNode()->getValue().help != NULL)
 824                                 dstream<<i.getNode()->getValue().help;
 825                         dstream<<std::endl;
 826                 }
 827
 828                 return cmd_args.getFlag("help") ? 0 : 1;
 829         }
 830
 831         /*
 832                 Low-level initialization
 833         */
 834
 835         // In certain cases, output info level on stderr
 836         if(cmd_args.getFlag("verbose") || cmd_args.getFlag("speedtests"))
 837                 log_add_output(&main_stderr_log_out, LMT_INFO);
 838
 839         porting::signal_handler_init();
 840         bool &kill = *porting::signal_handler_killstatus();
 841
 842         porting::initializePaths();
 843
 844         // Create user data directory
 845         fs::CreateDir(porting::path_user);
 846
 847         init_gettext((porting::path_share+DIR_DELIM+".."+DIR_DELIM+"locale").c_str());
 848
 849         // Initialize debug streams
 850 #ifdef RUN_IN_PLACE
 851         std::string logfile = DEBUGFILE;
 852 #else
 853         std::string logfile = porting::path_user+DIR_DELIM+DEBUGFILE;
 854 #endif
 855         if(cmd_args.exists("logfile"))
 856                 logfile = cmd_args.get("logfile");
 857         bool disable_stderr = false;
 858         debugstreams_init(disable_stderr, logfile.c_str());
 859         // Initialize debug stacks
 860         debug_stacks_init();
 861
 862         DSTACK(__FUNCTION_NAME);
 863
 864         dstream<<"logfile    = "<<logfile<<std::endl;
 865         dstream<<"path_share = "<<porting::path_share<<std::endl;
 866         dstream<<"path_user  = "<<porting::path_user<<std::endl;
 867
 868         // Debug handler
 869         BEGIN_DEBUG_EXCEPTION_HANDLER
 870
 871         // Print startup message
 872         actionstream<<PROJECT_NAME<<
 873                         " with SER_FMT_VER_HIGHEST="<<(int)SER_FMT_VER_HIGHEST
 874                         <<", "<<BUILD_INFO
 875                         <<std::endl;
 876
 877         /*
 878                 Basic initialization
 879         */
 880
 881         // Initialize default settings
 882         set_default_settings(g_settings);
 883
 884         // Initialize sockets
 885         sockets_init();
 886         atexit(sockets_cleanup);
 887
 888         /*
 889                 Read config file
 890         */
 891
 892         // Path of configuration file in use
 893         std::string configpath = "";
 894
 895         if(cmd_args.exists("config"))
 896         {
 897                 bool r = g_settings->readConfigFile(cmd_args.get("config").c_str());
 898                 if(r == false)
 899                 {
 900                         errorstream<<"Could not read configuration from \""
 901                                         <<cmd_args.get("config")<<"\""<<std::endl;
 902                         return 1;
 903                 }
 904                 configpath = cmd_args.get("config");
 905         }
 906         else
 907         {
 908                 core::array<std::string> filenames;
 909                 filenames.push_back(porting::path_user +
 910                                 DIR_DELIM + "minetest.conf");
 911                 // Legacy configuration file location
 912                 filenames.push_back(porting::path_user +
 913                                 DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
 914 #ifdef RUN_IN_PLACE
 915                 // Try also from a lower level (to aid having the same configuration
 916                 // for many RUN_IN_PLACE installs)
 917                 filenames.push_back(porting::path_user +
 918                                 DIR_DELIM + ".." + DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
 919 #endif
 920
 921                 for(u32 i=0; i<filenames.size(); i++)
 922                 {
 923                         bool r = g_settings->readConfigFile(filenames[i].c_str());
 924                         if(r)
 925                         {
 926                                 configpath = filenames[i];
 927                                 break;
 928                         }
 929                 }
 930
 931                 // If no path found, use the first one (menu creates the file)
 932                 if(configpath == "")
 933                         configpath = filenames[0];
 934         }
 935
 936         // Initialize random seed
 937         srand(time(0));
 938         mysrand(time(0));
 939
 940         /*
 941                 Run unit tests
 942         */
 943
 944         if((ENABLE_TESTS && cmd_args.getFlag("disable-unittests") == false)
 945                         || cmd_args.getFlag("enable-unittests") == true)
 946         {
 947                 run_tests();
 948         }
 949
 950         /*
 951                 Game parameters
 952         */
 953
 954         // Port
 955         u16 port = 30000;
 956         if(cmd_args.exists("port"))
 957                 port = cmd_args.getU16("port");
 958         else if(g_settings->exists("port"))
 959                 port = g_settings->getU16("port");
 960         if(port == 0)
 961                 port = 30000;
 962
 963         // Map directory
 964         std::string world_path = porting::path_user + DIR_DELIM + "server" + DIR_DELIM + "worlds" + DIR_DELIM + "world";
 965         if(cmd_args.exists("world"))
 966                 world_path = cmd_args.get("world");
 967         else if(cmd_args.exists("map-dir"))
 968                 world_path = cmd_args.get("map-dir");
 969         else if(g_settings->exists("map-dir"))
 970                 world_path = g_settings->get("map-dir");
 971         else{
 972                 // No map-dir option was specified.
 973                 // Check if the world is found from the default directory, and if
 974                 // not, see if the legacy world directory exists.
 975                 std::string legacy_world_path = porting::path_user+DIR_DELIM+".."+DIR_DELIM+"world";
 976                 if(!fs::PathExists(world_path) && fs::PathExists(legacy_world_path)){
 977                         errorstream<<"Warning: Using legacy world directory \""
 978                                         <<legacy_world_path<<"\""<<std::endl;
 979                         world_path = legacy_world_path;
 980                 }
 981         }
 982
 983         // Determine gameid
 984         std::string gameid = "";
 985         if(cmd_args.exists("gameid"))
 986                 gameid = cmd_args.get("gameid");
 987         std::string world_gameid = getWorldGameId(world_path);
 988         if(world_gameid == ""){
 989                 if(gameid != "")
 990                         world_gameid = gameid;
 991                 else{
 992                         world_gameid = "mesetint";
 993                 }
 994         }
 995         if(gameid == "")
 996                 gameid = world_gameid;
 997         else if(world_gameid != ""){
 998                 if(world_gameid != gameid){
 999                         errorstream<<"World gameid mismatch"<<std::endl;
1000                         return 1;
1001                 }
1002         }
1003         if(gameid == ""){
1004                 errorstream<<"No gameid supplied or detected"<<std::endl;
1005                 return 1;
1006         }
1007
1008         infostream<<"Using gameid \""<<gameid<<"\""<<std::endl;
1009
1010         SubgameSpec gamespec = findSubgame(gameid);
1011         if(!gamespec.isValid()){
1012                 errorstream<<"Game \""<<gameid<<"\" not found"<<std::endl;
1013                 std::set<std::string> gameids = getAvailableGameIds();
1014                 infostream<<"Available gameids: ";
1015                 for(std::set<std::string>::const_iterator i = gameids.begin();
1016                                 i != gameids.end(); i++)
1017                         infostream<<(*i)<<" ";
1018                 infostream<<std::endl;
1019                 return 1;
1020         }
1021
1022         // Run dedicated server if asked to or no other option
1023 #ifdef SERVER
1024         bool run_dedicated_server = true;
1025 #else
1026         bool run_dedicated_server = cmd_args.getFlag("server");
1027 #endif
1028         if(run_dedicated_server)
1029         {
1030                 DSTACK("Dedicated server branch");
1031
1032                 // Create time getter if built with Irrlicht
1033 #ifndef SERVER
1034                 g_timegetter = new SimpleTimeGetter();
1035 #endif
1036
1037                 // Create server
1038                 Server server(world_path, configpath, gamespec);
1039                 server.start(port);
1040
1041                 // Run server
1042                 dedicated_server_loop(server, kill);
1043
1044                 return 0;
1045         }
1046
1047 #ifndef SERVER // Exclude from dedicated server build
1048
1049         /*
1050                 More parameters
1051         */
1052
1053         std::string address = g_settings->get("address");
1054         if(cmd_args.exists("address"))
1055                 address = cmd_args.get("address");
1056
1057         std::string playername = g_settings->get("name");
1058         if(cmd_args.exists("name"))
1059                 playername = cmd_args.get("name");
1060
1061         bool skip_main_menu = cmd_args.getFlag("go");
1062
1063         /*
1064                 Device initialization
1065         */
1066
1067         // Resolution selection
1068
1069         bool fullscreen = false;
1070         u16 screenW = g_settings->getU16("screenW");
1071         u16 screenH = g_settings->getU16("screenH");
1072
1073         // Determine driver
1074
1075         video::E_DRIVER_TYPE driverType;
1076
1077         std::string driverstring = g_settings->get("video_driver");
1078
1079         if(driverstring == "null")
1080                 driverType = video::EDT_NULL;
1081         else if(driverstring == "software")
1082                 driverType = video::EDT_SOFTWARE;
1083         else if(driverstring == "burningsvideo")
1084                 driverType = video::EDT_BURNINGSVIDEO;
1085         else if(driverstring == "direct3d8")
1086                 driverType = video::EDT_DIRECT3D8;
1087         else if(driverstring == "direct3d9")
1088                 driverType = video::EDT_DIRECT3D9;
1089         else if(driverstring == "opengl")
1090                 driverType = video::EDT_OPENGL;
1091         else
1092         {
1093                 errorstream<<"WARNING: Invalid video_driver specified; defaulting "
1094                                 "to opengl"<<std::endl;
1095                 driverType = video::EDT_OPENGL;
1096         }
1097
1098         /*
1099                 Create device and exit if creation failed
1100         */
1101
1102         MyEventReceiver receiver;
1103
1104         IrrlichtDevice *device;
1105         device = createDevice(driverType,
1106                         core::dimension2d<u32>(screenW, screenH),
1107                         16, fullscreen, false, false, &receiver);
1108
1109         if (device == 0)
1110                 return 1; // could not create selected driver.
1111
1112         /*
1113                 Continue initialization
1114         */
1115
1116         video::IVideoDriver* driver = device->getVideoDriver();
1117
1118         // Disable mipmaps (because some of them look ugly)
1119         driver->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, false);
1120
1121         /*
1122                 This changes the minimum allowed number of vertices in a VBO.
1123                 Default is 500.
1124         */
1125         //driver->setMinHardwareBufferVertexCount(50);
1126
1127         // Create time getter
1128         g_timegetter = new IrrlichtTimeGetter(device);
1129
1130         // Create game callback for menus
1131         g_gamecallback = new MainGameCallback(device);
1132
1133         /*
1134                 Speed tests (done after irrlicht is loaded to get timer)
1135         */
1136         if(cmd_args.getFlag("speedtests"))
1137         {
1138                 dstream<<"Running speed tests"<<std::endl;
1139                 SpeedTests();
1140                 return 0;
1141         }
1142
1143         device->setResizable(true);
1144
1145         bool random_input = g_settings->getBool("random_input")
1146                         || cmd_args.getFlag("random-input");
1147         InputHandler *input = NULL;
1148         if(random_input)
1149                 input = new RandomInputHandler();
1150         else
1151                 input = new RealInputHandler(device, &receiver);
1152
1153         scene::ISceneManager* smgr = device->getSceneManager();
1154
1155         guienv = device->getGUIEnvironment();
1156         gui::IGUISkin* skin = guienv->getSkin();
1157         gui::IGUIFont* font = guienv->getFont(getTexturePath("fontlucida.png").c_str());
1158         if(font)
1159                 skin->setFont(font);
1160         else
1161                 errorstream<<"WARNING: Font file was not found."
1162                                 " Using default font."<<std::endl;
1163         // If font was not found, this will get us one
1164         font = skin->getFont();
1165         assert(font);
1166
1167         u32 text_height = font->getDimension(L"Hello, world!").Height;
1168         infostream<<"text_height="<<text_height<<std::endl;
1169
1170         //skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255,0,0,0));
1171         skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255,255,255,255));
1172         //skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(0,0,0,0));
1173         //skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(0,0,0,0));
1174         skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(255,0,0,0));
1175         skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(255,0,0,0));
1176
1177         /*
1178                 GUI stuff
1179         */
1180
1181         ChatBackend chat_backend;
1182
1183         /*
1184                 If an error occurs, this is set to something and the
1185                 menu-game loop is restarted. It is then displayed before
1186                 the menu.
1187         */
1188         std::wstring error_message = L"";
1189
1190         // The password entered during the menu screen,
1191         std::string password;
1192
1193         /*
1194                 Menu-game loop
1195         */
1196         while(device->run() && kill == false)
1197         {
1198                 // Set the window caption
1199                 device->setWindowCaption(L"Minetest [Main Menu]");
1200
1201                 // This is used for catching disconnects
1202                 try
1203                 {
1204
1205                         /*
1206                                 Clear everything from the GUIEnvironment
1207                         */
1208                         guienv->clear();
1209
1210                         /*
1211                                 We need some kind of a root node to be able to add
1212                                 custom gui elements directly on the screen.
1213                                 Otherwise they won't be automatically drawn.
1214                         */
1215                         guiroot = guienv->addStaticText(L"",
1216                                         core::rect<s32>(0, 0, 10000, 10000));
1217
1218                         /*
1219                                 Out-of-game menu loop.
1220
1221                                 Loop quits when menu returns proper parameters.
1222                         */
1223                         while(kill == false)
1224                         {
1225                                 // Cursor can be non-visible when coming from the game
1226                                 device->getCursorControl()->setVisible(true);
1227                                 // Some stuff are left to scene manager when coming from the game
1228                                 // (map at least?)
1229                                 smgr->clear();
1230                                 // Reset or hide the debug gui texts
1231                                 /*guitext->setText(L"Minetest-c55");
1232                                 guitext2->setVisible(false);
1233                                 guitext_info->setVisible(false);
1234                                 guitext_chat->setVisible(false);*/
1235
1236                                 // Initialize menu data
1237                                 MainMenuData menudata;
1238                                 menudata.address = narrow_to_wide(address);
1239                                 menudata.name = narrow_to_wide(playername);
1240                                 menudata.port = narrow_to_wide(itos(port));
1241                                 menudata.fancy_trees = g_settings->getBool("new_style_leaves");
1242                                 menudata.smooth_lighting = g_settings->getBool("smooth_lighting");
1243                                 menudata.clouds_3d = g_settings->getBool("enable_3d_clouds");
1244                                 menudata.opaque_water = g_settings->getBool("opaque_water");
1245                                 menudata.creative_mode = g_settings->getBool("creative_mode");
1246                                 menudata.enable_damage = g_settings->getBool("enable_damage");
1247                                 if(cmd_args.exists("password"))
1248                                         menudata.password = narrow_to_wide(cmd_args.get("password"));
1249
1250                                 if(skip_main_menu == false)
1251                                 {
1252                                         GUIMainMenu *menu =
1253                                                         new GUIMainMenu(guienv, guiroot, -1,
1254                                                                 &g_menumgr, &menudata, g_gamecallback);
1255                                         menu->allowFocusRemoval(true);
1256
1257                                         if(error_message != L"")
1258                                         {
1259                                                 verbosestream<<"error_message = "
1260                                                                 <<wide_to_narrow(error_message)<<std::endl;
1261
1262                                                 GUIMessageMenu *menu2 =
1263                                                                 new GUIMessageMenu(guienv, guiroot, -1,
1264                                                                         &g_menumgr, error_message.c_str());
1265                                                 menu2->drop();
1266                                                 error_message = L"";
1267                                         }
1268
1269                                         video::IVideoDriver* driver = device->getVideoDriver();
1270
1271                                         infostream<<"Created main menu"<<std::endl;
1272
1273                                         while(device->run() && kill == false)
1274                                         {
1275                                                 if(menu->getStatus() == true)
1276                                                         break;
1277
1278                                                 //driver->beginScene(true, true, video::SColor(255,0,0,0));
1279                                                 driver->beginScene(true, true, video::SColor(255,128,128,128));
1280
1281                                                 drawMenuBackground(driver);
1282
1283                                                 guienv->drawAll();
1284
1285                                                 driver->endScene();
1286
1287                                                 // On some computers framerate doesn't seem to be
1288                                                 // automatically limited
1289                                                 sleep_ms(25);
1290                                         }
1291
1292                                         // Break out of menu-game loop to shut down cleanly
1293                                         if(device->run() == false || kill == true)
1294                                                 break;
1295
1296                                         infostream<<"Dropping main menu"<<std::endl;
1297
1298                                         menu->drop();
1299
1300                                         // Delete map if requested
1301                                         if(menudata.delete_map)
1302                                         {
1303                                                 bool r = fs::RecursiveDeleteContent(world_path);
1304                                                 if(r == false)
1305                                                         error_message = L"Delete failed";
1306                                                 continue;
1307                                         }
1308                                 }
1309
1310                                 playername = wide_to_narrow(menudata.name);
1311                                 password = translatePassword(playername, menudata.password);
1312                                 //infostream<<"Main: password hash: '"<<password<<"'"<<std::endl;
1313
1314                                 address = wide_to_narrow(menudata.address);
1315                                 int newport = stoi(wide_to_narrow(menudata.port));
1316                                 if(newport != 0)
1317                                         port = newport;
1318                                 // Save settings
1319                                 g_settings->set("new_style_leaves", itos(menudata.fancy_trees));
1320                                 g_settings->set("smooth_lighting", itos(menudata.smooth_lighting));
1321                                 g_settings->set("enable_3d_clouds", itos(menudata.clouds_3d));
1322                                 g_settings->set("opaque_water", itos(menudata.opaque_water));
1323                                 g_settings->set("creative_mode", itos(menudata.creative_mode));
1324                                 g_settings->set("enable_damage", itos(menudata.enable_damage));
1325                                 g_settings->set("name", playername);
1326                                 g_settings->set("address", address);
1327                                 g_settings->set("port", itos(port));
1328                                 // Update configuration file
1329                                 if(configpath != "")
1330                                         g_settings->updateConfigFile(configpath.c_str());
1331
1332                                 // Continue to game
1333                                 break;
1334                         }
1335
1336                         // Break out of menu-game loop to shut down cleanly
1337                         if(device->run() == false || kill == true)
1338                                 break;
1339
1340                         /*
1341                                 Run game
1342                         */
1343                         the_game(
1344                                 kill,
1345                                 random_input,
1346                                 input,
1347                                 device,
1348                                 font,
1349                                 world_path,
1350                                 playername,
1351                                 password,
1352                                 address,
1353                                 port,
1354                                 error_message,
1355                                 configpath,
1356                                 chat_backend,
1357                                 gamespec
1358                         );
1359
1360                 } //try
1361                 catch(con::PeerNotFoundException &e)
1362                 {
1363                         errorstream<<"Connection error (timed out?)"<<std::endl;
1364                         error_message = L"Connection error (timed out?)";
1365                 }
1366                 catch(SocketException &e)
1367                 {
1368                         errorstream<<"Socket error (port already in use?)"<<std::endl;
1369                         error_message = L"Socket error (port already in use?)";
1370                 }
1371                 catch(ModError &e)
1372                 {
1373                         errorstream<<e.what()<<std::endl;
1374                         error_message = narrow_to_wide(e.what()) + L"\nCheck debug.txt for details.";
1375                 }
1376 #ifdef NDEBUG
1377                 catch(std::exception &e)
1378                 {
1379                         std::string narrow_message = "Some exception, what()=\"";
1380                         narrow_message += e.what();
1381                         narrow_message += "\"";
1382                         errorstream<<narrow_message<<std::endl;
1383                         error_message = narrow_to_wide(narrow_message);
1384                 }
1385 #endif
1386
1387                 // If no main menu, show error and exit
1388                 if(skip_main_menu)
1389                 {
1390                         if(error_message != L""){
1391                                 verbosestream<<"error_message = "
1392                                                 <<wide_to_narrow(error_message)<<std::endl;
1393                                 retval = 1;
1394                         }
1395                         break;
1396                 }
1397         } // Menu-game loop
1398
1399         delete input;
1400
1401         /*
1402                 In the end, delete the Irrlicht device.
1403         */
1404         device->drop();
1405
1406 #endif // !SERVER
1407
1408         // Update configuration file
1409         if(configpath != "")
1410                 g_settings->updateConfigFile(configpath.c_str());
1411
1412         END_DEBUG_EXCEPTION_HANDLER(errorstream)
1413
1414         debugstreams_deinit();
1415
1416         return retval;
1417 }
1418
1419 //END
1420