src/game.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 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 #include "common_irrlicht.h"
  21 #include "game.h"
  22 #include "client.h"
  23 #include "server.h"
  24 #include "guiPauseMenu.h"
  25 #include "guiInventoryMenu.h"
  26 #include "guiTextInputMenu.h"
  27 #include "guiFurnaceMenu.h"
  28 #include "materials.h"
  29
  30 /*
  31         Setting this to 1 enables a special camera mode that forces
  32         the renderers to think that the camera statically points from
  33         the starting place to a static direction.
  34
  35         This allows one to move around with the player and see what
  36         is actually drawn behind solid things and behind the player.
  37 */
  38 #define FIELD_OF_VIEW_TEST 0
  39
  40
  41 MapDrawControl draw_control;
  42
  43 // Chat data
  44 struct ChatLine
  45 {
  46         ChatLine():
  47                 age(0.0)
  48         {
  49         }
  50         ChatLine(const std::wstring &a_text):
  51                 age(0.0),
  52                 text(a_text)
  53         {
  54         }
  55         float age;
  56         std::wstring text;
  57 };
  58
  59 /*
  60         Inventory stuff
  61 */
  62
  63 // Inventory actions from the menu are buffered here before sending
  64 Queue<InventoryAction*> inventory_action_queue;
  65 // This is a copy of the inventory that the client's environment has
  66 Inventory local_inventory;
  67
  68 u16 g_selected_item = 0;
  69
  70 /*
  71         Text input system
  72 */
  73
  74 struct TextDestSign : public TextDest
  75 {
  76         TextDestSign(v3s16 blockpos, s16 id, Client *client)
  77         {
  78                 m_blockpos = blockpos;
  79                 m_id = id;
  80                 m_client = client;
  81         }
  82         void gotText(std::wstring text)
  83         {
  84                 std::string ntext = wide_to_narrow(text);
  85                 dstream<<"Changing text of a sign object: "
  86                                 <<ntext<<std::endl;
  87                 m_client->sendSignText(m_blockpos, m_id, ntext);
  88         }
  89
  90         v3s16 m_blockpos;
  91         s16 m_id;
  92         Client *m_client;
  93 };
  94
  95 struct TextDestChat : public TextDest
  96 {
  97         TextDestChat(Client *client)
  98         {
  99                 m_client = client;
 100         }
 101         void gotText(std::wstring text)
 102         {
 103                 // Discard empty line
 104                 if(text == L"")
 105                         return;
 106
 107                 // Parse command (server command starts with "/#")
 108                 if(text[0] == L'/' && text[1] != L'#')
 109                 {
 110                         std::wstring reply = L"Local: ";
 111
 112                         reply += L"Local commands not yet supported. "
 113                                         L"Server prefix is \"/#\".";
 114
 115                         m_client->addChatMessage(reply);
 116                         return;
 117                 }
 118
 119                 // Send to others
 120                 m_client->sendChatMessage(text);
 121                 // Show locally
 122                 m_client->addChatMessage(text);
 123         }
 124
 125         Client *m_client;
 126 };
 127
 128 struct TextDestSignNode : public TextDest
 129 {
 130         TextDestSignNode(v3s16 p, Client *client)
 131         {
 132                 m_p = p;
 133                 m_client = client;
 134         }
 135         void gotText(std::wstring text)
 136         {
 137                 std::string ntext = wide_to_narrow(text);
 138                 dstream<<"Changing text of a sign node: "
 139                                 <<ntext<<std::endl;
 140                 m_client->sendSignNodeText(m_p, ntext);
 141         }
 142
 143         v3s16 m_p;
 144         Client *m_client;
 145 };
 146
 147 /*
 148         Render distance feedback loop
 149 */
 150 void updateViewingRange(f32 frametime_in, Client *client)
 151 {
 152         if(draw_control.range_all == true)
 153                 return;
 154
 155         static f32 added_frametime = 0;
 156         static s16 added_frames = 0;
 157
 158         added_frametime += frametime_in;
 159         added_frames += 1;
 160
 161         // Actually this counter kind of sucks because frametime is busytime
 162         static f32 counter = 0;
 163         counter -= frametime_in;
 164         if(counter > 0)
 165                 return;
 166         //counter = 0.1;
 167         counter = 0.2;
 168
 169         /*dstream<<__FUNCTION_NAME
 170                         <<": Collected "<<added_frames<<" frames, total of "
 171                         <<added_frametime<<"s."<<std::endl;*/
 172
 173         /*dstream<<"draw_control.blocks_drawn="
 174                         <<draw_control.blocks_drawn
 175                         <<", draw_control.blocks_would_have_drawn="
 176                         <<draw_control.blocks_would_have_drawn
 177                         <<std::endl;*/
 178
 179         float range_min = g_settings.getS16("viewing_range_nodes_min");
 180         float range_max = g_settings.getS16("viewing_range_nodes_max");
 181
 182         draw_control.wanted_min_range = range_min;
 183         draw_control.wanted_max_blocks = (1.2*draw_control.blocks_drawn)+1;
 184
 185         float block_draw_ratio = 1.0;
 186         if(draw_control.blocks_would_have_drawn != 0)
 187         {
 188                 block_draw_ratio = (float)draw_control.blocks_drawn
 189                         / (float)draw_control.blocks_would_have_drawn;
 190         }
 191
 192         // Calculate the average frametime in the case that all wanted
 193         // blocks had been drawn
 194         f32 frametime = added_frametime / added_frames / block_draw_ratio;
 195
 196         added_frametime = 0.0;
 197         added_frames = 0;
 198
 199         float wanted_fps = g_settings.getFloat("wanted_fps");
 200         float wanted_frametime = 1.0 / wanted_fps;
 201
 202         f32 wanted_frametime_change = wanted_frametime - frametime;
 203         //dstream<<"wanted_frametime_change="<<wanted_frametime_change<<std::endl;
 204
 205         // If needed frametime change is small, just return
 206         if(fabs(wanted_frametime_change) < wanted_frametime*0.4)
 207         {
 208                 //dstream<<"ignoring small wanted_frametime_change"<<std::endl;
 209                 return;
 210         }
 211
 212         float range = draw_control.wanted_range;
 213         float new_range = range;
 214
 215         static s16 range_old = 0;
 216         static f32 frametime_old = 0;
 217
 218         float d_range = range - range_old;
 219         f32 d_frametime = frametime - frametime_old;
 220         // A sane default of 30ms per 50 nodes of range
 221         static f32 time_per_range = 30. / 50;
 222         if(d_range != 0)
 223         {
 224                 time_per_range = d_frametime / d_range;
 225         }
 226
 227         // The minimum allowed calculated frametime-range derivative:
 228         // Practically this sets the maximum speed of changing the range.
 229         // The lower this value, the higher the maximum changing speed.
 230         // A low value here results in wobbly range (0.001)
 231         // A high value here results in slow changing range (0.0025)
 232         // SUGG: This could be dynamically adjusted so that when
 233         //       the camera is turning, this is lower
 234         //float min_time_per_range = 0.0015;
 235         float min_time_per_range = 0.0010;
 236         //float min_time_per_range = 0.05 / range;
 237         if(time_per_range < min_time_per_range)
 238         {
 239                 time_per_range = min_time_per_range;
 240                 //dstream<<"time_per_range="<<time_per_range<<" (min)"<<std::endl;
 241         }
 242         else
 243         {
 244                 //dstream<<"time_per_range="<<time_per_range<<std::endl;
 245         }
 246
 247         f32 wanted_range_change = wanted_frametime_change / time_per_range;
 248         // Dampen the change a bit to kill oscillations
 249         //wanted_range_change *= 0.9;
 250         //wanted_range_change *= 0.75;
 251         wanted_range_change *= 0.5;
 252         //dstream<<"wanted_range_change="<<wanted_range_change<<std::endl;
 253
 254         // If needed range change is very small, just return
 255         if(fabs(wanted_range_change) < 0.001)
 256         {
 257                 //dstream<<"ignoring small wanted_range_change"<<std::endl;
 258                 return;
 259         }
 260
 261         new_range += wanted_range_change;
 262         //dstream<<"new_range="<<new_range/*<<std::endl*/;
 263
 264         //float new_range_unclamped = new_range;
 265         if(new_range < range_min)
 266                 new_range = range_min;
 267         if(new_range > range_max)
 268                 new_range = range_max;
 269
 270         /*if(new_range != new_range_unclamped)
 271                 dstream<<", clamped to "<<new_range<<std::endl;
 272         else
 273                 dstream<<std::endl;*/
 274
 275         draw_control.wanted_range = new_range;
 276
 277         range_old = new_range;
 278         frametime_old = frametime;
 279 }
 280
 281 /*
 282         Hotbar draw routine
 283 */
 284 void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
 285                 v2s32 centerlowerpos, s32 imgsize, s32 itemcount,
 286                 Inventory *inventory, s32 halfheartcount)
 287 {
 288         InventoryList *mainlist = inventory->getList("main");
 289         if(mainlist == NULL)
 290         {
 291                 dstream<<"WARNING: draw_hotbar(): mainlist == NULL"<<std::endl;
 292                 return;
 293         }
 294
 295         s32 padding = imgsize/12;
 296         //s32 height = imgsize + padding*2;
 297         s32 width = itemcount*(imgsize+padding*2);
 298
 299         // Position of upper left corner of bar
 300         v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
 301
 302         // Draw background color
 303         /*core::rect<s32> barrect(0,0,width,height);
 304         barrect += pos;
 305         video::SColor bgcolor(255,128,128,128);
 306         driver->draw2DRectangle(bgcolor, barrect, NULL);*/
 307
 308         core::rect<s32> imgrect(0,0,imgsize,imgsize);
 309
 310         for(s32 i=0; i<itemcount; i++)
 311         {
 312                 InventoryItem *item = mainlist->getItem(i);
 313
 314                 core::rect<s32> rect = imgrect + pos
 315                                 + v2s32(padding+i*(imgsize+padding*2), padding);
 316
 317                 if(g_selected_item == i)
 318                 {
 319                         driver->draw2DRectangle(video::SColor(255,255,0,0),
 320                                         core::rect<s32>(rect.UpperLeftCorner - v2s32(1,1)*padding,
 321                                                         rect.LowerRightCorner + v2s32(1,1)*padding),
 322                                         NULL);
 323                 }
 324                 else
 325                 {
 326                         video::SColor bgcolor2(128,0,0,0);
 327                         driver->draw2DRectangle(bgcolor2, rect, NULL);
 328                 }
 329
 330                 if(item != NULL)
 331                 {
 332                         drawInventoryItem(driver, font, item, rect, NULL);
 333                 }
 334         }
 335
 336         /*
 337                 Draw hearts
 338         */
 339         {
 340                 video::ITexture *heart_texture =
 341                                 driver->getTexture(porting::getDataPath("heart.png").c_str());
 342                 v2s32 p = pos + v2s32(0, -20);
 343                 for(s32 i=0; i<halfheartcount/2; i++)
 344                 {
 345                         const video::SColor color(255,255,255,255);
 346                         const video::SColor colors[] = {color,color,color,color};
 347                         core::rect<s32> rect(0,0,16,16);
 348                         rect += p;
 349                         driver->draw2DImage(heart_texture, rect,
 350                                 core::rect<s32>(core::position2d<s32>(0,0),
 351                                 core::dimension2di(heart_texture->getOriginalSize())),
 352                                 NULL, colors, true);
 353                         p += v2s32(20,0);
 354                 }
 355                 if(halfheartcount % 2 == 1)
 356                 {
 357                         const video::SColor color(255,255,255,255);
 358                         const video::SColor colors[] = {color,color,color,color};
 359                         core::rect<s32> rect(0,0,16/2,16);
 360                         rect += p;
 361                         core::dimension2di srcd(heart_texture->getOriginalSize());
 362                         srcd.Width /= 2;
 363                         driver->draw2DImage(heart_texture, rect,
 364                                 core::rect<s32>(core::position2d<s32>(0,0), srcd),
 365                                 NULL, colors, true);
 366                         p += v2s32(20,0);
 367                 }
 368         }
 369 }
 370
 371 /*
 372         Find what the player is pointing at
 373 */
 374 void getPointedNode(Client *client, v3f player_position,
 375                 v3f camera_direction, v3f camera_position,
 376                 bool &nodefound, core::line3d<f32> shootline,
 377                 v3s16 &nodepos, v3s16 &neighbourpos,
 378                 core::aabbox3d<f32> &nodehilightbox,
 379                 f32 d)
 380 {
 381         f32 mindistance = BS * 1001;
 382
 383         v3s16 pos_i = floatToInt(player_position, BS);
 384
 385         /*std::cout<<"pos_i=("<<pos_i.X<<","<<pos_i.Y<<","<<pos_i.Z<<")"
 386                         <<std::endl;*/
 387
 388         s16 a = d;
 389         s16 ystart = pos_i.Y + 0 - (camera_direction.Y<0 ? a : 1);
 390         s16 zstart = pos_i.Z - (camera_direction.Z<0 ? a : 1);
 391         s16 xstart = pos_i.X - (camera_direction.X<0 ? a : 1);
 392         s16 yend = pos_i.Y + 1 + (camera_direction.Y>0 ? a : 1);
 393         s16 zend = pos_i.Z + (camera_direction.Z>0 ? a : 1);
 394         s16 xend = pos_i.X + (camera_direction.X>0 ? a : 1);
 395
 396         for(s16 y = ystart; y <= yend; y++)
 397         for(s16 z = zstart; z <= zend; z++)
 398         for(s16 x = xstart; x <= xend; x++)
 399         {
 400                 MapNode n;
 401                 try
 402                 {
 403                         n = client->getNode(v3s16(x,y,z));
 404                         if(content_pointable(n.d) == false)
 405                                 continue;
 406                 }
 407                 catch(InvalidPositionException &e)
 408                 {
 409                         continue;
 410                 }
 411
 412                 v3s16 np(x,y,z);
 413                 v3f npf = intToFloat(np, BS);
 414
 415                 f32 d = 0.01;
 416
 417                 v3s16 dirs[6] = {
 418                         v3s16(0,0,1), // back
 419                         v3s16(0,1,0), // top
 420                         v3s16(1,0,0), // right
 421                         v3s16(0,0,-1), // front
 422                         v3s16(0,-1,0), // bottom
 423                         v3s16(-1,0,0), // left
 424                 };
 425
 426                 /*
 427                         Meta-objects
 428                 */
 429                 if(n.d == CONTENT_TORCH)
 430                 {
 431                         v3s16 dir = unpackDir(n.dir);
 432                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 433                         dir_f *= BS/2 - BS/6 - BS/20;
 434                         v3f cpf = npf + dir_f;
 435                         f32 distance = (cpf - camera_position).getLength();
 436
 437                         core::aabbox3d<f32> box;
 438
 439                         // bottom
 440                         if(dir == v3s16(0,-1,0))
 441                         {
 442                                 box = core::aabbox3d<f32>(
 443                                         npf - v3f(BS/6, BS/2, BS/6),
 444                                         npf + v3f(BS/6, -BS/2+BS/3*2, BS/6)
 445                                 );
 446                         }
 447                         // top
 448                         else if(dir == v3s16(0,1,0))
 449                         {
 450                                 box = core::aabbox3d<f32>(
 451                                         npf - v3f(BS/6, -BS/2+BS/3*2, BS/6),
 452                                         npf + v3f(BS/6, BS/2, BS/6)
 453                                 );
 454                         }
 455                         // side
 456                         else
 457                         {
 458                                 box = core::aabbox3d<f32>(
 459                                         cpf - v3f(BS/6, BS/3, BS/6),
 460                                         cpf + v3f(BS/6, BS/3, BS/6)
 461                                 );
 462                         }
 463
 464                         if(distance < mindistance)
 465                         {
 466                                 if(box.intersectsWithLine(shootline))
 467                                 {
 468                                         nodefound = true;
 469                                         nodepos = np;
 470                                         neighbourpos = np;
 471                                         mindistance = distance;
 472                                         nodehilightbox = box;
 473                                 }
 474                         }
 475                 }
 476                 else if(n.d == CONTENT_SIGN_WALL)
 477                 {
 478                         v3s16 dir = unpackDir(n.dir);
 479                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 480                         dir_f *= BS/2 - BS/6 - BS/20;
 481                         v3f cpf = npf + dir_f;
 482                         f32 distance = (cpf - camera_position).getLength();
 483
 484                         v3f vertices[4] =
 485                         {
 486                                 v3f(BS*0.42,-BS*0.35,-BS*0.4),
 487                                 v3f(BS*0.49, BS*0.35, BS*0.4),
 488                         };
 489
 490                         for(s32 i=0; i<2; i++)
 491                         {
 492                                 if(dir == v3s16(1,0,0))
 493                                         vertices[i].rotateXZBy(0);
 494                                 if(dir == v3s16(-1,0,0))
 495                                         vertices[i].rotateXZBy(180);
 496                                 if(dir == v3s16(0,0,1))
 497                                         vertices[i].rotateXZBy(90);
 498                                 if(dir == v3s16(0,0,-1))
 499                                         vertices[i].rotateXZBy(-90);
 500                                 if(dir == v3s16(0,-1,0))
 501                                         vertices[i].rotateXYBy(-90);
 502                                 if(dir == v3s16(0,1,0))
 503                                         vertices[i].rotateXYBy(90);
 504
 505                                 vertices[i] += npf;
 506                         }
 507
 508                         core::aabbox3d<f32> box;
 509
 510                         box = core::aabbox3d<f32>(vertices[0]);
 511                         box.addInternalPoint(vertices[1]);
 512
 513                         if(distance < mindistance)
 514                         {
 515                                 if(box.intersectsWithLine(shootline))
 516                                 {
 517                                         nodefound = true;
 518                                         nodepos = np;
 519                                         neighbourpos = np;
 520                                         mindistance = distance;
 521                                         nodehilightbox = box;
 522                                 }
 523                         }
 524                 }
 525                 /*
 526                         Regular blocks
 527                 */
 528                 else
 529                 {
 530                         for(u16 i=0; i<6; i++)
 531                         {
 532                                 v3f dir_f = v3f(dirs[i].X,
 533                                                 dirs[i].Y, dirs[i].Z);
 534                                 v3f centerpoint = npf + dir_f * BS/2;
 535                                 f32 distance =
 536                                                 (centerpoint - camera_position).getLength();
 537
 538                                 if(distance < mindistance)
 539                                 {
 540                                         core::CMatrix4<f32> m;
 541                                         m.buildRotateFromTo(v3f(0,0,1), dir_f);
 542
 543                                         // This is the back face
 544                                         v3f corners[2] = {
 545                                                 v3f(BS/2, BS/2, BS/2),
 546                                                 v3f(-BS/2, -BS/2, BS/2+d)
 547                                         };
 548
 549                                         for(u16 j=0; j<2; j++)
 550                                         {
 551                                                 m.rotateVect(corners[j]);
 552                                                 corners[j] += npf;
 553                                         }
 554
 555                                         core::aabbox3d<f32> facebox(corners[0]);
 556                                         facebox.addInternalPoint(corners[1]);
 557
 558                                         if(facebox.intersectsWithLine(shootline))
 559                                         {
 560                                                 nodefound = true;
 561                                                 nodepos = np;
 562                                                 neighbourpos = np + dirs[i];
 563                                                 mindistance = distance;
 564
 565                                                 //nodehilightbox = facebox;
 566
 567                                                 const float d = 0.502;
 568                                                 core::aabbox3d<f32> nodebox
 569                                                                 (-BS*d, -BS*d, -BS*d, BS*d, BS*d, BS*d);
 570                                                 v3f nodepos_f = intToFloat(nodepos, BS);
 571                                                 nodebox.MinEdge += nodepos_f;
 572                                                 nodebox.MaxEdge += nodepos_f;
 573                                                 nodehilightbox = nodebox;
 574                                         }
 575                                 } // if distance < mindistance
 576                         } // for dirs
 577                 } // regular block
 578         } // for coords
 579 }
 580
 581 void the_game(
 582         bool &kill,
 583         bool random_input,
 584         InputHandler *input,
 585         IrrlichtDevice *device,
 586         gui::IGUIFont* font,
 587         std::string map_dir,
 588         std::string playername,
 589         std::string address,
 590         u16 port,
 591         std::wstring &error_message
 592 )
 593 {
 594         video::IVideoDriver* driver = device->getVideoDriver();
 595         scene::ISceneManager* smgr = device->getSceneManager();
 596
 597         v2u32 screensize(0,0);
 598         v2u32 last_screensize(0,0);
 599         screensize = driver->getScreenSize();
 600
 601         const s32 hotbar_itemcount = 8;
 602         const s32 hotbar_imagesize = 36;
 603
 604         /*
 605                 Draw "Loading" screen
 606         */
 607         const wchar_t *text = L"Loading and connecting...";
 608         u32 text_height = font->getDimension(text).Height;
 609         core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
 610         core::vector2d<s32> textsize(300, text_height);
 611         core::rect<s32> textrect(center - textsize/2, center + textsize/2);
 612
 613         gui::IGUIStaticText *gui_loadingtext = guienv->addStaticText(
 614                         text, textrect, false, false);
 615         gui_loadingtext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 616
 617         driver->beginScene(true, true, video::SColor(255,0,0,0));
 618         guienv->drawAll();
 619         driver->endScene();
 620
 621         std::cout<<DTIME<<"Creating server and client"<<std::endl;
 622
 623         /*
 624                 Create server.
 625                 SharedPtr will delete it when it goes out of scope.
 626         */
 627         SharedPtr<Server> server;
 628         if(address == ""){
 629                 server = new Server(map_dir);
 630                 server->start(port);
 631         }
 632
 633         /*
 634                 Create client
 635         */
 636
 637         Client client(device, playername.c_str(), draw_control);
 638
 639         Address connect_address(0,0,0,0, port);
 640         try{
 641                 if(address == "")
 642                         //connect_address.Resolve("localhost");
 643                         connect_address.setAddress(127,0,0,1);
 644                 else
 645                         connect_address.Resolve(address.c_str());
 646         }
 647         catch(ResolveError &e)
 648         {
 649                 std::cout<<DTIME<<"Couldn't resolve address"<<std::endl;
 650                 //return 0;
 651                 error_message = L"Couldn't resolve address";
 652                 gui_loadingtext->remove();
 653                 return;
 654         }
 655
 656         /*
 657                 Attempt to connect to the server
 658         */
 659
 660         dstream<<DTIME<<"Connecting to server at ";
 661         connect_address.print(&dstream);
 662         dstream<<std::endl;
 663         client.connect(connect_address);
 664
 665         bool could_connect = false;
 666
 667         try{
 668                 float time_counter = 0.0;
 669                 for(;;)
 670                 {
 671                         if(client.connectedAndInitialized())
 672                         {
 673                                 could_connect = true;
 674                                 break;
 675                         }
 676                         // Wait for 10 seconds
 677                         if(time_counter >= 10.0)
 678                         {
 679                                 break;
 680                         }
 681
 682                         // Update screen
 683                         driver->beginScene(true, true, video::SColor(255,0,0,0));
 684                         guienv->drawAll();
 685                         driver->endScene();
 686
 687                         // Update client and server
 688
 689                         client.step(0.1);
 690
 691                         if(server != NULL)
 692                                 server->step(0.1);
 693
 694                         // Delay a bit
 695                         sleep_ms(100);
 696                         time_counter += 0.1;
 697                 }
 698         }
 699         catch(con::PeerNotFoundException &e)
 700         {}
 701
 702         if(could_connect == false)
 703         {
 704                 std::cout<<DTIME<<"Timed out."<<std::endl;
 705                 error_message = L"Connection timed out.";
 706                 gui_loadingtext->remove();
 707                 return;
 708         }
 709
 710         /*
 711                 Create skybox
 712         */
 713         /*scene::ISceneNode* skybox;
 714         skybox = smgr->addSkyBoxSceneNode(
 715                 driver->getTexture(porting::getDataPath("skybox2.png").c_str()),
 716                 driver->getTexture(porting::getDataPath("skybox3.png").c_str()),
 717                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
 718                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
 719                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
 720                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()));*/
 721
 722         /*
 723                 Create the camera node
 724         */
 725
 726         scene::ICameraSceneNode* camera = smgr->addCameraSceneNode(
 727                 0, // Camera parent
 728                 v3f(BS*100, BS*2, BS*100), // Look from
 729                 v3f(BS*100+1, BS*2, BS*100), // Look to
 730                 -1 // Camera ID
 731         );
 732
 733         if(camera == NULL)
 734         {
 735                 error_message = L"Failed to create the camera node";
 736                 return;
 737         }
 738
 739         //video::SColor skycolor = video::SColor(255,90,140,200);
 740         //video::SColor skycolor = video::SColor(255,166,202,244);
 741         //video::SColor skycolor = video::SColor(255,120,185,244);
 742         video::SColor skycolor = video::SColor(255,140,186,250);
 743
 744         camera->setFOV(FOV_ANGLE);
 745
 746         // Just so big a value that everything rendered is visible
 747         camera->setFarValue(100000*BS);
 748
 749         f32 camera_yaw = 0; // "right/left"
 750         f32 camera_pitch = 0; // "up/down"
 751
 752         /*
 753                 Move into game
 754         */
 755
 756         gui_loadingtext->remove();
 757
 758         /*
 759                 Add some gui stuff
 760         */
 761
 762         // First line of debug text
 763         gui::IGUIStaticText *guitext = guienv->addStaticText(
 764                         L"Minetest-c55",
 765                         core::rect<s32>(5, 5, 795, 5+text_height),
 766                         false, false);
 767         // Second line of debug text
 768         gui::IGUIStaticText *guitext2 = guienv->addStaticText(
 769                         L"",
 770                         core::rect<s32>(5, 5+(text_height+5)*1, 795, (5+text_height)*2),
 771                         false, false);
 772
 773         // At the middle of the screen
 774         // Object infos are shown in this
 775         gui::IGUIStaticText *guitext_info = guienv->addStaticText(
 776                         L"",
 777                         core::rect<s32>(0,0,400,text_height+5) + v2s32(100,200),
 778                         false, false);
 779
 780         // Chat text
 781         gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
 782                         L"",
 783                         core::rect<s32>(0,0,0,0),
 784                         false, false); // Disable word wrap as of now
 785                         //false, true);
 786         //guitext_chat->setBackgroundColor(video::SColor(96,0,0,0));
 787         core::list<ChatLine> chat_lines;
 788
 789         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 790                         (guienv, NULL, v2s32(10, 70), 5, &local_inventory);*/
 791         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 792                         (guienv, NULL, v2s32(0, 0), quickinv_itemcount, &local_inventory);*/
 793
 794         // Test the text input system
 795         /*(new GUITextInputMenu(guienv, guiroot, -1, &g_menumgr,
 796                         NULL))->drop();*/
 797         /*GUIMessageMenu *menu =
 798                         new GUIMessageMenu(guienv, guiroot, -1,
 799                                 &g_menumgr,
 800                                 L"Asd");
 801         menu->drop();*/
 802
 803         // Launch pause menu
 804         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
 805                         &g_menumgr))->drop();
 806
 807         // Enable texts
 808         /*guitext2->setVisible(true);
 809         guitext_info->setVisible(true);
 810         guitext_chat->setVisible(true);*/
 811
 812         //s32 guitext_chat_pad_bottom = 70;
 813
 814         /*
 815                 Some statistics are collected in these
 816         */
 817         u32 drawtime = 0;
 818         u32 beginscenetime = 0;
 819         u32 scenetime = 0;
 820         u32 endscenetime = 0;
 821
 822         // A test
 823         //throw con::PeerNotFoundException("lol");
 824
 825         core::list<float> frametime_log;
 826
 827         float damage_flash_timer = 0;
 828
 829         /*
 830                 Main loop
 831         */
 832
 833         bool first_loop_after_window_activation = true;
 834
 835         // Time is in milliseconds
 836         // NOTE: getRealTime() causes strange problems in wine (imprecision?)
 837         // NOTE: So we have to use getTime() and call run()s between them
 838         u32 lasttime = device->getTimer()->getTime();
 839
 840         while(device->run() && kill == false)
 841         {
 842                 if(g_gamecallback->disconnect_requested)
 843                 {
 844                         g_gamecallback->disconnect_requested = false;
 845                         break;
 846                 }
 847
 848                 /*
 849                         Process TextureSource's queue
 850                 */
 851                 ((TextureSource*)g_texturesource)->processQueue();
 852
 853                 /*
 854                         Random calculations
 855                 */
 856                 last_screensize = screensize;
 857                 screensize = driver->getScreenSize();
 858                 v2s32 displaycenter(screensize.X/2,screensize.Y/2);
 859                 //bool screensize_changed = screensize != last_screensize;
 860
 861                 // Hilight boxes collected during the loop and displayed
 862                 core::list< core::aabbox3d<f32> > hilightboxes;
 863
 864                 // Info text
 865                 std::wstring infotext;
 866
 867                 // When screen size changes, update positions and sizes of stuff
 868                 /*if(screensize_changed)
 869                 {
 870                         v2s32 pos(displaycenter.X-((quickinv_itemcount-1)*quickinv_spacing+quickinv_size)/2, screensize.Y-quickinv_spacing);
 871                         quick_inventory->updatePosition(pos);
 872                 }*/
 873
 874                 //TimeTaker //timer1("//timer1");
 875
 876                 // Time of frame without fps limit
 877                 float busytime;
 878                 u32 busytime_u32;
 879                 {
 880                         // not using getRealTime is necessary for wine
 881                         u32 time = device->getTimer()->getTime();
 882                         if(time > lasttime)
 883                                 busytime_u32 = time - lasttime;
 884                         else
 885                                 busytime_u32 = 0;
 886                         busytime = busytime_u32 / 1000.0;
 887                 }
 888
 889                 //std::cout<<"busytime_u32="<<busytime_u32<<std::endl;
 890
 891                 // Necessary for device->getTimer()->getTime()
 892                 device->run();
 893
 894                 /*
 895                         Viewing range
 896                 */
 897
 898                 updateViewingRange(busytime, &client);
 899
 900                 /*
 901                         FPS limiter
 902                 */
 903
 904                 {
 905                         float fps_max = g_settings.getFloat("fps_max");
 906                         u32 frametime_min = 1000./fps_max;
 907
 908                         if(busytime_u32 < frametime_min)
 909                         {
 910                                 u32 sleeptime = frametime_min - busytime_u32;
 911                                 device->sleep(sleeptime);
 912                         }
 913                 }
 914
 915                 // Necessary for device->getTimer()->getTime()
 916                 device->run();
 917
 918                 /*
 919                         Time difference calculation
 920                 */
 921                 f32 dtime; // in seconds
 922
 923                 u32 time = device->getTimer()->getTime();
 924                 if(time > lasttime)
 925                         dtime = (time - lasttime) / 1000.0;
 926                 else
 927                         dtime = 0;
 928                 lasttime = time;
 929
 930                 /*
 931                         Log frametime for visualization
 932                 */
 933                 frametime_log.push_back(dtime);
 934                 if(frametime_log.size() > 100)
 935                 {
 936                         core::list<float>::Iterator i = frametime_log.begin();
 937                         frametime_log.erase(i);
 938                 }
 939
 940                 /*
 941                         Visualize frametime in terminal
 942                 */
 943                 /*for(u32 i=0; i<dtime*400; i++)
 944                         std::cout<<"X";
 945                 std::cout<<std::endl;*/
 946
 947                 /*
 948                         Time average and jitter calculation
 949                 */
 950
 951                 static f32 dtime_avg1 = 0.0;
 952                 dtime_avg1 = dtime_avg1 * 0.98 + dtime * 0.02;
 953                 f32 dtime_jitter1 = dtime - dtime_avg1;
 954
 955                 static f32 dtime_jitter1_max_sample = 0.0;
 956                 static f32 dtime_jitter1_max_fraction = 0.0;
 957                 {
 958                         static f32 jitter1_max = 0.0;
 959                         static f32 counter = 0.0;
 960                         if(dtime_jitter1 > jitter1_max)
 961                                 jitter1_max = dtime_jitter1;
 962                         counter += dtime;
 963                         if(counter > 0.0)
 964                         {
 965                                 counter -= 3.0;
 966                                 dtime_jitter1_max_sample = jitter1_max;
 967                                 dtime_jitter1_max_fraction
 968                                                 = dtime_jitter1_max_sample / (dtime_avg1+0.001);
 969                                 jitter1_max = 0.0;
 970                         }
 971                 }
 972
 973                 /*
 974                         Busytime average and jitter calculation
 975                 */
 976
 977                 static f32 busytime_avg1 = 0.0;
 978                 busytime_avg1 = busytime_avg1 * 0.98 + busytime * 0.02;
 979                 f32 busytime_jitter1 = busytime - busytime_avg1;
 980
 981                 static f32 busytime_jitter1_max_sample = 0.0;
 982                 static f32 busytime_jitter1_min_sample = 0.0;
 983                 {
 984                         static f32 jitter1_max = 0.0;
 985                         static f32 jitter1_min = 0.0;
 986                         static f32 counter = 0.0;
 987                         if(busytime_jitter1 > jitter1_max)
 988                                 jitter1_max = busytime_jitter1;
 989                         if(busytime_jitter1 < jitter1_min)
 990                                 jitter1_min = busytime_jitter1;
 991                         counter += dtime;
 992                         if(counter > 0.0){
 993                                 counter -= 3.0;
 994                                 busytime_jitter1_max_sample = jitter1_max;
 995                                 busytime_jitter1_min_sample = jitter1_min;
 996                                 jitter1_max = 0.0;
 997                                 jitter1_min = 0.0;
 998                         }
 999                 }
1000
1001                 /*
1002                         Debug info for client
1003                 */
1004                 {
1005                         static float counter = 0.0;
1006                         counter -= dtime;
1007                         if(counter < 0)
1008                         {
1009                                 counter = 30.0;
1010                                 client.printDebugInfo(std::cout);
1011                         }
1012                 }
1013
1014                 /*
1015                         Direct handling of user input
1016                 */
1017
1018                 // Reset input if window not active or some menu is active
1019                 if(device->isWindowActive() == false || noMenuActive() == false)
1020                 {
1021                         input->clear();
1022                 }
1023
1024                 // Input handler step() (used by the random input generator)
1025                 input->step(dtime);
1026
1027                 /*
1028                         Launch menus according to keys
1029                 */
1030                 if(input->wasKeyDown(irr::KEY_KEY_I))
1031                 {
1032                         dstream<<DTIME<<"the_game: "
1033                                         <<"Launching inventory"<<std::endl;
1034
1035                         GUIInventoryMenu *menu =
1036                                 new GUIInventoryMenu(guienv, guiroot, -1,
1037                                         &g_menumgr, v2s16(8,7),
1038                                         client.getInventoryContext(),
1039                                         &client);
1040
1041                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1042                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1043                                         "list", "current_player", "main",
1044                                         v2s32(0, 3), v2s32(8, 4)));
1045                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1046                                         "list", "current_player", "craft",
1047                                         v2s32(3, 0), v2s32(3, 3)));
1048                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1049                                         "list", "current_player", "craftresult",
1050                                         v2s32(7, 1), v2s32(1, 1)));
1051
1052                         menu->setDrawSpec(draw_spec);
1053
1054                         menu->drop();
1055                 }
1056                 else if(input->wasKeyDown(irr::KEY_ESCAPE))
1057                 {
1058                         dstream<<DTIME<<"the_game: "
1059                                         <<"Launching pause menu"<<std::endl;
1060                         // It will delete itself by itself
1061                         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1062                                         &g_menumgr))->drop();
1063                 }
1064                 else if(input->wasKeyDown(irr::KEY_KEY_T))
1065                 {
1066                         TextDest *dest = new TextDestChat(&client);
1067
1068                         (new GUITextInputMenu(guienv, guiroot, -1,
1069                                         &g_menumgr, dest,
1070                                         L""))->drop();
1071                 }
1072
1073                 // Item selection with mouse wheel
1074                 {
1075                         s32 wheel = input->getMouseWheel();
1076                         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE-1,
1077                                         hotbar_itemcount-1);
1078
1079                         if(wheel < 0)
1080                         {
1081                                 if(g_selected_item < max_item)
1082                                         g_selected_item++;
1083                                 else
1084                                         g_selected_item = 0;
1085                         }
1086                         else if(wheel > 0)
1087                         {
1088                                 if(g_selected_item > 0)
1089                                         g_selected_item--;
1090                                 else
1091                                         g_selected_item = max_item;
1092                         }
1093                 }
1094
1095                 // Item selection
1096                 for(u16 i=0; i<10; i++)
1097                 {
1098                         s32 keycode = irr::KEY_KEY_1 + i;
1099                         if(i == 9)
1100                                 keycode = irr::KEY_KEY_0;
1101                         if(input->wasKeyDown((irr::EKEY_CODE)keycode))
1102                         {
1103                                 if(i < PLAYER_INVENTORY_SIZE && i < hotbar_itemcount)
1104                                 {
1105                                         g_selected_item = i;
1106
1107                                         dstream<<DTIME<<"Selected item: "
1108                                                         <<g_selected_item<<std::endl;
1109                                 }
1110                         }
1111                 }
1112
1113                 // Viewing range selection
1114                 if(input->wasKeyDown(irr::KEY_KEY_R))
1115                 {
1116                         if(draw_control.range_all)
1117                         {
1118                                 draw_control.range_all = false;
1119                                 dstream<<DTIME<<"Disabled full viewing range"<<std::endl;
1120                         }
1121                         else
1122                         {
1123                                 draw_control.range_all = true;
1124                                 dstream<<DTIME<<"Enabled full viewing range"<<std::endl;
1125                         }
1126                 }
1127
1128                 // Print debug stacks
1129                 if(input->wasKeyDown(irr::KEY_KEY_P))
1130                 {
1131                         dstream<<"-----------------------------------------"
1132                                         <<std::endl;
1133                         dstream<<DTIME<<"Printing debug stacks:"<<std::endl;
1134                         dstream<<"-----------------------------------------"
1135                                         <<std::endl;
1136                         debug_stacks_print();
1137                 }
1138
1139                 /*
1140                         Player speed control
1141                 */
1142
1143                 {
1144                         /*bool a_up,
1145                         bool a_down,
1146                         bool a_left,
1147                         bool a_right,
1148                         bool a_jump,
1149                         bool a_superspeed,
1150                         bool a_sneak,
1151                         float a_pitch,
1152                         float a_yaw*/
1153                         PlayerControl control(
1154                                 input->isKeyDown(irr::KEY_KEY_W),
1155                                 input->isKeyDown(irr::KEY_KEY_S),
1156                                 input->isKeyDown(irr::KEY_KEY_A),
1157                                 input->isKeyDown(irr::KEY_KEY_D),
1158                                 input->isKeyDown(irr::KEY_SPACE),
1159                                 input->isKeyDown(irr::KEY_KEY_E),
1160                                 input->isKeyDown(irr::KEY_LSHIFT)
1161                                                 || input->isKeyDown(irr::KEY_RSHIFT),
1162                                 camera_pitch,
1163                                 camera_yaw
1164                         );
1165                         client.setPlayerControl(control);
1166                 }
1167
1168                 /*
1169                         Run server
1170                 */
1171
1172                 if(server != NULL)
1173                 {
1174                         //TimeTaker timer("server->step(dtime)");
1175                         server->step(dtime);
1176                 }
1177
1178                 /*
1179                         Process environment
1180                 */
1181
1182                 {
1183                         //TimeTaker timer("client.step(dtime)");
1184                         client.step(dtime);
1185                         //client.step(dtime_avg1);
1186                 }
1187
1188                 // Read client events
1189                 for(;;)
1190                 {
1191                         ClientEvent event = client.getClientEvent();
1192                         if(event.type == CE_NONE)
1193                         {
1194                                 break;
1195                         }
1196                         else if(event.type == CE_PLAYER_DAMAGE)
1197                         {
1198                                 //u16 damage = event.player_damage.amount;
1199                                 //dstream<<"Player damage: "<<damage<<std::endl;
1200                                 damage_flash_timer = 0.05;
1201                         }
1202                         else if(event.type == CE_PLAYER_FORCE_MOVE)
1203                         {
1204                                 camera_yaw = event.player_force_move.yaw;
1205                                 camera_pitch = event.player_force_move.pitch;
1206                         }
1207                 }
1208
1209                 // Get player position
1210                 v3f player_position = client.getPlayerPosition();
1211
1212                 //TimeTaker //timer2("//timer2");
1213
1214                 /*
1215                         Mouse and camera control
1216                 */
1217
1218                 if((device->isWindowActive() && noMenuActive()) || random_input)
1219                 {
1220                         if(!random_input)
1221                                 device->getCursorControl()->setVisible(false);
1222
1223                         if(first_loop_after_window_activation){
1224                                 //std::cout<<"window active, first loop"<<std::endl;
1225                                 first_loop_after_window_activation = false;
1226                         }
1227                         else{
1228                                 s32 dx = input->getMousePos().X - displaycenter.X;
1229                                 s32 dy = input->getMousePos().Y - displaycenter.Y;
1230                                 //std::cout<<"window active, pos difference "<<dx<<","<<dy<<std::endl;
1231                                 camera_yaw -= dx*0.2;
1232                                 camera_pitch += dy*0.2;
1233                                 if(camera_pitch < -89.5) camera_pitch = -89.5;
1234                                 if(camera_pitch > 89.5) camera_pitch = 89.5;
1235                         }
1236                         input->setMousePos(displaycenter.X, displaycenter.Y);
1237                 }
1238                 else{
1239                         device->getCursorControl()->setVisible(true);
1240
1241                         //std::cout<<"window inactive"<<std::endl;
1242                         first_loop_after_window_activation = true;
1243                 }
1244
1245                 camera_yaw = wrapDegrees(camera_yaw);
1246                 camera_pitch = wrapDegrees(camera_pitch);
1247
1248                 v3f camera_direction = v3f(0,0,1);
1249                 camera_direction.rotateYZBy(camera_pitch);
1250                 camera_direction.rotateXZBy(camera_yaw);
1251
1252                 // This is at the height of the eyes of the current figure
1253                 //v3f camera_position = player_position + v3f(0, BS+BS/2, 0);
1254                 // This is more like in minecraft
1255                 v3f camera_position = player_position + v3f(0, BS+BS*0.625, 0);
1256
1257                 camera->setPosition(camera_position);
1258                 // *100.0 helps in large map coordinates
1259                 camera->setTarget(camera_position + camera_direction * 100.0);
1260
1261                 if(FIELD_OF_VIEW_TEST){
1262                         client.updateCamera(v3f(0,0,0), v3f(0,0,1));
1263                 }
1264                 else{
1265                         //TimeTaker timer("client.updateCamera");
1266                         client.updateCamera(camera_position, camera_direction);
1267                 }
1268
1269                 //timer2.stop();
1270                 //TimeTaker //timer3("//timer3");
1271
1272                 /*
1273                         Calculate what block is the crosshair pointing to
1274                 */
1275
1276                 //u32 t1 = device->getTimer()->getRealTime();
1277
1278                 //f32 d = 4; // max. distance
1279                 f32 d = 4; // max. distance
1280                 core::line3d<f32> shootline(camera_position,
1281                                 camera_position + camera_direction * BS * (d+1));
1282
1283                 MapBlockObject *selected_object = client.getSelectedObject
1284                                 (d*BS, camera_position, shootline);
1285
1286                 ClientActiveObject *selected_active_object
1287                                 = client.getSelectedActiveObject
1288                                         (d*BS, camera_position, shootline);
1289
1290                 if(selected_object != NULL)
1291                 {
1292                         //dstream<<"Client returned selected_object != NULL"<<std::endl;
1293
1294                         core::aabbox3d<f32> box_on_map
1295                                         = selected_object->getSelectionBoxOnMap();
1296
1297                         hilightboxes.push_back(box_on_map);
1298
1299                         infotext = narrow_to_wide(selected_object->infoText());
1300
1301                         if(input->getLeftClicked())
1302                         {
1303                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1304                                 client.clickObject(0, selected_object->getBlock()->getPos(),
1305                                                 selected_object->getId(), g_selected_item);
1306                         }
1307                         else if(input->getRightClicked())
1308                         {
1309                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1310                                 /*
1311                                         Check if we want to modify the object ourselves
1312                                 */
1313                                 if(selected_object->getTypeId() == MAPBLOCKOBJECT_TYPE_SIGN)
1314                                 {
1315                                         dstream<<"Sign object right-clicked"<<std::endl;
1316
1317                                         if(random_input == false)
1318                                         {
1319                                                 // Get a new text for it
1320
1321                                                 TextDest *dest = new TextDestSign(
1322                                                                 selected_object->getBlock()->getPos(),
1323                                                                 selected_object->getId(),
1324                                                                 &client);
1325
1326                                                 SignObject *sign_object = (SignObject*)selected_object;
1327
1328                                                 std::wstring wtext =
1329                                                                 narrow_to_wide(sign_object->getText());
1330
1331                                                 (new GUITextInputMenu(guienv, guiroot, -1,
1332                                                                 &g_menumgr, dest,
1333                                                                 wtext))->drop();
1334                                         }
1335                                 }
1336                                 /*
1337                                         Otherwise pass the event to the server as-is
1338                                 */
1339                                 else
1340                                 {
1341                                         client.clickObject(1, selected_object->getBlock()->getPos(),
1342                                                         selected_object->getId(), g_selected_item);
1343                                 }
1344                         }
1345                 }
1346                 else if(selected_active_object != NULL)
1347                 {
1348                         //dstream<<"Client returned selected_active_object != NULL"<<std::endl;
1349
1350                         core::aabbox3d<f32> *selection_box
1351                                         = selected_active_object->getSelectionBox();
1352                         // Box should exist because object was returned in the
1353                         // first place
1354                         assert(selection_box);
1355
1356                         v3f pos = selected_active_object->getPosition();
1357
1358                         core::aabbox3d<f32> box_on_map(
1359                                         selection_box->MinEdge + pos,
1360                                         selection_box->MaxEdge + pos
1361                         );
1362
1363                         hilightboxes.push_back(box_on_map);
1364
1365                         //infotext = narrow_to_wide("A ClientActiveObject");
1366                         infotext = narrow_to_wide(selected_active_object->infoText());
1367
1368                         if(input->getLeftClicked())
1369                         {
1370                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1371                                 client.clickActiveObject(0,
1372                                                 selected_active_object->getId(), g_selected_item);
1373                         }
1374                         else if(input->getRightClicked())
1375                         {
1376                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1377                         }
1378                 }
1379                 else // selected_object == NULL
1380                 {
1381
1382                 /*
1383                         Find out which node we are pointing at
1384                 */
1385
1386                 bool nodefound = false;
1387                 v3s16 nodepos;
1388                 v3s16 neighbourpos;
1389                 core::aabbox3d<f32> nodehilightbox;
1390
1391                 getPointedNode(&client, player_position,
1392                                 camera_direction, camera_position,
1393                                 nodefound, shootline,
1394                                 nodepos, neighbourpos,
1395                                 nodehilightbox, d);
1396
1397                 static float nodig_delay_counter = 0.0;
1398
1399                 if(nodefound)
1400                 {
1401                         static v3s16 nodepos_old(-32768,-32768,-32768);
1402
1403                         static float dig_time = 0.0;
1404                         static u16 dig_index = 0;
1405
1406                         /*
1407                                 Visualize selection
1408                         */
1409
1410                         hilightboxes.push_back(nodehilightbox);
1411
1412                         /*
1413                                 Check information text of node
1414                         */
1415
1416                         NodeMetadata *meta = client.getNodeMetadata(nodepos);
1417                         if(meta)
1418                         {
1419                                 infotext = narrow_to_wide(meta->infoText());
1420                         }
1421
1422                         //MapNode node = client.getNode(nodepos);
1423
1424                         /*
1425                                 Handle digging
1426                         */
1427
1428                         if(input->getLeftReleased())
1429                         {
1430                                 client.clearTempMod(nodepos);
1431                                 dig_time = 0.0;
1432                         }
1433
1434                         if(nodig_delay_counter > 0.0)
1435                         {
1436                                 nodig_delay_counter -= dtime;
1437                         }
1438                         else
1439                         {
1440                                 if(nodepos != nodepos_old)
1441                                 {
1442                                         std::cout<<DTIME<<"Pointing at ("<<nodepos.X<<","
1443                                                         <<nodepos.Y<<","<<nodepos.Z<<")"<<std::endl;
1444
1445                                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1446                                         {
1447                                                 client.clearTempMod(nodepos_old);
1448                                                 dig_time = 0.0;
1449                                         }
1450                                 }
1451
1452                                 if(input->getLeftClicked() ||
1453                                                 (input->getLeftState() && nodepos != nodepos_old))
1454                                 {
1455                                         dstream<<DTIME<<"Started digging"<<std::endl;
1456                                         client.groundAction(0, nodepos, neighbourpos, g_selected_item);
1457                                 }
1458                                 if(input->getLeftClicked())
1459                                 {
1460                                         client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, 0));
1461                                 }
1462                                 if(input->getLeftState())
1463                                 {
1464                                         MapNode n = client.getNode(nodepos);
1465
1466                                         // Get tool name. Default is "" = bare hands
1467                                         std::string toolname = "";
1468                                         InventoryList *mlist = local_inventory.getList("main");
1469                                         if(mlist != NULL)
1470                                         {
1471                                                 InventoryItem *item = mlist->getItem(g_selected_item);
1472                                                 if(item && (std::string)item->getName() == "ToolItem")
1473                                                 {
1474                                                         ToolItem *titem = (ToolItem*)item;
1475                                                         toolname = titem->getToolName();
1476                                                 }
1477                                         }
1478
1479                                         // Get digging properties for material and tool
1480                                         u8 material = n.d;
1481                                         DiggingProperties prop =
1482                                                         getDiggingProperties(material, toolname);
1483
1484                                         float dig_time_complete = 0.0;
1485
1486                                         if(prop.diggable == false)
1487                                         {
1488                                                 /*dstream<<"Material "<<(int)material
1489                                                                 <<" not diggable with \""
1490                                                                 <<toolname<<"\""<<std::endl;*/
1491                                                 // I guess nobody will wait for this long
1492                                                 dig_time_complete = 10000000.0;
1493                                         }
1494                                         else
1495                                         {
1496                                                 dig_time_complete = prop.time;
1497                                         }
1498
1499                                         if(dig_time_complete >= 0.001)
1500                                         {
1501                                                 dig_index = (u16)((float)CRACK_ANIMATION_LENGTH
1502                                                                 * dig_time/dig_time_complete);
1503                                         }
1504                                         // This is for torches
1505                                         else
1506                                         {
1507                                                 dig_index = CRACK_ANIMATION_LENGTH;
1508                                         }
1509
1510                                         if(dig_index < CRACK_ANIMATION_LENGTH)
1511                                         {
1512                                                 //TimeTaker timer("client.setTempMod");
1513                                                 //dstream<<"dig_index="<<dig_index<<std::endl;
1514                                                 client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, dig_index));
1515                                         }
1516                                         else
1517                                         {
1518                                                 dstream<<DTIME<<"Digging completed"<<std::endl;
1519                                                 client.groundAction(3, nodepos, neighbourpos, g_selected_item);
1520                                                 client.clearTempMod(nodepos);
1521                                                 client.removeNode(nodepos);
1522
1523                                                 dig_time = 0;
1524
1525                                                 nodig_delay_counter = dig_time_complete
1526                                                                 / (float)CRACK_ANIMATION_LENGTH;
1527
1528                                                 // We don't want a corresponding delay to
1529                                                 // very time consuming nodes
1530                                                 if(nodig_delay_counter > 0.5)
1531                                                 {
1532                                                         nodig_delay_counter = 0.5;
1533                                                 }
1534                                                 // We want a slight delay to very little
1535                                                 // time consuming nodes
1536                                                 float mindelay = 0.15;
1537                                                 if(nodig_delay_counter < mindelay)
1538                                                 {
1539                                                         nodig_delay_counter = mindelay;
1540                                                 }
1541                                         }
1542
1543                                         dig_time += dtime;
1544                                 }
1545                         }
1546
1547                         if(input->getRightClicked())
1548                         {
1549                                 std::cout<<DTIME<<"Ground right-clicked"<<std::endl;
1550
1551                                 if(meta && meta->typeId() == CONTENT_SIGN_WALL && !random_input)
1552                                 {
1553                                         dstream<<"Sign node right-clicked"<<std::endl;
1554
1555                                         SignNodeMetadata *signmeta = (SignNodeMetadata*)meta;
1556
1557                                         // Get a new text for it
1558
1559                                         TextDest *dest = new TextDestSignNode(nodepos, &client);
1560
1561                                         std::wstring wtext =
1562                                                         narrow_to_wide(signmeta->getText());
1563
1564                                         (new GUITextInputMenu(guienv, guiroot, -1,
1565                                                         &g_menumgr, dest,
1566                                                         wtext))->drop();
1567                                 }
1568                                 else if(meta && meta->typeId() == CONTENT_CHEST && !random_input)
1569                                 {
1570                                         dstream<<"Chest node right-clicked"<<std::endl;
1571
1572                                         //ChestNodeMetadata *chestmeta = (ChestNodeMetadata*)meta;
1573
1574                                         std::string chest_inv_id;
1575                                         chest_inv_id += "nodemeta:";
1576                                         chest_inv_id += itos(nodepos.X);
1577                                         chest_inv_id += ",";
1578                                         chest_inv_id += itos(nodepos.Y);
1579                                         chest_inv_id += ",";
1580                                         chest_inv_id += itos(nodepos.Z);
1581
1582                                         GUIInventoryMenu *menu =
1583                                                 new GUIInventoryMenu(guienv, guiroot, -1,
1584                                                         &g_menumgr, v2s16(8,9),
1585                                                         client.getInventoryContext(),
1586                                                         &client);
1587
1588                                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1589
1590                                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1591                                                         "list", chest_inv_id, "0",
1592                                                         v2s32(0, 0), v2s32(8, 4)));
1593                                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1594                                                         "list", "current_player", "main",
1595                                                         v2s32(0, 5), v2s32(8, 4)));
1596
1597                                         menu->setDrawSpec(draw_spec);
1598
1599                                         menu->drop();
1600
1601                                 }
1602                                 else if(meta && meta->typeId() == CONTENT_FURNACE && !random_input)
1603                                 {
1604                                         dstream<<"Furnace node right-clicked"<<std::endl;
1605
1606                                         GUIFurnaceMenu *menu =
1607                                                 new GUIFurnaceMenu(guienv, guiroot, -1,
1608                                                         &g_menumgr, nodepos, &client);
1609
1610                                         menu->drop();
1611
1612                                 }
1613                                 else
1614                                 {
1615                                         client.groundAction(1, nodepos, neighbourpos, g_selected_item);
1616                                 }
1617                         }
1618
1619                         nodepos_old = nodepos;
1620                 }
1621                 else{
1622                 }
1623
1624                 } // selected_object == NULL
1625
1626                 input->resetLeftClicked();
1627                 input->resetRightClicked();
1628
1629                 if(input->getLeftReleased())
1630                 {
1631                         std::cout<<DTIME<<"Left button released (stopped digging)"
1632                                         <<std::endl;
1633                         client.groundAction(2, v3s16(0,0,0), v3s16(0,0,0), 0);
1634                 }
1635                 if(input->getRightReleased())
1636                 {
1637                         //std::cout<<DTIME<<"Right released"<<std::endl;
1638                         // Nothing here
1639                 }
1640
1641                 input->resetLeftReleased();
1642                 input->resetRightReleased();
1643
1644                 /*
1645                         Calculate stuff for drawing
1646                 */
1647
1648                 camera->setAspectRatio((f32)screensize.X / (f32)screensize.Y);
1649
1650                 u32 daynight_ratio = client.getDayNightRatio();
1651                 u8 l = decode_light((daynight_ratio * LIGHT_SUN) / 1000);
1652                 video::SColor bgcolor = video::SColor(
1653                                 255,
1654                                 skycolor.getRed() * l / 255,
1655                                 skycolor.getGreen() * l / 255,
1656                                 skycolor.getBlue() * l / 255);
1657
1658                 /*
1659                         Fog
1660                 */
1661
1662                 if(g_settings.getBool("enable_fog") == true)
1663                 {
1664                         //f32 range = draw_control.wanted_range * BS + MAP_BLOCKSIZE/2*BS;
1665                         f32 range = draw_control.wanted_range * BS + 0.8*MAP_BLOCKSIZE*BS;
1666                         //f32 range = draw_control.wanted_range * BS + 0.0*MAP_BLOCKSIZE*BS;
1667                         if(draw_control.range_all)
1668                                 range = 100000*BS;
1669
1670                         driver->setFog(
1671                                 bgcolor,
1672                                 video::EFT_FOG_LINEAR,
1673                                 range*0.4,
1674                                 range*1.0,
1675                                 0.01,
1676                                 false, // pixel fog
1677                                 false // range fog
1678                         );
1679                 }
1680                 else
1681                 {
1682                         driver->setFog(
1683                                 bgcolor,
1684                                 video::EFT_FOG_LINEAR,
1685                                 100000*BS,
1686                                 110000*BS,
1687                                 0.01,
1688                                 false, // pixel fog
1689                                 false // range fog
1690                         );
1691                 }
1692
1693
1694                 /*
1695                         Update gui stuff (0ms)
1696                 */
1697
1698                 //TimeTaker guiupdatetimer("Gui updating");
1699
1700                 {
1701                         static float drawtime_avg = 0;
1702                         drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
1703                         static float beginscenetime_avg = 0;
1704                         beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
1705                         static float scenetime_avg = 0;
1706                         scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
1707                         static float endscenetime_avg = 0;
1708                         endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;
1709
1710                         char temptext[300];
1711                         snprintf(temptext, 300, "Minetest-c55 ("
1712                                         "F: item=%i"
1713                                         ", R: range_all=%i"
1714                                         ")"
1715                                         " drawtime=%.0f, beginscenetime=%.0f"
1716                                         ", scenetime=%.0f, endscenetime=%.0f",
1717                                         g_selected_item,
1718                                         draw_control.range_all,
1719                                         drawtime_avg,
1720                                         beginscenetime_avg,
1721                                         scenetime_avg,
1722                                         endscenetime_avg
1723                                         );
1724
1725                         guitext->setText(narrow_to_wide(temptext).c_str());
1726                 }
1727
1728                 {
1729                         char temptext[300];
1730                         snprintf(temptext, 300,
1731                                         "(% .1f, % .1f, % .1f)"
1732                                         " (% .3f < btime_jitter < % .3f"
1733                                         ", dtime_jitter = % .1f %%"
1734                                         ", v_range = %.1f)",
1735                                         player_position.X/BS,
1736                                         player_position.Y/BS,
1737                                         player_position.Z/BS,
1738                                         busytime_jitter1_min_sample,
1739                                         busytime_jitter1_max_sample,
1740                                         dtime_jitter1_max_fraction * 100.0,
1741                                         draw_control.wanted_range
1742                                         );
1743
1744                         guitext2->setText(narrow_to_wide(temptext).c_str());
1745                 }
1746
1747                 {
1748                         guitext_info->setText(infotext.c_str());
1749                 }
1750
1751                 /*
1752                         Get chat messages from client
1753                 */
1754                 {
1755                         // Get new messages
1756                         std::wstring message;
1757                         while(client.getChatMessage(message))
1758                         {
1759                                 chat_lines.push_back(ChatLine(message));
1760                                 /*if(chat_lines.size() > 6)
1761                                 {
1762                                         core::list<ChatLine>::Iterator
1763                                                         i = chat_lines.begin();
1764                                         chat_lines.erase(i);
1765                                 }*/
1766                         }
1767                         // Append them to form the whole static text and throw
1768                         // it to the gui element
1769                         std::wstring whole;
1770                         // This will correspond to the line number counted from
1771                         // top to bottom, from size-1 to 0
1772                         s16 line_number = chat_lines.size();
1773                         // Count of messages to be removed from the top
1774                         u16 to_be_removed_count = 0;
1775                         for(core::list<ChatLine>::Iterator
1776                                         i = chat_lines.begin();
1777                                         i != chat_lines.end(); i++)
1778                         {
1779                                 // After this, line number is valid for this loop
1780                                 line_number--;
1781                                 // Increment age
1782                                 (*i).age += dtime;
1783                                 /*
1784                                         This results in a maximum age of 60*6 to the
1785                                         lowermost line and a maximum of 6 lines
1786                                 */
1787                                 float allowed_age = (6-line_number) * 60.0;
1788
1789                                 if((*i).age > allowed_age)
1790                                 {
1791                                         to_be_removed_count++;
1792                                         continue;
1793                                 }
1794                                 whole += (*i).text + L'\n';
1795                         }
1796                         for(u16 i=0; i<to_be_removed_count; i++)
1797                         {
1798                                 core::list<ChatLine>::Iterator
1799                                                 it = chat_lines.begin();
1800                                 chat_lines.erase(it);
1801                         }
1802                         guitext_chat->setText(whole.c_str());
1803
1804                         // Update gui element size and position
1805
1806                         /*core::rect<s32> rect(
1807                                         10,
1808                                         screensize.Y - guitext_chat_pad_bottom
1809                                                         - text_height*chat_lines.size(),
1810                                         screensize.X - 10,
1811                                         screensize.Y - guitext_chat_pad_bottom
1812                         );*/
1813                         core::rect<s32> rect(
1814                                         10,
1815                                         50,
1816                                         screensize.X - 10,
1817                                         50 + text_height*chat_lines.size()
1818                         );
1819
1820                         guitext_chat->setRelativePosition(rect);
1821
1822                         if(chat_lines.size() == 0)
1823                                 guitext_chat->setVisible(false);
1824                         else
1825                                 guitext_chat->setVisible(true);
1826                 }
1827
1828                 /*
1829                         Inventory
1830                 */
1831
1832                 static u16 old_selected_item = 65535;
1833                 if(client.getLocalInventoryUpdated()
1834                                 || g_selected_item != old_selected_item)
1835                 {
1836                         old_selected_item = g_selected_item;
1837                         //std::cout<<"Updating local inventory"<<std::endl;
1838                         client.getLocalInventory(local_inventory);
1839                 }
1840
1841                 /*
1842                         Send actions returned by the inventory menu
1843                 */
1844                 while(inventory_action_queue.size() != 0)
1845                 {
1846                         InventoryAction *a = inventory_action_queue.pop_front();
1847
1848                         client.sendInventoryAction(a);
1849                         // Eat it
1850                         delete a;
1851                 }
1852
1853                 /*
1854                         Drawing begins
1855                 */
1856
1857                 TimeTaker drawtimer("Drawing");
1858
1859
1860                 {
1861                         TimeTaker timer("beginScene");
1862                         driver->beginScene(true, true, bgcolor);
1863                         //driver->beginScene(false, true, bgcolor);
1864                         beginscenetime = timer.stop(true);
1865                 }
1866
1867                 //timer3.stop();
1868
1869                 //std::cout<<DTIME<<"smgr->drawAll()"<<std::endl;
1870
1871                 {
1872                         TimeTaker timer("smgr");
1873                         smgr->drawAll();
1874                         scenetime = timer.stop(true);
1875                 }
1876
1877                 {
1878                 //TimeTaker timer9("auxiliary drawings");
1879                 // 0ms
1880
1881                 //timer9.stop();
1882                 //TimeTaker //timer10("//timer10");
1883
1884                 video::SMaterial m;
1885                 //m.Thickness = 10;
1886                 m.Thickness = 3;
1887                 m.Lighting = false;
1888                 driver->setMaterial(m);
1889
1890                 driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
1891
1892                 for(core::list< core::aabbox3d<f32> >::Iterator i=hilightboxes.begin();
1893                                 i != hilightboxes.end(); i++)
1894                 {
1895                         /*std::cout<<"hilightbox min="
1896                                         <<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
1897                                         <<" max="
1898                                         <<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
1899                                         <<std::endl;*/
1900                         driver->draw3DBox(*i, video::SColor(255,0,0,0));
1901                 }
1902
1903                 /*
1904                         Frametime log
1905                 */
1906                 if(g_settings.getBool("frametime_graph") == true)
1907                 {
1908                         s32 x = 10;
1909                         for(core::list<float>::Iterator
1910                                         i = frametime_log.begin();
1911                                         i != frametime_log.end();
1912                                         i++)
1913                         {
1914                                 driver->draw2DLine(v2s32(x,50),
1915                                                 v2s32(x,50+(*i)*1000),
1916                                                 video::SColor(255,255,255,255));
1917                                 x++;
1918                         }
1919                 }
1920
1921                 /*
1922                         Draw crosshair
1923                 */
1924                 driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
1925                                 displaycenter + core::vector2d<s32>(10,0),
1926                                 video::SColor(255,255,255,255));
1927                 driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
1928                                 displaycenter + core::vector2d<s32>(0,10),
1929                                 video::SColor(255,255,255,255));
1930
1931                 } // timer
1932
1933                 //timer10.stop();
1934                 //TimeTaker //timer11("//timer11");
1935
1936                 /*
1937                         Draw gui
1938                 */
1939                 // 0-1ms
1940                 guienv->drawAll();
1941
1942                 /*
1943                         Draw hotbar
1944                 */
1945                 {
1946                         draw_hotbar(driver, font, v2s32(displaycenter.X, screensize.Y),
1947                                         hotbar_imagesize, hotbar_itemcount, &local_inventory,
1948                                         client.getHP());
1949                 }
1950
1951                 /*
1952                         Damage flash
1953                 */
1954                 if(damage_flash_timer > 0.0)
1955                 {
1956                         damage_flash_timer -= dtime;
1957
1958                         video::SColor color(128,255,0,0);
1959                         driver->draw2DRectangle(color,
1960                                         core::rect<s32>(0,0,screensize.X,screensize.Y),
1961                                         NULL);
1962                 }
1963
1964                 /*
1965                         End scene
1966                 */
1967                 {
1968                         TimeTaker timer("endScene");
1969                         driver->endScene();
1970                         endscenetime = timer.stop(true);
1971                 }
1972
1973                 drawtime = drawtimer.stop(true);
1974
1975                 /*
1976                         End of drawing
1977                 */
1978
1979                 static s16 lastFPS = 0;
1980                 //u16 fps = driver->getFPS();
1981                 u16 fps = (1.0/dtime_avg1);
1982
1983                 if (lastFPS != fps)
1984                 {
1985                         core::stringw str = L"Minetest [";
1986                         str += driver->getName();
1987                         str += "] FPS:";
1988                         str += fps;
1989
1990                         device->setWindowCaption(str.c_str());
1991                         lastFPS = fps;
1992                 }
1993         }
1994 }
1995
1996