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 "camera.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 // Chat data
  54 struct ChatLine
  55 {
  56         ChatLine():
  57                 age(0.0)
  58         {
  59         }
  60         ChatLine(const std::wstring &a_text):
  61                 age(0.0),
  62                 text(a_text)
  63         {
  64         }
  65         float age;
  66         std::wstring text;
  67 };
  68
  69 /*
  70         Inventory stuff
  71 */
  72
  73 // Inventory actions from the menu are buffered here before sending
  74 Queue<InventoryAction*> inventory_action_queue;
  75 // This is a copy of the inventory that the client's environment has
  76 Inventory local_inventory;
  77
  78 u16 g_selected_item = 0;
  79
  80 /*
  81         Text input system
  82 */
  83
  84 struct TextDestSign : public TextDest
  85 {
  86         TextDestSign(v3s16 blockpos, s16 id, Client *client)
  87         {
  88                 m_blockpos = blockpos;
  89                 m_id = id;
  90                 m_client = client;
  91         }
  92         void gotText(std::wstring text)
  93         {
  94                 std::string ntext = wide_to_narrow(text);
  95                 dstream<<"Changing text of a sign object: "
  96                                 <<ntext<<std::endl;
  97                 m_client->sendSignText(m_blockpos, m_id, ntext);
  98         }
  99
 100         v3s16 m_blockpos;
 101         s16 m_id;
 102         Client *m_client;
 103 };
 104
 105 struct TextDestChat : public TextDest
 106 {
 107         TextDestChat(Client *client)
 108         {
 109                 m_client = client;
 110         }
 111         void gotText(std::wstring text)
 112         {
 113                 // Discard empty line
 114                 if(text == L"")
 115                         return;
 116
 117                 // Send to others
 118                 m_client->sendChatMessage(text);
 119                 // Show locally
 120                 m_client->addChatMessage(text);
 121         }
 122
 123         Client *m_client;
 124 };
 125
 126 struct TextDestSignNode : public TextDest
 127 {
 128         TextDestSignNode(v3s16 p, Client *client)
 129         {
 130                 m_p = p;
 131                 m_client = client;
 132         }
 133         void gotText(std::wstring text)
 134         {
 135                 std::string ntext = wide_to_narrow(text);
 136                 dstream<<"Changing text of a sign node: "
 137                                 <<ntext<<std::endl;
 138                 m_client->sendSignNodeText(m_p, ntext);
 139         }
 140
 141         v3s16 m_p;
 142         Client *m_client;
 143 };
 144
 145 /*
 146         Hotbar draw routine
 147 */
 148 void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
 149                 v2s32 centerlowerpos, s32 imgsize, s32 itemcount,
 150                 Inventory *inventory, s32 halfheartcount)
 151 {
 152         InventoryList *mainlist = inventory->getList("main");
 153         if(mainlist == NULL)
 154         {
 155                 dstream<<"WARNING: draw_hotbar(): mainlist == NULL"<<std::endl;
 156                 return;
 157         }
 158
 159         s32 padding = imgsize/12;
 160         //s32 height = imgsize + padding*2;
 161         s32 width = itemcount*(imgsize+padding*2);
 162
 163         // Position of upper left corner of bar
 164         v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
 165
 166         // Draw background color
 167         /*core::rect<s32> barrect(0,0,width,height);
 168         barrect += pos;
 169         video::SColor bgcolor(255,128,128,128);
 170         driver->draw2DRectangle(bgcolor, barrect, NULL);*/
 171
 172         core::rect<s32> imgrect(0,0,imgsize,imgsize);
 173
 174         for(s32 i=0; i<itemcount; i++)
 175         {
 176                 InventoryItem *item = mainlist->getItem(i);
 177
 178                 core::rect<s32> rect = imgrect + pos
 179                                 + v2s32(padding+i*(imgsize+padding*2), padding);
 180
 181                 if(g_selected_item == i)
 182                 {
 183                         video::SColor c_outside(255,255,0,0);
 184                         //video::SColor c_outside(255,0,0,0);
 185                         //video::SColor c_inside(255,192,192,192);
 186                         s32 x1 = rect.UpperLeftCorner.X;
 187                         s32 y1 = rect.UpperLeftCorner.Y;
 188                         s32 x2 = rect.LowerRightCorner.X;
 189                         s32 y2 = rect.LowerRightCorner.Y;
 190                         // Black base borders
 191                         driver->draw2DRectangle(c_outside,
 192                                         core::rect<s32>(
 193                                                 v2s32(x1 - padding, y1 - padding),
 194                                                 v2s32(x2 + padding, y1)
 195                                         ), NULL);
 196                         driver->draw2DRectangle(c_outside,
 197                                         core::rect<s32>(
 198                                                 v2s32(x1 - padding, y2),
 199                                                 v2s32(x2 + padding, y2 + padding)
 200                                         ), NULL);
 201                         driver->draw2DRectangle(c_outside,
 202                                         core::rect<s32>(
 203                                                 v2s32(x1 - padding, y1),
 204                                                 v2s32(x1, y2)
 205                                         ), NULL);
 206                         driver->draw2DRectangle(c_outside,
 207                                         core::rect<s32>(
 208                                                 v2s32(x2, y1),
 209                                                 v2s32(x2 + padding, y2)
 210                                         ), NULL);
 211                         /*// Light inside borders
 212                         driver->draw2DRectangle(c_inside,
 213                                         core::rect<s32>(
 214                                                 v2s32(x1 - padding/2, y1 - padding/2),
 215                                                 v2s32(x2 + padding/2, y1)
 216                                         ), NULL);
 217                         driver->draw2DRectangle(c_inside,
 218                                         core::rect<s32>(
 219                                                 v2s32(x1 - padding/2, y2),
 220                                                 v2s32(x2 + padding/2, y2 + padding/2)
 221                                         ), NULL);
 222                         driver->draw2DRectangle(c_inside,
 223                                         core::rect<s32>(
 224                                                 v2s32(x1 - padding/2, y1),
 225                                                 v2s32(x1, y2)
 226                                         ), NULL);
 227                         driver->draw2DRectangle(c_inside,
 228                                         core::rect<s32>(
 229                                                 v2s32(x2, y1),
 230                                                 v2s32(x2 + padding/2, y2)
 231                                         ), NULL);
 232                         */
 233                 }
 234
 235                 video::SColor bgcolor2(128,0,0,0);
 236                 driver->draw2DRectangle(bgcolor2, rect, NULL);
 237
 238                 if(item != NULL)
 239                 {
 240                         drawInventoryItem(driver, font, item, rect, NULL);
 241                 }
 242         }
 243
 244         /*
 245                 Draw hearts
 246         */
 247         {
 248                 video::ITexture *heart_texture =
 249                                 driver->getTexture(getTexturePath("heart.png").c_str());
 250                 v2s32 p = pos + v2s32(0, -20);
 251                 for(s32 i=0; i<halfheartcount/2; i++)
 252                 {
 253                         const video::SColor color(255,255,255,255);
 254                         const video::SColor colors[] = {color,color,color,color};
 255                         core::rect<s32> rect(0,0,16,16);
 256                         rect += p;
 257                         driver->draw2DImage(heart_texture, rect,
 258                                 core::rect<s32>(core::position2d<s32>(0,0),
 259                                 core::dimension2di(heart_texture->getOriginalSize())),
 260                                 NULL, colors, true);
 261                         p += v2s32(16,0);
 262                 }
 263                 if(halfheartcount % 2 == 1)
 264                 {
 265                         const video::SColor color(255,255,255,255);
 266                         const video::SColor colors[] = {color,color,color,color};
 267                         core::rect<s32> rect(0,0,16/2,16);
 268                         rect += p;
 269                         core::dimension2di srcd(heart_texture->getOriginalSize());
 270                         srcd.Width /= 2;
 271                         driver->draw2DImage(heart_texture, rect,
 272                                 core::rect<s32>(core::position2d<s32>(0,0), srcd),
 273                                 NULL, colors, true);
 274                         p += v2s32(16,0);
 275                 }
 276         }
 277 }
 278
 279 /*
 280         Find what the player is pointing at
 281 */
 282 void getPointedNode(Client *client, v3f player_position,
 283                 v3f camera_direction, v3f camera_position,
 284                 bool &nodefound, core::line3d<f32> shootline,
 285                 v3s16 &nodepos, v3s16 &neighbourpos,
 286                 core::aabbox3d<f32> &nodehilightbox,
 287                 f32 d)
 288 {
 289         f32 mindistance = BS * 1001;
 290
 291         v3s16 pos_i = floatToInt(player_position, BS);
 292
 293         /*std::cout<<"pos_i=("<<pos_i.X<<","<<pos_i.Y<<","<<pos_i.Z<<")"
 294                         <<std::endl;*/
 295
 296         s16 a = d;
 297         s16 ystart = pos_i.Y + 0 - (camera_direction.Y<0 ? a : 1);
 298         s16 zstart = pos_i.Z - (camera_direction.Z<0 ? a : 1);
 299         s16 xstart = pos_i.X - (camera_direction.X<0 ? a : 1);
 300         s16 yend = pos_i.Y + 1 + (camera_direction.Y>0 ? a : 1);
 301         s16 zend = pos_i.Z + (camera_direction.Z>0 ? a : 1);
 302         s16 xend = pos_i.X + (camera_direction.X>0 ? a : 1);
 303
 304         for(s16 y = ystart; y <= yend; y++)
 305         for(s16 z = zstart; z <= zend; z++)
 306         for(s16 x = xstart; x <= xend; x++)
 307         {
 308                 MapNode n;
 309                 try
 310                 {
 311                         n = client->getNode(v3s16(x,y,z));
 312                         if(content_pointable(n.getContent()) == false)
 313                                 continue;
 314                 }
 315                 catch(InvalidPositionException &e)
 316                 {
 317                         continue;
 318                 }
 319
 320                 v3s16 np(x,y,z);
 321                 v3f npf = intToFloat(np, BS);
 322
 323                 f32 d = 0.01;
 324
 325                 v3s16 dirs[6] = {
 326                         v3s16(0,0,1), // back
 327                         v3s16(0,1,0), // top
 328                         v3s16(1,0,0), // right
 329                         v3s16(0,0,-1), // front
 330                         v3s16(0,-1,0), // bottom
 331                         v3s16(-1,0,0), // left
 332                 };
 333
 334                 /*
 335                         Meta-objects
 336                 */
 337                 if(n.getContent() == CONTENT_TORCH)
 338                 {
 339                         v3s16 dir = unpackDir(n.param2);
 340                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 341                         dir_f *= BS/2 - BS/6 - BS/20;
 342                         v3f cpf = npf + dir_f;
 343                         f32 distance = (cpf - camera_position).getLength();
 344
 345                         core::aabbox3d<f32> box;
 346
 347                         // bottom
 348                         if(dir == v3s16(0,-1,0))
 349                         {
 350                                 box = core::aabbox3d<f32>(
 351                                         npf - v3f(BS/6, BS/2, BS/6),
 352                                         npf + v3f(BS/6, -BS/2+BS/3*2, BS/6)
 353                                 );
 354                         }
 355                         // top
 356                         else if(dir == v3s16(0,1,0))
 357                         {
 358                                 box = core::aabbox3d<f32>(
 359                                         npf - v3f(BS/6, -BS/2+BS/3*2, BS/6),
 360                                         npf + v3f(BS/6, BS/2, BS/6)
 361                                 );
 362                         }
 363                         // side
 364                         else
 365                         {
 366                                 box = core::aabbox3d<f32>(
 367                                         cpf - v3f(BS/6, BS/3, BS/6),
 368                                         cpf + v3f(BS/6, BS/3, BS/6)
 369                                 );
 370                         }
 371
 372                         if(distance < mindistance)
 373                         {
 374                                 if(box.intersectsWithLine(shootline))
 375                                 {
 376                                         nodefound = true;
 377                                         nodepos = np;
 378                                         neighbourpos = np;
 379                                         mindistance = distance;
 380                                         nodehilightbox = box;
 381                                 }
 382                         }
 383                 }
 384                 else if(n.getContent() == CONTENT_SIGN_WALL)
 385                 {
 386                         v3s16 dir = unpackDir(n.param2);
 387                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 388                         dir_f *= BS/2 - BS/6 - BS/20;
 389                         v3f cpf = npf + dir_f;
 390                         f32 distance = (cpf - camera_position).getLength();
 391
 392                         v3f vertices[4] =
 393                         {
 394                                 v3f(BS*0.42,-BS*0.35,-BS*0.4),
 395                                 v3f(BS*0.49, BS*0.35, BS*0.4),
 396                         };
 397
 398                         for(s32 i=0; i<2; i++)
 399                         {
 400                                 if(dir == v3s16(1,0,0))
 401                                         vertices[i].rotateXZBy(0);
 402                                 if(dir == v3s16(-1,0,0))
 403                                         vertices[i].rotateXZBy(180);
 404                                 if(dir == v3s16(0,0,1))
 405                                         vertices[i].rotateXZBy(90);
 406                                 if(dir == v3s16(0,0,-1))
 407                                         vertices[i].rotateXZBy(-90);
 408                                 if(dir == v3s16(0,-1,0))
 409                                         vertices[i].rotateXYBy(-90);
 410                                 if(dir == v3s16(0,1,0))
 411                                         vertices[i].rotateXYBy(90);
 412
 413                                 vertices[i] += npf;
 414                         }
 415
 416                         core::aabbox3d<f32> box;
 417
 418                         box = core::aabbox3d<f32>(vertices[0]);
 419                         box.addInternalPoint(vertices[1]);
 420
 421                         if(distance < mindistance)
 422                         {
 423                                 if(box.intersectsWithLine(shootline))
 424                                 {
 425                                         nodefound = true;
 426                                         nodepos = np;
 427                                         neighbourpos = np;
 428                                         mindistance = distance;
 429                                         nodehilightbox = box;
 430                                 }
 431                         }
 432                 }
 433
 434                 else if(n.getContent() == CONTENT_LADDER)
 435                 {
 436                         v3s16 dir = unpackDir(n.param2);
 437                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 438                         dir_f *= BS/2 - BS/6 - BS/20;
 439                         v3f cpf = npf + dir_f;
 440                         f32 distance = (cpf - camera_position).getLength();
 441
 442                         v3f vertices[4] =
 443                         {
 444                                 v3f(BS*0.42,-BS/2,-BS/2),
 445                                 v3f(BS*0.49, BS/2, BS/2),
 446                         };
 447
 448                         for(s32 i=0; i<2; i++)
 449                         {
 450                                 if(dir == v3s16(1,0,0))
 451                                         vertices[i].rotateXZBy(0);
 452                                 if(dir == v3s16(-1,0,0))
 453                                         vertices[i].rotateXZBy(180);
 454                                 if(dir == v3s16(0,0,1))
 455                                         vertices[i].rotateXZBy(90);
 456                                 if(dir == v3s16(0,0,-1))
 457                                         vertices[i].rotateXZBy(-90);
 458                                 if(dir == v3s16(0,-1,0))
 459                                         vertices[i].rotateXYBy(-90);
 460                                 if(dir == v3s16(0,1,0))
 461                                         vertices[i].rotateXYBy(90);
 462
 463                                 vertices[i] += npf;
 464                         }
 465
 466                         core::aabbox3d<f32> box;
 467
 468                         box = core::aabbox3d<f32>(vertices[0]);
 469                         box.addInternalPoint(vertices[1]);
 470
 471                         if(distance < mindistance)
 472                         {
 473                                 if(box.intersectsWithLine(shootline))
 474                                 {
 475                                         nodefound = true;
 476                                         nodepos = np;
 477                                         neighbourpos = np;
 478                                         mindistance = distance;
 479                                         nodehilightbox = box;
 480                                 }
 481                         }
 482                 }
 483                 else if(n.getContent() == CONTENT_RAIL)
 484                 {
 485                         v3s16 dir = unpackDir(n.param0);
 486                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 487                         dir_f *= BS/2 - BS/6 - BS/20;
 488                         v3f cpf = npf + dir_f;
 489                         f32 distance = (cpf - camera_position).getLength();
 490
 491                         float d = (float)BS/16;
 492                         v3f vertices[4] =
 493                         {
 494                                 v3f(BS/2, -BS/2+d, -BS/2),
 495                                 v3f(-BS/2, -BS/2, BS/2),
 496                         };
 497
 498                         for(s32 i=0; i<2; i++)
 499                         {
 500                                 vertices[i] += npf;
 501                         }
 502
 503                         core::aabbox3d<f32> box;
 504
 505                         box = core::aabbox3d<f32>(vertices[0]);
 506                         box.addInternalPoint(vertices[1]);
 507
 508                         if(distance < mindistance)
 509                         {
 510                                 if(box.intersectsWithLine(shootline))
 511                                 {
 512                                         nodefound = true;
 513                                         nodepos = np;
 514                                         neighbourpos = np;
 515                                         mindistance = distance;
 516                                         nodehilightbox = box;
 517                                 }
 518                         }
 519                 }
 520                 /*
 521                         Regular blocks
 522                 */
 523                 else
 524                 {
 525                         for(u16 i=0; i<6; i++)
 526                         {
 527                                 v3f dir_f = v3f(dirs[i].X,
 528                                                 dirs[i].Y, dirs[i].Z);
 529                                 v3f centerpoint = npf + dir_f * BS/2;
 530                                 f32 distance =
 531                                                 (centerpoint - camera_position).getLength();
 532
 533                                 if(distance < mindistance)
 534                                 {
 535                                         core::CMatrix4<f32> m;
 536                                         m.buildRotateFromTo(v3f(0,0,1), dir_f);
 537
 538                                         // This is the back face
 539                                         v3f corners[2] = {
 540                                                 v3f(BS/2, BS/2, BS/2),
 541                                                 v3f(-BS/2, -BS/2, BS/2+d)
 542                                         };
 543
 544                                         for(u16 j=0; j<2; j++)
 545                                         {
 546                                                 m.rotateVect(corners[j]);
 547                                                 corners[j] += npf;
 548                                         }
 549
 550                                         core::aabbox3d<f32> facebox(corners[0]);
 551                                         facebox.addInternalPoint(corners[1]);
 552
 553                                         if(facebox.intersectsWithLine(shootline))
 554                                         {
 555                                                 nodefound = true;
 556                                                 nodepos = np;
 557                                                 neighbourpos = np + dirs[i];
 558                                                 mindistance = distance;
 559
 560                                                 //nodehilightbox = facebox;
 561
 562                                                 const float d = 0.502;
 563                                                 core::aabbox3d<f32> nodebox
 564                                                                 (-BS*d, -BS*d, -BS*d, BS*d, BS*d, BS*d);
 565                                                 v3f nodepos_f = intToFloat(nodepos, BS);
 566                                                 nodebox.MinEdge += nodepos_f;
 567                                                 nodebox.MaxEdge += nodepos_f;
 568                                                 nodehilightbox = nodebox;
 569                                         }
 570                                 } // if distance < mindistance
 571                         } // for dirs
 572                 } // regular block
 573         } // for coords
 574 }
 575
 576 void update_skybox(video::IVideoDriver* driver,
 577                 scene::ISceneManager* smgr, scene::ISceneNode* &skybox,
 578                 float brightness)
 579 {
 580         if(skybox)
 581         {
 582                 skybox->remove();
 583         }
 584
 585         /*// Disable skybox if FarMesh is enabled
 586         if(g_settings.getBool("enable_farmesh"))
 587                 return;*/
 588
 589         if(brightness >= 0.5)
 590         {
 591                 skybox = smgr->addSkyBoxSceneNode(
 592                         driver->getTexture(getTexturePath("skybox2.png").c_str()),
 593                         driver->getTexture(getTexturePath("skybox3.png").c_str()),
 594                         driver->getTexture(getTexturePath("skybox1.png").c_str()),
 595                         driver->getTexture(getTexturePath("skybox1.png").c_str()),
 596                         driver->getTexture(getTexturePath("skybox1.png").c_str()),
 597                         driver->getTexture(getTexturePath("skybox1.png").c_str()));
 598         }
 599         else if(brightness >= 0.2)
 600         {
 601                 skybox = smgr->addSkyBoxSceneNode(
 602                         driver->getTexture(getTexturePath("skybox2_dawn.png").c_str()),
 603                         driver->getTexture(getTexturePath("skybox3_dawn.png").c_str()),
 604                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()),
 605                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()),
 606                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()),
 607                         driver->getTexture(getTexturePath("skybox1_dawn.png").c_str()));
 608         }
 609         else
 610         {
 611                 skybox = smgr->addSkyBoxSceneNode(
 612                         driver->getTexture(getTexturePath("skybox2_night.png").c_str()),
 613                         driver->getTexture(getTexturePath("skybox3_night.png").c_str()),
 614                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()),
 615                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()),
 616                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()),
 617                         driver->getTexture(getTexturePath("skybox1_night.png").c_str()));
 618         }
 619 }
 620
 621 /*
 622         Draws a screen with a single text on it.
 623         Text will be removed when the screen is drawn the next time.
 624 */
 625 /*gui::IGUIStaticText **/
 626 void draw_load_screen(const std::wstring &text,
 627                 video::IVideoDriver* driver, gui::IGUIFont* font)
 628 {
 629         v2u32 screensize = driver->getScreenSize();
 630         const wchar_t *loadingtext = text.c_str();
 631         core::vector2d<u32> textsize_u = font->getDimension(loadingtext);
 632         core::vector2d<s32> textsize(textsize_u.X,textsize_u.Y);
 633         core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
 634         core::rect<s32> textrect(center - textsize/2, center + textsize/2);
 635
 636         gui::IGUIStaticText *guitext = guienv->addStaticText(
 637                         loadingtext, textrect, false, false);
 638         guitext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 639
 640         driver->beginScene(true, true, video::SColor(255,0,0,0));
 641         guienv->drawAll();
 642         driver->endScene();
 643
 644         guitext->remove();
 645
 646         //return guitext;
 647 }
 648
 649 void the_game(
 650         bool &kill,
 651         bool random_input,
 652         InputHandler *input,
 653         IrrlichtDevice *device,
 654         gui::IGUIFont* font,
 655         std::string map_dir,
 656         std::string playername,
 657         std::string password,
 658         std::string address,
 659         u16 port,
 660         std::wstring &error_message,
 661     std::string configpath
 662 )
 663 {
 664         video::IVideoDriver* driver = device->getVideoDriver();
 665         scene::ISceneManager* smgr = device->getSceneManager();
 666
 667         // Calculate text height using the font
 668         u32 text_height = font->getDimension(L"Random test string").Height;
 669
 670         v2u32 screensize(0,0);
 671         v2u32 last_screensize(0,0);
 672         screensize = driver->getScreenSize();
 673
 674         const s32 hotbar_itemcount = 8;
 675         //const s32 hotbar_imagesize = 36;
 676         //const s32 hotbar_imagesize = 64;
 677         s32 hotbar_imagesize = 48;
 678
 679         // The color of the sky
 680
 681         //video::SColor skycolor = video::SColor(255,140,186,250);
 682
 683         video::SColor bgcolor_bright = video::SColor(255,170,200,230);
 684
 685         /*
 686                 Draw "Loading" screen
 687         */
 688         /*gui::IGUIStaticText *gui_loadingtext = */
 689         //draw_load_screen(L"Loading and connecting...", driver, font);
 690
 691         draw_load_screen(L"Loading...", driver, font);
 692
 693         /*
 694                 Create server.
 695                 SharedPtr will delete it when it goes out of scope.
 696         */
 697         SharedPtr<Server> server;
 698         if(address == ""){
 699                 draw_load_screen(L"Creating server...", driver, font);
 700                 std::cout<<DTIME<<"Creating server"<<std::endl;
 701                 server = new Server(map_dir, configpath);
 702                 server->start(port);
 703         }
 704
 705         /*
 706                 Create client
 707         */
 708
 709         draw_load_screen(L"Creating client...", driver, font);
 710         std::cout<<DTIME<<"Creating client"<<std::endl;
 711         MapDrawControl draw_control;
 712         Client client(device, playername.c_str(), password, draw_control);
 713
 714         draw_load_screen(L"Resolving address...", driver, font);
 715         Address connect_address(0,0,0,0, port);
 716         try{
 717                 if(address == "")
 718                         //connect_address.Resolve("localhost");
 719                         connect_address.setAddress(127,0,0,1);
 720                 else
 721                         connect_address.Resolve(address.c_str());
 722         }
 723         catch(ResolveError &e)
 724         {
 725                 std::cout<<DTIME<<"Couldn't resolve address"<<std::endl;
 726                 //return 0;
 727                 error_message = L"Couldn't resolve address";
 728                 //gui_loadingtext->remove();
 729                 return;
 730         }
 731
 732         /*
 733                 Attempt to connect to the server
 734         */
 735
 736         dstream<<DTIME<<"Connecting to server at ";
 737         connect_address.print(&dstream);
 738         dstream<<std::endl;
 739         client.connect(connect_address);
 740
 741         bool could_connect = false;
 742
 743         try{
 744                 float time_counter = 0.0;
 745                 for(;;)
 746                 {
 747                         if(client.connectedAndInitialized())
 748                         {
 749                                 could_connect = true;
 750                                 break;
 751                         }
 752                         if(client.accessDenied())
 753                         {
 754                                 break;
 755                         }
 756                         // Wait for 10 seconds
 757                         if(time_counter >= 10.0)
 758                         {
 759                                 break;
 760                         }
 761
 762                         std::wostringstream ss;
 763                         ss<<L"Connecting to server... (timeout in ";
 764                         ss<<(int)(10.0 - time_counter + 1.0);
 765                         ss<<L" seconds)";
 766                         draw_load_screen(ss.str(), driver, font);
 767
 768                         /*// Update screen
 769                         driver->beginScene(true, true, video::SColor(255,0,0,0));
 770                         guienv->drawAll();
 771                         driver->endScene();*/
 772
 773                         // Update client and server
 774
 775                         client.step(0.1);
 776
 777                         if(server != NULL)
 778                                 server->step(0.1);
 779
 780                         // Delay a bit
 781                         sleep_ms(100);
 782                         time_counter += 0.1;
 783                 }
 784         }
 785         catch(con::PeerNotFoundException &e)
 786         {}
 787
 788         if(could_connect == false)
 789         {
 790                 if(client.accessDenied())
 791                 {
 792                         error_message = L"Access denied. Reason: "
 793                                         +client.accessDeniedReason();
 794                         std::cout<<DTIME<<wide_to_narrow(error_message)<<std::endl;
 795                 }
 796                 else
 797                 {
 798                         error_message = L"Connection timed out.";
 799                         std::cout<<DTIME<<"Timed out."<<std::endl;
 800                 }
 801                 //gui_loadingtext->remove();
 802                 return;
 803         }
 804
 805         /*
 806                 Create skybox
 807         */
 808         float old_brightness = 1.0;
 809         scene::ISceneNode* skybox = NULL;
 810         update_skybox(driver, smgr, skybox, 1.0);
 811
 812         /*
 813                 Create the camera node
 814         */
 815         Camera camera(smgr, draw_control);
 816         if (camera.getPlayerNode() == NULL)
 817         {
 818                 error_message = L"Failed to create the player node";
 819                 return;
 820         }
 821         if (camera.getCameraNode() == NULL)
 822         {
 823                 error_message = L"Failed to create the camera node";
 824                 return;
 825         }
 826
 827         f32 camera_yaw = 0; // "right/left"
 828         f32 camera_pitch = 0; // "up/down"
 829
 830         /*
 831                 Clouds
 832         */
 833
 834         float cloud_height = BS*100;
 835         Clouds *clouds = NULL;
 836         if(g_settings.getBool("enable_clouds"))
 837         {
 838                 clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1,
 839                                 cloud_height, time(0));
 840         }
 841
 842         /*
 843                 FarMesh
 844         */
 845
 846         FarMesh *farmesh = NULL;
 847         if(g_settings.getBool("enable_farmesh"))
 848         {
 849                 farmesh = new FarMesh(smgr->getRootSceneNode(), smgr, -1, client.getMapSeed(), &client);
 850         }
 851
 852         /*
 853                 Move into game
 854         */
 855
 856         //gui_loadingtext->remove();
 857
 858         /*
 859                 Add some gui stuff
 860         */
 861
 862         // First line of debug text
 863         gui::IGUIStaticText *guitext = guienv->addStaticText(
 864                         L"Minetest-c55",
 865                         core::rect<s32>(5, 5, 795, 5+text_height),
 866                         false, false);
 867         // Second line of debug text
 868         gui::IGUIStaticText *guitext2 = guienv->addStaticText(
 869                         L"",
 870                         core::rect<s32>(5, 5+(text_height+5)*1, 795, (5+text_height)*2),
 871                         false, false);
 872
 873         // At the middle of the screen
 874         // Object infos are shown in this
 875         gui::IGUIStaticText *guitext_info = guienv->addStaticText(
 876                         L"",
 877                         core::rect<s32>(0,0,400,text_height+5) + v2s32(100,200),
 878                         false, false);
 879
 880         // Chat text
 881         gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
 882                         L"",
 883                         core::rect<s32>(0,0,0,0),
 884                         //false, false); // Disable word wrap as of now
 885                         false, true);
 886         //guitext_chat->setBackgroundColor(video::SColor(96,0,0,0));
 887         core::list<ChatLine> chat_lines;
 888
 889         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 890                         (guienv, NULL, v2s32(10, 70), 5, &local_inventory);*/
 891         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 892                         (guienv, NULL, v2s32(0, 0), quickinv_itemcount, &local_inventory);*/
 893
 894         // Test the text input system
 895         /*(new GUITextInputMenu(guienv, guiroot, -1, &g_menumgr,
 896                         NULL))->drop();*/
 897         /*GUIMessageMenu *menu =
 898                         new GUIMessageMenu(guienv, guiroot, -1,
 899                                 &g_menumgr,
 900                                 L"Asd");
 901         menu->drop();*/
 902
 903         // Launch pause menu
 904         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
 905                         &g_menumgr))->drop();
 906
 907         // Enable texts
 908         /*guitext2->setVisible(true);
 909         guitext_info->setVisible(true);
 910         guitext_chat->setVisible(true);*/
 911
 912         //s32 guitext_chat_pad_bottom = 70;
 913
 914         /*
 915                 Some statistics are collected in these
 916         */
 917         u32 drawtime = 0;
 918         u32 beginscenetime = 0;
 919         u32 scenetime = 0;
 920         u32 endscenetime = 0;
 921
 922         // A test
 923         //throw con::PeerNotFoundException("lol");
 924
 925         core::list<float> frametime_log;
 926
 927         float damage_flash_timer = 0;
 928         s16 farmesh_range = 20*MAP_BLOCKSIZE;
 929
 930         bool invert_mouse = g_settings.getBool("invert_mouse");
 931
 932         /*
 933                 Main loop
 934         */
 935
 936         bool first_loop_after_window_activation = true;
 937
 938         // TODO: Convert the static interval timers to these
 939         // Interval limiter for profiler
 940         IntervalLimiter m_profiler_interval;
 941
 942         // Time is in milliseconds
 943         // NOTE: getRealTime() causes strange problems in wine (imprecision?)
 944         // NOTE: So we have to use getTime() and call run()s between them
 945         u32 lasttime = device->getTimer()->getTime();
 946
 947         while(device->run() && kill == false)
 948         {
 949                 //std::cerr<<"frame"<<std::endl;
 950
 951                 if(client.accessDenied())
 952                 {
 953                         error_message = L"Access denied. Reason: "
 954                                         +client.accessDeniedReason();
 955                         std::cout<<DTIME<<wide_to_narrow(error_message)<<std::endl;
 956                         break;
 957                 }
 958
 959                 if(g_gamecallback->disconnect_requested)
 960                 {
 961                         g_gamecallback->disconnect_requested = false;
 962                         break;
 963                 }
 964
 965                 if(g_gamecallback->changepassword_requested)
 966                 {
 967                         (new GUIPasswordChange(guienv, guiroot, -1,
 968                                 &g_menumgr, &client))->drop();
 969                         g_gamecallback->changepassword_requested = false;
 970                 }
 971
 972                 /*
 973                         Process TextureSource's queue
 974                 */
 975                 ((TextureSource*)g_texturesource)->processQueue();
 976
 977                 /*
 978                         Random calculations
 979                 */
 980                 last_screensize = screensize;
 981                 screensize = driver->getScreenSize();
 982                 v2s32 displaycenter(screensize.X/2,screensize.Y/2);
 983                 //bool screensize_changed = screensize != last_screensize;
 984
 985                 // Resize hotbar
 986                 if(screensize.Y <= 800)
 987                         hotbar_imagesize = 32;
 988                 else if(screensize.Y <= 1280)
 989                         hotbar_imagesize = 48;
 990                 else
 991                         hotbar_imagesize = 64;
 992
 993                 // Hilight boxes collected during the loop and displayed
 994                 core::list< core::aabbox3d<f32> > hilightboxes;
 995
 996                 // Info text
 997                 std::wstring infotext;
 998
 999                 // When screen size changes, update positions and sizes of stuff
1000                 /*if(screensize_changed)
1001                 {
1002                         v2s32 pos(displaycenter.X-((quickinv_itemcount-1)*quickinv_spacing+quickinv_size)/2, screensize.Y-quickinv_spacing);
1003                         quick_inventory->updatePosition(pos);
1004                 }*/
1005
1006                 //TimeTaker //timer1("//timer1");
1007
1008                 // Time of frame without fps limit
1009                 float busytime;
1010                 u32 busytime_u32;
1011                 {
1012                         // not using getRealTime is necessary for wine
1013                         u32 time = device->getTimer()->getTime();
1014                         if(time > lasttime)
1015                                 busytime_u32 = time - lasttime;
1016                         else
1017                                 busytime_u32 = 0;
1018                         busytime = busytime_u32 / 1000.0;
1019                 }
1020
1021                 //std::cout<<"busytime_u32="<<busytime_u32<<std::endl;
1022
1023                 // Necessary for device->getTimer()->getTime()
1024                 device->run();
1025
1026                 /*
1027                         FPS limiter
1028                 */
1029
1030                 {
1031                         float fps_max = g_settings.getFloat("fps_max");
1032                         u32 frametime_min = 1000./fps_max;
1033
1034                         if(busytime_u32 < frametime_min)
1035                         {
1036                                 u32 sleeptime = frametime_min - busytime_u32;
1037                                 device->sleep(sleeptime);
1038                         }
1039                 }
1040
1041                 // Necessary for device->getTimer()->getTime()
1042                 device->run();
1043
1044                 /*
1045                         Time difference calculation
1046                 */
1047                 f32 dtime; // in seconds
1048
1049                 u32 time = device->getTimer()->getTime();
1050                 if(time > lasttime)
1051                         dtime = (time - lasttime) / 1000.0;
1052                 else
1053                         dtime = 0;
1054                 lasttime = time;
1055
1056                 /*
1057                         Log frametime for visualization
1058                 */
1059                 frametime_log.push_back(dtime);
1060                 if(frametime_log.size() > 100)
1061                 {
1062                         core::list<float>::Iterator i = frametime_log.begin();
1063                         frametime_log.erase(i);
1064                 }
1065
1066                 /*
1067                         Visualize frametime in terminal
1068                 */
1069                 /*for(u32 i=0; i<dtime*400; i++)
1070                         std::cout<<"X";
1071                 std::cout<<std::endl;*/
1072
1073                 /*
1074                         Time average and jitter calculation
1075                 */
1076
1077                 static f32 dtime_avg1 = 0.0;
1078                 dtime_avg1 = dtime_avg1 * 0.96 + dtime * 0.04;
1079                 f32 dtime_jitter1 = dtime - dtime_avg1;
1080
1081                 static f32 dtime_jitter1_max_sample = 0.0;
1082                 static f32 dtime_jitter1_max_fraction = 0.0;
1083                 {
1084                         static f32 jitter1_max = 0.0;
1085                         static f32 counter = 0.0;
1086                         if(dtime_jitter1 > jitter1_max)
1087                                 jitter1_max = dtime_jitter1;
1088                         counter += dtime;
1089                         if(counter > 0.0)
1090                         {
1091                                 counter -= 3.0;
1092                                 dtime_jitter1_max_sample = jitter1_max;
1093                                 dtime_jitter1_max_fraction
1094                                                 = dtime_jitter1_max_sample / (dtime_avg1+0.001);
1095                                 jitter1_max = 0.0;
1096                         }
1097                 }
1098
1099                 /*
1100                         Busytime average and jitter calculation
1101                 */
1102
1103                 static f32 busytime_avg1 = 0.0;
1104                 busytime_avg1 = busytime_avg1 * 0.98 + busytime * 0.02;
1105                 f32 busytime_jitter1 = busytime - busytime_avg1;
1106
1107                 static f32 busytime_jitter1_max_sample = 0.0;
1108                 static f32 busytime_jitter1_min_sample = 0.0;
1109                 {
1110                         static f32 jitter1_max = 0.0;
1111                         static f32 jitter1_min = 0.0;
1112                         static f32 counter = 0.0;
1113                         if(busytime_jitter1 > jitter1_max)
1114                                 jitter1_max = busytime_jitter1;
1115                         if(busytime_jitter1 < jitter1_min)
1116                                 jitter1_min = busytime_jitter1;
1117                         counter += dtime;
1118                         if(counter > 0.0){
1119                                 counter -= 3.0;
1120                                 busytime_jitter1_max_sample = jitter1_max;
1121                                 busytime_jitter1_min_sample = jitter1_min;
1122                                 jitter1_max = 0.0;
1123                                 jitter1_min = 0.0;
1124                         }
1125                 }
1126
1127                 /*
1128                         Debug info for client
1129                 */
1130                 {
1131                         static float counter = 0.0;
1132                         counter -= dtime;
1133                         if(counter < 0)
1134                         {
1135                                 counter = 30.0;
1136                                 client.printDebugInfo(std::cout);
1137                         }
1138                 }
1139
1140                 /*
1141                         Profiler
1142                 */
1143                 float profiler_print_interval =
1144                                 g_settings.getFloat("profiler_print_interval");
1145                 if(profiler_print_interval != 0)
1146                 {
1147                         if(m_profiler_interval.step(0.030, profiler_print_interval))
1148                         {
1149                                 dstream<<"Profiler:"<<std::endl;
1150                                 g_profiler.print(dstream);
1151                                 g_profiler.clear();
1152                         }
1153                 }
1154
1155                 /*
1156                         Direct handling of user input
1157                 */
1158
1159                 // Reset input if window not active or some menu is active
1160                 if(device->isWindowActive() == false || noMenuActive() == false)
1161                 {
1162                         input->clear();
1163                 }
1164
1165                 // Input handler step() (used by the random input generator)
1166                 input->step(dtime);
1167
1168                 /*
1169                         Launch menus according to keys
1170                 */
1171                 if(input->wasKeyDown(getKeySetting("keymap_inventory")))
1172                 {
1173                         dstream<<DTIME<<"the_game: "
1174                                         <<"Launching inventory"<<std::endl;
1175
1176                         GUIInventoryMenu *menu =
1177                                 new GUIInventoryMenu(guienv, guiroot, -1,
1178                                         &g_menumgr, v2s16(8,7),
1179                                         client.getInventoryContext(),
1180                                         &client);
1181
1182                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1183                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1184                                         "list", "current_player", "main",
1185                                         v2s32(0, 3), v2s32(8, 4)));
1186                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1187                                         "list", "current_player", "craft",
1188                                         v2s32(3, 0), v2s32(3, 3)));
1189                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1190                                         "list", "current_player", "craftresult",
1191                                         v2s32(7, 1), v2s32(1, 1)));
1192
1193                         menu->setDrawSpec(draw_spec);
1194
1195                         menu->drop();
1196                 }
1197                 else if(input->wasKeyDown(EscapeKey))
1198                 {
1199                         dstream<<DTIME<<"the_game: "
1200                                         <<"Launching pause menu"<<std::endl;
1201                         // It will delete itself by itself
1202                         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1203                                         &g_menumgr))->drop();
1204
1205                         // Move mouse cursor on top of the disconnect button
1206                         input->setMousePos(displaycenter.X, displaycenter.Y+25);
1207                 }
1208                 else if(input->wasKeyDown(getKeySetting("keymap_chat")))
1209                 {
1210                         TextDest *dest = new TextDestChat(&client);
1211
1212                         (new GUITextInputMenu(guienv, guiroot, -1,
1213                                         &g_menumgr, dest,
1214                                         L""))->drop();
1215                 }
1216                 else if(input->wasKeyDown(getKeySetting("keymap_cmd")))
1217                 {
1218                         TextDest *dest = new TextDestChat(&client);
1219
1220                         (new GUITextInputMenu(guienv, guiroot, -1,
1221                                         &g_menumgr, dest,
1222                                         L"/"))->drop();
1223                 }
1224                 else if(input->wasKeyDown(getKeySetting("keymap_freemove")))
1225                 {
1226                         if(g_settings.getBool("free_move"))
1227                         {
1228                                 g_settings.set("free_move","false");
1229                                 chat_lines.push_back(ChatLine(L"free_move disabled"));
1230                         }
1231                         else
1232                         {
1233                                 g_settings.set("free_move","true");
1234                                 chat_lines.push_back(ChatLine(L"free_move enabled"));
1235                         }
1236                 }
1237                 else if(input->wasKeyDown(getKeySetting("keymap_fastmove")))
1238                 {
1239                         if(g_settings.getBool("fast_move"))
1240                         {
1241                                 g_settings.set("fast_move","false");
1242                                 chat_lines.push_back(ChatLine(L"fast_move disabled"));
1243                         }
1244                         else
1245                         {
1246                                 g_settings.set("fast_move","true");
1247                                 chat_lines.push_back(ChatLine(L"fast_move enabled"));
1248                         }
1249                 }
1250                 else if(input->wasKeyDown(getKeySetting("keymap_frametime_graph")))
1251                 {
1252                         if(g_settings.getBool("frametime_graph"))
1253                         {
1254                                 g_settings.set("frametime_graph","false");
1255                                 chat_lines.push_back(ChatLine(L"frametime_graph disabled"));
1256                         }
1257                         else
1258                         {
1259                                 g_settings.set("frametime_graph","true");
1260                                 chat_lines.push_back(ChatLine(L"frametime_graph enabled"));
1261                         }
1262                 }
1263                 else if(input->wasKeyDown(getKeySetting("keymap_screenshot")))
1264                 {
1265                         irr::video::IImage* const image = driver->createScreenShot();
1266                         if (image) {
1267                                 irr::c8 filename[256];
1268                                 snprintf(filename, 256, "%s/screenshot_%u.png",
1269                                                  g_settings.get("screenshot_path").c_str(),
1270                                                  device->getTimer()->getRealTime());
1271                                 if (driver->writeImageToFile(image, filename)) {
1272                                         std::wstringstream sstr;
1273                                         sstr<<"Saved screenshot to '"<<filename<<"'";
1274                                         dstream<<"Saved screenshot to '"<<filename<<"'"<<std::endl;
1275                                         chat_lines.push_back(ChatLine(sstr.str()));
1276                                 } else{
1277                                         dstream<<"Failed to save screenshot '"<<filename<<"'"<<std::endl;
1278                                 }
1279                                 image->drop();
1280                         }
1281                 }
1282
1283                 // Item selection with mouse wheel
1284                 {
1285                         s32 wheel = input->getMouseWheel();
1286                         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE-1,
1287                                         hotbar_itemcount-1);
1288
1289                         if(wheel < 0)
1290                         {
1291                                 if(g_selected_item < max_item)
1292                                         g_selected_item++;
1293                                 else
1294                                         g_selected_item = 0;
1295                         }
1296                         else if(wheel > 0)
1297                         {
1298                                 if(g_selected_item > 0)
1299                                         g_selected_item--;
1300                                 else
1301                                         g_selected_item = max_item;
1302                         }
1303                 }
1304
1305                 // Item selection
1306                 for(u16 i=0; i<10; i++)
1307                 {
1308                         const KeyPress *kp = NumberKey + (i + 1) % 10;
1309                         if(input->wasKeyDown(*kp))
1310                         {
1311                                 if(i < PLAYER_INVENTORY_SIZE && i < hotbar_itemcount)
1312                                 {
1313                                         g_selected_item = i;
1314
1315                                         dstream<<DTIME<<"Selected item: "
1316                                                         <<g_selected_item<<std::endl;
1317                                 }
1318                         }
1319                 }
1320
1321                 // Viewing range selection
1322                 if(input->wasKeyDown(getKeySetting("keymap_rangeselect")))
1323                 {
1324                         if(draw_control.range_all)
1325                         {
1326                                 draw_control.range_all = false;
1327                                 dstream<<DTIME<<"Disabled full viewing range"<<std::endl;
1328                         }
1329                         else
1330                         {
1331                                 draw_control.range_all = true;
1332                                 dstream<<DTIME<<"Enabled full viewing range"<<std::endl;
1333                         }
1334                 }
1335
1336                 // Print debug stacks
1337                 if(input->wasKeyDown(getKeySetting("keymap_print_debug_stacks")))
1338                 {
1339                         dstream<<"-----------------------------------------"
1340                                         <<std::endl;
1341                         dstream<<DTIME<<"Printing debug stacks:"<<std::endl;
1342                         dstream<<"-----------------------------------------"
1343                                         <<std::endl;
1344                         debug_stacks_print();
1345                 }
1346
1347                 /*
1348                         Player speed control
1349                         TODO: Cache the keycodes from getKeySetting
1350                 */
1351
1352                 {
1353                         /*bool a_up,
1354                         bool a_down,
1355                         bool a_left,
1356                         bool a_right,
1357                         bool a_jump,
1358                         bool a_superspeed,
1359                         bool a_sneak,
1360                         float a_pitch,
1361                         float a_yaw*/
1362                         PlayerControl control(
1363                                 input->isKeyDown(getKeySetting("keymap_forward")),
1364                                 input->isKeyDown(getKeySetting("keymap_backward")),
1365                                 input->isKeyDown(getKeySetting("keymap_left")),
1366                                 input->isKeyDown(getKeySetting("keymap_right")),
1367                                 input->isKeyDown(getKeySetting("keymap_jump")),
1368                                 input->isKeyDown(getKeySetting("keymap_special1")),
1369                                 input->isKeyDown(getKeySetting("keymap_sneak")),
1370                                 camera_pitch,
1371                                 camera_yaw
1372                         );
1373                         client.setPlayerControl(control);
1374                 }
1375
1376                 /*
1377                         Run server
1378                 */
1379
1380                 if(server != NULL)
1381                 {
1382                         //TimeTaker timer("server->step(dtime)");
1383                         server->step(dtime);
1384                 }
1385
1386                 /*
1387                         Process environment
1388                 */
1389
1390                 {
1391                         //TimeTaker timer("client.step(dtime)");
1392                         client.step(dtime);
1393                         //client.step(dtime_avg1);
1394                 }
1395
1396                 // Read client events
1397                 for(;;)
1398                 {
1399                         ClientEvent event = client.getClientEvent();
1400                         if(event.type == CE_NONE)
1401                         {
1402                                 break;
1403                         }
1404                         else if(event.type == CE_PLAYER_DAMAGE)
1405                         {
1406                                 //u16 damage = event.player_damage.amount;
1407                                 //dstream<<"Player damage: "<<damage<<std::endl;
1408                                 damage_flash_timer = 0.05;
1409                         }
1410                         else if(event.type == CE_PLAYER_FORCE_MOVE)
1411                         {
1412                                 camera_yaw = event.player_force_move.yaw;
1413                                 camera_pitch = event.player_force_move.pitch;
1414                         }
1415                 }
1416
1417                 //TimeTaker //timer2("//timer2");
1418
1419                 /*
1420                         Mouse and camera control
1421                 */
1422
1423                 if((device->isWindowActive() && noMenuActive()) || random_input)
1424                 {
1425                         if(!random_input)
1426                         {
1427                                 // Mac OSX gets upset if this is set every frame
1428                                 if(device->getCursorControl()->isVisible())
1429                                         device->getCursorControl()->setVisible(false);
1430                         }
1431
1432                         if(first_loop_after_window_activation){
1433                                 //std::cout<<"window active, first loop"<<std::endl;
1434                                 first_loop_after_window_activation = false;
1435                         }
1436                         else{
1437                                 s32 dx = input->getMousePos().X - displaycenter.X;
1438                                 s32 dy = input->getMousePos().Y - displaycenter.Y;
1439                                 if(invert_mouse)
1440                                         dy = -dy;
1441                                 //std::cout<<"window active, pos difference "<<dx<<","<<dy<<std::endl;
1442
1443                                 /*const float keyspeed = 500;
1444                                 if(input->isKeyDown(irr::KEY_UP))
1445                                         dy -= dtime * keyspeed;
1446                                 if(input->isKeyDown(irr::KEY_DOWN))
1447                                         dy += dtime * keyspeed;
1448                                 if(input->isKeyDown(irr::KEY_LEFT))
1449                                         dx -= dtime * keyspeed;
1450                                 if(input->isKeyDown(irr::KEY_RIGHT))
1451                                         dx += dtime * keyspeed;*/
1452
1453                                 camera_yaw -= dx*0.2;
1454                                 camera_pitch += dy*0.2;
1455                                 if(camera_pitch < -89.5) camera_pitch = -89.5;
1456                                 if(camera_pitch > 89.5) camera_pitch = 89.5;
1457                         }
1458                         input->setMousePos(displaycenter.X, displaycenter.Y);
1459                 }
1460                 else{
1461                         // Mac OSX gets upset if this is set every frame
1462                         if(device->getCursorControl()->isVisible() == false)
1463                                 device->getCursorControl()->setVisible(true);
1464
1465                         //std::cout<<"window inactive"<<std::endl;
1466                         first_loop_after_window_activation = true;
1467                 }
1468
1469                 LocalPlayer* player = client.getLocalPlayer();
1470                 camera.update(player, busytime, screensize);
1471                 camera.step(dtime);
1472
1473                 v3f player_position = player->getPosition();
1474                 v3f camera_position = camera.getPosition();
1475                 v3f camera_direction = camera.getDirection();
1476                 f32 camera_fov = camera.getFovMax();
1477
1478                 if(FIELD_OF_VIEW_TEST)
1479                 {
1480                         client.updateCamera(v3f(0,0,0), v3f(0,0,1), M_PI);
1481                 }
1482                 else
1483                 {
1484                         client.updateCamera(camera_position,
1485                                 camera_direction, camera_fov);
1486                 }
1487
1488                 //timer2.stop();
1489                 //TimeTaker //timer3("//timer3");
1490
1491                 /*
1492                         Calculate what block is the crosshair pointing to
1493                 */
1494
1495                 //u32 t1 = device->getTimer()->getRealTime();
1496
1497                 //f32 d = 4; // max. distance
1498                 f32 d = 4; // max. distance
1499                 core::line3d<f32> shootline(camera_position,
1500                                 camera_position + camera_direction * BS * (d+1));
1501
1502                 MapBlockObject *selected_object = client.getSelectedObject
1503                                 (d*BS, camera_position, shootline);
1504
1505                 ClientActiveObject *selected_active_object
1506                                 = client.getSelectedActiveObject
1507                                         (d*BS, camera_position, shootline);
1508
1509                 if(selected_object != NULL)
1510                 {
1511                         //dstream<<"Client returned selected_object != NULL"<<std::endl;
1512
1513                         core::aabbox3d<f32> box_on_map
1514                                         = selected_object->getSelectionBoxOnMap();
1515
1516                         hilightboxes.push_back(box_on_map);
1517
1518                         infotext = narrow_to_wide(selected_object->infoText());
1519
1520                         if(input->getLeftClicked())
1521                         {
1522                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1523                                 client.clickObject(0, selected_object->getBlock()->getPos(),
1524                                                 selected_object->getId(), g_selected_item);
1525                         }
1526                         else if(input->getRightClicked())
1527                         {
1528                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1529                                 /*
1530                                         Check if we want to modify the object ourselves
1531                                 */
1532                                 if(selected_object->getTypeId() == MAPBLOCKOBJECT_TYPE_SIGN)
1533                                 {
1534                                         dstream<<"Sign object right-clicked"<<std::endl;
1535
1536                                         if(random_input == false)
1537                                         {
1538                                                 // Get a new text for it
1539
1540                                                 TextDest *dest = new TextDestSign(
1541                                                                 selected_object->getBlock()->getPos(),
1542                                                                 selected_object->getId(),
1543                                                                 &client);
1544
1545                                                 SignObject *sign_object = (SignObject*)selected_object;
1546
1547                                                 std::wstring wtext =
1548                                                                 narrow_to_wide(sign_object->getText());
1549
1550                                                 (new GUITextInputMenu(guienv, guiroot, -1,
1551                                                                 &g_menumgr, dest,
1552                                                                 wtext))->drop();
1553                                         }
1554                                 }
1555                                 /*
1556                                         Otherwise pass the event to the server as-is
1557                                 */
1558                                 else
1559                                 {
1560                                         client.clickObject(1, selected_object->getBlock()->getPos(),
1561                                                         selected_object->getId(), g_selected_item);
1562                                 }
1563                         }
1564                 }
1565                 else if(selected_active_object != NULL)
1566                 {
1567                         //dstream<<"Client returned selected_active_object != NULL"<<std::endl;
1568
1569                         core::aabbox3d<f32> *selection_box
1570                                         = selected_active_object->getSelectionBox();
1571                         // Box should exist because object was returned in the
1572                         // first place
1573                         assert(selection_box);
1574
1575                         v3f pos = selected_active_object->getPosition();
1576
1577                         core::aabbox3d<f32> box_on_map(
1578                                         selection_box->MinEdge + pos,
1579                                         selection_box->MaxEdge + pos
1580                         );
1581
1582                         hilightboxes.push_back(box_on_map);
1583
1584                         //infotext = narrow_to_wide("A ClientActiveObject");
1585                         infotext = narrow_to_wide(selected_active_object->infoText());
1586
1587                         if(input->getLeftClicked())
1588                         {
1589                                 std::cout<<DTIME<<"Left-clicked object"<<std::endl;
1590                                 client.clickActiveObject(0,
1591                                                 selected_active_object->getId(), g_selected_item);
1592                         }
1593                         else if(input->getRightClicked())
1594                         {
1595                                 std::cout<<DTIME<<"Right-clicked object"<<std::endl;
1596                                 client.clickActiveObject(1,
1597                                                 selected_active_object->getId(), g_selected_item);
1598                         }
1599                 }
1600                 else // selected_object == NULL
1601                 {
1602
1603                 /*
1604                         Find out which node we are pointing at
1605                 */
1606
1607                 bool nodefound = false;
1608                 v3s16 nodepos;
1609                 v3s16 neighbourpos;
1610                 core::aabbox3d<f32> nodehilightbox;
1611
1612                 getPointedNode(&client, player_position,
1613                                 camera_direction, camera_position,
1614                                 nodefound, shootline,
1615                                 nodepos, neighbourpos,
1616                                 nodehilightbox, d);
1617
1618                 static float nodig_delay_counter = 0.0;
1619
1620                 if(nodefound)
1621                 {
1622                         static v3s16 nodepos_old(-32768,-32768,-32768);
1623
1624                         static float dig_time = 0.0;
1625                         static u16 dig_index = 0;
1626
1627                         /*
1628                                 Visualize selection
1629                         */
1630
1631                         hilightboxes.push_back(nodehilightbox);
1632
1633                         /*
1634                                 Check information text of node
1635                         */
1636
1637                         NodeMetadata *meta = client.getNodeMetadata(nodepos);
1638                         if(meta)
1639                         {
1640                                 infotext = narrow_to_wide(meta->infoText());
1641                         }
1642
1643                         //MapNode node = client.getNode(nodepos);
1644
1645                         /*
1646                                 Handle digging
1647                         */
1648
1649                         if(input->getLeftReleased())
1650                         {
1651                                 client.clearTempMod(nodepos);
1652                                 dig_time = 0.0;
1653                         }
1654
1655                         if(nodig_delay_counter > 0.0)
1656                         {
1657                                 nodig_delay_counter -= dtime;
1658                         }
1659                         else
1660                         {
1661                                 if(nodepos != nodepos_old)
1662                                 {
1663                                         std::cout<<DTIME<<"Pointing at ("<<nodepos.X<<","
1664                                                         <<nodepos.Y<<","<<nodepos.Z<<")"<<std::endl;
1665
1666                                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1667                                         {
1668                                                 client.clearTempMod(nodepos_old);
1669                                                 dig_time = 0.0;
1670                                         }
1671                                 }
1672
1673                                 if(input->getLeftClicked() ||
1674                                                 (input->getLeftState() && nodepos != nodepos_old))
1675                                 {
1676                                         dstream<<DTIME<<"Started digging"<<std::endl;
1677                                         client.groundAction(0, nodepos, neighbourpos, g_selected_item);
1678                                 }
1679                                 if(input->getLeftClicked())
1680                                 {
1681                                         client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, 0));
1682                                 }
1683                                 if(input->getLeftState())
1684                                 {
1685                                         MapNode n = client.getNode(nodepos);
1686
1687                                         // Get tool name. Default is "" = bare hands
1688                                         std::string toolname = "";
1689                                         InventoryList *mlist = local_inventory.getList("main");
1690                                         if(mlist != NULL)
1691                                         {
1692                                                 InventoryItem *item = mlist->getItem(g_selected_item);
1693                                                 if(item && (std::string)item->getName() == "ToolItem")
1694                                                 {
1695                                                         ToolItem *titem = (ToolItem*)item;
1696                                                         toolname = titem->getToolName();
1697                                                 }
1698                                         }
1699
1700                                         // Get digging properties for material and tool
1701                                         content_t material = n.getContent();
1702                                         DiggingProperties prop =
1703                                                         getDiggingProperties(material, toolname);
1704
1705                                         float dig_time_complete = 0.0;
1706
1707                                         if(prop.diggable == false)
1708                                         {
1709                                                 /*dstream<<"Material "<<(int)material
1710                                                                 <<" not diggable with \""
1711                                                                 <<toolname<<"\""<<std::endl;*/
1712                                                 // I guess nobody will wait for this long
1713                                                 dig_time_complete = 10000000.0;
1714                                         }
1715                                         else
1716                                         {
1717                                                 dig_time_complete = prop.time;
1718                                         }
1719
1720                                         if(dig_time_complete >= 0.001)
1721                                         {
1722                                                 dig_index = (u16)((float)CRACK_ANIMATION_LENGTH
1723                                                                 * dig_time/dig_time_complete);
1724                                         }
1725                                         // This is for torches
1726                                         else
1727                                         {
1728                                                 dig_index = CRACK_ANIMATION_LENGTH;
1729                                         }
1730
1731                                         if(dig_index < CRACK_ANIMATION_LENGTH)
1732                                         {
1733                                                 //TimeTaker timer("client.setTempMod");
1734                                                 //dstream<<"dig_index="<<dig_index<<std::endl;
1735                                                 client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, dig_index));
1736                                         }
1737                                         else
1738                                         {
1739                                                 dstream<<DTIME<<"Digging completed"<<std::endl;
1740                                                 client.groundAction(3, nodepos, neighbourpos, g_selected_item);
1741                                                 client.clearTempMod(nodepos);
1742                                                 client.removeNode(nodepos);
1743
1744                                                 dig_time = 0;
1745
1746                                                 nodig_delay_counter = dig_time_complete
1747                                                                 / (float)CRACK_ANIMATION_LENGTH;
1748
1749                                                 // We don't want a corresponding delay to
1750                                                 // very time consuming nodes
1751                                                 if(nodig_delay_counter > 0.5)
1752                                                 {
1753                                                         nodig_delay_counter = 0.5;
1754                                                 }
1755                                                 // We want a slight delay to very little
1756                                                 // time consuming nodes
1757                                                 float mindelay = 0.15;
1758                                                 if(nodig_delay_counter < mindelay)
1759                                                 {
1760                                                         nodig_delay_counter = mindelay;
1761                                                 }
1762                                         }
1763
1764                                         dig_time += dtime;
1765                                 }
1766                         }
1767
1768                         if(input->getRightClicked())
1769                         {
1770                                 std::cout<<DTIME<<"Ground right-clicked"<<std::endl;
1771
1772                                 // If metadata provides an inventory view, activate it
1773                                 if(meta && meta->getInventoryDrawSpecString() != "" && !random_input)
1774                                 {
1775                                         dstream<<DTIME<<"Launching custom inventory view"<<std::endl;
1776                                         /*
1777                                                 Construct the unique identification string of the node
1778                                         */
1779                                         std::string current_name;
1780                                         current_name += "nodemeta:";
1781                                         current_name += itos(nodepos.X);
1782                                         current_name += ",";
1783                                         current_name += itos(nodepos.Y);
1784                                         current_name += ",";
1785                                         current_name += itos(nodepos.Z);
1786
1787                                         /*
1788                                                 Create menu
1789                                         */
1790
1791                                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1792                                         v2s16 invsize =
1793                                                 GUIInventoryMenu::makeDrawSpecArrayFromString(
1794                                                         draw_spec,
1795                                                         meta->getInventoryDrawSpecString(),
1796                                                         current_name);
1797
1798                                         GUIInventoryMenu *menu =
1799                                                 new GUIInventoryMenu(guienv, guiroot, -1,
1800                                                         &g_menumgr, invsize,
1801                                                         client.getInventoryContext(),
1802                                                         &client);
1803                                         menu->setDrawSpec(draw_spec);
1804                                         menu->drop();
1805                                 }
1806                                 else if(meta && meta->typeId() == CONTENT_SIGN_WALL && !random_input)
1807                                 {
1808                                         dstream<<"Sign node right-clicked"<<std::endl;
1809
1810                                         SignNodeMetadata *signmeta = (SignNodeMetadata*)meta;
1811
1812                                         // Get a new text for it
1813
1814                                         TextDest *dest = new TextDestSignNode(nodepos, &client);
1815
1816                                         std::wstring wtext =
1817                                                         narrow_to_wide(signmeta->getText());
1818
1819                                         (new GUITextInputMenu(guienv, guiroot, -1,
1820                                                         &g_menumgr, dest,
1821                                                         wtext))->drop();
1822                                 }
1823                                 else
1824                                 {
1825                                         client.groundAction(1, nodepos, neighbourpos, g_selected_item);
1826                                 }
1827                         }
1828
1829                         nodepos_old = nodepos;
1830                 }
1831                 else{
1832                 }
1833
1834                 } // selected_object == NULL
1835
1836                 input->resetLeftClicked();
1837                 input->resetRightClicked();
1838
1839                 if(input->getLeftReleased())
1840                 {
1841                         std::cout<<DTIME<<"Left button released (stopped digging)"
1842                                         <<std::endl;
1843                         client.groundAction(2, v3s16(0,0,0), v3s16(0,0,0), 0);
1844                 }
1845                 if(input->getRightReleased())
1846                 {
1847                         //std::cout<<DTIME<<"Right released"<<std::endl;
1848                         // Nothing here
1849                 }
1850
1851                 input->resetLeftReleased();
1852                 input->resetRightReleased();
1853
1854                 /*
1855                         Calculate stuff for drawing
1856                 */
1857
1858                 u32 daynight_ratio = client.getDayNightRatio();
1859                 u8 l = decode_light((daynight_ratio * LIGHT_SUN) / 1000);
1860                 video::SColor bgcolor = video::SColor(
1861                                 255,
1862                                 bgcolor_bright.getRed() * l / 255,
1863                                 bgcolor_bright.getGreen() * l / 255,
1864                                 bgcolor_bright.getBlue() * l / 255);
1865                                 /*skycolor.getRed() * l / 255,
1866                                 skycolor.getGreen() * l / 255,
1867                                 skycolor.getBlue() * l / 255);*/
1868
1869                 float brightness = (float)l/255.0;
1870
1871                 /*
1872                         Update skybox
1873                 */
1874                 if(fabs(brightness - old_brightness) > 0.01)
1875                         update_skybox(driver, smgr, skybox, brightness);
1876
1877                 /*
1878                         Update clouds
1879                 */
1880                 if(clouds)
1881                 {
1882                         clouds->step(dtime);
1883                         clouds->update(v2f(player_position.X, player_position.Z),
1884                                         0.05+brightness*0.95);
1885                 }
1886
1887                 /*
1888                         Update farmesh
1889                 */
1890                 if(farmesh)
1891                 {
1892                         farmesh_range = draw_control.wanted_range * 10;
1893                         if(draw_control.range_all && farmesh_range < 500)
1894                                 farmesh_range = 500;
1895                         if(farmesh_range > 1000)
1896                                 farmesh_range = 1000;
1897
1898                         farmesh->step(dtime);
1899                         farmesh->update(v2f(player_position.X, player_position.Z),
1900                                         0.05+brightness*0.95, farmesh_range);
1901                 }
1902
1903                 // Store brightness value
1904                 old_brightness = brightness;
1905
1906                 /*
1907                         Fog
1908                 */
1909
1910                 if(g_settings.getBool("enable_fog") == true)
1911                 {
1912                         f32 range;
1913                         if(farmesh)
1914                         {
1915                                 range = BS*farmesh_range;
1916                         }
1917                         else
1918                         {
1919                                 range = draw_control.wanted_range*BS + MAP_BLOCKSIZE*BS*1.5;
1920                                 if(draw_control.range_all)
1921                                         range = 100000*BS;
1922                                 if(range < 50*BS)
1923                                         range = range * 0.5 + 25*BS;
1924                         }
1925
1926                         driver->setFog(
1927                                 bgcolor,
1928                                 video::EFT_FOG_LINEAR,
1929                                 range*0.4,
1930                                 range*1.0,
1931                                 0.01,
1932                                 false, // pixel fog
1933                                 false // range fog
1934                         );
1935                 }
1936                 else
1937                 {
1938                         driver->setFog(
1939                                 bgcolor,
1940                                 video::EFT_FOG_LINEAR,
1941                                 100000*BS,
1942                                 110000*BS,
1943                                 0.01,
1944                                 false, // pixel fog
1945                                 false // range fog
1946                         );
1947                 }
1948
1949
1950                 /*
1951                         Update gui stuff (0ms)
1952                 */
1953
1954                 //TimeTaker guiupdatetimer("Gui updating");
1955
1956                 {
1957                         static float drawtime_avg = 0;
1958                         drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
1959                         static float beginscenetime_avg = 0;
1960                         beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
1961                         static float scenetime_avg = 0;
1962                         scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
1963                         static float endscenetime_avg = 0;
1964                         endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;
1965
1966                         char temptext[300];
1967                         snprintf(temptext, 300, "Minetest-c55 %s ("
1968                                         "R: range_all=%i"
1969                                         ")"
1970                                         " drawtime=%.0f, beginscenetime=%.0f"
1971                                         ", scenetime=%.0f, endscenetime=%.0f",
1972                                         VERSION_STRING,
1973                                         draw_control.range_all,
1974                                         drawtime_avg,
1975                                         beginscenetime_avg,
1976                                         scenetime_avg,
1977                                         endscenetime_avg
1978                                         );
1979
1980                         guitext->setText(narrow_to_wide(temptext).c_str());
1981                 }
1982
1983                 {
1984                         char temptext[300];
1985                         snprintf(temptext, 300,
1986                                         "(% .1f, % .1f, % .1f)"
1987                                         " (% .3f < btime_jitter < % .3f"
1988                                         ", dtime_jitter = % .1f %%"
1989                                         ", v_range = %.1f)",
1990                                         player_position.X/BS,
1991                                         player_position.Y/BS,
1992                                         player_position.Z/BS,
1993                                         busytime_jitter1_min_sample,
1994                                         busytime_jitter1_max_sample,
1995                                         dtime_jitter1_max_fraction * 100.0,
1996                                         draw_control.wanted_range
1997                                         );
1998
1999                         guitext2->setText(narrow_to_wide(temptext).c_str());
2000                 }
2001
2002                 {
2003                         guitext_info->setText(infotext.c_str());
2004                 }
2005
2006                 /*
2007                         Get chat messages from client
2008                 */
2009                 {
2010                         // Get new messages
2011                         std::wstring message;
2012                         while(client.getChatMessage(message))
2013                         {
2014                                 chat_lines.push_back(ChatLine(message));
2015                                 /*if(chat_lines.size() > 6)
2016                                 {
2017                                         core::list<ChatLine>::Iterator
2018                                                         i = chat_lines.begin();
2019                                         chat_lines.erase(i);
2020                                 }*/
2021                         }
2022                         // Append them to form the whole static text and throw
2023                         // it to the gui element
2024                         std::wstring whole;
2025                         // This will correspond to the line number counted from
2026                         // top to bottom, from size-1 to 0
2027                         s16 line_number = chat_lines.size();
2028                         // Count of messages to be removed from the top
2029                         u16 to_be_removed_count = 0;
2030                         for(core::list<ChatLine>::Iterator
2031                                         i = chat_lines.begin();
2032                                         i != chat_lines.end(); i++)
2033                         {
2034                                 // After this, line number is valid for this loop
2035                                 line_number--;
2036                                 // Increment age
2037                                 (*i).age += dtime;
2038                                 /*
2039                                         This results in a maximum age of 60*6 to the
2040                                         lowermost line and a maximum of 6 lines
2041                                 */
2042                                 float allowed_age = (6-line_number) * 60.0;
2043
2044                                 if((*i).age > allowed_age)
2045                                 {
2046                                         to_be_removed_count++;
2047                                         continue;
2048                                 }
2049                                 whole += (*i).text + L'\n';
2050                         }
2051                         for(u16 i=0; i<to_be_removed_count; i++)
2052                         {
2053                                 core::list<ChatLine>::Iterator
2054                                                 it = chat_lines.begin();
2055                                 chat_lines.erase(it);
2056                         }
2057                         guitext_chat->setText(whole.c_str());
2058
2059                         // Update gui element size and position
2060
2061                         /*core::rect<s32> rect(
2062                                         10,
2063                                         screensize.Y - guitext_chat_pad_bottom
2064                                                         - text_height*chat_lines.size(),
2065                                         screensize.X - 10,
2066                                         screensize.Y - guitext_chat_pad_bottom
2067                         );*/
2068                         core::rect<s32> rect(
2069                                         10,
2070                                         50,
2071                                         screensize.X - 10,
2072                                         50 + guitext_chat->getTextHeight()
2073                         );
2074
2075                         guitext_chat->setRelativePosition(rect);
2076
2077                         if(chat_lines.size() == 0)
2078                                 guitext_chat->setVisible(false);
2079                         else
2080                                 guitext_chat->setVisible(true);
2081                 }
2082
2083                 /*
2084                         Inventory
2085                 */
2086
2087                 static u16 old_selected_item = 65535;
2088                 if(client.getLocalInventoryUpdated()
2089                                 || g_selected_item != old_selected_item)
2090                 {
2091                         client.selectPlayerItem(g_selected_item);
2092                         old_selected_item = g_selected_item;
2093                         //std::cout<<"Updating local inventory"<<std::endl;
2094                         client.getLocalInventory(local_inventory);
2095                 }
2096
2097                 /*
2098                         Send actions returned by the inventory menu
2099                 */
2100                 while(inventory_action_queue.size() != 0)
2101                 {
2102                         InventoryAction *a = inventory_action_queue.pop_front();
2103
2104                         client.sendInventoryAction(a);
2105                         // Eat it
2106                         delete a;
2107                 }
2108
2109                 /*
2110                         Drawing begins
2111                 */
2112
2113                 TimeTaker drawtimer("Drawing");
2114
2115
2116                 {
2117                         TimeTaker timer("beginScene");
2118                         driver->beginScene(true, true, bgcolor);
2119                         //driver->beginScene(false, true, bgcolor);
2120                         beginscenetime = timer.stop(true);
2121                 }
2122
2123                 //timer3.stop();
2124
2125                 //std::cout<<DTIME<<"smgr->drawAll()"<<std::endl;
2126
2127                 {
2128                         TimeTaker timer("smgr");
2129                         smgr->drawAll();
2130                         scenetime = timer.stop(true);
2131                 }
2132
2133                 {
2134                 //TimeTaker timer9("auxiliary drawings");
2135                 // 0ms
2136
2137                 //timer9.stop();
2138                 //TimeTaker //timer10("//timer10");
2139
2140                 video::SMaterial m;
2141                 //m.Thickness = 10;
2142                 m.Thickness = 3;
2143                 m.Lighting = false;
2144                 driver->setMaterial(m);
2145
2146                 driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
2147
2148                 for(core::list< core::aabbox3d<f32> >::Iterator i=hilightboxes.begin();
2149                                 i != hilightboxes.end(); i++)
2150                 {
2151                         /*std::cout<<"hilightbox min="
2152                                         <<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
2153                                         <<" max="
2154                                         <<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
2155                                         <<std::endl;*/
2156                         driver->draw3DBox(*i, video::SColor(255,0,0,0));
2157                 }
2158
2159                 /*
2160                         Post effects
2161                 */
2162                 {
2163                         client.renderPostFx();
2164                 }
2165
2166                 /*
2167                         Frametime log
2168                 */
2169                 if(g_settings.getBool("frametime_graph") == true)
2170                 {
2171                         s32 x = 10;
2172                         for(core::list<float>::Iterator
2173                                         i = frametime_log.begin();
2174                                         i != frametime_log.end();
2175                                         i++)
2176                         {
2177                                 driver->draw2DLine(v2s32(x,50),
2178                                                 v2s32(x,50+(*i)*1000),
2179                                                 video::SColor(255,255,255,255));
2180                                 x++;
2181                         }
2182                 }
2183
2184                 /*
2185                         Draw crosshair
2186                 */
2187                 driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
2188                                 displaycenter + core::vector2d<s32>(10,0),
2189                                 video::SColor(255,255,255,255));
2190                 driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
2191                                 displaycenter + core::vector2d<s32>(0,10),
2192                                 video::SColor(255,255,255,255));
2193
2194                 } // timer
2195
2196                 //timer10.stop();
2197                 //TimeTaker //timer11("//timer11");
2198
2199                 /*
2200                         Draw gui
2201                 */
2202                 // 0-1ms
2203                 guienv->drawAll();
2204
2205                 /*
2206                         Draw hotbar
2207                 */
2208                 {
2209                         draw_hotbar(driver, font, v2s32(displaycenter.X, screensize.Y),
2210                                         hotbar_imagesize, hotbar_itemcount, &local_inventory,
2211                                         client.getHP());
2212                 }
2213
2214                 /*
2215                         Damage flash
2216                 */
2217                 if(damage_flash_timer > 0.0)
2218                 {
2219                         damage_flash_timer -= dtime;
2220
2221                         video::SColor color(128,255,0,0);
2222                         driver->draw2DRectangle(color,
2223                                         core::rect<s32>(0,0,screensize.X,screensize.Y),
2224                                         NULL);
2225                 }
2226
2227                 /*
2228                         End scene
2229                 */
2230                 {
2231                         TimeTaker timer("endScene");
2232                         endSceneX(driver);
2233                         endscenetime = timer.stop(true);
2234                 }
2235
2236                 drawtime = drawtimer.stop(true);
2237
2238                 /*
2239                         End of drawing
2240                 */
2241
2242                 static s16 lastFPS = 0;
2243                 //u16 fps = driver->getFPS();
2244                 u16 fps = (1.0/dtime_avg1);
2245
2246                 if (lastFPS != fps)
2247                 {
2248                         core::stringw str = L"Minetest [";
2249                         str += driver->getName();
2250                         str += "] FPS=";
2251                         str += fps;
2252
2253                         device->setWindowCaption(str.c_str());
2254                         lastFPS = fps;
2255                 }
2256         }
2257
2258         /*
2259                 Drop stuff
2260         */
2261         if(clouds)
2262                 clouds->drop();
2263
2264         /*
2265                 Draw a "shutting down" screen, which will be shown while the map
2266                 generator and other stuff quits
2267         */
2268         {
2269                 /*gui::IGUIStaticText *gui_shuttingdowntext = */
2270                 draw_load_screen(L"Shutting down stuff...", driver, font);
2271                 /*driver->beginScene(true, true, video::SColor(255,0,0,0));
2272                 guienv->drawAll();
2273                 driver->endScene();
2274                 gui_shuttingdowntext->remove();*/
2275         }
2276 }
2277
2278