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 #include "config.h"
  30 #include "clouds.h"
  31
  32 /*
  33         Setting this to 1 enables a special camera mode that forces
  34         the renderers to think that the camera statically points from
  35         the starting place to a static direction.
  36
  37         This allows one to move around with the player and see what
  38         is actually drawn behind solid things and behind the player.
  39 */
  40 #define FIELD_OF_VIEW_TEST 0
  41
  42
  43 MapDrawControl draw_control;
  44
  45 // Chat data
  46 struct ChatLine
  47 {
  48         ChatLine():
  49                 age(0.0)
  50         {
  51         }
  52         ChatLine(const std::wstring &a_text):
  53                 age(0.0),
  54                 text(a_text)
  55         {
  56         }
  57         float age;
  58         std::wstring text;
  59 };
  60
  61 /*
  62         Inventory stuff
  63 */
  64
  65 // Inventory actions from the menu are buffered here before sending
  66 Queue<InventoryAction*> inventory_action_queue;
  67 // This is a copy of the inventory that the client's environment has
  68 Inventory local_inventory;
  69
  70 u16 g_selected_item = 0;
  71
  72 /*
  73         Text input system
  74 */
  75
  76 struct TextDestSign : public TextDest
  77 {
  78         TextDestSign(v3s16 blockpos, s16 id, Client *client)
  79         {
  80                 m_blockpos = blockpos;
  81                 m_id = id;
  82                 m_client = client;
  83         }
  84         void gotText(std::wstring text)
  85         {
  86                 std::string ntext = wide_to_narrow(text);
  87                 dstream<<"Changing text of a sign object: "
  88                                 <<ntext<<std::endl;
  89                 m_client->sendSignText(m_blockpos, m_id, ntext);
  90         }
  91
  92         v3s16 m_blockpos;
  93         s16 m_id;
  94         Client *m_client;
  95 };
  96
  97 struct TextDestChat : public TextDest
  98 {
  99         TextDestChat(Client *client)
 100         {
 101                 m_client = client;
 102         }
 103         void gotText(std::wstring text)
 104         {
 105                 // Discard empty line
 106                 if(text == L"")
 107                         return;
 108
 109                 // Parse command (server command starts with "/#")
 110                 if(text[0] == L'/' && text[1] != L'#')
 111                 {
 112                         std::wstring reply = L"Local: ";
 113
 114                         reply += L"Local commands not yet supported. "
 115                                         L"Server prefix is \"/#\".";
 116
 117                         m_client->addChatMessage(reply);
 118                         return;
 119                 }
 120
 121                 // Send to others
 122                 m_client->sendChatMessage(text);
 123                 // Show locally
 124                 m_client->addChatMessage(text);
 125         }
 126
 127         Client *m_client;
 128 };
 129
 130 struct TextDestSignNode : public TextDest
 131 {
 132         TextDestSignNode(v3s16 p, Client *client)
 133         {
 134                 m_p = p;
 135                 m_client = client;
 136         }
 137         void gotText(std::wstring text)
 138         {
 139                 std::string ntext = wide_to_narrow(text);
 140                 dstream<<"Changing text of a sign node: "
 141                                 <<ntext<<std::endl;
 142                 m_client->sendSignNodeText(m_p, ntext);
 143         }
 144
 145         v3s16 m_p;
 146         Client *m_client;
 147 };
 148
 149 /*
 150         Render distance feedback loop
 151 */
 152 void updateViewingRange(f32 frametime_in, Client *client)
 153 {
 154         if(draw_control.range_all == true)
 155                 return;
 156
 157         static f32 added_frametime = 0;
 158         static s16 added_frames = 0;
 159
 160         added_frametime += frametime_in;
 161         added_frames += 1;
 162
 163         // Actually this counter kind of sucks because frametime is busytime
 164         static f32 counter = 0;
 165         counter -= frametime_in;
 166         if(counter > 0)
 167                 return;
 168         //counter = 0.1;
 169         counter = 0.2;
 170
 171         /*dstream<<__FUNCTION_NAME
 172                         <<": Collected "<<added_frames<<" frames, total of "
 173                         <<added_frametime<<"s."<<std::endl;*/
 174
 175         /*dstream<<"draw_control.blocks_drawn="
 176                         <<draw_control.blocks_drawn
 177                         <<", draw_control.blocks_would_have_drawn="
 178                         <<draw_control.blocks_would_have_drawn
 179                         <<std::endl;*/
 180
 181         float range_min = g_settings.getS16("viewing_range_nodes_min");
 182         float range_max = g_settings.getS16("viewing_range_nodes_max");
 183
 184         draw_control.wanted_min_range = range_min;
 185         draw_control.wanted_max_blocks = (1.2*draw_control.blocks_drawn)+1;
 186
 187         float block_draw_ratio = 1.0;
 188         if(draw_control.blocks_would_have_drawn != 0)
 189         {
 190                 block_draw_ratio = (float)draw_control.blocks_drawn
 191                         / (float)draw_control.blocks_would_have_drawn;
 192         }
 193
 194         // Calculate the average frametime in the case that all wanted
 195         // blocks had been drawn
 196         f32 frametime = added_frametime / added_frames / block_draw_ratio;
 197
 198         added_frametime = 0.0;
 199         added_frames = 0;
 200
 201         float wanted_fps = g_settings.getFloat("wanted_fps");
 202         float wanted_frametime = 1.0 / wanted_fps;
 203
 204         f32 wanted_frametime_change = wanted_frametime - frametime;
 205         //dstream<<"wanted_frametime_change="<<wanted_frametime_change<<std::endl;
 206
 207         // If needed frametime change is small, just return
 208         if(fabs(wanted_frametime_change) < wanted_frametime*0.4)
 209         {
 210                 //dstream<<"ignoring small wanted_frametime_change"<<std::endl;
 211                 return;
 212         }
 213
 214         float range = draw_control.wanted_range;
 215         float new_range = range;
 216
 217         static s16 range_old = 0;
 218         static f32 frametime_old = 0;
 219
 220         float d_range = range - range_old;
 221         f32 d_frametime = frametime - frametime_old;
 222         // A sane default of 30ms per 50 nodes of range
 223         static f32 time_per_range = 30. / 50;
 224         if(d_range != 0)
 225         {
 226                 time_per_range = d_frametime / d_range;
 227         }
 228
 229         // The minimum allowed calculated frametime-range derivative:
 230         // Practically this sets the maximum speed of changing the range.
 231         // The lower this value, the higher the maximum changing speed.
 232         // A low value here results in wobbly range (0.001)
 233         // A high value here results in slow changing range (0.0025)
 234         // SUGG: This could be dynamically adjusted so that when
 235         //       the camera is turning, this is lower
 236         //float min_time_per_range = 0.0015;
 237         float min_time_per_range = 0.0010;
 238         //float min_time_per_range = 0.05 / range;
 239         if(time_per_range < min_time_per_range)
 240         {
 241                 time_per_range = min_time_per_range;
 242                 //dstream<<"time_per_range="<<time_per_range<<" (min)"<<std::endl;
 243         }
 244         else
 245         {
 246                 //dstream<<"time_per_range="<<time_per_range<<std::endl;
 247         }
 248
 249         f32 wanted_range_change = wanted_frametime_change / time_per_range;
 250         // Dampen the change a bit to kill oscillations
 251         //wanted_range_change *= 0.9;
 252         //wanted_range_change *= 0.75;
 253         wanted_range_change *= 0.5;
 254         //dstream<<"wanted_range_change="<<wanted_range_change<<std::endl;
 255
 256         // If needed range change is very small, just return
 257         if(fabs(wanted_range_change) < 0.001)
 258         {
 259                 //dstream<<"ignoring small wanted_range_change"<<std::endl;
 260                 return;
 261         }
 262
 263         new_range += wanted_range_change;
 264         //dstream<<"new_range="<<new_range/*<<std::endl*/;
 265
 266         //float new_range_unclamped = new_range;
 267         if(new_range < range_min)
 268                 new_range = range_min;
 269         if(new_range > range_max)
 270                 new_range = range_max;
 271
 272         /*if(new_range != new_range_unclamped)
 273                 dstream<<", clamped to "<<new_range<<std::endl;
 274         else
 275                 dstream<<std::endl;*/
 276
 277         draw_control.wanted_range = new_range;
 278
 279         range_old = new_range;
 280         frametime_old = frametime;
 281 }
 282
 283 /*
 284         Hotbar draw routine
 285 */
 286 void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
 287                 v2s32 centerlowerpos, s32 imgsize, s32 itemcount,
 288                 Inventory *inventory, s32 halfheartcount)
 289 {
 290         InventoryList *mainlist = inventory->getList("main");
 291         if(mainlist == NULL)
 292         {
 293                 dstream<<"WARNING: draw_hotbar(): mainlist == NULL"<<std::endl;
 294                 return;
 295         }
 296
 297         s32 padding = imgsize/12;
 298         //s32 height = imgsize + padding*2;
 299         s32 width = itemcount*(imgsize+padding*2);
 300
 301         // Position of upper left corner of bar
 302         v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
 303
 304         // Draw background color
 305         /*core::rect<s32> barrect(0,0,width,height);
 306         barrect += pos;
 307         video::SColor bgcolor(255,128,128,128);
 308         driver->draw2DRectangle(bgcolor, barrect, NULL);*/
 309
 310         core::rect<s32> imgrect(0,0,imgsize,imgsize);
 311
 312         for(s32 i=0; i<itemcount; i++)
 313         {
 314                 InventoryItem *item = mainlist->getItem(i);
 315
 316                 core::rect<s32> rect = imgrect + pos
 317                                 + v2s32(padding+i*(imgsize+padding*2), padding);
 318
 319                 if(g_selected_item == i)
 320                 {
 321                         driver->draw2DRectangle(video::SColor(255,255,0,0),
 322                                         core::rect<s32>(rect.UpperLeftCorner - v2s32(1,1)*padding,
 323                                                         rect.LowerRightCorner + v2s32(1,1)*padding),
 324                                         NULL);
 325                 }
 326                 else
 327                 {
 328                         video::SColor bgcolor2(128,0,0,0);
 329                         driver->draw2DRectangle(bgcolor2, rect, NULL);
 330                 }
 331
 332                 if(item != NULL)
 333                 {
 334                         drawInventoryItem(driver, font, item, rect, NULL);
 335                 }
 336         }
 337
 338         /*
 339                 Draw hearts
 340         */
 341         {
 342                 video::ITexture *heart_texture =
 343                                 driver->getTexture(porting::getDataPath("heart.png").c_str());
 344                 v2s32 p = pos + v2s32(0, -20);
 345                 for(s32 i=0; i<halfheartcount/2; i++)
 346                 {
 347                         const video::SColor color(255,255,255,255);
 348                         const video::SColor colors[] = {color,color,color,color};
 349                         core::rect<s32> rect(0,0,16,16);
 350                         rect += p;
 351                         driver->draw2DImage(heart_texture, rect,
 352                                 core::rect<s32>(core::position2d<s32>(0,0),
 353                                 core::dimension2di(heart_texture->getOriginalSize())),
 354                                 NULL, colors, true);
 355                         p += v2s32(20,0);
 356                 }
 357                 if(halfheartcount % 2 == 1)
 358                 {
 359                         const video::SColor color(255,255,255,255);
 360                         const video::SColor colors[] = {color,color,color,color};
 361                         core::rect<s32> rect(0,0,16/2,16);
 362                         rect += p;
 363                         core::dimension2di srcd(heart_texture->getOriginalSize());
 364                         srcd.Width /= 2;
 365                         driver->draw2DImage(heart_texture, rect,
 366                                 core::rect<s32>(core::position2d<s32>(0,0), srcd),
 367                                 NULL, colors, true);
 368                         p += v2s32(20,0);
 369                 }
 370         }
 371 }
 372
 373 /*
 374         Find what the player is pointing at
 375 */
 376 void getPointedNode(Client *client, v3f player_position,
 377                 v3f camera_direction, v3f camera_position,
 378                 bool &nodefound, core::line3d<f32> shootline,
 379                 v3s16 &nodepos, v3s16 &neighbourpos,
 380                 core::aabbox3d<f32> &nodehilightbox,
 381                 f32 d)
 382 {
 383         f32 mindistance = BS * 1001;
 384
 385         v3s16 pos_i = floatToInt(player_position, BS);
 386
 387         /*std::cout<<"pos_i=("<<pos_i.X<<","<<pos_i.Y<<","<<pos_i.Z<<")"
 388                         <<std::endl;*/
 389
 390         s16 a = d;
 391         s16 ystart = pos_i.Y + 0 - (camera_direction.Y<0 ? a : 1);
 392         s16 zstart = pos_i.Z - (camera_direction.Z<0 ? a : 1);
 393         s16 xstart = pos_i.X - (camera_direction.X<0 ? a : 1);
 394         s16 yend = pos_i.Y + 1 + (camera_direction.Y>0 ? a : 1);
 395         s16 zend = pos_i.Z + (camera_direction.Z>0 ? a : 1);
 396         s16 xend = pos_i.X + (camera_direction.X>0 ? a : 1);
 397
 398         for(s16 y = ystart; y <= yend; y++)
 399         for(s16 z = zstart; z <= zend; z++)
 400         for(s16 x = xstart; x <= xend; x++)
 401         {
 402                 MapNode n;
 403                 try
 404                 {
 405                         n = client->getNode(v3s16(x,y,z));
 406                         if(content_pointable(n.d) == false)
 407                                 continue;
 408                 }
 409                 catch(InvalidPositionException &e)
 410                 {
 411                         continue;
 412                 }
 413
 414                 v3s16 np(x,y,z);
 415                 v3f npf = intToFloat(np, BS);
 416
 417                 f32 d = 0.01;
 418
 419                 v3s16 dirs[6] = {
 420                         v3s16(0,0,1), // back
 421                         v3s16(0,1,0), // top
 422                         v3s16(1,0,0), // right
 423                         v3s16(0,0,-1), // front
 424                         v3s16(0,-1,0), // bottom
 425                         v3s16(-1,0,0), // left
 426                 };
 427
 428                 /*
 429                         Meta-objects
 430                 */
 431                 if(n.d == CONTENT_TORCH)
 432                 {
 433                         v3s16 dir = unpackDir(n.dir);
 434                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 435                         dir_f *= BS/2 - BS/6 - BS/20;
 436                         v3f cpf = npf + dir_f;
 437                         f32 distance = (cpf - camera_position).getLength();
 438
 439                         core::aabbox3d<f32> box;
 440
 441                         // bottom
 442                         if(dir == v3s16(0,-1,0))
 443                         {
 444                                 box = core::aabbox3d<f32>(
 445                                         npf - v3f(BS/6, BS/2, BS/6),
 446                                         npf + v3f(BS/6, -BS/2+BS/3*2, BS/6)
 447                                 );
 448                         }
 449                         // top
 450                         else if(dir == v3s16(0,1,0))
 451                         {
 452                                 box = core::aabbox3d<f32>(
 453                                         npf - v3f(BS/6, -BS/2+BS/3*2, BS/6),
 454                                         npf + v3f(BS/6, BS/2, BS/6)
 455                                 );
 456                         }
 457                         // side
 458                         else
 459                         {
 460                                 box = core::aabbox3d<f32>(
 461                                         cpf - v3f(BS/6, BS/3, BS/6),
 462                                         cpf + v3f(BS/6, BS/3, BS/6)
 463                                 );
 464                         }
 465
 466                         if(distance < mindistance)
 467                         {
 468                                 if(box.intersectsWithLine(shootline))
 469                                 {
 470                                         nodefound = true;
 471                                         nodepos = np;
 472                                         neighbourpos = np;
 473                                         mindistance = distance;
 474                                         nodehilightbox = box;
 475                                 }
 476                         }
 477                 }
 478                 else if(n.d == CONTENT_SIGN_WALL)
 479                 {
 480                         v3s16 dir = unpackDir(n.dir);
 481                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 482                         dir_f *= BS/2 - BS/6 - BS/20;
 483                         v3f cpf = npf + dir_f;
 484                         f32 distance = (cpf - camera_position).getLength();
 485
 486                         v3f vertices[4] =
 487                         {
 488                                 v3f(BS*0.42,-BS*0.35,-BS*0.4),
 489                                 v3f(BS*0.49, BS*0.35, BS*0.4),
 490                         };
 491
 492                         for(s32 i=0; i<2; i++)
 493                         {
 494                                 if(dir == v3s16(1,0,0))
 495                                         vertices[i].rotateXZBy(0);
 496                                 if(dir == v3s16(-1,0,0))
 497                                         vertices[i].rotateXZBy(180);
 498                                 if(dir == v3s16(0,0,1))
 499                                         vertices[i].rotateXZBy(90);
 500                                 if(dir == v3s16(0,0,-1))
 501                                         vertices[i].rotateXZBy(-90);
 502                                 if(dir == v3s16(0,-1,0))
 503                                         vertices[i].rotateXYBy(-90);
 504                                 if(dir == v3s16(0,1,0))
 505                                         vertices[i].rotateXYBy(90);
 506
 507                                 vertices[i] += npf;
 508                         }
 509
 510                         core::aabbox3d<f32> box;
 511
 512                         box = core::aabbox3d<f32>(vertices[0]);
 513                         box.addInternalPoint(vertices[1]);
 514
 515                         if(distance < mindistance)
 516                         {
 517                                 if(box.intersectsWithLine(shootline))
 518                                 {
 519                                         nodefound = true;
 520                                         nodepos = np;
 521                                         neighbourpos = np;
 522                                         mindistance = distance;
 523                                         nodehilightbox = box;
 524                                 }
 525                         }
 526                 }
 527                 /*
 528                         Regular blocks
 529                 */
 530                 else
 531                 {
 532                         for(u16 i=0; i<6; i++)
 533                         {
 534                                 v3f dir_f = v3f(dirs[i].X,
 535                                                 dirs[i].Y, dirs[i].Z);
 536                                 v3f centerpoint = npf + dir_f * BS/2;
 537                                 f32 distance =
 538                                                 (centerpoint - camera_position).getLength();
 539
 540                                 if(distance < mindistance)
 541                                 {
 542                                         core::CMatrix4<f32> m;
 543                                         m.buildRotateFromTo(v3f(0,0,1), dir_f);
 544
 545                                         // This is the back face
 546                                         v3f corners[2] = {
 547                                                 v3f(BS/2, BS/2, BS/2),
 548                                                 v3f(-BS/2, -BS/2, BS/2+d)
 549                                         };
 550
 551                                         for(u16 j=0; j<2; j++)
 552                                         {
 553                                                 m.rotateVect(corners[j]);
 554                                                 corners[j] += npf;
 555                                         }
 556
 557                                         core::aabbox3d<f32> facebox(corners[0]);
 558                                         facebox.addInternalPoint(corners[1]);
 559
 560                                         if(facebox.intersectsWithLine(shootline))
 561                                         {
 562                                                 nodefound = true;
 563                                                 nodepos = np;
 564                                                 neighbourpos = np + dirs[i];
 565                                                 mindistance = distance;
 566
 567                                                 //nodehilightbox = facebox;
 568
 569                                                 const float d = 0.502;
 570                                                 core::aabbox3d<f32> nodebox
 571                                                                 (-BS*d, -BS*d, -BS*d, BS*d, BS*d, BS*d);
 572                                                 v3f nodepos_f = intToFloat(nodepos, BS);
 573                                                 nodebox.MinEdge += nodepos_f;
 574                                                 nodebox.MaxEdge += nodepos_f;
 575                                                 nodehilightbox = nodebox;
 576                                         }
 577                                 } // if distance < mindistance
 578                         } // for dirs
 579                 } // regular block
 580         } // for coords
 581 }
 582
 583 void the_game(
 584         bool &kill,
 585         bool random_input,
 586         InputHandler *input,
 587         IrrlichtDevice *device,
 588         gui::IGUIFont* font,
 589         std::string map_dir,
 590         std::string playername,
 591         std::string address,
 592         u16 port,
 593         std::wstring &error_message
 594 )
 595 {
 596         video::IVideoDriver* driver = device->getVideoDriver();
 597         scene::ISceneManager* smgr = device->getSceneManager();
 598
 599         v2u32 screensize(0,0);
 600         v2u32 last_screensize(0,0);
 601         screensize = driver->getScreenSize();
 602
 603         const s32 hotbar_itemcount = 8;
 604         const s32 hotbar_imagesize = 36;
 605
 606         // The color of the sky
 607
 608         //video::SColor skycolor = video::SColor(255,90,140,200);
 609         //video::SColor skycolor = video::SColor(255,166,202,244);
 610         //video::SColor skycolor = video::SColor(255,120,185,244);
 611         video::SColor skycolor = video::SColor(255,140,186,250);
 612
 613         /*
 614                 Draw "Loading" screen
 615         */
 616         const wchar_t *text = L"Loading and connecting...";
 617         u32 text_height = font->getDimension(text).Height;
 618         core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
 619         core::vector2d<s32> textsize(300, text_height);
 620         core::rect<s32> textrect(center - textsize/2, center + textsize/2);
 621
 622         gui::IGUIStaticText *gui_loadingtext = guienv->addStaticText(
 623                         text, textrect, false, false);
 624         gui_loadingtext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 625
 626         driver->beginScene(true, true, video::SColor(255,0,0,0));
 627         guienv->drawAll();
 628         driver->endScene();
 629
 630         std::cout<<DTIME<<"Creating server and client"<<std::endl;
 631
 632         /*
 633                 Create server.
 634                 SharedPtr will delete it when it goes out of scope.
 635         */
 636         SharedPtr<Server> server;
 637         if(address == ""){
 638                 server = new Server(map_dir);
 639                 server->start(port);
 640         }
 641
 642         /*
 643                 Create client
 644         */
 645
 646         Client client(device, playername.c_str(), draw_control);
 647
 648         Address connect_address(0,0,0,0, port);
 649         try{
 650                 if(address == "")
 651                         //connect_address.Resolve("localhost");
 652                         connect_address.setAddress(127,0,0,1);
 653                 else
 654                         connect_address.Resolve(address.c_str());
 655         }
 656         catch(ResolveError &e)
 657         {
 658                 std::cout<<DTIME<<"Couldn't resolve address"<<std::endl;
 659                 //return 0;
 660                 error_message = L"Couldn't resolve address";
 661                 gui_loadingtext->remove();
 662                 return;
 663         }
 664
 665         /*
 666                 Attempt to connect to the server
 667         */
 668
 669         dstream<<DTIME<<"Connecting to server at ";
 670         connect_address.print(&dstream);
 671         dstream<<std::endl;
 672         client.connect(connect_address);
 673
 674         bool could_connect = false;
 675
 676         try{
 677                 float time_counter = 0.0;
 678                 for(;;)
 679                 {
 680                         if(client.connectedAndInitialized())
 681                         {
 682                                 could_connect = true;
 683                                 break;
 684                         }
 685                         // Wait for 10 seconds
 686                         if(time_counter >= 10.0)
 687                         {
 688                                 break;
 689                         }
 690
 691                         // Update screen
 692                         driver->beginScene(true, true, video::SColor(255,0,0,0));
 693                         guienv->drawAll();
 694                         driver->endScene();
 695
 696                         // Update client and server
 697
 698                         client.step(0.1);
 699
 700                         if(server != NULL)
 701                                 server->step(0.1);
 702
 703                         // Delay a bit
 704                         sleep_ms(100);
 705                         time_counter += 0.1;
 706                 }
 707         }
 708         catch(con::PeerNotFoundException &e)
 709         {}
 710
 711         if(could_connect == false)
 712         {
 713                 std::cout<<DTIME<<"Timed out."<<std::endl;
 714                 error_message = L"Connection timed out.";
 715                 gui_loadingtext->remove();
 716                 return;
 717         }
 718
 719         /*
 720                 Create skybox
 721         */
 722         /*scene::ISceneNode* skybox;
 723         skybox = smgr->addSkyBoxSceneNode(
 724                 driver->getTexture(porting::getDataPath("skybox2.png").c_str()),
 725                 driver->getTexture(porting::getDataPath("skybox3.png").c_str()),
 726                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
 727                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
 728                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()),
 729                 driver->getTexture(porting::getDataPath("skybox1.png").c_str()));*/
 730
 731         /*
 732                 Create the camera node
 733         */
 734
 735         scene::ICameraSceneNode* camera = smgr->addCameraSceneNode(
 736                 0, // Camera parent
 737                 v3f(BS*100, BS*2, BS*100), // Look from
 738                 v3f(BS*100+1, BS*2, BS*100), // Look to
 739                 -1 // Camera ID
 740         );
 741
 742         if(camera == NULL)
 743         {
 744                 error_message = L"Failed to create the camera node";
 745                 return;
 746         }
 747
 748         camera->setFOV(FOV_ANGLE);
 749
 750         // Just so big a value that everything rendered is visible
 751         camera->setFarValue(100000*BS);
 752
 753         f32 camera_yaw = 0; // "right/left"
 754         f32 camera_pitch = 0; // "up/down"
 755
 756         /*
 757                 Clouds
 758         */
 759
 760         float cloud_height = BS*100;
 761         //float cloud_height = BS*55;
 762         //float cloud_height = BS*20;
 763         Clouds *clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1,
 764                         cloud_height, 0);
 765
 766         /*
 767                 Move into game
 768         */
 769
 770         gui_loadingtext->remove();
 771
 772         /*
 773                 Add some gui stuff
 774         */
 775
 776         // First line of debug text
 777         gui::IGUIStaticText *guitext = guienv->addStaticText(
 778                         L"Minetest-c55",
 779                         core::rect<s32>(5, 5, 795, 5+text_height),
 780                         false, false);
 781         // Second line of debug text
 782         gui::IGUIStaticText *guitext2 = guienv->addStaticText(
 783                         L"",
 784                         core::rect<s32>(5, 5+(text_height+5)*1, 795, (5+text_height)*2),
 785                         false, false);
 786
 787         // At the middle of the screen
 788         // Object infos are shown in this
 789         gui::IGUIStaticText *guitext_info = guienv->addStaticText(
 790                         L"",
 791                         core::rect<s32>(0,0,400,text_height+5) + v2s32(100,200),
 792                         false, false);
 793
 794         // Chat text
 795         gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
 796                         L"",
 797                         core::rect<s32>(0,0,0,0),
 798                         false, false); // Disable word wrap as of now
 799                         //false, true);
 800         //guitext_chat->setBackgroundColor(video::SColor(96,0,0,0));
 801         core::list<ChatLine> chat_lines;
 802
 803         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 804                         (guienv, NULL, v2s32(10, 70), 5, &local_inventory);*/
 805         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 806                         (guienv, NULL, v2s32(0, 0), quickinv_itemcount, &local_inventory);*/
 807
 808         // Test the text input system
 809         /*(new GUITextInputMenu(guienv, guiroot, -1, &g_menumgr,
 810                         NULL))->drop();*/
 811         /*GUIMessageMenu *menu =
 812                         new GUIMessageMenu(guienv, guiroot, -1,
 813                                 &g_menumgr,
 814                                 L"Asd");
 815         menu->drop();*/
 816
 817         // Launch pause menu
 818         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
 819                         &g_menumgr))->drop();
 820
 821         // Enable texts
 822         /*guitext2->setVisible(true);
 823         guitext_info->setVisible(true);
 824         guitext_chat->setVisible(true);*/
 825
 826         //s32 guitext_chat_pad_bottom = 70;
 827
 828         /*
 829                 Some statistics are collected in these
 830         */
 831         u32 drawtime = 0;
 832         u32 beginscenetime = 0;
 833         u32 scenetime = 0;
 834         u32 endscenetime = 0;
 835
 836         // A test
 837         //throw con::PeerNotFoundException("lol");
 838
 839         core::list<float> frametime_log;
 840
 841         float damage_flash_timer = 0;
 842
 843         /*
 844                 Main loop
 845         */
 846
 847         bool first_loop_after_window_activation = true;
 848
 849         // Time is in milliseconds
 850         // NOTE: getRealTime() causes strange problems in wine (imprecision?)
 851         // NOTE: So we have to use getTime() and call run()s between them
 852         u32 lasttime = device->getTimer()->getTime();
 853
 854         while(device->run() && kill == false)
 855         {
 856                 if(g_gamecallback->disconnect_requested)
 857                 {
 858                         g_gamecallback->disconnect_requested = false;
 859                         break;
 860                 }
 861
 862                 /*
 863                         Process TextureSource's queue
 864                 */
 865                 ((TextureSource*)g_texturesource)->processQueue();
 866
 867                 /*
 868                         Random calculations
 869                 */
 870                 last_screensize = screensize;
 871                 screensize = driver->getScreenSize();
 872                 v2s32 displaycenter(screensize.X/2,screensize.Y/2);
 873                 //bool screensize_changed = screensize != last_screensize;
 874
 875                 // Hilight boxes collected during the loop and displayed
 876                 core::list< core::aabbox3d<f32> > hilightboxes;
 877
 878                 // Info text
 879                 std::wstring infotext;
 880
 881                 // When screen size changes, update positions and sizes of stuff
 882                 /*if(screensize_changed)
 883                 {
 884                         v2s32 pos(displaycenter.X-((quickinv_itemcount-1)*quickinv_spacing+quickinv_size)/2, screensize.Y-quickinv_spacing);
 885                         quick_inventory->updatePosition(pos);
 886                 }*/
 887
 888                 //TimeTaker //timer1("//timer1");
 889
 890                 // Time of frame without fps limit
 891                 float busytime;
 892                 u32 busytime_u32;
 893                 {
 894                         // not using getRealTime is necessary for wine
 895                         u32 time = device->getTimer()->getTime();
 896                         if(time > lasttime)
 897                                 busytime_u32 = time - lasttime;
 898                         else
 899                                 busytime_u32 = 0;
 900                         busytime = busytime_u32 / 1000.0;
 901                 }
 902
 903                 //std::cout<<"busytime_u32="<<busytime_u32<<std::endl;
 904
 905                 // Necessary for device->getTimer()->getTime()
 906                 device->run();
 907
 908                 /*
 909                         Viewing range
 910                 */
 911
 912                 updateViewingRange(busytime, &client);
 913
 914                 /*
 915                         FPS limiter
 916                 */
 917
 918                 {
 919                         float fps_max = g_settings.getFloat("fps_max");
 920                         u32 frametime_min = 1000./fps_max;
 921
 922                         if(busytime_u32 < frametime_min)
 923                         {
 924                                 u32 sleeptime = frametime_min - busytime_u32;
 925                                 device->sleep(sleeptime);
 926                         }
 927                 }
 928
 929                 // Necessary for device->getTimer()->getTime()
 930                 device->run();
 931
 932                 /*
 933                         Time difference calculation
 934                 */
 935                 f32 dtime; // in seconds
 936
 937                 u32 time = device->getTimer()->getTime();
 938                 if(time > lasttime)
 939                         dtime = (time - lasttime) / 1000.0;
 940                 else
 941                         dtime = 0;
 942                 lasttime = time;
 943
 944                 /*
 945                         Log frametime for visualization
 946                 */
 947                 frametime_log.push_back(dtime);
 948                 if(frametime_log.size() > 100)
 949                 {
 950                         core::list<float>::Iterator i = frametime_log.begin();
 951                         frametime_log.erase(i);
 952                 }
 953
 954                 /*
 955                         Visualize frametime in terminal
 956                 */
 957                 /*for(u32 i=0; i<dtime*400; i++)
 958                         std::cout<<"X";
 959                 std::cout<<std::endl;*/
 960
 961                 /*
 962                         Time average and jitter calculation
 963                 */
 964
 965                 static f32 dtime_avg1 = 0.0;
 966                 dtime_avg1 = dtime_avg1 * 0.98 + dtime * 0.02;
 967                 f32 dtime_jitter1 = dtime - dtime_avg1;
 968
 969                 static f32 dtime_jitter1_max_sample = 0.0;
 970                 static f32 dtime_jitter1_max_fraction = 0.0;
 971                 {
 972                         static f32 jitter1_max = 0.0;
 973                         static f32 counter = 0.0;
 974                         if(dtime_jitter1 > jitter1_max)
 975                                 jitter1_max = dtime_jitter1;
 976                         counter += dtime;
 977                         if(counter > 0.0)
 978                         {
 979                                 counter -= 3.0;
 980                                 dtime_jitter1_max_sample = jitter1_max;
 981                                 dtime_jitter1_max_fraction
 982                                                 = dtime_jitter1_max_sample / (dtime_avg1+0.001);
 983                                 jitter1_max = 0.0;
 984                         }
 985                 }
 986
 987                 /*
 988                         Busytime average and jitter calculation
 989                 */
 990
 991                 static f32 busytime_avg1 = 0.0;
 992                 busytime_avg1 = busytime_avg1 * 0.98 + busytime * 0.02;
 993                 f32 busytime_jitter1 = busytime - busytime_avg1;
 994
 995                 static f32 busytime_jitter1_max_sample = 0.0;
 996                 static f32 busytime_jitter1_min_sample = 0.0;
 997                 {
 998                         static f32 jitter1_max = 0.0;
 999                         static f32 jitter1_min = 0.0;
1000                         static f32 counter = 0.0;
1001                         if(busytime_jitter1 > jitter1_max)
1002                                 jitter1_max = busytime_jitter1;
1003                         if(busytime_jitter1 < jitter1_min)
1004                                 jitter1_min = busytime_jitter1;
1005                         counter += dtime;
1006                         if(counter > 0.0){
1007                                 counter -= 3.0;
1008                                 busytime_jitter1_max_sample = jitter1_max;
1009                                 busytime_jitter1_min_sample = jitter1_min;
1010                                 jitter1_max = 0.0;
1011                                 jitter1_min = 0.0;
1012                         }
1013                 }
1014
1015                 /*
1016                         Debug info for client
1017                 */
1018                 {
1019                         static float counter = 0.0;
1020                         counter -= dtime;
1021                         if(counter < 0)
1022                         {
1023                                 counter = 30.0;
1024                                 client.printDebugInfo(std::cout);
1025                         }
1026                 }
1027
1028                 /*
1029                         Direct handling of user input
1030                 */
1031
1032                 // Reset input if window not active or some menu is active
1033                 if(device->isWindowActive() == false || noMenuActive() == false)
1034                 {
1035                         input->clear();
1036                 }
1037
1038                 // Input handler step() (used by the random input generator)
1039                 input->step(dtime);
1040
1041                 /*
1042                         Launch menus according to keys
1043                 */
1044                 if(input->wasKeyDown(irr::KEY_KEY_I))
1045                 {
1046                         dstream<<DTIME<<"the_game: "
1047                                         <<"Launching inventory"<<std::endl;
1048
1049                         GUIInventoryMenu *menu =
1050                                 new GUIInventoryMenu(guienv, guiroot, -1,
1051                                         &g_menumgr, v2s16(8,7),
1052                                         client.getInventoryContext(),
1053                                         &client);
1054
1055                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1056                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1057                                         "list", "current_player", "main",
1058                                         v2s32(0, 3), v2s32(8, 4)));
1059                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1060                                         "list", "current_player", "craft",
1061                                         v2s32(3, 0), v2s32(3, 3)));
1062                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1063                                         "list", "current_player", "craftresult",
1064                                         v2s32(7, 1), v2s32(1, 1)));
1065
1066                         menu->setDrawSpec(draw_spec);
1067
1068                         menu->drop();
1069                 }
1070                 else if(input->wasKeyDown(irr::KEY_ESCAPE))
1071                 {
1072                         dstream<<DTIME<<"the_game: "
1073                                         <<"Launching pause menu"<<std::endl;
1074                         // It will delete itself by itself
1075                         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1076                                         &g_menumgr))->drop();
1077                 }
1078                 else if(input->wasKeyDown(irr::KEY_KEY_T))
1079                 {
1080                         TextDest *dest = new TextDestChat(&client);
1081
1082                         (new GUITextInputMenu(guienv, guiroot, -1,
1083                                         &g_menumgr, dest,
1084                                         L""))->drop();
1085                 }
1086
1087                 // Item selection with mouse wheel
1088                 {
1089                         s32 wheel = input->getMouseWheel();
1090                         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE-1,
1091                                         hotbar_itemcount-1);
1092
1093                         if(wheel < 0)
1094                         {
1095                                 if(g_selected_item < max_item)
1096                                         g_selected_item++;
1097                                 else
1098                                         g_selected_item = 0;
1099                         }
1100                         else if(wheel > 0)
1101                         {
1102                                 if(g_selected_item > 0)
1103                                         g_selected_item--;
1104                                 else
1105                                         g_selected_item = max_item;
1106                         }
1107                 }
1108
1109                 // Item selection
1110                 for(u16 i=0; i<10; i++)
1111                 {
1112                         s32 keycode = irr::KEY_KEY_1 + i;
1113                         if(i == 9)
1114                                 keycode = irr::KEY_KEY_0;
1115                         if(input->wasKeyDown((irr::EKEY_CODE)keycode))
1116                         {
1117                                 if(i < PLAYER_INVENTORY_SIZE && i < hotbar_itemcount)
1118                                 {
1119                                         g_selected_item = i;
1120
1121                                         dstream<<DTIME<<"Selected item: "
1122                                                         <<g_selected_item<<std::endl;
1123                                 }
1124                         }
1125                 }
1126
1127                 // Viewing range selection
1128                 if(input->wasKeyDown(irr::KEY_KEY_R))
1129                 {
1130                         if(draw_control.range_all)
1131                         {
1132                                 draw_control.range_all = false;
1133                                 dstream<<DTIME<<"Disabled full viewing range"<<std::endl;
1134                         }
1135                         else
1136                         {
1137                                 draw_control.range_all = true;
1138                                 dstream<<DTIME<<"Enabled full viewing range"<<std::endl;
1139                         }
1140                 }
1141
1142                 // Print debug stacks
1143                 if(input->wasKeyDown(irr::KEY_KEY_P))
1144                 {
1145                         dstream<<"-----------------------------------------"
1146                                         <<std::endl;
1147                         dstream<<DTIME<<"Printing debug stacks:"<<std::endl;
1148                         dstream<<"-----------------------------------------"
1149                                         <<std::endl;
1150                         debug_stacks_print();
1151                 }
1152
1153                 /*
1154                         Player speed control
1155                 */
1156
1157                 {
1158                         /*bool a_up,
1159                         bool a_down,
1160                         bool a_left,
1161                         bool a_right,
1162                         bool a_jump,
1163                         bool a_superspeed,
1164                         bool a_sneak,
1165                         float a_pitch,
1166                         float a_yaw*/
1167                         PlayerControl control(
1168                                 input->isKeyDown(irr::KEY_KEY_W),
1169                                 input->isKeyDown(irr::KEY_KEY_S),
1170                                 input->isKeyDown(irr::KEY_KEY_A),
1171                                 input->isKeyDown(irr::KEY_KEY_D),
1172                                 input->isKeyDown(irr::KEY_SPACE),
1173                                 input->isKeyDown(irr::KEY_KEY_E),
1174                                 input->isKeyDown(irr::KEY_LSHIFT)
1175                                                 || input->isKeyDown(irr::KEY_RSHIFT),
1176                                 camera_pitch,
1177                                 camera_yaw
1178                         );
1179                         client.setPlayerControl(control);
1180                 }
1181
1182                 /*
1183                         Run server
1184                 */
1185
1186                 if(server != NULL)
1187                 {
1188                         //TimeTaker timer("server->step(dtime)");
1189                         server->step(dtime);
1190                 }
1191
1192                 /*
1193                         Process environment
1194                 */
1195
1196                 {
1197                         //TimeTaker timer("client.step(dtime)");
1198                         client.step(dtime);
1199                         //client.step(dtime_avg1);
1200                 }
1201
1202                 // Read client events
1203                 for(;;)
1204                 {
1205                         ClientEvent event = client.getClientEvent();
1206                         if(event.type == CE_NONE)
1207                         {
1208                                 break;
1209                         }
1210                         else if(event.type == CE_PLAYER_DAMAGE)
1211                         {
1212                                 //u16 damage = event.player_damage.amount;
1213                                 //dstream<<"Player damage: "<<damage<<std::endl;
1214                                 damage_flash_timer = 0.05;
1215                         }
1216                         else if(event.type == CE_PLAYER_FORCE_MOVE)
1217                         {
1218                                 camera_yaw = event.player_force_move.yaw;
1219                                 camera_pitch = event.player_force_move.pitch;
1220                         }
1221                 }
1222
1223                 // Get player position
1224                 v3f player_position = client.getPlayerPosition();
1225
1226                 //TimeTaker //timer2("//timer2");
1227
1228                 /*
1229                         Mouse and camera control
1230                 */
1231
1232                 if((device->isWindowActive() && noMenuActive()) || random_input)
1233                 {
1234                         if(!random_input)
1235                                 device->getCursorControl()->setVisible(false);
1236
1237                         if(first_loop_after_window_activation){
1238                                 //std::cout<<"window active, first loop"<<std::endl;
1239                                 first_loop_after_window_activation = false;
1240                         }
1241                         else{
1242                                 s32 dx = input->getMousePos().X - displaycenter.X;
1243                                 s32 dy = input->getMousePos().Y - displaycenter.Y;
1244                                 //std::cout<<"window active, pos difference "<<dx<<","<<dy<<std::endl;
1245
1246                                 const float keyspeed = 500;
1247                                 if(input->isKeyDown(irr::KEY_UP))
1248                                         dy -= dtime * keyspeed;
1249                                 if(input->isKeyDown(irr::KEY_DOWN))
1250                                         dy += dtime * keyspeed;
1251                                 if(input->isKeyDown(irr::KEY_LEFT))
1252                                         dx -= dtime * keyspeed;
1253                                 if(input->isKeyDown(irr::KEY_RIGHT))
1254                                         dx += dtime * keyspeed;
1255
1256                                 camera_yaw -= dx*0.2;
1257                                 camera_pitch += dy*0.2;
1258                                 if(camera_pitch < -89.5) camera_pitch = -89.5;
1259                                 if(camera_pitch > 89.5) camera_pitch = 89.5;
1260                         }
1261                         input->setMousePos(displaycenter.X, displaycenter.Y);
1262                 }
1263                 else{
1264                         device->getCursorControl()->setVisible(true);
1265
1266                         //std::cout<<"window inactive"<<std::endl;
1267                         first_loop_after_window_activation = true;
1268                 }
1269
1270                 camera_yaw = wrapDegrees(camera_yaw);
1271                 camera_pitch = wrapDegrees(camera_pitch);
1272
1273                 v3f camera_direction = v3f(0,0,1);
1274                 camera_direction.rotateYZBy(camera_pitch);
1275                 camera_direction.rotateXZBy(camera_yaw);
1276
1277                 // This is at the height of the eyes of the current figure
1278                 //v3f camera_position = player_position + v3f(0, BS+BS/2, 0);
1279                 // This is more like in minecraft
1280                 v3f camera_position = player_position + v3f(0, BS+BS*0.625, 0);
1281
1282                 camera->setPosition(camera_position);
1283                 // *100.0 helps in large map coordinates
1284                 camera->setTarget(camera_position + camera_direction * 100.0);
1285
1286                 if(FIELD_OF_VIEW_TEST){
1287                         client.updateCamera(v3f(0,0,0), v3f(0,0,1));
1288                 }
1289                 else{
1290                         //TimeTaker timer("client.updateCamera");
1291                         client.updateCamera(camera_position, camera_direction);
1292                 }
1293
1294                 //timer2.stop();
1295                 //TimeTaker //timer3("//timer3");
1296
1297                 /*
1298                         Calculate what block is the crosshair pointing to
1299                 */
1300
1301                 //u32 t1 = device->getTimer()->getRealTime();
1302
1303                 //f32 d = 4; // max. distance
1304                 f32 d = 4; // max. distance
1305                 core::line3d<f32> shootline(camera_position,
1306                                 camera_position + camera_direction * BS * (d+1));
1307
1308                 MapBlockObject *selected_object = client.getSelectedObject
1309                                 (d*BS, camera_position, shootline);
1310
1311                 ClientActiveObject *selected_active_object
1312                                 = client.getSelectedActiveObject
1313                                         (d*BS, camera_position, shootline);
1314
1315                 if(selected_object != NULL)
1316                 {
1317                         //dstream<<"Client returned selected_object != NULL"<<std::endl;
1318
1319                         core::aabbox3d<f32> box_on_map
1320                                         = selected_object->getSelectionBoxOnMap();
1321
1322                         hilightboxes.push_back(box_on_map);
1323
1324                         infotext = narrow_to_wide(selected_object->infoText());
1325
1326                         if(input->getLeftClicked())
1327                         {
1328                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1329                                 client.clickObject(0, selected_object->getBlock()->getPos(),
1330                                                 selected_object->getId(), g_selected_item);
1331                         }
1332                         else if(input->getRightClicked())
1333                         {
1334                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1335                                 /*
1336                                         Check if we want to modify the object ourselves
1337                                 */
1338                                 if(selected_object->getTypeId() == MAPBLOCKOBJECT_TYPE_SIGN)
1339                                 {
1340                                         dstream<<"Sign object right-clicked"<<std::endl;
1341
1342                                         if(random_input == false)
1343                                         {
1344                                                 // Get a new text for it
1345
1346                                                 TextDest *dest = new TextDestSign(
1347                                                                 selected_object->getBlock()->getPos(),
1348                                                                 selected_object->getId(),
1349                                                                 &client);
1350
1351                                                 SignObject *sign_object = (SignObject*)selected_object;
1352
1353                                                 std::wstring wtext =
1354                                                                 narrow_to_wide(sign_object->getText());
1355
1356                                                 (new GUITextInputMenu(guienv, guiroot, -1,
1357                                                                 &g_menumgr, dest,
1358                                                                 wtext))->drop();
1359                                         }
1360                                 }
1361                                 /*
1362                                         Otherwise pass the event to the server as-is
1363                                 */
1364                                 else
1365                                 {
1366                                         client.clickObject(1, selected_object->getBlock()->getPos(),
1367                                                         selected_object->getId(), g_selected_item);
1368                                 }
1369                         }
1370                 }
1371                 else if(selected_active_object != NULL)
1372                 {
1373                         //dstream<<"Client returned selected_active_object != NULL"<<std::endl;
1374
1375                         core::aabbox3d<f32> *selection_box
1376                                         = selected_active_object->getSelectionBox();
1377                         // Box should exist because object was returned in the
1378                         // first place
1379                         assert(selection_box);
1380
1381                         v3f pos = selected_active_object->getPosition();
1382
1383                         core::aabbox3d<f32> box_on_map(
1384                                         selection_box->MinEdge + pos,
1385                                         selection_box->MaxEdge + pos
1386                         );
1387
1388                         hilightboxes.push_back(box_on_map);
1389
1390                         //infotext = narrow_to_wide("A ClientActiveObject");
1391                         infotext = narrow_to_wide(selected_active_object->infoText());
1392
1393                         if(input->getLeftClicked())
1394                         {
1395                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1396                                 client.clickActiveObject(0,
1397                                                 selected_active_object->getId(), g_selected_item);
1398                         }
1399                         else if(input->getRightClicked())
1400                         {
1401                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1402                         }
1403                 }
1404                 else // selected_object == NULL
1405                 {
1406
1407                 /*
1408                         Find out which node we are pointing at
1409                 */
1410
1411                 bool nodefound = false;
1412                 v3s16 nodepos;
1413                 v3s16 neighbourpos;
1414                 core::aabbox3d<f32> nodehilightbox;
1415
1416                 getPointedNode(&client, player_position,
1417                                 camera_direction, camera_position,
1418                                 nodefound, shootline,
1419                                 nodepos, neighbourpos,
1420                                 nodehilightbox, d);
1421
1422                 static float nodig_delay_counter = 0.0;
1423
1424                 if(nodefound)
1425                 {
1426                         static v3s16 nodepos_old(-32768,-32768,-32768);
1427
1428                         static float dig_time = 0.0;
1429                         static u16 dig_index = 0;
1430
1431                         /*
1432                                 Visualize selection
1433                         */
1434
1435                         hilightboxes.push_back(nodehilightbox);
1436
1437                         /*
1438                                 Check information text of node
1439                         */
1440
1441                         NodeMetadata *meta = client.getNodeMetadata(nodepos);
1442                         if(meta)
1443                         {
1444                                 infotext = narrow_to_wide(meta->infoText());
1445                         }
1446
1447                         //MapNode node = client.getNode(nodepos);
1448
1449                         /*
1450                                 Handle digging
1451                         */
1452
1453                         if(input->getLeftReleased())
1454                         {
1455                                 client.clearTempMod(nodepos);
1456                                 dig_time = 0.0;
1457                         }
1458
1459                         if(nodig_delay_counter > 0.0)
1460                         {
1461                                 nodig_delay_counter -= dtime;
1462                         }
1463                         else
1464                         {
1465                                 if(nodepos != nodepos_old)
1466                                 {
1467                                         std::cout<<DTIME<<"Pointing at ("<<nodepos.X<<","
1468                                                         <<nodepos.Y<<","<<nodepos.Z<<")"<<std::endl;
1469
1470                                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1471                                         {
1472                                                 client.clearTempMod(nodepos_old);
1473                                                 dig_time = 0.0;
1474                                         }
1475                                 }
1476
1477                                 if(input->getLeftClicked() ||
1478                                                 (input->getLeftState() && nodepos != nodepos_old))
1479                                 {
1480                                         dstream<<DTIME<<"Started digging"<<std::endl;
1481                                         client.groundAction(0, nodepos, neighbourpos, g_selected_item);
1482                                 }
1483                                 if(input->getLeftClicked())
1484                                 {
1485                                         client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, 0));
1486                                 }
1487                                 if(input->getLeftState())
1488                                 {
1489                                         MapNode n = client.getNode(nodepos);
1490
1491                                         // Get tool name. Default is "" = bare hands
1492                                         std::string toolname = "";
1493                                         InventoryList *mlist = local_inventory.getList("main");
1494                                         if(mlist != NULL)
1495                                         {
1496                                                 InventoryItem *item = mlist->getItem(g_selected_item);
1497                                                 if(item && (std::string)item->getName() == "ToolItem")
1498                                                 {
1499                                                         ToolItem *titem = (ToolItem*)item;
1500                                                         toolname = titem->getToolName();
1501                                                 }
1502                                         }
1503
1504                                         // Get digging properties for material and tool
1505                                         u8 material = n.d;
1506                                         DiggingProperties prop =
1507                                                         getDiggingProperties(material, toolname);
1508
1509                                         float dig_time_complete = 0.0;
1510
1511                                         if(prop.diggable == false)
1512                                         {
1513                                                 /*dstream<<"Material "<<(int)material
1514                                                                 <<" not diggable with \""
1515                                                                 <<toolname<<"\""<<std::endl;*/
1516                                                 // I guess nobody will wait for this long
1517                                                 dig_time_complete = 10000000.0;
1518                                         }
1519                                         else
1520                                         {
1521                                                 dig_time_complete = prop.time;
1522                                         }
1523
1524                                         if(dig_time_complete >= 0.001)
1525                                         {
1526                                                 dig_index = (u16)((float)CRACK_ANIMATION_LENGTH
1527                                                                 * dig_time/dig_time_complete);
1528                                         }
1529                                         // This is for torches
1530                                         else
1531                                         {
1532                                                 dig_index = CRACK_ANIMATION_LENGTH;
1533                                         }
1534
1535                                         if(dig_index < CRACK_ANIMATION_LENGTH)
1536                                         {
1537                                                 //TimeTaker timer("client.setTempMod");
1538                                                 //dstream<<"dig_index="<<dig_index<<std::endl;
1539                                                 client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, dig_index));
1540                                         }
1541                                         else
1542                                         {
1543                                                 dstream<<DTIME<<"Digging completed"<<std::endl;
1544                                                 client.groundAction(3, nodepos, neighbourpos, g_selected_item);
1545                                                 client.clearTempMod(nodepos);
1546                                                 client.removeNode(nodepos);
1547
1548                                                 dig_time = 0;
1549
1550                                                 nodig_delay_counter = dig_time_complete
1551                                                                 / (float)CRACK_ANIMATION_LENGTH;
1552
1553                                                 // We don't want a corresponding delay to
1554                                                 // very time consuming nodes
1555                                                 if(nodig_delay_counter > 0.5)
1556                                                 {
1557                                                         nodig_delay_counter = 0.5;
1558                                                 }
1559                                                 // We want a slight delay to very little
1560                                                 // time consuming nodes
1561                                                 float mindelay = 0.15;
1562                                                 if(nodig_delay_counter < mindelay)
1563                                                 {
1564                                                         nodig_delay_counter = mindelay;
1565                                                 }
1566                                         }
1567
1568                                         dig_time += dtime;
1569                                 }
1570                         }
1571
1572                         if(input->getRightClicked())
1573                         {
1574                                 std::cout<<DTIME<<"Ground right-clicked"<<std::endl;
1575
1576                                 if(meta && meta->typeId() == CONTENT_SIGN_WALL && !random_input)
1577                                 {
1578                                         dstream<<"Sign node right-clicked"<<std::endl;
1579
1580                                         SignNodeMetadata *signmeta = (SignNodeMetadata*)meta;
1581
1582                                         // Get a new text for it
1583
1584                                         TextDest *dest = new TextDestSignNode(nodepos, &client);
1585
1586                                         std::wstring wtext =
1587                                                         narrow_to_wide(signmeta->getText());
1588
1589                                         (new GUITextInputMenu(guienv, guiroot, -1,
1590                                                         &g_menumgr, dest,
1591                                                         wtext))->drop();
1592                                 }
1593                                 else if(meta && meta->typeId() == CONTENT_CHEST && !random_input)
1594                                 {
1595                                         dstream<<"Chest node right-clicked"<<std::endl;
1596
1597                                         //ChestNodeMetadata *chestmeta = (ChestNodeMetadata*)meta;
1598
1599                                         std::string chest_inv_id;
1600                                         chest_inv_id += "nodemeta:";
1601                                         chest_inv_id += itos(nodepos.X);
1602                                         chest_inv_id += ",";
1603                                         chest_inv_id += itos(nodepos.Y);
1604                                         chest_inv_id += ",";
1605                                         chest_inv_id += itos(nodepos.Z);
1606
1607                                         GUIInventoryMenu *menu =
1608                                                 new GUIInventoryMenu(guienv, guiroot, -1,
1609                                                         &g_menumgr, v2s16(8,9),
1610                                                         client.getInventoryContext(),
1611                                                         &client);
1612
1613                                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1614
1615                                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1616                                                         "list", chest_inv_id, "0",
1617                                                         v2s32(0, 0), v2s32(8, 4)));
1618                                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1619                                                         "list", "current_player", "main",
1620                                                         v2s32(0, 5), v2s32(8, 4)));
1621
1622                                         menu->setDrawSpec(draw_spec);
1623
1624                                         menu->drop();
1625
1626                                 }
1627                                 else if(meta && meta->typeId() == CONTENT_FURNACE && !random_input)
1628                                 {
1629                                         dstream<<"Furnace node right-clicked"<<std::endl;
1630
1631                                         GUIFurnaceMenu *menu =
1632                                                 new GUIFurnaceMenu(guienv, guiroot, -1,
1633                                                         &g_menumgr, nodepos, &client);
1634
1635                                         menu->drop();
1636
1637                                 }
1638                                 else
1639                                 {
1640                                         client.groundAction(1, nodepos, neighbourpos, g_selected_item);
1641                                 }
1642                         }
1643
1644                         nodepos_old = nodepos;
1645                 }
1646                 else{
1647                 }
1648
1649                 } // selected_object == NULL
1650
1651                 input->resetLeftClicked();
1652                 input->resetRightClicked();
1653
1654                 if(input->getLeftReleased())
1655                 {
1656                         std::cout<<DTIME<<"Left button released (stopped digging)"
1657                                         <<std::endl;
1658                         client.groundAction(2, v3s16(0,0,0), v3s16(0,0,0), 0);
1659                 }
1660                 if(input->getRightReleased())
1661                 {
1662                         //std::cout<<DTIME<<"Right released"<<std::endl;
1663                         // Nothing here
1664                 }
1665
1666                 input->resetLeftReleased();
1667                 input->resetRightReleased();
1668
1669                 /*
1670                         Calculate stuff for drawing
1671                 */
1672
1673                 camera->setAspectRatio((f32)screensize.X / (f32)screensize.Y);
1674
1675                 u32 daynight_ratio = client.getDayNightRatio();
1676                 u8 l = decode_light((daynight_ratio * LIGHT_SUN) / 1000);
1677                 video::SColor bgcolor = video::SColor(
1678                                 255,
1679                                 skycolor.getRed() * l / 255,
1680                                 skycolor.getGreen() * l / 255,
1681                                 skycolor.getBlue() * l / 255);
1682
1683                 /*
1684                         Update coulds
1685                 */
1686                 clouds->step(dtime);
1687                 clouds->update(v2f(player_position.X, player_position.Z), (float)l/255.0);
1688
1689                 /*
1690                         Fog
1691                 */
1692
1693                 if(g_settings.getBool("enable_fog") == true)
1694                 {
1695                         f32 range = draw_control.wanted_range*BS + MAP_BLOCKSIZE*BS*1.5;
1696                         if(draw_control.range_all)
1697                                 range = 100000*BS;
1698
1699                         driver->setFog(
1700                                 bgcolor,
1701                                 video::EFT_FOG_LINEAR,
1702                                 range*0.4,
1703                                 range*1.0,
1704                                 0.01,
1705                                 false, // pixel fog
1706                                 false // range fog
1707                         );
1708                 }
1709                 else
1710                 {
1711                         driver->setFog(
1712                                 bgcolor,
1713                                 video::EFT_FOG_LINEAR,
1714                                 100000*BS,
1715                                 110000*BS,
1716                                 0.01,
1717                                 false, // pixel fog
1718                                 false // range fog
1719                         );
1720                 }
1721
1722
1723                 /*
1724                         Update gui stuff (0ms)
1725                 */
1726
1727                 //TimeTaker guiupdatetimer("Gui updating");
1728
1729                 {
1730                         static float drawtime_avg = 0;
1731                         drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
1732                         static float beginscenetime_avg = 0;
1733                         beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
1734                         static float scenetime_avg = 0;
1735                         scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
1736                         static float endscenetime_avg = 0;
1737                         endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;
1738
1739                         char temptext[300];
1740                         snprintf(temptext, 300, "Minetest-c55 %s ("
1741                                         "R: range_all=%i"
1742                                         ")"
1743                                         " drawtime=%.0f, beginscenetime=%.0f"
1744                                         ", scenetime=%.0f, endscenetime=%.0f",
1745                                         VERSION_STRING,
1746                                         draw_control.range_all,
1747                                         drawtime_avg,
1748                                         beginscenetime_avg,
1749                                         scenetime_avg,
1750                                         endscenetime_avg
1751                                         );
1752
1753                         guitext->setText(narrow_to_wide(temptext).c_str());
1754                 }
1755
1756                 {
1757                         char temptext[300];
1758                         snprintf(temptext, 300,
1759                                         "(% .1f, % .1f, % .1f)"
1760                                         " (% .3f < btime_jitter < % .3f"
1761                                         ", dtime_jitter = % .1f %%"
1762                                         ", v_range = %.1f)",
1763                                         player_position.X/BS,
1764                                         player_position.Y/BS,
1765                                         player_position.Z/BS,
1766                                         busytime_jitter1_min_sample,
1767                                         busytime_jitter1_max_sample,
1768                                         dtime_jitter1_max_fraction * 100.0,
1769                                         draw_control.wanted_range
1770                                         );
1771
1772                         guitext2->setText(narrow_to_wide(temptext).c_str());
1773                 }
1774
1775                 {
1776                         guitext_info->setText(infotext.c_str());
1777                 }
1778
1779                 /*
1780                         Get chat messages from client
1781                 */
1782                 {
1783                         // Get new messages
1784                         std::wstring message;
1785                         while(client.getChatMessage(message))
1786                         {
1787                                 chat_lines.push_back(ChatLine(message));
1788                                 /*if(chat_lines.size() > 6)
1789                                 {
1790                                         core::list<ChatLine>::Iterator
1791                                                         i = chat_lines.begin();
1792                                         chat_lines.erase(i);
1793                                 }*/
1794                         }
1795                         // Append them to form the whole static text and throw
1796                         // it to the gui element
1797                         std::wstring whole;
1798                         // This will correspond to the line number counted from
1799                         // top to bottom, from size-1 to 0
1800                         s16 line_number = chat_lines.size();
1801                         // Count of messages to be removed from the top
1802                         u16 to_be_removed_count = 0;
1803                         for(core::list<ChatLine>::Iterator
1804                                         i = chat_lines.begin();
1805                                         i != chat_lines.end(); i++)
1806                         {
1807                                 // After this, line number is valid for this loop
1808                                 line_number--;
1809                                 // Increment age
1810                                 (*i).age += dtime;
1811                                 /*
1812                                         This results in a maximum age of 60*6 to the
1813                                         lowermost line and a maximum of 6 lines
1814                                 */
1815                                 float allowed_age = (6-line_number) * 60.0;
1816
1817                                 if((*i).age > allowed_age)
1818                                 {
1819                                         to_be_removed_count++;
1820                                         continue;
1821                                 }
1822                                 whole += (*i).text + L'\n';
1823                         }
1824                         for(u16 i=0; i<to_be_removed_count; i++)
1825                         {
1826                                 core::list<ChatLine>::Iterator
1827                                                 it = chat_lines.begin();
1828                                 chat_lines.erase(it);
1829                         }
1830                         guitext_chat->setText(whole.c_str());
1831
1832                         // Update gui element size and position
1833
1834                         /*core::rect<s32> rect(
1835                                         10,
1836                                         screensize.Y - guitext_chat_pad_bottom
1837                                                         - text_height*chat_lines.size(),
1838                                         screensize.X - 10,
1839                                         screensize.Y - guitext_chat_pad_bottom
1840                         );*/
1841                         core::rect<s32> rect(
1842                                         10,
1843                                         50,
1844                                         screensize.X - 10,
1845                                         50 + text_height*chat_lines.size()
1846                         );
1847
1848                         guitext_chat->setRelativePosition(rect);
1849
1850                         if(chat_lines.size() == 0)
1851                                 guitext_chat->setVisible(false);
1852                         else
1853                                 guitext_chat->setVisible(true);
1854                 }
1855
1856                 /*
1857                         Inventory
1858                 */
1859
1860                 static u16 old_selected_item = 65535;
1861                 if(client.getLocalInventoryUpdated()
1862                                 || g_selected_item != old_selected_item)
1863                 {
1864                         old_selected_item = g_selected_item;
1865                         //std::cout<<"Updating local inventory"<<std::endl;
1866                         client.getLocalInventory(local_inventory);
1867                 }
1868
1869                 /*
1870                         Send actions returned by the inventory menu
1871                 */
1872                 while(inventory_action_queue.size() != 0)
1873                 {
1874                         InventoryAction *a = inventory_action_queue.pop_front();
1875
1876                         client.sendInventoryAction(a);
1877                         // Eat it
1878                         delete a;
1879                 }
1880
1881                 /*
1882                         Drawing begins
1883                 */
1884
1885                 TimeTaker drawtimer("Drawing");
1886
1887
1888                 {
1889                         TimeTaker timer("beginScene");
1890                         driver->beginScene(true, true, bgcolor);
1891                         //driver->beginScene(false, true, bgcolor);
1892                         beginscenetime = timer.stop(true);
1893                 }
1894
1895                 //timer3.stop();
1896
1897                 //std::cout<<DTIME<<"smgr->drawAll()"<<std::endl;
1898
1899                 {
1900                         TimeTaker timer("smgr");
1901                         smgr->drawAll();
1902                         scenetime = timer.stop(true);
1903                 }
1904
1905                 {
1906                 //TimeTaker timer9("auxiliary drawings");
1907                 // 0ms
1908
1909                 //timer9.stop();
1910                 //TimeTaker //timer10("//timer10");
1911
1912                 video::SMaterial m;
1913                 //m.Thickness = 10;
1914                 m.Thickness = 3;
1915                 m.Lighting = false;
1916                 driver->setMaterial(m);
1917
1918                 driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
1919
1920                 for(core::list< core::aabbox3d<f32> >::Iterator i=hilightboxes.begin();
1921                                 i != hilightboxes.end(); i++)
1922                 {
1923                         /*std::cout<<"hilightbox min="
1924                                         <<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
1925                                         <<" max="
1926                                         <<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
1927                                         <<std::endl;*/
1928                         driver->draw3DBox(*i, video::SColor(255,0,0,0));
1929                 }
1930
1931                 /*
1932                         Frametime log
1933                 */
1934                 if(g_settings.getBool("frametime_graph") == true)
1935                 {
1936                         s32 x = 10;
1937                         for(core::list<float>::Iterator
1938                                         i = frametime_log.begin();
1939                                         i != frametime_log.end();
1940                                         i++)
1941                         {
1942                                 driver->draw2DLine(v2s32(x,50),
1943                                                 v2s32(x,50+(*i)*1000),
1944                                                 video::SColor(255,255,255,255));
1945                                 x++;
1946                         }
1947                 }
1948
1949                 /*
1950                         Draw crosshair
1951                 */
1952                 driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
1953                                 displaycenter + core::vector2d<s32>(10,0),
1954                                 video::SColor(255,255,255,255));
1955                 driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
1956                                 displaycenter + core::vector2d<s32>(0,10),
1957                                 video::SColor(255,255,255,255));
1958
1959                 } // timer
1960
1961                 //timer10.stop();
1962                 //TimeTaker //timer11("//timer11");
1963
1964                 /*
1965                         Draw gui
1966                 */
1967                 // 0-1ms
1968                 guienv->drawAll();
1969
1970                 /*
1971                         Draw hotbar
1972                 */
1973                 {
1974                         draw_hotbar(driver, font, v2s32(displaycenter.X, screensize.Y),
1975                                         hotbar_imagesize, hotbar_itemcount, &local_inventory,
1976                                         client.getHP());
1977                 }
1978
1979                 /*
1980                         Damage flash
1981                 */
1982                 if(damage_flash_timer > 0.0)
1983                 {
1984                         damage_flash_timer -= dtime;
1985
1986                         video::SColor color(128,255,0,0);
1987                         driver->draw2DRectangle(color,
1988                                         core::rect<s32>(0,0,screensize.X,screensize.Y),
1989                                         NULL);
1990                 }
1991
1992                 /*
1993                         End scene
1994                 */
1995                 {
1996                         TimeTaker timer("endScene");
1997                         driver->endScene();
1998                         endscenetime = timer.stop(true);
1999                 }
2000
2001                 drawtime = drawtimer.stop(true);
2002
2003                 /*
2004                         End of drawing
2005                 */
2006
2007                 static s16 lastFPS = 0;
2008                 //u16 fps = driver->getFPS();
2009                 u16 fps = (1.0/dtime_avg1);
2010
2011                 if (lastFPS != fps)
2012                 {
2013                         core::stringw str = L"Minetest [";
2014                         str += driver->getName();
2015                         str += "] FPS:";
2016                         str += fps;
2017
2018                         device->setWindowCaption(str.c_str());
2019                         lastFPS = fps;
2020                 }
2021         }
2022 }
2023
2024