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GUI: Make singleplayer default tab, store selected serverlist, show title of serverlist
[minetest.git] / src / main.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 #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 "irrlichttypes_extrabloated.h"
51 #include "debug.h"
52 #include "test.h"
53 #include "clouds.h"
54 #include "server.h"
55 #include "constants.h"
56 #include "porting.h"
57 #include "gettime.h"
58 #include "guiMessageMenu.h"
59 #include "filesys.h"
60 #include "config.h"
61 #include "guiMainMenu.h"
62 #include "game.h"
63 #include "keycode.h"
64 #include "tile.h"
65 #include "chat.h"
66 #include "defaultsettings.h"
67 #include "gettext.h"
68 #include "settings.h"
69 #include "profiler.h"
70 #include "log.h"
71 #include "mods.h"
72 #if USE_FREETYPE
73 #include "xCGUITTFont.h"
74 #endif
75 #include "util/string.h"
76 #include "subgame.h"
77 #include "quicktune.h"
78 #include "serverlist.h"
79
80 /*
81         Settings.
82         These are loaded from the config file.
83 */
84 Settings main_settings;
85 Settings *g_settings = &main_settings;
86
87 // Global profiler
88 Profiler main_profiler;
89 Profiler *g_profiler = &main_profiler;
90
91 /*
92         Debug streams
93 */
94
95 // Connection
96 std::ostream *dout_con_ptr = &dummyout;
97 std::ostream *derr_con_ptr = &verbosestream;
98
99 // Server
100 std::ostream *dout_server_ptr = &infostream;
101 std::ostream *derr_server_ptr = &errorstream;
102
103 // Client
104 std::ostream *dout_client_ptr = &infostream;
105 std::ostream *derr_client_ptr = &errorstream;
106
107 #ifndef SERVER
108 /*
109         Random stuff
110 */
111
112 /* mainmenumanager.h */
113
114 gui::IGUIEnvironment* guienv = NULL;
115 gui::IGUIStaticText *guiroot = NULL;
116 MainMenuManager g_menumgr;
117
118 bool noMenuActive()
119 {
120         return (g_menumgr.menuCount() == 0);
121 }
122
123 // Passed to menus to allow disconnecting and exiting
124 MainGameCallback *g_gamecallback = NULL;
125 #endif
126
127 /*
128         gettime.h implementation
129 */
130
131 #ifdef SERVER
132
133 u32 getTimeMs()
134 {
135         /* Use imprecise system calls directly (from porting.h) */
136         return porting::getTime(PRECISION_MILLI);
137 }
138
139 u32 getTime(TimePrecision prec)
140 {
141         return porting::getTime(prec);
142 }
143
144 #else
145
146 // A small helper class
147 class TimeGetter
148 {
149 public:
150         virtual u32 getTime(TimePrecision prec) = 0;
151 };
152
153 // A precise irrlicht one
154 class IrrlichtTimeGetter: public TimeGetter
155 {
156 public:
157         IrrlichtTimeGetter(IrrlichtDevice *device):
158                 m_device(device)
159         {}
160         u32 getTime(TimePrecision prec)
161         {
162                 if (prec == PRECISION_MILLI) {
163                         if(m_device == NULL)
164                                 return 0;
165                         return m_device->getTimer()->getRealTime();
166                 } else {
167                         return porting::getTime(prec);
168                 }
169         }
170 private:
171         IrrlichtDevice *m_device;
172 };
173 // Not so precise one which works without irrlicht
174 class SimpleTimeGetter: public TimeGetter
175 {
176 public:
177         u32 getTime(TimePrecision prec)
178         {
179                 return porting::getTime(prec);
180         }
181 };
182
183 // A pointer to a global instance of the time getter
184 // TODO: why?
185 TimeGetter *g_timegetter = NULL;
186
187 u32 getTimeMs()
188 {
189         if(g_timegetter == NULL)
190                 return 0;
191         return g_timegetter->getTime(PRECISION_MILLI);
192 }
193
194 u32 getTime(TimePrecision prec) {
195         if (g_timegetter == NULL)
196                 return 0;
197         return g_timegetter->getTime(prec);
198 }
199
200 #endif
201
202 class StderrLogOutput: public ILogOutput
203 {
204 public:
205         /* line: Full line with timestamp, level and thread */
206         void printLog(const std::string &line)
207         {
208                 std::cerr<<line<<std::endl;
209         }
210 } main_stderr_log_out;
211
212 class DstreamNoStderrLogOutput: public ILogOutput
213 {
214 public:
215         /* line: Full line with timestamp, level and thread */
216         void printLog(const std::string &line)
217         {
218                 dstream_no_stderr<<line<<std::endl;
219         }
220 } main_dstream_no_stderr_log_out;
221
222 #ifndef SERVER
223
224 /*
225         Event handler for Irrlicht
226
227         NOTE: Everything possible should be moved out from here,
228               probably to InputHandler and the_game
229 */
230
231 class MyEventReceiver : public IEventReceiver
232 {
233 public:
234         // This is the one method that we have to implement
235         virtual bool OnEvent(const SEvent& event)
236         {
237                 /*
238                         React to nothing here if a menu is active
239                 */
240                 if(noMenuActive() == false)
241                 {
242                         return false;
243                 }
244
245                 // Remember whether each key is down or up
246                 if(event.EventType == irr::EET_KEY_INPUT_EVENT)
247                 {
248                         if(event.KeyInput.PressedDown) {
249                                 keyIsDown.set(event.KeyInput);
250                                 keyWasDown.set(event.KeyInput);
251                         } else {
252                                 keyIsDown.unset(event.KeyInput);
253                         }
254                 }
255
256                 if(event.EventType == irr::EET_MOUSE_INPUT_EVENT)
257                 {
258                         if(noMenuActive() == false)
259                         {
260                                 left_active = false;
261                                 middle_active = false;
262                                 right_active = false;
263                         }
264                         else
265                         {
266                                 left_active = event.MouseInput.isLeftPressed();
267                                 middle_active = event.MouseInput.isMiddlePressed();
268                                 right_active = event.MouseInput.isRightPressed();
269
270                                 if(event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN)
271                                 {
272                                         leftclicked = true;
273                                 }
274                                 if(event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN)
275                                 {
276                                         rightclicked = true;
277                                 }
278                                 if(event.MouseInput.Event == EMIE_LMOUSE_LEFT_UP)
279                                 {
280                                         leftreleased = true;
281                                 }
282                                 if(event.MouseInput.Event == EMIE_RMOUSE_LEFT_UP)
283                                 {
284                                         rightreleased = true;
285                                 }
286                                 if(event.MouseInput.Event == EMIE_MOUSE_WHEEL)
287                                 {
288                                         mouse_wheel += event.MouseInput.Wheel;
289                                 }
290                         }
291                 }
292
293                 return false;
294         }
295
296         bool IsKeyDown(const KeyPress &keyCode) const
297         {
298                 return keyIsDown[keyCode];
299         }
300         
301         // Checks whether a key was down and resets the state
302         bool WasKeyDown(const KeyPress &keyCode)
303         {
304                 bool b = keyWasDown[keyCode];
305                 if (b)
306                         keyWasDown.unset(keyCode);
307                 return b;
308         }
309
310         s32 getMouseWheel()
311         {
312                 s32 a = mouse_wheel;
313                 mouse_wheel = 0;
314                 return a;
315         }
316
317         void clearInput()
318         {
319                 keyIsDown.clear();
320                 keyWasDown.clear();
321
322                 leftclicked = false;
323                 rightclicked = false;
324                 leftreleased = false;
325                 rightreleased = false;
326
327                 left_active = false;
328                 middle_active = false;
329                 right_active = false;
330
331                 mouse_wheel = 0;
332         }
333
334         MyEventReceiver()
335         {
336                 clearInput();
337         }
338
339         bool leftclicked;
340         bool rightclicked;
341         bool leftreleased;
342         bool rightreleased;
343
344         bool left_active;
345         bool middle_active;
346         bool right_active;
347
348         s32 mouse_wheel;
349
350 private:
351         IrrlichtDevice *m_device;
352         
353         // The current state of keys
354         KeyList keyIsDown;
355         // Whether a key has been pressed or not
356         KeyList keyWasDown;
357 };
358
359 /*
360         Separated input handler
361 */
362
363 class RealInputHandler : public InputHandler
364 {
365 public:
366         RealInputHandler(IrrlichtDevice *device, MyEventReceiver *receiver):
367                 m_device(device),
368                 m_receiver(receiver)
369         {
370         }
371         virtual bool isKeyDown(const KeyPress &keyCode)
372         {
373                 return m_receiver->IsKeyDown(keyCode);
374         }
375         virtual bool wasKeyDown(const KeyPress &keyCode)
376         {
377                 return m_receiver->WasKeyDown(keyCode);
378         }
379         virtual v2s32 getMousePos()
380         {
381                 return m_device->getCursorControl()->getPosition();
382         }
383         virtual void setMousePos(s32 x, s32 y)
384         {
385                 m_device->getCursorControl()->setPosition(x, y);
386         }
387
388         virtual bool getLeftState()
389         {
390                 return m_receiver->left_active;
391         }
392         virtual bool getRightState()
393         {
394                 return m_receiver->right_active;
395         }
396         
397         virtual bool getLeftClicked()
398         {
399                 return m_receiver->leftclicked;
400         }
401         virtual bool getRightClicked()
402         {
403                 return m_receiver->rightclicked;
404         }
405         virtual void resetLeftClicked()
406         {
407                 m_receiver->leftclicked = false;
408         }
409         virtual void resetRightClicked()
410         {
411                 m_receiver->rightclicked = false;
412         }
413
414         virtual bool getLeftReleased()
415         {
416                 return m_receiver->leftreleased;
417         }
418         virtual bool getRightReleased()
419         {
420                 return m_receiver->rightreleased;
421         }
422         virtual void resetLeftReleased()
423         {
424                 m_receiver->leftreleased = false;
425         }
426         virtual void resetRightReleased()
427         {
428                 m_receiver->rightreleased = false;
429         }
430
431         virtual s32 getMouseWheel()
432         {
433                 return m_receiver->getMouseWheel();
434         }
435
436         void clear()
437         {
438                 m_receiver->clearInput();
439         }
440 private:
441         IrrlichtDevice *m_device;
442         MyEventReceiver *m_receiver;
443 };
444
445 class RandomInputHandler : public InputHandler
446 {
447 public:
448         RandomInputHandler()
449         {
450                 leftdown = false;
451                 rightdown = false;
452                 leftclicked = false;
453                 rightclicked = false;
454                 leftreleased = false;
455                 rightreleased = false;
456                 keydown.clear();
457         }
458         virtual bool isKeyDown(const KeyPress &keyCode)
459         {
460                 return keydown[keyCode];
461         }
462         virtual bool wasKeyDown(const KeyPress &keyCode)
463         {
464                 return false;
465         }
466         virtual v2s32 getMousePos()
467         {
468                 return mousepos;
469         }
470         virtual void setMousePos(s32 x, s32 y)
471         {
472                 mousepos = v2s32(x,y);
473         }
474
475         virtual bool getLeftState()
476         {
477                 return leftdown;
478         }
479         virtual bool getRightState()
480         {
481                 return rightdown;
482         }
483
484         virtual bool getLeftClicked()
485         {
486                 return leftclicked;
487         }
488         virtual bool getRightClicked()
489         {
490                 return rightclicked;
491         }
492         virtual void resetLeftClicked()
493         {
494                 leftclicked = false;
495         }
496         virtual void resetRightClicked()
497         {
498                 rightclicked = false;
499         }
500
501         virtual bool getLeftReleased()
502         {
503                 return leftreleased;
504         }
505         virtual bool getRightReleased()
506         {
507                 return rightreleased;
508         }
509         virtual void resetLeftReleased()
510         {
511                 leftreleased = false;
512         }
513         virtual void resetRightReleased()
514         {
515                 rightreleased = false;
516         }
517
518         virtual s32 getMouseWheel()
519         {
520                 return 0;
521         }
522
523         virtual void step(float dtime)
524         {
525                 {
526                         static float counter1 = 0;
527                         counter1 -= dtime;
528                         if(counter1 < 0.0)
529                         {
530                                 counter1 = 0.1*Rand(1, 40);
531                                 keydown.toggle(getKeySetting("keymap_jump"));
532                         }
533                 }
534                 {
535                         static float counter1 = 0;
536                         counter1 -= dtime;
537                         if(counter1 < 0.0)
538                         {
539                                 counter1 = 0.1*Rand(1, 40);
540                                 keydown.toggle(getKeySetting("keymap_special1"));
541                         }
542                 }
543                 {
544                         static float counter1 = 0;
545                         counter1 -= dtime;
546                         if(counter1 < 0.0)
547                         {
548                                 counter1 = 0.1*Rand(1, 40);
549                                 keydown.toggle(getKeySetting("keymap_forward"));
550                         }
551                 }
552                 {
553                         static float counter1 = 0;
554                         counter1 -= dtime;
555                         if(counter1 < 0.0)
556                         {
557                                 counter1 = 0.1*Rand(1, 40);
558                                 keydown.toggle(getKeySetting("keymap_left"));
559                         }
560                 }
561                 {
562                         static float counter1 = 0;
563                         counter1 -= dtime;
564                         if(counter1 < 0.0)
565                         {
566                                 counter1 = 0.1*Rand(1, 20);
567                                 mousespeed = v2s32(Rand(-20,20), Rand(-15,20));
568                         }
569                 }
570                 {
571                         static float counter1 = 0;
572                         counter1 -= dtime;
573                         if(counter1 < 0.0)
574                         {
575                                 counter1 = 0.1*Rand(1, 30);
576                                 leftdown = !leftdown;
577                                 if(leftdown)
578                                         leftclicked = true;
579                                 if(!leftdown)
580                                         leftreleased = true;
581                         }
582                 }
583                 {
584                         static float counter1 = 0;
585                         counter1 -= dtime;
586                         if(counter1 < 0.0)
587                         {
588                                 counter1 = 0.1*Rand(1, 15);
589                                 rightdown = !rightdown;
590                                 if(rightdown)
591                                         rightclicked = true;
592                                 if(!rightdown)
593                                         rightreleased = true;
594                         }
595                 }
596                 mousepos += mousespeed;
597         }
598
599         s32 Rand(s32 min, s32 max)
600         {
601                 return (myrand()%(max-min+1))+min;
602         }
603 private:
604         KeyList keydown;
605         v2s32 mousepos;
606         v2s32 mousespeed;
607         bool leftdown;
608         bool rightdown;
609         bool leftclicked;
610         bool rightclicked;
611         bool leftreleased;
612         bool rightreleased;
613 };
614
615 //Draw the tiled menu background
616 void drawMenuBackground(video::IVideoDriver* driver) {
617         core::dimension2d<u32> screensize = driver->getScreenSize();
618
619         std::string path = getTexturePath("menubg.png");
620         if (path[0]) {
621                 video::ITexture *bgtexture =
622                         driver->getTexture(path.c_str());
623
624                 if (bgtexture) {
625                         s32 scaledsize = 128;
626                 
627                         // The important difference between destsize and screensize is
628                         // that destsize is rounded to whole scaled pixels.
629                         // These formulas use component-wise multiplication and division of v2u32.
630                         v2u32 texturesize = bgtexture->getSize();
631                         v2u32 sourcesize = texturesize * screensize / scaledsize + v2u32(1,1);
632                         v2u32 destsize = scaledsize * sourcesize / texturesize;
633                 
634                         // Default texture wrapping mode in Irrlicht is ETC_REPEAT.
635                         driver->draw2DImage(bgtexture,
636                                 core::rect<s32>(0, 0, destsize.X, destsize.Y),
637                                 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
638                                 NULL, NULL, true);
639                 }
640         }
641 }
642
643 //Draw the footer at the bottom of the window
644 void drawMenuFooter(video::IVideoDriver* driver, bool clouds) {
645         core::dimension2d<u32> screensize = driver->getScreenSize();
646         std::string path = getTexturePath(clouds ?
647                                                 "menufooter_clouds.png" : "menufooter.png");
648         if (path[0]) {
649                 video::ITexture *footertexture =
650                         driver->getTexture(path.c_str());
651
652                 if (footertexture) {
653                         f32 mult = (((f32)screensize.Width)) /
654                                 ((f32)footertexture->getOriginalSize().Width);
655
656                         v2s32 footersize(((f32)footertexture->getOriginalSize().Width) * mult,
657                                         ((f32)footertexture->getOriginalSize().Height) * mult);
658
659                         // Don't draw the footer if there isn't enough room
660                         s32 free_space = (((s32)screensize.Height)-320)/2;
661                         if (free_space > footersize.Y) {
662                                 core::rect<s32> rect(0,0,footersize.X,footersize.Y);
663                                 rect += v2s32(screensize.Width/2,screensize.Height-footersize.Y);
664                                 rect -= v2s32(footersize.X/2, 0);
665
666                                 driver->draw2DImage(footertexture, rect,
667                                         core::rect<s32>(core::position2d<s32>(0,0),
668                                         core::dimension2di(footertexture->getSize())),
669                                         NULL, NULL, true);
670                         }
671                 }
672         }
673 }
674
675 // Draw the Header over the main menu
676 void drawMenuHeader(video::IVideoDriver* driver) {
677         core::dimension2d<u32> screensize = driver->getScreenSize();
678
679         std::string path = getTexturePath("menuheader.png");
680         if (path[0]) {
681                 video::ITexture *splashtexture =
682                 driver->getTexture(path.c_str());
683
684                 if(splashtexture) {
685                         //v2s32 splashsize((splashtexture->getOriginalSize().Width*100)/
686                         //      splashtexture->getOriginalSize().Height, 80);
687
688                         f32 mult = (((f32)screensize.Width / 2)) /
689                                 ((f32)splashtexture->getOriginalSize().Width);
690
691                         v2s32 splashsize(((f32)splashtexture->getOriginalSize().Width) * mult,
692                                         ((f32)splashtexture->getOriginalSize().Height) * mult);
693
694                         // Don't draw the header is there isn't enough room
695                         s32 free_space = (((s32)screensize.Height)-320)/2;
696                         if (free_space > splashsize.Y) {
697                                 core::rect<s32> splashrect(0, 0, splashsize.X, splashsize.Y);
698                                 splashrect += v2s32((screensize.Width/2)-(splashsize.X/2),
699                                         ((free_space/2)-splashsize.Y/2)+10);
700
701                                 video::SColor bgcolor(255,50,50,50);
702
703                                 driver->draw2DImage(splashtexture, splashrect,
704                                         core::rect<s32>(core::position2d<s32>(0,0),
705                                         core::dimension2di(splashtexture->getSize())),
706                                         NULL, NULL, true);
707                         }
708                 }
709         }
710 }
711
712 // Draw the Splash over the clouds and under the main menu
713 void drawMenuSplash(video::IVideoDriver* driver) {
714         core::dimension2d<u32> screensize = driver->getScreenSize();
715         if (getTexturePath("menusplash.png") != "") {
716                 video::ITexture *splashtexture =
717                         driver->getTexture(getTexturePath("menusplash.png").c_str());
718
719                 if(splashtexture) {
720                         core::rect<s32> splashrect(0, 0, screensize.Width, screensize.Height);
721
722                         video::SColor bgcolor(255,50,50,50);
723
724                         driver->draw2DImage(splashtexture, splashrect,
725                                 core::rect<s32>(core::position2d<s32>(0,0),
726                                 core::dimension2di(splashtexture->getSize())),
727                                 NULL, NULL, true);
728                 }
729         }
730 }
731
732 #endif
733
734 // These are defined global so that they're not optimized too much.
735 // Can't change them to volatile.
736 s16 temp16;
737 f32 tempf;
738 v3f tempv3f1;
739 v3f tempv3f2;
740 std::string tempstring;
741 std::string tempstring2;
742
743 void SpeedTests()
744 {
745         {
746                 infostream<<"The following test should take around 20ms."<<std::endl;
747                 TimeTaker timer("Testing std::string speed");
748                 const u32 jj = 10000;
749                 for(u32 j=0; j<jj; j++)
750                 {
751                         tempstring = "";
752                         tempstring2 = "";
753                         const u32 ii = 10;
754                         for(u32 i=0; i<ii; i++){
755                                 tempstring2 += "asd";
756                         }
757                         for(u32 i=0; i<ii+1; i++){
758                                 tempstring += "asd";
759                                 if(tempstring == tempstring2)
760                                         break;
761                         }
762                 }
763         }
764         
765         infostream<<"All of the following tests should take around 100ms each."
766                         <<std::endl;
767
768         {
769                 TimeTaker timer("Testing floating-point conversion speed");
770                 tempf = 0.001;
771                 for(u32 i=0; i<4000000; i++){
772                         temp16 += tempf;
773                         tempf += 0.001;
774                 }
775         }
776         
777         {
778                 TimeTaker timer("Testing floating-point vector speed");
779
780                 tempv3f1 = v3f(1,2,3);
781                 tempv3f2 = v3f(4,5,6);
782                 for(u32 i=0; i<10000000; i++){
783                         tempf += tempv3f1.dotProduct(tempv3f2);
784                         tempv3f2 += v3f(7,8,9);
785                 }
786         }
787
788         {
789                 TimeTaker timer("Testing std::map speed");
790                 
791                 std::map<v2s16, f32> map1;
792                 tempf = -324;
793                 const s16 ii=300;
794                 for(s16 y=0; y<ii; y++){
795                         for(s16 x=0; x<ii; x++){
796                                 map1[v2s16(x,y)] =  tempf;
797                                 tempf += 1;
798                         }
799                 }
800                 for(s16 y=ii-1; y>=0; y--){
801                         for(s16 x=0; x<ii; x++){
802                                 tempf = map1[v2s16(x,y)];
803                         }
804                 }
805         }
806
807         {
808                 infostream<<"Around 5000/ms should do well here."<<std::endl;
809                 TimeTaker timer("Testing mutex speed");
810                 
811                 JMutex m;
812                 m.Init();
813                 u32 n = 0;
814                 u32 i = 0;
815                 do{
816                         n += 10000;
817                         for(; i<n; i++){
818                                 m.Lock();
819                                 m.Unlock();
820                         }
821                 }
822                 // Do at least 10ms
823                 while(timer.getTimerTime() < 10);
824
825                 u32 dtime = timer.stop();
826                 u32 per_ms = n / dtime;
827                 infostream<<"Done. "<<dtime<<"ms, "
828                                 <<per_ms<<"/ms"<<std::endl;
829         }
830 }
831
832 static void print_worldspecs(const std::vector<WorldSpec> &worldspecs,
833                 std::ostream &os)
834 {
835         for(u32 i=0; i<worldspecs.size(); i++){
836                 std::string name = worldspecs[i].name;
837                 std::string path = worldspecs[i].path;
838                 if(name.find(" ") != std::string::npos)
839                         name = std::string("'") + name + "'";
840                 path = std::string("'") + path + "'";
841                 name = padStringRight(name, 14);
842                 os<<"  "<<name<<" "<<path<<std::endl;
843         }
844 }
845
846 int main(int argc, char *argv[])
847 {
848         int retval = 0;
849
850         /*
851                 Initialization
852         */
853
854         log_add_output_maxlev(&main_stderr_log_out, LMT_ACTION);
855         log_add_output_all_levs(&main_dstream_no_stderr_log_out);
856
857         log_register_thread("main");
858
859         // This enables internatonal characters input
860         if( setlocale(LC_ALL, "") == NULL )
861         {
862                 fprintf( stderr, "%s: warning: could not set default locale\n", argv[0] );
863         }
864
865         // Set locale. This is for forcing '.' as the decimal point.
866         try {
867                 std::locale::global(std::locale(std::locale(""), "C", std::locale::numeric));
868                 setlocale(LC_NUMERIC, "C");
869         } catch (const std::exception& ex) {
870                 errorstream<<"Could not set numeric locale to C"<<std::endl;
871         }
872         /*
873                 Parse command line
874         */
875         
876         // List all allowed options
877         std::map<std::string, ValueSpec> allowed_options;
878         allowed_options.insert(std::make_pair("help", ValueSpec(VALUETYPE_FLAG,
879                         _("Show allowed options"))));
880         allowed_options.insert(std::make_pair("config", ValueSpec(VALUETYPE_STRING,
881                         _("Load configuration from specified file"))));
882         allowed_options.insert(std::make_pair("port", ValueSpec(VALUETYPE_STRING,
883                         _("Set network port (UDP)"))));
884         allowed_options.insert(std::make_pair("disable-unittests", ValueSpec(VALUETYPE_FLAG,
885                         _("Disable unit tests"))));
886         allowed_options.insert(std::make_pair("enable-unittests", ValueSpec(VALUETYPE_FLAG,
887                         _("Enable unit tests"))));
888         allowed_options.insert(std::make_pair("map-dir", ValueSpec(VALUETYPE_STRING,
889                         _("Same as --world (deprecated)"))));
890         allowed_options.insert(std::make_pair("world", ValueSpec(VALUETYPE_STRING,
891                         _("Set world path (implies local game) ('list' lists all)"))));
892         allowed_options.insert(std::make_pair("worldname", ValueSpec(VALUETYPE_STRING,
893                         _("Set world by name (implies local game)"))));
894         allowed_options.insert(std::make_pair("info", ValueSpec(VALUETYPE_FLAG,
895                         _("Print more information to console"))));
896         allowed_options.insert(std::make_pair("verbose",  ValueSpec(VALUETYPE_FLAG,
897                         _("Print even more information to console"))));
898         allowed_options.insert(std::make_pair("trace", ValueSpec(VALUETYPE_FLAG,
899                         _("Print enormous amounts of information to log and console"))));
900         allowed_options.insert(std::make_pair("logfile", ValueSpec(VALUETYPE_STRING,
901                         _("Set logfile path ('' = no logging)"))));
902         allowed_options.insert(std::make_pair("gameid", ValueSpec(VALUETYPE_STRING,
903                         _("Set gameid (\"--gameid list\" prints available ones)"))));
904 #ifndef SERVER
905         allowed_options.insert(std::make_pair("speedtests", ValueSpec(VALUETYPE_FLAG,
906                         _("Run speed tests"))));
907         allowed_options.insert(std::make_pair("address", ValueSpec(VALUETYPE_STRING,
908                         _("Address to connect to. ('' = local game)"))));
909         allowed_options.insert(std::make_pair("random-input", ValueSpec(VALUETYPE_FLAG,
910                         _("Enable random user input, for testing"))));
911         allowed_options.insert(std::make_pair("server", ValueSpec(VALUETYPE_FLAG,
912                         _("Run dedicated server"))));
913         allowed_options.insert(std::make_pair("name", ValueSpec(VALUETYPE_STRING,
914                         _("Set player name"))));
915         allowed_options.insert(std::make_pair("password", ValueSpec(VALUETYPE_STRING,
916                         _("Set password"))));
917         allowed_options.insert(std::make_pair("go", ValueSpec(VALUETYPE_FLAG,
918                         _("Disable main menu"))));
919 #endif
920
921         Settings cmd_args;
922         
923         bool ret = cmd_args.parseCommandLine(argc, argv, allowed_options);
924
925         if(ret == false || cmd_args.getFlag("help") || cmd_args.exists("nonopt1"))
926         {
927                 dstream<<_("Allowed options:")<<std::endl;
928                 for(std::map<std::string, ValueSpec>::iterator
929                                 i = allowed_options.begin();
930                                 i != allowed_options.end(); ++i)
931                 {
932                         std::ostringstream os1(std::ios::binary);
933                         os1<<"  --"<<i->first;
934                         if(i->second.type == VALUETYPE_FLAG)
935                                 {}
936                         else
937                                 os1<<_(" <value>");
938                         dstream<<padStringRight(os1.str(), 24);
939
940                         if(i->second.help != NULL)
941                                 dstream<<i->second.help;
942                         dstream<<std::endl;
943                 }
944
945                 return cmd_args.getFlag("help") ? 0 : 1;
946         }
947         
948         /*
949                 Low-level initialization
950         */
951         
952         // If trace is enabled, enable logging of certain things
953         if(cmd_args.getFlag("trace")){
954                 dstream<<_("Enabling trace level debug output")<<std::endl;
955                 log_trace_level_enabled = true;
956                 dout_con_ptr = &verbosestream; // this is somewhat old crap
957                 socket_enable_debug_output = true; // socket doesn't use log.h
958         }
959         // In certain cases, output info level on stderr
960         if(cmd_args.getFlag("info") || cmd_args.getFlag("verbose") ||
961                         cmd_args.getFlag("trace") || cmd_args.getFlag("speedtests"))
962                 log_add_output(&main_stderr_log_out, LMT_INFO);
963         // In certain cases, output verbose level on stderr
964         if(cmd_args.getFlag("verbose") || cmd_args.getFlag("trace"))
965                 log_add_output(&main_stderr_log_out, LMT_VERBOSE);
966
967         porting::signal_handler_init();
968         bool &kill = *porting::signal_handler_killstatus();
969         
970         porting::initializePaths();
971
972         // Create user data directory
973         fs::CreateDir(porting::path_user);
974
975         init_gettext((porting::path_share + DIR_DELIM + "locale").c_str());
976
977         infostream<<"path_share = "<<porting::path_share<<std::endl;
978         infostream<<"path_user  = "<<porting::path_user<<std::endl;
979
980         // Initialize debug stacks
981         debug_stacks_init();
982         DSTACK(__FUNCTION_NAME);
983
984         // Debug handler
985         BEGIN_DEBUG_EXCEPTION_HANDLER
986         
987         // List gameids if requested
988         if(cmd_args.exists("gameid") && cmd_args.get("gameid") == "list")
989         {
990                 std::set<std::string> gameids = getAvailableGameIds();
991                 for(std::set<std::string>::const_iterator i = gameids.begin();
992                                 i != gameids.end(); i++)
993                         dstream<<(*i)<<std::endl;
994                 return 0;
995         }
996         
997         // List worlds if requested
998         if(cmd_args.exists("world") && cmd_args.get("world") == "list"){
999                 dstream<<_("Available worlds:")<<std::endl;
1000                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1001                 print_worldspecs(worldspecs, dstream);
1002                 return 0;
1003         }
1004         
1005         // Print startup message
1006         infostream<<PROJECT_NAME<<
1007                         " "<<_("with")<<" SER_FMT_VER_HIGHEST="<<(int)SER_FMT_VER_HIGHEST
1008                         <<", "<<BUILD_INFO
1009                         <<std::endl;
1010         
1011         /*
1012                 Basic initialization
1013         */
1014
1015         // Initialize default settings
1016         set_default_settings(g_settings);
1017         
1018         // Initialize sockets
1019         sockets_init();
1020         atexit(sockets_cleanup);
1021         
1022         /*
1023                 Read config file
1024         */
1025         
1026         // Path of configuration file in use
1027         std::string configpath = "";
1028         
1029         if(cmd_args.exists("config"))
1030         {
1031                 bool r = g_settings->readConfigFile(cmd_args.get("config").c_str());
1032                 if(r == false)
1033                 {
1034                         errorstream<<"Could not read configuration from \""
1035                                         <<cmd_args.get("config")<<"\""<<std::endl;
1036                         return 1;
1037                 }
1038                 configpath = cmd_args.get("config");
1039         }
1040         else
1041         {
1042                 std::vector<std::string> filenames;
1043                 filenames.push_back(porting::path_user +
1044                                 DIR_DELIM + "minetest.conf");
1045                 // Legacy configuration file location
1046                 filenames.push_back(porting::path_user +
1047                                 DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
1048 #if RUN_IN_PLACE
1049                 // Try also from a lower level (to aid having the same configuration
1050                 // for many RUN_IN_PLACE installs)
1051                 filenames.push_back(porting::path_user +
1052                                 DIR_DELIM + ".." + DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
1053 #endif
1054
1055                 for(u32 i=0; i<filenames.size(); i++)
1056                 {
1057                         bool r = g_settings->readConfigFile(filenames[i].c_str());
1058                         if(r)
1059                         {
1060                                 configpath = filenames[i];
1061                                 break;
1062                         }
1063                 }
1064                 
1065                 // If no path found, use the first one (menu creates the file)
1066                 if(configpath == "")
1067                         configpath = filenames[0];
1068         }
1069         
1070         // Initialize debug streams
1071 #define DEBUGFILE "debug.txt"
1072 #if RUN_IN_PLACE
1073         std::string logfile = DEBUGFILE;
1074 #else
1075         std::string logfile = porting::path_user+DIR_DELIM+DEBUGFILE;
1076 #endif
1077         if(cmd_args.exists("logfile"))
1078                 logfile = cmd_args.get("logfile");
1079         
1080         log_remove_output(&main_dstream_no_stderr_log_out);
1081         int loglevel = g_settings->getS32("debug_log_level");
1082
1083         if (loglevel == 0) //no logging
1084                 logfile = "";
1085         else if (loglevel > 0 && loglevel <= LMT_NUM_VALUES)
1086                 log_add_output_maxlev(&main_dstream_no_stderr_log_out, (LogMessageLevel)(loglevel - 1));
1087
1088         if(logfile != "")
1089                 debugstreams_init(false, logfile.c_str());
1090         else
1091                 debugstreams_init(false, NULL);
1092                 
1093         infostream<<"logfile    = "<<logfile<<std::endl;
1094
1095         // Initialize random seed
1096         srand(time(0));
1097         mysrand(time(0));
1098
1099         /*
1100                 Run unit tests
1101         */
1102
1103         if((ENABLE_TESTS && cmd_args.getFlag("disable-unittests") == false)
1104                         || cmd_args.getFlag("enable-unittests") == true)
1105         {
1106                 run_tests();
1107         }
1108         
1109         /*
1110                 Game parameters
1111         */
1112
1113         // Port
1114         u16 port = 30000;
1115         if(cmd_args.exists("port"))
1116                 port = cmd_args.getU16("port");
1117         else if(g_settings->exists("port"))
1118                 port = g_settings->getU16("port");
1119         if(port == 0)
1120                 port = 30000;
1121         
1122         // World directory
1123         std::string commanded_world = "";
1124         if(cmd_args.exists("world"))
1125                 commanded_world = cmd_args.get("world");
1126         else if(cmd_args.exists("map-dir"))
1127                 commanded_world = cmd_args.get("map-dir");
1128         else if(cmd_args.exists("nonopt0")) // First nameless argument
1129                 commanded_world = cmd_args.get("nonopt0");
1130         else if(g_settings->exists("map-dir"))
1131                 commanded_world = g_settings->get("map-dir");
1132         
1133         // World name
1134         std::string commanded_worldname = "";
1135         if(cmd_args.exists("worldname"))
1136                 commanded_worldname = cmd_args.get("worldname");
1137         
1138         // Strip world.mt from commanded_world
1139         {
1140                 std::string worldmt = "world.mt";
1141                 if(commanded_world.size() > worldmt.size() &&
1142                                 commanded_world.substr(commanded_world.size()-worldmt.size())
1143                                 == worldmt){
1144                         dstream<<_("Supplied world.mt file - stripping it off.")<<std::endl;
1145                         commanded_world = commanded_world.substr(
1146                                         0, commanded_world.size()-worldmt.size());
1147                 }
1148         }
1149         
1150         // If a world name was specified, convert it to a path
1151         if(commanded_worldname != ""){
1152                 // Get information about available worlds
1153                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1154                 bool found = false;
1155                 for(u32 i=0; i<worldspecs.size(); i++){
1156                         std::string name = worldspecs[i].name;
1157                         if(name == commanded_worldname){
1158                                 if(commanded_world != ""){
1159                                         dstream<<_("--worldname takes precedence over previously "
1160                                                         "selected world.")<<std::endl;
1161                                 }
1162                                 commanded_world = worldspecs[i].path;
1163                                 found = true;
1164                                 break;
1165                         }
1166                 }
1167                 if(!found){
1168                         dstream<<_("World")<<" '"<<commanded_worldname<<_("' not "
1169                                         "available. Available worlds:")<<std::endl;
1170                         print_worldspecs(worldspecs, dstream);
1171                         return 1;
1172                 }
1173         }
1174
1175         // Gamespec
1176         SubgameSpec commanded_gamespec;
1177         if(cmd_args.exists("gameid")){
1178                 std::string gameid = cmd_args.get("gameid");
1179                 commanded_gamespec = findSubgame(gameid);
1180                 if(!commanded_gamespec.isValid()){
1181                         errorstream<<"Game \""<<gameid<<"\" not found"<<std::endl;
1182                         return 1;
1183                 }
1184         }
1185
1186         /*
1187                 Run dedicated server if asked to or no other option
1188         */
1189 #ifdef SERVER
1190         bool run_dedicated_server = true;
1191 #else
1192         bool run_dedicated_server = cmd_args.getFlag("server");
1193 #endif
1194         g_settings->set("server_dedicated", run_dedicated_server ? "true" : "false");
1195         if(run_dedicated_server)
1196         {
1197                 DSTACK("Dedicated server branch");
1198                 // Create time getter if built with Irrlicht
1199 #ifndef SERVER
1200                 g_timegetter = new SimpleTimeGetter();
1201 #endif
1202
1203                 // World directory
1204                 std::string world_path;
1205                 verbosestream<<_("Determining world path")<<std::endl;
1206                 bool is_legacy_world = false;
1207                 // If a world was commanded, use it
1208                 if(commanded_world != ""){
1209                         world_path = commanded_world;
1210                         infostream<<"Using commanded world path ["<<world_path<<"]"
1211                                         <<std::endl;
1212                 }
1213                 // No world was specified; try to select it automatically
1214                 else
1215                 {
1216                         // Get information about available worlds
1217                         std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1218                         // If a world name was specified, select it
1219                         if(commanded_worldname != ""){
1220                                 world_path = "";
1221                                 for(u32 i=0; i<worldspecs.size(); i++){
1222                                         std::string name = worldspecs[i].name;
1223                                         if(name == commanded_worldname){
1224                                                 world_path = worldspecs[i].path;
1225                                                 break;
1226                                         }
1227                                 }
1228                                 if(world_path == ""){
1229                                         dstream<<_("World")<<" '"<<commanded_worldname<<"' "<<_("not "
1230                                                         "available. Available worlds:")<<std::endl;
1231                                         print_worldspecs(worldspecs, dstream);
1232                                         return 1;
1233                                 }
1234                         }
1235                         // If there is only a single world, use it
1236                         if(worldspecs.size() == 1){
1237                                 world_path = worldspecs[0].path;
1238                                 dstream<<_("Automatically selecting world at")<<" ["
1239                                                 <<world_path<<"]"<<std::endl;
1240                         // If there are multiple worlds, list them
1241                         } else if(worldspecs.size() > 1){
1242                                 dstream<<_("Multiple worlds are available.")<<std::endl;
1243                                 dstream<<_("Please select one using --worldname <name>"
1244                                                 " or --world <path>")<<std::endl;
1245                                 print_worldspecs(worldspecs, dstream);
1246                                 return 1;
1247                         // If there are no worlds, automatically create a new one
1248                         } else {
1249                                 // This is the ultimate default world path
1250                                 world_path = porting::path_user + DIR_DELIM + "worlds" +
1251                                                 DIR_DELIM + "world";
1252                                 infostream<<"Creating default world at ["
1253                                                 <<world_path<<"]"<<std::endl;
1254                         }
1255                 }
1256
1257                 if(world_path == ""){
1258                         errorstream<<"No world path specified or found."<<std::endl;
1259                         return 1;
1260                 }
1261                 verbosestream<<_("Using world path")<<" ["<<world_path<<"]"<<std::endl;
1262
1263                 // We need a gamespec.
1264                 SubgameSpec gamespec;
1265                 verbosestream<<_("Determining gameid/gamespec")<<std::endl;
1266                 // If world doesn't exist
1267                 if(!getWorldExists(world_path))
1268                 {
1269                         // Try to take gamespec from command line
1270                         if(commanded_gamespec.isValid()){
1271                                 gamespec = commanded_gamespec;
1272                                 infostream<<"Using commanded gameid ["<<gamespec.id<<"]"<<std::endl;
1273                         }
1274                         // Otherwise we will be using "minetest"
1275                         else{
1276                                 gamespec = findSubgame(g_settings->get("default_game"));
1277                                 infostream<<"Using default gameid ["<<gamespec.id<<"]"<<std::endl;
1278                         }
1279                 }
1280                 // World exists
1281                 else
1282                 {
1283                         std::string world_gameid = getWorldGameId(world_path, is_legacy_world);
1284                         // If commanded to use a gameid, do so
1285                         if(commanded_gamespec.isValid()){
1286                                 gamespec = commanded_gamespec;
1287                                 if(commanded_gamespec.id != world_gameid){
1288                                         errorstream<<"WARNING: Using commanded gameid ["
1289                                                         <<gamespec.id<<"]"<<" instead of world gameid ["
1290                                                         <<world_gameid<<"]"<<std::endl;
1291                                 }
1292                         } else{
1293                                 // If world contains an embedded game, use it;
1294                                 // Otherwise find world from local system.
1295                                 gamespec = findWorldSubgame(world_path);
1296                                 infostream<<"Using world gameid ["<<gamespec.id<<"]"<<std::endl;
1297                         }
1298                 }
1299                 if(!gamespec.isValid()){
1300                         errorstream<<"Subgame ["<<gamespec.id<<"] could not be found."
1301                                         <<std::endl;
1302                         return 1;
1303                 }
1304                 verbosestream<<_("Using gameid")<<" ["<<gamespec.id<<"]"<<std::endl;
1305
1306                 // Create server
1307                 Server server(world_path, configpath, gamespec, false);
1308                 server.start(port);
1309                 
1310                 // Run server
1311                 dedicated_server_loop(server, kill);
1312
1313                 return 0;
1314         }
1315
1316 #ifndef SERVER // Exclude from dedicated server build
1317
1318         /*
1319                 More parameters
1320         */
1321         
1322         std::string address = g_settings->get("address");
1323         if(commanded_world != "")
1324                 address = "";
1325         else if(cmd_args.exists("address"))
1326                 address = cmd_args.get("address");
1327         
1328         std::string playername = g_settings->get("name");
1329         if(cmd_args.exists("name"))
1330                 playername = cmd_args.get("name");
1331         
1332         bool skip_main_menu = cmd_args.getFlag("go");
1333
1334         /*
1335                 Device initialization
1336         */
1337
1338         // Resolution selection
1339         
1340         bool fullscreen = g_settings->getBool("fullscreen");
1341         u16 screenW = g_settings->getU16("screenW");
1342         u16 screenH = g_settings->getU16("screenH");
1343
1344         // bpp, fsaa, vsync
1345
1346         bool vsync = g_settings->getBool("vsync");
1347         u16 bits = g_settings->getU16("fullscreen_bpp");
1348         u16 fsaa = g_settings->getU16("fsaa");
1349
1350         // Determine driver
1351
1352         video::E_DRIVER_TYPE driverType;
1353         
1354         std::string driverstring = g_settings->get("video_driver");
1355
1356         if(driverstring == "null")
1357                 driverType = video::EDT_NULL;
1358         else if(driverstring == "software")
1359                 driverType = video::EDT_SOFTWARE;
1360         else if(driverstring == "burningsvideo")
1361                 driverType = video::EDT_BURNINGSVIDEO;
1362         else if(driverstring == "direct3d8")
1363                 driverType = video::EDT_DIRECT3D8;
1364         else if(driverstring == "direct3d9")
1365                 driverType = video::EDT_DIRECT3D9;
1366         else if(driverstring == "opengl")
1367                 driverType = video::EDT_OPENGL;
1368 #ifdef _IRR_COMPILE_WITH_OGLES1_
1369         else if(driverstring == "ogles1")
1370                 driverType = video::EDT_OGLES1;
1371 #endif
1372 #ifdef _IRR_COMPILE_WITH_OGLES2_
1373         else if(driverstring == "ogles2")
1374                 driverType = video::EDT_OGLES2;
1375 #endif
1376         else
1377         {
1378                 errorstream<<"WARNING: Invalid video_driver specified; defaulting "
1379                                 "to opengl"<<std::endl;
1380                 driverType = video::EDT_OPENGL;
1381         }
1382
1383         /*
1384                 Create device and exit if creation failed
1385         */
1386
1387         MyEventReceiver receiver;
1388
1389         IrrlichtDevice *device;
1390
1391         SIrrlichtCreationParameters params = SIrrlichtCreationParameters();
1392         params.DriverType    = driverType;
1393         params.WindowSize    = core::dimension2d<u32>(screenW, screenH);
1394         params.Bits          = bits;
1395         params.AntiAlias     = fsaa;
1396         params.Fullscreen    = fullscreen;
1397         params.Stencilbuffer = false;
1398         params.Vsync         = vsync;
1399         params.EventReceiver = &receiver;
1400
1401         device = createDeviceEx(params);
1402
1403         if (device == 0)
1404                 return 1; // could not create selected driver.
1405         
1406         /*
1407                 Continue initialization
1408         */
1409
1410         video::IVideoDriver* driver = device->getVideoDriver();
1411
1412         /*
1413                 This changes the minimum allowed number of vertices in a VBO.
1414                 Default is 500.
1415         */
1416         //driver->setMinHardwareBufferVertexCount(50);
1417
1418         // Create time getter
1419         g_timegetter = new IrrlichtTimeGetter(device);
1420         
1421         // Create game callback for menus
1422         g_gamecallback = new MainGameCallback(device);
1423         
1424         /*
1425                 Speed tests (done after irrlicht is loaded to get timer)
1426         */
1427         if(cmd_args.getFlag("speedtests"))
1428         {
1429                 dstream<<"Running speed tests"<<std::endl;
1430                 SpeedTests();
1431                 return 0;
1432         }
1433         
1434         device->setResizable(true);
1435
1436         bool random_input = g_settings->getBool("random_input")
1437                         || cmd_args.getFlag("random-input");
1438         InputHandler *input = NULL;
1439         if(random_input)
1440                 input = new RandomInputHandler();
1441         else
1442                 input = new RealInputHandler(device, &receiver);
1443         
1444         scene::ISceneManager* smgr = device->getSceneManager();
1445
1446         guienv = device->getGUIEnvironment();
1447         gui::IGUISkin* skin = guienv->getSkin();
1448         #if USE_FREETYPE
1449         std::string font_path = g_settings->get("font_path");
1450         u16 font_size = g_settings->getU16("font_size");
1451         gui::IGUIFont *font = gui::CGUITTFont::createTTFont(guienv, font_path.c_str(), font_size);
1452         #else
1453         gui::IGUIFont* font = guienv->getFont(getTexturePath("fontlucida.png").c_str());
1454         #endif
1455         if(font)
1456                 skin->setFont(font);
1457         else
1458                 errorstream<<"WARNING: Font file was not found."
1459                                 " Using default font."<<std::endl;
1460         // If font was not found, this will get us one
1461         font = skin->getFont();
1462         assert(font);
1463         
1464         u32 text_height = font->getDimension(L"Hello, world!").Height;
1465         infostream<<"text_height="<<text_height<<std::endl;
1466
1467         //skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255,0,0,0));
1468         skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255,255,255,255));
1469         //skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(0,0,0,0));
1470         //skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(0,0,0,0));
1471         skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(255,0,0,0));
1472         skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(255,0,0,0));
1473         skin->setColor(gui::EGDC_HIGH_LIGHT, video::SColor(255,70,100,50));
1474         skin->setColor(gui::EGDC_HIGH_LIGHT_TEXT, video::SColor(255,255,255,255));
1475
1476 #if (IRRLICHT_VERSION_MAJOR >= 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR >= 2
1477         // Irrlicht 1.8 input colours
1478         skin->setColor(gui::EGDC_EDITABLE, video::SColor(255,128,128,128));
1479         skin->setColor(gui::EGDC_FOCUSED_EDITABLE, video::SColor(255,96,134,49));
1480 #endif
1481
1482         /*
1483                 GUI stuff
1484         */
1485
1486         ChatBackend chat_backend;
1487
1488         /*
1489                 If an error occurs, this is set to something and the
1490                 menu-game loop is restarted. It is then displayed before
1491                 the menu.
1492         */
1493         std::wstring error_message = L"";
1494
1495         // The password entered during the menu screen,
1496         std::string password;
1497
1498         bool first_loop = true;
1499
1500         /*
1501                 Menu-game loop
1502         */
1503         while(device->run() && kill == false)
1504         {
1505                 // Set the window caption
1506                 device->setWindowCaption((std::wstring(L"Minetest [")+wgettext("Main Menu")+L"]").c_str());
1507
1508                 // This is used for catching disconnects
1509                 try
1510                 {
1511
1512                         /*
1513                                 Clear everything from the GUIEnvironment
1514                         */
1515                         guienv->clear();
1516                         
1517                         /*
1518                                 We need some kind of a root node to be able to add
1519                                 custom gui elements directly on the screen.
1520                                 Otherwise they won't be automatically drawn.
1521                         */
1522                         guiroot = guienv->addStaticText(L"",
1523                                         core::rect<s32>(0, 0, 10000, 10000));
1524                         
1525                         SubgameSpec gamespec;
1526                         WorldSpec worldspec;
1527                         bool simple_singleplayer_mode = false;
1528
1529                         // These are set up based on the menu and other things
1530                         std::string current_playername = "inv£lid";
1531                         std::string current_password = "";
1532                         std::string current_address = "does-not-exist";
1533                         int current_port = 0;
1534
1535                         /*
1536                                 Out-of-game menu loop.
1537
1538                                 Loop quits when menu returns proper parameters.
1539                         */
1540                         while(kill == false)
1541                         {
1542                                 // If skip_main_menu, only go through here once
1543                                 if(skip_main_menu && !first_loop){
1544                                         kill = true;
1545                                         break;
1546                                 }
1547                                 first_loop = false;
1548                                 
1549                                 // Cursor can be non-visible when coming from the game
1550                                 device->getCursorControl()->setVisible(true);
1551                                 // Some stuff are left to scene manager when coming from the game
1552                                 // (map at least?)
1553                                 smgr->clear();
1554                                 
1555                                 // Initialize menu data
1556                                 MainMenuData menudata;
1557                                 if(g_settings->exists("selected_mainmenu_tab"))
1558                                         menudata.selected_tab = g_settings->getS32("selected_mainmenu_tab");
1559                                 if(g_settings->exists("selected_serverlist"))
1560                                         menudata.selected_serverlist = g_settings->getS32("selected_serverlist");
1561                                 menudata.address = narrow_to_wide(address);
1562                                 menudata.name = narrow_to_wide(playername);
1563                                 menudata.port = narrow_to_wide(itos(port));
1564                                 if(cmd_args.exists("password"))
1565                                         menudata.password = narrow_to_wide(cmd_args.get("password"));
1566                                 menudata.fancy_trees = g_settings->getBool("new_style_leaves");
1567                                 menudata.smooth_lighting = g_settings->getBool("smooth_lighting");
1568                                 menudata.clouds_3d = g_settings->getBool("enable_3d_clouds");
1569                                 menudata.opaque_water = g_settings->getBool("opaque_water");
1570                                 menudata.mip_map = g_settings->getBool("mip_map");
1571                                 menudata.anisotropic_filter = g_settings->getBool("anisotropic_filter");
1572                                 menudata.bilinear_filter = g_settings->getBool("bilinear_filter");
1573                                 menudata.trilinear_filter = g_settings->getBool("trilinear_filter");
1574                                 menudata.enable_shaders = g_settings->getS32("enable_shaders");
1575                                 menudata.preload_item_visuals = g_settings->getBool("preload_item_visuals");
1576                                 menudata.enable_particles = g_settings->getBool("enable_particles");
1577                                 menudata.liquid_finite = g_settings->getBool("liquid_finite");
1578                                 driver->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, menudata.mip_map);
1579                                 menudata.creative_mode = g_settings->getBool("creative_mode");
1580                                 menudata.enable_damage = g_settings->getBool("enable_damage");
1581                                 menudata.enable_public = g_settings->getBool("server_announce");
1582                                 // Default to selecting nothing
1583                                 menudata.selected_world = -1;
1584                                 // Get world listing for the menu
1585                                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1586                                 // If there is only one world, select it
1587                                 if(worldspecs.size() == 1){
1588                                         menudata.selected_world = 0;
1589                                 }
1590                                 // Otherwise try to select according to selected_world_path
1591                                 else if(g_settings->exists("selected_world_path")){
1592                                         std::string trypath = g_settings->get("selected_world_path");
1593                                         for(u32 i=0; i<worldspecs.size(); i++){
1594                                                 if(worldspecs[i].path == trypath){
1595                                                         menudata.selected_world = i;
1596                                                         break;
1597                                                 }
1598                                         }
1599                                 }
1600                                 // If a world was commanded, append and select it
1601                                 if(commanded_world != ""){
1602                                         std::string gameid = getWorldGameId(commanded_world, true);
1603                                         std::string name = _("[--world parameter]");
1604                                         if(gameid == ""){
1605                                                 gameid = g_settings->get("default_game");
1606                                                 name += " [new]";
1607                                         }
1608                                         WorldSpec spec(commanded_world, name, gameid);
1609                                         worldspecs.push_back(spec);
1610                                         menudata.selected_world = worldspecs.size()-1;
1611                                 }
1612                                 // Copy worldspecs to menu
1613                                 menudata.worlds = worldspecs;
1614
1615                                 if(skip_main_menu == false)
1616                                 {
1617                                         video::IVideoDriver* driver = device->getVideoDriver();
1618                                         float fps_max = g_settings->getFloat("fps_max");
1619                                         infostream<<"Waiting for other menus"<<std::endl;
1620                                         while(device->run() && kill == false)
1621                                         {
1622                                                 if(noMenuActive())
1623                                                         break;
1624                                                 driver->beginScene(true, true,
1625                                                                 video::SColor(255,128,128,128));
1626                                                 drawMenuBackground(driver);
1627                                                 guienv->drawAll();
1628                                                 driver->endScene();
1629                                                 // On some computers framerate doesn't seem to be
1630                                                 // automatically limited
1631                                                 sleep_ms(25);
1632                                         }
1633                                         infostream<<"Waited for other menus"<<std::endl;
1634
1635                                         GUIMainMenu *menu =
1636                                                         new GUIMainMenu(guienv, guiroot, -1, 
1637                                                                 &g_menumgr, &menudata, g_gamecallback);
1638                                         menu->allowFocusRemoval(true);
1639
1640                                         // Clouds for the main menu
1641                                         bool cloud_menu_background = false;
1642                                         Clouds *clouds = NULL;
1643                                         if (g_settings->getBool("menu_clouds")) {
1644                                                 cloud_menu_background = true;
1645                                                 clouds = new Clouds(smgr->getRootSceneNode(),
1646                                                                                         smgr, -1, rand(), 100);
1647                                                 clouds->update(v2f(0, 0), video::SColor(255,200,200,255));
1648
1649                                                 // A camera to see the clouds
1650                                                 scene::ICameraSceneNode* camera;
1651                                                 camera = smgr->addCameraSceneNode(0,
1652                                                                         v3f(0,0,0), v3f(0, 60, 100));
1653                                                 camera->setFarValue(10000);
1654                                         }
1655
1656                                         if(error_message != L"")
1657                                         {
1658                                                 verbosestream<<"error_message = "
1659                                                                 <<wide_to_narrow(error_message)<<std::endl;
1660
1661                                                 GUIMessageMenu *menu2 =
1662                                                                 new GUIMessageMenu(guienv, guiroot, -1, 
1663                                                                         &g_menumgr, error_message.c_str());
1664                                                 menu2->drop();
1665                                                 error_message = L"";
1666                                         }
1667
1668                                         // Time is in milliseconds, for clouds
1669                                         u32 lasttime = device->getTimer()->getTime();
1670
1671                                         infostream<<"Created main menu"<<std::endl;
1672
1673                                         while(device->run() && kill == false)
1674                                         {
1675                                                 if(menu->getStatus() == true)
1676                                                         break;
1677
1678                                                 // Time calc for the clouds
1679                                                 f32 dtime; // in seconds
1680                                                 if (cloud_menu_background) {
1681                                                         u32 time = device->getTimer()->getTime();
1682                                                         if(time > lasttime)
1683                                                                 dtime = (time - lasttime) / 1000.0;
1684                                                         else
1685                                                                 dtime = 0;
1686                                                         lasttime = time;
1687                                                 }
1688
1689                                                 //driver->beginScene(true, true, video::SColor(255,0,0,0));
1690                                                 driver->beginScene(true, true, video::SColor(255,140,186,250));
1691
1692                                                 if (cloud_menu_background) {
1693                                                         // *3 otherwise the clouds would move very slowly
1694                                                         clouds->step(dtime*3); 
1695                                                         clouds->render();
1696                                                         smgr->drawAll();
1697                                                         drawMenuSplash(driver);
1698                                                         drawMenuFooter(driver, true);
1699                                                         drawMenuHeader(driver);
1700                                                 } else {
1701                                                         drawMenuBackground(driver);
1702                                                         drawMenuFooter(driver, false);
1703                                                 }
1704
1705                                                 guienv->drawAll();
1706
1707                                                 driver->endScene();
1708                                                 
1709                                                 // On some computers framerate doesn't seem to be
1710                                                 // automatically limited
1711                                                 if (cloud_menu_background) {
1712                                                         // Time of frame without fps limit
1713                                                         float busytime;
1714                                                         u32 busytime_u32;
1715                                                         // not using getRealTime is necessary for wine
1716                                                         u32 time = device->getTimer()->getTime();
1717                                                         if(time > lasttime)
1718                                                                 busytime_u32 = time - lasttime;
1719                                                         else
1720                                                                 busytime_u32 = 0;
1721                                                         busytime = busytime_u32 / 1000.0;
1722
1723                                                         // FPS limiter
1724                                                         u32 frametime_min = 1000./fps_max;
1725                         
1726                                                         if(busytime_u32 < frametime_min) {
1727                                                                 u32 sleeptime = frametime_min - busytime_u32;
1728                                                                 device->sleep(sleeptime);
1729                                                         }
1730                                                 } else {
1731                                                         sleep_ms(25);
1732                                                 }
1733                                         }
1734                                         
1735                                         infostream<<"Dropping main menu"<<std::endl;
1736
1737                                         menu->drop();
1738                                         if (cloud_menu_background) {
1739                                                 clouds->drop();
1740                                                 smgr->clear();
1741                                         }
1742                                 }
1743
1744                                 playername = wide_to_narrow(menudata.name);
1745                                 if (playername == "")
1746                                         playername = std::string("Guest") + itos(myrand_range(1000,9999));
1747                                 password = translatePassword(playername, menudata.password);
1748                                 //infostream<<"Main: password hash: '"<<password<<"'"<<std::endl;
1749
1750                                 address = wide_to_narrow(menudata.address);
1751                                 int newport = stoi(wide_to_narrow(menudata.port));
1752                                 if(newport != 0)
1753                                         port = newport;
1754                                 simple_singleplayer_mode = menudata.simple_singleplayer_mode;
1755                                 // Save settings
1756                                 g_settings->setS32("selected_mainmenu_tab", menudata.selected_tab);
1757                                 g_settings->setS32("selected_serverlist", menudata.selected_serverlist);
1758                                 g_settings->set("new_style_leaves", itos(menudata.fancy_trees));
1759                                 g_settings->set("smooth_lighting", itos(menudata.smooth_lighting));
1760                                 g_settings->set("enable_3d_clouds", itos(menudata.clouds_3d));
1761                                 g_settings->set("opaque_water", itos(menudata.opaque_water));
1762
1763                                 g_settings->set("mip_map", itos(menudata.mip_map));
1764                                 g_settings->set("anisotropic_filter", itos(menudata.anisotropic_filter));
1765                                 g_settings->set("bilinear_filter", itos(menudata.bilinear_filter));
1766                                 g_settings->set("trilinear_filter", itos(menudata.trilinear_filter));
1767
1768                                 g_settings->setS32("enable_shaders", menudata.enable_shaders);
1769                                 g_settings->set("preload_item_visuals", itos(menudata.preload_item_visuals));
1770                                 g_settings->set("enable_particles", itos(menudata.enable_particles));
1771                                 g_settings->set("liquid_finite", itos(menudata.liquid_finite));
1772
1773                                 g_settings->set("creative_mode", itos(menudata.creative_mode));
1774                                 g_settings->set("enable_damage", itos(menudata.enable_damage));
1775                                 g_settings->set("server_announce", itos(menudata.enable_public));
1776                                 g_settings->set("name", playername);
1777                                 g_settings->set("address", address);
1778                                 g_settings->set("port", itos(port));
1779                                 if(menudata.selected_world != -1)
1780                                         g_settings->set("selected_world_path",
1781                                                         worldspecs[menudata.selected_world].path);
1782
1783                                 // Break out of menu-game loop to shut down cleanly
1784                                 if(device->run() == false || kill == true)
1785                                         break;
1786                                 
1787                                 current_playername = playername;
1788                                 current_password = password;
1789                                 current_address = address;
1790                                 current_port = port;
1791
1792                                 // If using simple singleplayer mode, override
1793                                 if(simple_singleplayer_mode){
1794                                         current_playername = "singleplayer";
1795                                         current_password = "";
1796                                         current_address = "";
1797                                         current_port = 30011;
1798                                 }
1799                                 else if (address != "")
1800                                 {
1801                                         ServerListSpec server;
1802                                         server["name"] = menudata.servername;
1803                                         server["address"] = wide_to_narrow(menudata.address);
1804                                         server["port"] = wide_to_narrow(menudata.port);
1805                                         server["description"] = menudata.serverdescription;
1806                                         ServerList::insert(server);
1807                                 }
1808                                 
1809                                 // Set world path to selected one
1810                                 if(menudata.selected_world != -1){
1811                                         worldspec = worldspecs[menudata.selected_world];
1812                                         infostream<<"Selected world: "<<worldspec.name
1813                                                         <<" ["<<worldspec.path<<"]"<<std::endl;
1814                                 }
1815
1816                                 // Only refresh if so requested
1817                                 if(menudata.only_refresh){
1818                                         infostream<<"Refreshing menu"<<std::endl;
1819                                         continue;
1820                                 }
1821                                 
1822                                 // Create new world if requested
1823                                 if(menudata.create_world_name != L"")
1824                                 {
1825                                         std::string path = porting::path_user + DIR_DELIM
1826                                                         "worlds" + DIR_DELIM
1827                                                         + wide_to_narrow(menudata.create_world_name);
1828                                         // Create world if it doesn't exist
1829                                         if(!initializeWorld(path, menudata.create_world_gameid)){
1830                                                 error_message = wgettext("Failed to initialize world");
1831                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1832                                                 continue;
1833                                         }
1834                                         g_settings->set("selected_world_path", path);
1835                                         continue;
1836                                 }
1837
1838                                 // If local game
1839                                 if(current_address == "")
1840                                 {
1841                                         if(menudata.selected_world == -1){
1842                                                 error_message = wgettext("No world selected and no address "
1843                                                                 "provided. Nothing to do.");
1844                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1845                                                 continue;
1846                                         }
1847                                         // Load gamespec for required game
1848                                         gamespec = findWorldSubgame(worldspec.path);
1849                                         if(!gamespec.isValid() && !commanded_gamespec.isValid()){
1850                                                 error_message = wgettext("Could not find or load game \"")
1851                                                                 + narrow_to_wide(worldspec.gameid) + L"\"";
1852                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1853                                                 continue;
1854                                         }
1855                                         if(commanded_gamespec.isValid() &&
1856                                                         commanded_gamespec.id != worldspec.gameid){
1857                                                 errorstream<<"WARNING: Overriding gamespec from \""
1858                                                                 <<worldspec.gameid<<"\" to \""
1859                                                                 <<commanded_gamespec.id<<"\""<<std::endl;
1860                                                 gamespec = commanded_gamespec;
1861                                         }
1862
1863                                         if(!gamespec.isValid()){
1864                                                 error_message = wgettext("Invalid gamespec.");
1865                                                 error_message += L" (world_gameid="
1866                                                                 +narrow_to_wide(worldspec.gameid)+L")";
1867                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1868                                                 continue;
1869                                         }
1870                                 }
1871
1872                                 // Continue to game
1873                                 break;
1874                         }
1875                         
1876                         // Break out of menu-game loop to shut down cleanly
1877                         if(device->run() == false || kill == true)
1878                                 break;
1879
1880                         /*
1881                                 Run game
1882                         */
1883                         the_game(
1884                                 kill,
1885                                 random_input,
1886                                 input,
1887                                 device,
1888                                 font,
1889                                 worldspec.path,
1890                                 current_playername,
1891                                 current_password,
1892                                 current_address,
1893                                 current_port,
1894                                 error_message,
1895                                 configpath,
1896                                 chat_backend,
1897                                 gamespec,
1898                                 simple_singleplayer_mode
1899                         );
1900
1901                 } //try
1902                 catch(con::PeerNotFoundException &e)
1903                 {
1904                         error_message = wgettext("Connection error (timed out?)");
1905                         errorstream<<wide_to_narrow(error_message)<<std::endl;
1906                 }
1907                 catch(ServerError &e)
1908                 {
1909                         error_message = narrow_to_wide(e.what());
1910                         errorstream<<wide_to_narrow(error_message)<<std::endl;
1911                 }
1912                 catch(ModError &e)
1913                 {
1914                         errorstream<<e.what()<<std::endl;
1915                         error_message = narrow_to_wide(e.what()) + wgettext("\nCheck debug.txt for details.");
1916                 }
1917 #ifdef NDEBUG
1918                 catch(std::exception &e)
1919                 {
1920                         std::string narrow_message = "Some exception: \"";
1921                         narrow_message += e.what();
1922                         narrow_message += "\"";
1923                         errorstream<<narrow_message<<std::endl;
1924                         error_message = narrow_to_wide(narrow_message);
1925                 }
1926 #endif
1927
1928                 // If no main menu, show error and exit
1929                 if(skip_main_menu)
1930                 {
1931                         if(error_message != L""){
1932                                 verbosestream<<"error_message = "
1933                                                 <<wide_to_narrow(error_message)<<std::endl;
1934                                 retval = 1;
1935                         }
1936                         break;
1937                 }
1938         } // Menu-game loop
1939         
1940         delete input;
1941
1942         /*
1943                 In the end, delete the Irrlicht device.
1944         */
1945         device->drop();
1946
1947 #endif // !SERVER
1948         
1949         // Update configuration file
1950         if(configpath != "")
1951                 g_settings->updateConfigFile(configpath.c_str());
1952         
1953         // Print modified quicktune values
1954         {
1955                 bool header_printed = false;
1956                 std::vector<std::string> names = getQuicktuneNames();
1957                 for(u32 i=0; i<names.size(); i++){
1958                         QuicktuneValue val = getQuicktuneValue(names[i]);
1959                         if(!val.modified)
1960                                 continue;
1961                         if(!header_printed){
1962                                 dstream<<"Modified quicktune values:"<<std::endl;
1963                                 header_printed = true;
1964                         }
1965                         dstream<<names[i]<<" = "<<val.getString()<<std::endl;
1966                 }
1967         }
1968
1969         END_DEBUG_EXCEPTION_HANDLER(errorstream)
1970         
1971         debugstreams_deinit();
1972         
1973         return retval;
1974 }
1975
1976 //END
1977