src/game.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "game.h"
  21 #include "common_irrlicht.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 "guiInventoryMenu.h"
  32 #include "guiTextInputMenu.h"
  33 #include "guiDeathScreen.h"
  34 #include "materials.h"
  35 #include "config.h"
  36 #include "clouds.h"
  37 #include "camera.h"
  38 #include "farmesh.h"
  39 #include "mapblock.h"
  40 #include "settings.h"
  41 #include "profiler.h"
  42 #include "mainmenumanager.h"
  43 #include "gettext.h"
  44 #include "log.h"
  45 #include "filesys.h"
  46 // Needed for determining pointing to nodes
  47 #include "nodedef.h"
  48 #include "nodemetadata.h"
  49 #include "main.h" // For g_settings
  50 #include "content_mapnode.h" // For content_mapnode_init
  51 #include "tooldef.h"
  52 #include "content_mapnode.h" // Default nodes
  53 #include "tile.h" // For TextureSource
  54
  55 /*
  56         Setting this to 1 enables a special camera mode that forces
  57         the renderers to think that the camera statically points from
  58         the starting place to a static direction.
  59
  60         This allows one to move around with the player and see what
  61         is actually drawn behind solid things and behind the player.
  62 */
  63 #define FIELD_OF_VIEW_TEST 0
  64
  65
  66 // Chat data
  67 struct ChatLine
  68 {
  69         ChatLine():
  70                 age(0.0)
  71         {
  72         }
  73         ChatLine(const std::wstring &a_text):
  74                 age(0.0),
  75                 text(a_text)
  76         {
  77         }
  78         float age;
  79         std::wstring text;
  80 };
  81
  82 /*
  83         Inventory stuff
  84 */
  85
  86 // Inventory actions from the menu are buffered here before sending
  87 Queue<InventoryAction*> inventory_action_queue;
  88 // This is a copy of the inventory that the client's environment has
  89 Inventory local_inventory;
  90
  91 u16 g_selected_item = 0;
  92
  93 /*
  94         Text input system
  95 */
  96
  97 struct TextDestChat : public TextDest
  98 {
  99         TextDestChat(Client *client)
 100         {
 101                 m_client = client;
 102         }
 103         void gotText(std::wstring text)
 104         {
 105                 // Discard empty line
 106                 if(text == L"")
 107                         return;
 108
 109                 // Send to others
 110                 m_client->sendChatMessage(text);
 111                 // Show locally
 112                 m_client->addChatMessage(text);
 113         }
 114
 115         Client *m_client;
 116 };
 117
 118 struct TextDestNodeMetadata : public TextDest
 119 {
 120         TextDestNodeMetadata(v3s16 p, Client *client)
 121         {
 122                 m_p = p;
 123                 m_client = client;
 124         }
 125         void gotText(std::wstring text)
 126         {
 127                 std::string ntext = wide_to_narrow(text);
 128                 infostream<<"Changing text of a sign node: "
 129                                 <<ntext<<std::endl;
 130                 m_client->sendSignNodeText(m_p, ntext);
 131         }
 132
 133         v3s16 m_p;
 134         Client *m_client;
 135 };
 136
 137 /* Respawn menu callback */
 138
 139 class MainRespawnInitiator: public IRespawnInitiator
 140 {
 141 public:
 142         MainRespawnInitiator(bool *active, Client *client):
 143                 m_active(active), m_client(client)
 144         {
 145                 *m_active = true;
 146         }
 147         void respawn()
 148         {
 149                 *m_active = false;
 150                 m_client->sendRespawn();
 151         }
 152 private:
 153         bool *m_active;
 154         Client *m_client;
 155 };
 156
 157 /*
 158         Hotbar draw routine
 159 */
 160 void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
 161                 ITextureSource *tsrc,
 162                 v2s32 centerlowerpos, s32 imgsize, s32 itemcount,
 163                 Inventory *inventory, s32 halfheartcount)
 164 {
 165         InventoryList *mainlist = inventory->getList("main");
 166         if(mainlist == NULL)
 167         {
 168                 errorstream<<"draw_hotbar(): mainlist == NULL"<<std::endl;
 169                 return;
 170         }
 171
 172         s32 padding = imgsize/12;
 173         //s32 height = imgsize + padding*2;
 174         s32 width = itemcount*(imgsize+padding*2);
 175
 176         // Position of upper left corner of bar
 177         v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
 178
 179         // Draw background color
 180         /*core::rect<s32> barrect(0,0,width,height);
 181         barrect += pos;
 182         video::SColor bgcolor(255,128,128,128);
 183         driver->draw2DRectangle(bgcolor, barrect, NULL);*/
 184
 185         core::rect<s32> imgrect(0,0,imgsize,imgsize);
 186
 187         for(s32 i=0; i<itemcount; i++)
 188         {
 189                 InventoryItem *item = mainlist->getItem(i);
 190
 191                 core::rect<s32> rect = imgrect + pos
 192                                 + v2s32(padding+i*(imgsize+padding*2), padding);
 193
 194                 if(g_selected_item == i)
 195                 {
 196                         video::SColor c_outside(255,255,0,0);
 197                         //video::SColor c_outside(255,0,0,0);
 198                         //video::SColor c_inside(255,192,192,192);
 199                         s32 x1 = rect.UpperLeftCorner.X;
 200                         s32 y1 = rect.UpperLeftCorner.Y;
 201                         s32 x2 = rect.LowerRightCorner.X;
 202                         s32 y2 = rect.LowerRightCorner.Y;
 203                         // Black base borders
 204                         driver->draw2DRectangle(c_outside,
 205                                         core::rect<s32>(
 206                                                 v2s32(x1 - padding, y1 - padding),
 207                                                 v2s32(x2 + padding, y1)
 208                                         ), NULL);
 209                         driver->draw2DRectangle(c_outside,
 210                                         core::rect<s32>(
 211                                                 v2s32(x1 - padding, y2),
 212                                                 v2s32(x2 + padding, y2 + padding)
 213                                         ), NULL);
 214                         driver->draw2DRectangle(c_outside,
 215                                         core::rect<s32>(
 216                                                 v2s32(x1 - padding, y1),
 217                                                 v2s32(x1, y2)
 218                                         ), NULL);
 219                         driver->draw2DRectangle(c_outside,
 220                                         core::rect<s32>(
 221                                                 v2s32(x2, y1),
 222                                                 v2s32(x2 + padding, y2)
 223                                         ), NULL);
 224                         /*// Light inside borders
 225                         driver->draw2DRectangle(c_inside,
 226                                         core::rect<s32>(
 227                                                 v2s32(x1 - padding/2, y1 - padding/2),
 228                                                 v2s32(x2 + padding/2, y1)
 229                                         ), NULL);
 230                         driver->draw2DRectangle(c_inside,
 231                                         core::rect<s32>(
 232                                                 v2s32(x1 - padding/2, y2),
 233                                                 v2s32(x2 + padding/2, y2 + padding/2)
 234                                         ), NULL);
 235                         driver->draw2DRectangle(c_inside,
 236                                         core::rect<s32>(
 237                                                 v2s32(x1 - padding/2, y1),
 238                                                 v2s32(x1, y2)
 239                                         ), NULL);
 240                         driver->draw2DRectangle(c_inside,
 241                                         core::rect<s32>(
 242                                                 v2s32(x2, y1),
 243                                                 v2s32(x2 + padding/2, y2)
 244                                         ), NULL);
 245                         */
 246                 }
 247
 248                 video::SColor bgcolor2(128,0,0,0);
 249                 driver->draw2DRectangle(bgcolor2, rect, NULL);
 250
 251                 if(item != NULL)
 252                 {
 253                         drawInventoryItem(driver, font, item, rect, NULL, tsrc);
 254                 }
 255         }
 256
 257         /*
 258                 Draw hearts
 259         */
 260         video::ITexture *heart_texture = tsrc->getTextureRaw("heart.png");
 261         if(heart_texture)
 262         {
 263                 v2s32 p = pos + v2s32(0, -20);
 264                 for(s32 i=0; i<halfheartcount/2; i++)
 265                 {
 266                         const video::SColor color(255,255,255,255);
 267                         const video::SColor colors[] = {color,color,color,color};
 268                         core::rect<s32> rect(0,0,16,16);
 269                         rect += p;
 270                         driver->draw2DImage(heart_texture, rect,
 271                                 core::rect<s32>(core::position2d<s32>(0,0),
 272                                 core::dimension2di(heart_texture->getOriginalSize())),
 273                                 NULL, colors, true);
 274                         p += v2s32(16,0);
 275                 }
 276                 if(halfheartcount % 2 == 1)
 277                 {
 278                         const video::SColor color(255,255,255,255);
 279                         const video::SColor colors[] = {color,color,color,color};
 280                         core::rect<s32> rect(0,0,16/2,16);
 281                         rect += p;
 282                         core::dimension2di srcd(heart_texture->getOriginalSize());
 283                         srcd.Width /= 2;
 284                         driver->draw2DImage(heart_texture, rect,
 285                                 core::rect<s32>(core::position2d<s32>(0,0), srcd),
 286                                 NULL, colors, true);
 287                         p += v2s32(16,0);
 288                 }
 289         }
 290 }
 291
 292 /*
 293         Find what the player is pointing at
 294 */
 295 void getPointedNode(Client *client, v3f player_position,
 296                 v3f camera_direction, v3f camera_position,
 297                 bool &nodefound, core::line3d<f32> shootline,
 298                 v3s16 &nodepos, v3s16 &neighbourpos,
 299                 core::aabbox3d<f32> &nodehilightbox,
 300                 f32 d)
 301 {
 302         f32 mindistance = BS * 1001;
 303
 304         v3s16 pos_i = floatToInt(player_position, BS);
 305
 306         /*infostream<<"pos_i=("<<pos_i.X<<","<<pos_i.Y<<","<<pos_i.Z<<")"
 307                         <<std::endl;*/
 308
 309         s16 a = d;
 310         s16 ystart = pos_i.Y + 0 - (camera_direction.Y<0 ? a : 1);
 311         s16 zstart = pos_i.Z - (camera_direction.Z<0 ? a : 1);
 312         s16 xstart = pos_i.X - (camera_direction.X<0 ? a : 1);
 313         s16 yend = pos_i.Y + 1 + (camera_direction.Y>0 ? a : 1);
 314         s16 zend = pos_i.Z + (camera_direction.Z>0 ? a : 1);
 315         s16 xend = pos_i.X + (camera_direction.X>0 ? a : 1);
 316
 317         for(s16 y = ystart; y <= yend; y++)
 318         for(s16 z = zstart; z <= zend; z++)
 319         for(s16 x = xstart; x <= xend; x++)
 320         {
 321                 MapNode n;
 322                 try
 323                 {
 324                         n = client->getNode(v3s16(x,y,z));
 325                         if(client->getNodeDefManager()->get(n).pointable == false)
 326                                 continue;
 327                 }
 328                 catch(InvalidPositionException &e)
 329                 {
 330                         continue;
 331                 }
 332
 333                 v3s16 np(x,y,z);
 334                 v3f npf = intToFloat(np, BS);
 335
 336                 f32 d = 0.01;
 337
 338                 v3s16 dirs[6] = {
 339                         v3s16(0,0,1), // back
 340                         v3s16(0,1,0), // top
 341                         v3s16(1,0,0), // right
 342                         v3s16(0,0,-1), // front
 343                         v3s16(0,-1,0), // bottom
 344                         v3s16(-1,0,0), // left
 345                 };
 346
 347                 const ContentFeatures &f = client->getNodeDefManager()->get(n);
 348
 349                 if(f.selection_box.type == NODEBOX_FIXED)
 350                 {
 351                         core::aabbox3d<f32> box = f.selection_box.fixed;
 352                         box.MinEdge += npf;
 353                         box.MaxEdge += npf;
 354
 355                         v3s16 facedirs[6] = {
 356                                 v3s16(-1,0,0),
 357                                 v3s16(1,0,0),
 358                                 v3s16(0,-1,0),
 359                                 v3s16(0,1,0),
 360                                 v3s16(0,0,-1),
 361                                 v3s16(0,0,1),
 362                         };
 363
 364                         core::aabbox3d<f32> faceboxes[6] = {
 365                                 // X-
 366                                 core::aabbox3d<f32>(
 367                                         box.MinEdge.X, box.MinEdge.Y, box.MinEdge.Z,
 368                                         box.MinEdge.X+d, box.MaxEdge.Y, box.MaxEdge.Z
 369                                 ),
 370                                 // X+
 371                                 core::aabbox3d<f32>(
 372                                         box.MaxEdge.X-d, box.MinEdge.Y, box.MinEdge.Z,
 373                                         box.MaxEdge.X, box.MaxEdge.Y, box.MaxEdge.Z
 374                                 ),
 375                                 // Y-
 376                                 core::aabbox3d<f32>(
 377                                         box.MinEdge.X, box.MinEdge.Y, box.MinEdge.Z,
 378                                         box.MaxEdge.X, box.MinEdge.Y+d, box.MaxEdge.Z
 379                                 ),
 380                                 // Y+
 381                                 core::aabbox3d<f32>(
 382                                         box.MinEdge.X, box.MaxEdge.Y-d, box.MinEdge.Z,
 383                                         box.MaxEdge.X, box.MaxEdge.Y, box.MaxEdge.Z
 384                                 ),
 385                                 // Z-
 386                                 core::aabbox3d<f32>(
 387                                         box.MinEdge.X, box.MinEdge.Y, box.MinEdge.Z,
 388                                         box.MaxEdge.X, box.MaxEdge.Y, box.MinEdge.Z+d
 389                                 ),
 390                                 // Z+
 391                                 core::aabbox3d<f32>(
 392                                         box.MinEdge.X, box.MinEdge.Y, box.MaxEdge.Z-d,
 393                                         box.MaxEdge.X, box.MaxEdge.Y, box.MaxEdge.Z
 394                                 ),
 395                         };
 396
 397                         for(u16 i=0; i<6; i++)
 398                         {
 399                                 v3f facedir_f(facedirs[i].X, facedirs[i].Y, facedirs[i].Z);
 400                                 v3f centerpoint = npf + facedir_f * BS/2;
 401                                 f32 distance = (centerpoint - camera_position).getLength();
 402                                 if(distance >= mindistance)
 403                                         continue;
 404                                 if(!faceboxes[i].intersectsWithLine(shootline))
 405                                         continue;
 406                                 nodefound = true;
 407                                 nodepos = np;
 408                                 neighbourpos = np+facedirs[i];
 409                                 mindistance = distance;
 410                                 nodehilightbox = box;
 411                         }
 412                 }
 413                 else if(f.selection_box.type == NODEBOX_WALLMOUNTED)
 414                 {
 415                         v3s16 dir = unpackDir(n.param2);
 416                         v3f dir_f = v3f(dir.X, dir.Y, dir.Z);
 417                         dir_f *= BS/2 - BS/6 - BS/20;
 418                         v3f cpf = npf + dir_f;
 419                         f32 distance = (cpf - camera_position).getLength();
 420
 421                         core::aabbox3d<f32> box;
 422
 423                         // top
 424                         if(dir == v3s16(0,1,0)){
 425                                 box = f.selection_box.wall_top;
 426                         }
 427                         // bottom
 428                         else if(dir == v3s16(0,-1,0)){
 429                                 box = f.selection_box.wall_bottom;
 430                         }
 431                         // side
 432                         else{
 433                                 v3f vertices[2] =
 434                                 {
 435                                         f.selection_box.wall_side.MinEdge,
 436                                         f.selection_box.wall_side.MaxEdge
 437                                 };
 438
 439                                 for(s32 i=0; i<2; i++)
 440                                 {
 441                                         if(dir == v3s16(-1,0,0))
 442                                                 vertices[i].rotateXZBy(0);
 443                                         if(dir == v3s16(1,0,0))
 444                                                 vertices[i].rotateXZBy(180);
 445                                         if(dir == v3s16(0,0,-1))
 446                                                 vertices[i].rotateXZBy(90);
 447                                         if(dir == v3s16(0,0,1))
 448                                                 vertices[i].rotateXZBy(-90);
 449                                 }
 450
 451                                 box = core::aabbox3d<f32>(vertices[0]);
 452                                 box.addInternalPoint(vertices[1]);
 453                         }
 454
 455                         box.MinEdge += npf;
 456                         box.MaxEdge += npf;
 457
 458                         if(distance < mindistance)
 459                         {
 460                                 if(box.intersectsWithLine(shootline))
 461                                 {
 462                                         nodefound = true;
 463                                         nodepos = np;
 464                                         neighbourpos = np;
 465                                         mindistance = distance;
 466                                         nodehilightbox = box;
 467                                 }
 468                         }
 469                 }
 470                 else // NODEBOX_REGULAR
 471                 {
 472                         for(u16 i=0; i<6; i++)
 473                         {
 474                                 v3f dir_f = v3f(dirs[i].X,
 475                                                 dirs[i].Y, dirs[i].Z);
 476                                 v3f centerpoint = npf + dir_f * BS/2;
 477                                 f32 distance =
 478                                                 (centerpoint - camera_position).getLength();
 479
 480                                 if(distance < mindistance)
 481                                 {
 482                                         core::CMatrix4<f32> m;
 483                                         m.buildRotateFromTo(v3f(0,0,1), dir_f);
 484
 485                                         // This is the back face
 486                                         v3f corners[2] = {
 487                                                 v3f(BS/2, BS/2, BS/2),
 488                                                 v3f(-BS/2, -BS/2, BS/2+d)
 489                                         };
 490
 491                                         for(u16 j=0; j<2; j++)
 492                                         {
 493                                                 m.rotateVect(corners[j]);
 494                                                 corners[j] += npf;
 495                                         }
 496
 497                                         core::aabbox3d<f32> facebox(corners[0]);
 498                                         facebox.addInternalPoint(corners[1]);
 499
 500                                         if(facebox.intersectsWithLine(shootline))
 501                                         {
 502                                                 nodefound = true;
 503                                                 nodepos = np;
 504                                                 neighbourpos = np + dirs[i];
 505                                                 mindistance = distance;
 506
 507                                                 //nodehilightbox = facebox;
 508
 509                                                 const float d = 0.502;
 510                                                 core::aabbox3d<f32> nodebox
 511                                                                 (-BS*d, -BS*d, -BS*d, BS*d, BS*d, BS*d);
 512                                                 v3f nodepos_f = intToFloat(nodepos, BS);
 513                                                 nodebox.MinEdge += nodepos_f;
 514                                                 nodebox.MaxEdge += nodepos_f;
 515                                                 nodehilightbox = nodebox;
 516                                         }
 517                                 } // if distance < mindistance
 518                         } // for dirs
 519                 } // regular block
 520         } // for coords
 521 }
 522
 523 void update_skybox(video::IVideoDriver* driver, ITextureSource *tsrc,
 524                 scene::ISceneManager* smgr, scene::ISceneNode* &skybox,
 525                 float brightness)
 526 {
 527         if(skybox)
 528         {
 529                 skybox->remove();
 530         }
 531
 532         /*// Disable skybox if FarMesh is enabled
 533         if(g_settings->getBool("enable_farmesh"))
 534                 return;*/
 535
 536         if(brightness >= 0.5)
 537         {
 538                 skybox = smgr->addSkyBoxSceneNode(
 539                         tsrc->getTextureRaw("skybox2.png"),
 540                         tsrc->getTextureRaw("skybox3.png"),
 541                         tsrc->getTextureRaw("skybox1.png"),
 542                         tsrc->getTextureRaw("skybox1.png"),
 543                         tsrc->getTextureRaw("skybox1.png"),
 544                         tsrc->getTextureRaw("skybox1.png"));
 545         }
 546         else if(brightness >= 0.2)
 547         {
 548                 skybox = smgr->addSkyBoxSceneNode(
 549                         tsrc->getTextureRaw("skybox2_dawn.png"),
 550                         tsrc->getTextureRaw("skybox3_dawn.png"),
 551                         tsrc->getTextureRaw("skybox1_dawn.png"),
 552                         tsrc->getTextureRaw("skybox1_dawn.png"),
 553                         tsrc->getTextureRaw("skybox1_dawn.png"),
 554                         tsrc->getTextureRaw("skybox1_dawn.png"));
 555         }
 556         else
 557         {
 558                 skybox = smgr->addSkyBoxSceneNode(
 559                         tsrc->getTextureRaw("skybox2_night.png"),
 560                         tsrc->getTextureRaw("skybox3_night.png"),
 561                         tsrc->getTextureRaw("skybox1_night.png"),
 562                         tsrc->getTextureRaw("skybox1_night.png"),
 563                         tsrc->getTextureRaw("skybox1_night.png"),
 564                         tsrc->getTextureRaw("skybox1_night.png"));
 565         }
 566 }
 567
 568 /*
 569         Draws a screen with a single text on it.
 570         Text will be removed when the screen is drawn the next time.
 571 */
 572 /*gui::IGUIStaticText **/
 573 void draw_load_screen(const std::wstring &text,
 574                 video::IVideoDriver* driver, gui::IGUIFont* font)
 575 {
 576         v2u32 screensize = driver->getScreenSize();
 577         const wchar_t *loadingtext = text.c_str();
 578         core::vector2d<u32> textsize_u = font->getDimension(loadingtext);
 579         core::vector2d<s32> textsize(textsize_u.X,textsize_u.Y);
 580         core::vector2d<s32> center(screensize.X/2, screensize.Y/2);
 581         core::rect<s32> textrect(center - textsize/2, center + textsize/2);
 582
 583         gui::IGUIStaticText *guitext = guienv->addStaticText(
 584                         loadingtext, textrect, false, false);
 585         guitext->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_UPPERLEFT);
 586
 587         driver->beginScene(true, true, video::SColor(255,0,0,0));
 588         guienv->drawAll();
 589         driver->endScene();
 590
 591         guitext->remove();
 592
 593         //return guitext;
 594 }
 595
 596 void the_game(
 597         bool &kill,
 598         bool random_input,
 599         InputHandler *input,
 600         IrrlichtDevice *device,
 601         gui::IGUIFont* font,
 602         std::string map_dir,
 603         std::string playername,
 604         std::string password,
 605         std::string address,
 606         u16 port,
 607         std::wstring &error_message,
 608     std::string configpath
 609 )
 610 {
 611         video::IVideoDriver* driver = device->getVideoDriver();
 612         scene::ISceneManager* smgr = device->getSceneManager();
 613
 614         // Calculate text height using the font
 615         u32 text_height = font->getDimension(L"Random test string").Height;
 616
 617         v2u32 screensize(0,0);
 618         v2u32 last_screensize(0,0);
 619         screensize = driver->getScreenSize();
 620
 621         const s32 hotbar_itemcount = 8;
 622         //const s32 hotbar_imagesize = 36;
 623         //const s32 hotbar_imagesize = 64;
 624         s32 hotbar_imagesize = 48;
 625
 626         // The color of the sky
 627
 628         //video::SColor skycolor = video::SColor(255,140,186,250);
 629
 630         video::SColor bgcolor_bright = video::SColor(255,170,200,230);
 631
 632         /*
 633                 Draw "Loading" screen
 634         */
 635         /*gui::IGUIStaticText *gui_loadingtext = */
 636         //draw_load_screen(L"Loading and connecting...", driver, font);
 637
 638         draw_load_screen(L"Loading...", driver, font);
 639
 640         // Create tool definition manager
 641         IWritableToolDefManager *tooldef = createToolDefManager();
 642         // Create texture source
 643         IWritableTextureSource *tsrc = createTextureSource(device);
 644         // Create node definition manager
 645         IWritableNodeDefManager *nodedef = createNodeDefManager();
 646
 647         // Fill node feature table with default definitions
 648         content_mapnode_init(nodedef);
 649
 650         /*
 651                 Create server.
 652                 SharedPtr will delete it when it goes out of scope.
 653         */
 654         SharedPtr<Server> server;
 655         if(address == ""){
 656                 draw_load_screen(L"Creating server...", driver, font);
 657                 infostream<<"Creating server"<<std::endl;
 658                 server = new Server(map_dir, configpath);
 659                 server->start(port);
 660         }
 661
 662         { // Client scope
 663
 664         /*
 665                 Create client
 666         */
 667
 668         draw_load_screen(L"Creating client...", driver, font);
 669         infostream<<"Creating client"<<std::endl;
 670
 671         MapDrawControl draw_control;
 672
 673         Client client(device, playername.c_str(), password, draw_control,
 674                         tsrc, tooldef, nodedef);
 675
 676         // Client acts as our GameDef
 677         IGameDef *gamedef = &client;
 678
 679         draw_load_screen(L"Resolving address...", driver, font);
 680         Address connect_address(0,0,0,0, port);
 681         try{
 682                 if(address == "")
 683                         //connect_address.Resolve("localhost");
 684                         connect_address.setAddress(127,0,0,1);
 685                 else
 686                         connect_address.Resolve(address.c_str());
 687         }
 688         catch(ResolveError &e)
 689         {
 690                 errorstream<<"Couldn't resolve address"<<std::endl;
 691                 //return 0;
 692                 error_message = L"Couldn't resolve address";
 693                 //gui_loadingtext->remove();
 694                 return;
 695         }
 696
 697         /*
 698                 Attempt to connect to the server
 699         */
 700
 701         infostream<<"Connecting to server at ";
 702         connect_address.print(&infostream);
 703         infostream<<std::endl;
 704         client.connect(connect_address);
 705
 706         bool could_connect = false;
 707
 708         try{
 709                 float time_counter = 0.0;
 710                 for(;;)
 711                 {
 712                         if(client.connectedAndInitialized())
 713                         {
 714                                 could_connect = true;
 715                                 break;
 716                         }
 717                         if(client.accessDenied())
 718                         {
 719                                 break;
 720                         }
 721                         // Wait for 10 seconds
 722                         if(time_counter >= 10.0)
 723                         {
 724                                 break;
 725                         }
 726
 727                         std::wostringstream ss;
 728                         ss<<L"Connecting to server... (timeout in ";
 729                         ss<<(int)(10.0 - time_counter + 1.0);
 730                         ss<<L" seconds)";
 731                         draw_load_screen(ss.str(), driver, font);
 732
 733                         /*// Update screen
 734                         driver->beginScene(true, true, video::SColor(255,0,0,0));
 735                         guienv->drawAll();
 736                         driver->endScene();*/
 737
 738                         // Update client and server
 739
 740                         client.step(0.1);
 741
 742                         if(server != NULL)
 743                                 server->step(0.1);
 744
 745                         // Delay a bit
 746                         sleep_ms(100);
 747                         time_counter += 0.1;
 748                 }
 749         }
 750         catch(con::PeerNotFoundException &e)
 751         {}
 752
 753         if(could_connect == false)
 754         {
 755                 if(client.accessDenied())
 756                 {
 757                         error_message = L"Access denied. Reason: "
 758                                         +client.accessDeniedReason();
 759                         errorstream<<wide_to_narrow(error_message)<<std::endl;
 760                 }
 761                 else
 762                 {
 763                         error_message = L"Connection timed out.";
 764                         errorstream<<"Timed out."<<std::endl;
 765                 }
 766                 //gui_loadingtext->remove();
 767                 return;
 768         }
 769
 770         /*
 771                 Create skybox
 772         */
 773         float old_brightness = 1.0;
 774         scene::ISceneNode* skybox = NULL;
 775         update_skybox(driver, tsrc, smgr, skybox, 1.0);
 776
 777         /*
 778                 Create the camera node
 779         */
 780         Camera camera(smgr, draw_control);
 781         if (!camera.successfullyCreated(error_message))
 782                 return;
 783
 784         f32 camera_yaw = 0; // "right/left"
 785         f32 camera_pitch = 0; // "up/down"
 786
 787         /*
 788                 Clouds
 789         */
 790
 791         float cloud_height = BS*100;
 792         Clouds *clouds = NULL;
 793         if(g_settings->getBool("enable_clouds"))
 794         {
 795                 clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1,
 796                                 cloud_height, time(0));
 797         }
 798
 799         /*
 800                 FarMesh
 801         */
 802
 803         FarMesh *farmesh = NULL;
 804         if(g_settings->getBool("enable_farmesh"))
 805         {
 806                 farmesh = new FarMesh(smgr->getRootSceneNode(), smgr, -1, client.getMapSeed(), &client);
 807         }
 808
 809         /*
 810                 Move into game
 811         */
 812
 813         //gui_loadingtext->remove();
 814
 815         /*
 816                 Add some gui stuff
 817         */
 818
 819         // First line of debug text
 820         gui::IGUIStaticText *guitext = guienv->addStaticText(
 821                         L"Minetest-c55",
 822                         core::rect<s32>(5, 5, 795, 5+text_height),
 823                         false, false);
 824         // Second line of debug text
 825         gui::IGUIStaticText *guitext2 = guienv->addStaticText(
 826                         L"",
 827                         core::rect<s32>(5, 5+(text_height+5)*1, 795, (5+text_height)*2),
 828                         false, false);
 829         // At the middle of the screen
 830         // Object infos are shown in this
 831         gui::IGUIStaticText *guitext_info = guienv->addStaticText(
 832                         L"",
 833                         core::rect<s32>(0,0,400,text_height+5) + v2s32(100,200),
 834                         false, false);
 835
 836         // Chat text
 837         gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
 838                         L"",
 839                         core::rect<s32>(0,0,0,0),
 840                         //false, false); // Disable word wrap as of now
 841                         false, true);
 842         //guitext_chat->setBackgroundColor(video::SColor(96,0,0,0));
 843         core::list<ChatLine> chat_lines;
 844
 845         // Profiler text (size is updated when text is updated)
 846         gui::IGUIStaticText *guitext_profiler = guienv->addStaticText(
 847                         L"<Profiler>",
 848                         core::rect<s32>(6, 4+(text_height+5)*2, 400,
 849                         (text_height+5)*2 + text_height*35),
 850                         false, false);
 851         guitext_profiler->setBackgroundColor(video::SColor(80,0,0,0));
 852         guitext_profiler->setVisible(false);
 853
 854         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 855                         (guienv, NULL, v2s32(10, 70), 5, &local_inventory);*/
 856         /*GUIQuickInventory *quick_inventory = new GUIQuickInventory
 857                         (guienv, NULL, v2s32(0, 0), quickinv_itemcount, &local_inventory);*/
 858
 859         // Test the text input system
 860         /*(new GUITextInputMenu(guienv, guiroot, -1, &g_menumgr,
 861                         NULL))->drop();*/
 862         /*GUIMessageMenu *menu =
 863                         new GUIMessageMenu(guienv, guiroot, -1,
 864                                 &g_menumgr,
 865                                 L"Asd");
 866         menu->drop();*/
 867
 868         // Launch pause menu
 869         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
 870                         &g_menumgr))->drop();
 871
 872         // Enable texts
 873         /*guitext2->setVisible(true);
 874         guitext_info->setVisible(true);
 875         guitext_chat->setVisible(true);*/
 876
 877         //s32 guitext_chat_pad_bottom = 70;
 878
 879         /*
 880                 Some statistics are collected in these
 881         */
 882         u32 drawtime = 0;
 883         u32 beginscenetime = 0;
 884         u32 scenetime = 0;
 885         u32 endscenetime = 0;
 886
 887         // A test
 888         //throw con::PeerNotFoundException("lol");
 889
 890         float brightness = 1.0;
 891
 892         core::list<float> frametime_log;
 893
 894         float nodig_delay_counter = 0.0;
 895         float dig_time = 0.0;
 896         u16 dig_index = 0;
 897         v3s16 nodepos_old(-32768,-32768,-32768);
 898
 899         float damage_flash_timer = 0;
 900         s16 farmesh_range = 20*MAP_BLOCKSIZE;
 901
 902         const float object_hit_delay = 0.5;
 903         float object_hit_delay_timer = 0.0;
 904
 905         bool invert_mouse = g_settings->getBool("invert_mouse");
 906
 907         bool respawn_menu_active = false;
 908
 909         bool show_profiler = false;
 910         bool force_fog_off = false;
 911         bool disable_camera_update = false;
 912
 913         /*
 914                 Main loop
 915         */
 916
 917         bool first_loop_after_window_activation = true;
 918
 919         // TODO: Convert the static interval timers to these
 920         // Interval limiter for profiler
 921         IntervalLimiter m_profiler_interval;
 922
 923         // Time is in milliseconds
 924         // NOTE: getRealTime() causes strange problems in wine (imprecision?)
 925         // NOTE: So we have to use getTime() and call run()s between them
 926         u32 lasttime = device->getTimer()->getTime();
 927
 928         while(device->run() && kill == false)
 929         {
 930                 //std::cerr<<"frame"<<std::endl;
 931
 932                 if(client.accessDenied())
 933                 {
 934                         error_message = L"Access denied. Reason: "
 935                                         +client.accessDeniedReason();
 936                         errorstream<<wide_to_narrow(error_message)<<std::endl;
 937                         break;
 938                 }
 939
 940                 if(g_gamecallback->disconnect_requested)
 941                 {
 942                         g_gamecallback->disconnect_requested = false;
 943                         break;
 944                 }
 945
 946                 if(g_gamecallback->changepassword_requested)
 947                 {
 948                         (new GUIPasswordChange(guienv, guiroot, -1,
 949                                 &g_menumgr, &client))->drop();
 950                         g_gamecallback->changepassword_requested = false;
 951                 }
 952
 953                 /*
 954                         Process TextureSource's queue
 955                 */
 956                 tsrc->processQueue();
 957
 958                 /*
 959                         Random calculations
 960                 */
 961                 last_screensize = screensize;
 962                 screensize = driver->getScreenSize();
 963                 v2s32 displaycenter(screensize.X/2,screensize.Y/2);
 964                 //bool screensize_changed = screensize != last_screensize;
 965
 966                 // Resize hotbar
 967                 if(screensize.Y <= 800)
 968                         hotbar_imagesize = 32;
 969                 else if(screensize.Y <= 1280)
 970                         hotbar_imagesize = 48;
 971                 else
 972                         hotbar_imagesize = 64;
 973
 974                 // Hilight boxes collected during the loop and displayed
 975                 core::list< core::aabbox3d<f32> > hilightboxes;
 976
 977                 // Info text
 978                 std::wstring infotext;
 979
 980                 // When screen size changes, update positions and sizes of stuff
 981                 /*if(screensize_changed)
 982                 {
 983                         v2s32 pos(displaycenter.X-((quickinv_itemcount-1)*quickinv_spacing+quickinv_size)/2, screensize.Y-quickinv_spacing);
 984                         quick_inventory->updatePosition(pos);
 985                 }*/
 986
 987                 //TimeTaker //timer1("//timer1");
 988
 989                 // Time of frame without fps limit
 990                 float busytime;
 991                 u32 busytime_u32;
 992                 {
 993                         // not using getRealTime is necessary for wine
 994                         u32 time = device->getTimer()->getTime();
 995                         if(time > lasttime)
 996                                 busytime_u32 = time - lasttime;
 997                         else
 998                                 busytime_u32 = 0;
 999                         busytime = busytime_u32 / 1000.0;
1000                 }
1001
1002                 //infostream<<"busytime_u32="<<busytime_u32<<std::endl;
1003
1004                 // Necessary for device->getTimer()->getTime()
1005                 device->run();
1006
1007                 /*
1008                         FPS limiter
1009                 */
1010
1011                 {
1012                         float fps_max = g_settings->getFloat("fps_max");
1013                         u32 frametime_min = 1000./fps_max;
1014
1015                         if(busytime_u32 < frametime_min)
1016                         {
1017                                 u32 sleeptime = frametime_min - busytime_u32;
1018                                 device->sleep(sleeptime);
1019                         }
1020                 }
1021
1022                 // Necessary for device->getTimer()->getTime()
1023                 device->run();
1024
1025                 /*
1026                         Time difference calculation
1027                 */
1028                 f32 dtime; // in seconds
1029
1030                 u32 time = device->getTimer()->getTime();
1031                 if(time > lasttime)
1032                         dtime = (time - lasttime) / 1000.0;
1033                 else
1034                         dtime = 0;
1035                 lasttime = time;
1036
1037                 /* Run timers */
1038
1039                 object_hit_delay_timer -= dtime;
1040
1041                 g_profiler->add("Elapsed time", dtime);
1042                 g_profiler->avg("FPS", 1./dtime);
1043
1044                 /*
1045                         Log frametime for visualization
1046                 */
1047                 frametime_log.push_back(dtime);
1048                 if(frametime_log.size() > 100)
1049                 {
1050                         core::list<float>::Iterator i = frametime_log.begin();
1051                         frametime_log.erase(i);
1052                 }
1053
1054                 /*
1055                         Visualize frametime in terminal
1056                 */
1057                 /*for(u32 i=0; i<dtime*400; i++)
1058                         infostream<<"X";
1059                 infostream<<std::endl;*/
1060
1061                 /*
1062                         Time average and jitter calculation
1063                 */
1064
1065                 static f32 dtime_avg1 = 0.0;
1066                 dtime_avg1 = dtime_avg1 * 0.96 + dtime * 0.04;
1067                 f32 dtime_jitter1 = dtime - dtime_avg1;
1068
1069                 static f32 dtime_jitter1_max_sample = 0.0;
1070                 static f32 dtime_jitter1_max_fraction = 0.0;
1071                 {
1072                         static f32 jitter1_max = 0.0;
1073                         static f32 counter = 0.0;
1074                         if(dtime_jitter1 > jitter1_max)
1075                                 jitter1_max = dtime_jitter1;
1076                         counter += dtime;
1077                         if(counter > 0.0)
1078                         {
1079                                 counter -= 3.0;
1080                                 dtime_jitter1_max_sample = jitter1_max;
1081                                 dtime_jitter1_max_fraction
1082                                                 = dtime_jitter1_max_sample / (dtime_avg1+0.001);
1083                                 jitter1_max = 0.0;
1084                         }
1085                 }
1086
1087                 /*
1088                         Busytime average and jitter calculation
1089                 */
1090
1091                 static f32 busytime_avg1 = 0.0;
1092                 busytime_avg1 = busytime_avg1 * 0.98 + busytime * 0.02;
1093                 f32 busytime_jitter1 = busytime - busytime_avg1;
1094
1095                 static f32 busytime_jitter1_max_sample = 0.0;
1096                 static f32 busytime_jitter1_min_sample = 0.0;
1097                 {
1098                         static f32 jitter1_max = 0.0;
1099                         static f32 jitter1_min = 0.0;
1100                         static f32 counter = 0.0;
1101                         if(busytime_jitter1 > jitter1_max)
1102                                 jitter1_max = busytime_jitter1;
1103                         if(busytime_jitter1 < jitter1_min)
1104                                 jitter1_min = busytime_jitter1;
1105                         counter += dtime;
1106                         if(counter > 0.0){
1107                                 counter -= 3.0;
1108                                 busytime_jitter1_max_sample = jitter1_max;
1109                                 busytime_jitter1_min_sample = jitter1_min;
1110                                 jitter1_max = 0.0;
1111                                 jitter1_min = 0.0;
1112                         }
1113                 }
1114
1115                 /*
1116                         Debug info for client
1117                 */
1118                 {
1119                         static float counter = 0.0;
1120                         counter -= dtime;
1121                         if(counter < 0)
1122                         {
1123                                 counter = 30.0;
1124                                 client.printDebugInfo(infostream);
1125                         }
1126                 }
1127
1128                 /*
1129                         Profiler
1130                 */
1131                 float profiler_print_interval =
1132                                 g_settings->getFloat("profiler_print_interval");
1133                 bool print_to_log = true;
1134                 if(profiler_print_interval == 0){
1135                         print_to_log = false;
1136                         profiler_print_interval = 5;
1137                 }
1138                 if(m_profiler_interval.step(dtime, profiler_print_interval))
1139                 {
1140                         if(print_to_log){
1141                                 infostream<<"Profiler:"<<std::endl;
1142                                 g_profiler->print(infostream);
1143                         }
1144
1145                         std::ostringstream os(std::ios_base::binary);
1146                         g_profiler->print(os);
1147                         std::wstring text = narrow_to_wide(os.str());
1148                         guitext_profiler->setText(text.c_str());
1149
1150                         g_profiler->clear();
1151
1152                         s32 w = font->getDimension(text.c_str()).Width;
1153                         if(w < 400)
1154                                 w = 400;
1155                         core::rect<s32> rect(6, 4+(text_height+5)*2, 12+w,
1156                                         8+(text_height+5)*2 +
1157                                         font->getDimension(text.c_str()).Height);
1158                         guitext_profiler->setRelativePosition(rect);
1159                 }
1160
1161                 /*
1162                         Direct handling of user input
1163                 */
1164
1165                 // Reset input if window not active or some menu is active
1166                 if(device->isWindowActive() == false || noMenuActive() == false)
1167                 {
1168                         input->clear();
1169                 }
1170
1171                 // Input handler step() (used by the random input generator)
1172                 input->step(dtime);
1173
1174                 /*
1175                         Launch menus according to keys
1176                 */
1177                 if(input->wasKeyDown(getKeySetting("keymap_inventory")))
1178                 {
1179                         infostream<<"the_game: "
1180                                         <<"Launching inventory"<<std::endl;
1181
1182                         GUIInventoryMenu *menu =
1183                                 new GUIInventoryMenu(guienv, guiroot, -1,
1184                                         &g_menumgr, v2s16(8,7),
1185                                         client.getInventoryContext(),
1186                                         &client, tsrc);
1187
1188                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1189                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1190                                         "list", "current_player", "main",
1191                                         v2s32(0, 3), v2s32(8, 4)));
1192                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1193                                         "list", "current_player", "craft",
1194                                         v2s32(3, 0), v2s32(3, 3)));
1195                         draw_spec.push_back(GUIInventoryMenu::DrawSpec(
1196                                         "list", "current_player", "craftresult",
1197                                         v2s32(7, 1), v2s32(1, 1)));
1198
1199                         menu->setDrawSpec(draw_spec);
1200
1201                         menu->drop();
1202                 }
1203                 else if(input->wasKeyDown(EscapeKey))
1204                 {
1205                         infostream<<"the_game: "
1206                                         <<"Launching pause menu"<<std::endl;
1207                         // It will delete itself by itself
1208                         (new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
1209                                         &g_menumgr))->drop();
1210
1211                         // Move mouse cursor on top of the disconnect button
1212                         input->setMousePos(displaycenter.X, displaycenter.Y+25);
1213                 }
1214                 else if(input->wasKeyDown(getKeySetting("keymap_chat")))
1215                 {
1216                         TextDest *dest = new TextDestChat(&client);
1217
1218                         (new GUITextInputMenu(guienv, guiroot, -1,
1219                                         &g_menumgr, dest,
1220                                         L""))->drop();
1221                 }
1222                 else if(input->wasKeyDown(getKeySetting("keymap_cmd")))
1223                 {
1224                         TextDest *dest = new TextDestChat(&client);
1225
1226                         (new GUITextInputMenu(guienv, guiroot, -1,
1227                                         &g_menumgr, dest,
1228                                         L"/"))->drop();
1229                 }
1230                 else if(input->wasKeyDown(getKeySetting("keymap_freemove")))
1231                 {
1232                         if(g_settings->getBool("free_move"))
1233                         {
1234                                 g_settings->set("free_move","false");
1235                                 chat_lines.push_back(ChatLine(L"free_move disabled"));
1236                         }
1237                         else
1238                         {
1239                                 g_settings->set("free_move","true");
1240                                 chat_lines.push_back(ChatLine(L"free_move enabled"));
1241                         }
1242                 }
1243                 else if(input->wasKeyDown(getKeySetting("keymap_fastmove")))
1244                 {
1245                         if(g_settings->getBool("fast_move"))
1246                         {
1247                                 g_settings->set("fast_move","false");
1248                                 chat_lines.push_back(ChatLine(L"fast_move disabled"));
1249                         }
1250                         else
1251                         {
1252                                 g_settings->set("fast_move","true");
1253                                 chat_lines.push_back(ChatLine(L"fast_move enabled"));
1254                         }
1255                 }
1256                 else if(input->wasKeyDown(getKeySetting("keymap_frametime_graph")))
1257                 {
1258                         if(g_settings->getBool("frametime_graph"))
1259                         {
1260                                 g_settings->set("frametime_graph","false");
1261                                 chat_lines.push_back(ChatLine(L"frametime_graph disabled"));
1262                         }
1263                         else
1264                         {
1265                                 g_settings->set("frametime_graph","true");
1266                                 chat_lines.push_back(ChatLine(L"frametime_graph enabled"));
1267                         }
1268                 }
1269                 else if(input->wasKeyDown(getKeySetting("keymap_screenshot")))
1270                 {
1271                         irr::video::IImage* const image = driver->createScreenShot();
1272                         if (image) {
1273                                 irr::c8 filename[256];
1274                                 snprintf(filename, 256, "%s" DIR_DELIM "screenshot_%u.png",
1275                                                  g_settings->get("screenshot_path").c_str(),
1276                                                  device->getTimer()->getRealTime());
1277                                 if (driver->writeImageToFile(image, filename)) {
1278                                         std::wstringstream sstr;
1279                                         sstr<<"Saved screenshot to '"<<filename<<"'";
1280                                         infostream<<"Saved screenshot to '"<<filename<<"'"<<std::endl;
1281                                         chat_lines.push_back(ChatLine(sstr.str()));
1282                                 } else{
1283                                         infostream<<"Failed to save screenshot '"<<filename<<"'"<<std::endl;
1284                                 }
1285                                 image->drop();
1286                         }
1287                 }
1288                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_profiler")))
1289                 {
1290                         show_profiler = !show_profiler;
1291                         guitext_profiler->setVisible(show_profiler);
1292                         if(show_profiler)
1293                                 chat_lines.push_back(ChatLine(L"Profiler disabled"));
1294                         else
1295                                 chat_lines.push_back(ChatLine(L"Profiler enabled"));
1296                 }
1297                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_force_fog_off")))
1298                 {
1299                         force_fog_off = !force_fog_off;
1300                         if(force_fog_off)
1301                                 chat_lines.push_back(ChatLine(L"Fog disabled"));
1302                         else
1303                                 chat_lines.push_back(ChatLine(L"Fog enabled"));
1304                 }
1305                 else if(input->wasKeyDown(getKeySetting("keymap_toggle_update_camera")))
1306                 {
1307                         disable_camera_update = !disable_camera_update;
1308                         if(disable_camera_update)
1309                                 chat_lines.push_back(ChatLine(L"Camera update disabled"));
1310                         else
1311                                 chat_lines.push_back(ChatLine(L"Camera update enabled"));
1312                 }
1313
1314                 // Item selection with mouse wheel
1315                 {
1316                         s32 wheel = input->getMouseWheel();
1317                         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE-1,
1318                                         hotbar_itemcount-1);
1319
1320                         if(wheel < 0)
1321                         {
1322                                 if(g_selected_item < max_item)
1323                                         g_selected_item++;
1324                                 else
1325                                         g_selected_item = 0;
1326                         }
1327                         else if(wheel > 0)
1328                         {
1329                                 if(g_selected_item > 0)
1330                                         g_selected_item--;
1331                                 else
1332                                         g_selected_item = max_item;
1333                         }
1334                 }
1335
1336                 // Item selection
1337                 for(u16 i=0; i<10; i++)
1338                 {
1339                         const KeyPress *kp = NumberKey + (i + 1) % 10;
1340                         if(input->wasKeyDown(*kp))
1341                         {
1342                                 if(i < PLAYER_INVENTORY_SIZE && i < hotbar_itemcount)
1343                                 {
1344                                         g_selected_item = i;
1345
1346                                         infostream<<"Selected item: "
1347                                                         <<g_selected_item<<std::endl;
1348                                 }
1349                         }
1350                 }
1351
1352                 // Viewing range selection
1353                 if(input->wasKeyDown(getKeySetting("keymap_rangeselect")))
1354                 {
1355                         if(draw_control.range_all)
1356                         {
1357                                 draw_control.range_all = false;
1358                                 infostream<<"Disabled full viewing range"<<std::endl;
1359                         }
1360                         else
1361                         {
1362                                 draw_control.range_all = true;
1363                                 infostream<<"Enabled full viewing range"<<std::endl;
1364                         }
1365                 }
1366
1367                 // Print debug stacks
1368                 if(input->wasKeyDown(getKeySetting("keymap_print_debug_stacks")))
1369                 {
1370                         dstream<<"-----------------------------------------"
1371                                         <<std::endl;
1372                         dstream<<DTIME<<"Printing debug stacks:"<<std::endl;
1373                         dstream<<"-----------------------------------------"
1374                                         <<std::endl;
1375                         debug_stacks_print();
1376                 }
1377
1378                 /*
1379                         Mouse and camera control
1380                         NOTE: Do this before client.setPlayerControl() to not cause a camera lag of one frame
1381                 */
1382
1383                 if((device->isWindowActive() && noMenuActive()) || random_input)
1384                 {
1385                         if(!random_input)
1386                         {
1387                                 // Mac OSX gets upset if this is set every frame
1388                                 if(device->getCursorControl()->isVisible())
1389                                         device->getCursorControl()->setVisible(false);
1390                         }
1391
1392                         if(first_loop_after_window_activation){
1393                                 //infostream<<"window active, first loop"<<std::endl;
1394                                 first_loop_after_window_activation = false;
1395                         }
1396                         else{
1397                                 s32 dx = input->getMousePos().X - displaycenter.X;
1398                                 s32 dy = input->getMousePos().Y - displaycenter.Y;
1399                                 if(invert_mouse)
1400                                         dy = -dy;
1401                                 //infostream<<"window active, pos difference "<<dx<<","<<dy<<std::endl;
1402
1403                                 /*const float keyspeed = 500;
1404                                 if(input->isKeyDown(irr::KEY_UP))
1405                                         dy -= dtime * keyspeed;
1406                                 if(input->isKeyDown(irr::KEY_DOWN))
1407                                         dy += dtime * keyspeed;
1408                                 if(input->isKeyDown(irr::KEY_LEFT))
1409                                         dx -= dtime * keyspeed;
1410                                 if(input->isKeyDown(irr::KEY_RIGHT))
1411                                         dx += dtime * keyspeed;*/
1412
1413                                 camera_yaw -= dx*0.2;
1414                                 camera_pitch += dy*0.2;
1415                                 if(camera_pitch < -89.5) camera_pitch = -89.5;
1416                                 if(camera_pitch > 89.5) camera_pitch = 89.5;
1417                         }
1418                         input->setMousePos(displaycenter.X, displaycenter.Y);
1419                 }
1420                 else{
1421                         // Mac OSX gets upset if this is set every frame
1422                         if(device->getCursorControl()->isVisible() == false)
1423                                 device->getCursorControl()->setVisible(true);
1424
1425                         //infostream<<"window inactive"<<std::endl;
1426                         first_loop_after_window_activation = true;
1427                 }
1428
1429                 /*
1430                         Player speed control
1431                 */
1432
1433                 if(!noMenuActive() || !device->isWindowActive())
1434                 {
1435                         PlayerControl control(
1436                                 false,
1437                                 false,
1438                                 false,
1439                                 false,
1440                                 false,
1441                                 false,
1442                                 false,
1443                                 camera_pitch,
1444                                 camera_yaw
1445                         );
1446                         client.setPlayerControl(control);
1447                 }
1448                 else
1449                 {
1450                         /*bool a_up,
1451                         bool a_down,
1452                         bool a_left,
1453                         bool a_right,
1454                         bool a_jump,
1455                         bool a_superspeed,
1456                         bool a_sneak,
1457                         float a_pitch,
1458                         float a_yaw*/
1459                         PlayerControl control(
1460                                 input->isKeyDown(getKeySetting("keymap_forward")),
1461                                 input->isKeyDown(getKeySetting("keymap_backward")),
1462                                 input->isKeyDown(getKeySetting("keymap_left")),
1463                                 input->isKeyDown(getKeySetting("keymap_right")),
1464                                 input->isKeyDown(getKeySetting("keymap_jump")),
1465                                 input->isKeyDown(getKeySetting("keymap_special1")),
1466                                 input->isKeyDown(getKeySetting("keymap_sneak")),
1467                                 camera_pitch,
1468                                 camera_yaw
1469                         );
1470                         client.setPlayerControl(control);
1471                 }
1472
1473                 /*
1474                         Run server
1475                 */
1476
1477                 if(server != NULL)
1478                 {
1479                         //TimeTaker timer("server->step(dtime)");
1480                         server->step(dtime);
1481                 }
1482
1483                 /*
1484                         Process environment
1485                 */
1486
1487                 {
1488                         //TimeTaker timer("client.step(dtime)");
1489                         client.step(dtime);
1490                         //client.step(dtime_avg1);
1491                 }
1492
1493                 {
1494                         // Read client events
1495                         for(;;)
1496                         {
1497                                 ClientEvent event = client.getClientEvent();
1498                                 if(event.type == CE_NONE)
1499                                 {
1500                                         break;
1501                                 }
1502                                 else if(event.type == CE_PLAYER_DAMAGE)
1503                                 {
1504                                         //u16 damage = event.player_damage.amount;
1505                                         //infostream<<"Player damage: "<<damage<<std::endl;
1506                                         damage_flash_timer = 0.05;
1507                                         if(event.player_damage.amount >= 2){
1508                                                 damage_flash_timer += 0.05 * event.player_damage.amount;
1509                                         }
1510                                 }
1511                                 else if(event.type == CE_PLAYER_FORCE_MOVE)
1512                                 {
1513                                         camera_yaw = event.player_force_move.yaw;
1514                                         camera_pitch = event.player_force_move.pitch;
1515                                 }
1516                                 else if(event.type == CE_DEATHSCREEN)
1517                                 {
1518                                         if(respawn_menu_active)
1519                                                 continue;
1520
1521                                         /*bool set_camera_point_target =
1522                                                         event.deathscreen.set_camera_point_target;
1523                                         v3f camera_point_target;
1524                                         camera_point_target.X = event.deathscreen.camera_point_target_x;
1525                                         camera_point_target.Y = event.deathscreen.camera_point_target_y;
1526                                         camera_point_target.Z = event.deathscreen.camera_point_target_z;*/
1527                                         MainRespawnInitiator *respawner =
1528                                                         new MainRespawnInitiator(
1529                                                                         &respawn_menu_active, &client);
1530                                         GUIDeathScreen *menu =
1531                                                         new GUIDeathScreen(guienv, guiroot, -1,
1532                                                                 &g_menumgr, respawner);
1533                                         menu->drop();
1534
1535                                         /* Handle visualization */
1536
1537                                         damage_flash_timer = 0;
1538
1539                                         /*LocalPlayer* player = client.getLocalPlayer();
1540                                         player->setPosition(player->getPosition() + v3f(0,-BS,0));
1541                                         camera.update(player, busytime, screensize);*/
1542                                 }
1543                                 else if(event.type == CE_TEXTURES_UPDATED)
1544                                 {
1545                                         update_skybox(driver, tsrc, smgr, skybox, brightness);
1546                                 }
1547                         }
1548                 }
1549
1550                 //TimeTaker //timer2("//timer2");
1551
1552                 LocalPlayer* player = client.getLocalPlayer();
1553                 camera.update(player, busytime, screensize);
1554                 camera.step(dtime);
1555
1556                 v3f player_position = player->getPosition();
1557                 v3f camera_position = camera.getPosition();
1558                 v3f camera_direction = camera.getDirection();
1559                 f32 camera_fov = camera.getFovMax();
1560
1561                 if(!disable_camera_update){
1562                         client.updateCamera(camera_position,
1563                                 camera_direction, camera_fov);
1564                 }
1565
1566                 //timer2.stop();
1567                 //TimeTaker //timer3("//timer3");
1568
1569                 /*
1570                         Calculate what block is the crosshair pointing to
1571                 */
1572
1573                 //u32 t1 = device->getTimer()->getRealTime();
1574
1575                 //f32 d = 4; // max. distance
1576                 f32 d = 4; // max. distance
1577                 core::line3d<f32> shootline(camera_position,
1578                                 camera_position + camera_direction * BS * (d+1));
1579
1580                 ClientActiveObject *selected_active_object
1581                                 = client.getSelectedActiveObject
1582                                         (d*BS, camera_position, shootline);
1583
1584                 bool left_punch = false;
1585                 bool left_punch_muted = false;
1586
1587                 if(selected_active_object != NULL)
1588                 {
1589                         /* Clear possible cracking animation */
1590                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1591                         {
1592                                 client.clearTempMod(nodepos_old);
1593                                 dig_time = 0.0;
1594                                 nodepos_old = v3s16(-32768,-32768,-32768);
1595                         }
1596
1597                         //infostream<<"Client returned selected_active_object != NULL"<<std::endl;
1598
1599                         core::aabbox3d<f32> *selection_box
1600                                         = selected_active_object->getSelectionBox();
1601                         // Box should exist because object was returned in the
1602                         // first place
1603                         assert(selection_box);
1604
1605                         v3f pos = selected_active_object->getPosition();
1606
1607                         core::aabbox3d<f32> box_on_map(
1608                                         selection_box->MinEdge + pos,
1609                                         selection_box->MaxEdge + pos
1610                         );
1611
1612                         if(selected_active_object->doShowSelectionBox())
1613                                 hilightboxes.push_back(box_on_map);
1614
1615                         //infotext = narrow_to_wide("A ClientActiveObject");
1616                         infotext = narrow_to_wide(selected_active_object->infoText());
1617
1618                         //if(input->getLeftClicked())
1619                         if(input->getLeftState())
1620                         {
1621                                 bool do_punch = false;
1622                                 bool do_punch_damage = false;
1623                                 if(object_hit_delay_timer <= 0.0){
1624                                         do_punch = true;
1625                                         do_punch_damage = true;
1626                                         object_hit_delay_timer = object_hit_delay;
1627                                 }
1628                                 if(input->getLeftClicked()){
1629                                         do_punch = true;
1630                                 }
1631                                 if(do_punch){
1632                                         infostream<<"Left-clicked object"<<std::endl;
1633                                         left_punch = true;
1634                                 }
1635                                 if(do_punch_damage){
1636                                         client.clickActiveObject(0,
1637                                                         selected_active_object->getId(), g_selected_item);
1638                                 }
1639                         }
1640                         else if(input->getRightClicked())
1641                         {
1642                                 infostream<<"Right-clicked object"<<std::endl;
1643                                 client.clickActiveObject(1,
1644                                                 selected_active_object->getId(), g_selected_item);
1645                         }
1646                 }
1647                 else // selected_object == NULL
1648                 {
1649
1650                 /*
1651                         Find out which node we are pointing at
1652                 */
1653
1654                 bool nodefound = false;
1655                 v3s16 nodepos;
1656                 v3s16 neighbourpos;
1657                 core::aabbox3d<f32> nodehilightbox;
1658
1659                 getPointedNode(&client, player_position,
1660                                 camera_direction, camera_position,
1661                                 nodefound, shootline,
1662                                 nodepos, neighbourpos,
1663                                 nodehilightbox, d);
1664
1665                 if(!nodefound){
1666                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1667                         {
1668                                 client.clearTempMod(nodepos_old);
1669                                 dig_time = 0.0;
1670                                 nodepos_old = v3s16(-32768,-32768,-32768);
1671                         }
1672                 } else {
1673                         /*
1674                                 Visualize selection
1675                         */
1676
1677                         hilightboxes.push_back(nodehilightbox);
1678
1679                         /*
1680                                 Check information text of node
1681                         */
1682
1683                         NodeMetadata *meta = client.getNodeMetadata(nodepos);
1684                         if(meta)
1685                         {
1686                                 infotext = narrow_to_wide(meta->infoText());
1687                         }
1688
1689                         //MapNode node = client.getNode(nodepos);
1690
1691                         /*
1692                                 Handle digging
1693                         */
1694
1695                         if(input->getLeftReleased())
1696                         {
1697                                 client.clearTempMod(nodepos);
1698                                 dig_time = 0.0;
1699                         }
1700
1701                         if(nodig_delay_counter > 0.0)
1702                         {
1703                                 nodig_delay_counter -= dtime;
1704                         }
1705                         else
1706                         {
1707                                 if(nodepos != nodepos_old)
1708                                 {
1709                                         infostream<<"Pointing at ("<<nodepos.X<<","
1710                                                         <<nodepos.Y<<","<<nodepos.Z<<")"<<std::endl;
1711
1712                                         if(nodepos_old != v3s16(-32768,-32768,-32768))
1713                                         {
1714                                                 client.clearTempMod(nodepos_old);
1715                                                 dig_time = 0.0;
1716                                                 nodepos_old = v3s16(-32768,-32768,-32768);
1717                                         }
1718                                 }
1719
1720                                 if(input->getLeftClicked() ||
1721                                                 (input->getLeftState() && nodepos != nodepos_old))
1722                                 {
1723                                         infostream<<"Started digging"<<std::endl;
1724                                         client.groundAction(0, nodepos, neighbourpos, g_selected_item);
1725                                 }
1726                                 if(input->getLeftClicked())
1727                                 {
1728                                         client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, 0));
1729                                 }
1730                                 if(input->getLeftState())
1731                                 {
1732                                         MapNode n = client.getNode(nodepos);
1733
1734                                         // Get tool name. Default is "" = bare hands
1735                                         std::string toolname = "";
1736                                         InventoryList *mlist = local_inventory.getList("main");
1737                                         if(mlist != NULL)
1738                                         {
1739                                                 InventoryItem *item = mlist->getItem(g_selected_item);
1740                                                 if(item && (std::string)item->getName() == "ToolItem")
1741                                                 {
1742                                                         ToolItem *titem = (ToolItem*)item;
1743                                                         toolname = titem->getToolName();
1744                                                 }
1745                                         }
1746
1747                                         // Get digging properties for material and tool
1748                                         content_t material = n.getContent();
1749                                         ToolDiggingProperties tp =
1750                                                         tooldef->getDiggingProperties(toolname);
1751                                         DiggingProperties prop =
1752                                                         getDiggingProperties(material, &tp, nodedef);
1753
1754                                         float dig_time_complete = 0.0;
1755
1756                                         if(prop.diggable == false)
1757                                         {
1758                                                 /*infostream<<"Material "<<(int)material
1759                                                                 <<" not diggable with \""
1760                                                                 <<toolname<<"\""<<std::endl;*/
1761                                                 // I guess nobody will wait for this long
1762                                                 dig_time_complete = 10000000.0;
1763                                         }
1764                                         else
1765                                         {
1766                                                 dig_time_complete = prop.time;
1767                                         }
1768
1769                                         if(dig_time_complete >= 0.001)
1770                                         {
1771                                                 dig_index = (u16)((float)CRACK_ANIMATION_LENGTH
1772                                                                 * dig_time/dig_time_complete);
1773                                         }
1774                                         // This is for torches
1775                                         else
1776                                         {
1777                                                 dig_index = CRACK_ANIMATION_LENGTH;
1778                                         }
1779
1780                                         if(dig_index < CRACK_ANIMATION_LENGTH)
1781                                         {
1782                                                 //TimeTaker timer("client.setTempMod");
1783                                                 //infostream<<"dig_index="<<dig_index<<std::endl;
1784                                                 client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, dig_index));
1785                                         }
1786                                         else
1787                                         {
1788                                                 infostream<<"Digging completed"<<std::endl;
1789                                                 client.groundAction(3, nodepos, neighbourpos, g_selected_item);
1790                                                 client.clearTempMod(nodepos);
1791                                                 client.removeNode(nodepos);
1792
1793                                                 dig_time = 0;
1794
1795                                                 nodig_delay_counter = dig_time_complete
1796                                                                 / (float)CRACK_ANIMATION_LENGTH;
1797
1798                                                 // We don't want a corresponding delay to
1799                                                 // very time consuming nodes
1800                                                 if(nodig_delay_counter > 0.5)
1801                                                 {
1802                                                         nodig_delay_counter = 0.5;
1803                                                 }
1804                                                 // We want a slight delay to very little
1805                                                 // time consuming nodes
1806                                                 float mindelay = 0.15;
1807                                                 if(nodig_delay_counter < mindelay)
1808                                                 {
1809                                                         nodig_delay_counter = mindelay;
1810                                                 }
1811                                         }
1812
1813                                         dig_time += dtime;
1814
1815                                         camera.setDigging(0);  // left click animation
1816                                 }
1817                         }
1818
1819
1820                         if(input->getRightClicked())
1821                         {
1822                                 infostream<<"Ground right-clicked"<<std::endl;
1823
1824                                 // If metadata provides an inventory view, activate it
1825                                 if(meta && meta->getInventoryDrawSpecString() != "" && !random_input)
1826                                 {
1827                                         infostream<<"Launching custom inventory view"<<std::endl;
1828                                         /*
1829                                                 Construct the unique identification string of the node
1830                                         */
1831                                         std::string current_name;
1832                                         current_name += "nodemeta:";
1833                                         current_name += itos(nodepos.X);
1834                                         current_name += ",";
1835                                         current_name += itos(nodepos.Y);
1836                                         current_name += ",";
1837                                         current_name += itos(nodepos.Z);
1838
1839                                         /*
1840                                                 Create menu
1841                                         */
1842
1843                                         core::array<GUIInventoryMenu::DrawSpec> draw_spec;
1844                                         v2s16 invsize =
1845                                                 GUIInventoryMenu::makeDrawSpecArrayFromString(
1846                                                         draw_spec,
1847                                                         meta->getInventoryDrawSpecString(),
1848                                                         current_name);
1849
1850                                         GUIInventoryMenu *menu =
1851                                                 new GUIInventoryMenu(guienv, guiroot, -1,
1852                                                         &g_menumgr, invsize,
1853                                                         client.getInventoryContext(),
1854                                                         &client, tsrc);
1855                                         menu->setDrawSpec(draw_spec);
1856                                         menu->drop();
1857                                 }
1858                                 // If metadata provides text input, activate text input
1859                                 else if(meta && meta->allowsTextInput() && !random_input)
1860                                 {
1861                                         infostream<<"Launching metadata text input"<<std::endl;
1862
1863                                         // Get a new text for it
1864
1865                                         TextDest *dest = new TextDestNodeMetadata(nodepos, &client);
1866
1867                                         std::wstring wtext = narrow_to_wide(meta->getText());
1868
1869                                         (new GUITextInputMenu(guienv, guiroot, -1,
1870                                                         &g_menumgr, dest,
1871                                                         wtext))->drop();
1872                                 }
1873                                 // Otherwise report right click to server
1874                                 else
1875                                 {
1876                                         client.groundAction(1, nodepos, neighbourpos, g_selected_item);
1877                                         camera.setDigging(1);  // right click animation
1878                                 }
1879                         }
1880
1881                         nodepos_old = nodepos;
1882                 }
1883
1884                 } // selected_object == NULL
1885
1886                 if(left_punch || (input->getLeftClicked() && !left_punch_muted))
1887                 {
1888                         camera.setDigging(0); // left click animation
1889                 }
1890
1891                 input->resetLeftClicked();
1892                 input->resetRightClicked();
1893
1894                 if(input->getLeftReleased())
1895                 {
1896                         infostream<<"Left button released (stopped digging)"
1897                                         <<std::endl;
1898                         client.groundAction(2, v3s16(0,0,0), v3s16(0,0,0), 0);
1899                 }
1900                 if(input->getRightReleased())
1901                 {
1902                         //inostream<<DTIME<<"Right released"<<std::endl;
1903                         // Nothing here
1904                 }
1905
1906                 input->resetLeftReleased();
1907                 input->resetRightReleased();
1908
1909                 /*
1910                         Calculate stuff for drawing
1911                 */
1912
1913                 /*
1914                         Calculate general brightness
1915                 */
1916                 u32 daynight_ratio = client.getDayNightRatio();
1917                 u8 light8 = decode_light((daynight_ratio * LIGHT_SUN) / 1000);
1918                 brightness = (float)light8/255.0;
1919                 video::SColor bgcolor = video::SColor(
1920                                 255,
1921                                 bgcolor_bright.getRed() * brightness,
1922                                 bgcolor_bright.getGreen() * brightness,
1923                                 bgcolor_bright.getBlue() * brightness);
1924                                 /*skycolor.getRed() * brightness,
1925                                 skycolor.getGreen() * brightness,
1926                                 skycolor.getBlue() * brightness);*/
1927
1928                 /*
1929                         Update skybox
1930                 */
1931                 if(fabs(brightness - old_brightness) > 0.01)
1932                         update_skybox(driver, tsrc, smgr, skybox, brightness);
1933
1934                 /*
1935                         Update clouds
1936                 */
1937                 if(clouds)
1938                 {
1939                         clouds->step(dtime);
1940                         clouds->update(v2f(player_position.X, player_position.Z),
1941                                         0.05+brightness*0.95);
1942                 }
1943
1944                 /*
1945                         Update farmesh
1946                 */
1947                 if(farmesh)
1948                 {
1949                         farmesh_range = draw_control.wanted_range * 10;
1950                         if(draw_control.range_all && farmesh_range < 500)
1951                                 farmesh_range = 500;
1952                         if(farmesh_range > 1000)
1953                                 farmesh_range = 1000;
1954
1955                         farmesh->step(dtime);
1956                         farmesh->update(v2f(player_position.X, player_position.Z),
1957                                         0.05+brightness*0.95, farmesh_range);
1958                 }
1959
1960                 // Store brightness value
1961                 old_brightness = brightness;
1962
1963                 /*
1964                         Fog
1965                 */
1966
1967                 if(g_settings->getBool("enable_fog") == true && !force_fog_off)
1968                 {
1969                         f32 range;
1970                         if(farmesh)
1971                         {
1972                                 range = BS*farmesh_range;
1973                         }
1974                         else
1975                         {
1976                                 range = draw_control.wanted_range*BS + MAP_BLOCKSIZE*BS*1.5;
1977                                 range *= 0.9;
1978                                 if(draw_control.range_all)
1979                                         range = 100000*BS;
1980                                 /*if(range < 50*BS)
1981                                         range = range * 0.5 + 25*BS;*/
1982                         }
1983
1984                         driver->setFog(
1985                                 bgcolor,
1986                                 video::EFT_FOG_LINEAR,
1987                                 range*0.4,
1988                                 range*1.0,
1989                                 0.01,
1990                                 false, // pixel fog
1991                                 false // range fog
1992                         );
1993                 }
1994                 else
1995                 {
1996                         driver->setFog(
1997                                 bgcolor,
1998                                 video::EFT_FOG_LINEAR,
1999                                 100000*BS,
2000                                 110000*BS,
2001                                 0.01,
2002                                 false, // pixel fog
2003                                 false // range fog
2004                         );
2005                 }
2006
2007                 /*
2008                         Update gui stuff (0ms)
2009                 */
2010
2011                 //TimeTaker guiupdatetimer("Gui updating");
2012
2013                 {
2014                         static float drawtime_avg = 0;
2015                         drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
2016                         static float beginscenetime_avg = 0;
2017                         beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
2018                         static float scenetime_avg = 0;
2019                         scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
2020                         static float endscenetime_avg = 0;
2021                         endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;
2022
2023                         char temptext[300];
2024                         snprintf(temptext, 300, "Minetest-c55 %s ("
2025                                         "R: range_all=%i"
2026                                         ")"
2027                                         " drawtime=%.0f, beginscenetime=%.0f"
2028                                         ", scenetime=%.0f, endscenetime=%.0f",
2029                                         VERSION_STRING,
2030                                         draw_control.range_all,
2031                                         drawtime_avg,
2032                                         beginscenetime_avg,
2033                                         scenetime_avg,
2034                                         endscenetime_avg
2035                                         );
2036
2037                         guitext->setText(narrow_to_wide(temptext).c_str());
2038                 }
2039
2040                 {
2041                         char temptext[300];
2042                         snprintf(temptext, 300,
2043                                         "(% .1f, % .1f, % .1f)"
2044                                         " (% .3f < btime_jitter < % .3f"
2045                                         ", dtime_jitter = % .1f %%"
2046                                         ", v_range = %.1f, RTT = %.3f)",
2047                                         player_position.X/BS,
2048                                         player_position.Y/BS,
2049                                         player_position.Z/BS,
2050                                         busytime_jitter1_min_sample,
2051                                         busytime_jitter1_max_sample,
2052                                         dtime_jitter1_max_fraction * 100.0,
2053                                         draw_control.wanted_range,
2054                                         client.getRTT()
2055                                         );
2056
2057                         guitext2->setText(narrow_to_wide(temptext).c_str());
2058                 }
2059
2060                 {
2061                         guitext_info->setText(infotext.c_str());
2062                 }
2063
2064                 /*
2065                         Get chat messages from client
2066                 */
2067                 {
2068                         // Get new messages
2069                         std::wstring message;
2070                         while(client.getChatMessage(message))
2071                         {
2072                                 chat_lines.push_back(ChatLine(message));
2073                                 /*if(chat_lines.size() > 6)
2074                                 {
2075                                         core::list<ChatLine>::Iterator
2076                                                         i = chat_lines.begin();
2077                                         chat_lines.erase(i);
2078                                 }*/
2079                         }
2080                         // Append them to form the whole static text and throw
2081                         // it to the gui element
2082                         std::wstring whole;
2083                         // This will correspond to the line number counted from
2084                         // top to bottom, from size-1 to 0
2085                         s16 line_number = chat_lines.size();
2086                         // Count of messages to be removed from the top
2087                         u16 to_be_removed_count = 0;
2088                         for(core::list<ChatLine>::Iterator
2089                                         i = chat_lines.begin();
2090                                         i != chat_lines.end(); i++)
2091                         {
2092                                 // After this, line number is valid for this loop
2093                                 line_number--;
2094                                 // Increment age
2095                                 (*i).age += dtime;
2096                                 /*
2097                                         This results in a maximum age of 60*6 to the
2098                                         lowermost line and a maximum of 6 lines
2099                                 */
2100                                 float allowed_age = (6-line_number) * 60.0;
2101
2102                                 if((*i).age > allowed_age)
2103                                 {
2104                                         to_be_removed_count++;
2105                                         continue;
2106                                 }
2107                                 whole += (*i).text + L'\n';
2108                         }
2109                         for(u16 i=0; i<to_be_removed_count; i++)
2110                         {
2111                                 core::list<ChatLine>::Iterator
2112                                                 it = chat_lines.begin();
2113                                 chat_lines.erase(it);
2114                         }
2115                         guitext_chat->setText(whole.c_str());
2116
2117                         // Update gui element size and position
2118
2119                         /*core::rect<s32> rect(
2120                                         10,
2121                                         screensize.Y - guitext_chat_pad_bottom
2122                                                         - text_height*chat_lines.size(),
2123                                         screensize.X - 10,
2124                                         screensize.Y - guitext_chat_pad_bottom
2125                         );*/
2126                         core::rect<s32> rect(
2127                                         10,
2128                                         50,
2129                                         screensize.X - 10,
2130                                         50 + guitext_chat->getTextHeight()
2131                         );
2132
2133                         guitext_chat->setRelativePosition(rect);
2134
2135                         // Don't show chat if empty or profiler is enabled
2136                         if(chat_lines.size() == 0 || show_profiler)
2137                                 guitext_chat->setVisible(false);
2138                         else
2139                                 guitext_chat->setVisible(true);
2140                 }
2141
2142                 /*
2143                         Inventory
2144                 */
2145
2146                 static u16 old_selected_item = 65535;
2147                 if(client.getLocalInventoryUpdated()
2148                                 || g_selected_item != old_selected_item)
2149                 {
2150                         client.selectPlayerItem(g_selected_item);
2151                         old_selected_item = g_selected_item;
2152                         //infostream<<"Updating local inventory"<<std::endl;
2153                         client.getLocalInventory(local_inventory);
2154
2155                         // Update wielded tool
2156                         InventoryList *mlist = local_inventory.getList("main");
2157                         InventoryItem *item = NULL;
2158                         if(mlist != NULL)
2159                                 item = mlist->getItem(g_selected_item);
2160                         camera.wield(item, gamedef);
2161                 }
2162
2163                 /*
2164                         Send actions returned by the inventory menu
2165                 */
2166                 while(inventory_action_queue.size() != 0)
2167                 {
2168                         InventoryAction *a = inventory_action_queue.pop_front();
2169
2170                         client.sendInventoryAction(a);
2171                         // Eat it
2172                         delete a;
2173                 }
2174
2175                 /*
2176                         Drawing begins
2177                 */
2178
2179                 TimeTaker drawtimer("Drawing");
2180
2181
2182                 {
2183                         TimeTaker timer("beginScene");
2184                         driver->beginScene(true, true, bgcolor);
2185                         //driver->beginScene(false, true, bgcolor);
2186                         beginscenetime = timer.stop(true);
2187                 }
2188
2189                 //timer3.stop();
2190
2191                 //infostream<<"smgr->drawAll()"<<std::endl;
2192
2193                 {
2194                         TimeTaker timer("smgr");
2195                         smgr->drawAll();
2196                         scenetime = timer.stop(true);
2197                 }
2198
2199                 {
2200                 //TimeTaker timer9("auxiliary drawings");
2201                 // 0ms
2202
2203                 //timer9.stop();
2204                 //TimeTaker //timer10("//timer10");
2205
2206                 video::SMaterial m;
2207                 //m.Thickness = 10;
2208                 m.Thickness = 3;
2209                 m.Lighting = false;
2210                 driver->setMaterial(m);
2211
2212                 driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
2213
2214                 for(core::list< core::aabbox3d<f32> >::Iterator i=hilightboxes.begin();
2215                                 i != hilightboxes.end(); i++)
2216                 {
2217                         /*infostream<<"hilightbox min="
2218                                         <<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
2219                                         <<" max="
2220                                         <<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
2221                                         <<std::endl;*/
2222                         driver->draw3DBox(*i, video::SColor(255,0,0,0));
2223                 }
2224
2225                 /*
2226                         Wielded tool
2227                 */
2228                 {
2229                         // Warning: This clears the Z buffer.
2230                         camera.drawWieldedTool();
2231                 }
2232
2233                 /*
2234                         Post effects
2235                 */
2236                 {
2237                         client.renderPostFx();
2238                 }
2239
2240                 /*
2241                         Frametime log
2242                 */
2243                 if(g_settings->getBool("frametime_graph") == true)
2244                 {
2245                         s32 x = 10;
2246                         for(core::list<float>::Iterator
2247                                         i = frametime_log.begin();
2248                                         i != frametime_log.end();
2249                                         i++)
2250                         {
2251                                 driver->draw2DLine(v2s32(x,50),
2252                                                 v2s32(x,50+(*i)*1000),
2253                                                 video::SColor(255,255,255,255));
2254                                 x++;
2255                         }
2256                 }
2257
2258                 /*
2259                         Draw crosshair
2260                 */
2261                 driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
2262                                 displaycenter + core::vector2d<s32>(10,0),
2263                                 video::SColor(255,255,255,255));
2264                 driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
2265                                 displaycenter + core::vector2d<s32>(0,10),
2266                                 video::SColor(255,255,255,255));
2267
2268                 } // timer
2269
2270                 //timer10.stop();
2271                 //TimeTaker //timer11("//timer11");
2272
2273                 /*
2274                         Draw gui
2275                 */
2276                 // 0-1ms
2277                 guienv->drawAll();
2278
2279                 /*
2280                         Draw hotbar
2281                 */
2282                 {
2283                         draw_hotbar(driver, font, tsrc,
2284                                         v2s32(displaycenter.X, screensize.Y),
2285                                         hotbar_imagesize, hotbar_itemcount, &local_inventory,
2286                                         client.getHP());
2287                 }
2288
2289                 /*
2290                         Damage flash
2291                 */
2292                 if(damage_flash_timer > 0.0)
2293                 {
2294                         damage_flash_timer -= dtime;
2295
2296                         video::SColor color(128,255,0,0);
2297                         driver->draw2DRectangle(color,
2298                                         core::rect<s32>(0,0,screensize.X,screensize.Y),
2299                                         NULL);
2300                 }
2301
2302                 /*
2303                         End scene
2304                 */
2305                 {
2306                         TimeTaker timer("endScene");
2307                         endSceneX(driver);
2308                         endscenetime = timer.stop(true);
2309                 }
2310
2311                 drawtime = drawtimer.stop(true);
2312
2313                 /*
2314                         End of drawing
2315                 */
2316
2317                 static s16 lastFPS = 0;
2318                 //u16 fps = driver->getFPS();
2319                 u16 fps = (1.0/dtime_avg1);
2320
2321                 if (lastFPS != fps)
2322                 {
2323                         core::stringw str = L"Minetest [";
2324                         str += driver->getName();
2325                         str += "] FPS=";
2326                         str += fps;
2327
2328                         device->setWindowCaption(str.c_str());
2329                         lastFPS = fps;
2330                 }
2331         }
2332
2333         /*
2334                 Drop stuff
2335         */
2336         if(clouds)
2337                 clouds->drop();
2338
2339         /*
2340                 Draw a "shutting down" screen, which will be shown while the map
2341                 generator and other stuff quits
2342         */
2343         {
2344                 /*gui::IGUIStaticText *gui_shuttingdowntext = */
2345                 draw_load_screen(L"Shutting down stuff...", driver, font);
2346                 /*driver->beginScene(true, true, video::SColor(255,0,0,0));
2347                 guienv->drawAll();
2348                 driver->endScene();
2349                 gui_shuttingdowntext->remove();*/
2350         }
2351
2352         } // Client scope (must be destructed before destructing *def and tsrc
2353
2354         delete tooldef;
2355         delete tsrc;
2356         delete nodedef;
2357 }
2358
2359