src/game.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "game.h"
  21
  22 #include <iomanip>
  23 #include <cmath>
  24 #include "client/renderingengine.h"
  25 #include "camera.h"
  26 #include "client.h"
  27 #include "client/clientevent.h"
  28 #include "client/inputhandler.h"
  29 #include "client/tile.h"     // For TextureSource
  30 #include "client/keys.h"
  31 #include "client/joystick_controller.h"
  32 #include "clientmap.h"
  33 #include "clouds.h"
  34 #include "config.h"
  35 #include "content_cao.h"
  36 #include "event_manager.h"
  37 #include "fontengine.h"
  38 #include "itemdef.h"
  39 #include "log.h"
  40 #include "filesys.h"
  41 #include "gettext.h"
  42 #include "gui/guiChatConsole.h"
  43 #include "gui/guiFormSpecMenu.h"
  44 #include "gui/guiKeyChangeMenu.h"
  45 #include "gui/guiPasswordChange.h"
  46 #include "gui/guiVolumeChange.h"
  47 #include "gui/mainmenumanager.h"
  48 #include "mapblock.h"
  49 #include "minimap.h"
  50 #include "nodedef.h"         // Needed for determining pointing to nodes
  51 #include "nodemetadata.h"
  52 #include "particles.h"
  53 #include "profiler.h"
  54 #include "quicktune_shortcutter.h"
  55 #include "raycast.h"
  56 #include "server.h"
  57 #include "settings.h"
  58 #include "shader.h"
  59 #include "sky.h"
  60 #include "subgame.h"
  61 #include "tool.h"
  62 #include "translation.h"
  63 #include "util/basic_macros.h"
  64 #include "util/directiontables.h"
  65 #include "util/pointedthing.h"
  66 #include "irrlicht_changes/static_text.h"
  67 #include "version.h"
  68 #include "script/scripting_client.h"
  69
  70 #if USE_SOUND
  71         #include "sound_openal.h"
  72 #endif
  73
  74
  75 /*
  76         Text input system
  77 */
  78
  79 struct TextDestNodeMetadata : public TextDest
  80 {
  81         TextDestNodeMetadata(v3s16 p, Client *client)
  82         {
  83                 m_p = p;
  84                 m_client = client;
  85         }
  86         // This is deprecated I guess? -celeron55
  87         void gotText(const std::wstring &text)
  88         {
  89                 std::string ntext = wide_to_utf8(text);
  90                 infostream << "Submitting 'text' field of node at (" << m_p.X << ","
  91                            << m_p.Y << "," << m_p.Z << "): " << ntext << std::endl;
  92                 StringMap fields;
  93                 fields["text"] = ntext;
  94                 m_client->sendNodemetaFields(m_p, "", fields);
  95         }
  96         void gotText(const StringMap &fields)
  97         {
  98                 m_client->sendNodemetaFields(m_p, "", fields);
  99         }
 100
 101         v3s16 m_p;
 102         Client *m_client;
 103 };
 104
 105 struct TextDestPlayerInventory : public TextDest
 106 {
 107         TextDestPlayerInventory(Client *client)
 108         {
 109                 m_client = client;
 110                 m_formname = "";
 111         }
 112         TextDestPlayerInventory(Client *client, const std::string &formname)
 113         {
 114                 m_client = client;
 115                 m_formname = formname;
 116         }
 117         void gotText(const StringMap &fields)
 118         {
 119                 m_client->sendInventoryFields(m_formname, fields);
 120         }
 121
 122         Client *m_client;
 123 };
 124
 125 struct LocalFormspecHandler : public TextDest
 126 {
 127         LocalFormspecHandler(const std::string &formname)
 128         {
 129                 m_formname = formname;
 130         }
 131
 132         LocalFormspecHandler(const std::string &formname, Client *client):
 133                 m_client(client)
 134         {
 135                 m_formname = formname;
 136         }
 137
 138         void gotText(const StringMap &fields)
 139         {
 140                 if (m_formname == "MT_PAUSE_MENU") {
 141                         if (fields.find("btn_sound") != fields.end()) {
 142                                 g_gamecallback->changeVolume();
 143                                 return;
 144                         }
 145
 146                         if (fields.find("btn_key_config") != fields.end()) {
 147                                 g_gamecallback->keyConfig();
 148                                 return;
 149                         }
 150
 151                         if (fields.find("btn_exit_menu") != fields.end()) {
 152                                 g_gamecallback->disconnect();
 153                                 return;
 154                         }
 155
 156                         if (fields.find("btn_exit_os") != fields.end()) {
 157                                 g_gamecallback->exitToOS();
 158 #ifndef __ANDROID__
 159                                 RenderingEngine::get_raw_device()->closeDevice();
 160 #endif
 161                                 return;
 162                         }
 163
 164                         if (fields.find("btn_change_password") != fields.end()) {
 165                                 g_gamecallback->changePassword();
 166                                 return;
 167                         }
 168
 169                         if (fields.find("quit") != fields.end()) {
 170                                 return;
 171                         }
 172
 173                         if (fields.find("btn_continue") != fields.end()) {
 174                                 return;
 175                         }
 176                 }
 177
 178                 // Don't disable this part when modding is disabled, it's used in builtin
 179                 if (m_client && m_client->getScript())
 180                         m_client->getScript()->on_formspec_input(m_formname, fields);
 181         }
 182
 183         Client *m_client = nullptr;
 184 };
 185
 186 /* Form update callback */
 187
 188 static const std::string empty_string = "";
 189 class NodeMetadataFormSource: public IFormSource
 190 {
 191 public:
 192         NodeMetadataFormSource(ClientMap *map, v3s16 p):
 193                 m_map(map),
 194                 m_p(p)
 195         {
 196         }
 197         const std::string &getForm() const
 198         {
 199                 NodeMetadata *meta = m_map->getNodeMetadata(m_p);
 200
 201                 if (!meta)
 202                         return empty_string;
 203
 204                 return meta->getString("formspec");
 205         }
 206
 207         virtual std::string resolveText(const std::string &str)
 208         {
 209                 NodeMetadata *meta = m_map->getNodeMetadata(m_p);
 210
 211                 if (!meta)
 212                         return str;
 213
 214                 return meta->resolveString(str);
 215         }
 216
 217         ClientMap *m_map;
 218         v3s16 m_p;
 219 };
 220
 221 class PlayerInventoryFormSource: public IFormSource
 222 {
 223 public:
 224         PlayerInventoryFormSource(Client *client):
 225                 m_client(client)
 226         {
 227         }
 228
 229         const std::string &getForm() const
 230         {
 231                 LocalPlayer *player = m_client->getEnv().getLocalPlayer();
 232                 return player->inventory_formspec;
 233         }
 234
 235         Client *m_client;
 236 };
 237
 238 /* Profiler display */
 239
 240 void update_profiler_gui(gui::IGUIStaticText *guitext_profiler, FontEngine *fe,
 241                 u32 show_profiler, u32 show_profiler_max, s32 screen_height)
 242 {
 243         if (show_profiler == 0) {
 244                 guitext_profiler->setVisible(false);
 245         } else {
 246
 247                 std::ostringstream os(std::ios_base::binary);
 248                 g_profiler->printPage(os, show_profiler, show_profiler_max);
 249                 std::wstring text = translate_string(utf8_to_wide(os.str()));
 250                 setStaticText(guitext_profiler, text.c_str());
 251                 guitext_profiler->setVisible(true);
 252
 253                 s32 w = fe->getTextWidth(text);
 254
 255                 if (w < 400)
 256                         w = 400;
 257
 258                 unsigned text_height = fe->getTextHeight();
 259
 260                 core::position2di upper_left, lower_right;
 261
 262                 upper_left.X  = 6;
 263                 upper_left.Y  = (text_height + 5) * 2;
 264                 lower_right.X = 12 + w;
 265                 lower_right.Y = upper_left.Y + (text_height + 1) * MAX_PROFILER_TEXT_ROWS;
 266
 267                 if (lower_right.Y > screen_height * 2 / 3)
 268                         lower_right.Y = screen_height * 2 / 3;
 269
 270                 core::rect<s32> rect(upper_left, lower_right);
 271
 272                 guitext_profiler->setRelativePosition(rect);
 273                 guitext_profiler->setVisible(true);
 274         }
 275 }
 276
 277 class ProfilerGraph
 278 {
 279 private:
 280         struct Piece {
 281                 Profiler::GraphValues values;
 282         };
 283         struct Meta {
 284                 float min;
 285                 float max;
 286                 video::SColor color;
 287                 Meta(float initial = 0,
 288                         video::SColor color = video::SColor(255, 255, 255, 255)):
 289                         min(initial),
 290                         max(initial),
 291                         color(color)
 292                 {}
 293         };
 294         std::deque<Piece> m_log;
 295 public:
 296         u32 m_log_max_size = 200;
 297
 298         ProfilerGraph() = default;
 299
 300         void put(const Profiler::GraphValues &values)
 301         {
 302                 Piece piece;
 303                 piece.values = values;
 304                 m_log.push_back(piece);
 305
 306                 while (m_log.size() > m_log_max_size)
 307                         m_log.erase(m_log.begin());
 308         }
 309
 310         void draw(s32 x_left, s32 y_bottom, video::IVideoDriver *driver,
 311                   gui::IGUIFont *font) const
 312         {
 313                 // Do *not* use UNORDERED_MAP here as the order needs
 314                 // to be the same for each call to prevent flickering
 315                 std::map<std::string, Meta> m_meta;
 316
 317                 for (const Piece &piece : m_log) {
 318                         for (const auto &i : piece.values) {
 319                                 const std::string &id = i.first;
 320                                 const float &value = i.second;
 321                                 std::map<std::string, Meta>::iterator j = m_meta.find(id);
 322
 323                                 if (j == m_meta.end()) {
 324                                         m_meta[id] = Meta(value);
 325                                         continue;
 326                                 }
 327
 328                                 if (value < j->second.min)
 329                                         j->second.min = value;
 330
 331                                 if (value > j->second.max)
 332                                         j->second.max = value;
 333                         }
 334                 }
 335
 336                 // Assign colors
 337                 static const video::SColor usable_colors[] = {
 338                         video::SColor(255, 255, 100, 100),
 339                         video::SColor(255, 90, 225, 90),
 340                         video::SColor(255, 100, 100, 255),
 341                         video::SColor(255, 255, 150, 50),
 342                         video::SColor(255, 220, 220, 100)
 343                 };
 344                 static const u32 usable_colors_count =
 345                         sizeof(usable_colors) / sizeof(*usable_colors);
 346                 u32 next_color_i = 0;
 347
 348                 for (auto &i : m_meta) {
 349                         Meta &meta = i.second;
 350                         video::SColor color(255, 200, 200, 200);
 351
 352                         if (next_color_i < usable_colors_count)
 353                                 color = usable_colors[next_color_i++];
 354
 355                         meta.color = color;
 356                 }
 357
 358                 s32 graphh = 50;
 359                 s32 textx = x_left + m_log_max_size + 15;
 360                 s32 textx2 = textx + 200 - 15;
 361                 s32 meta_i = 0;
 362
 363                 for (std::map<std::string, Meta>::const_iterator i = m_meta.begin();
 364                                 i != m_meta.end(); ++i) {
 365                         const std::string &id = i->first;
 366                         const Meta &meta = i->second;
 367                         s32 x = x_left;
 368                         s32 y = y_bottom - meta_i * 50;
 369                         float show_min = meta.min;
 370                         float show_max = meta.max;
 371
 372                         if (show_min >= -0.0001 && show_max >= -0.0001) {
 373                                 if (show_min <= show_max * 0.5)
 374                                         show_min = 0;
 375                         }
 376
 377                         s32 texth = 15;
 378                         char buf[10];
 379                         snprintf(buf, 10, "%.3g", show_max);
 380                         font->draw(utf8_to_wide(buf).c_str(),
 381                                         core::rect<s32>(textx, y - graphh,
 382                                                    textx2, y - graphh + texth),
 383                                         meta.color);
 384                         snprintf(buf, 10, "%.3g", show_min);
 385                         font->draw(utf8_to_wide(buf).c_str(),
 386                                         core::rect<s32>(textx, y - texth,
 387                                                    textx2, y),
 388                                         meta.color);
 389                         font->draw(utf8_to_wide(id).c_str(),
 390                                         core::rect<s32>(textx, y - graphh / 2 - texth / 2,
 391                                                    textx2, y - graphh / 2 + texth / 2),
 392                                         meta.color);
 393                         s32 graph1y = y;
 394                         s32 graph1h = graphh;
 395                         bool relativegraph = (show_min != 0 && show_min != show_max);
 396                         float lastscaledvalue = 0.0;
 397                         bool lastscaledvalue_exists = false;
 398
 399                         for (const Piece &piece : m_log) {
 400                                 float value = 0;
 401                                 bool value_exists = false;
 402                                 Profiler::GraphValues::const_iterator k =
 403                                         piece.values.find(id);
 404
 405                                 if (k != piece.values.end()) {
 406                                         value = k->second;
 407                                         value_exists = true;
 408                                 }
 409
 410                                 if (!value_exists) {
 411                                         x++;
 412                                         lastscaledvalue_exists = false;
 413                                         continue;
 414                                 }
 415
 416                                 float scaledvalue = 1.0;
 417
 418                                 if (show_max != show_min)
 419                                         scaledvalue = (value - show_min) / (show_max - show_min);
 420
 421                                 if (scaledvalue == 1.0 && value == 0) {
 422                                         x++;
 423                                         lastscaledvalue_exists = false;
 424                                         continue;
 425                                 }
 426
 427                                 if (relativegraph) {
 428                                         if (lastscaledvalue_exists) {
 429                                                 s32 ivalue1 = lastscaledvalue * graph1h;
 430                                                 s32 ivalue2 = scaledvalue * graph1h;
 431                                                 driver->draw2DLine(v2s32(x - 1, graph1y - ivalue1),
 432                                                                    v2s32(x, graph1y - ivalue2), meta.color);
 433                                         }
 434
 435                                         lastscaledvalue = scaledvalue;
 436                                         lastscaledvalue_exists = true;
 437                                 } else {
 438                                         s32 ivalue = scaledvalue * graph1h;
 439                                         driver->draw2DLine(v2s32(x, graph1y),
 440                                                            v2s32(x, graph1y - ivalue), meta.color);
 441                                 }
 442
 443                                 x++;
 444                         }
 445
 446                         meta_i++;
 447                 }
 448         }
 449 };
 450
 451 class NodeDugEvent: public MtEvent
 452 {
 453 public:
 454         v3s16 p;
 455         MapNode n;
 456
 457         NodeDugEvent(v3s16 p, MapNode n):
 458                 p(p),
 459                 n(n)
 460         {}
 461         const char *getType() const
 462         {
 463                 return "NodeDug";
 464         }
 465 };
 466
 467 class SoundMaker
 468 {
 469         ISoundManager *m_sound;
 470         INodeDefManager *m_ndef;
 471 public:
 472         bool makes_footstep_sound;
 473         float m_player_step_timer;
 474
 475         SimpleSoundSpec m_player_step_sound;
 476         SimpleSoundSpec m_player_leftpunch_sound;
 477         SimpleSoundSpec m_player_rightpunch_sound;
 478
 479         SoundMaker(ISoundManager *sound, INodeDefManager *ndef):
 480                 m_sound(sound),
 481                 m_ndef(ndef),
 482                 makes_footstep_sound(true),
 483                 m_player_step_timer(0)
 484         {
 485         }
 486
 487         void playPlayerStep()
 488         {
 489                 if (m_player_step_timer <= 0 && m_player_step_sound.exists()) {
 490                         m_player_step_timer = 0.03;
 491                         if (makes_footstep_sound)
 492                                 m_sound->playSound(m_player_step_sound, false);
 493                 }
 494         }
 495
 496         static void viewBobbingStep(MtEvent *e, void *data)
 497         {
 498                 SoundMaker *sm = (SoundMaker *)data;
 499                 sm->playPlayerStep();
 500         }
 501
 502         static void playerRegainGround(MtEvent *e, void *data)
 503         {
 504                 SoundMaker *sm = (SoundMaker *)data;
 505                 sm->playPlayerStep();
 506         }
 507
 508         static void playerJump(MtEvent *e, void *data)
 509         {
 510                 //SoundMaker *sm = (SoundMaker*)data;
 511         }
 512
 513         static void cameraPunchLeft(MtEvent *e, void *data)
 514         {
 515                 SoundMaker *sm = (SoundMaker *)data;
 516                 sm->m_sound->playSound(sm->m_player_leftpunch_sound, false);
 517         }
 518
 519         static void cameraPunchRight(MtEvent *e, void *data)
 520         {
 521                 SoundMaker *sm = (SoundMaker *)data;
 522                 sm->m_sound->playSound(sm->m_player_rightpunch_sound, false);
 523         }
 524
 525         static void nodeDug(MtEvent *e, void *data)
 526         {
 527                 SoundMaker *sm = (SoundMaker *)data;
 528                 NodeDugEvent *nde = (NodeDugEvent *)e;
 529                 sm->m_sound->playSound(sm->m_ndef->get(nde->n).sound_dug, false);
 530         }
 531
 532         static void playerDamage(MtEvent *e, void *data)
 533         {
 534                 SoundMaker *sm = (SoundMaker *)data;
 535                 sm->m_sound->playSound(SimpleSoundSpec("player_damage", 0.5), false);
 536         }
 537
 538         static void playerFallingDamage(MtEvent *e, void *data)
 539         {
 540                 SoundMaker *sm = (SoundMaker *)data;
 541                 sm->m_sound->playSound(SimpleSoundSpec("player_falling_damage", 0.5), false);
 542         }
 543
 544         void registerReceiver(MtEventManager *mgr)
 545         {
 546                 mgr->reg("ViewBobbingStep", SoundMaker::viewBobbingStep, this);
 547                 mgr->reg("PlayerRegainGround", SoundMaker::playerRegainGround, this);
 548                 mgr->reg("PlayerJump", SoundMaker::playerJump, this);
 549                 mgr->reg("CameraPunchLeft", SoundMaker::cameraPunchLeft, this);
 550                 mgr->reg("CameraPunchRight", SoundMaker::cameraPunchRight, this);
 551                 mgr->reg("NodeDug", SoundMaker::nodeDug, this);
 552                 mgr->reg("PlayerDamage", SoundMaker::playerDamage, this);
 553                 mgr->reg("PlayerFallingDamage", SoundMaker::playerFallingDamage, this);
 554         }
 555
 556         void step(float dtime)
 557         {
 558                 m_player_step_timer -= dtime;
 559         }
 560 };
 561
 562 // Locally stored sounds don't need to be preloaded because of this
 563 class GameOnDemandSoundFetcher: public OnDemandSoundFetcher
 564 {
 565         std::set<std::string> m_fetched;
 566 private:
 567         void paths_insert(std::set<std::string> &dst_paths,
 568                 const std::string &base,
 569                 const std::string &name)
 570         {
 571                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".ogg");
 572                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".0.ogg");
 573                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".1.ogg");
 574                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".2.ogg");
 575                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".3.ogg");
 576                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".4.ogg");
 577                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".5.ogg");
 578                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".6.ogg");
 579                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".7.ogg");
 580                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".8.ogg");
 581                 dst_paths.insert(base + DIR_DELIM + "sounds" + DIR_DELIM + name + ".9.ogg");
 582         }
 583 public:
 584         void fetchSounds(const std::string &name,
 585                 std::set<std::string> &dst_paths,
 586                 std::set<std::string> &dst_datas)
 587         {
 588                 if (m_fetched.count(name))
 589                         return;
 590
 591                 m_fetched.insert(name);
 592
 593                 paths_insert(dst_paths, porting::path_share, name);
 594                 paths_insert(dst_paths, porting::path_user,  name);
 595         }
 596 };
 597
 598
 599 // before 1.8 there isn't a "integer interface", only float
 600 #if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
 601 typedef f32 SamplerLayer_t;
 602 #else
 603 typedef s32 SamplerLayer_t;
 604 #endif
 605
 606
 607 class GameGlobalShaderConstantSetter : public IShaderConstantSetter
 608 {
 609         Sky *m_sky;
 610         bool *m_force_fog_off;
 611         f32 *m_fog_range;
 612         bool m_fog_enabled;
 613         CachedPixelShaderSetting<float, 4> m_sky_bg_color;
 614         CachedPixelShaderSetting<float> m_fog_distance;
 615         CachedVertexShaderSetting<float> m_animation_timer_vertex;
 616         CachedPixelShaderSetting<float> m_animation_timer_pixel;
 617         CachedPixelShaderSetting<float, 3> m_day_light;
 618         CachedPixelShaderSetting<float, 3> m_eye_position_pixel;
 619         CachedVertexShaderSetting<float, 3> m_eye_position_vertex;
 620         CachedPixelShaderSetting<float, 3> m_minimap_yaw;
 621         CachedPixelShaderSetting<SamplerLayer_t> m_base_texture;
 622         CachedPixelShaderSetting<SamplerLayer_t> m_normal_texture;
 623         CachedPixelShaderSetting<SamplerLayer_t> m_texture_flags;
 624         Client *m_client;
 625
 626 public:
 627         void onSettingsChange(const std::string &name)
 628         {
 629                 if (name == "enable_fog")
 630                         m_fog_enabled = g_settings->getBool("enable_fog");
 631         }
 632
 633         static void settingsCallback(const std::string &name, void *userdata)
 634         {
 635                 reinterpret_cast<GameGlobalShaderConstantSetter*>(userdata)->onSettingsChange(name);
 636         }
 637
 638         void setSky(Sky *sky) { m_sky = sky; }
 639
 640         GameGlobalShaderConstantSetter(Sky *sky, bool *force_fog_off,
 641                         f32 *fog_range, Client *client) :
 642                 m_sky(sky),
 643                 m_force_fog_off(force_fog_off),
 644                 m_fog_range(fog_range),
 645                 m_sky_bg_color("skyBgColor"),
 646                 m_fog_distance("fogDistance"),
 647                 m_animation_timer_vertex("animationTimer"),
 648                 m_animation_timer_pixel("animationTimer"),
 649                 m_day_light("dayLight"),
 650                 m_eye_position_pixel("eyePosition"),
 651                 m_eye_position_vertex("eyePosition"),
 652                 m_minimap_yaw("yawVec"),
 653                 m_base_texture("baseTexture"),
 654                 m_normal_texture("normalTexture"),
 655                 m_texture_flags("textureFlags"),
 656                 m_client(client)
 657         {
 658                 g_settings->registerChangedCallback("enable_fog", settingsCallback, this);
 659                 m_fog_enabled = g_settings->getBool("enable_fog");
 660         }
 661
 662         ~GameGlobalShaderConstantSetter()
 663         {
 664                 g_settings->deregisterChangedCallback("enable_fog", settingsCallback, this);
 665         }
 666
 667         virtual void onSetConstants(video::IMaterialRendererServices *services,
 668                         bool is_highlevel)
 669         {
 670                 if (!is_highlevel)
 671                         return;
 672
 673                 // Background color
 674                 video::SColor bgcolor = m_sky->getBgColor();
 675                 video::SColorf bgcolorf(bgcolor);
 676                 float bgcolorfa[4] = {
 677                         bgcolorf.r,
 678                         bgcolorf.g,
 679                         bgcolorf.b,
 680                         bgcolorf.a,
 681                 };
 682                 m_sky_bg_color.set(bgcolorfa, services);
 683
 684                 // Fog distance
 685                 float fog_distance = 10000 * BS;
 686
 687                 if (m_fog_enabled && !*m_force_fog_off)
 688                         fog_distance = *m_fog_range;
 689
 690                 m_fog_distance.set(&fog_distance, services);
 691
 692                 u32 daynight_ratio = (float)m_client->getEnv().getDayNightRatio();
 693                 video::SColorf sunlight;
 694                 get_sunlight_color(&sunlight, daynight_ratio);
 695                 float dnc[3] = {
 696                         sunlight.r,
 697                         sunlight.g,
 698                         sunlight.b };
 699                 m_day_light.set(dnc, services);
 700
 701                 u32 animation_timer = porting::getTimeMs() % 100000;
 702                 float animation_timer_f = (float)animation_timer / 100000.f;
 703                 m_animation_timer_vertex.set(&animation_timer_f, services);
 704                 m_animation_timer_pixel.set(&animation_timer_f, services);
 705
 706                 float eye_position_array[3];
 707                 v3f epos = m_client->getEnv().getLocalPlayer()->getEyePosition();
 708 #if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
 709                 eye_position_array[0] = epos.X;
 710                 eye_position_array[1] = epos.Y;
 711                 eye_position_array[2] = epos.Z;
 712 #else
 713                 epos.getAs3Values(eye_position_array);
 714 #endif
 715                 m_eye_position_pixel.set(eye_position_array, services);
 716                 m_eye_position_vertex.set(eye_position_array, services);
 717
 718                 if (m_client->getMinimap()) {
 719                         float minimap_yaw_array[3];
 720                         v3f minimap_yaw = m_client->getMinimap()->getYawVec();
 721 #if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
 722                         minimap_yaw_array[0] = minimap_yaw.X;
 723                         minimap_yaw_array[1] = minimap_yaw.Y;
 724                         minimap_yaw_array[2] = minimap_yaw.Z;
 725 #else
 726                         minimap_yaw.getAs3Values(minimap_yaw_array);
 727 #endif
 728                         m_minimap_yaw.set(minimap_yaw_array, services);
 729                 }
 730
 731                 SamplerLayer_t base_tex = 0,
 732                                 normal_tex = 1,
 733                                 flags_tex = 2;
 734                 m_base_texture.set(&base_tex, services);
 735                 m_normal_texture.set(&normal_tex, services);
 736                 m_texture_flags.set(&flags_tex, services);
 737         }
 738 };
 739
 740
 741 class GameGlobalShaderConstantSetterFactory : public IShaderConstantSetterFactory
 742 {
 743         Sky *m_sky;
 744         bool *m_force_fog_off;
 745         f32 *m_fog_range;
 746         Client *m_client;
 747         std::vector<GameGlobalShaderConstantSetter *> created_nosky;
 748 public:
 749         GameGlobalShaderConstantSetterFactory(bool *force_fog_off,
 750                         f32 *fog_range, Client *client) :
 751                 m_sky(NULL),
 752                 m_force_fog_off(force_fog_off),
 753                 m_fog_range(fog_range),
 754                 m_client(client)
 755         {}
 756
 757         void setSky(Sky *sky) {
 758                 m_sky = sky;
 759                 for (GameGlobalShaderConstantSetter *ggscs : created_nosky) {
 760                         ggscs->setSky(m_sky);
 761                 }
 762                 created_nosky.clear();
 763         }
 764
 765         virtual IShaderConstantSetter* create()
 766         {
 767                 GameGlobalShaderConstantSetter *scs = new GameGlobalShaderConstantSetter(
 768                                 m_sky, m_force_fog_off, m_fog_range, m_client);
 769                 if (!m_sky)
 770                         created_nosky.push_back(scs);
 771                 return scs;
 772         }
 773 };
 774
 775
 776 bool nodePlacementPrediction(Client &client, const ItemDefinition &playeritem_def,
 777         const ItemStack &playeritem, v3s16 nodepos, v3s16 neighbourpos)
 778 {
 779         std::string prediction = playeritem_def.node_placement_prediction;
 780         INodeDefManager *nodedef = client.ndef();
 781         ClientMap &map = client.getEnv().getClientMap();
 782         MapNode node;
 783         bool is_valid_position;
 784
 785         node = map.getNodeNoEx(nodepos, &is_valid_position);
 786         if (!is_valid_position)
 787                 return false;
 788
 789         if (!prediction.empty() && !nodedef->get(node).rightclickable) {
 790                 verbosestream << "Node placement prediction for "
 791                               << playeritem_def.name << " is "
 792                               << prediction << std::endl;
 793                 v3s16 p = neighbourpos;
 794
 795                 // Place inside node itself if buildable_to
 796                 MapNode n_under = map.getNodeNoEx(nodepos, &is_valid_position);
 797                 if (is_valid_position)
 798                 {
 799                         if (nodedef->get(n_under).buildable_to)
 800                                 p = nodepos;
 801                         else {
 802                                 node = map.getNodeNoEx(p, &is_valid_position);
 803                                 if (is_valid_position &&!nodedef->get(node).buildable_to)
 804                                         return false;
 805                         }
 806                 }
 807
 808                 // Find id of predicted node
 809                 content_t id;
 810                 bool found = nodedef->getId(prediction, id);
 811
 812                 if (!found) {
 813                         errorstream << "Node placement prediction failed for "
 814                                     << playeritem_def.name << " (places "
 815                                     << prediction
 816                                     << ") - Name not known" << std::endl;
 817                         return false;
 818                 }
 819
 820                 const ContentFeatures &predicted_f = nodedef->get(id);
 821
 822                 // Predict param2 for facedir and wallmounted nodes
 823                 u8 param2 = 0;
 824
 825                 if (predicted_f.param_type_2 == CPT2_WALLMOUNTED ||
 826                                 predicted_f.param_type_2 == CPT2_COLORED_WALLMOUNTED) {
 827                         v3s16 dir = nodepos - neighbourpos;
 828
 829                         if (abs(dir.Y) > MYMAX(abs(dir.X), abs(dir.Z))) {
 830                                 param2 = dir.Y < 0 ? 1 : 0;
 831                         } else if (abs(dir.X) > abs(dir.Z)) {
 832                                 param2 = dir.X < 0 ? 3 : 2;
 833                         } else {
 834                                 param2 = dir.Z < 0 ? 5 : 4;
 835                         }
 836                 }
 837
 838                 if (predicted_f.param_type_2 == CPT2_FACEDIR ||
 839                                 predicted_f.param_type_2 == CPT2_COLORED_FACEDIR) {
 840                         v3s16 dir = nodepos - floatToInt(client.getEnv().getLocalPlayer()->getPosition(), BS);
 841
 842                         if (abs(dir.X) > abs(dir.Z)) {
 843                                 param2 = dir.X < 0 ? 3 : 1;
 844                         } else {
 845                                 param2 = dir.Z < 0 ? 2 : 0;
 846                         }
 847                 }
 848
 849                 assert(param2 <= 5);
 850
 851                 //Check attachment if node is in group attached_node
 852                 if (((ItemGroupList) predicted_f.groups)["attached_node"] != 0) {
 853                         static v3s16 wallmounted_dirs[8] = {
 854                                 v3s16(0, 1, 0),
 855                                 v3s16(0, -1, 0),
 856                                 v3s16(1, 0, 0),
 857                                 v3s16(-1, 0, 0),
 858                                 v3s16(0, 0, 1),
 859                                 v3s16(0, 0, -1),
 860                         };
 861                         v3s16 pp;
 862
 863                         if (predicted_f.param_type_2 == CPT2_WALLMOUNTED ||
 864                                         predicted_f.param_type_2 == CPT2_COLORED_WALLMOUNTED)
 865                                 pp = p + wallmounted_dirs[param2];
 866                         else
 867                                 pp = p + v3s16(0, -1, 0);
 868
 869                         if (!nodedef->get(map.getNodeNoEx(pp)).walkable)
 870                                 return false;
 871                 }
 872
 873                 // Apply color
 874                 if ((predicted_f.param_type_2 == CPT2_COLOR
 875                                 || predicted_f.param_type_2 == CPT2_COLORED_FACEDIR
 876                                 || predicted_f.param_type_2 == CPT2_COLORED_WALLMOUNTED)) {
 877                         const std::string &indexstr = playeritem.metadata.getString(
 878                                 "palette_index", 0);
 879                         if (!indexstr.empty()) {
 880                                 s32 index = mystoi(indexstr);
 881                                 if (predicted_f.param_type_2 == CPT2_COLOR) {
 882                                         param2 = index;
 883                                 } else if (predicted_f.param_type_2
 884                                                 == CPT2_COLORED_WALLMOUNTED) {
 885                                         // param2 = pure palette index + other
 886                                         param2 = (index & 0xf8) | (param2 & 0x07);
 887                                 } else if (predicted_f.param_type_2
 888                                                 == CPT2_COLORED_FACEDIR) {
 889                                         // param2 = pure palette index + other
 890                                         param2 = (index & 0xe0) | (param2 & 0x1f);
 891                                 }
 892                         }
 893                 }
 894
 895                 // Add node to client map
 896                 MapNode n(id, 0, param2);
 897
 898                 try {
 899                         LocalPlayer *player = client.getEnv().getLocalPlayer();
 900
 901                         // Dont place node when player would be inside new node
 902                         // NOTE: This is to be eventually implemented by a mod as client-side Lua
 903                         if (!nodedef->get(n).walkable ||
 904                                         g_settings->getBool("enable_build_where_you_stand") ||
 905                                         (client.checkPrivilege("noclip") && g_settings->getBool("noclip")) ||
 906                                         (nodedef->get(n).walkable &&
 907                                          neighbourpos != player->getStandingNodePos() + v3s16(0, 1, 0) &&
 908                                          neighbourpos != player->getStandingNodePos() + v3s16(0, 2, 0))) {
 909
 910                                 // This triggers the required mesh update too
 911                                 client.addNode(p, n);
 912                                 return true;
 913                         }
 914                 } catch (InvalidPositionException &e) {
 915                         errorstream << "Node placement prediction failed for "
 916                                     << playeritem_def.name << " (places "
 917                                     << prediction
 918                                     << ") - Position not loaded" << std::endl;
 919                 }
 920         }
 921
 922         return false;
 923 }
 924
 925 static inline void create_formspec_menu(GUIFormSpecMenu **cur_formspec,
 926                 Client *client, JoystickController *joystick,
 927                 IFormSource *fs_src, TextDest *txt_dest)
 928 {
 929
 930         if (*cur_formspec == 0) {
 931                 *cur_formspec = new GUIFormSpecMenu(joystick, guiroot, -1, &g_menumgr,
 932                         client, client->getTextureSource(), fs_src, txt_dest);
 933                 (*cur_formspec)->doPause = false;
 934
 935                 /*
 936                         Caution: do not call (*cur_formspec)->drop() here --
 937                         the reference might outlive the menu, so we will
 938                         periodically check if *cur_formspec is the only
 939                         remaining reference (i.e. the menu was removed)
 940                         and delete it in that case.
 941                 */
 942
 943         } else {
 944                 (*cur_formspec)->setFormSource(fs_src);
 945                 (*cur_formspec)->setTextDest(txt_dest);
 946         }
 947
 948 }
 949
 950 #ifdef __ANDROID__
 951 #define SIZE_TAG "size[11,5.5]"
 952 #else
 953 #define SIZE_TAG "size[11,5.5,true]" // Fixed size on desktop
 954 #endif
 955
 956 /******************************************************************************/
 957 static void updateChat(Client &client, f32 dtime, bool show_debug,
 958                 const v2u32 &screensize, bool show_chat, u32 show_profiler,
 959                 ChatBackend &chat_backend, gui::IGUIStaticText *guitext_chat)
 960 {
 961         // Add chat log output for errors to be shown in chat
 962         static LogOutputBuffer chat_log_error_buf(g_logger, LL_ERROR);
 963
 964         // Get new messages from error log buffer
 965         while (!chat_log_error_buf.empty()) {
 966                 std::wstring error_message = utf8_to_wide(chat_log_error_buf.get());
 967                 if (!g_settings->getBool("disable_escape_sequences")) {
 968                         error_message = L"\x1b(c@red)" + error_message + L"\x1b(c@white)";
 969                 }
 970                 chat_backend.addMessage(L"", error_message);
 971         }
 972
 973         // Get new messages from client
 974         std::wstring message;
 975         while (client.getChatMessage(message)) {
 976                 chat_backend.addUnparsedMessage(message);
 977         }
 978
 979         // Remove old messages
 980         chat_backend.step(dtime);
 981
 982         // Display all messages in a static text element
 983         unsigned int recent_chat_count = chat_backend.getRecentBuffer().getLineCount();
 984         EnrichedString recent_chat     = chat_backend.getRecentChat();
 985         unsigned int line_height       = g_fontengine->getLineHeight();
 986
 987         setStaticText(guitext_chat, recent_chat);
 988
 989         // Update gui element size and position
 990         s32 chat_y = 5;
 991
 992         if (show_debug)
 993                 chat_y += 2 * line_height;
 994
 995         // first pass to calculate height of text to be set
 996         const v2u32 &window_size = RenderingEngine::get_instance()->getWindowSize();
 997         s32 width = std::min(g_fontengine->getTextWidth(recent_chat.c_str()) + 10,
 998                         window_size.X - 20);
 999         core::rect<s32> rect(10, chat_y, width, chat_y + window_size.Y);
1000         guitext_chat->setRelativePosition(rect);
1001
1002         //now use real height of text and adjust rect according to this size
1003         rect = core::rect<s32>(10, chat_y, width,
1004                                chat_y + guitext_chat->getTextHeight());
1005
1006
1007         guitext_chat->setRelativePosition(rect);
1008         // Don't show chat if disabled or empty or profiler is enabled
1009         guitext_chat->setVisible(
1010                 show_chat && recent_chat_count != 0 && !show_profiler);
1011 }
1012
1013
1014 /****************************************************************************
1015  Fast key cache for main game loop
1016  ****************************************************************************/
1017
1018 /* This is faster than using getKeySetting with the tradeoff that functions
1019  * using it must make sure that it's initialised before using it and there is
1020  * no error handling (for example bounds checking). This is really intended for
1021  * use only in the main running loop of the client (the_game()) where the faster
1022  * (up to 10x faster) key lookup is an asset. Other parts of the codebase
1023  * (e.g. formspecs) should continue using getKeySetting().
1024  */
1025 struct KeyCache {
1026
1027         KeyCache()
1028         {
1029                 handler = NULL;
1030                 populate();
1031                 populate_nonchanging();
1032         }
1033
1034         void populate();
1035
1036         // Keys that are not settings dependent
1037         void populate_nonchanging();
1038
1039         KeyPress key[KeyType::INTERNAL_ENUM_COUNT];
1040         InputHandler *handler;
1041 };
1042
1043 void KeyCache::populate_nonchanging()
1044 {
1045         key[KeyType::ESC] = EscapeKey;
1046 }
1047
1048 void KeyCache::populate()
1049 {
1050         key[KeyType::FORWARD]      = getKeySetting("keymap_forward");
1051         key[KeyType::BACKWARD]     = getKeySetting("keymap_backward");
1052         key[KeyType::LEFT]         = getKeySetting("keymap_left");
1053         key[KeyType::RIGHT]        = getKeySetting("keymap_right");
1054         key[KeyType::JUMP]         = getKeySetting("keymap_jump");
1055         key[KeyType::SPECIAL1]     = getKeySetting("keymap_special1");
1056         key[KeyType::SNEAK]        = getKeySetting("keymap_sneak");
1057
1058         key[KeyType::AUTOFORWARD]  = getKeySetting("keymap_autoforward");
1059
1060         key[KeyType::DROP]         = getKeySetting("keymap_drop");
1061         key[KeyType::INVENTORY]    = getKeySetting("keymap_inventory");
1062         key[KeyType::CHAT]         = getKeySetting("keymap_chat");
1063         key[KeyType::CMD]          = getKeySetting("keymap_cmd");
1064         key[KeyType::CMD_LOCAL]    = getKeySetting("keymap_cmd_local");
1065         key[KeyType::CONSOLE]      = getKeySetting("keymap_console");
1066         key[KeyType::MINIMAP]      = getKeySetting("keymap_minimap");
1067         key[KeyType::FREEMOVE]     = getKeySetting("keymap_freemove");
1068         key[KeyType::FASTMOVE]     = getKeySetting("keymap_fastmove");
1069         key[KeyType::NOCLIP]       = getKeySetting("keymap_noclip");
1070         key[KeyType::HOTBAR_PREV]  = getKeySetting("keymap_hotbar_previous");
1071         key[KeyType::HOTBAR_NEXT]  = getKeySetting("keymap_hotbar_next");
1072         key[KeyType::MUTE]         = getKeySetting("keymap_mute");
1073         key[KeyType::INC_VOLUME]   = getKeySetting("keymap_increase_volume");
1074         key[KeyType::DEC_VOLUME]   = getKeySetting("keymap_decrease_volume");
1075         key[KeyType::CINEMATIC]    = getKeySetting("keymap_cinematic");
1076         key[KeyType::SCREENSHOT]   = getKeySetting("keymap_screenshot");
1077         key[KeyType::TOGGLE_HUD]   = getKeySetting("keymap_toggle_hud");
1078         key[KeyType::TOGGLE_CHAT]  = getKeySetting("keymap_toggle_chat");
1079         key[KeyType::TOGGLE_FORCE_FOG_OFF]
1080                         = getKeySetting("keymap_toggle_force_fog_off");
1081         key[KeyType::TOGGLE_UPDATE_CAMERA]
1082                         = getKeySetting("keymap_toggle_update_camera");
1083         key[KeyType::TOGGLE_DEBUG]
1084                         = getKeySetting("keymap_toggle_debug");
1085         key[KeyType::TOGGLE_PROFILER]
1086                         = getKeySetting("keymap_toggle_profiler");
1087         key[KeyType::CAMERA_MODE]
1088                         = getKeySetting("keymap_camera_mode");
1089         key[KeyType::INCREASE_VIEWING_RANGE]
1090                         = getKeySetting("keymap_increase_viewing_range_min");
1091         key[KeyType::DECREASE_VIEWING_RANGE]
1092                         = getKeySetting("keymap_decrease_viewing_range_min");
1093         key[KeyType::RANGESELECT]
1094                         = getKeySetting("keymap_rangeselect");
1095         key[KeyType::ZOOM] = getKeySetting("keymap_zoom");
1096
1097         key[KeyType::QUICKTUNE_NEXT] = getKeySetting("keymap_quicktune_next");
1098         key[KeyType::QUICKTUNE_PREV] = getKeySetting("keymap_quicktune_prev");
1099         key[KeyType::QUICKTUNE_INC]  = getKeySetting("keymap_quicktune_inc");
1100         key[KeyType::QUICKTUNE_DEC]  = getKeySetting("keymap_quicktune_dec");
1101
1102         for (int i = 0; i < 23; i++) {
1103                 std::string slot_key_name = "keymap_slot" + std::to_string(i + 1);
1104                 key[KeyType::SLOT_1 + i] = getKeySetting(slot_key_name.c_str());
1105         }
1106
1107         if (handler) {
1108                 // First clear all keys, then re-add the ones we listen for
1109                 handler->dontListenForKeys();
1110                 for (const KeyPress &k : key) {
1111                         handler->listenForKey(k);
1112                 }
1113                 handler->listenForKey(EscapeKey);
1114                 handler->listenForKey(CancelKey);
1115         }
1116 }
1117
1118
1119 /****************************************************************************
1120
1121  ****************************************************************************/
1122
1123 const float object_hit_delay = 0.2;
1124
1125 struct FpsControl {
1126         u32 last_time, busy_time, sleep_time;
1127 };
1128
1129
1130 /* The reason the following structs are not anonymous structs within the
1131  * class is that they are not used by the majority of member functions and
1132  * many functions that do require objects of thse types do not modify them
1133  * (so they can be passed as a const qualified parameter)
1134  */
1135 struct CameraOrientation {
1136         f32 camera_yaw;    // "right/left"
1137         f32 camera_pitch;  // "up/down"
1138 };
1139
1140 struct GameRunData {
1141         u16 dig_index;
1142         u16 new_playeritem;
1143         PointedThing pointed_old;
1144         bool digging;
1145         bool ldown_for_dig;
1146         bool dig_instantly;
1147         bool digging_blocked;
1148         bool left_punch;
1149         bool update_wielded_item_trigger;
1150         bool reset_jump_timer;
1151         float nodig_delay_timer;
1152         float dig_time;
1153         float dig_time_complete;
1154         float repeat_rightclick_timer;
1155         float object_hit_delay_timer;
1156         float time_from_last_punch;
1157         ClientActiveObject *selected_object;
1158
1159         float jump_timer;
1160         float damage_flash;
1161         float update_draw_list_timer;
1162         float statustext_time;
1163
1164         f32 fog_range;
1165
1166         v3f update_draw_list_last_cam_dir;
1167
1168         u32 profiler_current_page;
1169         u32 profiler_max_page;     // Number of pages
1170
1171         float time_of_day;
1172         float time_of_day_smooth;
1173 };
1174
1175 struct Jitter {
1176         f32 max, min, avg, counter, max_sample, min_sample, max_fraction;
1177 };
1178
1179 struct RunStats {
1180         u32 drawtime;
1181
1182         Jitter dtime_jitter, busy_time_jitter;
1183 };
1184
1185 class Game;
1186
1187 struct ClientEventHandler
1188 {
1189         void (Game::*handler)(ClientEvent *, CameraOrientation *);
1190 };
1191
1192 /****************************************************************************
1193  THE GAME
1194  ****************************************************************************/
1195
1196 /* This is not intended to be a public class. If a public class becomes
1197  * desirable then it may be better to create another 'wrapper' class that
1198  * hides most of the stuff in this class (nothing in this class is required
1199  * by any other file) but exposes the public methods/data only.
1200  */
1201 class Game {
1202 public:
1203         Game();
1204         ~Game();
1205
1206         bool startup(bool *kill,
1207                         bool random_input,
1208                         InputHandler *input,
1209                         const std::string &map_dir,
1210                         const std::string &playername,
1211                         const std::string &password,
1212                         // If address is "", local server is used and address is updated
1213                         std::string *address,
1214                         u16 port,
1215                         std::string &error_message,
1216                         bool *reconnect,
1217                         ChatBackend *chat_backend,
1218                         const SubgameSpec &gamespec,    // Used for local game
1219                         bool simple_singleplayer_mode);
1220
1221         void run();
1222         void shutdown();
1223
1224 protected:
1225
1226         void extendedResourceCleanup();
1227
1228         // Basic initialisation
1229         bool init(const std::string &map_dir, std::string *address,
1230                         u16 port,
1231                         const SubgameSpec &gamespec);
1232         bool initSound();
1233         bool createSingleplayerServer(const std::string &map_dir,
1234                         const SubgameSpec &gamespec, u16 port, std::string *address);
1235
1236         // Client creation
1237         bool createClient(const std::string &playername,
1238                         const std::string &password, std::string *address, u16 port);
1239         bool initGui();
1240
1241         // Client connection
1242         bool connectToServer(const std::string &playername,
1243                         const std::string &password, std::string *address, u16 port,
1244                         bool *connect_ok, bool *aborted);
1245         bool getServerContent(bool *aborted);
1246
1247         // Main loop
1248
1249         void updateInteractTimers(f32 dtime);
1250         bool checkConnection();
1251         bool handleCallbacks();
1252         void processQueues();
1253         void updateProfilers(const RunStats &stats, const FpsControl &draw_times, f32 dtime);
1254         void addProfilerGraphs(const RunStats &stats, const FpsControl &draw_times, f32 dtime);
1255         void updateStats(RunStats *stats, const FpsControl &draw_times, f32 dtime);
1256
1257         // Input related
1258         void processUserInput(f32 dtime);
1259         void processKeyInput();
1260         void processItemSelection(u16 *new_playeritem);
1261
1262         void dropSelectedItem(bool single_item = false);
1263         void openInventory();
1264         void openConsole(float scale, const wchar_t *line=NULL);
1265         void toggleFreeMove();
1266         void toggleFreeMoveAlt();
1267         void toggleFast();
1268         void toggleNoClip();
1269         void toggleCinematic();
1270         void toggleAutoforward();
1271
1272         void toggleChat();
1273         void toggleHud();
1274         void toggleMinimap(bool shift_pressed);
1275         void toggleFog();
1276         void toggleDebug();
1277         void toggleUpdateCamera();
1278         void toggleProfiler();
1279
1280         void increaseViewRange();
1281         void decreaseViewRange();
1282         void toggleFullViewRange();
1283         void checkZoomEnabled();
1284
1285         void updateCameraDirection(CameraOrientation *cam, float dtime);
1286         void updateCameraOrientation(CameraOrientation *cam, float dtime);
1287         void updatePlayerControl(const CameraOrientation &cam);
1288         void step(f32 *dtime);
1289         void processClientEvents(CameraOrientation *cam);
1290         void updateCamera(u32 busy_time, f32 dtime);
1291         void updateSound(f32 dtime);
1292         void processPlayerInteraction(f32 dtime, bool show_hud, bool show_debug);
1293         /*!
1294          * Returns the object or node the player is pointing at.
1295          * Also updates the selected thing in the Hud.
1296          *
1297          * @param[in]  shootline         the shootline, starting from
1298          * the camera position. This also gives the maximal distance
1299          * of the search.
1300          * @param[in]  liquids_pointable if false, liquids are ignored
1301          * @param[in]  look_for_object   if false, objects are ignored
1302          * @param[in]  camera_offset     offset of the camera
1303          * @param[out] selected_object   the selected object or
1304          * NULL if not found
1305          */
1306         PointedThing updatePointedThing(
1307                         const core::line3d<f32> &shootline, bool liquids_pointable,
1308                         bool look_for_object, const v3s16 &camera_offset);
1309         void handlePointingAtNothing(const ItemStack &playerItem);
1310         void handlePointingAtNode(const PointedThing &pointed,
1311                 const ItemDefinition &playeritem_def, const ItemStack &playeritem,
1312                 const ToolCapabilities &playeritem_toolcap, f32 dtime);
1313         void handlePointingAtObject(const PointedThing &pointed, const ItemStack &playeritem,
1314                         const v3f &player_position, bool show_debug);
1315         void handleDigging(const PointedThing &pointed, const v3s16 &nodepos,
1316                         const ToolCapabilities &playeritem_toolcap, f32 dtime);
1317         void updateFrame(ProfilerGraph *graph, RunStats *stats, f32 dtime,
1318                         const CameraOrientation &cam);
1319         void updateGui(const RunStats &stats, f32 dtime, const CameraOrientation &cam);
1320         void updateProfilerGraphs(ProfilerGraph *graph);
1321
1322         // Misc
1323         void limitFps(FpsControl *fps_timings, f32 *dtime);
1324
1325         void showOverlayMessage(const char *msg, float dtime, int percent,
1326                         bool draw_clouds = true);
1327         void showStatusTextSimple(const char *msg);
1328
1329         static void settingChangedCallback(const std::string &setting_name, void *data);
1330         void readSettings();
1331
1332         inline bool getLeftClicked()
1333         {
1334                 return input->getLeftClicked() ||
1335                         input->joystick.getWasKeyDown(KeyType::MOUSE_L);
1336         }
1337         inline bool getRightClicked()
1338         {
1339                 return input->getRightClicked() ||
1340                         input->joystick.getWasKeyDown(KeyType::MOUSE_R);
1341         }
1342         inline bool isLeftPressed()
1343         {
1344                 return input->getLeftState() ||
1345                         input->joystick.isKeyDown(KeyType::MOUSE_L);
1346         }
1347         inline bool isRightPressed()
1348         {
1349                 return input->getRightState() ||
1350                         input->joystick.isKeyDown(KeyType::MOUSE_R);
1351         }
1352         inline bool getLeftReleased()
1353         {
1354                 return input->getLeftReleased() ||
1355                         input->joystick.wasKeyReleased(KeyType::MOUSE_L);
1356         }
1357
1358         inline bool isKeyDown(GameKeyType k)
1359         {
1360                 return input->isKeyDown(keycache.key[k]) || input->joystick.isKeyDown(k);
1361         }
1362         inline bool wasKeyDown(GameKeyType k)
1363         {
1364                 return input->wasKeyDown(keycache.key[k]) || input->joystick.wasKeyDown(k);
1365         }
1366
1367 #ifdef __ANDROID__
1368         void handleAndroidChatInput();
1369 #endif
1370
1371 private:
1372         void showPauseMenu();
1373
1374         // ClientEvent handlers
1375         void handleClientEvent_None(ClientEvent *event, CameraOrientation *cam);
1376         void handleClientEvent_PlayerDamage(ClientEvent *event, CameraOrientation *cam);
1377         void handleClientEvent_PlayerForceMove(ClientEvent *event, CameraOrientation *cam);
1378         void handleClientEvent_Deathscreen(ClientEvent *event, CameraOrientation *cam);
1379         void handleClientEvent_ShowFormSpec(ClientEvent *event, CameraOrientation *cam);
1380         void handleClientEvent_ShowLocalFormSpec(ClientEvent *event, CameraOrientation *cam);
1381         void handleClientEvent_HandleParticleEvent(ClientEvent *event,
1382                 CameraOrientation *cam);
1383         void handleClientEvent_HudAdd(ClientEvent *event, CameraOrientation *cam);
1384         void handleClientEvent_HudRemove(ClientEvent *event, CameraOrientation *cam);
1385         void handleClientEvent_HudChange(ClientEvent *event, CameraOrientation *cam);
1386         void handleClientEvent_SetSky(ClientEvent *event, CameraOrientation *cam);
1387         void handleClientEvent_OverrideDayNigthRatio(ClientEvent *event,
1388                 CameraOrientation *cam);
1389         void handleClientEvent_CloudParams(ClientEvent *event, CameraOrientation *cam);
1390
1391         static const ClientEventHandler clientEventHandler[CLIENTEVENT_MAX];
1392
1393         InputHandler *input;
1394
1395         Client *client;
1396         Server *server;
1397
1398         IWritableTextureSource *texture_src;
1399         IWritableShaderSource *shader_src;
1400
1401         // When created, these will be filled with data received from the server
1402         IWritableItemDefManager *itemdef_manager;
1403         IWritableNodeDefManager *nodedef_manager;
1404
1405         GameOnDemandSoundFetcher soundfetcher; // useful when testing
1406         ISoundManager *sound;
1407         bool sound_is_dummy = false;
1408         SoundMaker *soundmaker;
1409
1410         ChatBackend *chat_backend;
1411
1412         GUIFormSpecMenu *current_formspec;
1413         //default: "". If other than "", empty show_formspec packets will only close the formspec when the formname matches
1414         std::string cur_formname;
1415
1416         EventManager *eventmgr;
1417         QuicktuneShortcutter *quicktune;
1418
1419         GUIChatConsole *gui_chat_console; // Free using ->Drop()
1420         MapDrawControl *draw_control;
1421         Camera *camera;
1422         Clouds *clouds;                   // Free using ->Drop()
1423         Sky *sky;                         // Free using ->Drop()
1424         Inventory *local_inventory;
1425         Hud *hud;
1426         Minimap *mapper;
1427
1428         GameRunData runData;
1429         GameUIFlags flags;
1430
1431         /* 'cache'
1432            This class does take ownership/responsibily for cleaning up etc of any of
1433            these items (e.g. device)
1434         */
1435         IrrlichtDevice *device;
1436         video::IVideoDriver *driver;
1437         scene::ISceneManager *smgr;
1438         bool *kill;
1439         std::string *error_message;
1440         bool *reconnect_requested;
1441         scene::ISceneNode *skybox;
1442
1443         bool random_input;
1444         bool simple_singleplayer_mode;
1445         /* End 'cache' */
1446
1447         /* Pre-calculated values
1448          */
1449         int crack_animation_length;
1450
1451         /* GUI stuff
1452          */
1453         gui::IGUIStaticText *guitext;          // First line of debug text
1454         gui::IGUIStaticText *guitext2;         // Second line of debug text
1455         gui::IGUIStaticText *guitext_info;     // At the middle of the screen
1456         gui::IGUIStaticText *guitext_status;
1457         gui::IGUIStaticText *guitext_chat;         // Chat text
1458         gui::IGUIStaticText *guitext_profiler; // Profiler text
1459
1460         std::wstring infotext;
1461         std::wstring m_statustext;
1462
1463         KeyCache keycache;
1464
1465         IntervalLimiter profiler_interval;
1466
1467         /*
1468          * TODO: Local caching of settings is not optimal and should at some stage
1469          *       be updated to use a global settings object for getting thse values
1470          *       (as opposed to the this local caching). This can be addressed in
1471          *       a later release.
1472          */
1473         bool m_cache_doubletap_jump;
1474         bool m_cache_enable_clouds;
1475         bool m_cache_enable_joysticks;
1476         bool m_cache_enable_particles;
1477         bool m_cache_enable_fog;
1478         bool m_cache_enable_noclip;
1479         bool m_cache_enable_free_move;
1480         f32  m_cache_mouse_sensitivity;
1481         f32  m_cache_joystick_frustum_sensitivity;
1482         f32  m_repeat_right_click_time;
1483         f32  m_cache_cam_smoothing;
1484         f32  m_cache_fog_start;
1485
1486         bool m_invert_mouse = false;
1487         bool m_first_loop_after_window_activation = false;
1488         bool m_camera_offset_changed = false;
1489
1490         bool m_does_lost_focus_pause_game = false;
1491
1492 #ifdef __ANDROID__
1493         bool m_cache_hold_aux1;
1494         bool m_android_chat_open;
1495 #endif
1496 };
1497
1498 Game::Game() :
1499         client(NULL),
1500         server(NULL),
1501         texture_src(NULL),
1502         shader_src(NULL),
1503         itemdef_manager(NULL),
1504         nodedef_manager(NULL),
1505         sound(NULL),
1506         soundmaker(NULL),
1507         chat_backend(NULL),
1508         current_formspec(NULL),
1509         cur_formname(""),
1510         eventmgr(NULL),
1511         quicktune(NULL),
1512         gui_chat_console(NULL),
1513         draw_control(NULL),
1514         camera(NULL),
1515         clouds(NULL),
1516         sky(NULL),
1517         local_inventory(NULL),
1518         hud(NULL),
1519         mapper(NULL)
1520 {
1521         g_settings->registerChangedCallback("doubletap_jump",
1522                 &settingChangedCallback, this);
1523         g_settings->registerChangedCallback("enable_clouds",
1524                 &settingChangedCallback, this);
1525         g_settings->registerChangedCallback("doubletap_joysticks",
1526                 &settingChangedCallback, this);
1527         g_settings->registerChangedCallback("enable_particles",
1528                 &settingChangedCallback, this);
1529         g_settings->registerChangedCallback("enable_fog",
1530                 &settingChangedCallback, this);
1531         g_settings->registerChangedCallback("mouse_sensitivity",
1532                 &settingChangedCallback, this);
1533         g_settings->registerChangedCallback("joystick_frustum_sensitivity",
1534                 &settingChangedCallback, this);
1535         g_settings->registerChangedCallback("repeat_rightclick_time",
1536                 &settingChangedCallback, this);
1537         g_settings->registerChangedCallback("noclip",
1538                 &settingChangedCallback, this);
1539         g_settings->registerChangedCallback("free_move",
1540                 &settingChangedCallback, this);
1541         g_settings->registerChangedCallback("cinematic",
1542                 &settingChangedCallback, this);
1543         g_settings->registerChangedCallback("cinematic_camera_smoothing",
1544                 &settingChangedCallback, this);
1545         g_settings->registerChangedCallback("camera_smoothing",
1546                 &settingChangedCallback, this);
1547
1548         readSettings();
1549
1550 #ifdef __ANDROID__
1551         m_cache_hold_aux1 = false;      // This is initialised properly later
1552 #endif
1553
1554 }
1555
1556
1557
1558 /****************************************************************************
1559  MinetestApp Public
1560  ****************************************************************************/
1561
1562 Game::~Game()
1563 {
1564         delete client;
1565         delete soundmaker;
1566         if (!sound_is_dummy)
1567                 delete sound;
1568
1569         delete server; // deleted first to stop all server threads
1570
1571         delete hud;
1572         delete local_inventory;
1573         delete camera;
1574         delete quicktune;
1575         delete eventmgr;
1576         delete texture_src;
1577         delete shader_src;
1578         delete nodedef_manager;
1579         delete itemdef_manager;
1580         delete draw_control;
1581
1582         extendedResourceCleanup();
1583
1584         g_settings->deregisterChangedCallback("doubletap_jump",
1585                 &settingChangedCallback, this);
1586         g_settings->deregisterChangedCallback("enable_clouds",
1587                 &settingChangedCallback, this);
1588         g_settings->deregisterChangedCallback("enable_particles",
1589                 &settingChangedCallback, this);
1590         g_settings->deregisterChangedCallback("enable_fog",
1591                 &settingChangedCallback, this);
1592         g_settings->deregisterChangedCallback("mouse_sensitivity",
1593                 &settingChangedCallback, this);
1594         g_settings->deregisterChangedCallback("repeat_rightclick_time",
1595                 &settingChangedCallback, this);
1596         g_settings->deregisterChangedCallback("noclip",
1597                 &settingChangedCallback, this);
1598         g_settings->deregisterChangedCallback("free_move",
1599                 &settingChangedCallback, this);
1600         g_settings->deregisterChangedCallback("cinematic",
1601                 &settingChangedCallback, this);
1602         g_settings->deregisterChangedCallback("cinematic_camera_smoothing",
1603                 &settingChangedCallback, this);
1604         g_settings->deregisterChangedCallback("camera_smoothing",
1605                 &settingChangedCallback, this);
1606 }
1607
1608 bool Game::startup(bool *kill,
1609                 bool random_input,
1610                 InputHandler *input,
1611                 const std::string &map_dir,
1612                 const std::string &playername,
1613                 const std::string &password,
1614                 std::string *address,     // can change if simple_singleplayer_mode
1615                 u16 port,
1616                 std::string &error_message,
1617                 bool *reconnect,
1618                 ChatBackend *chat_backend,
1619                 const SubgameSpec &gamespec,
1620                 bool simple_singleplayer_mode)
1621 {
1622         // "cache"
1623         this->device              = RenderingEngine::get_raw_device();
1624         this->kill                = kill;
1625         this->error_message       = &error_message;
1626         this->reconnect_requested = reconnect;
1627         this->random_input        = random_input;
1628         this->input               = input;
1629         this->chat_backend        = chat_backend;
1630         this->simple_singleplayer_mode = simple_singleplayer_mode;
1631
1632         keycache.handler = input;
1633         keycache.populate();
1634
1635         driver = device->getVideoDriver();
1636         smgr = RenderingEngine::get_scene_manager();
1637
1638         RenderingEngine::get_scene_manager()->getParameters()->
1639                 setAttribute(scene::OBJ_LOADER_IGNORE_MATERIAL_FILES, true);
1640
1641         memset(&runData, 0, sizeof(runData));
1642         runData.time_from_last_punch = 10.0;
1643         runData.profiler_max_page = 3;
1644         runData.update_wielded_item_trigger = true;
1645
1646         memset(&flags, 0, sizeof(flags));
1647         flags.show_chat = true;
1648         flags.show_hud = true;
1649         flags.show_debug = g_settings->getBool("show_debug");
1650         m_invert_mouse = g_settings->getBool("invert_mouse");
1651         m_first_loop_after_window_activation = true;
1652
1653         g_translations->clear();
1654
1655         if (!init(map_dir, address, port, gamespec))
1656                 return false;
1657
1658         if (!createClient(playername, password, address, port))
1659                 return false;
1660
1661         RenderingEngine::initialize(client, hud);
1662
1663         return true;
1664 }
1665
1666
1667 void Game::run()
1668 {
1669         ProfilerGraph graph;
1670         RunStats stats              = { 0 };
1671         CameraOrientation cam_view_target  = { 0 };
1672         CameraOrientation cam_view  = { 0 };
1673         FpsControl draw_times       = { 0 };
1674         f32 dtime; // in seconds
1675
1676         /* Clear the profiler */
1677         Profiler::GraphValues dummyvalues;
1678         g_profiler->graphGet(dummyvalues);
1679
1680         draw_times.last_time = RenderingEngine::get_timer_time();
1681
1682         set_light_table(g_settings->getFloat("display_gamma"));
1683
1684 #ifdef __ANDROID__
1685         m_cache_hold_aux1 = g_settings->getBool("fast_move")
1686                         && client->checkPrivilege("fast");
1687 #endif
1688
1689         irr::core::dimension2d<u32> previous_screen_size(g_settings->getU16("screen_w"),
1690                 g_settings->getU16("screen_h"));
1691
1692         while (RenderingEngine::run()
1693                         && !(*kill || g_gamecallback->shutdown_requested
1694                         || (server && server->getShutdownRequested()))) {
1695
1696                 const irr::core::dimension2d<u32> &current_screen_size =
1697                         RenderingEngine::get_video_driver()->getScreenSize();
1698                 // Verify if window size has changed and save it if it's the case
1699                 // Ensure evaluating settings->getBool after verifying screensize
1700                 // First condition is cheaper
1701                 if (previous_screen_size != current_screen_size &&
1702                                 current_screen_size != irr::core::dimension2d<u32>(0,0) &&
1703                                 g_settings->getBool("autosave_screensize")) {
1704                         g_settings->setU16("screen_w", current_screen_size.Width);
1705                         g_settings->setU16("screen_h", current_screen_size.Height);
1706                         previous_screen_size = current_screen_size;
1707                 }
1708
1709                 /* Must be called immediately after a device->run() call because it
1710                  * uses device->getTimer()->getTime()
1711                  */
1712                 limitFps(&draw_times, &dtime);
1713
1714                 updateStats(&stats, draw_times, dtime);
1715                 updateInteractTimers(dtime);
1716
1717                 if (!checkConnection())
1718                         break;
1719                 if (!handleCallbacks())
1720                         break;
1721
1722                 processQueues();
1723
1724                 infotext = L"";
1725                 hud->resizeHotbar();
1726
1727                 updateProfilers(stats, draw_times, dtime);
1728                 processUserInput(dtime);
1729                 // Update camera before player movement to avoid camera lag of one frame
1730                 updateCameraDirection(&cam_view_target, dtime);
1731                 cam_view.camera_yaw += (cam_view_target.camera_yaw -
1732                                 cam_view.camera_yaw) * m_cache_cam_smoothing;
1733                 cam_view.camera_pitch += (cam_view_target.camera_pitch -
1734                                 cam_view.camera_pitch) * m_cache_cam_smoothing;
1735                 updatePlayerControl(cam_view);
1736                 step(&dtime);
1737                 processClientEvents(&cam_view_target);
1738                 updateCamera(draw_times.busy_time, dtime);
1739                 updateSound(dtime);
1740                 processPlayerInteraction(dtime, flags.show_hud, flags.show_debug);
1741                 updateFrame(&graph, &stats, dtime, cam_view);
1742                 updateProfilerGraphs(&graph);
1743
1744                 // Update if minimap has been disabled by the server
1745                 flags.show_minimap &= client->shouldShowMinimap();
1746
1747                 if (m_does_lost_focus_pause_game && !device->isWindowFocused() && !isMenuActive()) {
1748                         showPauseMenu();
1749                 }
1750         }
1751 }
1752
1753
1754 void Game::shutdown()
1755 {
1756         RenderingEngine::finalize();
1757 #if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR <= 8
1758         if (g_settings->get("3d_mode") == "pageflip") {
1759                 driver->setRenderTarget(irr::video::ERT_STEREO_BOTH_BUFFERS);
1760         }
1761 #endif
1762         if (current_formspec)
1763                 current_formspec->quitMenu();
1764
1765         showOverlayMessage("Shutting down...", 0, 0, false);
1766
1767         if (clouds)
1768                 clouds->drop();
1769
1770         if (gui_chat_console)
1771                 gui_chat_console->drop();
1772
1773         if (sky)
1774                 sky->drop();
1775
1776         /* cleanup menus */
1777         while (g_menumgr.menuCount() > 0) {
1778                 g_menumgr.m_stack.front()->setVisible(false);
1779                 g_menumgr.deletingMenu(g_menumgr.m_stack.front());
1780         }
1781
1782         if (current_formspec) {
1783                 current_formspec->drop();
1784                 current_formspec = NULL;
1785         }
1786
1787         chat_backend->addMessage(L"", L"# Disconnected.");
1788         chat_backend->addMessage(L"", L"");
1789
1790         if (client) {
1791                 client->Stop();
1792                 while (!client->isShutdown()) {
1793                         assert(texture_src != NULL);
1794                         assert(shader_src != NULL);
1795                         texture_src->processQueue();
1796                         shader_src->processQueue();
1797                         sleep_ms(100);
1798                 }
1799         }
1800 }
1801
1802
1803 /****************************************************************************/
1804 /****************************************************************************
1805  Startup
1806  ****************************************************************************/
1807 /****************************************************************************/
1808
1809 bool Game::init(
1810                 const std::string &map_dir,
1811                 std::string *address,
1812                 u16 port,
1813                 const SubgameSpec &gamespec)
1814 {
1815         texture_src = createTextureSource();
1816
1817         showOverlayMessage("Loading...", 0, 0);
1818
1819         shader_src = createShaderSource();
1820
1821         itemdef_manager = createItemDefManager();
1822         nodedef_manager = createNodeDefManager();
1823
1824         eventmgr = new EventManager();
1825         quicktune = new QuicktuneShortcutter();
1826
1827         if (!(texture_src && shader_src && itemdef_manager && nodedef_manager
1828                         && eventmgr && quicktune))
1829                 return false;
1830
1831         if (!initSound())
1832                 return false;
1833
1834         // Create a server if not connecting to an existing one
1835         if (address->empty()) {
1836                 if (!createSingleplayerServer(map_dir, gamespec, port, address))
1837                         return false;
1838         }
1839
1840         return true;
1841 }
1842
1843 bool Game::initSound()
1844 {
1845 #if USE_SOUND
1846         if (g_settings->getBool("enable_sound")) {
1847                 infostream << "Attempting to use OpenAL audio" << std::endl;
1848                 sound = createOpenALSoundManager(&soundfetcher);
1849                 if (!sound)
1850                         infostream << "Failed to initialize OpenAL audio" << std::endl;
1851         } else
1852                 infostream << "Sound disabled." << std::endl;
1853 #endif
1854
1855         if (!sound) {
1856                 infostream << "Using dummy audio." << std::endl;
1857                 sound = &dummySoundManager;
1858                 sound_is_dummy = true;
1859         }
1860
1861         soundmaker = new SoundMaker(sound, nodedef_manager);
1862         if (!soundmaker)
1863                 return false;
1864
1865         soundmaker->registerReceiver(eventmgr);
1866
1867         return true;
1868 }
1869
1870 bool Game::createSingleplayerServer(const std::string &map_dir,
1871                 const SubgameSpec &gamespec, u16 port, std::string *address)
1872 {
1873         showOverlayMessage("Creating server...", 0, 5);
1874
1875         std::string bind_str = g_settings->get("bind_address");
1876         Address bind_addr(0, 0, 0, 0, port);
1877
1878         if (g_settings->getBool("ipv6_server")) {
1879                 bind_addr.setAddress((IPv6AddressBytes *) NULL);
1880         }
1881
1882         try {
1883                 bind_addr.Resolve(bind_str.c_str());
1884         } catch (ResolveError &e) {
1885                 infostream << "Resolving bind address \"" << bind_str
1886                            << "\" failed: " << e.what()
1887                            << " -- Listening on all addresses." << std::endl;
1888         }
1889
1890         if (bind_addr.isIPv6() && !g_settings->getBool("enable_ipv6")) {
1891                 *error_message = "Unable to listen on " +
1892                                 bind_addr.serializeString() +
1893                                 " because IPv6 is disabled";
1894                 errorstream << *error_message << std::endl;
1895                 return false;
1896         }
1897
1898         server = new Server(map_dir, gamespec, simple_singleplayer_mode, bind_addr, false);
1899         server->start();
1900
1901         return true;
1902 }
1903
1904 bool Game::createClient(const std::string &playername,
1905                 const std::string &password, std::string *address, u16 port)
1906 {
1907         showOverlayMessage("Creating client...", 0, 10);
1908
1909         draw_control = new MapDrawControl;
1910         if (!draw_control)
1911                 return false;
1912
1913         bool could_connect, connect_aborted;
1914
1915         if (!connectToServer(playername, password, address, port,
1916                         &could_connect, &connect_aborted))
1917                 return false;
1918
1919         if (!could_connect) {
1920                 if (error_message->empty() && !connect_aborted) {
1921                         // Should not happen if error messages are set properly
1922                         *error_message = "Connection failed for unknown reason";
1923                         errorstream << *error_message << std::endl;
1924                 }
1925                 return false;
1926         }
1927
1928         if (!getServerContent(&connect_aborted)) {
1929                 if (error_message->empty() && !connect_aborted) {
1930                         // Should not happen if error messages are set properly
1931                         *error_message = "Connection failed for unknown reason";
1932                         errorstream << *error_message << std::endl;
1933                 }
1934                 return false;
1935         }
1936
1937         GameGlobalShaderConstantSetterFactory *scsf = new GameGlobalShaderConstantSetterFactory(
1938                         &flags.force_fog_off, &runData.fog_range, client);
1939         shader_src->addShaderConstantSetterFactory(scsf);
1940
1941         // Update cached textures, meshes and materials
1942         client->afterContentReceived();
1943
1944         /* Camera
1945          */
1946         camera = new Camera(*draw_control, client);
1947         if (!camera || !camera->successfullyCreated(*error_message))
1948                 return false;
1949         client->setCamera(camera);
1950
1951         /* Clouds
1952          */
1953         if (m_cache_enable_clouds) {
1954                 clouds = new Clouds(smgr, -1, time(0));
1955                 if (!clouds) {
1956                         *error_message = "Memory allocation error (clouds)";
1957                         errorstream << *error_message << std::endl;
1958                         return false;
1959                 }
1960         }
1961
1962         /* Skybox
1963          */
1964         sky = new Sky(-1, texture_src);
1965         scsf->setSky(sky);
1966         skybox = NULL;  // This is used/set later on in the main run loop
1967
1968         local_inventory = new Inventory(itemdef_manager);
1969
1970         if (!(sky && local_inventory)) {
1971                 *error_message = "Memory allocation error (sky or local inventory)";
1972                 errorstream << *error_message << std::endl;
1973                 return false;
1974         }
1975
1976         /* Pre-calculated values
1977          */
1978         video::ITexture *t = texture_src->getTexture("crack_anylength.png");
1979         if (t) {
1980                 v2u32 size = t->getOriginalSize();
1981                 crack_animation_length = size.Y / size.X;
1982         } else {
1983                 crack_animation_length = 5;
1984         }
1985
1986         if (!initGui())
1987                 return false;
1988
1989         /* Set window caption
1990          */
1991         std::wstring str = utf8_to_wide(PROJECT_NAME_C);
1992         str += L" ";
1993         str += utf8_to_wide(g_version_hash);
1994         str += L" [";
1995         str += driver->getName();
1996         str += L"]";
1997         device->setWindowCaption(str.c_str());
1998
1999         LocalPlayer *player = client->getEnv().getLocalPlayer();
2000         player->hurt_tilt_timer = 0;
2001         player->hurt_tilt_strength = 0;
2002
2003         hud = new Hud(guienv, client, player, local_inventory);
2004
2005         if (!hud) {
2006                 *error_message = "Memory error: could not create HUD";
2007                 errorstream << *error_message << std::endl;
2008                 return false;
2009         }
2010
2011         mapper = client->getMinimap();
2012         if (mapper)
2013                 mapper->setMinimapMode(MINIMAP_MODE_OFF);
2014
2015         return true;
2016 }
2017
2018 bool Game::initGui()
2019 {
2020         // First line of debug text
2021         guitext = addStaticText(guienv,
2022                         utf8_to_wide(PROJECT_NAME_C).c_str(),
2023                         core::rect<s32>(0, 0, 0, 0),
2024                         false, false, guiroot);
2025
2026         // Second line of debug text
2027         guitext2 = addStaticText(guienv,
2028                         L"",
2029                         core::rect<s32>(0, 0, 0, 0),
2030                         false, false, guiroot);
2031
2032         // At the middle of the screen
2033         // Object infos are shown in this
2034         guitext_info = addStaticText(guienv,
2035                         L"",
2036                         core::rect<s32>(0, 0, 400, g_fontengine->getTextHeight() * 5 + 5) + v2s32(100, 200),
2037                         false, true, guiroot);
2038
2039         // Status text (displays info when showing and hiding GUI stuff, etc.)
2040         guitext_status = addStaticText(guienv,
2041                         L"<Status>",
2042                         core::rect<s32>(0, 0, 0, 0),
2043                         false, false, guiroot);
2044         guitext_status->setVisible(false);
2045
2046         // Chat text
2047         guitext_chat = addStaticText(
2048                         guienv,
2049                         L"",
2050                         core::rect<s32>(0, 0, 0, 0),
2051                         //false, false); // Disable word wrap as of now
2052                         false, true, guiroot);
2053
2054         // Remove stale "recent" chat messages from previous connections
2055         chat_backend->clearRecentChat();
2056
2057         // Make sure the size of the recent messages buffer is right
2058         chat_backend->applySettings();
2059
2060         // Chat backend and console
2061         gui_chat_console = new GUIChatConsole(guienv, guienv->getRootGUIElement(),
2062                         -1, chat_backend, client, &g_menumgr);
2063         if (!gui_chat_console) {
2064                 *error_message = "Could not allocate memory for chat console";
2065                 errorstream << *error_message << std::endl;
2066                 return false;
2067         }
2068
2069         // Profiler text (size is updated when text is updated)
2070         guitext_profiler = addStaticText(guienv,
2071                         L"<Profiler>",
2072                         core::rect<s32>(0, 0, 0, 0),
2073                         false, false, guiroot);
2074         guitext_profiler->setBackgroundColor(video::SColor(120, 0, 0, 0));
2075         guitext_profiler->setVisible(false);
2076         guitext_profiler->setWordWrap(true);
2077
2078 #ifdef HAVE_TOUCHSCREENGUI
2079
2080         if (g_touchscreengui)
2081                 g_touchscreengui->init(texture_src);
2082
2083 #endif
2084
2085         return true;
2086 }
2087
2088 bool Game::connectToServer(const std::string &playername,
2089                 const std::string &password, std::string *address, u16 port,
2090                 bool *connect_ok, bool *aborted)
2091 {
2092         *connect_ok = false;    // Let's not be overly optimistic
2093         *aborted = false;
2094         bool local_server_mode = false;
2095
2096         showOverlayMessage("Resolving address...", 0, 15);
2097
2098         Address connect_address(0, 0, 0, 0, port);
2099
2100         try {
2101                 connect_address.Resolve(address->c_str());
2102
2103                 if (connect_address.isZero()) { // i.e. INADDR_ANY, IN6ADDR_ANY
2104                         //connect_address.Resolve("localhost");
2105                         if (connect_address.isIPv6()) {
2106                                 IPv6AddressBytes addr_bytes;
2107                                 addr_bytes.bytes[15] = 1;
2108                                 connect_address.setAddress(&addr_bytes);
2109                         } else {
2110                                 connect_address.setAddress(127, 0, 0, 1);
2111                         }
2112                         local_server_mode = true;
2113                 }
2114         } catch (ResolveError &e) {
2115                 *error_message = std::string("Couldn't resolve address: ") + e.what();
2116                 errorstream << *error_message << std::endl;
2117                 return false;
2118         }
2119
2120         if (connect_address.isIPv6() && !g_settings->getBool("enable_ipv6")) {
2121                 *error_message = "Unable to connect to " +
2122                                 connect_address.serializeString() +
2123                                 " because IPv6 is disabled";
2124                 errorstream << *error_message << std::endl;
2125                 return false;
2126         }
2127
2128         client = new Client(playername.c_str(), password, *address,
2129                         *draw_control, texture_src, shader_src,
2130                         itemdef_manager, nodedef_manager, sound, eventmgr,
2131                         connect_address.isIPv6(), &flags);
2132
2133         if (!client)
2134                 return false;
2135
2136         infostream << "Connecting to server at ";
2137         connect_address.print(&infostream);
2138         infostream << std::endl;
2139
2140         client->connect(connect_address,
2141                 simple_singleplayer_mode || local_server_mode);
2142
2143         /*
2144                 Wait for server to accept connection
2145         */
2146
2147         try {
2148                 input->clear();
2149
2150                 FpsControl fps_control = { 0 };
2151                 f32 dtime;
2152                 f32 wait_time = 0; // in seconds
2153
2154                 fps_control.last_time = RenderingEngine::get_timer_time();
2155
2156                 client->loadBuiltin();
2157
2158                 while (RenderingEngine::run()) {
2159
2160                         limitFps(&fps_control, &dtime);
2161
2162                         // Update client and server
2163                         client->step(dtime);
2164
2165                         if (server != NULL)
2166                                 server->step(dtime);
2167
2168                         // End condition
2169                         if (client->getState() == LC_Init) {
2170                                 *connect_ok = true;
2171                                 break;
2172                         }
2173
2174                         // Break conditions
2175                         if (client->accessDenied()) {
2176                                 *error_message = "Access denied. Reason: "
2177                                                 + client->accessDeniedReason();
2178                                 *reconnect_requested = client->reconnectRequested();
2179                                 errorstream << *error_message << std::endl;
2180                                 break;
2181                         }
2182
2183                         if (wasKeyDown(KeyType::ESC) || input->wasKeyDown(CancelKey)) {
2184                                 *aborted = true;
2185                                 infostream << "Connect aborted [Escape]" << std::endl;
2186                                 break;
2187                         }
2188
2189                         wait_time += dtime;
2190                         // Only time out if we aren't waiting for the server we started
2191                         if (!address->empty() && wait_time > 10) {
2192                                 *error_message = "Connection timed out.";
2193                                 errorstream << *error_message << std::endl;
2194                                 break;
2195                         }
2196
2197                         // Update status
2198                         showOverlayMessage("Connecting to server...", dtime, 20);
2199                 }
2200         } catch (con::PeerNotFoundException &e) {
2201                 // TODO: Should something be done here? At least an info/error
2202                 // message?
2203                 return false;
2204         }
2205
2206         return true;
2207 }
2208
2209 bool Game::getServerContent(bool *aborted)
2210 {
2211         input->clear();
2212
2213         FpsControl fps_control = { 0 };
2214         f32 dtime; // in seconds
2215
2216         fps_control.last_time = RenderingEngine::get_timer_time();
2217
2218         while (RenderingEngine::run()) {
2219
2220                 limitFps(&fps_control, &dtime);
2221
2222                 // Update client and server
2223                 client->step(dtime);
2224
2225                 if (server != NULL)
2226                         server->step(dtime);
2227
2228                 // End condition
2229                 if (client->mediaReceived() && client->itemdefReceived() &&
2230                                 client->nodedefReceived()) {
2231                         break;
2232                 }
2233
2234                 // Error conditions
2235                 if (!checkConnection())
2236                         return false;
2237
2238                 if (client->getState() < LC_Init) {
2239                         *error_message = "Client disconnected";
2240                         errorstream << *error_message << std::endl;
2241                         return false;
2242                 }
2243
2244                 if (wasKeyDown(KeyType::ESC) || input->wasKeyDown(CancelKey)) {
2245                         *aborted = true;
2246                         infostream << "Connect aborted [Escape]" << std::endl;
2247                         return false;
2248                 }
2249
2250                 // Display status
2251                 int progress = 25;
2252
2253                 if (!client->itemdefReceived()) {
2254                         const wchar_t *text = wgettext("Item definitions...");
2255                         progress = 25;
2256                         RenderingEngine::draw_load_screen(text, guienv, texture_src,
2257                                 dtime, progress);
2258                         delete[] text;
2259                 } else if (!client->nodedefReceived()) {
2260                         const wchar_t *text = wgettext("Node definitions...");
2261                         progress = 30;
2262                         RenderingEngine::draw_load_screen(text, guienv, texture_src,
2263                                 dtime, progress);
2264                         delete[] text;
2265                 } else {
2266                         std::stringstream message;
2267                         std::fixed(message);
2268                         message.precision(0);
2269                         message << gettext("Media...") << " " << (client->mediaReceiveProgress()*100) << "%";
2270                         message.precision(2);
2271
2272                         if ((USE_CURL == 0) ||
2273                                         (!g_settings->getBool("enable_remote_media_server"))) {
2274                                 float cur = client->getCurRate();
2275                                 std::string cur_unit = gettext("KiB/s");
2276
2277                                 if (cur > 900) {
2278                                         cur /= 1024.0;
2279                                         cur_unit = gettext("MiB/s");
2280                                 }
2281
2282                                 message << " (" << cur << ' ' << cur_unit << ")";
2283                         }
2284
2285                         progress = 30 + client->mediaReceiveProgress() * 35 + 0.5;
2286                         RenderingEngine::draw_load_screen(utf8_to_wide(message.str()), guienv,
2287                                 texture_src, dtime, progress);
2288                 }
2289         }
2290
2291         return true;
2292 }
2293
2294
2295 /****************************************************************************/
2296 /****************************************************************************
2297  Run
2298  ****************************************************************************/
2299 /****************************************************************************/
2300
2301 inline void Game::updateInteractTimers(f32 dtime)
2302 {
2303         if (runData.nodig_delay_timer >= 0)
2304                 runData.nodig_delay_timer -= dtime;
2305
2306         if (runData.object_hit_delay_timer >= 0)
2307                 runData.object_hit_delay_timer -= dtime;
2308
2309         runData.time_from_last_punch += dtime;
2310 }
2311
2312
2313 /* returns false if game should exit, otherwise true
2314  */
2315 inline bool Game::checkConnection()
2316 {
2317         if (client->accessDenied()) {
2318                 *error_message = "Access denied. Reason: "
2319                                 + client->accessDeniedReason();
2320                 *reconnect_requested = client->reconnectRequested();
2321                 errorstream << *error_message << std::endl;
2322                 return false;
2323         }
2324
2325         return true;
2326 }
2327
2328
2329 /* returns false if game should exit, otherwise true
2330  */
2331 inline bool Game::handleCallbacks()
2332 {
2333         if (g_gamecallback->disconnect_requested) {
2334                 g_gamecallback->disconnect_requested = false;
2335                 return false;
2336         }
2337
2338         if (g_gamecallback->changepassword_requested) {
2339                 (new GUIPasswordChange(guienv, guiroot, -1,
2340                                        &g_menumgr, client))->drop();
2341                 g_gamecallback->changepassword_requested = false;
2342         }
2343
2344         if (g_gamecallback->changevolume_requested) {
2345                 (new GUIVolumeChange(guienv, guiroot, -1,
2346                                      &g_menumgr))->drop();
2347                 g_gamecallback->changevolume_requested = false;
2348         }
2349
2350         if (g_gamecallback->keyconfig_requested) {
2351                 (new GUIKeyChangeMenu(guienv, guiroot, -1,
2352                                       &g_menumgr))->drop();
2353                 g_gamecallback->keyconfig_requested = false;
2354         }
2355
2356         if (g_gamecallback->keyconfig_changed) {
2357                 keycache.populate(); // update the cache with new settings
2358                 g_gamecallback->keyconfig_changed = false;
2359         }
2360
2361         return true;
2362 }
2363
2364
2365 void Game::processQueues()
2366 {
2367         texture_src->processQueue();
2368         itemdef_manager->processQueue(client);
2369         shader_src->processQueue();
2370 }
2371
2372
2373 void Game::updateProfilers(const RunStats &stats, const FpsControl &draw_times, f32 dtime)
2374 {
2375         float profiler_print_interval =
2376                         g_settings->getFloat("profiler_print_interval");
2377         bool print_to_log = true;
2378
2379         if (profiler_print_interval == 0) {
2380                 print_to_log = false;
2381                 profiler_print_interval = 5;
2382         }
2383
2384         if (profiler_interval.step(dtime, profiler_print_interval)) {
2385                 if (print_to_log) {
2386                         infostream << "Profiler:" << std::endl;
2387                         g_profiler->print(infostream);
2388                 }
2389
2390                 update_profiler_gui(guitext_profiler, g_fontengine,
2391                                 runData.profiler_current_page, runData.profiler_max_page,
2392                                 driver->getScreenSize().Height);
2393
2394                 g_profiler->clear();
2395         }
2396
2397         addProfilerGraphs(stats, draw_times, dtime);
2398 }
2399
2400
2401 void Game::addProfilerGraphs(const RunStats &stats,
2402                 const FpsControl &draw_times, f32 dtime)
2403 {
2404         g_profiler->graphAdd("mainloop_other",
2405                         draw_times.busy_time / 1000.0f - stats.drawtime / 1000.0f);
2406
2407         if (draw_times.sleep_time != 0)
2408                 g_profiler->graphAdd("mainloop_sleep", draw_times.sleep_time / 1000.0f);
2409         g_profiler->graphAdd("mainloop_dtime", dtime);
2410
2411         g_profiler->add("Elapsed time", dtime);
2412         g_profiler->avg("FPS", 1. / dtime);
2413 }
2414
2415
2416 void Game::updateStats(RunStats *stats, const FpsControl &draw_times,
2417                 f32 dtime)
2418 {
2419
2420         f32 jitter;
2421         Jitter *jp;
2422
2423         /* Time average and jitter calculation
2424          */
2425         jp = &stats->dtime_jitter;
2426         jp->avg = jp->avg * 0.96 + dtime * 0.04;
2427
2428         jitter = dtime - jp->avg;
2429
2430         if (jitter > jp->max)
2431                 jp->max = jitter;
2432
2433         jp->counter += dtime;
2434
2435         if (jp->counter > 0.0) {
2436                 jp->counter -= 3.0;
2437                 jp->max_sample = jp->max;
2438                 jp->max_fraction = jp->max_sample / (jp->avg + 0.001);
2439                 jp->max = 0.0;
2440         }
2441
2442         /* Busytime average and jitter calculation
2443          */
2444         jp = &stats->busy_time_jitter;
2445         jp->avg = jp->avg + draw_times.busy_time * 0.02;
2446
2447         jitter = draw_times.busy_time - jp->avg;
2448
2449         if (jitter > jp->max)
2450                 jp->max = jitter;
2451         if (jitter < jp->min)
2452                 jp->min = jitter;
2453
2454         jp->counter += dtime;
2455
2456         if (jp->counter > 0.0) {
2457                 jp->counter -= 3.0;
2458                 jp->max_sample = jp->max;
2459                 jp->min_sample = jp->min;
2460                 jp->max = 0.0;
2461                 jp->min = 0.0;
2462         }
2463 }
2464
2465
2466
2467 /****************************************************************************
2468  Input handling
2469  ****************************************************************************/
2470
2471 void Game::processUserInput(f32 dtime)
2472 {
2473         // Reset input if window not active or some menu is active
2474         if (!device->isWindowActive() || isMenuActive() || guienv->hasFocus(gui_chat_console)) {
2475                 input->clear();
2476 #ifdef HAVE_TOUCHSCREENGUI
2477                 g_touchscreengui->hide();
2478 #endif
2479         }
2480 #ifdef HAVE_TOUCHSCREENGUI
2481         else if (g_touchscreengui) {
2482                 /* on touchscreengui step may generate own input events which ain't
2483                  * what we want in case we just did clear them */
2484                 g_touchscreengui->step(dtime);
2485         }
2486 #endif
2487
2488         if (!guienv->hasFocus(gui_chat_console) && gui_chat_console->isOpen()) {
2489                 gui_chat_console->closeConsoleAtOnce();
2490         }
2491
2492         // Input handler step() (used by the random input generator)
2493         input->step(dtime);
2494
2495 #ifdef __ANDROID__
2496         if (current_formspec != NULL)
2497                 current_formspec->getAndroidUIInput();
2498         else
2499                 handleAndroidChatInput();
2500 #endif
2501
2502         // Increase timer for double tap of "keymap_jump"
2503         if (m_cache_doubletap_jump && runData.jump_timer <= 0.2f)
2504                 runData.jump_timer += dtime;
2505
2506         processKeyInput();
2507         processItemSelection(&runData.new_playeritem);
2508 }
2509
2510
2511 void Game::processKeyInput()
2512 {
2513         if (wasKeyDown(KeyType::DROP)) {
2514                 dropSelectedItem(isKeyDown(KeyType::SNEAK));
2515         } else if (wasKeyDown(KeyType::AUTOFORWARD)) {
2516                 toggleAutoforward();
2517         } else if (wasKeyDown(KeyType::INVENTORY)) {
2518                 openInventory();
2519         } else if (wasKeyDown(KeyType::ESC) || input->wasKeyDown(CancelKey)) {
2520                 if (!gui_chat_console->isOpenInhibited()) {
2521                         showPauseMenu();
2522                 }
2523         } else if (wasKeyDown(KeyType::CHAT)) {
2524                 openConsole(0.2, L"");
2525         } else if (wasKeyDown(KeyType::CMD)) {
2526                 openConsole(0.2, L"/");
2527         } else if (wasKeyDown(KeyType::CMD_LOCAL)) {
2528                 openConsole(0.2, L".");
2529         } else if (wasKeyDown(KeyType::CONSOLE)) {
2530                 openConsole(core::clamp(g_settings->getFloat("console_height"), 0.1f, 1.0f));
2531         } else if (wasKeyDown(KeyType::FREEMOVE)) {
2532                 toggleFreeMove();
2533         } else if (wasKeyDown(KeyType::JUMP)) {
2534                 toggleFreeMoveAlt();
2535         } else if (wasKeyDown(KeyType::FASTMOVE)) {
2536                 toggleFast();
2537         } else if (wasKeyDown(KeyType::NOCLIP)) {
2538                 toggleNoClip();
2539         } else if (wasKeyDown(KeyType::MUTE)) {
2540                 bool new_mute_sound = !g_settings->getBool("mute_sound");
2541                 g_settings->setBool("mute_sound", new_mute_sound);
2542                 if (new_mute_sound)
2543                         showStatusTextSimple("Sound muted");
2544                 else
2545                         showStatusTextSimple("Sound unmuted");
2546                 runData.statustext_time = 0;
2547         } else if (wasKeyDown(KeyType::INC_VOLUME)) {
2548                 float new_volume = rangelim(g_settings->getFloat("sound_volume") + 0.1f, 0.0f, 1.0f);
2549                 wchar_t buf[100];
2550                 g_settings->setFloat("sound_volume", new_volume);
2551                 const wchar_t *str = wgettext("Volume changed to %d%%");
2552                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str, myround(new_volume * 100));
2553                 delete[] str;
2554                 m_statustext = buf;
2555                 runData.statustext_time = 0;
2556         } else if (wasKeyDown(KeyType::DEC_VOLUME)) {
2557                 float new_volume = rangelim(g_settings->getFloat("sound_volume") - 0.1f, 0.0f, 1.0f);
2558                 wchar_t buf[100];
2559                 g_settings->setFloat("sound_volume", new_volume);
2560                 const wchar_t *str = wgettext("Volume changed to %d%%");
2561                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str, myround(new_volume * 100));
2562                 delete[] str;
2563                 m_statustext = buf;
2564                 runData.statustext_time = 0;
2565         } else if (wasKeyDown(KeyType::CINEMATIC)) {
2566                 toggleCinematic();
2567         } else if (wasKeyDown(KeyType::SCREENSHOT)) {
2568                 client->makeScreenshot();
2569         } else if (wasKeyDown(KeyType::TOGGLE_HUD)) {
2570                 toggleHud();
2571         } else if (wasKeyDown(KeyType::MINIMAP)) {
2572                 toggleMinimap(isKeyDown(KeyType::SNEAK));
2573         } else if (wasKeyDown(KeyType::TOGGLE_CHAT)) {
2574                 toggleChat();
2575         } else if (wasKeyDown(KeyType::TOGGLE_FORCE_FOG_OFF)) {
2576                 toggleFog();
2577         } else if (wasKeyDown(KeyType::TOGGLE_UPDATE_CAMERA)) {
2578                 toggleUpdateCamera();
2579         } else if (wasKeyDown(KeyType::TOGGLE_DEBUG)) {
2580                 toggleDebug();
2581         } else if (wasKeyDown(KeyType::TOGGLE_PROFILER)) {
2582                 toggleProfiler();
2583         } else if (wasKeyDown(KeyType::INCREASE_VIEWING_RANGE)) {
2584                 increaseViewRange();
2585         } else if (wasKeyDown(KeyType::DECREASE_VIEWING_RANGE)) {
2586                 decreaseViewRange();
2587         } else if (wasKeyDown(KeyType::RANGESELECT)) {
2588                 toggleFullViewRange();
2589         } else if (wasKeyDown(KeyType::ZOOM)) {
2590                 checkZoomEnabled();
2591         } else if (wasKeyDown(KeyType::QUICKTUNE_NEXT)) {
2592                 quicktune->next();
2593         } else if (wasKeyDown(KeyType::QUICKTUNE_PREV)) {
2594                 quicktune->prev();
2595         } else if (wasKeyDown(KeyType::QUICKTUNE_INC)) {
2596                 quicktune->inc();
2597         } else if (wasKeyDown(KeyType::QUICKTUNE_DEC)) {
2598                 quicktune->dec();
2599         }
2600
2601         if (!isKeyDown(KeyType::JUMP) && runData.reset_jump_timer) {
2602                 runData.reset_jump_timer = false;
2603                 runData.jump_timer = 0.0f;
2604         }
2605
2606         if (quicktune->hasMessage()) {
2607                 m_statustext = utf8_to_wide(quicktune->getMessage());
2608                 runData.statustext_time = 0.0f;
2609         }
2610 }
2611
2612 void Game::processItemSelection(u16 *new_playeritem)
2613 {
2614         LocalPlayer *player = client->getEnv().getLocalPlayer();
2615
2616         /* Item selection using mouse wheel
2617          */
2618         *new_playeritem = client->getPlayerItem();
2619
2620         s32 wheel = input->getMouseWheel();
2621         u16 max_item = MYMIN(PLAYER_INVENTORY_SIZE - 1,
2622                     player->hud_hotbar_itemcount - 1);
2623
2624         s32 dir = wheel;
2625
2626         if (input->joystick.wasKeyDown(KeyType::SCROLL_DOWN) ||
2627                         wasKeyDown(KeyType::HOTBAR_NEXT)) {
2628                 dir = -1;
2629         }
2630
2631         if (input->joystick.wasKeyDown(KeyType::SCROLL_UP) ||
2632                         wasKeyDown(KeyType::HOTBAR_PREV)) {
2633                 dir = 1;
2634         }
2635
2636         if (dir < 0)
2637                 *new_playeritem = *new_playeritem < max_item ? *new_playeritem + 1 : 0;
2638         else if (dir > 0)
2639                 *new_playeritem = *new_playeritem > 0 ? *new_playeritem - 1 : max_item;
2640         // else dir == 0
2641
2642         /* Item selection using hotbar slot keys
2643          */
2644         for (u16 i = 0; i < 23; i++) {
2645                 if (wasKeyDown((GameKeyType) (KeyType::SLOT_1 + i))) {
2646                         if (i < PLAYER_INVENTORY_SIZE && i < player->hud_hotbar_itemcount) {
2647                                 *new_playeritem = i;
2648                                 infostream << "Selected item: " << new_playeritem << std::endl;
2649                         }
2650                         break;
2651                 }
2652         }
2653 }
2654
2655
2656 void Game::dropSelectedItem(bool single_item)
2657 {
2658         IDropAction *a = new IDropAction();
2659         a->count = single_item ? 1 : 0;
2660         a->from_inv.setCurrentPlayer();
2661         a->from_list = "main";
2662         a->from_i = client->getPlayerItem();
2663         client->inventoryAction(a);
2664 }
2665
2666
2667 void Game::openInventory()
2668 {
2669         /*
2670          * Don't permit to open inventory is CAO or player doesn't exists.
2671          * This prevent showing an empty inventory at player load
2672          */
2673
2674         LocalPlayer *player = client->getEnv().getLocalPlayer();
2675         if (!player || !player->getCAO())
2676                 return;
2677
2678         infostream << "the_game: " << "Launching inventory" << std::endl;
2679
2680         PlayerInventoryFormSource *fs_src = new PlayerInventoryFormSource(client);
2681
2682         InventoryLocation inventoryloc;
2683         inventoryloc.setCurrentPlayer();
2684
2685         if (!client->moddingEnabled()
2686                         || !client->getScript()->on_inventory_open(fs_src->m_client->getInventory(inventoryloc))) {
2687                 TextDest *txt_dst = new TextDestPlayerInventory(client);
2688                 create_formspec_menu(&current_formspec, client, &input->joystick, fs_src, txt_dst);
2689                 cur_formname = "";
2690                 current_formspec->setFormSpec(fs_src->getForm(), inventoryloc);
2691         }
2692 }
2693
2694
2695 void Game::openConsole(float scale, const wchar_t *line)
2696 {
2697         assert(scale > 0.0f && scale <= 1.0f);
2698
2699 #ifdef __ANDROID__
2700         porting::showInputDialog(gettext("ok"), "", "", 2);
2701         m_android_chat_open = true;
2702 #else
2703         if (gui_chat_console->isOpenInhibited())
2704                 return;
2705         gui_chat_console->openConsole(scale);
2706         if (line) {
2707                 gui_chat_console->setCloseOnEnter(true);
2708                 gui_chat_console->replaceAndAddToHistory(line);
2709         }
2710 #endif
2711 }
2712
2713 #ifdef __ANDROID__
2714 void Game::handleAndroidChatInput()
2715 {
2716         if (m_android_chat_open && porting::getInputDialogState() == 0) {
2717                 std::string text = porting::getInputDialogValue();
2718                 client->typeChatMessage(utf8_to_wide(text));
2719         }
2720 }
2721 #endif
2722
2723
2724 void Game::toggleFreeMove()
2725 {
2726         bool free_move = !g_settings->getBool("free_move");
2727         g_settings->set("free_move", bool_to_cstr(free_move));
2728
2729         runData.statustext_time = 0;
2730
2731         if (free_move) {
2732                 if (client->checkPrivilege("fly")) {
2733                         showStatusTextSimple("Fly mode enabled");
2734                 } else {
2735                         showStatusTextSimple("Fly mode enabled (note: no 'fly' privilege)");
2736                 }
2737         } else {
2738                 showStatusTextSimple("Fly mode disabled");
2739         }
2740 }
2741
2742
2743 void Game::toggleFreeMoveAlt()
2744 {
2745         if (m_cache_doubletap_jump && runData.jump_timer < 0.2f)
2746                 toggleFreeMove();
2747
2748         runData.reset_jump_timer = true;
2749 }
2750
2751
2752 void Game::toggleFast()
2753 {
2754         bool fast_move = !g_settings->getBool("fast_move");
2755         g_settings->set("fast_move", bool_to_cstr(fast_move));
2756
2757         runData.statustext_time = 0;
2758
2759         if (fast_move) {
2760                 if (client->checkPrivilege("fast")) {
2761                         showStatusTextSimple("Fast mode enabled");
2762                 } else {
2763                         showStatusTextSimple("Fast mode enabled (note: no 'fast' privilege)");
2764                 }
2765         } else {
2766                 showStatusTextSimple("Fast mode disabled");
2767         }
2768
2769 #ifdef __ANDROID__
2770         m_cache_hold_aux1 = fast_move && has_fast_privs;
2771 #endif
2772 }
2773
2774
2775 void Game::toggleNoClip()
2776 {
2777         bool noclip = !g_settings->getBool("noclip");
2778         g_settings->set("noclip", bool_to_cstr(noclip));
2779
2780         runData.statustext_time = 0;
2781         if (noclip) {
2782                 if (client->checkPrivilege("noclip")) {
2783                         showStatusTextSimple("Noclip mode enabled");
2784                 } else {
2785                         showStatusTextSimple("Noclip mode enabled (note: no 'noclip' privilege)");
2786                 }
2787         } else {
2788                 showStatusTextSimple("Noclip mode disabled");
2789         }
2790 }
2791
2792 void Game::toggleCinematic()
2793 {
2794         bool cinematic = !g_settings->getBool("cinematic");
2795         g_settings->set("cinematic", bool_to_cstr(cinematic));
2796
2797         runData.statustext_time = 0;
2798         if (cinematic)
2799                 showStatusTextSimple("Cinematic mode enabled");
2800         else
2801                 showStatusTextSimple("Cinematic mode disabled");
2802 }
2803
2804 // Autoforward by toggling continuous forward.
2805 void Game::toggleAutoforward()
2806 {
2807         bool autorun_enabled = !g_settings->getBool("continuous_forward");
2808         g_settings->set("continuous_forward", bool_to_cstr(autorun_enabled));
2809
2810         runData.statustext_time = 0;
2811         if (autorun_enabled)
2812                 showStatusTextSimple("Automatic forwards enabled");
2813         else
2814                 showStatusTextSimple("Automatic forwards disabled");
2815 }
2816
2817 void Game::toggleChat()
2818 {
2819         flags.show_chat = !flags.show_chat;
2820         runData.statustext_time = 0;
2821         if (flags.show_chat)
2822                 showStatusTextSimple("Chat shown");
2823         else
2824                 showStatusTextSimple("Chat hidden");
2825 }
2826
2827
2828 void Game::toggleHud()
2829 {
2830         flags.show_hud = !flags.show_hud;
2831         runData.statustext_time = 0;
2832         if (flags.show_hud)
2833                 showStatusTextSimple("HUD shown");
2834         else
2835                 showStatusTextSimple("HUD hidden");
2836 }
2837
2838 void Game::toggleMinimap(bool shift_pressed)
2839 {
2840         if (!mapper || !flags.show_hud || !g_settings->getBool("enable_minimap"))
2841                 return;
2842
2843         if (shift_pressed) {
2844                 mapper->toggleMinimapShape();
2845                 return;
2846         }
2847
2848         u32 hud_flags = client->getEnv().getLocalPlayer()->hud_flags;
2849
2850         MinimapMode mode = MINIMAP_MODE_OFF;
2851         if (hud_flags & HUD_FLAG_MINIMAP_VISIBLE) {
2852                 mode = mapper->getMinimapMode();
2853                 mode = (MinimapMode)((int)mode + 1);
2854                 // If radar is disabled and in, or switching to, radar mode
2855                 if (!(hud_flags & HUD_FLAG_MINIMAP_RADAR_VISIBLE) && mode > 3)
2856                         mode = MINIMAP_MODE_OFF;
2857         }
2858
2859         flags.show_minimap = true;
2860         switch (mode) {
2861                 case MINIMAP_MODE_SURFACEx1:
2862                         showStatusTextSimple("Minimap in surface mode, Zoom x1");
2863                         break;
2864                 case MINIMAP_MODE_SURFACEx2:
2865                         showStatusTextSimple("Minimap in surface mode, Zoom x2");
2866                         break;
2867                 case MINIMAP_MODE_SURFACEx4:
2868                         showStatusTextSimple("Minimap in surface mode, Zoom x4");
2869                         break;
2870                 case MINIMAP_MODE_RADARx1:
2871                         showStatusTextSimple("Minimap in radar mode, Zoom x1");
2872                         break;
2873                 case MINIMAP_MODE_RADARx2:
2874                         showStatusTextSimple("Minimap in radar mode, Zoom x2");
2875                         break;
2876                 case MINIMAP_MODE_RADARx4:
2877                         showStatusTextSimple("Minimap in radar mode, Zoom x4");
2878                         break;
2879                 default:
2880                         mode = MINIMAP_MODE_OFF;
2881                         flags.show_minimap = false;
2882                         if (hud_flags & HUD_FLAG_MINIMAP_VISIBLE)
2883                                 showStatusTextSimple("Minimap hidden");
2884                         else
2885                                 showStatusTextSimple("Minimap currently disabled by game or mod");
2886         }
2887
2888         runData.statustext_time = 0;
2889         mapper->setMinimapMode(mode);
2890 }
2891
2892 void Game::toggleFog()
2893 {
2894         flags.force_fog_off = !flags.force_fog_off;
2895         runData.statustext_time = 0;
2896         if (flags.force_fog_off)
2897                 showStatusTextSimple("Fog disabled");
2898         else
2899                 showStatusTextSimple("Fog enabled");
2900 }
2901
2902
2903 void Game::toggleDebug()
2904 {
2905         // Initial / 4x toggle: Chat only
2906         // 1x toggle: Debug text with chat
2907         // 2x toggle: Debug text with profiler graph
2908         // 3x toggle: Debug text and wireframe
2909         if (!flags.show_debug) {
2910                 flags.show_debug = true;
2911                 flags.show_profiler_graph = false;
2912                 draw_control->show_wireframe = false;
2913                 showStatusTextSimple("Debug info shown");
2914         } else if (!flags.show_profiler_graph && !draw_control->show_wireframe) {
2915                 flags.show_profiler_graph = true;
2916                 showStatusTextSimple("Profiler graph shown");
2917         } else if (!draw_control->show_wireframe && client->checkPrivilege("debug")) {
2918                 flags.show_profiler_graph = false;
2919                 draw_control->show_wireframe = true;
2920                 showStatusTextSimple("Wireframe shown");
2921         } else {
2922                 flags.show_debug = false;
2923                 flags.show_profiler_graph = false;
2924                 draw_control->show_wireframe = false;
2925                 if (client->checkPrivilege("debug")) {
2926                         showStatusTextSimple("Debug info, profiler graph, and wireframe hidden");
2927                 } else {
2928                         showStatusTextSimple("Debug info and profiler graph hidden");
2929                 }
2930         }
2931         runData.statustext_time = 0;
2932 }
2933
2934
2935 void Game::toggleUpdateCamera()
2936 {
2937         flags.disable_camera_update = !flags.disable_camera_update;
2938         runData.statustext_time = 0;
2939         if (flags.disable_camera_update)
2940                 showStatusTextSimple("Camera update disabled");
2941         else
2942                 showStatusTextSimple("Camera update enabled");
2943 }
2944
2945
2946 void Game::toggleProfiler()
2947 {
2948         runData.profiler_current_page =
2949                 (runData.profiler_current_page + 1) % (runData.profiler_max_page + 1);
2950
2951         // FIXME: This updates the profiler with incomplete values
2952         update_profiler_gui(guitext_profiler, g_fontengine, runData.profiler_current_page,
2953                 runData.profiler_max_page, driver->getScreenSize().Height);
2954
2955         if (runData.profiler_current_page != 0) {
2956                 wchar_t buf[255];
2957                 const wchar_t* str = wgettext("Profiler shown (page %d of %d)");
2958                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str,
2959                                 runData.profiler_current_page,
2960                                 runData.profiler_max_page);
2961                 delete[] str;
2962                 m_statustext = buf;
2963         } else {
2964                 showStatusTextSimple("Profiler hidden");
2965         }
2966         runData.statustext_time = 0;
2967 }
2968
2969
2970 void Game::increaseViewRange()
2971 {
2972         s16 range = g_settings->getS16("viewing_range");
2973         s16 range_new = range + 10;
2974
2975         wchar_t buf[255];
2976         const wchar_t *str;
2977         if (range_new > 4000) {
2978                 range_new = 4000;
2979                 str = wgettext("Viewing range is at maximum: %d");
2980                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str, range_new);
2981                 delete[] str;
2982                 m_statustext = buf;
2983
2984         } else {
2985                 str = wgettext("Viewing range changed to %d");
2986                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str, range_new);
2987                 delete[] str;
2988                 m_statustext = buf;
2989         }
2990         g_settings->set("viewing_range", itos(range_new));
2991         runData.statustext_time = 0;
2992 }
2993
2994
2995 void Game::decreaseViewRange()
2996 {
2997         s16 range = g_settings->getS16("viewing_range");
2998         s16 range_new = range - 10;
2999
3000         wchar_t buf[255];
3001         const wchar_t *str;
3002         if (range_new < 20) {
3003                 range_new = 20;
3004                 str = wgettext("Viewing range is at minimum: %d");
3005                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str, range_new);
3006                 delete[] str;
3007                 m_statustext = buf;
3008         } else {
3009                 str = wgettext("Viewing range changed to %d");
3010                 swprintf(buf, sizeof(buf) / sizeof(wchar_t), str, range_new);
3011                 delete[] str;
3012                 m_statustext = buf;
3013         }
3014         g_settings->set("viewing_range", itos(range_new));
3015         runData.statustext_time = 0;
3016 }
3017
3018
3019 void Game::toggleFullViewRange()
3020 {
3021         draw_control->range_all = !draw_control->range_all;
3022         runData.statustext_time = 0;
3023         if (draw_control->range_all)
3024                 showStatusTextSimple("Enabled unlimited viewing range");
3025         else
3026                 showStatusTextSimple("Disabled unlimited viewing range");
3027 }
3028
3029
3030 void Game::checkZoomEnabled()
3031 {
3032         LocalPlayer *player = client->getEnv().getLocalPlayer();
3033         if (player->getZoomFOV() < 0.001f)
3034                 showStatusTextSimple("Zoom currently disabled by game or mod");
3035 }
3036
3037
3038 void Game::updateCameraDirection(CameraOrientation *cam, float dtime)
3039 {
3040         if ((device->isWindowActive() && device->isWindowFocused()
3041                         && !isMenuActive()) || random_input) {
3042
3043 #ifndef __ANDROID__
3044                 if (!random_input) {
3045                         // Mac OSX gets upset if this is set every frame
3046                         if (device->getCursorControl()->isVisible())
3047                                 device->getCursorControl()->setVisible(false);
3048                 }
3049 #endif
3050
3051                 if (m_first_loop_after_window_activation)
3052                         m_first_loop_after_window_activation = false;
3053                 else
3054                         updateCameraOrientation(cam, dtime);
3055
3056                 input->setMousePos((driver->getScreenSize().Width / 2),
3057                                 (driver->getScreenSize().Height / 2));
3058         } else {
3059
3060 #ifndef ANDROID
3061                 // Mac OSX gets upset if this is set every frame
3062                 if (!device->getCursorControl()->isVisible())
3063                         device->getCursorControl()->setVisible(true);
3064 #endif
3065
3066                 m_first_loop_after_window_activation = true;
3067
3068         }
3069 }
3070
3071 void Game::updateCameraOrientation(CameraOrientation *cam, float dtime)
3072 {
3073 #ifdef HAVE_TOUCHSCREENGUI
3074         if (g_touchscreengui) {
3075                 cam->camera_yaw   += g_touchscreengui->getYawChange();
3076                 cam->camera_pitch  = g_touchscreengui->getPitch();
3077         } else {
3078 #endif
3079
3080                 s32 dx = input->getMousePos().X - (driver->getScreenSize().Width / 2);
3081                 s32 dy = input->getMousePos().Y - (driver->getScreenSize().Height / 2);
3082
3083                 if (m_invert_mouse || camera->getCameraMode() == CAMERA_MODE_THIRD_FRONT) {
3084                         dy = -dy;
3085                 }
3086
3087                 cam->camera_yaw   -= dx * m_cache_mouse_sensitivity;
3088                 cam->camera_pitch += dy * m_cache_mouse_sensitivity;
3089
3090 #ifdef HAVE_TOUCHSCREENGUI
3091         }
3092 #endif
3093
3094         if (m_cache_enable_joysticks) {
3095                 f32 c = m_cache_joystick_frustum_sensitivity * (1.f / 32767.f) * dtime;
3096                 cam->camera_yaw -= input->joystick.getAxisWithoutDead(JA_FRUSTUM_HORIZONTAL) * c;
3097                 cam->camera_pitch += input->joystick.getAxisWithoutDead(JA_FRUSTUM_VERTICAL) * c;
3098         }
3099
3100         cam->camera_pitch = rangelim(cam->camera_pitch, -89.5, 89.5);
3101 }
3102
3103
3104 void Game::updatePlayerControl(const CameraOrientation &cam)
3105 {
3106         //TimeTaker tt("update player control", NULL, PRECISION_NANO);
3107
3108         // DO NOT use the isKeyDown method for the forward, backward, left, right
3109         // buttons, as the code that uses the controls needs to be able to
3110         // distinguish between the two in order to know when to use joysticks.
3111
3112         PlayerControl control(
3113                 input->isKeyDown(keycache.key[KeyType::FORWARD]),
3114                 input->isKeyDown(keycache.key[KeyType::BACKWARD]),
3115                 input->isKeyDown(keycache.key[KeyType::LEFT]),
3116                 input->isKeyDown(keycache.key[KeyType::RIGHT]),
3117                 isKeyDown(KeyType::JUMP),
3118                 isKeyDown(KeyType::SPECIAL1),
3119                 isKeyDown(KeyType::SNEAK),
3120                 isKeyDown(KeyType::ZOOM),
3121                 isLeftPressed(),
3122                 isRightPressed(),
3123                 cam.camera_pitch,
3124                 cam.camera_yaw,
3125                 input->joystick.getAxisWithoutDead(JA_SIDEWARD_MOVE),
3126                 input->joystick.getAxisWithoutDead(JA_FORWARD_MOVE)
3127         );
3128
3129         u32 keypress_bits =
3130                         ( (u32)(isKeyDown(KeyType::FORWARD)                       & 0x1) << 0) |
3131                         ( (u32)(isKeyDown(KeyType::BACKWARD)                      & 0x1) << 1) |
3132                         ( (u32)(isKeyDown(KeyType::LEFT)                          & 0x1) << 2) |
3133                         ( (u32)(isKeyDown(KeyType::RIGHT)                         & 0x1) << 3) |
3134                         ( (u32)(isKeyDown(KeyType::JUMP)                          & 0x1) << 4) |
3135                         ( (u32)(isKeyDown(KeyType::SPECIAL1)                      & 0x1) << 5) |
3136                         ( (u32)(isKeyDown(KeyType::SNEAK)                         & 0x1) << 6) |
3137                         ( (u32)(isLeftPressed()                                   & 0x1) << 7) |
3138                         ( (u32)(isRightPressed()                                  & 0x1) << 8
3139                 );
3140
3141 #ifdef ANDROID
3142         /* For Android, simulate holding down AUX1 (fast move) if the user has
3143          * the fast_move setting toggled on. If there is an aux1 key defined for
3144          * Android then its meaning is inverted (i.e. holding aux1 means walk and
3145          * not fast)
3146          */
3147         if (m_cache_hold_aux1) {
3148                 control.aux1 = control.aux1 ^ true;
3149                 keypress_bits ^= ((u32)(1U << 5));
3150         }
3151 #endif
3152
3153         client->setPlayerControl(control);
3154         LocalPlayer *player = client->getEnv().getLocalPlayer();
3155         player->keyPressed = keypress_bits;
3156
3157         //tt.stop();
3158 }
3159
3160
3161 inline void Game::step(f32 *dtime)
3162 {
3163         bool can_be_and_is_paused =
3164                         (simple_singleplayer_mode && g_menumgr.pausesGame());
3165
3166         if (can_be_and_is_paused) {     // This is for a singleplayer server
3167                 *dtime = 0;             // No time passes
3168         } else {
3169                 if (server != NULL) {
3170                         //TimeTaker timer("server->step(dtime)");
3171                         server->step(*dtime);
3172                 }
3173
3174                 //TimeTaker timer("client.step(dtime)");
3175                 client->step(*dtime);
3176         }
3177 }
3178
3179 const ClientEventHandler Game::clientEventHandler[CLIENTEVENT_MAX] = {
3180         {&Game::handleClientEvent_None},
3181         {&Game::handleClientEvent_PlayerDamage},
3182         {&Game::handleClientEvent_PlayerForceMove},
3183         {&Game::handleClientEvent_Deathscreen},
3184         {&Game::handleClientEvent_ShowFormSpec},
3185         {&Game::handleClientEvent_ShowLocalFormSpec},
3186         {&Game::handleClientEvent_HandleParticleEvent},
3187         {&Game::handleClientEvent_HandleParticleEvent},
3188         {&Game::handleClientEvent_HandleParticleEvent},
3189         {&Game::handleClientEvent_HudAdd},
3190         {&Game::handleClientEvent_HudRemove},
3191         {&Game::handleClientEvent_HudChange},
3192         {&Game::handleClientEvent_SetSky},
3193         {&Game::handleClientEvent_OverrideDayNigthRatio},
3194         {&Game::handleClientEvent_CloudParams},
3195 };
3196
3197 void Game::handleClientEvent_None(ClientEvent *event, CameraOrientation *cam)
3198 {
3199         FATAL_ERROR("ClientEvent type None received");
3200 }
3201
3202 void Game::handleClientEvent_PlayerDamage(ClientEvent *event, CameraOrientation *cam)
3203 {
3204         if (client->getHP() == 0)
3205                 return;
3206
3207         if (client->moddingEnabled()) {
3208                 client->getScript()->on_damage_taken(event->player_damage.amount);
3209         }
3210
3211         runData.damage_flash += 95.0 + 3.2 * event->player_damage.amount;
3212         runData.damage_flash = MYMIN(runData.damage_flash, 127.0);
3213
3214         LocalPlayer *player = client->getEnv().getLocalPlayer();
3215
3216         player->hurt_tilt_timer = 1.5;
3217         player->hurt_tilt_strength =
3218                 rangelim(event->player_damage.amount / 4, 1.0, 4.0);
3219
3220         client->event()->put(new SimpleTriggerEvent("PlayerDamage"));
3221 }
3222
3223 void Game::handleClientEvent_PlayerForceMove(ClientEvent *event, CameraOrientation *cam)
3224 {
3225         cam->camera_yaw = event->player_force_move.yaw;
3226         cam->camera_pitch = event->player_force_move.pitch;
3227 }
3228
3229 void Game::handleClientEvent_Deathscreen(ClientEvent *event, CameraOrientation *cam)
3230 {
3231         // This should be enabled for death formspec in builtin
3232         client->getScript()->on_death();
3233
3234         LocalPlayer *player = client->getEnv().getLocalPlayer();
3235
3236         /* Handle visualization */
3237         runData.damage_flash = 0;
3238         player->hurt_tilt_timer = 0;
3239         player->hurt_tilt_strength = 0;
3240 }
3241
3242 void Game::handleClientEvent_ShowFormSpec(ClientEvent *event, CameraOrientation *cam)
3243 {
3244         if (event->show_formspec.formspec->empty()) {
3245                 if (current_formspec && (event->show_formspec.formname->empty()
3246                         || *(event->show_formspec.formname) == cur_formname)) {
3247                         current_formspec->quitMenu();
3248                 }
3249         } else {
3250                 FormspecFormSource *fs_src =
3251                         new FormspecFormSource(*(event->show_formspec.formspec));
3252                 TextDestPlayerInventory *txt_dst =
3253                         new TextDestPlayerInventory(client, *(event->show_formspec.formname));
3254
3255                 create_formspec_menu(&current_formspec, client, &input->joystick,
3256                         fs_src, txt_dst);
3257                 cur_formname = *(event->show_formspec.formname);
3258         }
3259
3260         delete event->show_formspec.formspec;
3261         delete event->show_formspec.formname;
3262 }
3263
3264 void Game::handleClientEvent_ShowLocalFormSpec(ClientEvent *event, CameraOrientation *cam)
3265 {
3266         FormspecFormSource *fs_src = new FormspecFormSource(*event->show_formspec.formspec);
3267         LocalFormspecHandler *txt_dst =
3268                 new LocalFormspecHandler(*event->show_formspec.formname, client);
3269         create_formspec_menu(&current_formspec, client, &input->joystick, fs_src, txt_dst);
3270
3271         delete event->show_formspec.formspec;
3272         delete event->show_formspec.formname;
3273 }
3274
3275 void Game::handleClientEvent_HandleParticleEvent(ClientEvent *event,
3276                 CameraOrientation *cam)
3277 {
3278         LocalPlayer *player = client->getEnv().getLocalPlayer();
3279         client->getParticleManager()->handleParticleEvent(event, client, player);
3280 }
3281
3282 void Game::handleClientEvent_HudAdd(ClientEvent *event, CameraOrientation *cam)
3283 {
3284         LocalPlayer *player = client->getEnv().getLocalPlayer();
3285
3286         u32 id = event->hudadd.id;
3287
3288         HudElement *e = player->getHud(id);
3289
3290         if (e != NULL) {
3291                 delete event->hudadd.pos;
3292                 delete event->hudadd.name;
3293                 delete event->hudadd.scale;
3294                 delete event->hudadd.text;
3295                 delete event->hudadd.align;
3296                 delete event->hudadd.offset;
3297                 delete event->hudadd.world_pos;
3298                 delete event->hudadd.size;
3299                 return;
3300         }
3301
3302         e = new HudElement;
3303         e->type   = (HudElementType)event->hudadd.type;
3304         e->pos    = *event->hudadd.pos;
3305         e->name   = *event->hudadd.name;
3306         e->scale  = *event->hudadd.scale;
3307         e->text   = *event->hudadd.text;
3308         e->number = event->hudadd.number;
3309         e->item   = event->hudadd.item;
3310         e->dir    = event->hudadd.dir;
3311         e->align  = *event->hudadd.align;
3312         e->offset = *event->hudadd.offset;
3313         e->world_pos = *event->hudadd.world_pos;
3314         e->size = *event->hudadd.size;
3315
3316         u32 new_id = player->addHud(e);
3317         //if this isn't true our huds aren't consistent
3318         sanity_check(new_id == id);
3319
3320         delete event->hudadd.pos;
3321         delete event->hudadd.name;
3322         delete event->hudadd.scale;
3323         delete event->hudadd.text;
3324         delete event->hudadd.align;
3325         delete event->hudadd.offset;
3326         delete event->hudadd.world_pos;
3327         delete event->hudadd.size;
3328 }
3329
3330 void Game::handleClientEvent_HudRemove(ClientEvent *event, CameraOrientation *cam)
3331 {
3332         LocalPlayer *player = client->getEnv().getLocalPlayer();
3333         HudElement *e = player->removeHud(event->hudrm.id);
3334         delete e;
3335 }
3336
3337 void Game::handleClientEvent_HudChange(ClientEvent *event, CameraOrientation *cam)
3338 {
3339         LocalPlayer *player = client->getEnv().getLocalPlayer();
3340
3341         u32 id = event->hudchange.id;
3342         HudElement *e = player->getHud(id);
3343
3344         if (e == NULL) {
3345                 delete event->hudchange.v3fdata;
3346                 delete event->hudchange.v2fdata;
3347                 delete event->hudchange.sdata;
3348                 delete event->hudchange.v2s32data;
3349                 return;
3350         }
3351
3352         switch (event->hudchange.stat) {
3353                 case HUD_STAT_POS:
3354                         e->pos = *event->hudchange.v2fdata;
3355                         break;
3356
3357                 case HUD_STAT_NAME:
3358                         e->name = *event->hudchange.sdata;
3359                         break;
3360
3361                 case HUD_STAT_SCALE:
3362                         e->scale = *event->hudchange.v2fdata;
3363                         break;
3364
3365                 case HUD_STAT_TEXT:
3366                         e->text = *event->hudchange.sdata;
3367                         break;
3368
3369                 case HUD_STAT_NUMBER:
3370                         e->number = event->hudchange.data;
3371                         break;
3372
3373                 case HUD_STAT_ITEM:
3374                         e->item = event->hudchange.data;
3375                         break;
3376
3377                 case HUD_STAT_DIR:
3378                         e->dir = event->hudchange.data;
3379                         break;
3380
3381                 case HUD_STAT_ALIGN:
3382                         e->align = *event->hudchange.v2fdata;
3383                         break;
3384
3385                 case HUD_STAT_OFFSET:
3386                         e->offset = *event->hudchange.v2fdata;
3387                         break;
3388
3389                 case HUD_STAT_WORLD_POS:
3390                         e->world_pos = *event->hudchange.v3fdata;
3391                         break;
3392
3393                 case HUD_STAT_SIZE:
3394                         e->size = *event->hudchange.v2s32data;
3395                         break;
3396         }
3397
3398         delete event->hudchange.v3fdata;
3399         delete event->hudchange.v2fdata;
3400         delete event->hudchange.sdata;
3401         delete event->hudchange.v2s32data;
3402 }
3403
3404 void Game::handleClientEvent_SetSky(ClientEvent *event, CameraOrientation *cam)
3405 {
3406         sky->setVisible(false);
3407         // Whether clouds are visible in front of a custom skybox
3408         sky->setCloudsEnabled(event->set_sky.clouds);
3409
3410         if (skybox) {
3411                 skybox->remove();
3412                 skybox = NULL;
3413         }
3414
3415         // Handle according to type
3416         if (*event->set_sky.type == "regular") {
3417                 sky->setVisible(true);
3418                 sky->setCloudsEnabled(true);
3419         } else if (*event->set_sky.type == "skybox" &&
3420                 event->set_sky.params->size() == 6) {
3421                 sky->setFallbackBgColor(*event->set_sky.bgcolor);
3422                 skybox = RenderingEngine::get_scene_manager()->addSkyBoxSceneNode(
3423                         texture_src->getTextureForMesh((*event->set_sky.params)[0]),
3424                         texture_src->getTextureForMesh((*event->set_sky.params)[1]),
3425                         texture_src->getTextureForMesh((*event->set_sky.params)[2]),
3426                         texture_src->getTextureForMesh((*event->set_sky.params)[3]),
3427                         texture_src->getTextureForMesh((*event->set_sky.params)[4]),
3428                         texture_src->getTextureForMesh((*event->set_sky.params)[5]));
3429         }
3430                 // Handle everything else as plain color
3431         else {
3432                 if (*event->set_sky.type != "plain")
3433                         infostream << "Unknown sky type: "
3434                                 << (*event->set_sky.type) << std::endl;
3435
3436                 sky->setFallbackBgColor(*event->set_sky.bgcolor);
3437         }
3438
3439         delete event->set_sky.bgcolor;
3440         delete event->set_sky.type;
3441         delete event->set_sky.params;
3442 }
3443
3444 void Game::handleClientEvent_OverrideDayNigthRatio(ClientEvent *event,
3445                 CameraOrientation *cam)
3446 {
3447         client->getEnv().setDayNightRatioOverride(
3448                 event->override_day_night_ratio.do_override,
3449                 event->override_day_night_ratio.ratio_f * 1000.0f);
3450 }
3451
3452 void Game::handleClientEvent_CloudParams(ClientEvent *event, CameraOrientation *cam)
3453 {
3454         if (!clouds)
3455                 return;
3456
3457         clouds->setDensity(event->cloud_params.density);
3458         clouds->setColorBright(video::SColor(event->cloud_params.color_bright));
3459         clouds->setColorAmbient(video::SColor(event->cloud_params.color_ambient));
3460         clouds->setHeight(event->cloud_params.height);
3461         clouds->setThickness(event->cloud_params.thickness);
3462         clouds->setSpeed(v2f(event->cloud_params.speed_x, event->cloud_params.speed_y));
3463 }
3464
3465 void Game::processClientEvents(CameraOrientation *cam)
3466 {
3467         while (client->hasClientEvents()) {
3468                 std::unique_ptr<ClientEvent> event(client->getClientEvent());
3469                 FATAL_ERROR_IF(event->type >= CLIENTEVENT_MAX, "Invalid clientevent type");
3470                 const ClientEventHandler& evHandler = clientEventHandler[event->type];
3471                 (this->*evHandler.handler)(event.get(), cam);
3472         }
3473 }
3474
3475 void Game::updateCamera(u32 busy_time, f32 dtime)
3476 {
3477         LocalPlayer *player = client->getEnv().getLocalPlayer();
3478
3479         /*
3480                 For interaction purposes, get info about the held item
3481                 - What item is it?
3482                 - Is it a usable item?
3483                 - Can it point to liquids?
3484         */
3485         ItemStack playeritem;
3486         {
3487                 InventoryList *mlist = local_inventory->getList("main");
3488
3489                 if (mlist && client->getPlayerItem() < mlist->getSize())
3490                         playeritem = mlist->getItem(client->getPlayerItem());
3491         }
3492
3493         if (playeritem.getDefinition(itemdef_manager).name.empty()) { // override the hand
3494                 InventoryList *hlist = local_inventory->getList("hand");
3495                 if (hlist)
3496                         playeritem = hlist->getItem(0);
3497         }
3498
3499
3500         ToolCapabilities playeritem_toolcap =
3501                 playeritem.getToolCapabilities(itemdef_manager);
3502
3503         v3s16 old_camera_offset = camera->getOffset();
3504
3505         if (wasKeyDown(KeyType::CAMERA_MODE)) {
3506                 GenericCAO *playercao = player->getCAO();
3507
3508                 // If playercao not loaded, don't change camera
3509                 if (!playercao)
3510                         return;
3511
3512                 camera->toggleCameraMode();
3513
3514                 playercao->setVisible(camera->getCameraMode() > CAMERA_MODE_FIRST);
3515                 playercao->setChildrenVisible(camera->getCameraMode() > CAMERA_MODE_FIRST);
3516         }
3517
3518         float full_punch_interval = playeritem_toolcap.full_punch_interval;
3519         float tool_reload_ratio = runData.time_from_last_punch / full_punch_interval;
3520
3521         tool_reload_ratio = MYMIN(tool_reload_ratio, 1.0);
3522         camera->update(player, dtime, busy_time / 1000.0f, tool_reload_ratio);
3523         camera->step(dtime);
3524
3525         v3f camera_position = camera->getPosition();
3526         v3f camera_direction = camera->getDirection();
3527         f32 camera_fov = camera->getFovMax();
3528         v3s16 camera_offset = camera->getOffset();
3529
3530         m_camera_offset_changed = (camera_offset != old_camera_offset);
3531
3532         if (!flags.disable_camera_update) {
3533                 client->getEnv().getClientMap().updateCamera(camera_position,
3534                                 camera_direction, camera_fov, camera_offset);
3535
3536                 if (m_camera_offset_changed) {
3537                         client->updateCameraOffset(camera_offset);
3538                         client->getEnv().updateCameraOffset(camera_offset);
3539
3540                         if (clouds)
3541                                 clouds->updateCameraOffset(camera_offset);
3542                 }
3543         }
3544 }
3545
3546
3547 void Game::updateSound(f32 dtime)
3548 {
3549         // Update sound listener
3550         v3s16 camera_offset = camera->getOffset();
3551         sound->updateListener(camera->getCameraNode()->getPosition() + intToFloat(camera_offset, BS),
3552                               v3f(0, 0, 0), // velocity
3553                               camera->getDirection(),
3554                               camera->getCameraNode()->getUpVector());
3555
3556         bool mute_sound = g_settings->getBool("mute_sound");
3557         if (mute_sound) {
3558                 sound->setListenerGain(0.0f);
3559         } else {
3560                 // Check if volume is in the proper range, else fix it.
3561                 float old_volume = g_settings->getFloat("sound_volume");
3562                 float new_volume = rangelim(old_volume, 0.0f, 1.0f);
3563                 sound->setListenerGain(new_volume);
3564
3565                 if (old_volume != new_volume) {
3566                         g_settings->setFloat("sound_volume", new_volume);
3567                 }
3568         }
3569
3570         LocalPlayer *player = client->getEnv().getLocalPlayer();
3571
3572         // Tell the sound maker whether to make footstep sounds
3573         soundmaker->makes_footstep_sound = player->makes_footstep_sound;
3574
3575         //      Update sound maker
3576         if (player->makes_footstep_sound)
3577                 soundmaker->step(dtime);
3578
3579         ClientMap &map = client->getEnv().getClientMap();
3580         MapNode n = map.getNodeNoEx(player->getFootstepNodePos());
3581         soundmaker->m_player_step_sound = nodedef_manager->get(n).sound_footstep;
3582 }
3583
3584
3585 void Game::processPlayerInteraction(f32 dtime, bool show_hud, bool show_debug)
3586 {
3587         LocalPlayer *player = client->getEnv().getLocalPlayer();
3588
3589         ItemStack playeritem;
3590         {
3591                 InventoryList *mlist = local_inventory->getList("main");
3592
3593                 if (mlist && client->getPlayerItem() < mlist->getSize())
3594                         playeritem = mlist->getItem(client->getPlayerItem());
3595         }
3596
3597         const ItemDefinition &playeritem_def =
3598                         playeritem.getDefinition(itemdef_manager);
3599         InventoryList *hlist = local_inventory->getList("hand");
3600         const ItemDefinition &hand_def =
3601                 hlist ? hlist->getItem(0).getDefinition(itemdef_manager) : itemdef_manager->get("");
3602
3603         v3f player_position  = player->getPosition();
3604         v3f camera_position  = camera->getPosition();
3605         v3f camera_direction = camera->getDirection();
3606         v3s16 camera_offset  = camera->getOffset();
3607
3608
3609         /*
3610                 Calculate what block is the crosshair pointing to
3611         */
3612
3613         f32 d = playeritem_def.range; // max. distance
3614         f32 d_hand = hand_def.range;
3615
3616         if (d < 0 && d_hand >= 0)
3617                 d = d_hand;
3618         else if (d < 0)
3619                 d = 4.0;
3620
3621         core::line3d<f32> shootline;
3622
3623         if (camera->getCameraMode() != CAMERA_MODE_THIRD_FRONT) {
3624                 shootline = core::line3d<f32>(camera_position,
3625                         camera_position + camera_direction * BS * d);
3626         } else {
3627             // prevent player pointing anything in front-view
3628                 shootline = core::line3d<f32>(camera_position,camera_position);
3629         }
3630
3631 #ifdef HAVE_TOUCHSCREENGUI
3632
3633         if ((g_settings->getBool("touchtarget")) && (g_touchscreengui)) {
3634                 shootline = g_touchscreengui->getShootline();
3635                 // Scale shootline to the acual distance the player can reach
3636                 shootline.end = shootline.start
3637                         + shootline.getVector().normalize() * BS * d;
3638                 shootline.start += intToFloat(camera_offset, BS);
3639                 shootline.end += intToFloat(camera_offset, BS);
3640         }
3641
3642 #endif
3643
3644         PointedThing pointed = updatePointedThing(shootline,
3645                         playeritem_def.liquids_pointable,
3646                         !runData.ldown_for_dig,
3647                         camera_offset);
3648
3649         if (pointed != runData.pointed_old) {
3650                 infostream << "Pointing at " << pointed.dump() << std::endl;
3651                 hud->updateSelectionMesh(camera_offset);
3652         }
3653
3654         if (runData.digging_blocked && !isLeftPressed()) {
3655                 // allow digging again if button is not pressed
3656                 runData.digging_blocked = false;
3657         }
3658
3659         /*
3660                 Stop digging when
3661                 - releasing left mouse button
3662                 - pointing away from node
3663         */
3664         if (runData.digging) {
3665                 if (getLeftReleased()) {
3666                         infostream << "Left button released"
3667                                    << " (stopped digging)" << std::endl;
3668                         runData.digging = false;
3669                 } else if (pointed != runData.pointed_old) {
3670                         if (pointed.type == POINTEDTHING_NODE
3671                                         && runData.pointed_old.type == POINTEDTHING_NODE
3672                                         && pointed.node_undersurface
3673                                                         == runData.pointed_old.node_undersurface) {
3674                                 // Still pointing to the same node, but a different face.
3675                                 // Don't reset.
3676                         } else {
3677                                 infostream << "Pointing away from node"
3678                                            << " (stopped digging)" << std::endl;
3679                                 runData.digging = false;
3680                                 hud->updateSelectionMesh(camera_offset);
3681                         }
3682                 }
3683
3684                 if (!runData.digging) {
3685                         client->interact(1, runData.pointed_old);
3686                         client->setCrack(-1, v3s16(0, 0, 0));
3687                         runData.dig_time = 0.0;
3688                 }
3689         } else if (runData.dig_instantly && getLeftReleased()) {
3690                 // Remove e.g. torches faster when clicking instead of holding LMB
3691                 runData.nodig_delay_timer = 0;
3692                 runData.dig_instantly = false;
3693         }
3694
3695         if (!runData.digging && runData.ldown_for_dig && !isLeftPressed()) {
3696                 runData.ldown_for_dig = false;
3697         }
3698
3699         runData.left_punch = false;
3700
3701         soundmaker->m_player_leftpunch_sound.name = "";
3702
3703         // Prepare for repeating, unless we're not supposed to
3704         if (isRightPressed() && !g_settings->getBool("safe_dig_and_place"))
3705                 runData.repeat_rightclick_timer += dtime;
3706         else
3707                 runData.repeat_rightclick_timer = 0;
3708
3709         if (playeritem_def.usable && isLeftPressed()) {
3710                 if (getLeftClicked() && (!client->moddingEnabled()
3711                                 || !client->getScript()->on_item_use(playeritem, pointed)))
3712                         client->interact(4, pointed);
3713         } else if (pointed.type == POINTEDTHING_NODE) {
3714                 ToolCapabilities playeritem_toolcap =
3715                                 playeritem.getToolCapabilities(itemdef_manager);
3716                 if (playeritem.name.empty()) {
3717                         const ToolCapabilities *handToolcap = hlist
3718                                 ? &hlist->getItem(0).getToolCapabilities(itemdef_manager)
3719                                 : itemdef_manager->get("").tool_capabilities;
3720
3721                         if (handToolcap != nullptr)
3722                                 playeritem_toolcap = *handToolcap;
3723                 }
3724                 handlePointingAtNode(pointed, playeritem_def, playeritem,
3725                         playeritem_toolcap, dtime);
3726         } else if (pointed.type == POINTEDTHING_OBJECT) {
3727                 handlePointingAtObject(pointed, playeritem, player_position, show_debug);
3728         } else if (isLeftPressed()) {
3729                 // When button is held down in air, show continuous animation
3730                 runData.left_punch = true;
3731         } else if (getRightClicked()) {
3732                 handlePointingAtNothing(playeritem);
3733         }
3734
3735         runData.pointed_old = pointed;
3736
3737         if (runData.left_punch || getLeftClicked())
3738                 camera->setDigging(0); // left click animation
3739
3740         input->resetLeftClicked();
3741         input->resetRightClicked();
3742
3743         input->joystick.clearWasKeyDown(KeyType::MOUSE_L);
3744         input->joystick.clearWasKeyDown(KeyType::MOUSE_R);
3745
3746         input->resetLeftReleased();
3747         input->resetRightReleased();
3748
3749         input->joystick.clearWasKeyReleased(KeyType::MOUSE_L);
3750         input->joystick.clearWasKeyReleased(KeyType::MOUSE_R);
3751 }
3752
3753
3754 PointedThing Game::updatePointedThing(
3755         const core::line3d<f32> &shootline,
3756         bool liquids_pointable,
3757         bool look_for_object,
3758         const v3s16 &camera_offset)
3759 {
3760         std::vector<aabb3f> *selectionboxes = hud->getSelectionBoxes();
3761         selectionboxes->clear();
3762         hud->setSelectedFaceNormal(v3f(0.0, 0.0, 0.0));
3763         static thread_local const bool show_entity_selectionbox = g_settings->getBool(
3764                 "show_entity_selectionbox");
3765
3766         ClientEnvironment &env = client->getEnv();
3767         ClientMap &map = env.getClientMap();
3768         INodeDefManager *nodedef = map.getNodeDefManager();
3769
3770         runData.selected_object = NULL;
3771
3772         RaycastState s(shootline, look_for_object, liquids_pointable);
3773         PointedThing result;
3774         env.continueRaycast(&s, &result);
3775         if (result.type == POINTEDTHING_OBJECT) {
3776                 runData.selected_object = client->getEnv().getActiveObject(result.object_id);
3777                 aabb3f selection_box;
3778                 if (show_entity_selectionbox && runData.selected_object->doShowSelectionBox() &&
3779                                 runData.selected_object->getSelectionBox(&selection_box)) {
3780                         v3f pos = runData.selected_object->getPosition();
3781                         selectionboxes->push_back(aabb3f(selection_box));
3782                         hud->setSelectionPos(pos, camera_offset);
3783                 }
3784         } else if (result.type == POINTEDTHING_NODE) {
3785                 // Update selection boxes
3786                 MapNode n = map.getNodeNoEx(result.node_undersurface);
3787                 std::vector<aabb3f> boxes;
3788                 n.getSelectionBoxes(nodedef, &boxes,
3789                         n.getNeighbors(result.node_undersurface, &map));
3790
3791                 f32 d = 0.002 * BS;
3792                 for (std::vector<aabb3f>::const_iterator i = boxes.begin();
3793                         i != boxes.end(); ++i) {
3794                         aabb3f box = *i;
3795                         box.MinEdge -= v3f(d, d, d);
3796                         box.MaxEdge += v3f(d, d, d);
3797                         selectionboxes->push_back(box);
3798                 }
3799                 hud->setSelectionPos(intToFloat(result.node_undersurface, BS),
3800                         camera_offset);
3801                 hud->setSelectedFaceNormal(v3f(
3802                         result.intersection_normal.X,
3803                         result.intersection_normal.Y,
3804                         result.intersection_normal.Z));
3805         }
3806
3807         // Update selection mesh light level and vertex colors
3808         if (!selectionboxes->empty()) {
3809                 v3f pf = hud->getSelectionPos();
3810                 v3s16 p = floatToInt(pf, BS);
3811
3812                 // Get selection mesh light level
3813                 MapNode n = map.getNodeNoEx(p);
3814                 u16 node_light = getInteriorLight(n, -1, nodedef);
3815                 u16 light_level = node_light;
3816
3817                 for (const v3s16 &dir : g_6dirs) {
3818                         n = map.getNodeNoEx(p + dir);
3819                         node_light = getInteriorLight(n, -1, nodedef);
3820                         if (node_light > light_level)
3821                                 light_level = node_light;
3822                 }
3823
3824                 u32 daynight_ratio = client->getEnv().getDayNightRatio();
3825                 video::SColor c;
3826                 final_color_blend(&c, light_level, daynight_ratio);
3827
3828                 // Modify final color a bit with time
3829                 u32 timer = porting::getTimeMs() % 5000;
3830                 float timerf = (float) (irr::core::PI * ((timer / 2500.0) - 0.5));
3831                 float sin_r = 0.08 * sin(timerf);
3832                 float sin_g = 0.08 * sin(timerf + irr::core::PI * 0.5);
3833                 float sin_b = 0.08 * sin(timerf + irr::core::PI);
3834                 c.setRed(core::clamp(core::round32(c.getRed() * (0.8 + sin_r)), 0, 255));
3835                 c.setGreen(core::clamp(core::round32(c.getGreen() * (0.8 + sin_g)), 0, 255));
3836                 c.setBlue(core::clamp(core::round32(c.getBlue() * (0.8 + sin_b)), 0, 255));
3837
3838                 // Set mesh final color
3839                 hud->setSelectionMeshColor(c);
3840         }
3841         return result;
3842 }
3843
3844
3845 void Game::handlePointingAtNothing(const ItemStack &playerItem)
3846 {
3847         infostream << "Right Clicked in Air" << std::endl;
3848         PointedThing fauxPointed;
3849         fauxPointed.type = POINTEDTHING_NOTHING;
3850         client->interact(5, fauxPointed);
3851 }
3852
3853
3854 void Game::handlePointingAtNode(const PointedThing &pointed,
3855         const ItemDefinition &playeritem_def, const ItemStack &playeritem,
3856         const ToolCapabilities &playeritem_toolcap, f32 dtime)
3857 {
3858         v3s16 nodepos = pointed.node_undersurface;
3859         v3s16 neighbourpos = pointed.node_abovesurface;
3860
3861         /*
3862                 Check information text of node
3863         */
3864
3865         ClientMap &map = client->getEnv().getClientMap();
3866
3867         if (runData.nodig_delay_timer <= 0.0 && isLeftPressed()
3868                         && !runData.digging_blocked
3869                         && client->checkPrivilege("interact")) {
3870                 handleDigging(pointed, nodepos, playeritem_toolcap, dtime);
3871         }
3872
3873         // This should be done after digging handling
3874         NodeMetadata *meta = map.getNodeMetadata(nodepos);
3875
3876         if (meta) {
3877                 infotext = unescape_translate(utf8_to_wide(meta->getString("infotext")));
3878         } else {
3879                 MapNode n = map.getNodeNoEx(nodepos);
3880
3881                 if (nodedef_manager->get(n).tiledef[0].name == "unknown_node.png") {
3882                         infotext = L"Unknown node: ";
3883                         infotext += utf8_to_wide(nodedef_manager->get(n).name);
3884                 }
3885         }
3886
3887         if ((getRightClicked() ||
3888                         runData.repeat_rightclick_timer >= m_repeat_right_click_time) &&
3889                         client->checkPrivilege("interact")) {
3890                 runData.repeat_rightclick_timer = 0;
3891                 infostream << "Ground right-clicked" << std::endl;
3892
3893                 if (meta && !meta->getString("formspec").empty() && !random_input
3894                                 && !isKeyDown(KeyType::SNEAK)) {
3895                         // Report right click to server
3896                         if (nodedef_manager->get(map.getNodeNoEx(nodepos)).rightclickable) {
3897                                 client->interact(3, pointed);
3898                         }
3899
3900                         infostream << "Launching custom inventory view" << std::endl;
3901
3902                         InventoryLocation inventoryloc;
3903                         inventoryloc.setNodeMeta(nodepos);
3904
3905                         NodeMetadataFormSource *fs_src = new NodeMetadataFormSource(
3906                                 &client->getEnv().getClientMap(), nodepos);
3907                         TextDest *txt_dst = new TextDestNodeMetadata(nodepos, client);
3908
3909                         create_formspec_menu(&current_formspec, client,
3910                                 &input->joystick, fs_src, txt_dst);
3911                         cur_formname = "";
3912
3913                         current_formspec->setFormSpec(meta->getString("formspec"), inventoryloc);
3914                 } else {
3915                         // Report right click to server
3916
3917                         camera->setDigging(1);  // right click animation (always shown for feedback)
3918
3919                         // If the wielded item has node placement prediction,
3920                         // make that happen
3921                         bool placed = nodePlacementPrediction(*client,
3922                                         playeritem_def, playeritem,
3923                                         nodepos, neighbourpos);
3924
3925                         if (placed) {
3926                                 // Report to server
3927                                 client->interact(3, pointed);
3928                                 // Read the sound
3929                                 soundmaker->m_player_rightpunch_sound =
3930                                                 playeritem_def.sound_place;
3931
3932                                 if (client->moddingEnabled())
3933                                         client->getScript()->on_placenode(pointed, playeritem_def);
3934                         } else {
3935                                 soundmaker->m_player_rightpunch_sound =
3936                                                 SimpleSoundSpec();
3937
3938                                 if (playeritem_def.node_placement_prediction.empty() ||
3939                                                 nodedef_manager->get(map.getNodeNoEx(nodepos)).rightclickable) {
3940                                         client->interact(3, pointed); // Report to server
3941                                 } else {
3942                                         soundmaker->m_player_rightpunch_sound =
3943                                                 playeritem_def.sound_place_failed;
3944                                 }
3945                         }
3946                 }
3947         }
3948 }
3949
3950
3951 void Game::handlePointingAtObject(const PointedThing &pointed, const ItemStack &playeritem,
3952                 const v3f &player_position, bool show_debug)
3953 {
3954         infotext = unescape_translate(
3955                 utf8_to_wide(runData.selected_object->infoText()));
3956
3957         if (show_debug) {
3958                 if (!infotext.empty()) {
3959                         infotext += L"\n";
3960                 }
3961                 infotext += utf8_to_wide(runData.selected_object->debugInfoText());
3962         }
3963
3964         if (isLeftPressed()) {
3965                 bool do_punch = false;
3966                 bool do_punch_damage = false;
3967
3968                 if (runData.object_hit_delay_timer <= 0.0) {
3969                         do_punch = true;
3970                         do_punch_damage = true;
3971                         runData.object_hit_delay_timer = object_hit_delay;
3972                 }
3973
3974                 if (getLeftClicked())
3975                         do_punch = true;
3976
3977                 if (do_punch) {
3978                         infostream << "Left-clicked object" << std::endl;
3979                         runData.left_punch = true;
3980                 }
3981
3982                 if (do_punch_damage) {
3983                         // Report direct punch
3984                         v3f objpos = runData.selected_object->getPosition();
3985                         v3f dir = (objpos - player_position).normalize();
3986                         ItemStack item = playeritem;
3987                         if (playeritem.name.empty()) {
3988                                 InventoryList *hlist = local_inventory->getList("hand");
3989                                 if (hlist) {
3990                                         item = hlist->getItem(0);
3991                                 }
3992                         }
3993
3994                         bool disable_send = runData.selected_object->directReportPunch(
3995                                         dir, &item, runData.time_from_last_punch);
3996                         runData.time_from_last_punch = 0;
3997
3998                         if (!disable_send)
3999                                 client->interact(0, pointed);
4000                 }
4001         } else if (getRightClicked()) {
4002                 infostream << "Right-clicked object" << std::endl;
4003                 client->interact(3, pointed);  // place
4004         }
4005 }
4006
4007
4008 void Game::handleDigging(const PointedThing &pointed, const v3s16 &nodepos,
4009                 const ToolCapabilities &playeritem_toolcap, f32 dtime)
4010 {
4011         LocalPlayer *player = client->getEnv().getLocalPlayer();
4012         ClientMap &map = client->getEnv().getClientMap();
4013         MapNode n = client->getEnv().getClientMap().getNodeNoEx(nodepos);
4014
4015         // NOTE: Similar piece of code exists on the server side for
4016         // cheat detection.
4017         // Get digging parameters
4018         DigParams params = getDigParams(nodedef_manager->get(n).groups,
4019                         &playeritem_toolcap);
4020
4021         // If can't dig, try hand
4022         if (!params.diggable) {
4023                 InventoryList *hlist = local_inventory->getList("hand");
4024                 const ToolCapabilities *tp = hlist
4025                         ? &hlist->getItem(0).getToolCapabilities(itemdef_manager)
4026                         : itemdef_manager->get("").tool_capabilities;
4027
4028                 if (tp)
4029                         params = getDigParams(nodedef_manager->get(n).groups, tp);
4030         }
4031
4032         if (!params.diggable) {
4033                 // I guess nobody will wait for this long
4034                 runData.dig_time_complete = 10000000.0;
4035         } else {
4036                 runData.dig_time_complete = params.time;
4037
4038                 if (m_cache_enable_particles) {
4039                         const ContentFeatures &features = client->getNodeDefManager()->get(n);
4040                         client->getParticleManager()->addNodeParticle(client,
4041                                         player, nodepos, n, features);
4042                 }
4043         }
4044
4045         if (!runData.digging) {
4046                 infostream << "Started digging" << std::endl;
4047                 runData.dig_instantly = runData.dig_time_complete == 0;
4048                 if (client->moddingEnabled() && client->getScript()->on_punchnode(nodepos, n))
4049                         return;
4050                 client->interact(0, pointed);
4051                 runData.digging = true;
4052                 runData.ldown_for_dig = true;
4053         }
4054
4055         if (!runData.dig_instantly) {
4056                 runData.dig_index = (float)crack_animation_length
4057                                 * runData.dig_time
4058                                 / runData.dig_time_complete;
4059         } else {
4060                 // This is for e.g. torches
4061                 runData.dig_index = crack_animation_length;
4062         }
4063
4064         SimpleSoundSpec sound_dig = nodedef_manager->get(n).sound_dig;
4065
4066         if (sound_dig.exists() && params.diggable) {
4067                 if (sound_dig.name == "__group") {
4068                         if (!params.main_group.empty()) {
4069                                 soundmaker->m_player_leftpunch_sound.gain = 0.5;
4070                                 soundmaker->m_player_leftpunch_sound.name =
4071                                                 std::string("default_dig_") +
4072                                                 params.main_group;
4073                         }
4074                 } else {
4075                         soundmaker->m_player_leftpunch_sound = sound_dig;
4076                 }
4077         }
4078
4079         // Don't show cracks if not diggable
4080         if (runData.dig_time_complete >= 100000.0) {
4081         } else if (runData.dig_index < crack_animation_length) {
4082                 //TimeTaker timer("client.setTempMod");
4083                 //infostream<<"dig_index="<<dig_index<<std::endl;
4084                 client->setCrack(runData.dig_index, nodepos);
4085         } else {
4086                 infostream << "Digging completed" << std::endl;
4087                 client->setCrack(-1, v3s16(0, 0, 0));
4088
4089                 runData.dig_time = 0;
4090                 runData.digging = false;
4091                 // we successfully dug, now block it from repeating if we want to be safe
4092                 if (g_settings->getBool("safe_dig_and_place"))
4093                         runData.digging_blocked = true;
4094
4095                 runData.nodig_delay_timer =
4096                                 runData.dig_time_complete / (float)crack_animation_length;
4097
4098                 // We don't want a corresponding delay to very time consuming nodes
4099                 // and nodes without digging time (e.g. torches) get a fixed delay.
4100                 if (runData.nodig_delay_timer > 0.3)
4101                         runData.nodig_delay_timer = 0.3;
4102                 else if (runData.dig_instantly)
4103                         runData.nodig_delay_timer = 0.15;
4104
4105                 bool is_valid_position;
4106                 MapNode wasnode = map.getNodeNoEx(nodepos, &is_valid_position);
4107                 if (is_valid_position) {
4108                         if (client->moddingEnabled() &&
4109                                         client->getScript()->on_dignode(nodepos, wasnode)) {
4110                                 return;
4111                         }
4112
4113                         const ContentFeatures &f = client->ndef()->get(wasnode);
4114                         if (f.node_dig_prediction == "air") {
4115                                 client->removeNode(nodepos);
4116                         } else if (!f.node_dig_prediction.empty()) {
4117                                 content_t id;
4118                                 bool found = client->ndef()->getId(f.node_dig_prediction, id);
4119                                 if (found)
4120                                         client->addNode(nodepos, id, true);
4121                         }
4122                         // implicit else: no prediction
4123                 }
4124
4125                 client->interact(2, pointed);
4126
4127                 if (m_cache_enable_particles) {
4128                         const ContentFeatures &features =
4129                                 client->getNodeDefManager()->get(wasnode);
4130                         client->getParticleManager()->addDiggingParticles(client,
4131                                 player, nodepos, wasnode, features);
4132                 }
4133
4134
4135                 // Send event to trigger sound
4136                 MtEvent *e = new NodeDugEvent(nodepos, wasnode);
4137                 client->event()->put(e);
4138         }
4139
4140         if (runData.dig_time_complete < 100000.0) {
4141                 runData.dig_time += dtime;
4142         } else {
4143                 runData.dig_time = 0;
4144                 client->setCrack(-1, nodepos);
4145         }
4146
4147         camera->setDigging(0);  // left click animation
4148 }
4149
4150
4151 void Game::updateFrame(ProfilerGraph *graph, RunStats *stats, f32 dtime,
4152                 const CameraOrientation &cam)
4153 {
4154         LocalPlayer *player = client->getEnv().getLocalPlayer();
4155
4156         /*
4157                 Fog range
4158         */
4159
4160         if (draw_control->range_all) {
4161                 runData.fog_range = 100000 * BS;
4162         } else {
4163                 runData.fog_range = draw_control->wanted_range * BS;
4164         }
4165
4166         /*
4167                 Calculate general brightness
4168         */
4169         u32 daynight_ratio = client->getEnv().getDayNightRatio();
4170         float time_brightness = decode_light_f((float)daynight_ratio / 1000.0);
4171         float direct_brightness;
4172         bool sunlight_seen;
4173
4174         if (m_cache_enable_noclip && m_cache_enable_free_move) {
4175                 direct_brightness = time_brightness;
4176                 sunlight_seen = true;
4177         } else {
4178                 ScopeProfiler sp(g_profiler, "Detecting background light", SPT_AVG);
4179                 float old_brightness = sky->getBrightness();
4180                 direct_brightness = client->getEnv().getClientMap()
4181                                 .getBackgroundBrightness(MYMIN(runData.fog_range * 1.2, 60 * BS),
4182                                         daynight_ratio, (int)(old_brightness * 255.5), &sunlight_seen)
4183                                     / 255.0;
4184         }
4185
4186         float time_of_day_smooth = runData.time_of_day_smooth;
4187         float time_of_day = client->getEnv().getTimeOfDayF();
4188
4189         static const float maxsm = 0.05;
4190         static const float todsm = 0.05;
4191
4192         if (fabs(time_of_day - time_of_day_smooth) > maxsm &&
4193                         fabs(time_of_day - time_of_day_smooth + 1.0) > maxsm &&
4194                         fabs(time_of_day - time_of_day_smooth - 1.0) > maxsm)
4195                 time_of_day_smooth = time_of_day;
4196
4197         if (time_of_day_smooth > 0.8 && time_of_day < 0.2)
4198                 time_of_day_smooth = time_of_day_smooth * (1.0 - todsm)
4199                                 + (time_of_day + 1.0) * todsm;
4200         else
4201                 time_of_day_smooth = time_of_day_smooth * (1.0 - todsm)
4202                                 + time_of_day * todsm;
4203
4204         runData.time_of_day = time_of_day;
4205         runData.time_of_day_smooth = time_of_day_smooth;
4206
4207         sky->update(time_of_day_smooth, time_brightness, direct_brightness,
4208                         sunlight_seen, camera->getCameraMode(), player->getYaw(),
4209                         player->getPitch());
4210
4211         /*
4212                 Update clouds
4213         */
4214         if (clouds) {
4215                 if (sky->getCloudsVisible()) {
4216                         clouds->setVisible(true);
4217                         clouds->step(dtime);
4218                         // camera->getPosition is not enough for 3rd person views
4219                         v3f camera_node_position = camera->getCameraNode()->getPosition();
4220                         v3s16 camera_offset      = camera->getOffset();
4221                         camera_node_position.X   = camera_node_position.X + camera_offset.X * BS;
4222                         camera_node_position.Y   = camera_node_position.Y + camera_offset.Y * BS;
4223                         camera_node_position.Z   = camera_node_position.Z + camera_offset.Z * BS;
4224                         clouds->update(camera_node_position,
4225                                         sky->getCloudColor());
4226                         if (clouds->isCameraInsideCloud() && m_cache_enable_fog &&
4227                                         !flags.force_fog_off) {
4228                                 // if inside clouds, and fog enabled, use that as sky
4229                                 // color(s)
4230                                 video::SColor clouds_dark = clouds->getColor()
4231                                                 .getInterpolated(video::SColor(255, 0, 0, 0), 0.9);
4232                                 sky->overrideColors(clouds_dark, clouds->getColor());
4233                                 sky->setBodiesVisible(false);
4234                                 runData.fog_range = std::fmin(runData.fog_range * 0.5f, 32.0f * BS);
4235                                 // do not draw clouds after all
4236                                 clouds->setVisible(false);
4237                         }
4238                 } else {
4239                         clouds->setVisible(false);
4240                 }
4241         }
4242
4243         /*
4244                 Update particles
4245         */
4246         client->getParticleManager()->step(dtime);
4247
4248         /*
4249                 Fog
4250         */
4251
4252         if (m_cache_enable_fog && !flags.force_fog_off) {
4253                 driver->setFog(
4254                                 sky->getBgColor(),
4255                                 video::EFT_FOG_LINEAR,
4256                                 runData.fog_range * m_cache_fog_start,
4257                                 runData.fog_range * 1.0,
4258                                 0.01,
4259                                 false, // pixel fog
4260                                 true // range fog
4261                 );
4262         } else {
4263                 driver->setFog(
4264                                 sky->getBgColor(),
4265                                 video::EFT_FOG_LINEAR,
4266                                 100000 * BS,
4267                                 110000 * BS,
4268                                 0.01,
4269                                 false, // pixel fog
4270                                 false // range fog
4271                 );
4272         }
4273
4274         /*
4275                 Get chat messages from client
4276         */
4277
4278         v2u32 screensize = driver->getScreenSize();
4279
4280         updateChat(*client, dtime, flags.show_debug, screensize,
4281                         flags.show_chat, runData.profiler_current_page,
4282                         *chat_backend, guitext_chat);
4283
4284         /*
4285                 Inventory
4286         */
4287
4288         if (client->getPlayerItem() != runData.new_playeritem)
4289                 client->selectPlayerItem(runData.new_playeritem);
4290
4291         // Update local inventory if it has changed
4292         if (client->getLocalInventoryUpdated()) {
4293                 //infostream<<"Updating local inventory"<<std::endl;
4294                 client->getLocalInventory(*local_inventory);
4295                 runData.update_wielded_item_trigger = true;
4296         }
4297
4298         if (runData.update_wielded_item_trigger) {
4299                 // Update wielded tool
4300                 InventoryList *mlist = local_inventory->getList("main");
4301
4302                 if (mlist && (client->getPlayerItem() < mlist->getSize())) {
4303                         ItemStack item = mlist->getItem(client->getPlayerItem());
4304                         if (item.getDefinition(itemdef_manager).name.empty()) { // override the hand
4305                                 InventoryList *hlist = local_inventory->getList("hand");
4306                                 if (hlist)
4307                                         item = hlist->getItem(0);
4308                         }
4309                         camera->wield(item);
4310                 }
4311
4312                 runData.update_wielded_item_trigger = false;
4313         }
4314
4315         /*
4316                 Update block draw list every 200ms or when camera direction has
4317                 changed much
4318         */
4319         runData.update_draw_list_timer += dtime;
4320
4321         v3f camera_direction = camera->getDirection();
4322         if (runData.update_draw_list_timer >= 0.2
4323                         || runData.update_draw_list_last_cam_dir.getDistanceFrom(camera_direction) > 0.2
4324                         || m_camera_offset_changed) {
4325                 runData.update_draw_list_timer = 0;
4326                 client->getEnv().getClientMap().updateDrawList();
4327                 runData.update_draw_list_last_cam_dir = camera_direction;
4328         }
4329
4330         updateGui(*stats, dtime, cam);
4331
4332         /*
4333            make sure menu is on top
4334            1. Delete formspec menu reference if menu was removed
4335            2. Else, make sure formspec menu is on top
4336         */
4337         if (current_formspec) {
4338                 if (current_formspec->getReferenceCount() == 1) {
4339                         current_formspec->drop();
4340                         current_formspec = NULL;
4341                 } else if (isMenuActive()) {
4342                         guiroot->bringToFront(current_formspec);
4343                 }
4344         }
4345
4346         /*
4347                 Drawing begins
4348         */
4349         const video::SColor &skycolor = sky->getSkyColor();
4350
4351         TimeTaker tt_draw("mainloop: draw");
4352         driver->beginScene(true, true, skycolor);
4353
4354         bool draw_wield_tool = (flags.show_hud &&
4355                         (player->hud_flags & HUD_FLAG_WIELDITEM_VISIBLE) &&
4356                         (camera->getCameraMode() == CAMERA_MODE_FIRST));
4357         bool draw_crosshair = (
4358                         (player->hud_flags & HUD_FLAG_CROSSHAIR_VISIBLE) &&
4359                         (camera->getCameraMode() != CAMERA_MODE_THIRD_FRONT));
4360 #ifdef HAVE_TOUCHSCREENGUI
4361         try {
4362                 draw_crosshair = !g_settings->getBool("touchtarget");
4363         } catch (SettingNotFoundException) {
4364         }
4365 #endif
4366         RenderingEngine::draw_scene(skycolor, flags.show_hud, flags.show_minimap,
4367                         draw_wield_tool, draw_crosshair);
4368
4369         /*
4370                 Profiler graph
4371         */
4372         if (flags.show_profiler_graph)
4373                 graph->draw(10, screensize.Y - 10, driver, g_fontengine->getFont());
4374
4375         /*
4376                 Damage flash
4377         */
4378         if (runData.damage_flash > 0.0) {
4379                 video::SColor color(runData.damage_flash, 180, 0, 0);
4380                 driver->draw2DRectangle(color,
4381                                         core::rect<s32>(0, 0, screensize.X, screensize.Y),
4382                                         NULL);
4383
4384                 runData.damage_flash -= 100.0 * dtime;
4385         }
4386
4387         /*
4388                 Damage camera tilt
4389         */
4390         if (player->hurt_tilt_timer > 0.0) {
4391                 player->hurt_tilt_timer -= dtime * 5;
4392
4393                 if (player->hurt_tilt_timer < 0)
4394                         player->hurt_tilt_strength = 0;
4395         }
4396
4397         /*
4398                 Update minimap pos and rotation
4399         */
4400         if (mapper && flags.show_minimap && flags.show_hud) {
4401                 mapper->setPos(floatToInt(player->getPosition(), BS));
4402                 mapper->setAngle(player->getYaw());
4403         }
4404
4405         /*
4406                 End scene
4407         */
4408         driver->endScene();
4409
4410         stats->drawtime = tt_draw.stop(true);
4411         g_profiler->graphAdd("mainloop_draw", stats->drawtime / 1000.0f);
4412 }
4413
4414
4415 inline static const char *yawToDirectionString(int yaw)
4416 {
4417         static const char *direction[4] = {"N +Z", "W -X", "S -Z", "E +X"};
4418
4419         yaw = wrapDegrees_0_360(yaw);
4420         yaw = (yaw + 45) % 360 / 90;
4421
4422         return direction[yaw];
4423 }
4424
4425
4426 void Game::updateGui(const RunStats &stats, f32 dtime, const CameraOrientation &cam)
4427 {
4428         v2u32 screensize = RenderingEngine::get_instance()->getWindowSize();
4429         LocalPlayer *player = client->getEnv().getLocalPlayer();
4430         v3f player_position = player->getPosition();
4431
4432         if (flags.show_debug) {
4433                 static float drawtime_avg = 0;
4434                 drawtime_avg = drawtime_avg * 0.95 + stats.drawtime * 0.05;
4435                 u16 fps = 1.0 / stats.dtime_jitter.avg;
4436
4437                 std::ostringstream os(std::ios_base::binary);
4438                 os << std::fixed
4439                         << PROJECT_NAME_C " " << g_version_hash
4440                         << ", FPS: " << fps
4441                         << std::setprecision(0)
4442                         << ", drawtime: " << drawtime_avg << "ms"
4443                         << std::setprecision(1)
4444                         << ", dtime jitter: "
4445                         << (stats.dtime_jitter.max_fraction * 100.0) << "%"
4446                         << std::setprecision(1)
4447                         << ", view range: "
4448                         << (draw_control->range_all ? "All" : itos(draw_control->wanted_range))
4449                         << std::setprecision(3)
4450                         << ", RTT: " << client->getRTT() << "s";
4451                 setStaticText(guitext, utf8_to_wide(os.str()).c_str());
4452                 guitext->setVisible(true);
4453         } else {
4454                 guitext->setVisible(false);
4455         }
4456
4457         if (guitext->isVisible()) {
4458                 core::rect<s32> rect(
4459                                 5,              5,
4460                                 screensize.X,   5 + g_fontengine->getTextHeight()
4461                 );
4462                 guitext->setRelativePosition(rect);
4463         }
4464
4465         if (flags.show_debug) {
4466                 std::ostringstream os(std::ios_base::binary);
4467                 os << std::setprecision(1) << std::fixed
4468                         << "pos: (" << (player_position.X / BS)
4469                         << ", " << (player_position.Y / BS)
4470                         << ", " << (player_position.Z / BS)
4471                         << "), yaw: " << (wrapDegrees_0_360(cam.camera_yaw)) << "° "
4472                         << yawToDirectionString(cam.camera_yaw)
4473                         << ", seed: " << ((u64)client->getMapSeed());
4474
4475                 if (runData.pointed_old.type == POINTEDTHING_NODE) {
4476                         ClientMap &map = client->getEnv().getClientMap();
4477                         const INodeDefManager *nodedef = client->getNodeDefManager();
4478                         MapNode n = map.getNodeNoEx(runData.pointed_old.node_undersurface);
4479
4480                         if (n.getContent() != CONTENT_IGNORE && nodedef->get(n).name != "unknown") {
4481                                 os << ", pointed: " << nodedef->get(n).name
4482                                         << ", param2: " << (u64) n.getParam2();
4483                         }
4484                 }
4485
4486                 setStaticText(guitext2, utf8_to_wide(os.str()).c_str());
4487                 guitext2->setVisible(true);
4488         } else {
4489                 guitext2->setVisible(false);
4490         }
4491
4492         if (guitext2->isVisible()) {
4493                 core::rect<s32> rect(
4494                                 5,             5 + g_fontengine->getTextHeight(),
4495                                 screensize.X,  5 + g_fontengine->getTextHeight() * 2
4496                 );
4497                 guitext2->setRelativePosition(rect);
4498         }
4499
4500         setStaticText(guitext_info, translate_string(infotext).c_str());
4501         guitext_info->setVisible(flags.show_hud && g_menumgr.menuCount() == 0);
4502
4503         float statustext_time_max = 1.5;
4504
4505         if (!m_statustext.empty()) {
4506                 runData.statustext_time += dtime;
4507
4508                 if (runData.statustext_time >= statustext_time_max) {
4509                         m_statustext = L"";
4510                         runData.statustext_time = 0;
4511                 }
4512         }
4513
4514         setStaticText(guitext_status, translate_string(m_statustext).c_str());
4515         guitext_status->setVisible(!m_statustext.empty());
4516
4517         if (!m_statustext.empty()) {
4518                 s32 status_width  = guitext_status->getTextWidth();
4519                 s32 status_height = guitext_status->getTextHeight();
4520                 s32 status_y = screensize.Y - 150;
4521                 s32 status_x = (screensize.X - status_width) / 2;
4522                 core::rect<s32> rect(
4523                                 status_x , status_y - status_height,
4524                                 status_x + status_width, status_y
4525                 );
4526                 guitext_status->setRelativePosition(rect);
4527
4528                 // Fade out
4529                 video::SColor initial_color(255, 0, 0, 0);
4530
4531                 if (guienv->getSkin())
4532                         initial_color = guienv->getSkin()->getColor(gui::EGDC_BUTTON_TEXT);
4533
4534                 video::SColor final_color = initial_color;
4535                 final_color.setAlpha(0);
4536                 video::SColor fade_color = initial_color.getInterpolated_quadratic(
4537                                 initial_color, final_color,
4538                                 pow(runData.statustext_time / statustext_time_max, 2.0f));
4539                 guitext_status->setOverrideColor(fade_color);
4540                 guitext_status->enableOverrideColor(true);
4541         }
4542 }
4543
4544
4545 /* Log times and stuff for visualization */
4546 inline void Game::updateProfilerGraphs(ProfilerGraph *graph)
4547 {
4548         Profiler::GraphValues values;
4549         g_profiler->graphGet(values);
4550         graph->put(values);
4551 }
4552
4553
4554
4555 /****************************************************************************
4556  Misc
4557  ****************************************************************************/
4558
4559 /* On some computers framerate doesn't seem to be automatically limited
4560  */
4561 inline void Game::limitFps(FpsControl *fps_timings, f32 *dtime)
4562 {
4563         // not using getRealTime is necessary for wine
4564         device->getTimer()->tick(); // Maker sure device time is up-to-date
4565         u32 time = device->getTimer()->getTime();
4566         u32 last_time = fps_timings->last_time;
4567
4568         if (time > last_time)  // Make sure time hasn't overflowed
4569                 fps_timings->busy_time = time - last_time;
4570         else
4571                 fps_timings->busy_time = 0;
4572
4573         u32 frametime_min = 1000 / (g_menumgr.pausesGame()
4574                         ? g_settings->getFloat("pause_fps_max")
4575                         : g_settings->getFloat("fps_max"));
4576
4577         if (fps_timings->busy_time < frametime_min) {
4578                 fps_timings->sleep_time = frametime_min - fps_timings->busy_time;
4579                 device->sleep(fps_timings->sleep_time);
4580         } else {
4581                 fps_timings->sleep_time = 0;
4582         }
4583
4584         /* Get the new value of the device timer. Note that device->sleep() may
4585          * not sleep for the entire requested time as sleep may be interrupted and
4586          * therefore it is arguably more accurate to get the new time from the
4587          * device rather than calculating it by adding sleep_time to time.
4588          */
4589
4590         device->getTimer()->tick(); // Update device timer
4591         time = device->getTimer()->getTime();
4592
4593         if (time > last_time)  // Make sure last_time hasn't overflowed
4594                 *dtime = (time - last_time) / 1000.0;
4595         else
4596                 *dtime = 0;
4597
4598         fps_timings->last_time = time;
4599 }
4600
4601 void Game::showOverlayMessage(const char *msg, float dtime, int percent, bool draw_clouds)
4602 {
4603         const wchar_t *wmsg = wgettext(msg);
4604         RenderingEngine::draw_load_screen(wmsg, guienv, texture_src, dtime, percent,
4605                 draw_clouds);
4606         delete[] wmsg;
4607 }
4608
4609 void Game::showStatusTextSimple(const char *msg)
4610 {
4611         const wchar_t *wmsg = wgettext(msg);
4612         m_statustext = wmsg;
4613         delete[] wmsg;
4614 }
4615
4616 void Game::settingChangedCallback(const std::string &setting_name, void *data)
4617 {
4618         ((Game *)data)->readSettings();
4619 }
4620
4621 void Game::readSettings()
4622 {
4623         m_cache_doubletap_jump               = g_settings->getBool("doubletap_jump");
4624         m_cache_enable_clouds                = g_settings->getBool("enable_clouds");
4625         m_cache_enable_joysticks             = g_settings->getBool("enable_joysticks");
4626         m_cache_enable_particles             = g_settings->getBool("enable_particles");
4627         m_cache_enable_fog                   = g_settings->getBool("enable_fog");
4628         m_cache_mouse_sensitivity            = g_settings->getFloat("mouse_sensitivity");
4629         m_cache_joystick_frustum_sensitivity = g_settings->getFloat("joystick_frustum_sensitivity");
4630         m_repeat_right_click_time            = g_settings->getFloat("repeat_rightclick_time");
4631
4632         m_cache_enable_noclip                = g_settings->getBool("noclip");
4633         m_cache_enable_free_move             = g_settings->getBool("free_move");
4634
4635         m_cache_fog_start                    = g_settings->getFloat("fog_start");
4636
4637         m_cache_cam_smoothing = 0;
4638         if (g_settings->getBool("cinematic"))
4639                 m_cache_cam_smoothing = 1 - g_settings->getFloat("cinematic_camera_smoothing");
4640         else
4641                 m_cache_cam_smoothing = 1 - g_settings->getFloat("camera_smoothing");
4642
4643         m_cache_fog_start = rangelim(m_cache_fog_start, 0.0f, 0.99f);
4644         m_cache_cam_smoothing = rangelim(m_cache_cam_smoothing, 0.01f, 1.0f);
4645         m_cache_mouse_sensitivity = rangelim(m_cache_mouse_sensitivity, 0.001, 100.0);
4646
4647         m_does_lost_focus_pause_game = g_settings->getBool("pause_on_lost_focus");
4648 }
4649
4650 /****************************************************************************/
4651 /****************************************************************************
4652  Shutdown / cleanup
4653  ****************************************************************************/
4654 /****************************************************************************/
4655
4656 void Game::extendedResourceCleanup()
4657 {
4658         // Extended resource accounting
4659         infostream << "Irrlicht resources after cleanup:" << std::endl;
4660         infostream << "\tRemaining meshes   : "
4661                    << RenderingEngine::get_mesh_cache()->getMeshCount() << std::endl;
4662         infostream << "\tRemaining textures : "
4663                    << driver->getTextureCount() << std::endl;
4664
4665         for (unsigned int i = 0; i < driver->getTextureCount(); i++) {
4666                 irr::video::ITexture *texture = driver->getTextureByIndex(i);
4667                 infostream << "\t\t" << i << ":" << texture->getName().getPath().c_str()
4668                            << std::endl;
4669         }
4670
4671         clearTextureNameCache();
4672         infostream << "\tRemaining materials: "
4673                << driver-> getMaterialRendererCount()
4674                        << " (note: irrlicht doesn't support removing renderers)" << std::endl;
4675 }
4676
4677 #define GET_KEY_NAME(KEY) gettext(getKeySetting(#KEY).name())
4678 void Game::showPauseMenu()
4679 {
4680 #ifdef __ANDROID__
4681         static const std::string control_text = strgettext("Default Controls:\n"
4682                 "No menu visible:\n"
4683                 "- single tap: button activate\n"
4684                 "- double tap: place/use\n"
4685                 "- slide finger: look around\n"
4686                 "Menu/Inventory visible:\n"
4687                 "- double tap (outside):\n"
4688                 " -->close\n"
4689                 "- touch stack, touch slot:\n"
4690                 " --> move stack\n"
4691                 "- touch&drag, tap 2nd finger\n"
4692                 " --> place single item to slot\n"
4693                 );
4694 #else
4695         static const std::string control_text_template = strgettext("Controls:\n"
4696                 "- %s: move forwards\n"
4697                 "- %s: move backwards\n"
4698                 "- %s: move left\n"
4699                 "- %s: move right\n"
4700                 "- %s: jump/climb\n"
4701                 "- %s: sneak/go down\n"
4702                 "- %s: drop item\n"
4703                 "- %s: inventory\n"
4704                 "- Mouse: turn/look\n"
4705                 "- Mouse left: dig/punch\n"
4706                 "- Mouse right: place/use\n"
4707                 "- Mouse wheel: select item\n"
4708                 "- %s: chat\n"
4709         );
4710
4711          char control_text_buf[600];
4712
4713          snprintf(control_text_buf, ARRLEN(control_text_buf), control_text_template.c_str(),
4714                         GET_KEY_NAME(keymap_forward),
4715                         GET_KEY_NAME(keymap_backward),
4716                         GET_KEY_NAME(keymap_left),
4717                         GET_KEY_NAME(keymap_right),
4718                         GET_KEY_NAME(keymap_jump),
4719                         GET_KEY_NAME(keymap_sneak),
4720                         GET_KEY_NAME(keymap_drop),
4721                         GET_KEY_NAME(keymap_inventory),
4722                         GET_KEY_NAME(keymap_chat)
4723                         );
4724
4725         std::string control_text = std::string(control_text_buf);
4726         str_formspec_escape(control_text);
4727 #endif
4728
4729         float ypos = simple_singleplayer_mode ? 0.7f : 0.1f;
4730         std::ostringstream os;
4731
4732         os << FORMSPEC_VERSION_STRING  << SIZE_TAG
4733                 << "button_exit[4," << (ypos++) << ";3,0.5;btn_continue;"
4734                 << strgettext("Continue") << "]";
4735
4736         if (!simple_singleplayer_mode) {
4737                 os << "button_exit[4," << (ypos++) << ";3,0.5;btn_change_password;"
4738                         << strgettext("Change Password") << "]";
4739         } else {
4740                 os << "field[4.95,0;5,1.5;;" << strgettext("Game paused") << ";]";
4741         }
4742
4743 #ifndef __ANDROID__
4744         os              << "button_exit[4," << (ypos++) << ";3,0.5;btn_sound;"
4745                 << strgettext("Sound Volume") << "]";
4746         os              << "button_exit[4," << (ypos++) << ";3,0.5;btn_key_config;"
4747                 << strgettext("Change Keys")  << "]";
4748 #endif
4749         os              << "button_exit[4," << (ypos++) << ";3,0.5;btn_exit_menu;"
4750                 << strgettext("Exit to Menu") << "]";
4751         os              << "button_exit[4," << (ypos++) << ";3,0.5;btn_exit_os;"
4752                 << strgettext("Exit to OS")   << "]"
4753                 << "textarea[7.5,0.25;3.9,6.25;;" << control_text << ";]"
4754                 << "textarea[0.4,0.25;3.9,6.25;;" << PROJECT_NAME_C " " VERSION_STRING "\n"
4755                 << "\n"
4756                 <<  strgettext("Game info:") << "\n";
4757         const std::string &address = client->getAddressName();
4758         static const std::string mode = strgettext("- Mode: ");
4759         if (!simple_singleplayer_mode) {
4760                 Address serverAddress = client->getServerAddress();
4761                 if (!address.empty()) {
4762                         os << mode << strgettext("Remote server") << "\n"
4763                                         << strgettext("- Address: ") << address;
4764                 } else {
4765                         os << mode << strgettext("Hosting server");
4766                 }
4767                 os << "\n" << strgettext("- Port: ") << serverAddress.getPort() << "\n";
4768         } else {
4769                 os << mode << strgettext("Singleplayer") << "\n";
4770         }
4771         if (simple_singleplayer_mode || address.empty()) {
4772                 static const std::string on = strgettext("On");
4773                 static const std::string off = strgettext("Off");
4774                 const std::string &damage = g_settings->getBool("enable_damage") ? on : off;
4775                 const std::string &creative = g_settings->getBool("creative_mode") ? on : off;
4776                 const std::string &announced = g_settings->getBool("server_announce") ? on : off;
4777                 os << strgettext("- Damage: ") << damage << "\n"
4778                                 << strgettext("- Creative Mode: ") << creative << "\n";
4779                 if (!simple_singleplayer_mode) {
4780                         const std::string &pvp = g_settings->getBool("enable_pvp") ? on : off;
4781                         os << strgettext("- PvP: ") << pvp << "\n"
4782                                         << strgettext("- Public: ") << announced << "\n";
4783                         std::string server_name = g_settings->get("server_name");
4784                         str_formspec_escape(server_name);
4785                         if (announced == on && !server_name.empty())
4786                                 os << strgettext("- Server Name: ") << server_name;
4787
4788                 }
4789         }
4790         os << ";]";
4791
4792         /* Create menu */
4793         /* Note: FormspecFormSource and LocalFormspecHandler  *
4794          * are deleted by guiFormSpecMenu                     */
4795         FormspecFormSource *fs_src = new FormspecFormSource(os.str());
4796         LocalFormspecHandler *txt_dst = new LocalFormspecHandler("MT_PAUSE_MENU");
4797
4798         create_formspec_menu(&current_formspec, client, &input->joystick, fs_src, txt_dst);
4799         current_formspec->setFocus("btn_continue");
4800         current_formspec->doPause = true;
4801 }
4802
4803 /****************************************************************************/
4804 /****************************************************************************
4805  extern function for launching the game
4806  ****************************************************************************/
4807 /****************************************************************************/
4808
4809 void the_game(bool *kill,
4810                 bool random_input,
4811                 InputHandler *input,
4812                 const std::string &map_dir,
4813                 const std::string &playername,
4814                 const std::string &password,
4815                 const std::string &address,         // If empty local server is created
4816                 u16 port,
4817
4818                 std::string &error_message,
4819                 ChatBackend &chat_backend,
4820                 bool *reconnect_requested,
4821                 const SubgameSpec &gamespec,        // Used for local game
4822                 bool simple_singleplayer_mode)
4823 {
4824         Game game;
4825
4826         /* Make a copy of the server address because if a local singleplayer server
4827          * is created then this is updated and we don't want to change the value
4828          * passed to us by the calling function
4829          */
4830         std::string server_address = address;
4831
4832         try {
4833
4834                 if (game.startup(kill, random_input, input, map_dir,
4835                                 playername, password, &server_address, port, error_message,
4836                                 reconnect_requested, &chat_backend, gamespec,
4837                                 simple_singleplayer_mode)) {
4838                         game.run();
4839                         game.shutdown();
4840                 }
4841
4842         } catch (SerializationError &e) {
4843                 error_message = std::string("A serialization error occurred:\n")
4844                                 + e.what() + "\n\nThe server is probably "
4845                                 " running a different version of " PROJECT_NAME_C ".";
4846                 errorstream << error_message << std::endl;
4847         } catch (ServerError &e) {
4848                 error_message = e.what();
4849                 errorstream << "ServerError: " << error_message << std::endl;
4850         } catch (ModError &e) {
4851                 error_message = e.what() + strgettext("\nCheck debug.txt for details.");
4852                 errorstream << "ModError: " << error_message << std::endl;
4853         }
4854 }