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 Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "game.h"
  21 #include "irrlichttypes_extrabloated.h"
  22 #include <IGUICheckBox.h>
  23 #include <IGUIEditBox.h>
  24 #include <IGUIButton.h>
  25 #include <IGUIStaticText.h>
  26 #include <IGUIFont.h>
  27 #include "client.h"
  28 #include "server.h"
  29 #include "guiPauseMenu.h"
  30 #include "guiPasswordChange.h"
  31 #include "guiFormSpecMenu.h"
  32 #include "guiTextInputMenu.h"
  33 #include "guiDeathScreen.h"
  34 #include "tool.h"
  35 #include "guiChatConsole.h"
  36 #include "config.h"
  37 #include "clouds.h"
  38 #include "camera.h"
  39 #include "farmesh.h"
  40 #include "mapblock.h"
  41 #include "settings.h"
  42 #include "profiler.h"
  43 #include "mainmenumanager.h"
  44 #include "gettext.h"
  45 #include "log.h"
  46 #include "filesys.h"
  47 // Needed for determining pointing to nodes
  48 #include "nodedef.h"
  49 #include "nodemetadata.h"
  50 #include "main.h" // For g_settings
  51 #include "itemdef.h"
  52 #include "tile.h" // For TextureSource
  53 #include "logoutputbuffer.h"
  54 #include "subgame.h"
  55 #include "quicktune_shortcutter.h"
  56 #include "clientmap.h"
  57 #include "sky.h"
  58 #include "sound.h"
  59 #if USE_SOUND
  60         #include "sound_openal.h"
  61 #endif
  62 #include "event_manager.h"
  63 #include <list>
  64 #include "util/directiontables.h"
  65
  66 /*
  67         Text input system
  68 */
  69
  70 struct TextDestChat : public TextDest
  71 {
  72         TextDestChat(Client *client)
  73         {
  74                 m_client = client;
  75         }
  76         void gotText(std::wstring text)
  77         {
  78                 m_client->typeChatMessage(text);
  79         }
  80         void gotText(std::map<std::string, std::string> fields)
  81         {
  82                 m_client->typeChatMessage(narrow_to_wide(fields["text"]));
  83         }
  84
  85         Client *m_client;
  86 };
  87
  88 struct TextDestNodeMetadata : public TextDest
  89 {
  90         TextDestNodeMetadata(v3s16 p, Client *client)
  91         {
  92                 m_p = p;
  93                 m_client = client;
  94         }
  95         // This is deprecated I guess? -celeron55
  96         void gotText(std::wstring text)
  97         {
  98                 std::string ntext = wide_to_narrow(text);
  99                 infostream<<"Submitting 'text' field of node at ("<<m_p.X<<","
 100                                 <<m_p.Y<<","<<m_p.Z<<"): "<<ntext<<std::endl;
 101                 std::map<std::string, std::string> fields;
 102                 fields["text"] = ntext;
 103                 m_client->sendNodemetaFields(m_p, "", fields);
 104         }
 105         void gotText(std::map<std::string, std::string> fields)
 106         {
 107                 m_client->sendNodemetaFields(m_p, "", fields);
 108         }
 109
 110         v3s16 m_p;
 111         Client *m_client;
 112 };
 113
 114 struct TextDestPlayerInventory : public TextDest
 115 {
 116         TextDestPlayerInventory(Client *client)
 117         {
 118                 m_client = client;
 119         }
 120         void gotText(std::map<std::string, std::string> fields)
 121         {
 122                 m_client->sendInventoryFields("", fields);
 123         }
 124
 125         Client *m_client;
 126 };
 127
 128 /* Respawn menu callback */
 129
 130 class MainRespawnInitiator: public IRespawnInitiator
 131 {
 132 public:
 133         MainRespawnInitiator(bool *active, Client *client):
 134                 m_active(active), m_client(client)
 135         {
 136                 *m_active = true;
 137         }
 138         void respawn()
 139         {
 140                 *m_active = false;
 141                 m_client->sendRespawn();
 142         }
 143 private:
 144         bool *m_active;
 145         Client *m_client;
 146 };
 147
 148 /* Form update callback */
 149
 150 class NodeMetadataFormSource: public IFormSource
 151 {
 152 public:
 153         NodeMetadataFormSource(ClientMap *map, v3s16 p):
 154                 m_map(map),
 155                 m_p(p)
 156         {
 157         }
 158         std::string getForm()
 159         {
 160                 NodeMetadata *meta = m_map->getNodeMetadata(m_p);
 161                 if(!meta)
 162                         return "";
 163                 return meta->getString("formspec");
 164         }
 165         std::string resolveText(std::string str)
 166         {
 167                 NodeMetadata *meta = m_map->getNodeMetadata(m_p);
 168                 if(!meta)
 169                         return str;
 170                 return meta->resolveString(str);
 171         }
 172
 173         ClientMap *m_map;
 174         v3s16 m_p;
 175 };
 176
 177 class PlayerInventoryFormSource: public IFormSource
 178 {
 179 public:
 180         PlayerInventoryFormSource(Client *client):
 181                 m_client(client)
 182         {
 183         }
 184         std::string getForm()
 185         {
 186                 LocalPlayer* player = m_client->getEnv().getLocalPlayer();
 187                 return player->inventory_formspec;
 188         }
 189
 190         Client *m_client;
 191 };
 192
 193 /*
 194         Hotbar draw routine
 195 */
 196 void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
 197                 IGameDef *gamedef,
 198                 v2s32 centerlowerpos, s32 imgsize, s32 itemcount,
 199                 Inventory *inventory, s32 halfheartcount, u16 playeritem)
 200 {
 201         InventoryList *mainlist = inventory->getList("main");
 202         if(mainlist == NULL)
 203         {
 204                 errorstream<<"draw_hotbar(): mainlist == NULL"<<std::endl;
 205                 return;
 206         }
 207
 208         s32 padding = imgsize/12;
 209         //s32 height = imgsize + padding*2;
 210         s32 width = itemcount*(imgsize+padding*2);
 211
 212         // Position of upper left corner of bar
 213         v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
 214
 215         // Draw background color
 216         /*core::rect<s32> barrect(0,0,width,height);
 217         barrect += pos;
 218         video::SColor bgcolor(255,128,128,128);
 219         driver->draw2DRectangle(bgcolor, barrect, NULL);*/
 220
 221         core::rect<s32> imgrect(0,0,imgsize,imgsize);
 222
 223         for(s32 i=0; i<itemcount; i++)
 224         {
 225                 const ItemStack &item = mainlist->getItem(i);
 226
 227                 core::rect<s32> rect = imgrect + pos
 228                                 + v2s32(padding+i*(imgsize+padding*2), padding);
 229
 230                 if(playeritem == i)
 231                 {
 232                         video::SColor c_outside(255,255,0,0);
 233                         //video::SColor c_outside(255,0,0,0);
 234                         //video::SColor c_inside(255,192,192,192);
 235                         s32 x1 = rect.UpperLeftCorner.X;
 236                         s32 y1 = rect.UpperLeftCorner.Y;
 237                         s32 x2 = rect.LowerRightCorner.X;
 238                         s32 y2 = rect.LowerRightCorner.Y;
 239                         // Black base borders
 240                         driver->draw2DRectangle(c_outside,
 241                                         core::rect<s32>(
 242                                                 v2s32(x1 - padding, y1 - padding),
 243                                                 v2s32(x2 + padding, y1)
 244                                         ), NULL);
 245                         driver->draw2DRectangle(c_outside,
 246                                         core::rect<s32>(
 247                                                 v2s32(x1 - padding, y2),
 248                                                 v2s32(x2 + padding, y2 + padding)
 249                                         ), NULL);
 250                         driver->draw2DRectangle(c_outside,
 251                                         core::rect<s32>(
 252                                                 v2s32(x1 - padding, y1),
 253                                                 v2s32(x1, y2)
 254                                         ), NULL);
 255                         driver->draw2DRectangle(c_outside,
 256                                         core::rect<s32>(
 257                                                 v2s32(x2, y1),
 258                                                 v2s32(x2 + padding, y2)
 259                                         ), NULL);
 260                         /*// Light inside borders
 261                         driver->draw2DRectangle(c_inside,
 262                                         core::rect<s32>(
 263                                                 v2s32(x1 - padding/2, y1 - padding/2),
 264                                                 v2s32(x2 + padding/2, y1)
 265                                         ), NULL);
 266                         driver->draw2DRectangle(c_inside,
 267                                         core::rect<s32>(
 268                                                 v2s32(x1 - padding/2, y2),
 269                                                 v2s32(x2 + padding/2, y2 + padding/2)
 270                                         ), NULL);
 271                         driver->draw2DRectangle(c_inside,
 272                                         core::rect<s32>(
 273                                                 v2s32(x1 - padding/2, y1),
 274                                                 v2s32(x1, y2)
 275                                         ), NULL);
 276                         driver->draw2DRectangle(c_inside,
 277                                         core::rect<s32>(
 278                                                 v2s32(x2, y1),
 279                                                 v2s32(x2 + padding/2, y2)
 280                                         ), NULL);
 281                         */
 282                 }
 283
 284                 video::SColor bgcolor2(128,0,0,0);
 285                 driver->draw2DRectangle(bgcolor2, rect, NULL);
 286                 drawItemStack(driver, font, item, rect, NULL, gamedef);
 287         }
 288
 289         /*
 290                 Draw hearts
 291         */
 292         video::ITexture *heart_texture =
 293                 gamedef->getTextureSource()->getTextureRaw("heart.png");
 294         if(heart_texture)
 295         {
 296                 v2s32 p = pos + v2s32(0, -20);
 297                 for(s32 i=0; i<halfheartcount/2; i++)
 298                 {
 299                         const video::SColor color(255,255,255,255);
 300                         const video::SColor colors[] = {color,color,color,color};
 301                         core::rect<s32> rect(0,0,16,16);
 302                         rect += p;
 303                         driver->draw2DImage(heart_texture, rect,
 304                                 core::rect<s32>(core::position2d<s32>(0,0),
 305                                 core::dimension2di(heart_texture->getOriginalSize())),
 306                                 NULL, colors, true);
 307                         p += v2s32(16,0);
 308                 }
 309                 if(halfheartcount % 2 == 1)
 310                 {
 311                         const video::SColor color(255,255,255,255);
 312                         const video::SColor colors[] = {color,color,color,color};
 313                         core::rect<s32> rect(0,0,16/2,16);
 314                         rect += p;
 315                         core::dimension2di srcd(heart_texture->getOriginalSize());
 316                         srcd.Width /= 2;
 317                         driver->draw2DImage(heart_texture, rect,
 318                                 core::rect<s32>(core::position2d<s32>(0,0), srcd),
 319                                 NULL, colors, true);
 320                         p += v2s32(16,0);
 321                 }
 322         }
 323 }
 324
 325 /*
 326         Check if a node is pointable
 327 */
 328 inline bool isPointableNode(const MapNode& n,
 329                 Client *client, bool liquids_pointable)
 330 {
 331         const ContentFeatures &features = client->getNodeDefManager()->get(n);
 332         return features.pointable ||
 333                 (liquids_pointable && features.isLiquid());
 334 }
 335
 336 /*
 337         Find what the player is pointing at
 338 */
 339 PointedThing getPointedThing(Client *client, v3f player_position,
 340                 v3f camera_direction, v3f camera_position,
 341                 core::line3d<f32> shootline, f32 d,
 342                 bool liquids_pointable,
 343                 bool look_for_object,
 344                 std::vector<aabb3f> &hilightboxes,
 345                 ClientActiveObject *&selected_object)
 346 {
 347         PointedThing result;
 348
 349         hilightboxes.clear();
 350         selected_object = NULL;
 351
 352         INodeDefManager *nodedef = client->getNodeDefManager();
 353         ClientMap &map = client->getEnv().getClientMap();
 354
 355         // First try to find a pointed at active object
 356         if(look_for_object)
 357         {
 358                 selected_object = client->getSelectedActiveObject(d*BS,
 359                                 camera_position, shootline);
 360
 361                 if(selected_object != NULL)
 362                 {
 363                         if(selected_object->doShowSelectionBox())
 364                         {
 365                                 aabb3f *selection_box = selected_object->getSelectionBox();
 366                                 // Box should exist because object was
 367                                 // returned in the first place
 368                                 assert(selection_box);
 369
 370                                 v3f pos = selected_object->getPosition();
 371                                 hilightboxes.push_back(aabb3f(
 372                                                 selection_box->MinEdge + pos,
 373                                                 selection_box->MaxEdge + pos));
 374                         }
 375
 376
 377                         result.type = POINTEDTHING_OBJECT;
 378                         result.object_id = selected_object->getId();
 379                         return result;
 380                 }
 381         }
 382
 383         // That didn't work, try to find a pointed at node
 384
 385         f32 mindistance = BS * 1001;
 386
 387         v3s16 pos_i = floatToInt(player_position, BS);
 388
 389         /*infostream<<"pos_i=("<<pos_i.X<<","<<pos_i.Y<<","<<pos_i.Z<<")"
 390                         <<std::endl;*/
 391
 392         s16 a = d;
 393         s16 ystart = pos_i.Y + 0 - (camera_direction.Y<0 ? a : 1);
 394         s16 zstart = pos_i.Z - (camera_direction.Z<0 ? a : 1);
 395         s16 xstart = pos_i.X - (camera_direction.X<0 ? a : 1);
 396         s16 yend = pos_i.Y + 1 + (camera_direction.Y>0 ? a : 1);
 397         s16 zend = pos_i.Z + (camera_direction.Z>0 ? a : 1);
 398         s16 xend = pos_i.X + (camera_direction.X>0 ? a : 1);
 399
 400         // Prevent signed number overflow
 401         if(yend==32767)
 402                 yend=32766;
 403         if(zend==32767)
 404                 zend=32766;
 405         if(xend==32767)
 406                 xend=32766;
 407
 408         for(s16 y = ystart; y <= yend; y++)
 409         for(s16 z = zstart; z <= zend; z++)
 410         for(s16 x = xstart; x <= xend; x++)
 411         {
 412                 MapNode n;
 413                 try
 414                 {
 415                         n = map.getNode(v3s16(x,y,z));
 416                 }
 417                 catch(InvalidPositionException &e)
 418                 {
 419                         continue;
 420                 }
 421                 if(!isPointableNode(n, client, liquids_pointable))
 422                         continue;
 423
 424                 std::vector<aabb3f> boxes = n.getSelectionBoxes(nodedef);
 425
 426                 v3s16 np(x,y,z);
 427                 v3f npf = intToFloat(np, BS);
 428
 429                 for(std::vector<aabb3f>::const_iterator
 430                                 i = boxes.begin();
 431                                 i != boxes.end(); i++)
 432                 {
 433                         aabb3f box = *i;
 434                         box.MinEdge += npf;
 435                         box.MaxEdge += npf;
 436
 437                         for(u16 j=0; j<6; j++)
 438                         {
 439                                 v3s16 facedir = g_6dirs[j];
 440                                 aabb3f facebox = box;
 441
 442                                 f32 d = 0.001*BS;
 443                                 if(facedir.X > 0)
 444                                         facebox.MinEdge.X = facebox.MaxEdge.X-d;
 445                                 else if(facedir.X < 0)
 446                                         facebox.MaxEdge.X = facebox.MinEdge.X+d;
 447                                 else if(facedir.Y > 0)
 448                                         facebox.MinEdge.Y = facebox.MaxEdge.Y-d;
 449                                 else if(facedir.Y < 0)
 450                                         facebox.MaxEdge.Y = facebox.MinEdge.Y+d;
 451                                 else if(facedir.Z > 0)
 452                                         facebox.MinEdge.Z = facebox.MaxEdge.Z-d;
 453                                 else if(facedir.Z < 0)
 454                                         facebox.MaxEdge.Z = facebox.MinEdge.Z+d;
 455
 456                                 v3f centerpoint = facebox.getCenter();
 457                                 f32 distance = (centerpoint - camera_position).getLength();
 458                                 if(distance >= mindistance)
 459                                         continue;
 460                                 if(!facebox.intersectsWithLine(shootline))
 461                                         continue;
 462
 463                                 v3s16 np_above = np + facedir;
 464
 465                                 result.type = POINTEDTHING_NODE;
 466                                 result.node_undersurface = np;
 467                                 result.node_abovesurface = np_above;
 468                                 mindistance = distance;
 469
 470                                 hilightboxes.clear();
 471                                 for(std::vector<aabb3f>::const_iterator
 472                                                 i2 = boxes.begin();
 473                                                 i2 != boxes.end(); i2++)
 474                                 {
 475                                         aabb3f box = *i2;
 476                                         box.MinEdge += npf + v3f(-d,-d,-d);
 477                                         box.MaxEdge += npf + v3f(d,d,d);
 478                                         hilightboxes.push_back(box);
 479                                 }
 480                         }
 481                 }
 482         } // for coords
 483
 484         return result;
 485 }
 486
 487 /*
 488         Draws a screen with a single text on it.
 489         Text will be removed when the screen is drawn the next time.
 490 */
 491 /*gui::IGUIStaticText **/
 492 void draw_load_screen(const std::wstring &text,
 493                 video::IVideoDriver* driver, gui::IGUIFont* font)
 494 {
 495         v2u32 screensize = driver->getScreenSize();
 496         const wchar_t *loadingtext = text.c_str();
 497         core::vector2d<u32> textsize_u = font->getDimension(loadingtext);
 498         core::vector2d<s32> textsize(textsize_u.X,textsize_u.Y);
 499         core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
 500         core::rect<s32> textrect(center - textsize/2, center + textsize/2);
 501
 502         gui::IGUIStaticText *guitext = guienv->addStaticText(
 503                         loadingtext, textrect, false, false);
 504         guitext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 505
 506         driver->beginScene(true, true, video::SColor(255,0,0,0));
 507         guienv->drawAll();
 508         driver->endScene();
 509
 510         guitext->remove();
 511
 512         //return guitext;
 513 }
 514
 515 /* Profiler display */
 516
 517 void update_profiler_gui(gui::IGUIStaticText *guitext_profiler,
 518                 gui::IGUIFont *font, u32 text_height,
 519                 u32 show_profiler, u32 show_profiler_max)
 520 {
 521         if(show_profiler == 0)
 522         {
 523                 guitext_profiler->setVisible(false);
 524         }
 525         else
 526         {
 527
 528                 std::ostringstream os(std::ios_base::binary);
 529                 g_profiler->printPage(os, show_profiler, show_profiler_max);
 530                 std::wstring text = narrow_to_wide(os.str());
 531                 guitext_profiler->setText(text.c_str());
 532                 guitext_profiler->setVisible(true);
 533
 534                 s32 w = font->getDimension(text.c_str()).Width;
 535                 if(w < 400)
 536                         w = 400;
 537                 core::rect<s32> rect(6, 4+(text_height+5)*2, 12+w,
 538                                 8+(text_height+5)*2 +
 539                                 font->getDimension(text.c_str()).Height);
 540                 guitext_profiler->setRelativePosition(rect);
 541                 guitext_profiler->setVisible(true);
 542         }
 543 }
 544
 545 class ProfilerGraph
 546 {
 547 private:
 548         struct Piece{
 549                 Profiler::GraphValues values;
 550         };
 551         struct Meta{
 552                 float min;
 553                 float max;
 554                 video::SColor color;
 555                 Meta(float initial=0, video::SColor color=
 556                                 video::SColor(255,255,255,255)):
 557                         min(initial),
 558                         max(initial),
 559                         color(color)
 560                 {}
 561         };
 562         std::list<Piece> m_log;
 563 public:
 564         u32 m_log_max_size;
 565
 566         ProfilerGraph():
 567                 m_log_max_size(200)
 568         {}
 569
 570         void put(const Profiler::GraphValues &values)
 571         {
 572                 Piece piece;
 573                 piece.values = values;
 574                 m_log.push_back(piece);
 575                 while(m_log.size() > m_log_max_size)
 576                         m_log.erase(m_log.begin());
 577         }
 578
 579         void draw(s32 x_left, s32 y_bottom, video::IVideoDriver *driver,
 580                         gui::IGUIFont* font) const
 581         {
 582                 std::map<std::string, Meta> m_meta;
 583                 for(std::list<Piece>::const_iterator k = m_log.begin();
 584                                 k != m_log.end(); k++)
 585                 {
 586                         const Piece &piece = *k;
 587                         for(Profiler::GraphValues::const_iterator i = piece.values.begin();
 588                                         i != piece.values.end(); i++){
 589                                 const std::string &id = i->first;
 590                                 const float &value = i->second;
 591                                 std::map<std::string, Meta>::iterator j =
 592                                                 m_meta.find(id);
 593                                 if(j == m_meta.end()){
 594                                         m_meta[id] = Meta(value);
 595                                         continue;
 596                                 }
 597                                 if(value < j->second.min)
 598                                         j->second.min = value;
 599                                 if(value > j->second.max)
 600                                         j->second.max = value;
 601                         }
 602                 }
 603
 604                 // Assign colors
 605                 static const video::SColor usable_colors[] = {
 606                         video::SColor(255,255,100,100),
 607                         video::SColor(255,90,225,90),
 608                         video::SColor(255,100,100,255),
 609                         video::SColor(255,255,150,50),
 610                         video::SColor(255,220,220,100)
 611                 };
 612                 static const u32 usable_colors_count =
 613                                 sizeof(usable_colors) / sizeof(*usable_colors);
 614                 u32 next_color_i = 0;
 615                 for(std::map<std::string, Meta>::iterator i = m_meta.begin();
 616                                 i != m_meta.end(); i++){
 617                         Meta &meta = i->second;
 618                         video::SColor color(255,200,200,200);
 619                         if(next_color_i < usable_colors_count)
 620                                 color = usable_colors[next_color_i++];
 621                         meta.color = color;
 622                 }
 623
 624                 s32 graphh = 50;
 625                 s32 textx = x_left + m_log_max_size + 15;
 626                 s32 textx2 = textx + 200 - 15;
 627
 628                 // Draw background
 629                 /*{
 630                         u32 num_graphs = m_meta.size();
 631                         core::rect<s32> rect(x_left, y_bottom - num_graphs*graphh,
 632                                         textx2, y_bottom);
 633                         video::SColor bgcolor(120,0,0,0);
 634                         driver->draw2DRectangle(bgcolor, rect, NULL);
 635                 }*/
 636
 637                 s32 meta_i = 0;
 638                 for(std::map<std::string, Meta>::const_iterator i = m_meta.begin();
 639                                 i != m_meta.end(); i++){
 640                         const std::string &id = i->first;
 641                         const Meta &meta = i->second;
 642                         s32 x = x_left;
 643                         s32 y = y_bottom - meta_i * 50;
 644                         float show_min = meta.min;
 645                         float show_max = meta.max;
 646                         if(show_min >= -0.0001 && show_max >= -0.0001){
 647                                 if(show_min <= show_max * 0.5)
 648                                         show_min = 0;
 649                         }
 650                         s32 texth = 15;
 651                         char buf[10];
 652                         snprintf(buf, 10, "%.3g", show_max);
 653                         font->draw(narrow_to_wide(buf).c_str(),
 654                                         core::rect<s32>(textx, y - graphh,
 655                                         textx2, y - graphh + texth),
 656                                         meta.color);
 657                         snprintf(buf, 10, "%.3g", show_min);
 658                         font->draw(narrow_to_wide(buf).c_str(),
 659                                         core::rect<s32>(textx, y - texth,
 660                                         textx2, y),
 661                                         meta.color);
 662                         font->draw(narrow_to_wide(id).c_str(),
 663                                         core::rect<s32>(textx, y - graphh/2 - texth/2,
 664                                         textx2, y - graphh/2 + texth/2),
 665                                         meta.color);
 666                         s32 graph1y = y;
 667                         s32 graph1h = graphh;
 668                         bool relativegraph = (show_min != 0 && show_min != show_max);
 669                         float lastscaledvalue = 0.0;
 670                         bool lastscaledvalue_exists = false;
 671                         for(std::list<Piece>::const_iterator j = m_log.begin();
 672                                         j != m_log.end(); j++)
 673                         {
 674                                 const Piece &piece = *j;
 675                                 float value = 0;
 676                                 bool value_exists = false;
 677                                 Profiler::GraphValues::const_iterator k =
 678                                                 piece.values.find(id);
 679                                 if(k != piece.values.end()){
 680                                         value = k->second;
 681                                         value_exists = true;
 682                                 }
 683                                 if(!value_exists){
 684                                         x++;
 685                                         lastscaledvalue_exists = false;
 686                                         continue;
 687                                 }
 688                                 float scaledvalue = 1.0;
 689                                 if(show_max != show_min)
 690                                         scaledvalue = (value - show_min) / (show_max - show_min);
 691                                 if(scaledvalue == 1.0 && value == 0){
 692                                         x++;
 693                                         lastscaledvalue_exists = false;
 694                                         continue;
 695                                 }
 696                                 if(relativegraph){
 697                                         if(lastscaledvalue_exists){
 698                                                 s32 ivalue1 = lastscaledvalue * graph1h;
 699                                                 s32 ivalue2 = scaledvalue * graph1h;
 700                                                 driver->draw2DLine(v2s32(x-1, graph1y - ivalue1),
 701                                                                 v2s32(x, graph1y - ivalue2), meta.color);
 702                                         }
 703                                         lastscaledvalue = scaledvalue;
 704                                         lastscaledvalue_exists = true;
 705                                 } else{
 706                                         s32 ivalue = scaledvalue * graph1h;
 707                                         driver->draw2DLine(v2s32(x, graph1y),
 708                                                         v2s32(x, graph1y - ivalue), meta.color);
 709                                 }
 710                                 x++;
 711                         }
 712                         meta_i++;
 713                 }
 714         }
 715 };
 716
 717 class NodeDugEvent: public MtEvent
 718 {
 719 public:
 720         v3s16 p;
 721         MapNode n;
 722
 723         NodeDugEvent(v3s16 p, MapNode n):
 724                 p(p),
 725                 n(n)
 726         {}
 727         const char* getType() const
 728         {return "NodeDug";}
 729 };
 730
 731 class SoundMaker
 732 {
 733         ISoundManager *m_sound;
 734         INodeDefManager *m_ndef;
 735 public:
 736         float m_player_step_timer;
 737
 738         SimpleSoundSpec m_player_step_sound;
 739         SimpleSoundSpec m_player_leftpunch_sound;
 740         SimpleSoundSpec m_player_rightpunch_sound;
 741
 742         SoundMaker(ISoundManager *sound, INodeDefManager *ndef):
 743                 m_sound(sound),
 744                 m_ndef(ndef),
 745                 m_player_step_timer(0)
 746         {
 747         }
 748
 749         void playPlayerStep()
 750         {
 751                 if(m_player_step_timer <= 0 && m_player_step_sound.exists()){
 752                         m_player_step_timer = 0.03;
 753                         m_sound->playSound(m_player_step_sound, false);
 754                 }
 755         }
 756
 757         static void viewBobbingStep(MtEvent *e, void *data)
 758         {
 759                 SoundMaker *sm = (SoundMaker*)data;
 760                 sm->playPlayerStep();
 761         }
 762
 763         static void playerRegainGround(MtEvent *e, void *data)
 764         {
 765                 SoundMaker *sm = (SoundMaker*)data;
 766                 sm->playPlayerStep();
 767         }
 768
 769         static void playerJump(MtEvent *e, void *data)
 770         {
 771                 //SoundMaker *sm = (SoundMaker*)data;
 772         }
 773
 774         static void cameraPunchLeft(MtEvent *e, void *data)
 775         {
 776                 SoundMaker *sm = (SoundMaker*)data;
 777                 sm->m_sound->playSound(sm->m_player_leftpunch_sound, false);
 778         }
 779
 780         static void cameraPunchRight(MtEvent *e, void *data)
 781         {
 782                 SoundMaker *sm = (SoundMaker*)data;
 783                 sm->m_sound->playSound(sm->m_player_rightpunch_sound, false);
 784         }
 785
 786         static void nodeDug(MtEvent *e, void *data)
 787         {
 788                 SoundMaker *sm = (SoundMaker*)data;
 789                 NodeDugEvent *nde = (NodeDugEvent*)e;
 790                 sm->m_sound->playSound(sm->m_ndef->get(nde->n).sound_dug, false);
 791         }
 792
 793         void registerReceiver(MtEventManager *mgr)
 794         {
 795                 mgr->reg("ViewBobbingStep", SoundMaker::viewBobbingStep, this);
 796                 mgr->reg("PlayerRegainGround", SoundMaker::playerRegainGround, this);
 797                 mgr->reg("PlayerJump", SoundMaker::playerJump, this);
 798                 mgr->reg("CameraPunchLeft", SoundMaker::cameraPunchLeft, this);
 799                 mgr->reg("CameraPunchRight", SoundMaker::cameraPunchRight, this);
 800                 mgr->reg("NodeDug", SoundMaker::nodeDug, this);
 801         }
 802
 803         void step(float dtime)
 804         {
 805                 m_player_step_timer -= dtime;
 806         }
 807 };
 808
 809 // Locally stored sounds don't need to be preloaded because of this
 810 class GameOnDemandSoundFetcher: public OnDemandSoundFetcher
 811 {
 812         std::set<std::string> m_fetched;
 813 public:
 814
 815         void fetchSounds(const std::string &name,
 816                         std::set<std::string> &dst_paths,
 817                         std::set<std::string> &dst_datas)
 818         {
 819                 if(m_fetched.count(name))
 820                         return;
 821                 m_fetched.insert(name);
 822                 std::string base = porting::path_share + DIR_DELIM + "testsounds";
 823                 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
 824                 dst_paths.insert(base + DIR_DELIM + name + ".0.ogg");
 825                 dst_paths.insert(base + DIR_DELIM + name + ".1.ogg");
 826                 dst_paths.insert(base + DIR_DELIM + name + ".2.ogg");
 827                 dst_paths.insert(base + DIR_DELIM + name + ".3.ogg");
 828                 dst_paths.insert(base + DIR_DELIM + name + ".4.ogg");
 829                 dst_paths.insert(base + DIR_DELIM + name + ".5.ogg");
 830                 dst_paths.insert(base + DIR_DELIM + name + ".6.ogg");
 831                 dst_paths.insert(base + DIR_DELIM + name + ".7.ogg");
 832                 dst_paths.insert(base + DIR_DELIM + name + ".8.ogg");
 833                 dst_paths.insert(base + DIR_DELIM + name + ".9.ogg");
 834         }
 835 };
 836
 837 void the_game(
 838         bool &kill,
 839         bool random_input,
 840         InputHandler *input,
 841         IrrlichtDevice *device,
 842         gui::IGUIFont* font,
 843         std::string map_dir,
 844         std::string playername,
 845         std::string password,
 846         std::string address, // If "", local server is used
 847         u16 port,
 848         std::wstring &error_message,
 849         std::string configpath,
 850         ChatBackend &chat_backend,
 851         const SubgameSpec &gamespec, // Used for local game,
 852         bool simple_singleplayer_mode
 853 )
 854 {
 855         video::IVideoDriver* driver = device->getVideoDriver();
 856         scene::ISceneManager* smgr = device->getSceneManager();
 857
 858         // Calculate text height using the font
 859         u32 text_height = font->getDimension(L"Random test string").Height;
 860
 861         v2u32 screensize(0,0);
 862         v2u32 last_screensize(0,0);
 863         screensize = driver->getScreenSize();
 864
 865         const s32 hotbar_itemcount = 8;
 866         //const s32 hotbar_imagesize = 36;
 867         //const s32 hotbar_imagesize = 64;
 868         s32 hotbar_imagesize = 48;
 869
 870         /*
 871                 Draw "Loading" screen
 872         */
 873
 874         draw_load_screen(L"Loading...", driver, font);
 875
 876         // Create texture source
 877         IWritableTextureSource *tsrc = createTextureSource(device);
 878
 879         // These will be filled by data received from the server
 880         // Create item definition manager
 881         IWritableItemDefManager *itemdef = createItemDefManager();
 882         // Create node definition manager
 883         IWritableNodeDefManager *nodedef = createNodeDefManager();
 884
 885         // Sound fetcher (useful when testing)
 886         GameOnDemandSoundFetcher soundfetcher;
 887
 888         // Sound manager
 889         ISoundManager *sound = NULL;
 890         bool sound_is_dummy = false;
 891 #if USE_SOUND
 892         if(g_settings->getBool("enable_sound")){
 893                 infostream<<"Attempting to use OpenAL audio"<<std::endl;
 894                 sound = createOpenALSoundManager(&soundfetcher);
 895                 if(!sound)
 896                         infostream<<"Failed to initialize OpenAL audio"<<std::endl;
 897         } else {
 898                 infostream<<"Sound disabled."<<std::endl;
 899         }
 900 #endif
 901         if(!sound){
 902                 infostream<<"Using dummy audio."<<std::endl;
 903                 sound = &dummySoundManager;
 904                 sound_is_dummy = true;
 905         }
 906
 907         // Event manager
 908         EventManager eventmgr;
 909
 910         // Sound maker
 911         SoundMaker soundmaker(sound, nodedef);
 912         soundmaker.registerReceiver(&eventmgr);
 913
 914         // Add chat log output for errors to be shown in chat
 915         LogOutputBuffer chat_log_error_buf(LMT_ERROR);
 916
 917         // Create UI for modifying quicktune values
 918         QuicktuneShortcutter quicktune;
 919
 920         /*
 921                 Create server.
 922                 SharedPtr will delete it when it goes out of scope.
 923         */
 924         SharedPtr<Server> server;
 925         if(address == ""){
 926                 draw_load_screen(L"Creating server...", driver, font);
 927                 infostream<<"Creating server"<<std::endl;
 928                 server = new Server(map_dir, configpath, gamespec,
 929                                 simple_singleplayer_mode);
 930                 server->start(port);
 931         }
 932
 933         try{
 934         do{ // Client scope (breakable do-while(0))
 935
 936         /*
 937                 Create client
 938         */
 939
 940         draw_load_screen(L"Creating client...", driver, font);
 941         infostream<<"Creating client"<<std::endl;
 942
 943         MapDrawControl draw_control;
 944
 945         Client client(device, playername.c_str(), password, draw_control,
 946                         tsrc, itemdef, nodedef, sound, &eventmgr);
 947
 948         // Client acts as our GameDef
 949         IGameDef *gamedef = &client;
 950
 951         draw_load_screen(L"Resolving address...", driver, font);
 952         Address connect_address(0,0,0,0, port);
 953         try{
 954                 if(address == "")
 955                         //connect_address.Resolve("localhost");
 956                         connect_address.setAddress(127,0,0,1);
 957                 else
 958                         connect_address.Resolve(address.c_str());
 959         }
 960         catch(ResolveError &e)
 961         {
 962                 error_message = L"Couldn't resolve address";
 963                 errorstream<<wide_to_narrow(error_message)<<std::endl;
 964                 // Break out of client scope
 965                 break;
 966         }
 967
 968         /*
 969                 Attempt to connect to the server
 970         */
 971
 972         infostream<<"Connecting to server at ";
 973         connect_address.print(&infostream);
 974         infostream<<std::endl;
 975         client.connect(connect_address);
 976
 977         /*
 978                 Wait for server to accept connection
 979         */
 980         bool could_connect = false;
 981         bool connect_aborted = false;
 982         try{
 983                 float frametime = 0.033;
 984                 float time_counter = 0.0;
 985                 input->clear();
 986                 while(device->run())
 987                 {
 988                         // Update client and server
 989                         client.step(frametime);
 990                         if(server != NULL)
 991                                 server->step(frametime);
 992
 993                         // End condition
 994                         if(client.connectedAndInitialized()){
 995                                 could_connect = true;
 996                                 break;
 997                         }
 998                         // Break conditions
 999                         if(client.accessDenied()){
1000                                 error_message = L"Access denied. Reason: "
1001                                                 +client.accessDeniedReason();
1002                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1003                                 break;
1004                         }
1005                         if(input->wasKeyDown(EscapeKey)){
1006                                 connect_aborted = true;
1007                                 infostream<<"Connect aborted [Escape]"<<std::endl;
1008                                 break;
1009                         }
1010
1011                         // Display status
1012                         std::wostringstream ss;
1013                         ss<<L"Connecting to server... (press Escape to cancel)\n";
1014                         std::wstring animation = L"/-\\|";
1015                         ss<<animation[(int)(time_counter/0.2)%4];
1016                         draw_load_screen(ss.str(), driver, font);
1017
1018                         // Delay a bit
1019                         sleep_ms(1000*frametime);
1020                         time_counter += frametime;
1021                 }
1022         }
1023         catch(con::PeerNotFoundException &e)
1024         {}
1025
1026         /*
1027                 Handle failure to connect
1028         */
1029         if(!could_connect){
1030                 if(error_message == L"" && !connect_aborted){
1031                         error_message = L"Connection failed";
1032                         errorstream<<wide_to_narrow(error_message)<<std::endl;
1033                 }
1034                 // Break out of client scope
1035                 break;
1036         }
1037
1038         /*
1039                 Wait until content has been received
1040         */
1041         bool got_content = false;
1042         bool content_aborted = false;
1043         {
1044                 float frametime = 0.033;
1045                 float time_counter = 0.0;
1046                 input->clear();
1047                 while(device->run())
1048                 {
1049                         // Update client and server
1050                         client.step(frametime);
1051                         if(server != NULL)
1052                                 server->step(frametime);
1053
1054                         // End condition
1055                         if(client.texturesReceived() &&
1056                                         client.itemdefReceived() &&
1057                                         client.nodedefReceived()){
1058                                 got_content = true;
1059                                 break;
1060                         }
1061                         // Break conditions
1062                         if(!client.connectedAndInitialized()){
1063                                 error_message = L"Client disconnected";
1064                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1065                                 break;
1066                         }
1067                         if(input->wasKeyDown(EscapeKey)){
1068                                 content_aborted = true;
1069                                 infostream<<"Connect aborted [Escape]"<<std::endl;
1070                                 break;
1071                         }
1072
1073                         // Display status
1074                         std::wostringstream ss;
1075                         ss<<L"Waiting content... (press Escape to cancel)\n";
1076
1077                         ss<<(client.itemdefReceived()?L"[X]":L"[  ]");
1078                         ss<<L" Item definitions\n";
1079                         ss<<(client.nodedefReceived()?L"[X]":L"[  ]");
1080                         ss<<L" Node definitions\n";
1081                         ss<<L"["<<(int)(client.mediaReceiveProgress()*100+0.5)<<L"%] ";
1082                         ss<<L" Media\n";
1083
1084                         draw_load_screen(ss.str(), driver, font);
1085
1086                         // Delay a bit
1087                         sleep_ms(1000*frametime);
1088                         time_counter += frametime;
1089                 }
1090         }
1091
1092         if(!got_content){
1093                 if(error_message == L"" && !content_aborted){
1094                         error_message = L"Something failed";
1095                         errorstream<<wide_to_narrow(error_message)<<std::endl;
1096                 }
1097                 // Break out of client scope
1098                 break;
1099         }
1100
1101         /*
1102                 After all content has been received:
1103                 Update cached textures, meshes and materials
1104         */
1105         client.afterContentReceived();
1106
1107         /*
1108                 Create the camera node
1109         */
1110         Camera camera(smgr, draw_control, gamedef);
1111         if (!camera.successfullyCreated(error_message))
1112                 return;
1113
1114         f32 camera_yaw = 0; // "right/left"
1115         f32 camera_pitch = 0; // "up/down"
1116
1117         /*
1118                 Clouds
1119         */
1120
1121         Clouds *clouds = NULL;
1122         if(g_settings->getBool("enable_clouds"))
1123         {
1124                 clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1, time(0));
1125         }
1126
1127         /*
1128                 Skybox thingy
1129         */
1130
1131         Sky *sky = NULL;
1132         sky = new Sky(smgr->getRootSceneNode(), smgr, -1);
1133
1134         /*
1135                 FarMesh
1136         */
1137
1138         FarMesh *farmesh = NULL;
1139         if(g_settings->getBool("enable_farmesh"))
1140         {
1141                 farmesh = new FarMesh(smgr->getRootSceneNode(), smgr, -1, client.getMapSeed(), &client);
1142         }
1143
1144         /*
1145                 A copy of the local inventory
1146         */
1147         Inventory local_inventory(itemdef);
1148
1149         /*
1150                 Find out size of crack animation
1151         */
1152         int crack_animation_length = 5;
1153         {
1154                 video::ITexture *t = tsrc->getTextureRaw("crack_anylength.png");
1155                 v2u32 size = t->getOriginalSize();
1156                 crack_animation_length = size.Y / size.X;
1157         }
1158
1159         /*
1160                 Add some gui stuff
1161         */
1162
1163         // First line of debug text
1164         gui::IGUIStaticText *guitext = guienv->addStaticText(
1165                         L"Minetest-c55",
1166                         core::rect<s32>(5, 5, 795, 5+text_height),
1167                         false, false);
1168         // Second line of debug text
1169         gui::IGUIStaticText *guitext2 = guienv->addStaticText(
1170                         L"",
1171                         core::rect<s32>(5, 5+(text_height+5)*1, 795, (5+text_height)*2),
1172                         false, false);
1173         // At the middle of the screen
1174         // Object infos are shown in this
1175         gui::IGUIStaticText *guitext_info = guienv->addStaticText(
1176                         L"",
1177                         core::rect<s32>(0,0,400,text_height*5+5) + v2s32(100,200),
1178                         false, false);
1179
1180         // Status text (displays info when showing and hiding GUI stuff, etc.)
1181         gui::IGUIStaticText *guitext_status = guienv->addStaticText(
1182                         L"<Status>",
1183                         core::rect<s32>(0,0,0,0),
1184                         false, false);
1185         guitext_status->setVisible(false);
1186
1187         std::wstring statustext;
1188         float statustext_time = 0;
1189
1190         // Chat text
1191         gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
1192                         L"",
1193                         core::rect<s32>(0,0,0,0),
1194                         //false, false); // Disable word wrap as of now
1195                         false, true);
1196         // Remove stale "recent" chat messages from previous connections
1197         chat_backend.clearRecentChat();
1198         // Chat backend and console
1199         GUIChatConsole *gui_chat_console = new GUIChatConsole(guienv, guienv->getRootGUIElement(), -1, &chat_backend, &client);
1200
1201         // Profiler text (size is updated when text is updated)
1202         gui::IGUIStaticText *guitext_profiler = guienv->addStaticText(
1203                         L"<Profiler>",
1204                         core::rect<s32>(0,0,0,0),
1205                         false, false);
1206         guitext_profiler->setBackgroundColor(video::SColor(120,0,0,0));
1207         guitext_profiler->setVisible(false);
1208
1209         /*
1210                 Some statistics are collected in these
1211         */
1212         u32 drawtime = 0;
1213         u32 beginscenetime = 0;
1214         u32 scenetime = 0;
1215         u32 endscenetime = 0;
1216
1217         float recent_turn_speed = 0.0;
1218
1219         ProfilerGraph graph;
1220         // Initially clear the profiler
1221         Profiler::GraphValues dummyvalues;
1222         g_profiler->graphGet(dummyvalues);
1223
1224         float nodig_delay_timer = 0.0;
1225         float dig_time = 0.0;
1226         u16 dig_index = 0;
1227         PointedThing pointed_old;
1228         bool digging = false;
1229         bool ldown_for_dig = false;
1230
1231         float damage_flash_timer = 0;
1232         s16 farmesh_range = 20*MAP_BLOCKSIZE;
1233
1234         const float object_hit_delay = 0.2;
1235         float object_hit_delay_timer = 0.0;
1236         float time_from_last_punch = 10;
1237
1238         float update_draw_list_timer = 0.0;
1239         v3f update_draw_list_last_cam_dir;
1240
1241         bool invert_mouse = g_settings->getBool("invert_mouse");
1242
1243         bool respawn_menu_active = false;
1244         bool update_wielded_item_trigger = false;
1245
1246         bool show_hud = true;
1247         bool show_chat = true;
1248         bool force_fog_off = false;
1249         bool disable_camera_update = false;
1250         bool show_debug = g_settings->getBool("show_debug");
1251         bool show_profiler_graph = false;
1252         u32 show_profiler = 0;
1253         u32 show_profiler_max = 3;  // Number of pages
1254
1255         float time_of_day = 0;
1256         float time_of_day_smooth = 0;
1257
1258         /*
1259                 Main loop
1260         */
1261
1262         bool first_loop_after_window_activation = true;
1263
1264         // TODO: Convert the static interval timers to these
1265         // Interval limiter for profiler
1266         IntervalLimiter m_profiler_interval;
1267
1268         // Time is in milliseconds
1269         // NOTE: getRealTime() causes strange problems in wine (imprecision?)
1270         // NOTE: So we have to use getTime() and call run()s between them
1271         u32 lasttime = device->getTimer()->getTime();
1272
1273         for(;;)
1274         {
1275                 if(device->run() == false || kill == true)
1276                         break;
1277
1278                 // Time of frame without fps limit
1279                 float busytime;
1280                 u32 busytime_u32;
1281                 {
1282                         // not using getRealTime is necessary for wine
1283                         u32 time = device->getTimer()->getTime();
1284                         if(time > lasttime)
1285                                 busytime_u32 = time - lasttime;
1286                         else
1287                                 busytime_u32 = 0;
1288                         busytime = busytime_u32 / 1000.0;
1289                 }
1290
1291                 g_profiler->graphAdd("mainloop_other", busytime - (float)drawtime/1000.0f);
1292
1293                 // Necessary for device->getTimer()->getTime()
1294                 device->run();
1295
1296                 /*
1297                         FPS limiter
1298                 */
1299
1300                 {
1301                         float fps_max = g_settings->getFloat("fps_max");
1302                         u32 frametime_min = 1000./fps_max;
1303
1304                         if(busytime_u32 < frametime_min)
1305                         {
1306                                 u32 sleeptime = frametime_min - busytime_u32;
1307                                 device->sleep(sleeptime);
1308                                 g_profiler->graphAdd("mainloop_sleep", (float)sleeptime/1000.0f);
1309                         }
1310                 }
1311
1312                 // Necessary for device->getTimer()->getTime()
1313                 device->run();
1314
1315                 /*
1316                         Time difference calculation
1317                 */
1318                 f32 dtime; // in seconds
1319
1320                 u32 time = device->getTimer()->getTime();
1321                 if(time > lasttime)
1322                         dtime = (time - lasttime) / 1000.0;
1323                 else
1324                         dtime = 0;
1325                 lasttime = time;
1326
1327                 g_profiler->graphAdd("mainloop_dtime", dtime);
1328
1329                 /* Run timers */
1330
1331                 if(nodig_delay_timer >= 0)
1332                         nodig_delay_timer -= dtime;
1333                 if(object_hit_delay_timer >= 0)
1334                         object_hit_delay_timer -= dtime;
1335                 time_from_last_punch += dtime;
1336
1337                 g_profiler->add("Elapsed time", dtime);
1338                 g_profiler->avg("FPS", 1./dtime);
1339
1340                 /*
1341                         Time average and jitter calculation
1342                 */
1343
1344                 static f32 dtime_avg1 = 0.0;
1345                 dtime_avg1 = dtime_avg1 * 0.96 + dtime * 0.04;
1346                 f32 dtime_jitter1 = dtime - dtime_avg1;
1347
1348                 static f32 dtime_jitter1_max_sample = 0.0;
1349                 static f32 dtime_jitter1_max_fraction = 0.0;
1350                 {
1351                         static f32 jitter1_max = 0.0;
1352                         static f32 counter = 0.0;
1353                         if(dtime_jitter1 > jitter1_max)
1354                                 jitter1_max = dtime_jitter1;
1355                         counter += dtime;
1356                         if(counter > 0.0)
1357                         {
1358                                 counter -= 3.0;
1359                                 dtime_jitter1_max_sample = jitter1_max;
1360                                 dtime_jitter1_max_fraction
1361                                                 = dtime_jitter1_max_sample / (dtime_avg1+0.001);
1362                                 jitter1_max = 0.0;
1363                         }
1364                 }
1365
1366                 /*
1367                         Busytime average and jitter calculation
1368                 */
1369
1370                 static f32 busytime_avg1 = 0.0;
1371                 busytime_avg1 = busytime_avg1 * 0.98 + busytime * 0.02;
1372                 f32 busytime_jitter1 = busytime - busytime_avg1;
1373
1374                 static f32 busytime_jitter1_max_sample = 0.0;
1375                 static f32 busytime_jitter1_min_sample = 0.0;
1376                 {
1377                         static f32 jitter1_max = 0.0;
1378                         static f32 jitter1_min = 0.0;
1379                         static f32 counter = 0.0;
1380                         if(busytime_jitter1 > jitter1_max)
1381                                 jitter1_max = busytime_jitter1;
1382                         if(busytime_jitter1 < jitter1_min)
1383                                 jitter1_min = busytime_jitter1;
1384                         counter += dtime;
1385                         if(counter > 0.0){
1386                                 counter -= 3.0;
1387                                 busytime_jitter1_max_sample = jitter1_max;
1388                                 busytime_jitter1_min_sample = jitter1_min;
1389                                 jitter1_max = 0.0;
1390                                 jitter1_min = 0.0;
1391                         }
1392                 }
1393
1394                 /*
1395                         Handle miscellaneous stuff
1396                 */
1397
1398                 if(client.accessDenied())
1399                 {
1400                         error_message = L"Access denied. Reason: "
1401                                         +client.accessDeniedReason();
1402                         errorstream<<wide_to_narrow(error_message)<<std::endl;
1403                         break;
1404                 }
1405
1406                 if(g_gamecallback->disconnect_requested)
1407                 {
1408                         g_gamecallback->disconnect_requested = false;
1409                         break;
1410                 }
1411
1412                 if(g_gamecallback->changepassword_requested)
1413                 {
1414                         (new GUIPasswordChange(guienv, guiroot, -1,
1415                                 &g_menumgr, &client))->drop();
1416                         g_gamecallback->changepassword_requested = false;
1417                 }
1418
1419                 /*
1420                         Process TextureSource's queue
1421                 */
1422                 tsrc->processQueue();
1423
1424                 /*
1425                         Random calculations
1426                 */
1427                 last_screensize = screensize;
1428                 screensize = driver->getScreenSize();
1429                 v2s32 displaycenter(screensize.X/2,screensize.Y/2);
1430                 //bool screensize_changed = screensize != last_screensize;
1431
1432                 // Resize hotbar
1433                 if(screensize.Y <= 800)
1434                         hotbar_imagesize = 32;
1435                 else if(screensize.Y <= 1280)
1436                         hotbar_imagesize = 48;
1437                 else
1438                         hotbar_imagesize = 64;
1439
1440                 // Hilight boxes collected during the loop and displayed
1441                 std::vector<aabb3f> hilightboxes;
1442
1443                 // Info text
1444                 std::wstring infotext;
1445
1446                 /*
1447                         Debug info for client
1448                 */
1449                 {
1450                         static float counter = 0.0;
1451                         counter -= dtime;
1452                         if(counter < 0)
1453                         {
1454                                 counter = 30.0;
1455                                 client.printDebugInfo(infostream);
1456                         }
1457                 }
1458
1459                 /*
1460                         Profiler
1461                 */
1462                 float profiler_print_interval =
1463                                 g_settings->getFloat("profiler_print_interval");
1464                 bool print_to_log = true;
1465                 if(profiler_print_interval == 0){
1466                         print_to_log = false;
1467                         profiler_print_interval = 5;
1468                 }
1469                 if(m_profiler_interval.step(dtime, profiler_print_interval))
1470                 {
1471                         if(print_to_log){
1472                                 infostream<<"Profiler:"<<std::endl;
1473                                 g_profiler->print(infostream);
1474                         }
1475
1476                         update_profiler_gui(guitext_profiler, font, text_height,
1477                                         show_profiler, show_profiler_max);
1478
1479                         g_profiler->clear();
1480                 }
1481
1482                 /*
1483                         Direct handling of user input
1484                 */
1485
1486                 // Reset input if window not active or some menu is active
1487                 if(device->isWindowActive() == false
1488                                 || noMenuActive() == false
1489                                 || guienv->hasFocus(gui_chat_console))
1490                 {
1491                         input->clear();
1492                 }
1493
1494                 // Input handler step() (used by the random input generator)
1495                 input->step(dtime);
1496
1497                 /*
1498                         Launch menus and trigger stuff according to keys
1499                 */
1500                 if(input->wasKeyDown(getKeySetting("keymap_drop")))
1501                 {
1502                         // drop selected item
1503                         IDropAction *a = new IDropAction();
1504                         a->count = 0;
1505                         a->from_inv.setCurrentPlayer();
1506                         a->from_list = "main";
1507                         a->from_i = client.getPlayerItem();
1508                         client.inventoryAction(a);
1509                 }
1510                 else if(input->wasKeyDown(getKeySetting("keymap_inventory")))
1511                 {
1512                         infostream<<"the_game: "
1513                                         <<"Launching inventory"<<std::endl;
1514
1515                         GUIFormSpecMenu *menu =
1516                                 new GUIFormSpecMenu(guienv, guiroot, -1,
1517                                         &g_menumgr,
1518                                         &client, gamedef);
1519
1520                         InventoryLocation inventoryloc;
1521                         inventoryloc.setCurrentPlayer();
1522
1523                         PlayerInventoryFormSource *src = new PlayerInventoryFormSource(&client);
1524                         assert(src);
1525                         menu->setFormSpec(src->getForm(), inventoryloc);
1526                         menu->setFormSource(src);
1527                         menu->setTextDest(new TextDestPlayerInventory(&client));
1528                         menu->drop();
1529                 }
1530                 else if(input->wasKeyDown(EscapeKey))
1531                 {
1532                         infostream<<"the_game: "
1533                                         <<"Launching pause menu"<<std::endl;
1534                         // It will delete itself by itself
1535                         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1536                                         &g_menumgr, simple_singleplayer_mode))->drop();
1537
1538                         // Move mouse cursor on top of the disconnect button
1539                         if(simple_singleplayer_mode)
1540                                 input->setMousePos(displaycenter.X, displaycenter.Y+0);
1541                         else
1542                                 input->setMousePos(displaycenter.X, displaycenter.Y+25);
1543                 }
1544                 else if(input->wasKeyDown(getKeySetting("keymap_chat")))
1545                 {
1546                         TextDest *dest = new TextDestChat(&client);
1547
1548                         (new GUITextInputMenu(guienv, guiroot, -1,
1549                                         &g_menumgr, dest,
1550                                         L""))->drop();
1551                 }
1552                 else if(input->wasKeyDown(getKeySetting("keymap_cmd")))
1553                 {
1554                         TextDest *dest = new TextDestChat(&client);
1555
1556                         (new GUITextInputMenu(guienv, guiroot, -1,
1557                                         &g_menumgr, dest,
1558                                         L"/"))->drop();
1559                 }
1560                 else if(input->wasKeyDown(getKeySetting("keymap_console")))
1561                 {
1562                         if (!gui_chat_console->isOpenInhibited())
1563                         {
1564                                 // Open up to over half of the screen
1565                                 gui_chat_console->openConsole(0.6);
1566                                 guienv->setFocus(gui_chat_console);
1567                         }
1568                 }
1569                 else if(input->wasKeyDown(getKeySetting("keymap_freemove")))
1570                 {
1571                         if(g_settings->getBool("free_move"))
1572                         {
1573                                 g_settings->set("free_move","false");
1574                                 statustext = L"free_move disabled";
1575                                 statustext_time = 0;
1576                         }
1577                         else
1578                         {
1579                                 g_settings->set("free_move","true");
1580                                 statustext = L"free_move enabled";
1581                                 statustext_time = 0;
1582                                 if(!client.checkPrivilege("fly"))
1583                                         statustext += L" (note: no 'fly' privilege)";
1584                         }
1585                 }
1586                 else if(input->wasKeyDown(getKeySetting("keymap_fastmove")))
1587                 {
1588                         if(g_settings->getBool("fast_move"))
1589                         {
1590                                 g_settings->set("fast_move","false");
1591                                 statustext = L"fast_move disabled";
1592                                 statustext_time = 0;
1593                         }
1594                         else
1595                         {
1596                                 g_settings->set("fast_move","true");
1597                                 statustext = L"fast_move enabled";
1598                                 statustext_time = 0;
1599                                 if(!client.checkPrivilege("fast"))
1600                                         statustext += L" (note: no 'fast' privilege)";
1601                         }
1602                 }
1603                 else if(input->wasKeyDown(getKeySetting("keymap_screenshot")))
1604                 {
1605                         irr::video::IImage* const image = driver->createScreenShot();
1606                         if (image) {
1607                                 irr::c8 filename[256];
1608                                 snprintf(filename, 256, "%s" DIR_DELIM "screenshot_%u.png",
1609                                                  g_settings->get("screenshot_path").c_str(),
1610                                                  device->getTimer()->getRealTime());
1611                                 if (driver->writeImageToFile(image, filename)) {
1612                                         std::wstringstream sstr;
1613                                         sstr<<"Saved screenshot to '"<<filename<<"'";
1614                                         infostream<<"Saved screenshot to '"<<filename<<"'"<<std::endl;
1615                                         statustext = sstr.str();
1616                                         statustext_time = 0;
1617                                 } else{
1618                                         infostream<<"Failed to save screenshot '"<<filename<<"'"<<std::endl;
1619                                 }
1620                                 image->drop();
1621                         }
1622                 }
1623                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_hud")))
1624                 {
1625                         show_hud = !show_hud;
1626                         if(show_hud)
1627                                 statustext = L"HUD shown";
1628                         else
1629                                 statustext = L"HUD hidden";
1630                         statustext_time = 0;
1631                 }
1632                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_chat")))
1633                 {
1634                         show_chat = !show_chat;
1635                         if(show_chat)
1636                                 statustext = L"Chat shown";
1637                         else
1638                                 statustext = L"Chat hidden";
1639                         statustext_time = 0;
1640                 }
1641                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_force_fog_off")))
1642                 {
1643                         force_fog_off = !force_fog_off;
1644                         if(force_fog_off)
1645                                 statustext = L"Fog disabled";
1646                         else
1647                                 statustext = L"Fog enabled";
1648                         statustext_time = 0;
1649                 }
1650                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_update_camera")))
1651                 {
1652                         disable_camera_update = !disable_camera_update;
1653                         if(disable_camera_update)
1654                                 statustext = L"Camera update disabled";
1655                         else
1656                                 statustext = L"Camera update enabled";
1657                         statustext_time = 0;
1658                 }
1659                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_debug")))
1660                 {
1661                         // Initial / 3x toggle: Chat only
1662                         // 1x toggle: Debug text with chat
1663                         // 2x toggle: Debug text with profiler graph
1664                         if(!show_debug)
1665                         {
1666                                 show_debug = true;
1667                                 show_profiler_graph = false;
1668                                 statustext = L"Debug info shown";
1669                                 statustext_time = 0;
1670                         }
1671                         else if(show_profiler_graph)
1672                         {
1673                                 show_debug = false;
1674                                 show_profiler_graph = false;
1675                                 statustext = L"Debug info and profiler graph hidden";
1676                                 statustext_time = 0;
1677                         }
1678                         else
1679                         {
1680                                 show_profiler_graph = true;
1681                                 statustext = L"Profiler graph shown";
1682                                 statustext_time = 0;
1683                         }
1684                 }
1685                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_profiler")))
1686                 {
1687                         show_profiler = (show_profiler + 1) % (show_profiler_max + 1);
1688
1689                         // FIXME: This updates the profiler with incomplete values
1690                         update_profiler_gui(guitext_profiler, font, text_height,
1691                                         show_profiler, show_profiler_max);
1692
1693                         if(show_profiler != 0)
1694                         {
1695                                 std::wstringstream sstr;
1696                                 sstr<<"Profiler shown (page "<<show_profiler
1697                                         <<" of "<<show_profiler_max<<")";
1698                                 statustext = sstr.str();
1699                                 statustext_time = 0;
1700                         }
1701                         else
1702                         {
1703                                 statustext = L"Profiler hidden";
1704                                 statustext_time = 0;
1705                         }
1706                 }
1707                 else if(input->wasKeyDown(getKeySetting("keymap_increase_viewing_range_min")))
1708                 {
1709                         s16 range = g_settings->getS16("viewing_range_nodes_min");
1710                         s16 range_new = range + 10;
1711                         g_settings->set("viewing_range_nodes_min", itos(range_new));
1712                         statustext = narrow_to_wide(
1713                                         "Minimum viewing range changed to "
1714                                         + itos(range_new));
1715                         statustext_time = 0;
1716                 }
1717                 else if(input->wasKeyDown(getKeySetting("keymap_decrease_viewing_range_min")))
1718                 {
1719                         s16 range = g_settings->getS16("viewing_range_nodes_min");
1720                         s16 range_new = range - 10;
1721                         if(range_new < 0)
1722                                 range_new = range;
1723                         g_settings->set("viewing_range_nodes_min",
1724                                         itos(range_new));
1725                         statustext = narrow_to_wide(
1726                                         "Minimum viewing range changed to "
1727                                         + itos(range_new));
1728                         statustext_time = 0;
1729                 }
1730
1731                 // Handle QuicktuneShortcutter
1732                 if(input->wasKeyDown(getKeySetting("keymap_quicktune_next")))
1733                         quicktune.next();
1734                 if(input->wasKeyDown(getKeySetting("keymap_quicktune_prev")))
1735                         quicktune.prev();
1736                 if(input->wasKeyDown(getKeySetting("keymap_quicktune_inc")))
1737                         quicktune.inc();
1738                 if(input->wasKeyDown(getKeySetting("keymap_quicktune_dec")))
1739                         quicktune.dec();
1740                 {
1741                         std::string msg = quicktune.getMessage();
1742                         if(msg != ""){
1743                                 statustext = narrow_to_wide(msg);
1744                                 statustext_time = 0;
1745                         }
1746                 }
1747
1748                 // Item selection with mouse wheel
1749                 u16 new_playeritem = client.getPlayerItem();
1750                 {
1751                         s32 wheel = input->getMouseWheel();
1752                         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE-1,
1753                                         hotbar_itemcount-1);
1754
1755                         if(wheel < 0)
1756                         {
1757                                 if(new_playeritem < max_item)
1758                                         new_playeritem++;
1759                                 else
1760                                         new_playeritem = 0;
1761                         }
1762                         else if(wheel > 0)
1763                         {
1764                                 if(new_playeritem > 0)
1765                                         new_playeritem--;
1766                                 else
1767                                         new_playeritem = max_item;
1768                         }
1769                 }
1770
1771                 // Item selection
1772                 for(u16 i=0; i<10; i++)
1773                 {
1774                         const KeyPress *kp = NumberKey + (i + 1) % 10;
1775                         if(input->wasKeyDown(*kp))
1776                         {
1777                                 if(i < PLAYER_INVENTORY_SIZE && i < hotbar_itemcount)
1778                                 {
1779                                         new_playeritem = i;
1780
1781                                         infostream<<"Selected item: "
1782                                                         <<new_playeritem<<std::endl;
1783                                 }
1784                         }
1785                 }
1786
1787                 // Viewing range selection
1788                 if(input->wasKeyDown(getKeySetting("keymap_rangeselect")))
1789                 {
1790                         draw_control.range_all = !draw_control.range_all;
1791                         if(draw_control.range_all)
1792                         {
1793                                 infostream<<"Enabled full viewing range"<<std::endl;
1794                                 statustext = L"Enabled full viewing range";
1795                                 statustext_time = 0;
1796                         }
1797                         else
1798                         {
1799                                 infostream<<"Disabled full viewing range"<<std::endl;
1800                                 statustext = L"Disabled full viewing range";
1801                                 statustext_time = 0;
1802                         }
1803                 }
1804
1805                 // Print debug stacks
1806                 if(input->wasKeyDown(getKeySetting("keymap_print_debug_stacks")))
1807                 {
1808                         dstream<<"-----------------------------------------"
1809                                         <<std::endl;
1810                         dstream<<DTIME<<"Printing debug stacks:"<<std::endl;
1811                         dstream<<"-----------------------------------------"
1812                                         <<std::endl;
1813                         debug_stacks_print();
1814                 }
1815
1816                 /*
1817                         Mouse and camera control
1818                         NOTE: Do this before client.setPlayerControl() to not cause a camera lag of one frame
1819                 */
1820
1821                 float turn_amount = 0;
1822                 if((device->isWindowActive() && noMenuActive()) || random_input)
1823                 {
1824                         if(!random_input)
1825                         {
1826                                 // Mac OSX gets upset if this is set every frame
1827                                 if(device->getCursorControl()->isVisible())
1828                                         device->getCursorControl()->setVisible(false);
1829                         }
1830
1831                         if(first_loop_after_window_activation){
1832                                 //infostream<<"window active, first loop"<<std::endl;
1833                                 first_loop_after_window_activation = false;
1834                         }
1835                         else{
1836                                 s32 dx = input->getMousePos().X - displaycenter.X;
1837                                 s32 dy = input->getMousePos().Y - displaycenter.Y;
1838                                 if(invert_mouse)
1839                                         dy = -dy;
1840                                 //infostream<<"window active, pos difference "<<dx<<","<<dy<<std::endl;
1841
1842                                 /*const float keyspeed = 500;
1843                                 if(input->isKeyDown(irr::KEY_UP))
1844                                         dy -= dtime * keyspeed;
1845                                 if(input->isKeyDown(irr::KEY_DOWN))
1846                                         dy += dtime * keyspeed;
1847                                 if(input->isKeyDown(irr::KEY_LEFT))
1848                                         dx -= dtime * keyspeed;
1849                                 if(input->isKeyDown(irr::KEY_RIGHT))
1850                                         dx += dtime * keyspeed;*/
1851
1852                                 float d = 0.2;
1853                                 camera_yaw -= dx*d;
1854                                 camera_pitch += dy*d;
1855                                 if(camera_pitch < -89.5) camera_pitch = -89.5;
1856                                 if(camera_pitch > 89.5) camera_pitch = 89.5;
1857
1858                                 turn_amount = v2f(dx, dy).getLength() * d;
1859                         }
1860                         input->setMousePos(displaycenter.X, displaycenter.Y);
1861                 }
1862                 else{
1863                         // Mac OSX gets upset if this is set every frame
1864                         if(device->getCursorControl()->isVisible() == false)
1865                                 device->getCursorControl()->setVisible(true);
1866
1867                         //infostream<<"window inactive"<<std::endl;
1868                         first_loop_after_window_activation = true;
1869                 }
1870                 recent_turn_speed = recent_turn_speed * 0.9 + turn_amount * 0.1;
1871                 //std::cerr<<"recent_turn_speed = "<<recent_turn_speed<<std::endl;
1872
1873                 /*
1874                         Player speed control
1875                 */
1876                 {
1877                         /*bool a_up,
1878                         bool a_down,
1879                         bool a_left,
1880                         bool a_right,
1881                         bool a_jump,
1882                         bool a_superspeed,
1883                         bool a_sneak,
1884                         float a_pitch,
1885                         float a_yaw*/
1886                         PlayerControl control(
1887                                 input->isKeyDown(getKeySetting("keymap_forward")),
1888                                 input->isKeyDown(getKeySetting("keymap_backward")),
1889                                 input->isKeyDown(getKeySetting("keymap_left")),
1890                                 input->isKeyDown(getKeySetting("keymap_right")),
1891                                 input->isKeyDown(getKeySetting("keymap_jump")),
1892                                 input->isKeyDown(getKeySetting("keymap_special1")),
1893                                 input->isKeyDown(getKeySetting("keymap_sneak")),
1894                                 camera_pitch,
1895                                 camera_yaw
1896                         );
1897                         client.setPlayerControl(control);
1898                 }
1899
1900                 /*
1901                         Run server
1902                 */
1903
1904                 if(server != NULL)
1905                 {
1906                         //TimeTaker timer("server->step(dtime)");
1907                         server->step(dtime);
1908                 }
1909
1910                 /*
1911                         Process environment
1912                 */
1913
1914                 {
1915                         //TimeTaker timer("client.step(dtime)");
1916                         client.step(dtime);
1917                         //client.step(dtime_avg1);
1918                 }
1919
1920                 {
1921                         // Read client events
1922                         for(;;)
1923                         {
1924                                 ClientEvent event = client.getClientEvent();
1925                                 if(event.type == CE_NONE)
1926                                 {
1927                                         break;
1928                                 }
1929                                 else if(event.type == CE_PLAYER_DAMAGE)
1930                                 {
1931                                         //u16 damage = event.player_damage.amount;
1932                                         //infostream<<"Player damage: "<<damage<<std::endl;
1933                                         damage_flash_timer = 0.05;
1934                                         if(event.player_damage.amount >= 2){
1935                                                 damage_flash_timer += 0.05 * event.player_damage.amount;
1936                                         }
1937                                 }
1938                                 else if(event.type == CE_PLAYER_FORCE_MOVE)
1939                                 {
1940                                         camera_yaw = event.player_force_move.yaw;
1941                                         camera_pitch = event.player_force_move.pitch;
1942                                 }
1943                                 else if(event.type == CE_DEATHSCREEN)
1944                                 {
1945                                         if(respawn_menu_active)
1946                                                 continue;
1947
1948                                         /*bool set_camera_point_target =
1949                                                         event.deathscreen.set_camera_point_target;
1950                                         v3f camera_point_target;
1951                                         camera_point_target.X = event.deathscreen.camera_point_target_x;
1952                                         camera_point_target.Y = event.deathscreen.camera_point_target_y;
1953                                         camera_point_target.Z = event.deathscreen.camera_point_target_z;*/
1954                                         MainRespawnInitiator *respawner =
1955                                                         new MainRespawnInitiator(
1956                                                                         &respawn_menu_active, &client);
1957                                         GUIDeathScreen *menu =
1958                                                         new GUIDeathScreen(guienv, guiroot, -1,
1959                                                                 &g_menumgr, respawner);
1960                                         menu->drop();
1961
1962                                         chat_backend.addMessage(L"", L"You died.");
1963
1964                                         /* Handle visualization */
1965
1966                                         damage_flash_timer = 0;
1967
1968                                         /*LocalPlayer* player = client.getLocalPlayer();
1969                                         player->setPosition(player->getPosition() + v3f(0,-BS,0));
1970                                         camera.update(player, busytime, screensize);*/
1971                                 }
1972                                 else if(event.type == CE_TEXTURES_UPDATED)
1973                                 {
1974                                         update_wielded_item_trigger = true;
1975                                 }
1976                         }
1977                 }
1978
1979                 //TimeTaker //timer2("//timer2");
1980
1981                 /*
1982                         For interaction purposes, get info about the held item
1983                         - What item is it?
1984                         - Is it a usable item?
1985                         - Can it point to liquids?
1986                 */
1987                 ItemStack playeritem;
1988                 bool playeritem_usable = false;
1989                 bool playeritem_liquids_pointable = false;
1990                 {
1991                         InventoryList *mlist = local_inventory.getList("main");
1992                         if(mlist != NULL)
1993                         {
1994                                 playeritem = mlist->getItem(client.getPlayerItem());
1995                                 playeritem_usable = playeritem.getDefinition(itemdef).usable;
1996                                 playeritem_liquids_pointable = playeritem.getDefinition(itemdef).liquids_pointable;
1997                         }
1998                 }
1999                 ToolCapabilities playeritem_toolcap =
2000                                 playeritem.getToolCapabilities(itemdef);
2001
2002                 /*
2003                         Update camera
2004                 */
2005
2006                 LocalPlayer* player = client.getEnv().getLocalPlayer();
2007                 float full_punch_interval = playeritem_toolcap.full_punch_interval;
2008                 float tool_reload_ratio = time_from_last_punch / full_punch_interval;
2009                 tool_reload_ratio = MYMIN(tool_reload_ratio, 1.0);
2010                 camera.update(player, busytime, screensize, tool_reload_ratio);
2011                 camera.step(dtime);
2012
2013                 v3f player_position = player->getPosition();
2014                 v3f camera_position = camera.getPosition();
2015                 v3f camera_direction = camera.getDirection();
2016                 f32 camera_fov = camera.getFovMax();
2017
2018                 if(!disable_camera_update){
2019                         client.getEnv().getClientMap().updateCamera(camera_position,
2020                                 camera_direction, camera_fov);
2021                 }
2022
2023                 // Update sound listener
2024                 sound->updateListener(camera.getCameraNode()->getPosition(),
2025                                 v3f(0,0,0), // velocity
2026                                 camera.getDirection(),
2027                                 camera.getCameraNode()->getUpVector());
2028                 sound->setListenerGain(g_settings->getFloat("sound_volume"));
2029
2030                 /*
2031                         Update sound maker
2032                 */
2033                 {
2034                         soundmaker.step(dtime);
2035
2036                         ClientMap &map = client.getEnv().getClientMap();
2037                         MapNode n = map.getNodeNoEx(player->getStandingNodePos());
2038                         soundmaker.m_player_step_sound = nodedef->get(n).sound_footstep;
2039                 }
2040
2041                 /*
2042                         Calculate what block is the crosshair pointing to
2043                 */
2044
2045                 //u32 t1 = device->getTimer()->getRealTime();
2046
2047                 f32 d = 4; // max. distance
2048                 core::line3d<f32> shootline(camera_position,
2049                                 camera_position + camera_direction * BS * (d+1));
2050
2051                 ClientActiveObject *selected_object = NULL;
2052
2053                 PointedThing pointed = getPointedThing(
2054                                 // input
2055                                 &client, player_position, camera_direction,
2056                                 camera_position, shootline, d,
2057                                 playeritem_liquids_pointable, !ldown_for_dig,
2058                                 // output
2059                                 hilightboxes,
2060                                 selected_object);
2061
2062                 if(pointed != pointed_old)
2063                 {
2064                         infostream<<"Pointing at "<<pointed.dump()<<std::endl;
2065                         //dstream<<"Pointing at "<<pointed.dump()<<std::endl;
2066                 }
2067
2068                 /*
2069                         Stop digging when
2070                         - releasing left mouse button
2071                         - pointing away from node
2072                 */
2073                 if(digging)
2074                 {
2075                         if(input->getLeftReleased())
2076                         {
2077                                 infostream<<"Left button released"
2078                                         <<" (stopped digging)"<<std::endl;
2079                                 digging = false;
2080                         }
2081                         else if(pointed != pointed_old)
2082                         {
2083                                 if (pointed.type == POINTEDTHING_NODE
2084                                         && pointed_old.type == POINTEDTHING_NODE
2085                                         && pointed.node_undersurface == pointed_old.node_undersurface)
2086                                 {
2087                                         // Still pointing to the same node,
2088                                         // but a different face. Don't reset.
2089                                 }
2090                                 else
2091                                 {
2092                                         infostream<<"Pointing away from node"
2093                                                 <<" (stopped digging)"<<std::endl;
2094                                         digging = false;
2095                                 }
2096                         }
2097                         if(!digging)
2098                         {
2099                                 client.interact(1, pointed_old);
2100                                 client.setCrack(-1, v3s16(0,0,0));
2101                                 dig_time = 0.0;
2102                         }
2103                 }
2104                 if(!digging && ldown_for_dig && !input->getLeftState())
2105                 {
2106                         ldown_for_dig = false;
2107                 }
2108
2109                 bool left_punch = false;
2110                 soundmaker.m_player_leftpunch_sound.name = "";
2111
2112                 if(playeritem_usable && input->getLeftState())
2113                 {
2114                         if(input->getLeftClicked())
2115                                 client.interact(4, pointed);
2116                 }
2117                 else if(pointed.type == POINTEDTHING_NODE)
2118                 {
2119                         v3s16 nodepos = pointed.node_undersurface;
2120                         v3s16 neighbourpos = pointed.node_abovesurface;
2121
2122                         /*
2123                                 Check information text of node
2124                         */
2125
2126                         ClientMap &map = client.getEnv().getClientMap();
2127                         NodeMetadata *meta = map.getNodeMetadata(nodepos);
2128                         if(meta){
2129                                 infotext = narrow_to_wide(meta->getString("infotext"));
2130                         } else {
2131                                 MapNode n = map.getNode(nodepos);
2132                                 if(nodedef->get(n).tiledef[0].name == "unknown_block.png"){
2133                                         infotext = L"Unknown node: ";
2134                                         infotext += narrow_to_wide(nodedef->get(n).name);
2135                                 }
2136                         }
2137
2138                         // We can't actually know, but assume the sound of right-clicking
2139                         // to be the sound of placing a node
2140                         soundmaker.m_player_rightpunch_sound.gain = 0.5;
2141                         soundmaker.m_player_rightpunch_sound.name = "default_place_node";
2142
2143                         /*
2144                                 Handle digging
2145                         */
2146
2147                         if(nodig_delay_timer <= 0.0 && input->getLeftState())
2148                         {
2149                                 if(!digging)
2150                                 {
2151                                         infostream<<"Started digging"<<std::endl;
2152                                         client.interact(0, pointed);
2153                                         digging = true;
2154                                         ldown_for_dig = true;
2155                                 }
2156                                 MapNode n = client.getEnv().getClientMap().getNode(nodepos);
2157
2158                                 // NOTE: Similar piece of code exists on the server side for
2159                                 // cheat detection.
2160                                 // Get digging parameters
2161                                 DigParams params = getDigParams(nodedef->get(n).groups,
2162                                                 &playeritem_toolcap);
2163                                 // If can't dig, try hand
2164                                 if(!params.diggable){
2165                                         const ItemDefinition &hand = itemdef->get("");
2166                                         const ToolCapabilities *tp = hand.tool_capabilities;
2167                                         if(tp)
2168                                                 params = getDigParams(nodedef->get(n).groups, tp);
2169                                 }
2170
2171                                 SimpleSoundSpec sound_dig = nodedef->get(n).sound_dig;
2172                                 if(sound_dig.exists()){
2173                                         if(sound_dig.name == "__group"){
2174                                                 if(params.main_group != ""){
2175                                                         soundmaker.m_player_leftpunch_sound.gain = 0.5;
2176                                                         soundmaker.m_player_leftpunch_sound.name =
2177                                                                         std::string("default_dig_") +
2178                                                                                         params.main_group;
2179                                                 }
2180                                         } else{
2181                                                 soundmaker.m_player_leftpunch_sound = sound_dig;
2182                                         }
2183                                 }
2184
2185                                 float dig_time_complete = 0.0;
2186
2187                                 if(params.diggable == false)
2188                                 {
2189                                         // I guess nobody will wait for this long
2190                                         dig_time_complete = 10000000.0;
2191                                 }
2192                                 else
2193                                 {
2194                                         dig_time_complete = params.time;
2195                                 }
2196
2197                                 if(dig_time_complete >= 0.001)
2198                                 {
2199                                         dig_index = (u16)((float)crack_animation_length
2200                                                         * dig_time/dig_time_complete);
2201                                 }
2202                                 // This is for torches
2203                                 else
2204                                 {
2205                                         dig_index = crack_animation_length;
2206                                 }
2207
2208                                 // Don't show cracks if not diggable
2209                                 if(dig_time_complete >= 100000.0)
2210                                 {
2211                                 }
2212                                 else if(dig_index < crack_animation_length)
2213                                 {
2214                                         //TimeTaker timer("client.setTempMod");
2215                                         //infostream<<"dig_index="<<dig_index<<std::endl;
2216                                         client.setCrack(dig_index, nodepos);
2217                                 }
2218                                 else
2219                                 {
2220                                         infostream<<"Digging completed"<<std::endl;
2221                                         client.interact(2, pointed);
2222                                         client.setCrack(-1, v3s16(0,0,0));
2223                                         MapNode wasnode = map.getNode(nodepos);
2224                                         client.removeNode(nodepos);
2225
2226                                         dig_time = 0;
2227                                         digging = false;
2228
2229                                         nodig_delay_timer = dig_time_complete
2230                                                         / (float)crack_animation_length;
2231
2232                                         // We don't want a corresponding delay to
2233                                         // very time consuming nodes
2234                                         if(nodig_delay_timer > 0.3)
2235                                                 nodig_delay_timer = 0.3;
2236                                         // We want a slight delay to very little
2237                                         // time consuming nodes
2238                                         float mindelay = 0.15;
2239                                         if(nodig_delay_timer < mindelay)
2240                                                 nodig_delay_timer = mindelay;
2241
2242                                         // Send event to trigger sound
2243                                         MtEvent *e = new NodeDugEvent(nodepos, wasnode);
2244                                         gamedef->event()->put(e);
2245                                 }
2246
2247                                 dig_time += dtime;
2248
2249                                 camera.setDigging(0);  // left click animation
2250                         }
2251
2252                         if(input->getRightClicked())
2253                         {
2254                                 infostream<<"Ground right-clicked"<<std::endl;
2255
2256                                 // Sign special case, at least until formspec is properly implemented.
2257                                 // Deprecated?
2258                                 if(meta && meta->getString("formspec") == "hack:sign_text_input" && !random_input)
2259                                 {
2260                                         infostream<<"Launching metadata text input"<<std::endl;
2261
2262                                         // Get a new text for it
2263
2264                                         TextDest *dest = new TextDestNodeMetadata(nodepos, &client);
2265
2266                                         std::wstring wtext = narrow_to_wide(meta->getString("text"));
2267
2268                                         (new GUITextInputMenu(guienv, guiroot, -1,
2269                                                         &g_menumgr, dest,
2270                                                         wtext))->drop();
2271                                 }
2272                                 // If metadata provides an inventory view, activate it
2273                                 else if(meta && meta->getString("formspec") != "" && !random_input)
2274                                 {
2275                                         infostream<<"Launching custom inventory view"<<std::endl;
2276
2277                                         InventoryLocation inventoryloc;
2278                                         inventoryloc.setNodeMeta(nodepos);
2279
2280                                         /* Create menu */
2281
2282                                         GUIFormSpecMenu *menu =
2283                                                 new GUIFormSpecMenu(guienv, guiroot, -1,
2284                                                         &g_menumgr,
2285                                                         &client, gamedef);
2286                                         menu->setFormSpec(meta->getString("formspec"),
2287                                                         inventoryloc);
2288                                         menu->setFormSource(new NodeMetadataFormSource(
2289                                                         &client.getEnv().getClientMap(), nodepos));
2290                                         menu->setTextDest(new TextDestNodeMetadata(nodepos, &client));
2291                                         menu->drop();
2292                                 }
2293                                 // Otherwise report right click to server
2294                                 else
2295                                 {
2296                                         // Report to server
2297                                         client.interact(3, pointed);
2298                                         camera.setDigging(1);  // right click animation
2299
2300                                         // If the wielded item has node placement prediction,
2301                                         // make that happen
2302                                         const ItemDefinition &def =
2303                                                         playeritem.getDefinition(itemdef);
2304                                         if(def.node_placement_prediction != "")
2305                                         do{ // breakable
2306                                                 verbosestream<<"Node placement prediction for "
2307                                                                 <<playeritem.name<<" is "
2308                                                                 <<def.node_placement_prediction<<std::endl;
2309                                                 v3s16 p = neighbourpos;
2310                                                 // Place inside node itself if buildable_to
2311                                                 try{
2312                                                         MapNode n_under = map.getNode(nodepos);
2313                                                         if(nodedef->get(n_under).buildable_to)
2314                                                                 p = nodepos;
2315                                                 }catch(InvalidPositionException &e){}
2316                                                 // Find id of predicted node
2317                                                 content_t id;
2318                                                 bool found =
2319                                                         nodedef->getId(def.node_placement_prediction, id);
2320                                                 if(!found){
2321                                                         errorstream<<"Node placement prediction failed for "
2322                                                                         <<playeritem.name<<" (places "
2323                                                                         <<def.node_placement_prediction
2324                                                                         <<") - Name not known"<<std::endl;
2325                                                         break;
2326                                                 }
2327                                                 MapNode n(id);
2328                                                 try{
2329                                                         // This triggers the required mesh update too
2330                                                         client.addNode(p, n);
2331                                                 }catch(InvalidPositionException &e){
2332                                                         errorstream<<"Node placement prediction failed for "
2333                                                                         <<playeritem.name<<" (places "
2334                                                                         <<def.node_placement_prediction
2335                                                                         <<") - Position not loaded"<<std::endl;
2336                                                 }
2337                                         }while(0);
2338                                 }
2339                         }
2340                 }
2341                 else if(pointed.type == POINTEDTHING_OBJECT)
2342                 {
2343                         infotext = narrow_to_wide(selected_object->infoText());
2344
2345                         if(infotext == L"" && show_debug){
2346                                 infotext = narrow_to_wide(selected_object->debugInfoText());
2347                         }
2348
2349                         //if(input->getLeftClicked())
2350                         if(input->getLeftState())
2351                         {
2352                                 bool do_punch = false;
2353                                 bool do_punch_damage = false;
2354                                 if(object_hit_delay_timer <= 0.0){
2355                                         do_punch = true;
2356                                         do_punch_damage = true;
2357                                         object_hit_delay_timer = object_hit_delay;
2358                                 }
2359                                 if(input->getLeftClicked()){
2360                                         do_punch = true;
2361                                 }
2362                                 if(do_punch){
2363                                         infostream<<"Left-clicked object"<<std::endl;
2364                                         left_punch = true;
2365                                 }
2366                                 if(do_punch_damage){
2367                                         // Report direct punch
2368                                         v3f objpos = selected_object->getPosition();
2369                                         v3f dir = (objpos - player_position).normalize();
2370
2371                                         bool disable_send = selected_object->directReportPunch(
2372                                                         dir, &playeritem, time_from_last_punch);
2373                                         time_from_last_punch = 0;
2374                                         if(!disable_send)
2375                                                 client.interact(0, pointed);
2376                                 }
2377                         }
2378                         else if(input->getRightClicked())
2379                         {
2380                                 infostream<<"Right-clicked object"<<std::endl;
2381                                 client.interact(3, pointed);  // place
2382                         }
2383                 }
2384                 else if(input->getLeftState())
2385                 {
2386                         // When button is held down in air, show continuous animation
2387                         left_punch = true;
2388                 }
2389
2390                 pointed_old = pointed;
2391
2392                 if(left_punch || input->getLeftClicked())
2393                 {
2394                         camera.setDigging(0); // left click animation
2395                 }
2396
2397                 input->resetLeftClicked();
2398                 input->resetRightClicked();
2399
2400                 input->resetLeftReleased();
2401                 input->resetRightReleased();
2402
2403                 /*
2404                         Calculate stuff for drawing
2405                 */
2406
2407                 /*
2408                         Fog range
2409                 */
2410
2411                 f32 fog_range;
2412                 if(farmesh)
2413                 {
2414                         fog_range = BS*farmesh_range;
2415                 }
2416                 else
2417                 {
2418                         fog_range = draw_control.wanted_range*BS + 0.0*MAP_BLOCKSIZE*BS;
2419                         fog_range *= 0.9;
2420                         if(draw_control.range_all)
2421                                 fog_range = 100000*BS;
2422                 }
2423
2424                 /*
2425                         Calculate general brightness
2426                 */
2427                 u32 daynight_ratio = client.getEnv().getDayNightRatio();
2428                 float time_brightness = (float)decode_light(
2429                                 (daynight_ratio * LIGHT_SUN) / 1000) / 255.0;
2430                 float direct_brightness = 0;
2431                 bool sunlight_seen = false;
2432                 if(g_settings->getBool("free_move")){
2433                         direct_brightness = time_brightness;
2434                         sunlight_seen = true;
2435                 } else {
2436                         ScopeProfiler sp(g_profiler, "Detecting background light", SPT_AVG);
2437                         float old_brightness = sky->getBrightness();
2438                         direct_brightness = (float)client.getEnv().getClientMap()
2439                                         .getBackgroundBrightness(MYMIN(fog_range*1.2, 60*BS),
2440                                         daynight_ratio, (int)(old_brightness*255.5), &sunlight_seen)
2441                                         / 255.0;
2442                 }
2443
2444                 time_of_day = client.getEnv().getTimeOfDayF();
2445                 float maxsm = 0.05;
2446                 if(fabs(time_of_day - time_of_day_smooth) > maxsm &&
2447                                 fabs(time_of_day - time_of_day_smooth + 1.0) > maxsm &&
2448                                 fabs(time_of_day - time_of_day_smooth - 1.0) > maxsm)
2449                         time_of_day_smooth = time_of_day;
2450                 float todsm = 0.05;
2451                 if(time_of_day_smooth > 0.8 && time_of_day < 0.2)
2452                         time_of_day_smooth = time_of_day_smooth * (1.0-todsm)
2453                                         + (time_of_day+1.0) * todsm;
2454                 else
2455                         time_of_day_smooth = time_of_day_smooth * (1.0-todsm)
2456                                         + time_of_day * todsm;
2457
2458                 sky->update(time_of_day_smooth, time_brightness, direct_brightness,
2459                                 sunlight_seen);
2460
2461                 float brightness = sky->getBrightness();
2462                 video::SColor bgcolor = sky->getBgColor();
2463                 video::SColor skycolor = sky->getSkyColor();
2464
2465                 /*
2466                         Update clouds
2467                 */
2468                 if(clouds){
2469                         if(sky->getCloudsVisible()){
2470                                 clouds->setVisible(true);
2471                                 clouds->step(dtime);
2472                                 clouds->update(v2f(player_position.X, player_position.Z),
2473                                                 sky->getCloudColor());
2474                         } else{
2475                                 clouds->setVisible(false);
2476                         }
2477                 }
2478
2479                 /*
2480                         Update farmesh
2481                 */
2482                 if(farmesh)
2483                 {
2484                         farmesh_range = draw_control.wanted_range * 10;
2485                         if(draw_control.range_all && farmesh_range < 500)
2486                                 farmesh_range = 500;
2487                         if(farmesh_range > 1000)
2488                                 farmesh_range = 1000;
2489
2490                         farmesh->step(dtime);
2491                         farmesh->update(v2f(player_position.X, player_position.Z),
2492                                         brightness, farmesh_range);
2493                 }
2494
2495                 /*
2496                         Fog
2497                 */
2498
2499                 if(g_settings->getBool("enable_fog") == true && !force_fog_off)
2500                 {
2501                         driver->setFog(
2502                                 bgcolor,
2503                                 video::EFT_FOG_LINEAR,
2504                                 fog_range*0.4,
2505                                 fog_range*1.0,
2506                                 0.01,
2507                                 false, // pixel fog
2508                                 false // range fog
2509                         );
2510                 }
2511                 else
2512                 {
2513                         driver->setFog(
2514                                 bgcolor,
2515                                 video::EFT_FOG_LINEAR,
2516                                 100000*BS,
2517                                 110000*BS,
2518                                 0.01,
2519                                 false, // pixel fog
2520                                 false // range fog
2521                         );
2522                 }
2523
2524                 /*
2525                         Update gui stuff (0ms)
2526                 */
2527
2528                 //TimeTaker guiupdatetimer("Gui updating");
2529
2530                 const char program_name_and_version[] =
2531                         "Minetest-c55 " VERSION_STRING;
2532
2533                 if(show_debug)
2534                 {
2535                         static float drawtime_avg = 0;
2536                         drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
2537                         /*static float beginscenetime_avg = 0;
2538                         beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
2539                         static float scenetime_avg = 0;
2540                         scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
2541                         static float endscenetime_avg = 0;
2542                         endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;*/
2543
2544                         char temptext[300];
2545                         snprintf(temptext, 300, "%s ("
2546                                         "R: range_all=%i"
2547                                         ")"
2548                                         " drawtime=%.0f, dtime_jitter = % .1f %%"
2549                                         ", v_range = %.1f, RTT = %.3f",
2550                                         program_name_and_version,
2551                                         draw_control.range_all,
2552                                         drawtime_avg,
2553                                         dtime_jitter1_max_fraction * 100.0,
2554                                         draw_control.wanted_range,
2555                                         client.getRTT()
2556                                         );
2557
2558                         guitext->setText(narrow_to_wide(temptext).c_str());
2559                         guitext->setVisible(true);
2560                 }
2561                 else if(show_hud || show_chat)
2562                 {
2563                         guitext->setText(narrow_to_wide(program_name_and_version).c_str());
2564                         guitext->setVisible(true);
2565                 }
2566                 else
2567                 {
2568                         guitext->setVisible(false);
2569                 }
2570
2571                 if(show_debug)
2572                 {
2573                         char temptext[300];
2574                         snprintf(temptext, 300,
2575                                         "(% .1f, % .1f, % .1f)"
2576                                         " (yaw = %.1f) (seed = %lli)",
2577                                         player_position.X/BS,
2578                                         player_position.Y/BS,
2579                                         player_position.Z/BS,
2580                                         wrapDegrees_0_360(camera_yaw),
2581                                         client.getMapSeed());
2582
2583                         guitext2->setText(narrow_to_wide(temptext).c_str());
2584                         guitext2->setVisible(true);
2585                 }
2586                 else
2587                 {
2588                         guitext2->setVisible(false);
2589                 }
2590
2591                 {
2592                         guitext_info->setText(infotext.c_str());
2593                         guitext_info->setVisible(show_hud && g_menumgr.menuCount() == 0);
2594                 }
2595
2596                 {
2597                         float statustext_time_max = 1.5;
2598                         if(!statustext.empty())
2599                         {
2600                                 statustext_time += dtime;
2601                                 if(statustext_time >= statustext_time_max)
2602                                 {
2603                                         statustext = L"";
2604                                         statustext_time = 0;
2605                                 }
2606                         }
2607                         guitext_status->setText(statustext.c_str());
2608                         guitext_status->setVisible(!statustext.empty());
2609
2610                         if(!statustext.empty())
2611                         {
2612                                 s32 status_y = screensize.Y - 130;
2613                                 core::rect<s32> rect(
2614                                                 10,
2615                                                 status_y - guitext_status->getTextHeight(),
2616                                                 screensize.X - 10,
2617                                                 status_y
2618                                 );
2619                                 guitext_status->setRelativePosition(rect);
2620
2621                                 // Fade out
2622                                 video::SColor initial_color(255,0,0,0);
2623                                 if(guienv->getSkin())
2624                                         initial_color = guienv->getSkin()->getColor(gui::EGDC_BUTTON_TEXT);
2625                                 video::SColor final_color = initial_color;
2626                                 final_color.setAlpha(0);
2627                                 video::SColor fade_color =
2628                                         initial_color.getInterpolated_quadratic(
2629                                                 initial_color,
2630                                                 final_color,
2631                                                 pow(statustext_time / (float)statustext_time_max, 2.0f));
2632                                 guitext_status->setOverrideColor(fade_color);
2633                                 guitext_status->enableOverrideColor(true);
2634                         }
2635                 }
2636
2637                 /*
2638                         Get chat messages from client
2639                 */
2640                 {
2641                         // Get new messages from error log buffer
2642                         while(!chat_log_error_buf.empty())
2643                         {
2644                                 chat_backend.addMessage(L"", narrow_to_wide(
2645                                                 chat_log_error_buf.get()));
2646                         }
2647                         // Get new messages from client
2648                         std::wstring message;
2649                         while(client.getChatMessage(message))
2650                         {
2651                                 chat_backend.addUnparsedMessage(message);
2652                         }
2653                         // Remove old messages
2654                         chat_backend.step(dtime);
2655
2656                         // Display all messages in a static text element
2657                         u32 recent_chat_count = chat_backend.getRecentBuffer().getLineCount();
2658                         std::wstring recent_chat = chat_backend.getRecentChat();
2659                         guitext_chat->setText(recent_chat.c_str());
2660
2661                         // Update gui element size and position
2662                         s32 chat_y = 5+(text_height+5);
2663                         if(show_debug)
2664                                 chat_y += (text_height+5);
2665                         core::rect<s32> rect(
2666                                 10,
2667                                 chat_y,
2668                                 screensize.X - 10,
2669                                 chat_y + guitext_chat->getTextHeight()
2670                         );
2671                         guitext_chat->setRelativePosition(rect);
2672
2673                         // Don't show chat if disabled or empty or profiler is enabled
2674                         guitext_chat->setVisible(show_chat && recent_chat_count != 0
2675                                         && !show_profiler);
2676                 }
2677
2678                 /*
2679                         Inventory
2680                 */
2681
2682                 if(client.getPlayerItem() != new_playeritem)
2683                 {
2684                         client.selectPlayerItem(new_playeritem);
2685                 }
2686                 if(client.getLocalInventoryUpdated())
2687                 {
2688                         //infostream<<"Updating local inventory"<<std::endl;
2689                         client.getLocalInventory(local_inventory);
2690
2691                         update_wielded_item_trigger = true;
2692                 }
2693                 if(update_wielded_item_trigger)
2694                 {
2695                         update_wielded_item_trigger = false;
2696                         // Update wielded tool
2697                         InventoryList *mlist = local_inventory.getList("main");
2698                         ItemStack item;
2699                         if(mlist != NULL)
2700                                 item = mlist->getItem(client.getPlayerItem());
2701                         camera.wield(item);
2702                 }
2703
2704                 /*
2705                         Update block draw list every 200ms or when camera direction has
2706                         changed much
2707                 */
2708                 update_draw_list_timer += dtime;
2709                 if(update_draw_list_timer >= 0.2 ||
2710                                 update_draw_list_last_cam_dir.getDistanceFrom(camera_direction) > 0.2){
2711                         update_draw_list_timer = 0;
2712                         client.getEnv().getClientMap().updateDrawList(driver);
2713                         update_draw_list_last_cam_dir = camera_direction;
2714                 }
2715
2716                 /*
2717                         Drawing begins
2718                 */
2719
2720                 TimeTaker tt_draw("mainloop: draw");
2721
2722
2723                 {
2724                         TimeTaker timer("beginScene");
2725                         //driver->beginScene(false, true, bgcolor);
2726                         //driver->beginScene(true, true, bgcolor);
2727                         driver->beginScene(true, true, skycolor);
2728                         beginscenetime = timer.stop(true);
2729                 }
2730
2731                 //timer3.stop();
2732
2733                 //infostream<<"smgr->drawAll()"<<std::endl;
2734                 {
2735                         TimeTaker timer("smgr");
2736                         smgr->drawAll();
2737                         scenetime = timer.stop(true);
2738                 }
2739
2740                 {
2741                 //TimeTaker timer9("auxiliary drawings");
2742                 // 0ms
2743
2744                 //timer9.stop();
2745                 //TimeTaker //timer10("//timer10");
2746
2747                 video::SMaterial m;
2748                 //m.Thickness = 10;
2749                 m.Thickness = 3;
2750                 m.Lighting = false;
2751                 driver->setMaterial(m);
2752
2753                 driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
2754
2755                 if(show_hud)
2756                 {
2757                         for(std::vector<aabb3f>::const_iterator
2758                                         i = hilightboxes.begin();
2759                                         i != hilightboxes.end(); i++)
2760                         {
2761                                 /*infostream<<"hilightbox min="
2762                                                 <<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
2763                                                 <<" max="
2764                                                 <<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
2765                                                 <<std::endl;*/
2766                                 driver->draw3DBox(*i, video::SColor(255,0,0,0));
2767                         }
2768                 }
2769
2770                 /*
2771                         Wielded tool
2772                 */
2773                 if(show_hud)
2774                 {
2775                         // Warning: This clears the Z buffer.
2776                         camera.drawWieldedTool();
2777                 }
2778
2779                 /*
2780                         Post effects
2781                 */
2782                 {
2783                         client.getEnv().getClientMap().renderPostFx();
2784                 }
2785
2786                 /*
2787                         Profiler graph
2788                 */
2789                 if(show_profiler_graph)
2790                 {
2791                         graph.draw(10, screensize.Y - 10, driver, font);
2792                 }
2793
2794                 /*
2795                         Draw crosshair
2796                 */
2797                 if(show_hud)
2798                 {
2799                         driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
2800                                         displaycenter + core::vector2d<s32>(10,0),
2801                                         video::SColor(255,255,255,255));
2802                         driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
2803                                         displaycenter + core::vector2d<s32>(0,10),
2804                                         video::SColor(255,255,255,255));
2805                 }
2806
2807                 } // timer
2808
2809                 //timer10.stop();
2810                 //TimeTaker //timer11("//timer11");
2811
2812                 /*
2813                         Draw gui
2814                 */
2815                 // 0-1ms
2816                 guienv->drawAll();
2817
2818                 /*
2819                         Draw hotbar
2820                 */
2821                 if(show_hud)
2822                 {
2823                         draw_hotbar(driver, font, gamedef,
2824                                         v2s32(displaycenter.X, screensize.Y),
2825                                         hotbar_imagesize, hotbar_itemcount, &local_inventory,
2826                                         client.getHP(), client.getPlayerItem());
2827                 }
2828
2829                 /*
2830                         Damage flash
2831                 */
2832                 if(damage_flash_timer > 0.0)
2833                 {
2834                         damage_flash_timer -= dtime;
2835
2836                         video::SColor color(128,255,0,0);
2837                         driver->draw2DRectangle(color,
2838                                         core::rect<s32>(0,0,screensize.X,screensize.Y),
2839                                         NULL);
2840                 }
2841
2842                 /*
2843                         End scene
2844                 */
2845                 {
2846                         TimeTaker timer("endScene");
2847                         endSceneX(driver);
2848                         endscenetime = timer.stop(true);
2849                 }
2850
2851                 drawtime = tt_draw.stop(true);
2852                 g_profiler->graphAdd("mainloop_draw", (float)drawtime/1000.0f);
2853
2854                 /*
2855                         End of drawing
2856                 */
2857
2858                 static s16 lastFPS = 0;
2859                 //u16 fps = driver->getFPS();
2860                 u16 fps = (1.0/dtime_avg1);
2861
2862                 if (lastFPS != fps)
2863                 {
2864                         core::stringw str = L"Minetest [";
2865                         str += driver->getName();
2866                         str += "] FPS=";
2867                         str += fps;
2868
2869                         device->setWindowCaption(str.c_str());
2870                         lastFPS = fps;
2871                 }
2872
2873                 /*
2874                         Log times and stuff for visualization
2875                 */
2876                 Profiler::GraphValues values;
2877                 g_profiler->graphGet(values);
2878                 graph.put(values);
2879         }
2880
2881         /*
2882                 Drop stuff
2883         */
2884         if(clouds)
2885                 clouds->drop();
2886         if(gui_chat_console)
2887                 gui_chat_console->drop();
2888
2889         /*
2890                 Draw a "shutting down" screen, which will be shown while the map
2891                 generator and other stuff quits
2892         */
2893         {
2894                 /*gui::IGUIStaticText *gui_shuttingdowntext = */
2895                 draw_load_screen(L"Shutting down stuff...", driver, font);
2896                 /*driver->beginScene(true, true, video::SColor(255,0,0,0));
2897                 guienv->drawAll();
2898                 driver->endScene();
2899                 gui_shuttingdowntext->remove();*/
2900         }
2901
2902         chat_backend.addMessage(L"", L"# Disconnected.");
2903         chat_backend.addMessage(L"", L"");
2904
2905         // Client scope (client is destructed before destructing *def and tsrc)
2906         }while(0);
2907         } // try-catch
2908         catch(SerializationError &e)
2909         {
2910                 error_message = L"A serialization error occurred:\n"
2911                                 + narrow_to_wide(e.what()) + L"\n\nThe server is probably "
2912                                 L" running a different version of Minetest.";
2913                 errorstream<<wide_to_narrow(error_message)<<std::endl;
2914         }
2915
2916         if(!sound_is_dummy)
2917                 delete sound;
2918         delete nodedef;
2919         delete itemdef;
2920         delete tsrc;
2921 }
2922
2923