src/game.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "common_irrlicht.h"
  21 #include "game.h"
  22 #include "client.h"
  23 #include "server.h"
  24 #include "guiPauseMenu.h"
  25 #include "guiPasswordChange.h"
  26 #include "guiInventoryMenu.h"
  27 #include "guiTextInputMenu.h"
  28 #include "materials.h"
  29 #include "config.h"
  30 #include "clouds.h"
  31 #include "keycode.h"
  32 #include "farmesh.h"
  33 #include "mapblock.h"
  34
  35 /*
  36         TODO: Move content-aware stuff to separate file by adding properties
  37               and virtual interfaces
  38 */
  39 #include "content_mapnode.h"
  40 #include "content_nodemeta.h"
  41
  42 /*
  43         Setting this to 1 enables a special camera mode that forces
  44         the renderers to think that the camera statically points from
  45         the starting place to a static direction.
  46
  47         This allows one to move around with the player and see what
  48         is actually drawn behind solid things and behind the player.
  49 */
  50 #define FIELD_OF_VIEW_TEST 0
  51
  52
  53 MapDrawControl draw_control;
  54
  55 // Chat data
  56 struct ChatLine
  57 {
  58         ChatLine():
  59                 age(0.0)
  60         {
  61         }
  62         ChatLine(const std::wstring &a_text):
  63                 age(0.0),
  64                 text(a_text)
  65         {
  66         }
  67         float age;
  68         std::wstring text;
  69 };
  70
  71 /*
  72         Inventory stuff
  73 */
  74
  75 // Inventory actions from the menu are buffered here before sending
  76 Queue<InventoryAction*> inventory_action_queue;
  77 // This is a copy of the inventory that the client's environment has
  78 Inventory local_inventory;
  79
  80 u16 g_selected_item = 0;
  81
  82 /*
  83         Text input system
  84 */
  85
  86 struct TextDestSign : public TextDest
  87 {
  88         TextDestSign(v3s16 blockpos, s16 id, Client *client)
  89         {
  90                 m_blockpos = blockpos;
  91                 m_id = id;
  92                 m_client = client;
  93         }
  94         void gotText(std::wstring text)
  95         {
  96                 std::string ntext = wide_to_narrow(text);
  97                 dstream<<"Changing text of a sign object: "
  98                                 <<ntext<<std::endl;
  99                 m_client->sendSignText(m_blockpos, m_id, ntext);
 100         }
 101
 102         v3s16 m_blockpos;
 103         s16 m_id;
 104         Client *m_client;
 105 };
 106
 107 struct TextDestChat : public TextDest
 108 {
 109         TextDestChat(Client *client)
 110         {
 111                 m_client = client;
 112         }
 113         void gotText(std::wstring text)
 114         {
 115                 // Discard empty line
 116                 if(text == L"")
 117                         return;
 118
 119                 // Parse command (server command starts with "/#")
 120                 if(text[0] == L'/' && text[1] != L'#')
 121                 {
 122                         std::wstring reply = L"Local: ";
 123
 124                         reply += L"Local commands not yet supported. "
 125                                         L"Server prefix is \"/#\".";
 126
 127                         m_client->addChatMessage(reply);
 128                         return;
 129                 }
 130
 131                 // Send to others
 132                 m_client->sendChatMessage(text);
 133                 // Show locally
 134                 m_client->addChatMessage(text);
 135         }
 136
 137         Client *m_client;
 138 };
 139
 140 struct TextDestSignNode : public TextDest
 141 {
 142         TextDestSignNode(v3s16 p, Client *client)
 143         {
 144                 m_p = p;
 145                 m_client = client;
 146         }
 147         void gotText(std::wstring text)
 148         {
 149                 std::string ntext = wide_to_narrow(text);
 150                 dstream<<"Changing text of a sign node: "
 151                                 <<ntext<<std::endl;
 152                 m_client->sendSignNodeText(m_p, ntext);
 153         }
 154
 155         v3s16 m_p;
 156         Client *m_client;
 157 };
 158
 159 /*
 160         Render distance feedback loop
 161 */
 162 void updateViewingRange(f32 frametime_in, Client *client)
 163 {
 164         if(draw_control.range_all == true)
 165                 return;
 166
 167         static f32 added_frametime = 0;
 168         static s16 added_frames = 0;
 169
 170         added_frametime += frametime_in;
 171         added_frames += 1;
 172
 173         // Actually this counter kind of sucks because frametime is busytime
 174         static f32 counter = 0;
 175         counter -= frametime_in;
 176         if(counter > 0)
 177                 return;
 178         //counter = 0.1;
 179         counter = 0.2;
 180
 181         /*dstream<<__FUNCTION_NAME
 182                         <<": Collected "<<added_frames<<" frames, total of "
 183                         <<added_frametime<<"s."<<std::endl;*/
 184
 185         /*dstream<<"draw_control.blocks_drawn="
 186                         <<draw_control.blocks_drawn
 187                         <<", draw_control.blocks_would_have_drawn="
 188                         <<draw_control.blocks_would_have_drawn
 189                         <<std::endl;*/
 190
 191         float range_min = g_settings.getS16("viewing_range_nodes_min");
 192         float range_max = g_settings.getS16("viewing_range_nodes_max");
 193
 194         // Limit minimum to keep the feedback loop stable
 195         if(range_min < 5)
 196                 range_min = 5;
 197
 198         draw_control.wanted_min_range = range_min;
 199         //draw_control.wanted_max_blocks = (1.5*draw_control.blocks_drawn)+1;
 200         draw_control.wanted_max_blocks = (1.5*draw_control.blocks_would_have_drawn)+1;
 201         if(draw_control.wanted_max_blocks < 10)
 202                 draw_control.wanted_max_blocks = 10;
 203
 204         float block_draw_ratio = 1.0;
 205         if(draw_control.blocks_would_have_drawn != 0)
 206         {
 207                 block_draw_ratio = (float)draw_control.blocks_drawn
 208                         / (float)draw_control.blocks_would_have_drawn;
 209         }
 210
 211         // Calculate the average frametime in the case that all wanted
 212         // blocks had been drawn
 213         f32 frametime = added_frametime / added_frames / block_draw_ratio;
 214
 215         added_frametime = 0.0;
 216         added_frames = 0;
 217
 218         float wanted_fps = g_settings.getFloat("wanted_fps");
 219         float wanted_frametime = 1.0 / wanted_fps;
 220
 221         f32 wanted_frametime_change = wanted_frametime - frametime;
 222         //dstream<<"wanted_frametime_change="<<wanted_frametime_change<<std::endl;
 223
 224         // If needed frametime change is small, just return
 225         if(fabs(wanted_frametime_change) < wanted_frametime*0.4)
 226         {
 227                 //dstream<<"ignoring small wanted_frametime_change"<<std::endl;
 228                 return;
 229         }
 230
 231         float range = draw_control.wanted_range;
 232         float new_range = range;
 233
 234         static s16 range_old = 0;
 235         static f32 frametime_old = 0;
 236
 237         float d_range = range - range_old;
 238         f32 d_frametime = frametime - frametime_old;
 239         // A sane default of 30ms per 50 nodes of range
 240         static f32 time_per_range = 30. / 50;
 241         if(d_range != 0)
 242         {
 243                 time_per_range = d_frametime / d_range;
 244         }
 245
 246         // The minimum allowed calculated frametime-range derivative:
 247         // Practically this sets the maximum speed of changing the range.
 248         // The lower this value, the higher the maximum changing speed.
 249         // A low value here results in wobbly range (0.001)
 250         // A high value here results in slow changing range (0.0025)
 251         // SUGG: This could be dynamically adjusted so that when
 252         //       the camera is turning, this is lower
 253         //float min_time_per_range = 0.0015;
 254         float min_time_per_range = 0.0010;
 255         //float min_time_per_range = 0.05 / range;
 256         if(time_per_range < min_time_per_range)
 257         {
 258                 time_per_range = min_time_per_range;
 259                 //dstream<<"time_per_range="<<time_per_range<<" (min)"<<std::endl;
 260         }
 261         else
 262         {
 263                 //dstream<<"time_per_range="<<time_per_range<<std::endl;
 264         }
 265
 266         f32 wanted_range_change = wanted_frametime_change / time_per_range;
 267         // Dampen the change a bit to kill oscillations
 268         //wanted_range_change *= 0.9;
 269         //wanted_range_change *= 0.75;
 270         wanted_range_change *= 0.5;
 271         //dstream<<"wanted_range_change="<<wanted_range_change<<std::endl;
 272
 273         // If needed range change is very small, just return
 274         if(fabs(wanted_range_change) < 0.001)
 275         {
 276                 //dstream<<"ignoring small wanted_range_change"<<std::endl;
 277                 return;
 278         }
 279
 280         new_range += wanted_range_change;
 281
 282         //float new_range_unclamped = new_range;
 283         if(new_range < range_min)
 284                 new_range = range_min;
 285         if(new_range > range_max)
 286                 new_range = range_max;
 287
 288         /*dstream<<"new_range="<<new_range_unclamped
 289                         <<", clamped to "<<new_range<<std::endl;*/
 290
 291         draw_control.wanted_range = new_range;
 292
 293         range_old = new_range;
 294         frametime_old = frametime;
 295 }
 296
 297 /*
 298         Hotbar draw routine
 299 */
 300 void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
 301                 v2s32 centerlowerpos, s32 imgsize, s32 itemcount,
 302                 Inventory *inventory, s32 halfheartcount)
 303 {
 304         InventoryList *mainlist = inventory->getList("main");
 305         if(mainlist == NULL)
 306         {
 307                 dstream<<"WARNING: draw_hotbar(): mainlist == NULL"<<std::endl;
 308                 return;
 309         }
 310
 311         s32 padding = imgsize/12;
 312         //s32 height = imgsize + padding*2;
 313         s32 width = itemcount*(imgsize+padding*2);
 314
 315         // Position of upper left corner of bar
 316         v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
 317
 318         // Draw background color
 319         /*core::rect<s32> barrect(0,0,width,height);
 320         barrect += pos;
 321         video::SColor bgcolor(255,128,128,128);
 322         driver->draw2DRectangle(bgcolor, barrect, NULL);*/
 323
 324         core::rect<s32> imgrect(0,0,imgsize,imgsize);
 325
 326         for(s32 i=0; i<itemcount; i++)
 327         {
 328                 InventoryItem *item = mainlist->getItem(i);
 329
 330                 core::rect<s32> rect = imgrect + pos
 331                                 + v2s32(padding+i*(imgsize+padding*2), padding);
 332
 333                 if(g_selected_item == i)
 334                 {
 335                         driver->draw2DRectangle(video::SColor(255,255,0,0),
 336                                         core::rect<s32>(rect.UpperLeftCorner - v2s32(1,1)*padding,
 337                                                         rect.LowerRightCorner + v2s32(1,1)*padding),
 338                                         NULL);
 339                 }
 340                 else
 341                 {
 342                         video::SColor bgcolor2(128,0,0,0);
 343                         driver->draw2DRectangle(bgcolor2, rect, NULL);
 344                 }
 345
 346                 if(item != NULL)
 347                 {
 348                         drawInventoryItem(driver, font, item, rect, NULL);
 349                 }
 350         }
 351
 352         /*
 353                 Draw hearts
 354         */
 355         {
 356                 video::ITexture *heart_texture =
 357                                 driver->getTexture(getTexturePath("heart.png").c_str());
 358                 v2s32 p = pos + v2s32(0, -20);
 359                 for(s32 i=0; i<halfheartcount/2; i++)
 360                 {
 361                         const video::SColor color(255,255,255,255);
 362                         const video::SColor colors[] = {color,color,color,color};
 363                         core::rect<s32> rect(0,0,16,16);
 364                         rect += p;
 365                         driver->draw2DImage(heart_texture, rect,
 366                                 core::rect<s32>(core::position2d<s32>(0,0),
 367                                 core::dimension2di(heart_texture->getOriginalSize())),
 368                                 NULL, colors, true);
 369                         p += v2s32(16,0);
 370                 }
 371                 if(halfheartcount % 2 == 1)
 372                 {
 373                         const video::SColor color(255,255,255,255);
 374                         const video::SColor colors[] = {color,color,color,color};
 375                         core::rect<s32> rect(0,0,16/2,16);
 376                         rect += p;
 377                         core::dimension2di srcd(heart_texture->getOriginalSize());
 378                         srcd.Width /= 2;
 379                         driver->draw2DImage(heart_texture, rect,
 380                                 core::rect<s32>(core::position2d<s32>(0,0), srcd),
 381                                 NULL, colors, true);
 382                         p += v2s32(16,0);
 383                 }
 384         }
 385 }
 386
 387 /*
 388         Find what the player is pointing at
 389 */
 390 void getPointedNode(Client *client, v3f player_position,
 391                 v3f camera_direction, v3f camera_position,
 392                 bool &nodefound, core::line3d<f32> shootline,
 393                 v3s16 &nodepos, v3s16 &neighbourpos,
 394                 core::aabbox3d<f32> &nodehilightbox,
 395                 f32 d)
 396 {
 397         f32 mindistance = BS * 1001;
 398
 399         v3s16 pos_i = floatToInt(player_position, BS);
 400
 401         /*std::cout<<"pos_i=("<<pos_i.X<<","<<pos_i.Y<<","<<pos_i.Z<<")"
 402                         <<std::endl;*/
 403
 404         s16 a = d;
 405         s16 ystart = pos_i.Y + 0 - (camera_direction.Y<0 ? a : 1);
 406         s16 zstart = pos_i.Z - (camera_direction.Z<0 ? a : 1);
 407         s16 xstart = pos_i.X - (camera_direction.X<0 ? a : 1);
 408         s16 yend = pos_i.Y + 1 + (camera_direction.Y>0 ? a : 1);
 409         s16 zend = pos_i.Z + (camera_direction.Z>0 ? a : 1);
 410         s16 xend = pos_i.X + (camera_direction.X>0 ? a : 1);
 411
 412         for(s16 y = ystart; y <= yend; y++)
 413         for(s16 z = zstart; z <= zend; z++)
 414         for(s16 x = xstart; x <= xend; x++)
 415         {
 416                 MapNode n;
 417                 try
 418                 {
 419                         n = client->getNode(v3s16(x,y,z));
 420                         if(content_pointable(n.getContent()) == false)
 421                                 continue;
 422                 }
 423                 catch(InvalidPositionException &e)
 424                 {
 425                         continue;
 426                 }
 427
 428                 v3s16 np(x,y,z);
 429                 v3f npf = intToFloat(np, BS);
 430
 431                 f32 d = 0.01;
 432
 433                 v3s16 dirs[6] = {
 434                         v3s16(0,0,1), // back
 435                         v3s16(0,1,0), // top
 436                         v3s16(1,0,0), // right
 437                         v3s16(0,0,-1), // front
 438                         v3s16(0,-1,0), // bottom
 439                         v3s16(-1,0,0), // left
 440                 };
 441
 442                 /*
 443                         Meta-objects
 444                 */
 445                 if(n.getContent() == CONTENT_TORCH)
 446                 {
 447                         v3s16 dir = unpackDir(n.param2);
 448                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 449                         dir_f *= BS/2 - BS/6 - BS/20;
 450                         v3f cpf = npf + dir_f;
 451                         f32 distance = (cpf - camera_position).getLength();
 452
 453                         core::aabbox3d<f32> box;
 454
 455                         // bottom
 456                         if(dir == v3s16(0,-1,0))
 457                         {
 458                                 box = core::aabbox3d<f32>(
 459                                         npf - v3f(BS/6, BS/2, BS/6),
 460                                         npf + v3f(BS/6, -BS/2+BS/3*2, BS/6)
 461                                 );
 462                         }
 463                         // top
 464                         else if(dir == v3s16(0,1,0))
 465                         {
 466                                 box = core::aabbox3d<f32>(
 467                                         npf - v3f(BS/6, -BS/2+BS/3*2, BS/6),
 468                                         npf + v3f(BS/6, BS/2, BS/6)
 469                                 );
 470                         }
 471                         // side
 472                         else
 473                         {
 474                                 box = core::aabbox3d<f32>(
 475                                         cpf - v3f(BS/6, BS/3, BS/6),
 476                                         cpf + v3f(BS/6, BS/3, BS/6)
 477                                 );
 478                         }
 479
 480                         if(distance < mindistance)
 481                         {
 482                                 if(box.intersectsWithLine(shootline))
 483                                 {
 484                                         nodefound = true;
 485                                         nodepos = np;
 486                                         neighbourpos = np;
 487                                         mindistance = distance;
 488                                         nodehilightbox = box;
 489                                 }
 490                         }
 491                 }
 492                 else if(n.getContent() == CONTENT_SIGN_WALL)
 493                 {
 494                         v3s16 dir = unpackDir(n.param2);
 495                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 496                         dir_f *= BS/2 - BS/6 - BS/20;
 497                         v3f cpf = npf + dir_f;
 498                         f32 distance = (cpf - camera_position).getLength();
 499
 500                         v3f vertices[4] =
 501                         {
 502                                 v3f(BS*0.42,-BS*0.35,-BS*0.4),
 503                                 v3f(BS*0.49, BS*0.35, BS*0.4),
 504                         };
 505
 506                         for(s32 i=0; i<2; i++)
 507                         {
 508                                 if(dir == v3s16(1,0,0))
 509                                         vertices[i].rotateXZBy(0);
 510                                 if(dir == v3s16(-1,0,0))
 511                                         vertices[i].rotateXZBy(180);
 512                                 if(dir == v3s16(0,0,1))
 513                                         vertices[i].rotateXZBy(90);
 514                                 if(dir == v3s16(0,0,-1))
 515                                         vertices[i].rotateXZBy(-90);
 516                                 if(dir == v3s16(0,-1,0))
 517                                         vertices[i].rotateXYBy(-90);
 518                                 if(dir == v3s16(0,1,0))
 519                                         vertices[i].rotateXYBy(90);
 520
 521                                 vertices[i] += npf;
 522                         }
 523
 524                         core::aabbox3d<f32> box;
 525
 526                         box = core::aabbox3d<f32>(vertices[0]);
 527                         box.addInternalPoint(vertices[1]);
 528
 529                         if(distance < mindistance)
 530                         {
 531                                 if(box.intersectsWithLine(shootline))
 532                                 {
 533                                         nodefound = true;
 534                                         nodepos = np;
 535                                         neighbourpos = np;
 536                                         mindistance = distance;
 537                                         nodehilightbox = box;
 538                                 }
 539                         }
 540                 }
 541
 542                 else if(n.getContent() == CONTENT_LADDER)
 543                 {
 544                         v3s16 dir = unpackDir(n.param2);
 545                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 546                         dir_f *= BS/2 - BS/6 - BS/20;
 547                         v3f cpf = npf + dir_f;
 548                         f32 distance = (cpf - camera_position).getLength();
 549
 550                         v3f vertices[4] =
 551                         {
 552                                 v3f(BS*0.42,-BS/2,-BS/2),
 553                                 v3f(BS*0.49, BS/2, BS/2),
 554                         };
 555
 556                         for(s32 i=0; i<2; i++)
 557                         {
 558                                 if(dir == v3s16(1,0,0))
 559                                         vertices[i].rotateXZBy(0);
 560                                 if(dir == v3s16(-1,0,0))
 561                                         vertices[i].rotateXZBy(180);
 562                                 if(dir == v3s16(0,0,1))
 563                                         vertices[i].rotateXZBy(90);
 564                                 if(dir == v3s16(0,0,-1))
 565                                         vertices[i].rotateXZBy(-90);
 566                                 if(dir == v3s16(0,-1,0))
 567                                         vertices[i].rotateXYBy(-90);
 568                                 if(dir == v3s16(0,1,0))
 569                                         vertices[i].rotateXYBy(90);
 570
 571                                 vertices[i] += npf;
 572                         }
 573
 574                         core::aabbox3d<f32> box;
 575
 576                         box = core::aabbox3d<f32>(vertices[0]);
 577                         box.addInternalPoint(vertices[1]);
 578
 579                         if(distance < mindistance)
 580                         {
 581                                 if(box.intersectsWithLine(shootline))
 582                                 {
 583                                         nodefound = true;
 584                                         nodepos = np;
 585                                         neighbourpos = np;
 586                                         mindistance = distance;
 587                                         nodehilightbox = box;
 588                                 }
 589                         }
 590                 }
 591                 else if(n.getContent() == CONTENT_RAIL)
 592                 {
 593                         v3s16 dir = unpackDir(n.param0);
 594                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 595                         dir_f *= BS/2 - BS/6 - BS/20;
 596                         v3f cpf = npf + dir_f;
 597                         f32 distance = (cpf - camera_position).getLength();
 598
 599                         float d = (float)BS/16;
 600                         v3f vertices[4] =
 601                         {
 602                                 v3f(BS/2, -BS/2+d, -BS/2),
 603                                 v3f(-BS/2, -BS/2, BS/2),
 604                         };
 605
 606                         for(s32 i=0; i<2; i++)
 607                         {
 608                                 vertices[i] += npf;
 609                         }
 610
 611                         core::aabbox3d<f32> box;
 612
 613                         box = core::aabbox3d<f32>(vertices[0]);
 614                         box.addInternalPoint(vertices[1]);
 615
 616                         if(distance < mindistance)
 617                         {
 618                                 if(box.intersectsWithLine(shootline))
 619                                 {
 620                                         nodefound = true;
 621                                         nodepos = np;
 622                                         neighbourpos = np;
 623                                         mindistance = distance;
 624                                         nodehilightbox = box;
 625                                 }
 626                         }
 627                 }
 628                 /*
 629                         Regular blocks
 630                 */
 631                 else
 632                 {
 633                         for(u16 i=0; i<6; i++)
 634                         {
 635                                 v3f dir_f = v3f(dirs[i].X,
 636                                                 dirs[i].Y, dirs[i].Z);
 637                                 v3f centerpoint = npf + dir_f * BS/2;
 638                                 f32 distance =
 639                                                 (centerpoint - camera_position).getLength();
 640
 641                                 if(distance < mindistance)
 642                                 {
 643                                         core::CMatrix4<f32> m;
 644                                         m.buildRotateFromTo(v3f(0,0,1), dir_f);
 645
 646                                         // This is the back face
 647                                         v3f corners[2] = {
 648                                                 v3f(BS/2, BS/2, BS/2),
 649                                                 v3f(-BS/2, -BS/2, BS/2+d)
 650                                         };
 651
 652                                         for(u16 j=0; j<2; j++)
 653                                         {
 654                                                 m.rotateVect(corners[j]);
 655                                                 corners[j] += npf;
 656                                         }
 657
 658                                         core::aabbox3d<f32> facebox(corners[0]);
 659                                         facebox.addInternalPoint(corners[1]);
 660
 661                                         if(facebox.intersectsWithLine(shootline))
 662                                         {
 663                                                 nodefound = true;
 664                                                 nodepos = np;
 665                                                 neighbourpos = np + dirs[i];
 666                                                 mindistance = distance;
 667
 668                                                 //nodehilightbox = facebox;
 669
 670                                                 const float d = 0.502;
 671                                                 core::aabbox3d<f32> nodebox
 672                                                                 (-BS*d, -BS*d, -BS*d, BS*d, BS*d, BS*d);
 673                                                 v3f nodepos_f = intToFloat(nodepos, BS);
 674                                                 nodebox.MinEdge += nodepos_f;
 675                                                 nodebox.MaxEdge += nodepos_f;
 676                                                 nodehilightbox = nodebox;
 677                                         }
 678                                 } // if distance < mindistance
 679                         } // for dirs
 680                 } // regular block
 681         } // for coords
 682 }
 683
 684 void update_skybox(video::IVideoDriver* driver,
 685                 scene::ISceneManager* smgr, scene::ISceneNode* &skybox,
 686                 float brightness)
 687 {
 688         if(skybox)
 689         {
 690                 skybox->remove();
 691         }
 692
 693         /*// Disable skybox if FarMesh is enabled
 694         if(g_settings.getBool("enable_farmesh"))
 695                 return;*/
 696
 697         if(brightness >= 0.5)
 698         {
 699                 skybox = smgr->addSkyBoxSceneNode(
 700                         driver->getTexture(getTexturePath("skybox2.png").c_str()),
 701                         driver->getTexture(getTexturePath("skybox3.png").c_str()),
 702                         driver->getTexture(getTexturePath("skybox1.png").c_str()),
 703                         driver->getTexture(getTexturePath("skybox1.png").c_str()),
 704                         driver->getTexture(getTexturePath("skybox1.png").c_str()),
 705                         driver->getTexture(getTexturePath("skybox1.png").c_str()));
 706         }
 707         else if(brightness >= 0.2)
 708         {
 709                 skybox = smgr->addSkyBoxSceneNode(
 710                         driver->getTexture(getTexturePath("skybox2_dawn.png").c_str()),
 711                         driver->getTexture(getTexturePath("skybox3_dawn.png").c_str()),
 712                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()),
 713                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()),
 714                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()),
 715                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()));
 716         }
 717         else
 718         {
 719                 skybox = smgr->addSkyBoxSceneNode(
 720                         driver->getTexture(getTexturePath("skybox2_night.png").c_str()),
 721                         driver->getTexture(getTexturePath("skybox3_night.png").c_str()),
 722                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()),
 723                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()),
 724                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()),
 725                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()));
 726         }
 727 }
 728
 729 /*
 730         Draws a screen with a single text on it.
 731         Text will be removed when the screen is drawn the next time.
 732 */
 733 /*gui::IGUIStaticText **/
 734 void draw_load_screen(const std::wstring &text,
 735                 video::IVideoDriver* driver, gui::IGUIFont* font)
 736 {
 737         v2u32 screensize = driver->getScreenSize();
 738         const wchar_t *loadingtext = text.c_str();
 739         core::vector2d<u32> textsize_u = font->getDimension(loadingtext);
 740         core::vector2d<s32> textsize(textsize_u.X,textsize_u.Y);
 741         core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
 742         core::rect<s32> textrect(center - textsize/2, center + textsize/2);
 743
 744         gui::IGUIStaticText *guitext = guienv->addStaticText(
 745                         loadingtext, textrect, false, false);
 746         guitext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 747
 748         driver->beginScene(true, true, video::SColor(255,0,0,0));
 749         guienv->drawAll();
 750         driver->endScene();
 751
 752         guitext->remove();
 753
 754         //return guitext;
 755 }
 756
 757 void the_game(
 758         bool &kill,
 759         bool random_input,
 760         InputHandler *input,
 761         IrrlichtDevice *device,
 762         gui::IGUIFont* font,
 763         std::string map_dir,
 764         std::string playername,
 765         std::string password,
 766         std::string address,
 767         u16 port,
 768         std::wstring &error_message,
 769     std::string configpath
 770 )
 771 {
 772         video::IVideoDriver* driver = device->getVideoDriver();
 773         scene::ISceneManager* smgr = device->getSceneManager();
 774
 775         // Calculate text height using the font
 776         u32 text_height = font->getDimension(L"Random test string").Height;
 777
 778         v2u32 screensize(0,0);
 779         v2u32 last_screensize(0,0);
 780         screensize = driver->getScreenSize();
 781
 782         const s32 hotbar_itemcount = 8;
 783         //const s32 hotbar_imagesize = 36;
 784         //const s32 hotbar_imagesize = 64;
 785         s32 hotbar_imagesize = 48;
 786
 787         // The color of the sky
 788
 789         //video::SColor skycolor = video::SColor(255,140,186,250);
 790
 791         video::SColor bgcolor_bright = video::SColor(255,170,200,230);
 792
 793         /*
 794                 Draw "Loading" screen
 795         */
 796         /*gui::IGUIStaticText *gui_loadingtext = */
 797         //draw_load_screen(L"Loading and connecting...", driver, font);
 798
 799         draw_load_screen(L"Loading...", driver, font);
 800
 801         /*
 802                 Create server.
 803                 SharedPtr will delete it when it goes out of scope.
 804         */
 805         SharedPtr<Server> server;
 806         if(address == ""){
 807                 draw_load_screen(L"Creating server...", driver, font);
 808                 std::cout<<DTIME<<"Creating server"<<std::endl;
 809                 server = new Server(map_dir, configpath);
 810                 server->start(port);
 811         }
 812
 813         /*
 814                 Create client
 815         */
 816
 817         draw_load_screen(L"Creating client...", driver, font);
 818         std::cout<<DTIME<<"Creating client"<<std::endl;
 819         Client client(device, playername.c_str(), password, draw_control);
 820
 821         draw_load_screen(L"Resolving address...", driver, font);
 822         Address connect_address(0,0,0,0, port);
 823         try{
 824                 if(address == "")
 825                         //connect_address.Resolve("localhost");
 826                         connect_address.setAddress(127,0,0,1);
 827                 else
 828                         connect_address.Resolve(address.c_str());
 829         }
 830         catch(ResolveError &e)
 831         {
 832                 std::cout<<DTIME<<"Couldn't resolve address"<<std::endl;
 833                 //return 0;
 834                 error_message = L"Couldn't resolve address";
 835                 //gui_loadingtext->remove();
 836                 return;
 837         }
 838
 839         /*
 840                 Attempt to connect to the server
 841         */
 842
 843         dstream<<DTIME<<"Connecting to server at ";
 844         connect_address.print(&dstream);
 845         dstream<<std::endl;
 846         client.connect(connect_address);
 847
 848         bool could_connect = false;
 849
 850         try{
 851                 float time_counter = 0.0;
 852                 for(;;)
 853                 {
 854                         if(client.connectedAndInitialized())
 855                         {
 856                                 could_connect = true;
 857                                 break;
 858                         }
 859                         if(client.accessDenied())
 860                         {
 861                                 break;
 862                         }
 863                         // Wait for 10 seconds
 864                         if(time_counter >= 10.0)
 865                         {
 866                                 break;
 867                         }
 868
 869                         std::wostringstream ss;
 870                         ss<<L"Connecting to server... (timeout in ";
 871                         ss<<(int)(10.0 - time_counter + 1.0);
 872                         ss<<L" seconds)";
 873                         draw_load_screen(ss.str(), driver, font);
 874
 875                         /*// Update screen
 876                         driver->beginScene(true, true, video::SColor(255,0,0,0));
 877                         guienv->drawAll();
 878                         driver->endScene();*/
 879
 880                         // Update client and server
 881
 882                         client.step(0.1);
 883
 884                         if(server != NULL)
 885                                 server->step(0.1);
 886
 887                         // Delay a bit
 888                         sleep_ms(100);
 889                         time_counter += 0.1;
 890                 }
 891         }
 892         catch(con::PeerNotFoundException &e)
 893         {}
 894
 895         if(could_connect == false)
 896         {
 897                 if(client.accessDenied())
 898                 {
 899                         error_message = L"Access denied. Reason: "
 900                                         +client.accessDeniedReason();
 901                         std::cout<<DTIME<<wide_to_narrow(error_message)<<std::endl;
 902                 }
 903                 else
 904                 {
 905                         error_message = L"Connection timed out.";
 906                         std::cout<<DTIME<<"Timed out."<<std::endl;
 907                 }
 908                 //gui_loadingtext->remove();
 909                 return;
 910         }
 911
 912         /*
 913                 Create skybox
 914         */
 915         float old_brightness = 1.0;
 916         scene::ISceneNode* skybox = NULL;
 917         update_skybox(driver, smgr, skybox, 1.0);
 918
 919         /*
 920                 Create the camera node
 921         */
 922
 923         scene::ICameraSceneNode* camera = smgr->addCameraSceneNode(
 924                 0, // Camera parent
 925                 v3f(BS*100, BS*2, BS*100), // Look from
 926                 v3f(BS*100+1, BS*2, BS*100), // Look to
 927                 -1 // Camera ID
 928         );
 929
 930         if(camera == NULL)
 931         {
 932                 error_message = L"Failed to create the camera node";
 933                 return;
 934         }
 935
 936         camera->setFOV(FOV_ANGLE);
 937
 938         // Just so big a value that everything rendered is visible
 939         camera->setFarValue(100000*BS);
 940
 941         f32 camera_yaw = 0; // "right/left"
 942         f32 camera_pitch = 0; // "up/down"
 943
 944         /*
 945                 Clouds
 946         */
 947
 948         float cloud_height = BS*100;
 949         Clouds *clouds = NULL;
 950         if(g_settings.getBool("enable_clouds"))
 951         {
 952                 clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1,
 953                                 cloud_height, time(0));
 954         }
 955
 956         /*
 957                 FarMesh
 958         */
 959
 960         FarMesh *farmesh = NULL;
 961         if(g_settings.getBool("enable_farmesh"))
 962         {
 963                 farmesh = new FarMesh(smgr->getRootSceneNode(), smgr, -1, client.getMapSeed(), &client);
 964         }
 965
 966         /*
 967                 Move into game
 968         */
 969
 970         //gui_loadingtext->remove();
 971
 972         /*
 973                 Add some gui stuff
 974         */
 975
 976         // First line of debug text
 977         gui::IGUIStaticText *guitext = guienv->addStaticText(
 978                         L"Minetest-c55",
 979                         core::rect<s32>(5, 5, 795, 5+text_height),
 980                         false, false);
 981         // Second line of debug text
 982         gui::IGUIStaticText *guitext2 = guienv->addStaticText(
 983                         L"",
 984                         core::rect<s32>(5, 5+(text_height+5)*1, 795, (5+text_height)*2),
 985                         false, false);
 986
 987         // At the middle of the screen
 988         // Object infos are shown in this
 989         gui::IGUIStaticText *guitext_info = guienv->addStaticText(
 990                         L"",
 991                         core::rect<s32>(0,0,400,text_height+5) + v2s32(100,200),
 992                         false, false);
 993
 994         // Chat text
 995         gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
 996                         L"",
 997                         core::rect<s32>(0,0,0,0),
 998                         //false, false); // Disable word wrap as of now
 999                         false, true);
1000         //guitext_chat->setBackgroundColor(video::SColor(96,0,0,0));
1001         core::list<ChatLine> chat_lines;
1002
1003         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
1004                         (guienv, NULL, v2s32(10, 70), 5, &local_inventory);*/
1005         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
1006                         (guienv, NULL, v2s32(0, 0), quickinv_itemcount, &local_inventory);*/
1007
1008         // Test the text input system
1009         /*(new GUITextInputMenu(guienv, guiroot, -1, &g_menumgr,
1010                         NULL))->drop();*/
1011         /*GUIMessageMenu *menu =
1012                         new GUIMessageMenu(guienv, guiroot, -1,
1013                                 &g_menumgr,
1014                                 L"Asd");
1015         menu->drop();*/
1016
1017         // Launch pause menu
1018         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1019                         &g_menumgr))->drop();
1020
1021         // Enable texts
1022         /*guitext2->setVisible(true);
1023         guitext_info->setVisible(true);
1024         guitext_chat->setVisible(true);*/
1025
1026         //s32 guitext_chat_pad_bottom = 70;
1027
1028         /*
1029                 Some statistics are collected in these
1030         */
1031         u32 drawtime = 0;
1032         u32 beginscenetime = 0;
1033         u32 scenetime = 0;
1034         u32 endscenetime = 0;
1035
1036         // A test
1037         //throw con::PeerNotFoundException("lol");
1038
1039         core::list<float> frametime_log;
1040
1041         float damage_flash_timer = 0;
1042         s16 farmesh_range = 20*MAP_BLOCKSIZE;
1043
1044         bool invert_mouse = g_settings.getBool("invert_mouse");
1045
1046         /*
1047                 Main loop
1048         */
1049
1050         bool first_loop_after_window_activation = true;
1051
1052         // TODO: Convert the static interval timers to these
1053         // Interval limiter for profiler
1054         IntervalLimiter m_profiler_interval;
1055
1056         // Time is in milliseconds
1057         // NOTE: getRealTime() causes strange problems in wine (imprecision?)
1058         // NOTE: So we have to use getTime() and call run()s between them
1059         u32 lasttime = device->getTimer()->getTime();
1060
1061         while(device->run() && kill == false)
1062         {
1063                 //std::cerr<<"frame"<<std::endl;
1064
1065                 if(g_gamecallback->disconnect_requested)
1066                 {
1067                         g_gamecallback->disconnect_requested = false;
1068                         break;
1069                 }
1070
1071                 if(g_gamecallback->changepassword_requested)
1072                 {
1073                         (new GUIPasswordChange(guienv, guiroot, -1,
1074                                 &g_menumgr, &client))->drop();
1075                         g_gamecallback->changepassword_requested = false;
1076                 }
1077
1078                 /*
1079                         Process TextureSource's queue
1080                 */
1081                 ((TextureSource*)g_texturesource)->processQueue();
1082
1083                 /*
1084                         Random calculations
1085                 */
1086                 last_screensize = screensize;
1087                 screensize = driver->getScreenSize();
1088                 v2s32 displaycenter(screensize.X/2,screensize.Y/2);
1089                 //bool screensize_changed = screensize != last_screensize;
1090
1091                 // Resize hotbar
1092                 if(screensize.Y <= 800)
1093                         hotbar_imagesize = 32;
1094                 else if(screensize.Y <= 1280)
1095                         hotbar_imagesize = 48;
1096                 else
1097                         hotbar_imagesize = 64;
1098
1099                 // Hilight boxes collected during the loop and displayed
1100                 core::list< core::aabbox3d<f32> > hilightboxes;
1101
1102                 // Info text
1103                 std::wstring infotext;
1104
1105                 // When screen size changes, update positions and sizes of stuff
1106                 /*if(screensize_changed)
1107                 {
1108                         v2s32 pos(displaycenter.X-((quickinv_itemcount-1)*quickinv_spacing+quickinv_size)/2, screensize.Y-quickinv_spacing);
1109                         quick_inventory->updatePosition(pos);
1110                 }*/
1111
1112                 //TimeTaker //timer1("//timer1");
1113
1114                 // Time of frame without fps limit
1115                 float busytime;
1116                 u32 busytime_u32;
1117                 {
1118                         // not using getRealTime is necessary for wine
1119                         u32 time = device->getTimer()->getTime();
1120                         if(time > lasttime)
1121                                 busytime_u32 = time - lasttime;
1122                         else
1123                                 busytime_u32 = 0;
1124                         busytime = busytime_u32 / 1000.0;
1125                 }
1126
1127                 //std::cout<<"busytime_u32="<<busytime_u32<<std::endl;
1128
1129                 // Necessary for device->getTimer()->getTime()
1130                 device->run();
1131
1132                 /*
1133                         Viewing range
1134                 */
1135
1136                 updateViewingRange(busytime, &client);
1137
1138                 /*
1139                         FPS limiter
1140                 */
1141
1142                 {
1143                         float fps_max = g_settings.getFloat("fps_max");
1144                         u32 frametime_min = 1000./fps_max;
1145
1146                         if(busytime_u32 < frametime_min)
1147                         {
1148                                 u32 sleeptime = frametime_min - busytime_u32;
1149                                 device->sleep(sleeptime);
1150                         }
1151                 }
1152
1153                 // Necessary for device->getTimer()->getTime()
1154                 device->run();
1155
1156                 /*
1157                         Time difference calculation
1158                 */
1159                 f32 dtime; // in seconds
1160
1161                 u32 time = device->getTimer()->getTime();
1162                 if(time > lasttime)
1163                         dtime = (time - lasttime) / 1000.0;
1164                 else
1165                         dtime = 0;
1166                 lasttime = time;
1167
1168                 /*
1169                         Log frametime for visualization
1170                 */
1171                 frametime_log.push_back(dtime);
1172                 if(frametime_log.size() > 100)
1173                 {
1174                         core::list<float>::Iterator i = frametime_log.begin();
1175                         frametime_log.erase(i);
1176                 }
1177
1178                 /*
1179                         Visualize frametime in terminal
1180                 */
1181                 /*for(u32 i=0; i<dtime*400; i++)
1182                         std::cout<<"X";
1183                 std::cout<<std::endl;*/
1184
1185                 /*
1186                         Time average and jitter calculation
1187                 */
1188
1189                 static f32 dtime_avg1 = 0.0;
1190                 dtime_avg1 = dtime_avg1 * 0.96 + dtime * 0.04;
1191                 f32 dtime_jitter1 = dtime - dtime_avg1;
1192
1193                 static f32 dtime_jitter1_max_sample = 0.0;
1194                 static f32 dtime_jitter1_max_fraction = 0.0;
1195                 {
1196                         static f32 jitter1_max = 0.0;
1197                         static f32 counter = 0.0;
1198                         if(dtime_jitter1 > jitter1_max)
1199                                 jitter1_max = dtime_jitter1;
1200                         counter += dtime;
1201                         if(counter > 0.0)
1202                         {
1203                                 counter -= 3.0;
1204                                 dtime_jitter1_max_sample = jitter1_max;
1205                                 dtime_jitter1_max_fraction
1206                                                 = dtime_jitter1_max_sample / (dtime_avg1+0.001);
1207                                 jitter1_max = 0.0;
1208                         }
1209                 }
1210
1211                 /*
1212                         Busytime average and jitter calculation
1213                 */
1214
1215                 static f32 busytime_avg1 = 0.0;
1216                 busytime_avg1 = busytime_avg1 * 0.98 + busytime * 0.02;
1217                 f32 busytime_jitter1 = busytime - busytime_avg1;
1218
1219                 static f32 busytime_jitter1_max_sample = 0.0;
1220                 static f32 busytime_jitter1_min_sample = 0.0;
1221                 {
1222                         static f32 jitter1_max = 0.0;
1223                         static f32 jitter1_min = 0.0;
1224                         static f32 counter = 0.0;
1225                         if(busytime_jitter1 > jitter1_max)
1226                                 jitter1_max = busytime_jitter1;
1227                         if(busytime_jitter1 < jitter1_min)
1228                                 jitter1_min = busytime_jitter1;
1229                         counter += dtime;
1230                         if(counter > 0.0){
1231                                 counter -= 3.0;
1232                                 busytime_jitter1_max_sample = jitter1_max;
1233                                 busytime_jitter1_min_sample = jitter1_min;
1234                                 jitter1_max = 0.0;
1235                                 jitter1_min = 0.0;
1236                         }
1237                 }
1238
1239                 /*
1240                         Debug info for client
1241                 */
1242                 {
1243                         static float counter = 0.0;
1244                         counter -= dtime;
1245                         if(counter < 0)
1246                         {
1247                                 counter = 30.0;
1248                                 client.printDebugInfo(std::cout);
1249                         }
1250                 }
1251
1252                 /*
1253                         Profiler
1254                 */
1255                 float profiler_print_interval =
1256                                 g_settings.getFloat("profiler_print_interval");
1257                 if(profiler_print_interval != 0)
1258                 {
1259                         if(m_profiler_interval.step(0.030, profiler_print_interval))
1260                         {
1261                                 dstream<<"Profiler:"<<std::endl;
1262                                 g_profiler.print(dstream);
1263                                 g_profiler.clear();
1264                         }
1265                 }
1266
1267                 /*
1268                         Direct handling of user input
1269                 */
1270
1271                 // Reset input if window not active or some menu is active
1272                 if(device->isWindowActive() == false || noMenuActive() == false)
1273                 {
1274                         input->clear();
1275                 }
1276
1277                 // Input handler step() (used by the random input generator)
1278                 input->step(dtime);
1279
1280                 /*
1281                         Launch menus according to keys
1282                 */
1283                 if(input->wasKeyDown(getKeySetting("keymap_inventory")))
1284                 {
1285                         dstream<<DTIME<<"the_game: "
1286                                         <<"Launching inventory"<<std::endl;
1287
1288                         GUIInventoryMenu *menu =
1289                                 new GUIInventoryMenu(guienv, guiroot, -1,
1290                                         &g_menumgr, v2s16(8,7),
1291                                         client.getInventoryContext(),
1292                                         &client);
1293
1294                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1295                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1296                                         "list", "current_player", "main",
1297                                         v2s32(0, 3), v2s32(8, 4)));
1298                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1299                                         "list", "current_player", "craft",
1300                                         v2s32(3, 0), v2s32(3, 3)));
1301                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1302                                         "list", "current_player", "craftresult",
1303                                         v2s32(7, 1), v2s32(1, 1)));
1304
1305                         menu->setDrawSpec(draw_spec);
1306
1307                         menu->drop();
1308                 }
1309                 else if(input->wasKeyDown(KEY_ESCAPE))
1310                 {
1311                         dstream<<DTIME<<"the_game: "
1312                                         <<"Launching pause menu"<<std::endl;
1313                         // It will delete itself by itself
1314                         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1315                                         &g_menumgr))->drop();
1316
1317                         // Move mouse cursor on top of the disconnect button
1318                         input->setMousePos(displaycenter.X, displaycenter.Y+25);
1319                 }
1320                 else if(input->wasKeyDown(getKeySetting("keymap_chat")))
1321                 {
1322                         TextDest *dest = new TextDestChat(&client);
1323
1324                         (new GUITextInputMenu(guienv, guiroot, -1,
1325                                         &g_menumgr, dest,
1326                                         L""))->drop();
1327                 }
1328                 else if(input->wasKeyDown(getKeySetting("keymap_freemove")))
1329                 {
1330                         if(g_settings.getBool("free_move"))
1331                         {
1332                                 g_settings.set("free_move","false");
1333                                 chat_lines.push_back(ChatLine(L"free_move disabled"));
1334                         }
1335                         else
1336                         {
1337                                 g_settings.set("free_move","true");
1338                                 chat_lines.push_back(ChatLine(L"free_move enabled"));
1339                         }
1340                 }
1341                 else if(input->wasKeyDown(getKeySetting("keymap_fastmove")))
1342                 {
1343                         if(g_settings.getBool("fast_move"))
1344                         {
1345                                 g_settings.set("fast_move","false");
1346                                 chat_lines.push_back(ChatLine(L"fast_move disabled"));
1347                         }
1348                         else
1349                         {
1350                                 g_settings.set("fast_move","true");
1351                                 chat_lines.push_back(ChatLine(L"fast_move enabled"));
1352                         }
1353                 }
1354                 else if(input->wasKeyDown(getKeySetting("keymap_frametime_graph")))
1355                 {
1356                         if(g_settings.getBool("frametime_graph"))
1357                         {
1358                                 g_settings.set("frametime_graph","false");
1359                                 chat_lines.push_back(ChatLine(L"frametime_graph disabled"));
1360                         }
1361                         else
1362                         {
1363                                 g_settings.set("frametime_graph","true");
1364                                 chat_lines.push_back(ChatLine(L"frametime_graph enabled"));
1365                         }
1366                 }
1367                 else if(input->wasKeyDown(getKeySetting("keymap_screenshot")))
1368                 {
1369                         irr::video::IImage* const image = driver->createScreenShot();
1370                         if (image) {
1371                                 irr::c8 filename[256];
1372                                 snprintf(filename, 256, "%s/screenshot_%u.png",
1373                                                  g_settings.get("screenshot_path").c_str(),
1374                                                  device->getTimer()->getRealTime());
1375                                 if (driver->writeImageToFile(image, filename)) {
1376                                         std::wstringstream sstr;
1377                                         sstr<<"Saved screenshot to '"<<filename<<"'";
1378                                         dstream<<"Saved screenshot to '"<<filename<<"'"<<std::endl;
1379                                         chat_lines.push_back(ChatLine(sstr.str()));
1380                                 } else{
1381                                         dstream<<"Failed to save screenshot '"<<filename<<"'"<<std::endl;
1382                                 }
1383                                 image->drop();
1384                         }
1385                 }
1386
1387                 // Item selection with mouse wheel
1388                 {
1389                         s32 wheel = input->getMouseWheel();
1390                         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE-1,
1391                                         hotbar_itemcount-1);
1392
1393                         if(wheel < 0)
1394                         {
1395                                 if(g_selected_item < max_item)
1396                                         g_selected_item++;
1397                                 else
1398                                         g_selected_item = 0;
1399                         }
1400                         else if(wheel > 0)
1401                         {
1402                                 if(g_selected_item > 0)
1403                                         g_selected_item--;
1404                                 else
1405                                         g_selected_item = max_item;
1406                         }
1407                 }
1408
1409                 // Item selection
1410                 for(u16 i=0; i<10; i++)
1411                 {
1412                         s32 keycode = irr::KEY_KEY_1 + i;
1413                         if(i == 9)
1414                                 keycode = irr::KEY_KEY_0;
1415                         if(input->wasKeyDown((irr::EKEY_CODE)keycode))
1416                         {
1417                                 if(i < PLAYER_INVENTORY_SIZE && i < hotbar_itemcount)
1418                                 {
1419                                         g_selected_item = i;
1420
1421                                         dstream<<DTIME<<"Selected item: "
1422                                                         <<g_selected_item<<std::endl;
1423                                 }
1424                         }
1425                 }
1426
1427                 // Viewing range selection
1428                 if(input->wasKeyDown(getKeySetting("keymap_rangeselect")))
1429                 {
1430                         if(draw_control.range_all)
1431                         {
1432                                 draw_control.range_all = false;
1433                                 dstream<<DTIME<<"Disabled full viewing range"<<std::endl;
1434                         }
1435                         else
1436                         {
1437                                 draw_control.range_all = true;
1438                                 dstream<<DTIME<<"Enabled full viewing range"<<std::endl;
1439                         }
1440                 }
1441
1442                 // Print debug stacks
1443                 if(input->wasKeyDown(getKeySetting("keymap_print_debug_stacks")))
1444                 {
1445                         dstream<<"-----------------------------------------"
1446                                         <<std::endl;
1447                         dstream<<DTIME<<"Printing debug stacks:"<<std::endl;
1448                         dstream<<"-----------------------------------------"
1449                                         <<std::endl;
1450                         debug_stacks_print();
1451                 }
1452
1453                 /*
1454                         Player speed control
1455                         TODO: Cache the keycodes from getKeySetting
1456                 */
1457
1458                 {
1459                         /*bool a_up,
1460                         bool a_down,
1461                         bool a_left,
1462                         bool a_right,
1463                         bool a_jump,
1464                         bool a_superspeed,
1465                         bool a_sneak,
1466                         float a_pitch,
1467                         float a_yaw*/
1468                         PlayerControl control(
1469                                 input->isKeyDown(getKeySetting("keymap_forward")),
1470                                 input->isKeyDown(getKeySetting("keymap_backward")),
1471                                 input->isKeyDown(getKeySetting("keymap_left")),
1472                                 input->isKeyDown(getKeySetting("keymap_right")),
1473                                 input->isKeyDown(getKeySetting("keymap_jump")),
1474                                 input->isKeyDown(getKeySetting("keymap_special1")),
1475                                 input->isKeyDown(getKeySetting("keymap_sneak")),
1476                                 camera_pitch,
1477                                 camera_yaw
1478                         );
1479                         client.setPlayerControl(control);
1480                 }
1481
1482                 /*
1483                         Run server
1484                 */
1485
1486                 if(server != NULL)
1487                 {
1488                         //TimeTaker timer("server->step(dtime)");
1489                         server->step(dtime);
1490                 }
1491
1492                 /*
1493                         Process environment
1494                 */
1495
1496                 {
1497                         //TimeTaker timer("client.step(dtime)");
1498                         client.step(dtime);
1499                         //client.step(dtime_avg1);
1500                 }
1501
1502                 // Read client events
1503                 for(;;)
1504                 {
1505                         ClientEvent event = client.getClientEvent();
1506                         if(event.type == CE_NONE)
1507                         {
1508                                 break;
1509                         }
1510                         else if(event.type == CE_PLAYER_DAMAGE)
1511                         {
1512                                 //u16 damage = event.player_damage.amount;
1513                                 //dstream<<"Player damage: "<<damage<<std::endl;
1514                                 damage_flash_timer = 0.05;
1515                         }
1516                         else if(event.type == CE_PLAYER_FORCE_MOVE)
1517                         {
1518                                 camera_yaw = event.player_force_move.yaw;
1519                                 camera_pitch = event.player_force_move.pitch;
1520                         }
1521                 }
1522
1523                 // Get player position
1524                 v3f camera_position;
1525                 v3f player_position = client.getPlayerPosition(&camera_position);
1526
1527                 //TimeTaker //timer2("//timer2");
1528
1529                 /*
1530                         Mouse and camera control
1531                 */
1532
1533                 if((device->isWindowActive() && noMenuActive()) || random_input)
1534                 {
1535                         if(!random_input)
1536                         {
1537                                 // Mac OSX gets upset if this is set every frame
1538                                 if(device->getCursorControl()->isVisible())
1539                                         device->getCursorControl()->setVisible(false);
1540                         }
1541
1542                         if(first_loop_after_window_activation){
1543                                 //std::cout<<"window active, first loop"<<std::endl;
1544                                 first_loop_after_window_activation = false;
1545                         }
1546                         else{
1547                                 s32 dx = input->getMousePos().X - displaycenter.X;
1548                                 s32 dy = input->getMousePos().Y - displaycenter.Y;
1549                                 if(invert_mouse)
1550                                         dy = -dy;
1551                                 //std::cout<<"window active, pos difference "<<dx<<","<<dy<<std::endl;
1552
1553                                 /*const float keyspeed = 500;
1554                                 if(input->isKeyDown(irr::KEY_UP))
1555                                         dy -= dtime * keyspeed;
1556                                 if(input->isKeyDown(irr::KEY_DOWN))
1557                                         dy += dtime * keyspeed;
1558                                 if(input->isKeyDown(irr::KEY_LEFT))
1559                                         dx -= dtime * keyspeed;
1560                                 if(input->isKeyDown(irr::KEY_RIGHT))
1561                                         dx += dtime * keyspeed;*/
1562
1563                                 camera_yaw -= dx*0.2;
1564                                 camera_pitch += dy*0.2;
1565                                 if(camera_pitch < -89.5) camera_pitch = -89.5;
1566                                 if(camera_pitch > 89.5) camera_pitch = 89.5;
1567                         }
1568                         input->setMousePos(displaycenter.X, displaycenter.Y);
1569                 }
1570                 else{
1571                         // Mac OSX gets upset if this is set every frame
1572                         if(device->getCursorControl()->isVisible() == false)
1573                                 device->getCursorControl()->setVisible(true);
1574
1575                         //std::cout<<"window inactive"<<std::endl;
1576                         first_loop_after_window_activation = true;
1577                 }
1578
1579                 camera_yaw = wrapDegrees(camera_yaw);
1580                 camera_pitch = wrapDegrees(camera_pitch);
1581
1582                 v3f camera_direction = v3f(0,0,1);
1583                 camera_direction.rotateYZBy(camera_pitch);
1584                 camera_direction.rotateXZBy(camera_yaw);
1585
1586                 camera->setPosition(camera_position);
1587                 // *100.0 helps in large map coordinates
1588                 camera->setTarget(camera_position + camera_direction * 100.0);
1589
1590                 if(FIELD_OF_VIEW_TEST){
1591                         client.updateCamera(v3f(0,0,0), v3f(0,0,1));
1592                 }
1593                 else{
1594                         //TimeTaker timer("client.updateCamera");
1595                         client.updateCamera(camera_position, camera_direction);
1596                 }
1597
1598                 //timer2.stop();
1599                 //TimeTaker //timer3("//timer3");
1600
1601                 /*
1602                         Calculate what block is the crosshair pointing to
1603                 */
1604
1605                 //u32 t1 = device->getTimer()->getRealTime();
1606
1607                 //f32 d = 4; // max. distance
1608                 f32 d = 4; // max. distance
1609                 core::line3d<f32> shootline(camera_position,
1610                                 camera_position + camera_direction * BS * (d+1));
1611
1612                 MapBlockObject *selected_object = client.getSelectedObject
1613                                 (d*BS, camera_position, shootline);
1614
1615                 ClientActiveObject *selected_active_object
1616                                 = client.getSelectedActiveObject
1617                                         (d*BS, camera_position, shootline);
1618
1619                 if(selected_object != NULL)
1620                 {
1621                         //dstream<<"Client returned selected_object != NULL"<<std::endl;
1622
1623                         core::aabbox3d<f32> box_on_map
1624                                         = selected_object->getSelectionBoxOnMap();
1625
1626                         hilightboxes.push_back(box_on_map);
1627
1628                         infotext = narrow_to_wide(selected_object->infoText());
1629
1630                         if(input->getLeftClicked())
1631                         {
1632                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1633                                 client.clickObject(0, selected_object->getBlock()->getPos(),
1634                                                 selected_object->getId(), g_selected_item);
1635                         }
1636                         else if(input->getRightClicked())
1637                         {
1638                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1639                                 /*
1640                                         Check if we want to modify the object ourselves
1641                                 */
1642                                 if(selected_object->getTypeId() == MAPBLOCKOBJECT_TYPE_SIGN)
1643                                 {
1644                                         dstream<<"Sign object right-clicked"<<std::endl;
1645
1646                                         if(random_input == false)
1647                                         {
1648                                                 // Get a new text for it
1649
1650                                                 TextDest *dest = new TextDestSign(
1651                                                                 selected_object->getBlock()->getPos(),
1652                                                                 selected_object->getId(),
1653                                                                 &client);
1654
1655                                                 SignObject *sign_object = (SignObject*)selected_object;
1656
1657                                                 std::wstring wtext =
1658                                                                 narrow_to_wide(sign_object->getText());
1659
1660                                                 (new GUITextInputMenu(guienv, guiroot, -1,
1661                                                                 &g_menumgr, dest,
1662                                                                 wtext))->drop();
1663                                         }
1664                                 }
1665                                 /*
1666                                         Otherwise pass the event to the server as-is
1667                                 */
1668                                 else
1669                                 {
1670                                         client.clickObject(1, selected_object->getBlock()->getPos(),
1671                                                         selected_object->getId(), g_selected_item);
1672                                 }
1673                         }
1674                 }
1675                 else if(selected_active_object != NULL)
1676                 {
1677                         //dstream<<"Client returned selected_active_object != NULL"<<std::endl;
1678
1679                         core::aabbox3d<f32> *selection_box
1680                                         = selected_active_object->getSelectionBox();
1681                         // Box should exist because object was returned in the
1682                         // first place
1683                         assert(selection_box);
1684
1685                         v3f pos = selected_active_object->getPosition();
1686
1687                         core::aabbox3d<f32> box_on_map(
1688                                         selection_box->MinEdge + pos,
1689                                         selection_box->MaxEdge + pos
1690                         );
1691
1692                         hilightboxes.push_back(box_on_map);
1693
1694                         //infotext = narrow_to_wide("A ClientActiveObject");
1695                         infotext = narrow_to_wide(selected_active_object->infoText());
1696
1697                         if(input->getLeftClicked())
1698                         {
1699                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1700                                 client.clickActiveObject(0,
1701                                                 selected_active_object->getId(), g_selected_item);
1702                         }
1703                         else if(input->getRightClicked())
1704                         {
1705                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1706                                 client.clickActiveObject(1,
1707                                                 selected_active_object->getId(), g_selected_item);
1708                         }
1709                 }
1710                 else // selected_object == NULL
1711                 {
1712
1713                 /*
1714                         Find out which node we are pointing at
1715                 */
1716
1717                 bool nodefound = false;
1718                 v3s16 nodepos;
1719                 v3s16 neighbourpos;
1720                 core::aabbox3d<f32> nodehilightbox;
1721
1722                 getPointedNode(&client, player_position,
1723                                 camera_direction, camera_position,
1724                                 nodefound, shootline,
1725                                 nodepos, neighbourpos,
1726                                 nodehilightbox, d);
1727
1728                 static float nodig_delay_counter = 0.0;
1729
1730                 if(nodefound)
1731                 {
1732                         static v3s16 nodepos_old(-32768,-32768,-32768);
1733
1734                         static float dig_time = 0.0;
1735                         static u16 dig_index = 0;
1736
1737                         /*
1738                                 Visualize selection
1739                         */
1740
1741                         hilightboxes.push_back(nodehilightbox);
1742
1743                         /*
1744                                 Check information text of node
1745                         */
1746
1747                         NodeMetadata *meta = client.getNodeMetadata(nodepos);
1748                         if(meta)
1749                         {
1750                                 infotext = narrow_to_wide(meta->infoText());
1751                         }
1752
1753                         //MapNode node = client.getNode(nodepos);
1754
1755                         /*
1756                                 Handle digging
1757                         */
1758
1759                         if(input->getLeftReleased())
1760                         {
1761                                 client.clearTempMod(nodepos);
1762                                 dig_time = 0.0;
1763                         }
1764
1765                         if(nodig_delay_counter > 0.0)
1766                         {
1767                                 nodig_delay_counter -= dtime;
1768                         }
1769                         else
1770                         {
1771                                 if(nodepos != nodepos_old)
1772                                 {
1773                                         std::cout<<DTIME<<"Pointing at ("<<nodepos.X<<","
1774                                                         <<nodepos.Y<<","<<nodepos.Z<<")"<<std::endl;
1775
1776                                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1777                                         {
1778                                                 client.clearTempMod(nodepos_old);
1779                                                 dig_time = 0.0;
1780                                         }
1781                                 }
1782
1783                                 if(input->getLeftClicked() ||
1784                                                 (input->getLeftState() && nodepos != nodepos_old))
1785                                 {
1786                                         dstream<<DTIME<<"Started digging"<<std::endl;
1787                                         client.groundAction(0, nodepos, neighbourpos, g_selected_item);
1788                                 }
1789                                 if(input->getLeftClicked())
1790                                 {
1791                                         client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, 0));
1792                                 }
1793                                 if(input->getLeftState())
1794                                 {
1795                                         MapNode n = client.getNode(nodepos);
1796
1797                                         // Get tool name. Default is "" = bare hands
1798                                         std::string toolname = "";
1799                                         InventoryList *mlist = local_inventory.getList("main");
1800                                         if(mlist != NULL)
1801                                         {
1802                                                 InventoryItem *item = mlist->getItem(g_selected_item);
1803                                                 if(item && (std::string)item->getName() == "ToolItem")
1804                                                 {
1805                                                         ToolItem *titem = (ToolItem*)item;
1806                                                         toolname = titem->getToolName();
1807                                                 }
1808                                         }
1809
1810                                         // Get digging properties for material and tool
1811                                         content_t material = n.getContent();
1812                                         DiggingProperties prop =
1813                                                         getDiggingProperties(material, toolname);
1814
1815                                         float dig_time_complete = 0.0;
1816
1817                                         if(prop.diggable == false)
1818                                         {
1819                                                 /*dstream<<"Material "<<(int)material
1820                                                                 <<" not diggable with \""
1821                                                                 <<toolname<<"\""<<std::endl;*/
1822                                                 // I guess nobody will wait for this long
1823                                                 dig_time_complete = 10000000.0;
1824                                         }
1825                                         else
1826                                         {
1827                                                 dig_time_complete = prop.time;
1828                                         }
1829
1830                                         if(dig_time_complete >= 0.001)
1831                                         {
1832                                                 dig_index = (u16)((float)CRACK_ANIMATION_LENGTH
1833                                                                 * dig_time/dig_time_complete);
1834                                         }
1835                                         // This is for torches
1836                                         else
1837                                         {
1838                                                 dig_index = CRACK_ANIMATION_LENGTH;
1839                                         }
1840
1841                                         if(dig_index < CRACK_ANIMATION_LENGTH)
1842                                         {
1843                                                 //TimeTaker timer("client.setTempMod");
1844                                                 //dstream<<"dig_index="<<dig_index<<std::endl;
1845                                                 client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, dig_index));
1846                                         }
1847                                         else
1848                                         {
1849                                                 dstream<<DTIME<<"Digging completed"<<std::endl;
1850                                                 client.groundAction(3, nodepos, neighbourpos, g_selected_item);
1851                                                 client.clearTempMod(nodepos);
1852                                                 client.removeNode(nodepos);
1853
1854                                                 dig_time = 0;
1855
1856                                                 nodig_delay_counter = dig_time_complete
1857                                                                 / (float)CRACK_ANIMATION_LENGTH;
1858
1859                                                 // We don't want a corresponding delay to
1860                                                 // very time consuming nodes
1861                                                 if(nodig_delay_counter > 0.5)
1862                                                 {
1863                                                         nodig_delay_counter = 0.5;
1864                                                 }
1865                                                 // We want a slight delay to very little
1866                                                 // time consuming nodes
1867                                                 float mindelay = 0.15;
1868                                                 if(nodig_delay_counter < mindelay)
1869                                                 {
1870                                                         nodig_delay_counter = mindelay;
1871                                                 }
1872                                         }
1873
1874                                         dig_time += dtime;
1875                                 }
1876                         }
1877
1878                         if(input->getRightClicked())
1879                         {
1880                                 std::cout<<DTIME<<"Ground right-clicked"<<std::endl;
1881
1882                                 // If metadata provides an inventory view, activate it
1883                                 if(meta && meta->getInventoryDrawSpecString() != "" && !random_input)
1884                                 {
1885                                         dstream<<DTIME<<"Launching custom inventory view"<<std::endl;
1886                                         /*
1887                                                 Construct the unique identification string of the node
1888                                         */
1889                                         std::string current_name;
1890                                         current_name += "nodemeta:";
1891                                         current_name += itos(nodepos.X);
1892                                         current_name += ",";
1893                                         current_name += itos(nodepos.Y);
1894                                         current_name += ",";
1895                                         current_name += itos(nodepos.Z);
1896
1897                                         /*
1898                                                 Create menu
1899                                         */
1900
1901                                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1902                                         v2s16 invsize =
1903                                                 GUIInventoryMenu::makeDrawSpecArrayFromString(
1904                                                         draw_spec,
1905                                                         meta->getInventoryDrawSpecString(),
1906                                                         current_name);
1907
1908                                         GUIInventoryMenu *menu =
1909                                                 new GUIInventoryMenu(guienv, guiroot, -1,
1910                                                         &g_menumgr, invsize,
1911                                                         client.getInventoryContext(),
1912                                                         &client);
1913                                         menu->setDrawSpec(draw_spec);
1914                                         menu->drop();
1915                                 }
1916                                 else if(meta && meta->typeId() == CONTENT_SIGN_WALL && !random_input)
1917                                 {
1918                                         dstream<<"Sign node right-clicked"<<std::endl;
1919
1920                                         SignNodeMetadata *signmeta = (SignNodeMetadata*)meta;
1921
1922                                         // Get a new text for it
1923
1924                                         TextDest *dest = new TextDestSignNode(nodepos, &client);
1925
1926                                         std::wstring wtext =
1927                                                         narrow_to_wide(signmeta->getText());
1928
1929                                         (new GUITextInputMenu(guienv, guiroot, -1,
1930                                                         &g_menumgr, dest,
1931                                                         wtext))->drop();
1932                                 }
1933                                 else
1934                                 {
1935                                         client.groundAction(1, nodepos, neighbourpos, g_selected_item);
1936                                 }
1937                         }
1938
1939                         nodepos_old = nodepos;
1940                 }
1941                 else{
1942                 }
1943
1944                 } // selected_object == NULL
1945
1946                 input->resetLeftClicked();
1947                 input->resetRightClicked();
1948
1949                 if(input->getLeftReleased())
1950                 {
1951                         std::cout<<DTIME<<"Left button released (stopped digging)"
1952                                         <<std::endl;
1953                         client.groundAction(2, v3s16(0,0,0), v3s16(0,0,0), 0);
1954                 }
1955                 if(input->getRightReleased())
1956                 {
1957                         //std::cout<<DTIME<<"Right released"<<std::endl;
1958                         // Nothing here
1959                 }
1960
1961                 input->resetLeftReleased();
1962                 input->resetRightReleased();
1963
1964                 /*
1965                         Calculate stuff for drawing
1966                 */
1967
1968                 camera->setAspectRatio((f32)screensize.X / (f32)screensize.Y);
1969
1970                 u32 daynight_ratio = client.getDayNightRatio();
1971                 u8 l = decode_light((daynight_ratio * LIGHT_SUN) / 1000);
1972                 video::SColor bgcolor = video::SColor(
1973                                 255,
1974                                 bgcolor_bright.getRed() * l / 255,
1975                                 bgcolor_bright.getGreen() * l / 255,
1976                                 bgcolor_bright.getBlue() * l / 255);
1977                                 /*skycolor.getRed() * l / 255,
1978                                 skycolor.getGreen() * l / 255,
1979                                 skycolor.getBlue() * l / 255);*/
1980
1981                 float brightness = (float)l/255.0;
1982
1983                 /*
1984                         Update skybox
1985                 */
1986                 if(fabs(brightness - old_brightness) > 0.01)
1987                         update_skybox(driver, smgr, skybox, brightness);
1988
1989                 /*
1990                         Update coulds
1991                 */
1992                 if(clouds)
1993                 {
1994                         clouds->step(dtime);
1995                         clouds->update(v2f(player_position.X, player_position.Z),
1996                                         0.05+brightness*0.95);
1997                 }
1998
1999                 /*
2000                         Update farmesh
2001                 */
2002                 if(farmesh)
2003                 {
2004                         farmesh_range = draw_control.wanted_range * 10;
2005                         if(draw_control.range_all && farmesh_range < 500)
2006                                 farmesh_range = 500;
2007                         if(farmesh_range > 1000)
2008                                 farmesh_range = 1000;
2009
2010                         farmesh->step(dtime);
2011                         farmesh->update(v2f(player_position.X, player_position.Z),
2012                                         0.05+brightness*0.95, farmesh_range);
2013                 }
2014
2015                 // Store brightness value
2016                 old_brightness = brightness;
2017
2018                 /*
2019                         Fog
2020                 */
2021
2022                 if(g_settings.getBool("enable_fog") == true)
2023                 {
2024                         f32 range;
2025                         if(farmesh)
2026                         {
2027                                 range = BS*farmesh_range;
2028                         }
2029                         else
2030                         {
2031                                 range = draw_control.wanted_range*BS + MAP_BLOCKSIZE*BS*1.5;
2032                                 if(draw_control.range_all)
2033                                         range = 100000*BS;
2034                                 if(range < 50*BS)
2035                                         range = range * 0.5 + 25*BS;
2036                         }
2037
2038                         driver->setFog(
2039                                 bgcolor,
2040                                 video::EFT_FOG_LINEAR,
2041                                 range*0.4,
2042                                 range*1.0,
2043                                 0.01,
2044                                 false, // pixel fog
2045                                 false // range fog
2046                         );
2047                 }
2048                 else
2049                 {
2050                         driver->setFog(
2051                                 bgcolor,
2052                                 video::EFT_FOG_LINEAR,
2053                                 100000*BS,
2054                                 110000*BS,
2055                                 0.01,
2056                                 false, // pixel fog
2057                                 false // range fog
2058                         );
2059                 }
2060
2061
2062                 /*
2063                         Update gui stuff (0ms)
2064                 */
2065
2066                 //TimeTaker guiupdatetimer("Gui updating");
2067
2068                 {
2069                         static float drawtime_avg = 0;
2070                         drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
2071                         static float beginscenetime_avg = 0;
2072                         beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
2073                         static float scenetime_avg = 0;
2074                         scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
2075                         static float endscenetime_avg = 0;
2076                         endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;
2077
2078                         char temptext[300];
2079                         snprintf(temptext, 300, "Minetest-c55 %s ("
2080                                         "R: range_all=%i"
2081                                         ")"
2082                                         " drawtime=%.0f, beginscenetime=%.0f"
2083                                         ", scenetime=%.0f, endscenetime=%.0f",
2084                                         VERSION_STRING,
2085                                         draw_control.range_all,
2086                                         drawtime_avg,
2087                                         beginscenetime_avg,
2088                                         scenetime_avg,
2089                                         endscenetime_avg
2090                                         );
2091
2092                         guitext->setText(narrow_to_wide(temptext).c_str());
2093                 }
2094
2095                 {
2096                         char temptext[300];
2097                         snprintf(temptext, 300,
2098                                         "(% .1f, % .1f, % .1f)"
2099                                         " (% .3f < btime_jitter < % .3f"
2100                                         ", dtime_jitter = % .1f %%"
2101                                         ", v_range = %.1f)",
2102                                         player_position.X/BS,
2103                                         player_position.Y/BS,
2104                                         player_position.Z/BS,
2105                                         busytime_jitter1_min_sample,
2106                                         busytime_jitter1_max_sample,
2107                                         dtime_jitter1_max_fraction * 100.0,
2108                                         draw_control.wanted_range
2109                                         );
2110
2111                         guitext2->setText(narrow_to_wide(temptext).c_str());
2112                 }
2113
2114                 {
2115                         guitext_info->setText(infotext.c_str());
2116                 }
2117
2118                 /*
2119                         Get chat messages from client
2120                 */
2121                 {
2122                         // Get new messages
2123                         std::wstring message;
2124                         while(client.getChatMessage(message))
2125                         {
2126                                 chat_lines.push_back(ChatLine(message));
2127                                 /*if(chat_lines.size() > 6)
2128                                 {
2129                                         core::list<ChatLine>::Iterator
2130                                                         i = chat_lines.begin();
2131                                         chat_lines.erase(i);
2132                                 }*/
2133                         }
2134                         // Append them to form the whole static text and throw
2135                         // it to the gui element
2136                         std::wstring whole;
2137                         // This will correspond to the line number counted from
2138                         // top to bottom, from size-1 to 0
2139                         s16 line_number = chat_lines.size();
2140                         // Count of messages to be removed from the top
2141                         u16 to_be_removed_count = 0;
2142                         for(core::list<ChatLine>::Iterator
2143                                         i = chat_lines.begin();
2144                                         i != chat_lines.end(); i++)
2145                         {
2146                                 // After this, line number is valid for this loop
2147                                 line_number--;
2148                                 // Increment age
2149                                 (*i).age += dtime;
2150                                 /*
2151                                         This results in a maximum age of 60*6 to the
2152                                         lowermost line and a maximum of 6 lines
2153                                 */
2154                                 float allowed_age = (6-line_number) * 60.0;
2155
2156                                 if((*i).age > allowed_age)
2157                                 {
2158                                         to_be_removed_count++;
2159                                         continue;
2160                                 }
2161                                 whole += (*i).text + L'\n';
2162                         }
2163                         for(u16 i=0; i<to_be_removed_count; i++)
2164                         {
2165                                 core::list<ChatLine>::Iterator
2166                                                 it = chat_lines.begin();
2167                                 chat_lines.erase(it);
2168                         }
2169                         guitext_chat->setText(whole.c_str());
2170
2171                         // Update gui element size and position
2172
2173                         /*core::rect<s32> rect(
2174                                         10,
2175                                         screensize.Y - guitext_chat_pad_bottom
2176                                                         - text_height*chat_lines.size(),
2177                                         screensize.X - 10,
2178                                         screensize.Y - guitext_chat_pad_bottom
2179                         );*/
2180                         core::rect<s32> rect(
2181                                         10,
2182                                         50,
2183                                         screensize.X - 10,
2184                                         50 + guitext_chat->getTextHeight()
2185                         );
2186
2187                         guitext_chat->setRelativePosition(rect);
2188
2189                         if(chat_lines.size() == 0)
2190                                 guitext_chat->setVisible(false);
2191                         else
2192                                 guitext_chat->setVisible(true);
2193                 }
2194
2195                 /*
2196                         Inventory
2197                 */
2198
2199                 static u16 old_selected_item = 65535;
2200                 if(client.getLocalInventoryUpdated()
2201                                 || g_selected_item != old_selected_item)
2202                 {
2203                         old_selected_item = g_selected_item;
2204                         //std::cout<<"Updating local inventory"<<std::endl;
2205                         client.getLocalInventory(local_inventory);
2206                 }
2207
2208                 /*
2209                         Send actions returned by the inventory menu
2210                 */
2211                 while(inventory_action_queue.size() != 0)
2212                 {
2213                         InventoryAction *a = inventory_action_queue.pop_front();
2214
2215                         client.sendInventoryAction(a);
2216                         // Eat it
2217                         delete a;
2218                 }
2219
2220                 /*
2221                         Drawing begins
2222                 */
2223
2224                 TimeTaker drawtimer("Drawing");
2225
2226
2227                 {
2228                         TimeTaker timer("beginScene");
2229                         driver->beginScene(true, true, bgcolor);
2230                         //driver->beginScene(false, true, bgcolor);
2231                         beginscenetime = timer.stop(true);
2232                 }
2233
2234                 //timer3.stop();
2235
2236                 //std::cout<<DTIME<<"smgr->drawAll()"<<std::endl;
2237
2238                 {
2239                         TimeTaker timer("smgr");
2240                         smgr->drawAll();
2241                         scenetime = timer.stop(true);
2242                 }
2243
2244                 {
2245                 //TimeTaker timer9("auxiliary drawings");
2246                 // 0ms
2247
2248                 //timer9.stop();
2249                 //TimeTaker //timer10("//timer10");
2250
2251                 video::SMaterial m;
2252                 //m.Thickness = 10;
2253                 m.Thickness = 3;
2254                 m.Lighting = false;
2255                 driver->setMaterial(m);
2256
2257                 driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
2258
2259                 for(core::list< core::aabbox3d<f32> >::Iterator i=hilightboxes.begin();
2260                                 i != hilightboxes.end(); i++)
2261                 {
2262                         /*std::cout<<"hilightbox min="
2263                                         <<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
2264                                         <<" max="
2265                                         <<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
2266                                         <<std::endl;*/
2267                         driver->draw3DBox(*i, video::SColor(255,0,0,0));
2268                 }
2269
2270                 /*
2271                         Frametime log
2272                 */
2273                 if(g_settings.getBool("frametime_graph") == true)
2274                 {
2275                         s32 x = 10;
2276                         for(core::list<float>::Iterator
2277                                         i = frametime_log.begin();
2278                                         i != frametime_log.end();
2279                                         i++)
2280                         {
2281                                 driver->draw2DLine(v2s32(x,50),
2282                                                 v2s32(x,50+(*i)*1000),
2283                                                 video::SColor(255,255,255,255));
2284                                 x++;
2285                         }
2286                 }
2287
2288                 /*
2289                         Draw crosshair
2290                 */
2291                 driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
2292                                 displaycenter + core::vector2d<s32>(10,0),
2293                                 video::SColor(255,255,255,255));
2294                 driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
2295                                 displaycenter + core::vector2d<s32>(0,10),
2296                                 video::SColor(255,255,255,255));
2297
2298                 } // timer
2299
2300                 //timer10.stop();
2301                 //TimeTaker //timer11("//timer11");
2302
2303                 /*
2304                         Draw gui
2305                 */
2306                 // 0-1ms
2307                 guienv->drawAll();
2308
2309                 /*
2310                         Draw hotbar
2311                 */
2312                 {
2313                         draw_hotbar(driver, font, v2s32(displaycenter.X, screensize.Y),
2314                                         hotbar_imagesize, hotbar_itemcount, &local_inventory,
2315                                         client.getHP());
2316                 }
2317
2318                 /*
2319                         Damage flash
2320                 */
2321                 if(damage_flash_timer > 0.0)
2322                 {
2323                         damage_flash_timer -= dtime;
2324
2325                         video::SColor color(128,255,0,0);
2326                         driver->draw2DRectangle(color,
2327                                         core::rect<s32>(0,0,screensize.X,screensize.Y),
2328                                         NULL);
2329                 }
2330
2331                 /*
2332                         Environment post fx
2333                 */
2334                 {
2335                         client.getEnv()->drawPostFx(driver, camera_position);
2336                 }
2337
2338                 /*
2339                         End scene
2340                 */
2341                 {
2342                         TimeTaker timer("endScene");
2343                         endSceneX(driver);
2344                         endscenetime = timer.stop(true);
2345                 }
2346
2347                 drawtime = drawtimer.stop(true);
2348
2349                 /*
2350                         End of drawing
2351                 */
2352
2353                 static s16 lastFPS = 0;
2354                 //u16 fps = driver->getFPS();
2355                 u16 fps = (1.0/dtime_avg1);
2356
2357                 if (lastFPS != fps)
2358                 {
2359                         core::stringw str = L"Minetest [";
2360                         str += driver->getName();
2361                         str += "] FPS=";
2362                         str += fps;
2363
2364                         device->setWindowCaption(str.c_str());
2365                         lastFPS = fps;
2366                 }
2367         }
2368
2369         /*
2370                 Drop stuff
2371         */
2372         if(clouds)
2373                 clouds->drop();
2374
2375         /*
2376                 Draw a "shutting down" screen, which will be shown while the map
2377                 generator and other stuff quits
2378         */
2379         {
2380                 /*gui::IGUIStaticText *gui_shuttingdowntext = */
2381                 draw_load_screen(L"Shutting down stuff...", driver, font);
2382                 /*driver->beginScene(true, true, video::SColor(255,0,0,0));
2383                 guienv->drawAll();
2384                 driver->endScene();
2385                 gui_shuttingdowntext->remove();*/
2386         }
2387 }
2388
2389