src/content_cao.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 "content_cao.h"
  21 #include "tile.h"
  22 #include "environment.h"
  23 #include "collision.h"
  24 #include "settings.h"
  25 #include <ICameraSceneNode.h>
  26 #include <ITextSceneNode.h>
  27 #include <IBillboardSceneNode.h>
  28 #include "serialization.h" // For decompressZlib
  29 #include "gamedef.h"
  30 #include "clientobject.h"
  31 #include "content_object.h"
  32 #include "mesh.h"
  33 #include "itemdef.h"
  34 #include "tool.h"
  35 #include "content_cso.h"
  36 #include "sound.h"
  37 #include "nodedef.h"
  38 #include "localplayer.h"
  39 #include "util/numeric.h" // For IntervalLimiter
  40 #include "util/serialize.h"
  41 #include "util/mathconstants.h"
  42 #include "map.h"
  43 #include "main.h" // g_settings
  44 #include "camera.h" // CameraModes
  45 #include <IMeshManipulator.h>
  46 #include <IAnimatedMeshSceneNode.h>
  47 #include <IBoneSceneNode.h>
  48
  49 class Settings;
  50 struct ToolCapabilities;
  51
  52 #define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
  53
  54 std::map<u16, ClientActiveObject::Factory> ClientActiveObject::m_types;
  55
  56 /*
  57         SmoothTranslator
  58 */
  59
  60 struct SmoothTranslator
  61 {
  62         v3f vect_old;
  63         v3f vect_show;
  64         v3f vect_aim;
  65         f32 anim_counter;
  66         f32 anim_time;
  67         f32 anim_time_counter;
  68         bool aim_is_end;
  69
  70         SmoothTranslator():
  71                 vect_old(0,0,0),
  72                 vect_show(0,0,0),
  73                 vect_aim(0,0,0),
  74                 anim_counter(0),
  75                 anim_time(0),
  76                 anim_time_counter(0),
  77                 aim_is_end(true)
  78         {}
  79
  80         void init(v3f vect)
  81         {
  82                 vect_old = vect;
  83                 vect_show = vect;
  84                 vect_aim = vect;
  85                 anim_counter = 0;
  86                 anim_time = 0;
  87                 anim_time_counter = 0;
  88                 aim_is_end = true;
  89         }
  90
  91         void sharpen()
  92         {
  93                 init(vect_show);
  94         }
  95
  96         void update(v3f vect_new, bool is_end_position=false, float update_interval=-1)
  97         {
  98                 aim_is_end = is_end_position;
  99                 vect_old = vect_show;
 100                 vect_aim = vect_new;
 101                 if(update_interval > 0){
 102                         anim_time = update_interval;
 103                 } else {
 104                         if(anim_time < 0.001 || anim_time > 1.0)
 105                                 anim_time = anim_time_counter;
 106                         else
 107                                 anim_time = anim_time * 0.9 + anim_time_counter * 0.1;
 108                 }
 109                 anim_time_counter = 0;
 110                 anim_counter = 0;
 111         }
 112
 113         void translate(f32 dtime)
 114         {
 115                 anim_time_counter = anim_time_counter + dtime;
 116                 anim_counter = anim_counter + dtime;
 117                 v3f vect_move = vect_aim - vect_old;
 118                 f32 moveratio = 1.0;
 119                 if(anim_time > 0.001)
 120                         moveratio = anim_time_counter / anim_time;
 121                 // Move a bit less than should, to avoid oscillation
 122                 moveratio = moveratio * 0.8;
 123                 float move_end = 1.5;
 124                 if(aim_is_end)
 125                         move_end = 1.0;
 126                 if(moveratio > move_end)
 127                         moveratio = move_end;
 128                 vect_show = vect_old + vect_move * moveratio;
 129         }
 130
 131         bool is_moving()
 132         {
 133                 return ((anim_time_counter / anim_time) < 1.4);
 134         }
 135 };
 136
 137 /*
 138         Other stuff
 139 */
 140
 141 static void setBillboardTextureMatrix(scene::IBillboardSceneNode *bill,
 142                 float txs, float tys, int col, int row)
 143 {
 144         video::SMaterial& material = bill->getMaterial(0);
 145         core::matrix4& matrix = material.getTextureMatrix(0);
 146         matrix.setTextureTranslate(txs*col, tys*row);
 147         matrix.setTextureScale(txs, tys);
 148 }
 149
 150 /*
 151         TestCAO
 152 */
 153
 154 class TestCAO : public ClientActiveObject
 155 {
 156 public:
 157         TestCAO(IGameDef *gamedef, ClientEnvironment *env);
 158         virtual ~TestCAO();
 159
 160         u8 getType() const
 161         {
 162                 return ACTIVEOBJECT_TYPE_TEST;
 163         }
 164
 165         static ClientActiveObject* create(IGameDef *gamedef, ClientEnvironment *env);
 166
 167         void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
 168                         IrrlichtDevice *irr);
 169         void removeFromScene(bool permanent);
 170         void updateLight(u8 light_at_pos);
 171         v3s16 getLightPosition();
 172         void updateNodePos();
 173
 174         void step(float dtime, ClientEnvironment *env);
 175
 176         void processMessage(const std::string &data);
 177
 178         bool getCollisionBox(aabb3f *toset) { return false; }
 179 private:
 180         scene::IMeshSceneNode *m_node;
 181         v3f m_position;
 182 };
 183
 184 // Prototype
 185 TestCAO proto_TestCAO(NULL, NULL);
 186
 187 TestCAO::TestCAO(IGameDef *gamedef, ClientEnvironment *env):
 188         ClientActiveObject(0, gamedef, env),
 189         m_node(NULL),
 190         m_position(v3f(0,10*BS,0))
 191 {
 192         ClientActiveObject::registerType(getType(), create);
 193 }
 194
 195 TestCAO::~TestCAO()
 196 {
 197 }
 198
 199 ClientActiveObject* TestCAO::create(IGameDef *gamedef, ClientEnvironment *env)
 200 {
 201         return new TestCAO(gamedef, env);
 202 }
 203
 204 void TestCAO::addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
 205                         IrrlichtDevice *irr)
 206 {
 207         if(m_node != NULL)
 208                 return;
 209
 210         //video::IVideoDriver* driver = smgr->getVideoDriver();
 211
 212         scene::SMesh *mesh = new scene::SMesh();
 213         scene::IMeshBuffer *buf = new scene::SMeshBuffer();
 214         video::SColor c(255,255,255,255);
 215         video::S3DVertex vertices[4] =
 216         {
 217                 video::S3DVertex(-BS/2,-BS/4,0, 0,0,0, c, 0,1),
 218                 video::S3DVertex(BS/2,-BS/4,0, 0,0,0, c, 1,1),
 219                 video::S3DVertex(BS/2,BS/4,0, 0,0,0, c, 1,0),
 220                 video::S3DVertex(-BS/2,BS/4,0, 0,0,0, c, 0,0),
 221         };
 222         u16 indices[] = {0,1,2,2,3,0};
 223         buf->append(vertices, 4, indices, 6);
 224         // Set material
 225         buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 226         buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
 227         buf->getMaterial().setTexture(0, tsrc->getTexture("rat.png"));
 228         buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 229         buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 230         buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 231         // Add to mesh
 232         mesh->addMeshBuffer(buf);
 233         buf->drop();
 234         m_node = smgr->addMeshSceneNode(mesh, NULL);
 235         mesh->drop();
 236         updateNodePos();
 237 }
 238
 239 void TestCAO::removeFromScene(bool permanent)
 240 {
 241         if(m_node == NULL)
 242                 return;
 243
 244         m_node->remove();
 245         m_node = NULL;
 246 }
 247
 248 void TestCAO::updateLight(u8 light_at_pos)
 249 {
 250 }
 251
 252 v3s16 TestCAO::getLightPosition()
 253 {
 254         return floatToInt(m_position, BS);
 255 }
 256
 257 void TestCAO::updateNodePos()
 258 {
 259         if(m_node == NULL)
 260                 return;
 261
 262         m_node->setPosition(m_position);
 263         //m_node->setRotation(v3f(0, 45, 0));
 264 }
 265
 266 void TestCAO::step(float dtime, ClientEnvironment *env)
 267 {
 268         if(m_node)
 269         {
 270                 v3f rot = m_node->getRotation();
 271                 //infostream<<"dtime="<<dtime<<", rot.Y="<<rot.Y<<std::endl;
 272                 rot.Y += dtime * 180;
 273                 m_node->setRotation(rot);
 274         }
 275 }
 276
 277 void TestCAO::processMessage(const std::string &data)
 278 {
 279         infostream<<"TestCAO: Got data: "<<data<<std::endl;
 280         std::istringstream is(data, std::ios::binary);
 281         u16 cmd;
 282         is>>cmd;
 283         if(cmd == 0)
 284         {
 285                 v3f newpos;
 286                 is>>newpos.X;
 287                 is>>newpos.Y;
 288                 is>>newpos.Z;
 289                 m_position = newpos;
 290                 updateNodePos();
 291         }
 292 }
 293
 294 /*
 295         ItemCAO
 296 */
 297
 298 class ItemCAO : public ClientActiveObject
 299 {
 300 public:
 301         ItemCAO(IGameDef *gamedef, ClientEnvironment *env);
 302         virtual ~ItemCAO();
 303
 304         u8 getType() const
 305         {
 306                 return ACTIVEOBJECT_TYPE_ITEM;
 307         }
 308
 309         static ClientActiveObject* create(IGameDef *gamedef, ClientEnvironment *env);
 310
 311         void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
 312                         IrrlichtDevice *irr);
 313         void removeFromScene(bool permanent);
 314         void updateLight(u8 light_at_pos);
 315         v3s16 getLightPosition();
 316         void updateNodePos();
 317         void updateInfoText();
 318         void updateTexture();
 319
 320         void step(float dtime, ClientEnvironment *env);
 321
 322         void processMessage(const std::string &data);
 323
 324         void initialize(const std::string &data);
 325
 326         core::aabbox3d<f32>* getSelectionBox()
 327                 {return &m_selection_box;}
 328         v3f getPosition()
 329                 {return m_position;}
 330
 331         std::string infoText()
 332                 {return m_infotext;}
 333
 334         bool getCollisionBox(aabb3f *toset) { return false; }
 335 private:
 336         core::aabbox3d<f32> m_selection_box;
 337         scene::IMeshSceneNode *m_node;
 338         v3f m_position;
 339         std::string m_itemstring;
 340         std::string m_infotext;
 341 };
 342
 343 #include "inventory.h"
 344
 345 // Prototype
 346 ItemCAO proto_ItemCAO(NULL, NULL);
 347
 348 ItemCAO::ItemCAO(IGameDef *gamedef, ClientEnvironment *env):
 349         ClientActiveObject(0, gamedef, env),
 350         m_selection_box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.),
 351         m_node(NULL),
 352         m_position(v3f(0,10*BS,0))
 353 {
 354         if(!gamedef && !env)
 355         {
 356                 ClientActiveObject::registerType(getType(), create);
 357         }
 358 }
 359
 360 ItemCAO::~ItemCAO()
 361 {
 362 }
 363
 364 ClientActiveObject* ItemCAO::create(IGameDef *gamedef, ClientEnvironment *env)
 365 {
 366         return new ItemCAO(gamedef, env);
 367 }
 368
 369 void ItemCAO::addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
 370                         IrrlichtDevice *irr)
 371 {
 372         if(m_node != NULL)
 373                 return;
 374
 375         //video::IVideoDriver* driver = smgr->getVideoDriver();
 376
 377         scene::SMesh *mesh = new scene::SMesh();
 378         scene::IMeshBuffer *buf = new scene::SMeshBuffer();
 379         video::SColor c(255,255,255,255);
 380         video::S3DVertex vertices[4] =
 381         {
 382                 /*video::S3DVertex(-BS/2,-BS/4,0, 0,0,0, c, 0,1),
 383                 video::S3DVertex(BS/2,-BS/4,0, 0,0,0, c, 1,1),
 384                 video::S3DVertex(BS/2,BS/4,0, 0,0,0, c, 1,0),
 385                 video::S3DVertex(-BS/2,BS/4,0, 0,0,0, c, 0,0),*/
 386                 video::S3DVertex(BS/3.,0,0, 0,0,0, c, 0,1),
 387                 video::S3DVertex(-BS/3.,0,0, 0,0,0, c, 1,1),
 388                 video::S3DVertex(-BS/3.,0+BS*2./3.,0, 0,0,0, c, 1,0),
 389                 video::S3DVertex(BS/3.,0+BS*2./3.,0, 0,0,0, c, 0,0),
 390         };
 391         u16 indices[] = {0,1,2,2,3,0};
 392         buf->append(vertices, 4, indices, 6);
 393         // Set material
 394         buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 395         buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
 396         // Initialize with a generated placeholder texture
 397         buf->getMaterial().setTexture(0, tsrc->getTexture(""));
 398         buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 399         buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 400         buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 401         // Add to mesh
 402         mesh->addMeshBuffer(buf);
 403         buf->drop();
 404         m_node = smgr->addMeshSceneNode(mesh, NULL);
 405         mesh->drop();
 406         updateNodePos();
 407
 408         /*
 409                 Update image of node
 410         */
 411
 412         updateTexture();
 413 }
 414
 415 void ItemCAO::removeFromScene(bool permanent)
 416 {
 417         if(m_node == NULL)
 418                 return;
 419
 420         m_node->remove();
 421         m_node = NULL;
 422 }
 423
 424 void ItemCAO::updateLight(u8 light_at_pos)
 425 {
 426         if(m_node == NULL)
 427                 return;
 428
 429         u8 li = decode_light(light_at_pos);
 430         video::SColor color(255,li,li,li);
 431         setMeshColor(m_node->getMesh(), color);
 432 }
 433
 434 v3s16 ItemCAO::getLightPosition()
 435 {
 436         return floatToInt(m_position + v3f(0,0.5*BS,0), BS);
 437 }
 438
 439 void ItemCAO::updateNodePos()
 440 {
 441         if(m_node == NULL)
 442                 return;
 443
 444         m_node->setPosition(m_position);
 445 }
 446
 447 void ItemCAO::updateInfoText()
 448 {
 449         try{
 450                 IItemDefManager *idef = m_gamedef->idef();
 451                 ItemStack item;
 452                 item.deSerialize(m_itemstring, idef);
 453                 if(item.isKnown(idef))
 454                         m_infotext = item.getDefinition(idef).description;
 455                 else
 456                         m_infotext = "Unknown item: '" + m_itemstring + "'";
 457                 if(item.count >= 2)
 458                         m_infotext += " (" + itos(item.count) + ")";
 459         }
 460         catch(SerializationError &e)
 461         {
 462                 m_infotext = "Unknown item: '" + m_itemstring + "'";
 463         }
 464 }
 465
 466 void ItemCAO::updateTexture()
 467 {
 468         if(m_node == NULL)
 469                 return;
 470
 471         // Create an inventory item to see what is its image
 472         std::istringstream is(m_itemstring, std::ios_base::binary);
 473         video::ITexture *texture = NULL;
 474         try{
 475                 IItemDefManager *idef = m_gamedef->idef();
 476                 ItemStack item;
 477                 item.deSerialize(is, idef);
 478                 texture = idef->getInventoryTexture(item.getDefinition(idef).name, m_gamedef);
 479         }
 480         catch(SerializationError &e)
 481         {
 482                 infostream<<"WARNING: "<<__FUNCTION_NAME
 483                                 <<": error deSerializing itemstring \""
 484                                 <<m_itemstring<<std::endl;
 485         }
 486
 487         // Set meshbuffer texture
 488         m_node->getMaterial(0).setTexture(0, texture);
 489 }
 490
 491
 492 void ItemCAO::step(float dtime, ClientEnvironment *env)
 493 {
 494         if(m_node)
 495         {
 496                 /*v3f rot = m_node->getRotation();
 497                 rot.Y += dtime * 120;
 498                 m_node->setRotation(rot);*/
 499                 LocalPlayer *player = env->getLocalPlayer();
 500                 assert(player);
 501                 v3f rot = m_node->getRotation();
 502                 rot.Y = 180.0 - (player->getYaw());
 503                 m_node->setRotation(rot);
 504         }
 505 }
 506
 507 void ItemCAO::processMessage(const std::string &data)
 508 {
 509         //infostream<<"ItemCAO: Got message"<<std::endl;
 510         std::istringstream is(data, std::ios::binary);
 511         // command
 512         u8 cmd = readU8(is);
 513         if(cmd == 0)
 514         {
 515                 // pos
 516                 m_position = readV3F1000(is);
 517                 updateNodePos();
 518         }
 519         if(cmd == 1)
 520         {
 521                 // itemstring
 522                 m_itemstring = deSerializeString(is);
 523                 updateInfoText();
 524                 updateTexture();
 525         }
 526 }
 527
 528 void ItemCAO::initialize(const std::string &data)
 529 {
 530         infostream<<"ItemCAO: Got init data"<<std::endl;
 531
 532         {
 533                 std::istringstream is(data, std::ios::binary);
 534                 // version
 535                 u8 version = readU8(is);
 536                 // check version
 537                 if(version != 0)
 538                         return;
 539                 // pos
 540                 m_position = readV3F1000(is);
 541                 // itemstring
 542                 m_itemstring = deSerializeString(is);
 543         }
 544
 545         updateNodePos();
 546         updateInfoText();
 547 }
 548
 549 /*
 550         GenericCAO
 551 */
 552
 553 #include "genericobject.h"
 554
 555 class GenericCAO : public ClientActiveObject
 556 {
 557 private:
 558         // Only set at initialization
 559         std::string m_name;
 560         bool m_is_player;
 561         bool m_is_local_player;
 562         int m_id;
 563         // Property-ish things
 564         ObjectProperties m_prop;
 565         //
 566         scene::ISceneManager *m_smgr;
 567         IrrlichtDevice *m_irr;
 568         core::aabbox3d<f32> m_selection_box;
 569         scene::IMeshSceneNode *m_meshnode;
 570         scene::IAnimatedMeshSceneNode *m_animated_meshnode;
 571         scene::IBillboardSceneNode *m_spritenode;
 572         scene::ITextSceneNode* m_textnode;
 573         v3f m_position;
 574         v3f m_velocity;
 575         v3f m_acceleration;
 576         float m_yaw;
 577         s16 m_hp;
 578         SmoothTranslator pos_translator;
 579         // Spritesheet/animation stuff
 580         v2f m_tx_size;
 581         v2s16 m_tx_basepos;
 582         bool m_initial_tx_basepos_set;
 583         bool m_tx_select_horiz_by_yawpitch;
 584         v2s32 m_animation_range;
 585         int m_animation_speed;
 586         int m_animation_blend;
 587         std::map<std::string, core::vector2d<v3f> > m_bone_position; // stores position and rotation for each bone name
 588         std::string m_attachment_bone;
 589         v3f m_attachment_position;
 590         v3f m_attachment_rotation;
 591         bool m_attached_to_local;
 592         int m_anim_frame;
 593         int m_anim_num_frames;
 594         float m_anim_framelength;
 595         float m_anim_timer;
 596         ItemGroupList m_armor_groups;
 597         float m_reset_textures_timer;
 598         bool m_visuals_expired;
 599         float m_step_distance_counter;
 600         u8 m_last_light;
 601         bool m_is_visible;
 602
 603 public:
 604         GenericCAO(IGameDef *gamedef, ClientEnvironment *env):
 605                 ClientActiveObject(0, gamedef, env),
 606                 //
 607                 m_is_player(false),
 608                 m_is_local_player(false),
 609                 m_id(0),
 610                 //
 611                 m_smgr(NULL),
 612                 m_irr(NULL),
 613                 m_selection_box(-BS/3.,-BS/3.,-BS/3., BS/3.,BS/3.,BS/3.),
 614                 m_meshnode(NULL),
 615                 m_animated_meshnode(NULL),
 616                 m_spritenode(NULL),
 617                 m_textnode(NULL),
 618                 m_position(v3f(0,10*BS,0)),
 619                 m_velocity(v3f(0,0,0)),
 620                 m_acceleration(v3f(0,0,0)),
 621                 m_yaw(0),
 622                 m_hp(1),
 623                 m_tx_size(1,1),
 624                 m_tx_basepos(0,0),
 625                 m_initial_tx_basepos_set(false),
 626                 m_tx_select_horiz_by_yawpitch(false),
 627                 m_animation_range(v2s32(0,0)),
 628                 m_animation_speed(15),
 629                 m_animation_blend(0),
 630                 m_bone_position(std::map<std::string, core::vector2d<v3f> >()),
 631                 m_attachment_bone(""),
 632                 m_attachment_position(v3f(0,0,0)),
 633                 m_attachment_rotation(v3f(0,0,0)),
 634                 m_attached_to_local(false),
 635                 m_anim_frame(0),
 636                 m_anim_num_frames(1),
 637                 m_anim_framelength(0.2),
 638                 m_anim_timer(0),
 639                 m_reset_textures_timer(-1),
 640                 m_visuals_expired(false),
 641                 m_step_distance_counter(0),
 642                 m_last_light(255),
 643                 m_is_visible(false)
 644         {
 645                 if(gamedef == NULL)
 646                         ClientActiveObject::registerType(getType(), create);
 647         }
 648
 649         bool getCollisionBox(aabb3f *toset) {
 650                 if (m_prop.physical) {
 651                         //update collision box
 652                         toset->MinEdge = m_prop.collisionbox.MinEdge * BS;
 653                         toset->MaxEdge = m_prop.collisionbox.MaxEdge * BS;
 654
 655                         toset->MinEdge += m_position;
 656                         toset->MaxEdge += m_position;
 657
 658                         return true;
 659                 }
 660
 661                 return false;
 662         }
 663
 664         bool collideWithObjects() {
 665                 return m_prop.collideWithObjects;
 666         }
 667
 668         void initialize(const std::string &data)
 669         {
 670                 infostream<<"GenericCAO: Got init data"<<std::endl;
 671                 std::istringstream is(data, std::ios::binary);
 672                 int num_messages = 0;
 673                 // version
 674                 u8 version = readU8(is);
 675                 // check version
 676                 if(version == 1) // In PROTOCOL_VERSION 14
 677                 {
 678                         m_name = deSerializeString(is);
 679                         m_is_player = readU8(is);
 680                         m_id = readS16(is);
 681                         m_position = readV3F1000(is);
 682                         m_yaw = readF1000(is);
 683                         m_hp = readS16(is);
 684                         num_messages = readU8(is);
 685                 }
 686                 else if(version == 0) // In PROTOCOL_VERSION 13
 687                 {
 688                         m_name = deSerializeString(is);
 689                         m_is_player = readU8(is);
 690                         m_position = readV3F1000(is);
 691                         m_yaw = readF1000(is);
 692                         m_hp = readS16(is);
 693                         num_messages = readU8(is);
 694                 }
 695                 else
 696                 {
 697                         errorstream<<"GenericCAO: Unsupported init data version"
 698                                         <<std::endl;
 699                         return;
 700                 }
 701
 702                 for(int i=0; i<num_messages; i++){
 703                         std::string message = deSerializeLongString(is);
 704                         processMessage(message);
 705                 }
 706
 707                 pos_translator.init(m_position);
 708                 updateNodePos();
 709
 710                 if(m_is_player){
 711                         Player *player = m_env->getPlayer(m_name.c_str());
 712                         if(player && player->isLocal()){
 713                                 m_is_local_player = true;
 714                         }
 715                         m_env->addPlayerName(m_name.c_str());
 716                 }
 717         }
 718
 719         ~GenericCAO()
 720         {
 721                 if(m_is_player){
 722                         m_env->removePlayerName(m_name.c_str());
 723                 }
 724         }
 725
 726         static ClientActiveObject* create(IGameDef *gamedef, ClientEnvironment *env)
 727         {
 728                 return new GenericCAO(gamedef, env);
 729         }
 730
 731         u8 getType() const
 732         {
 733                 return ACTIVEOBJECT_TYPE_GENERIC;
 734         }
 735         core::aabbox3d<f32>* getSelectionBox()
 736         {
 737                 if(!m_prop.is_visible || !m_is_visible || m_is_local_player || getParent() != NULL)
 738                         return NULL;
 739                 return &m_selection_box;
 740         }
 741         v3f getPosition()
 742         {
 743                 if(getParent() != NULL){
 744                         if(m_meshnode)
 745                                 return m_meshnode->getAbsolutePosition();
 746                         if(m_animated_meshnode)
 747                                 return m_animated_meshnode->getAbsolutePosition();
 748                         if(m_spritenode)
 749                                 return m_spritenode->getAbsolutePosition();
 750                         return m_position;
 751                 }
 752                 return pos_translator.vect_show;
 753         }
 754
 755         scene::IMeshSceneNode *getMeshSceneNode()
 756         {
 757                 if(m_meshnode)
 758                         return m_meshnode;
 759                 return NULL;
 760         }
 761
 762         scene::IAnimatedMeshSceneNode *getAnimatedMeshSceneNode()
 763         {
 764                 if(m_animated_meshnode)
 765                         return m_animated_meshnode;
 766                 return NULL;
 767         }
 768
 769         scene::IBillboardSceneNode *getSpriteSceneNode()
 770         {
 771                 if(m_spritenode)
 772                         return m_spritenode;
 773                 return NULL;
 774         }
 775
 776         bool isPlayer()
 777         {
 778                 return m_is_player;
 779         }
 780
 781         bool isLocalPlayer()
 782         {
 783                 return m_is_local_player;
 784         }
 785
 786         void setAttachments()
 787         {
 788                 updateAttachments();
 789         }
 790
 791         ClientActiveObject *getParent()
 792         {
 793                 ClientActiveObject *obj = NULL;
 794                 for(std::vector<core::vector2d<int> >::const_iterator cii = m_env->attachment_list.begin(); cii != m_env->attachment_list.end(); cii++)
 795                 {
 796                         if(cii->X == getId()){ // This ID is our child
 797                                 if(cii->Y > 0){ // A parent ID exists for our child
 798                                         if(cii->X != cii->Y){ // The parent and child ID are not the same
 799                                                 obj = m_env->getActiveObject(cii->Y);
 800                                         }
 801                                 }
 802                                 break;
 803                         }
 804                 }
 805                 if(obj)
 806                         return obj;
 807                 return NULL;
 808         }
 809
 810         void removeFromScene(bool permanent)
 811         {
 812                 if(permanent) // Should be true when removing the object permanently and false when refreshing (eg: updating visuals)
 813                 {
 814                         // Detach this object's children
 815                         for(std::vector<core::vector2d<int> >::iterator ii = m_env->attachment_list.begin(); ii != m_env->attachment_list.end(); ii++)
 816                         {
 817                                 if(ii->Y == getId()) // Is a child of our object
 818                                 {
 819                                         ii->Y = 0;
 820                                         ClientActiveObject *obj = m_env->getActiveObject(ii->X); // Get the object of the child
 821                                         if(obj)
 822                                                 obj->setAttachments();
 823                                 }
 824                         }
 825                         // Delete this object from the attachments list
 826                         for(std::vector<core::vector2d<int> >::iterator ii = m_env->attachment_list.begin(); ii != m_env->attachment_list.end(); ii++)
 827                         {
 828                                 if(ii->X == getId()) // Is our object
 829                                 {
 830                                         m_env->attachment_list.erase(ii);
 831                                         break;
 832                                 }
 833                         }
 834                 }
 835
 836                 if(m_meshnode){
 837                         m_meshnode->remove();
 838                         m_meshnode = NULL;
 839                 }
 840                 if(m_animated_meshnode){
 841                         m_animated_meshnode->remove();
 842                         m_animated_meshnode = NULL;
 843                 }
 844                 if(m_spritenode){
 845                         m_spritenode->remove();
 846                         m_spritenode = NULL;
 847                 }
 848         }
 849
 850         void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
 851                         IrrlichtDevice *irr)
 852         {
 853                 m_smgr = smgr;
 854                 m_irr = irr;
 855
 856                 if(m_meshnode != NULL || m_animated_meshnode != NULL || m_spritenode != NULL)
 857                         return;
 858
 859                 m_visuals_expired = false;
 860
 861                 if(!m_prop.is_visible)
 862                         return;
 863
 864                 //video::IVideoDriver* driver = smgr->getVideoDriver();
 865
 866                 if(m_prop.visual == "sprite"){
 867                         infostream<<"GenericCAO::addToScene(): single_sprite"<<std::endl;
 868                         m_spritenode = smgr->addBillboardSceneNode(
 869                                         NULL, v2f(1, 1), v3f(0,0,0), -1);
 870                         m_spritenode->setMaterialTexture(0,
 871                                         tsrc->getTexture("unknown_node.png"));
 872                         m_spritenode->setMaterialFlag(video::EMF_LIGHTING, false);
 873                         m_spritenode->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
 874                         m_spritenode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF);
 875                         m_spritenode->setMaterialFlag(video::EMF_FOG_ENABLE, true);
 876                         u8 li = m_last_light;
 877                         m_spritenode->setColor(video::SColor(255,li,li,li));
 878                         m_spritenode->setSize(m_prop.visual_size*BS);
 879                         {
 880                                 const float txs = 1.0 / 1;
 881                                 const float tys = 1.0 / 1;
 882                                 setBillboardTextureMatrix(m_spritenode,
 883                                                 txs, tys, 0, 0);
 884                         }
 885                 }
 886                 else if(m_prop.visual == "upright_sprite")
 887                 {
 888                         scene::SMesh *mesh = new scene::SMesh();
 889                         double dx = BS*m_prop.visual_size.X/2;
 890                         double dy = BS*m_prop.visual_size.Y/2;
 891                         { // Front
 892                         scene::IMeshBuffer *buf = new scene::SMeshBuffer();
 893                         u8 li = m_last_light;
 894                         video::SColor c(255,li,li,li);
 895                         video::S3DVertex vertices[4] =
 896                         {
 897                                 video::S3DVertex(-dx,-dy,0, 0,0,0, c, 0,1),
 898                                 video::S3DVertex(dx,-dy,0, 0,0,0, c, 1,1),
 899                                 video::S3DVertex(dx,dy,0, 0,0,0, c, 1,0),
 900                                 video::S3DVertex(-dx,dy,0, 0,0,0, c, 0,0),
 901                         };
 902                         u16 indices[] = {0,1,2,2,3,0};
 903                         buf->append(vertices, 4, indices, 6);
 904                         // Set material
 905                         buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 906                         buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 907                         buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 908                         buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 909                         // Add to mesh
 910                         mesh->addMeshBuffer(buf);
 911                         buf->drop();
 912                         }
 913                         { // Back
 914                         scene::IMeshBuffer *buf = new scene::SMeshBuffer();
 915                         u8 li = m_last_light;
 916                         video::SColor c(255,li,li,li);
 917                         video::S3DVertex vertices[4] =
 918                         {
 919                                 video::S3DVertex(dx,-dy,0, 0,0,0, c, 1,1),
 920                                 video::S3DVertex(-dx,-dy,0, 0,0,0, c, 0,1),
 921                                 video::S3DVertex(-dx,dy,0, 0,0,0, c, 0,0),
 922                                 video::S3DVertex(dx,dy,0, 0,0,0, c, 1,0),
 923                         };
 924                         u16 indices[] = {0,1,2,2,3,0};
 925                         buf->append(vertices, 4, indices, 6);
 926                         // Set material
 927                         buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
 928                         buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
 929                         buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
 930                         buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
 931                         // Add to mesh
 932                         mesh->addMeshBuffer(buf);
 933                         buf->drop();
 934                         }
 935                         m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
 936                         mesh->drop();
 937                         // Set it to use the materials of the meshbuffers directly.
 938                         // This is needed for changing the texture in the future
 939                         m_meshnode->setReadOnlyMaterials(true);
 940                 }
 941                 else if(m_prop.visual == "cube"){
 942                         infostream<<"GenericCAO::addToScene(): cube"<<std::endl;
 943                         scene::IMesh *mesh = createCubeMesh(v3f(BS,BS,BS));
 944                         m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
 945                         mesh->drop();
 946
 947                         m_meshnode->setScale(v3f(m_prop.visual_size.X,
 948                                         m_prop.visual_size.Y,
 949                                         m_prop.visual_size.X));
 950                         u8 li = m_last_light;
 951                         setMeshColor(m_meshnode->getMesh(), video::SColor(255,li,li,li));
 952
 953                         m_meshnode->setMaterialFlag(video::EMF_LIGHTING, false);
 954                         m_meshnode->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
 955                         m_meshnode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF);
 956                         m_meshnode->setMaterialFlag(video::EMF_FOG_ENABLE, true);
 957                 }
 958                 else if(m_prop.visual == "mesh"){
 959                         infostream<<"GenericCAO::addToScene(): mesh"<<std::endl;
 960                         scene::IAnimatedMesh *mesh = m_gamedef->getMesh(m_prop.mesh);
 961                         if(mesh)
 962                         {
 963                                 m_animated_meshnode = smgr->addAnimatedMeshSceneNode(mesh, NULL);
 964                                 mesh->drop(); // The scene node took hold of it
 965                                 m_animated_meshnode->animateJoints(); // Needed for some animations
 966                                 m_animated_meshnode->setScale(v3f(m_prop.visual_size.X,
 967                                                 m_prop.visual_size.Y,
 968                                                 m_prop.visual_size.X));
 969                                 u8 li = m_last_light;
 970                                 setMeshColor(m_animated_meshnode->getMesh(), video::SColor(255,li,li,li));
 971
 972                                 m_animated_meshnode->setMaterialFlag(video::EMF_LIGHTING, false);
 973                                 m_animated_meshnode->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
 974                                 m_animated_meshnode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF);
 975                                 m_animated_meshnode->setMaterialFlag(video::EMF_FOG_ENABLE, true);
 976                         }
 977                         else
 978                                 errorstream<<"GenericCAO::addToScene(): Could not load mesh "<<m_prop.mesh<<std::endl;
 979                 }
 980                 else if(m_prop.visual == "wielditem"){
 981                         infostream<<"GenericCAO::addToScene(): node"<<std::endl;
 982                         infostream<<"textures: "<<m_prop.textures.size()<<std::endl;
 983                         if(m_prop.textures.size() >= 1){
 984                                 infostream<<"textures[0]: "<<m_prop.textures[0]<<std::endl;
 985                                 IItemDefManager *idef = m_gamedef->idef();
 986                                 ItemStack item(m_prop.textures[0], 1, 0, "", idef);
 987                                 scene::IMesh *item_mesh = idef->getWieldMesh(item.getDefinition(idef).name, m_gamedef);
 988
 989                                 // Copy mesh to be able to set unique vertex colors
 990                                 scene::IMeshManipulator *manip =
 991                                                 irr->getVideoDriver()->getMeshManipulator();
 992                                 scene::IMesh *mesh = manip->createMeshUniquePrimitives(item_mesh);
 993
 994                                 m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
 995                                 mesh->drop();
 996
 997                                 m_meshnode->setScale(v3f(m_prop.visual_size.X/2,
 998                                                 m_prop.visual_size.Y/2,
 999                                                 m_prop.visual_size.X/2));
1000                                 u8 li = m_last_light;
1001                                 setMeshColor(m_meshnode->getMesh(), video::SColor(255,li,li,li));
1002                         }
1003                 } else {
1004                         infostream<<"GenericCAO::addToScene(): \""<<m_prop.visual
1005                                         <<"\" not supported"<<std::endl;
1006                 }
1007                 updateTextures("");
1008
1009                 scene::ISceneNode *node = NULL;
1010                 if(m_spritenode)
1011                         node = m_spritenode;
1012                 else if(m_animated_meshnode)
1013                         node = m_animated_meshnode;
1014                 else if(m_meshnode)
1015                         node = m_meshnode;
1016                 if(node && m_is_player && !m_is_local_player){
1017                         // Add a text node for showing the name
1018                         gui::IGUIEnvironment* gui = irr->getGUIEnvironment();
1019                         std::wstring wname = narrow_to_wide(m_name);
1020                         m_textnode = smgr->addTextSceneNode(gui->getBuiltInFont(),
1021                                         wname.c_str(), video::SColor(255,255,255,255), node);
1022                         m_textnode->setPosition(v3f(0, BS*1.1, 0));
1023                 }
1024
1025                 updateNodePos();
1026                 updateAnimation();
1027                 updateBonePosition();
1028                 updateAttachments();
1029         }
1030
1031         void expireVisuals()
1032         {
1033                 m_visuals_expired = true;
1034         }
1035
1036         void updateLight(u8 light_at_pos)
1037         {
1038                 u8 li = decode_light(light_at_pos);
1039                 if(li != m_last_light){
1040                         m_last_light = li;
1041                         video::SColor color(255,li,li,li);
1042                         if(m_meshnode)
1043                                 setMeshColor(m_meshnode->getMesh(), color);
1044                         if(m_animated_meshnode)
1045                                 setMeshColor(m_animated_meshnode->getMesh(), color);
1046                         if(m_spritenode)
1047                                 m_spritenode->setColor(color);
1048                 }
1049         }
1050
1051         v3s16 getLightPosition()
1052         {
1053                 return floatToInt(m_position, BS);
1054         }
1055
1056         void updateNodePos()
1057         {
1058                 if(getParent() != NULL)
1059                         return;
1060
1061                 v3s16 camera_offset = m_env->getCameraOffset();
1062                 if(m_meshnode){
1063                         m_meshnode->setPosition(pos_translator.vect_show-intToFloat(camera_offset, BS));
1064                         v3f rot = m_meshnode->getRotation();
1065                         rot.Y = -m_yaw;
1066                         m_meshnode->setRotation(rot);
1067                 }
1068                 if(m_animated_meshnode){
1069                         m_animated_meshnode->setPosition(pos_translator.vect_show-intToFloat(camera_offset, BS));
1070                         v3f rot = m_animated_meshnode->getRotation();
1071                         rot.Y = -m_yaw;
1072                         m_animated_meshnode->setRotation(rot);
1073                 }
1074                 if(m_spritenode){
1075                         m_spritenode->setPosition(pos_translator.vect_show-intToFloat(camera_offset, BS));
1076                 }
1077         }
1078
1079         void step(float dtime, ClientEnvironment *env)
1080         {
1081                 // Handel model of local player instantly to prevent lags
1082                 if(m_is_local_player) {
1083                         LocalPlayer *player = m_env->getLocalPlayer();
1084
1085                         if (player->camera_mode > CAMERA_MODE_FIRST) {
1086                                 int old_anim = player->last_animation;
1087                                 float old_anim_speed = player->last_animation_speed;
1088                                 m_is_visible = true;
1089                                 m_position = player->getPosition() + v3f(0,BS,0);
1090                                 m_velocity = v3f(0,0,0);
1091                                 m_acceleration = v3f(0,0,0);
1092                                 pos_translator.vect_show = m_position;
1093                                 m_yaw = player->getYaw();
1094                                 PlayerControl controls = player->getPlayerControl();
1095
1096                                 bool walking = false;
1097                                 if(controls.up || controls.down || controls.left || controls.right)
1098                                         walking = true;
1099
1100                                 f32 new_speed = player->local_animation_speed;
1101                                 v2s32 new_anim = v2s32(0,0);
1102                                 bool allow_update = false;
1103
1104                                 // increase speed if using fast or flying fast
1105                                 if((g_settings->getBool("fast_move") &&
1106                                         m_gamedef->checkLocalPrivilege("fast")) &&
1107                                         (controls.aux1 ||
1108                                         (!player->touching_ground &&
1109                                         g_settings->getBool("free_move") &&
1110                                         m_gamedef->checkLocalPrivilege("fly"))))
1111                                                 new_speed *= 1.5;
1112                                 // slowdown speed if sneeking
1113                                 if(controls.sneak && walking)
1114                                         new_speed /= 2;
1115
1116                                 if(walking && (controls.LMB || controls.RMB)) {
1117                                         new_anim = player->local_animations[3];
1118                                         player->last_animation = WD_ANIM;
1119                                 } else if(walking) {
1120                                         new_anim = player->local_animations[1];
1121                                         player->last_animation = WALK_ANIM;
1122                                 } else if(controls.LMB || controls.RMB) {
1123                                         new_anim = player->local_animations[2];
1124                                         player->last_animation = DIG_ANIM;
1125                                 }
1126
1127                                 // Apply animations if input detected and not attached
1128                                 // or set idle animation
1129                                 if ((new_anim.X + new_anim.Y) > 0 && !player->isAttached) {
1130                                         allow_update = true;
1131                                         m_animation_range = new_anim;
1132                                         m_animation_speed = new_speed;
1133                                         player->last_animation_speed = m_animation_speed;
1134                                 } else {
1135                                         player->last_animation = NO_ANIM;
1136                                         if (old_anim != NO_ANIM) {
1137                                                 m_animation_range = player->local_animations[0];
1138                                                 updateAnimation();
1139                                         }
1140                                 }
1141
1142                                 // Update local player animations
1143                                 if ((player->last_animation != old_anim || m_animation_speed != old_anim_speed) &&
1144                                         player->last_animation != NO_ANIM && allow_update)
1145                                                 updateAnimation();
1146
1147                         } else {
1148                                 m_is_visible = false;
1149                         }
1150         }
1151
1152                 if(m_visuals_expired && m_smgr && m_irr){
1153                         m_visuals_expired = false;
1154
1155                         // Attachments, part 1: All attached objects must be unparented first, or Irrlicht causes a segmentation fault
1156                         for(std::vector<core::vector2d<int> >::iterator ii = m_env->attachment_list.begin(); ii != m_env->attachment_list.end(); ii++)
1157                         {
1158                                 if(ii->Y == getId()) // This is a child of our parent
1159                                 {
1160                                         ClientActiveObject *obj = m_env->getActiveObject(ii->X); // Get the object of the child
1161                                         if(obj)
1162                                         {
1163                                                 scene::IMeshSceneNode *m_child_meshnode = obj->getMeshSceneNode();
1164                                                 scene::IAnimatedMeshSceneNode *m_child_animated_meshnode = obj->getAnimatedMeshSceneNode();
1165                                                 scene::IBillboardSceneNode *m_child_spritenode = obj->getSpriteSceneNode();
1166                                                 if(m_child_meshnode)
1167                                                         m_child_meshnode->setParent(m_smgr->getRootSceneNode());
1168                                                 if(m_child_animated_meshnode)
1169                                                         m_child_animated_meshnode->setParent(m_smgr->getRootSceneNode());
1170                                                 if(m_child_spritenode)
1171                                                         m_child_spritenode->setParent(m_smgr->getRootSceneNode());
1172                                         }
1173                                 }
1174                         }
1175
1176                         removeFromScene(false);
1177                         addToScene(m_smgr, m_gamedef->tsrc(), m_irr);
1178
1179                         // Attachments, part 2: Now that the parent has been refreshed, put its attachments back
1180                         for(std::vector<core::vector2d<int> >::iterator ii = m_env->attachment_list.begin(); ii != m_env->attachment_list.end(); ii++)
1181                         {
1182                                 if(ii->Y == getId()) // This is a child of our parent
1183                                 {
1184                                         ClientActiveObject *obj = m_env->getActiveObject(ii->X); // Get the object of the child
1185                                         if(obj)
1186                                                 obj->setAttachments();
1187                                 }
1188                         }
1189                 }
1190
1191                 // Make sure m_is_visible is always applied
1192                 if(m_meshnode)
1193                         m_meshnode->setVisible(m_is_visible);
1194                 if(m_animated_meshnode)
1195                         m_animated_meshnode->setVisible(m_is_visible);
1196                 if(m_spritenode)
1197                         m_spritenode->setVisible(m_is_visible);
1198                 if(m_textnode)
1199                         m_textnode->setVisible(m_is_visible);
1200
1201                 if(getParent() != NULL) // Attachments should be glued to their parent by Irrlicht
1202                 {
1203                         // Set these for later
1204                         m_position = getPosition();
1205                         m_velocity = v3f(0,0,0);
1206                         m_acceleration = v3f(0,0,0);
1207                         pos_translator.vect_show = m_position;
1208
1209                         if(m_is_local_player) // Update local player attachment position
1210                         {
1211                                 LocalPlayer *player = m_env->getLocalPlayer();
1212                                 player->overridePosition = getParent()->getPosition();
1213                                 m_env->getLocalPlayer()->parent = getParent();
1214                         }
1215                 }
1216                 else
1217                 {
1218                         v3f lastpos = pos_translator.vect_show;
1219
1220                         if(m_prop.physical){
1221                                 core::aabbox3d<f32> box = m_prop.collisionbox;
1222                                 box.MinEdge *= BS;
1223                                 box.MaxEdge *= BS;
1224                                 collisionMoveResult moveresult;
1225                                 f32 pos_max_d = BS*0.125; // Distance per iteration
1226                                 v3f p_pos = m_position;
1227                                 v3f p_velocity = m_velocity;
1228                                 v3f p_acceleration = m_acceleration;
1229                                 moveresult = collisionMoveSimple(env,env->getGameDef(),
1230                                                 pos_max_d, box, m_prop.stepheight, dtime,
1231                                                 p_pos, p_velocity, p_acceleration,
1232                                                 this, m_prop.collideWithObjects);
1233                                 // Apply results
1234                                 m_position = p_pos;
1235                                 m_velocity = p_velocity;
1236                                 m_acceleration = p_acceleration;
1237
1238                                 bool is_end_position = moveresult.collides;
1239                                 pos_translator.update(m_position, is_end_position, dtime);
1240                                 pos_translator.translate(dtime);
1241                                 updateNodePos();
1242                         } else {
1243                                 m_position += dtime * m_velocity + 0.5 * dtime * dtime * m_acceleration;
1244                                 m_velocity += dtime * m_acceleration;
1245                                 pos_translator.update(m_position, pos_translator.aim_is_end, pos_translator.anim_time);
1246                                 pos_translator.translate(dtime);
1247                                 updateNodePos();
1248                         }
1249
1250                         float moved = lastpos.getDistanceFrom(pos_translator.vect_show);
1251                         m_step_distance_counter += moved;
1252                         if(m_step_distance_counter > 1.5*BS){
1253                                 m_step_distance_counter = 0;
1254                                 if(!m_is_local_player && m_prop.makes_footstep_sound){
1255                                         INodeDefManager *ndef = m_gamedef->ndef();
1256                                         v3s16 p = floatToInt(getPosition() + v3f(0,
1257                                                         (m_prop.collisionbox.MinEdge.Y-0.5)*BS, 0), BS);
1258                                         MapNode n = m_env->getMap().getNodeNoEx(p);
1259                                         SimpleSoundSpec spec = ndef->get(n).sound_footstep;
1260                                         m_gamedef->sound()->playSoundAt(spec, false, getPosition());
1261                                 }
1262                         }
1263                 }
1264
1265                 m_anim_timer += dtime;
1266                 if(m_anim_timer >= m_anim_framelength){
1267                         m_anim_timer -= m_anim_framelength;
1268                         m_anim_frame++;
1269                         if(m_anim_frame >= m_anim_num_frames)
1270                                 m_anim_frame = 0;
1271                 }
1272
1273                 updateTexturePos();
1274
1275                 if(m_reset_textures_timer >= 0){
1276                         m_reset_textures_timer -= dtime;
1277                         if(m_reset_textures_timer <= 0){
1278                                 m_reset_textures_timer = -1;
1279                                 updateTextures("");
1280                         }
1281                 }
1282                 if(getParent() == NULL && fabs(m_prop.automatic_rotate) > 0.001){
1283                         m_yaw += dtime * m_prop.automatic_rotate * 180 / M_PI;
1284                         updateNodePos();
1285                 }
1286
1287                 if (getParent() == NULL && m_prop.automatic_face_movement_dir &&
1288                                 (fabs(m_velocity.Z) > 0.001 || fabs(m_velocity.X) > 0.001)){
1289                         m_yaw = atan2(m_velocity.Z,m_velocity.X) * 180 / M_PI + m_prop.automatic_face_movement_dir_offset;
1290                         updateNodePos();
1291                 }
1292         }
1293
1294         void updateTexturePos()
1295         {
1296                 if(m_spritenode){
1297                         scene::ICameraSceneNode* camera =
1298                                         m_spritenode->getSceneManager()->getActiveCamera();
1299                         if(!camera)
1300                                 return;
1301                         v3f cam_to_entity = m_spritenode->getAbsolutePosition()
1302                                         - camera->getAbsolutePosition();
1303                         cam_to_entity.normalize();
1304
1305                         int row = m_tx_basepos.Y;
1306                         int col = m_tx_basepos.X;
1307
1308                         if(m_tx_select_horiz_by_yawpitch)
1309                         {
1310                                 if(cam_to_entity.Y > 0.75)
1311                                         col += 5;
1312                                 else if(cam_to_entity.Y < -0.75)
1313                                         col += 4;
1314                                 else{
1315                                         float mob_dir = atan2(cam_to_entity.Z, cam_to_entity.X) / M_PI * 180.;
1316                                         float dir = mob_dir - m_yaw;
1317                                         dir = wrapDegrees_180(dir);
1318                                         //infostream<<"id="<<m_id<<" dir="<<dir<<std::endl;
1319                                         if(fabs(wrapDegrees_180(dir - 0)) <= 45.1)
1320                                                 col += 2;
1321                                         else if(fabs(wrapDegrees_180(dir - 90)) <= 45.1)
1322                                                 col += 3;
1323                                         else if(fabs(wrapDegrees_180(dir - 180)) <= 45.1)
1324                                                 col += 0;
1325                                         else if(fabs(wrapDegrees_180(dir + 90)) <= 45.1)
1326                                                 col += 1;
1327                                         else
1328                                                 col += 4;
1329                                 }
1330                         }
1331
1332                         // Animation goes downwards
1333                         row += m_anim_frame;
1334
1335                         float txs = m_tx_size.X;
1336                         float tys = m_tx_size.Y;
1337                         setBillboardTextureMatrix(m_spritenode,
1338                                         txs, tys, col, row);
1339                 }
1340         }
1341
1342         void updateTextures(const std::string &mod)
1343         {
1344                 ITextureSource *tsrc = m_gamedef->tsrc();
1345
1346                 bool use_trilinear_filter = g_settings->getBool("trilinear_filter");
1347                 bool use_bilinear_filter = g_settings->getBool("bilinear_filter");
1348                 bool use_anisotropic_filter = g_settings->getBool("anisotropic_filter");
1349
1350                 if(m_spritenode)
1351                 {
1352                         if(m_prop.visual == "sprite")
1353                         {
1354                                 std::string texturestring = "unknown_node.png";
1355                                 if(m_prop.textures.size() >= 1)
1356                                         texturestring = m_prop.textures[0];
1357                                 texturestring += mod;
1358                                 m_spritenode->setMaterialTexture(0,
1359                                                 tsrc->getTexture(texturestring));
1360
1361                                 // This allows setting per-material colors. However, until a real lighting
1362                                 // system is added, the code below will have no effect. Once MineTest
1363                                 // has directional lighting, it should work automatically.
1364                                 if(m_prop.colors.size() >= 1)
1365                                 {
1366                                         m_spritenode->getMaterial(0).AmbientColor = m_prop.colors[0];
1367                                         m_spritenode->getMaterial(0).DiffuseColor = m_prop.colors[0];
1368                                         m_spritenode->getMaterial(0).SpecularColor = m_prop.colors[0];
1369                                 }
1370
1371                                 m_spritenode->getMaterial(0).setFlag(video::EMF_TRILINEAR_FILTER, use_trilinear_filter);
1372                                 m_spritenode->getMaterial(0).setFlag(video::EMF_BILINEAR_FILTER, use_bilinear_filter);
1373                                 m_spritenode->getMaterial(0).setFlag(video::EMF_ANISOTROPIC_FILTER, use_anisotropic_filter);
1374                         }
1375                 }
1376                 if(m_animated_meshnode)
1377                 {
1378                         if(m_prop.visual == "mesh")
1379                         {
1380                                 for (u32 i = 0; i < m_prop.textures.size() && i < m_animated_meshnode->getMaterialCount(); ++i)
1381                                 {
1382                                         std::string texturestring = m_prop.textures[i];
1383                                         if(texturestring == "")
1384                                                 continue; // Empty texture string means don't modify that material
1385                                         texturestring += mod;
1386                                         video::ITexture* texture = tsrc->getTexture(texturestring);
1387                                         if(!texture)
1388                                         {
1389                                                 errorstream<<"GenericCAO::updateTextures(): Could not load texture "<<texturestring<<std::endl;
1390                                                 continue;
1391                                         }
1392
1393                                         // Set material flags and texture
1394                                         video::SMaterial& material = m_animated_meshnode->getMaterial(i);
1395                                         material.TextureLayer[0].Texture = texture;
1396                                         material.setFlag(video::EMF_LIGHTING, false);
1397                                         material.setFlag(video::EMF_BILINEAR_FILTER, false);
1398
1399                                         m_animated_meshnode->getMaterial(i).setFlag(video::EMF_TRILINEAR_FILTER, use_trilinear_filter);
1400                                         m_animated_meshnode->getMaterial(i).setFlag(video::EMF_BILINEAR_FILTER, use_bilinear_filter);
1401                                         m_animated_meshnode->getMaterial(i).setFlag(video::EMF_ANISOTROPIC_FILTER, use_anisotropic_filter);
1402                                 }
1403                                 for (u32 i = 0; i < m_prop.colors.size() && i < m_animated_meshnode->getMaterialCount(); ++i)
1404                                 {
1405                                         // This allows setting per-material colors. However, until a real lighting
1406                                         // system is added, the code below will have no effect. Once MineTest
1407                                         // has directional lighting, it should work automatically.
1408                                         m_animated_meshnode->getMaterial(i).AmbientColor = m_prop.colors[i];
1409                                         m_animated_meshnode->getMaterial(i).DiffuseColor = m_prop.colors[i];
1410                                         m_animated_meshnode->getMaterial(i).SpecularColor = m_prop.colors[i];
1411                                 }
1412                         }
1413                 }
1414                 if(m_meshnode)
1415                 {
1416                         if(m_prop.visual == "cube")
1417                         {
1418                                 for (u32 i = 0; i < 6; ++i)
1419                                 {
1420                                         std::string texturestring = "unknown_node.png";
1421                                         if(m_prop.textures.size() > i)
1422                                                 texturestring = m_prop.textures[i];
1423                                         texturestring += mod;
1424
1425
1426                                         // Set material flags and texture
1427                                         video::SMaterial& material = m_meshnode->getMaterial(i);
1428                                         material.setFlag(video::EMF_LIGHTING, false);
1429                                         material.setFlag(video::EMF_BILINEAR_FILTER, false);
1430                                         material.setTexture(0,
1431                                                         tsrc->getTexture(texturestring));
1432                                         material.getTextureMatrix(0).makeIdentity();
1433
1434                                         // This allows setting per-material colors. However, until a real lighting
1435                                         // system is added, the code below will have no effect. Once MineTest
1436                                         // has directional lighting, it should work automatically.
1437                                         if(m_prop.colors.size() > i)
1438                                         {
1439                                                 m_meshnode->getMaterial(i).AmbientColor = m_prop.colors[i];
1440                                                 m_meshnode->getMaterial(i).DiffuseColor = m_prop.colors[i];
1441                                                 m_meshnode->getMaterial(i).SpecularColor = m_prop.colors[i];
1442                                         }
1443
1444                                         m_meshnode->getMaterial(i).setFlag(video::EMF_TRILINEAR_FILTER, use_trilinear_filter);
1445                                         m_meshnode->getMaterial(i).setFlag(video::EMF_BILINEAR_FILTER, use_bilinear_filter);
1446                                         m_meshnode->getMaterial(i).setFlag(video::EMF_ANISOTROPIC_FILTER, use_anisotropic_filter);
1447                                 }
1448                         }
1449                         else if(m_prop.visual == "upright_sprite")
1450                         {
1451                                 scene::IMesh *mesh = m_meshnode->getMesh();
1452                                 {
1453                                         std::string tname = "unknown_object.png";
1454                                         if(m_prop.textures.size() >= 1)
1455                                                 tname = m_prop.textures[0];
1456                                         tname += mod;
1457                                         scene::IMeshBuffer *buf = mesh->getMeshBuffer(0);
1458                                         buf->getMaterial().setTexture(0,
1459                                                         tsrc->getTexture(tname));
1460
1461                                         // This allows setting per-material colors. However, until a real lighting
1462                                         // system is added, the code below will have no effect. Once MineTest
1463                                         // has directional lighting, it should work automatically.
1464                                         if(m_prop.colors.size() >= 1)
1465                                         {
1466                                                 buf->getMaterial().AmbientColor = m_prop.colors[0];
1467                                                 buf->getMaterial().DiffuseColor = m_prop.colors[0];
1468                                                 buf->getMaterial().SpecularColor = m_prop.colors[0];
1469                                         }
1470
1471                                         buf->getMaterial().setFlag(video::EMF_TRILINEAR_FILTER, use_trilinear_filter);
1472                                         buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, use_bilinear_filter);
1473                                         buf->getMaterial().setFlag(video::EMF_ANISOTROPIC_FILTER, use_anisotropic_filter);
1474                                 }
1475                                 {
1476                                         std::string tname = "unknown_object.png";
1477                                         if(m_prop.textures.size() >= 2)
1478                                                 tname = m_prop.textures[1];
1479                                         else if(m_prop.textures.size() >= 1)
1480                                                 tname = m_prop.textures[0];
1481                                         tname += mod;
1482                                         scene::IMeshBuffer *buf = mesh->getMeshBuffer(1);
1483                                         buf->getMaterial().setTexture(0,
1484                                                         tsrc->getTexture(tname));
1485
1486                                         // This allows setting per-material colors. However, until a real lighting
1487                                         // system is added, the code below will have no effect. Once MineTest
1488                                         // has directional lighting, it should work automatically.
1489                                         if(m_prop.colors.size() >= 2)
1490                                         {
1491                                                 buf->getMaterial().AmbientColor = m_prop.colors[1];
1492                                                 buf->getMaterial().DiffuseColor = m_prop.colors[1];
1493                                                 buf->getMaterial().SpecularColor = m_prop.colors[1];
1494                                         }
1495                                         else if(m_prop.colors.size() >= 1)
1496                                         {
1497                                                 buf->getMaterial().AmbientColor = m_prop.colors[0];
1498                                                 buf->getMaterial().DiffuseColor = m_prop.colors[0];
1499                                                 buf->getMaterial().SpecularColor = m_prop.colors[0];
1500                                         }
1501
1502                                         buf->getMaterial().setFlag(video::EMF_TRILINEAR_FILTER, use_trilinear_filter);
1503                                         buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, use_bilinear_filter);
1504                                         buf->getMaterial().setFlag(video::EMF_ANISOTROPIC_FILTER, use_anisotropic_filter);
1505                                 }
1506                         }
1507                 }
1508         }
1509
1510         void updateAnimation()
1511         {
1512                 if(m_animated_meshnode == NULL)
1513                         return;
1514                 m_animated_meshnode->setFrameLoop(m_animation_range.X, m_animation_range.Y);
1515                 m_animated_meshnode->setAnimationSpeed(m_animation_speed);
1516                 m_animated_meshnode->setTransitionTime(m_animation_blend);
1517         }
1518
1519         void updateBonePosition()
1520         {
1521                 if(!m_bone_position.size() || m_animated_meshnode == NULL)
1522                         return;
1523
1524                 m_animated_meshnode->setJointMode(irr::scene::EJUOR_CONTROL); // To write positions to the mesh on render
1525                 for(std::map<std::string, core::vector2d<v3f> >::const_iterator ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii){
1526                         std::string bone_name = (*ii).first;
1527                         v3f bone_pos = (*ii).second.X;
1528                         v3f bone_rot = (*ii).second.Y;
1529                         irr::scene::IBoneSceneNode* bone = m_animated_meshnode->getJointNode(bone_name.c_str());
1530                         if(bone)
1531                         {
1532                                 bone->setPosition(bone_pos);
1533                                 bone->setRotation(bone_rot);
1534                         }
1535                 }
1536         }
1537
1538         void updateAttachments()
1539         {
1540                 m_attached_to_local = getParent() != NULL && getParent()->isLocalPlayer();
1541                 m_is_visible = !m_attached_to_local; // Objects attached to the local player should always be hidden
1542
1543                 if(getParent() == NULL || m_attached_to_local) // Detach or don't attach
1544                 {
1545                         if(m_meshnode)
1546                         {
1547                                 v3f old_position = m_meshnode->getAbsolutePosition();
1548                                 v3f old_rotation = m_meshnode->getRotation();
1549                                 m_meshnode->setParent(m_smgr->getRootSceneNode());
1550                                 m_meshnode->setPosition(old_position);
1551                                 m_meshnode->setRotation(old_rotation);
1552                                 m_meshnode->updateAbsolutePosition();
1553                         }
1554                         if(m_animated_meshnode)
1555                         {
1556                                 v3f old_position = m_animated_meshnode->getAbsolutePosition();
1557                                 v3f old_rotation = m_animated_meshnode->getRotation();
1558                                 m_animated_meshnode->setParent(m_smgr->getRootSceneNode());
1559                                 m_animated_meshnode->setPosition(old_position);
1560                                 m_animated_meshnode->setRotation(old_rotation);
1561                                 m_animated_meshnode->updateAbsolutePosition();
1562                         }
1563                         if(m_spritenode)
1564                         {
1565                                 v3f old_position = m_spritenode->getAbsolutePosition();
1566                                 v3f old_rotation = m_spritenode->getRotation();
1567                                 m_spritenode->setParent(m_smgr->getRootSceneNode());
1568                                 m_spritenode->setPosition(old_position);
1569                                 m_spritenode->setRotation(old_rotation);
1570                                 m_spritenode->updateAbsolutePosition();
1571                         }
1572                         if(m_is_local_player)
1573                         {
1574                                 LocalPlayer *player = m_env->getLocalPlayer();
1575                                 player->isAttached = false;
1576                         }
1577                 }
1578                 else // Attach
1579                 {
1580                         scene::IMeshSceneNode *parent_mesh = NULL;
1581                         if(getParent()->getMeshSceneNode())
1582                                 parent_mesh = getParent()->getMeshSceneNode();
1583                         scene::IAnimatedMeshSceneNode *parent_animated_mesh = NULL;
1584                         if(getParent()->getAnimatedMeshSceneNode())
1585                                 parent_animated_mesh = getParent()->getAnimatedMeshSceneNode();
1586                         scene::IBillboardSceneNode *parent_sprite = NULL;
1587                         if(getParent()->getSpriteSceneNode())
1588                                 parent_sprite = getParent()->getSpriteSceneNode();
1589
1590                         scene::IBoneSceneNode *parent_bone = NULL;
1591                         if(parent_animated_mesh && m_attachment_bone != "")
1592                                 parent_bone = parent_animated_mesh->getJointNode(m_attachment_bone.c_str());
1593
1594                         // The spaghetti code below makes sure attaching works if either the parent or child is a spritenode, meshnode, or animatedmeshnode
1595                         // TODO: Perhaps use polymorphism here to save code duplication
1596                         if(m_meshnode){
1597                                 if(parent_bone){
1598                                         m_meshnode->setParent(parent_bone);
1599                                         m_meshnode->setPosition(m_attachment_position);
1600                                         m_meshnode->setRotation(m_attachment_rotation);
1601                                         m_meshnode->updateAbsolutePosition();
1602                                 }
1603                                 else
1604                                 {
1605                                         if(parent_mesh){
1606                                                 m_meshnode->setParent(parent_mesh);
1607                                                 m_meshnode->setPosition(m_attachment_position);
1608                                                 m_meshnode->setRotation(m_attachment_rotation);
1609                                                 m_meshnode->updateAbsolutePosition();
1610                                         }
1611                                         else if(parent_animated_mesh){
1612                                                 m_meshnode->setParent(parent_animated_mesh);
1613                                                 m_meshnode->setPosition(m_attachment_position);
1614                                                 m_meshnode->setRotation(m_attachment_rotation);
1615                                                 m_meshnode->updateAbsolutePosition();
1616                                         }
1617                                         else if(parent_sprite){
1618                                                 m_meshnode->setParent(parent_sprite);
1619                                                 m_meshnode->setPosition(m_attachment_position);
1620                                                 m_meshnode->setRotation(m_attachment_rotation);
1621                                                 m_meshnode->updateAbsolutePosition();
1622                                         }
1623                                 }
1624                         }
1625                         if(m_animated_meshnode){
1626                                 if(parent_bone){
1627                                         m_animated_meshnode->setParent(parent_bone);
1628                                         m_animated_meshnode->setPosition(m_attachment_position);
1629                                         m_animated_meshnode->setRotation(m_attachment_rotation);
1630                                         m_animated_meshnode->updateAbsolutePosition();
1631                                 }
1632                                 else
1633                                 {
1634                                         if(parent_mesh){
1635                                                 m_animated_meshnode->setParent(parent_mesh);
1636                                                 m_animated_meshnode->setPosition(m_attachment_position);
1637                                                 m_animated_meshnode->setRotation(m_attachment_rotation);
1638                                                 m_animated_meshnode->updateAbsolutePosition();
1639                                         }
1640                                         else if(parent_animated_mesh){
1641                                                 m_animated_meshnode->setParent(parent_animated_mesh);
1642                                                 m_animated_meshnode->setPosition(m_attachment_position);
1643                                                 m_animated_meshnode->setRotation(m_attachment_rotation);
1644                                                 m_animated_meshnode->updateAbsolutePosition();
1645                                         }
1646                                         else if(parent_sprite){
1647                                                 m_animated_meshnode->setParent(parent_sprite);
1648                                                 m_animated_meshnode->setPosition(m_attachment_position);
1649                                                 m_animated_meshnode->setRotation(m_attachment_rotation);
1650                                                 m_animated_meshnode->updateAbsolutePosition();
1651                                         }
1652                                 }
1653                         }
1654                         if(m_spritenode){
1655                                 if(parent_bone){
1656                                         m_spritenode->setParent(parent_bone);
1657                                         m_spritenode->setPosition(m_attachment_position);
1658                                         m_spritenode->setRotation(m_attachment_rotation);
1659                                         m_spritenode->updateAbsolutePosition();
1660                                 }
1661                                 else
1662                                 {
1663                                         if(parent_mesh){
1664                                                 m_spritenode->setParent(parent_mesh);
1665                                                 m_spritenode->setPosition(m_attachment_position);
1666                                                 m_spritenode->setRotation(m_attachment_rotation);
1667                                                 m_spritenode->updateAbsolutePosition();
1668                                         }
1669                                         else if(parent_animated_mesh){
1670                                                 m_spritenode->setParent(parent_animated_mesh);
1671                                                 m_spritenode->setPosition(m_attachment_position);
1672                                                 m_spritenode->setRotation(m_attachment_rotation);
1673                                                 m_spritenode->updateAbsolutePosition();
1674                                         }
1675                                         else if(parent_sprite){
1676                                                 m_spritenode->setParent(parent_sprite);
1677                                                 m_spritenode->setPosition(m_attachment_position);
1678                                                 m_spritenode->setRotation(m_attachment_rotation);
1679                                                 m_spritenode->updateAbsolutePosition();
1680                                         }
1681                                 }
1682                         }
1683                         if(m_is_local_player)
1684                         {
1685                                 LocalPlayer *player = m_env->getLocalPlayer();
1686                                 player->isAttached = true;
1687                         }
1688                 }
1689         }
1690
1691         void processMessage(const std::string &data)
1692         {
1693                 //infostream<<"GenericCAO: Got message"<<std::endl;
1694                 std::istringstream is(data, std::ios::binary);
1695                 // command
1696                 u8 cmd = readU8(is);
1697                 if(cmd == GENERIC_CMD_SET_PROPERTIES)
1698                 {
1699                         m_prop = gob_read_set_properties(is);
1700
1701                         m_selection_box = m_prop.collisionbox;
1702                         m_selection_box.MinEdge *= BS;
1703                         m_selection_box.MaxEdge *= BS;
1704
1705                         m_tx_size.X = 1.0 / m_prop.spritediv.X;
1706                         m_tx_size.Y = 1.0 / m_prop.spritediv.Y;
1707
1708                         if(!m_initial_tx_basepos_set){
1709                                 m_initial_tx_basepos_set = true;
1710                                 m_tx_basepos = m_prop.initial_sprite_basepos;
1711                         }
1712
1713                         expireVisuals();
1714                 }
1715                 else if(cmd == GENERIC_CMD_UPDATE_POSITION)
1716                 {
1717                         // Not sent by the server if this object is an attachment.
1718                         // We might however get here if the server notices the object being detached before the client.
1719                         m_position = readV3F1000(is);
1720                         m_velocity = readV3F1000(is);
1721                         m_acceleration = readV3F1000(is);
1722                         if(fabs(m_prop.automatic_rotate) < 0.001)
1723                                 m_yaw = readF1000(is);
1724                         else
1725                                 readF1000(is);
1726                         bool do_interpolate = readU8(is);
1727                         bool is_end_position = readU8(is);
1728                         float update_interval = readF1000(is);
1729
1730                         // Place us a bit higher if we're physical, to not sink into
1731                         // the ground due to sucky collision detection...
1732                         if(m_prop.physical)
1733                                 m_position += v3f(0,0.002,0);
1734
1735                         if(getParent() != NULL) // Just in case
1736                                 return;
1737
1738                         if(do_interpolate){
1739                                 if(!m_prop.physical)
1740                                         pos_translator.update(m_position, is_end_position, update_interval);
1741                         } else {
1742                                 pos_translator.init(m_position);
1743                         }
1744                         updateNodePos();
1745                 }
1746                 else if(cmd == GENERIC_CMD_SET_TEXTURE_MOD)
1747                 {
1748                         std::string mod = deSerializeString(is);
1749                         updateTextures(mod);
1750                 }
1751                 else if(cmd == GENERIC_CMD_SET_SPRITE)
1752                 {
1753                         v2s16 p = readV2S16(is);
1754                         int num_frames = readU16(is);
1755                         float framelength = readF1000(is);
1756                         bool select_horiz_by_yawpitch = readU8(is);
1757
1758                         m_tx_basepos = p;
1759                         m_anim_num_frames = num_frames;
1760                         m_anim_framelength = framelength;
1761                         m_tx_select_horiz_by_yawpitch = select_horiz_by_yawpitch;
1762
1763                         updateTexturePos();
1764                 }
1765                 else if(cmd == GENERIC_CMD_SET_PHYSICS_OVERRIDE)
1766                 {
1767                         float override_speed = readF1000(is);
1768                         float override_jump = readF1000(is);
1769                         float override_gravity = readF1000(is);
1770                         // these are sent inverted so we get true when the server sends nothing
1771                         bool sneak = !readU8(is);
1772                         bool sneak_glitch = !readU8(is);
1773
1774
1775                         if(m_is_local_player)
1776                         {
1777                                 LocalPlayer *player = m_env->getLocalPlayer();
1778                                 player->physics_override_speed = override_speed;
1779                                 player->physics_override_jump = override_jump;
1780                                 player->physics_override_gravity = override_gravity;
1781                                 player->physics_override_sneak = sneak;
1782                                 player->physics_override_sneak_glitch = sneak_glitch;
1783                         }
1784                 }
1785                 else if(cmd == GENERIC_CMD_SET_ANIMATION)
1786                 {
1787                         // TODO: change frames send as v2s32 value
1788                         v2f range = readV2F1000(is);
1789                         if (!m_is_local_player) {
1790                                 m_animation_range = v2s32((s32)range.X, (s32)range.Y);
1791                                 m_animation_speed = readF1000(is);
1792                                 m_animation_blend = readF1000(is);
1793                                 updateAnimation();
1794                         } else {
1795                                 LocalPlayer *player = m_env->getLocalPlayer();
1796                                 if(player->last_animation == NO_ANIM) {
1797                                         m_animation_range = v2s32((s32)range.X, (s32)range.Y);
1798                                         m_animation_speed = readF1000(is);
1799                                         m_animation_blend = readF1000(is);
1800                                 }
1801                                 // update animation only if local animations present
1802                                 // and received animation is unknown (except idle animation)
1803                                 bool is_known = false;
1804                                 for (int i = 1;i<4;i++) {
1805                                         if(m_animation_range.Y == player->local_animations[i].Y)
1806                                                 is_known = true;
1807                                 }
1808                                 if(!is_known ||
1809                                         (player->local_animations[1].Y + player->local_animations[2].Y < 1)) {
1810                                                 updateAnimation();
1811                                 }
1812                         }
1813                 }
1814                 else if(cmd == GENERIC_CMD_SET_BONE_POSITION)
1815                 {
1816                         std::string bone = deSerializeString(is);
1817                         v3f position = readV3F1000(is);
1818                         v3f rotation = readV3F1000(is);
1819                         m_bone_position[bone] = core::vector2d<v3f>(position, rotation);
1820
1821                         updateBonePosition();
1822                 }
1823                 else if(cmd == GENERIC_CMD_SET_ATTACHMENT)
1824                 {
1825                         // If an entry already exists for this object, delete it first to avoid duplicates
1826                         for(std::vector<core::vector2d<int> >::iterator ii = m_env->attachment_list.begin(); ii != m_env->attachment_list.end(); ii++)
1827                         {
1828                                 if(ii->X == getId()) // This is the ID of our object
1829                                 {
1830                                         m_env->attachment_list.erase(ii);
1831                                         break;
1832                                 }
1833                         }
1834                         m_env->attachment_list.push_back(core::vector2d<int>(getId(), readS16(is)));
1835                         m_attachment_bone = deSerializeString(is);
1836                         m_attachment_position = readV3F1000(is);
1837                         m_attachment_rotation = readV3F1000(is);
1838
1839                         updateAttachments();
1840                 }
1841                 else if(cmd == GENERIC_CMD_PUNCHED)
1842                 {
1843                         /*s16 damage =*/ readS16(is);
1844                         s16 result_hp = readS16(is);
1845
1846                         // Use this instead of the send damage to not interfere with prediction
1847                         s16 damage = m_hp - result_hp;
1848
1849                         m_hp = result_hp;
1850
1851                         if (damage > 0) {
1852                                 if (m_hp <= 0) {
1853                                         // TODO: Execute defined fast response
1854                                         // As there is no definition, make a smoke puff
1855                                         ClientSimpleObject *simple = createSmokePuff(
1856                                                         m_smgr, m_env, m_position,
1857                                                         m_prop.visual_size * BS);
1858                                         m_env->addSimpleObject(simple);
1859                                 } else {
1860                                         // TODO: Execute defined fast response
1861                                         // Flashing shall suffice as there is no definition
1862                                         m_reset_textures_timer = 0.05;
1863                                         if(damage >= 2)
1864                                                 m_reset_textures_timer += 0.05 * damage;
1865                                         updateTextures("^[brighten");
1866                                 }
1867                         }
1868                 }
1869                 else if(cmd == GENERIC_CMD_UPDATE_ARMOR_GROUPS)
1870                 {
1871                         m_armor_groups.clear();
1872                         int armor_groups_size = readU16(is);
1873                         for(int i=0; i<armor_groups_size; i++){
1874                                 std::string name = deSerializeString(is);
1875                                 int rating = readS16(is);
1876                                 m_armor_groups[name] = rating;
1877                         }
1878                 }
1879         }
1880
1881         bool directReportPunch(v3f dir, const ItemStack *punchitem=NULL,
1882                         float time_from_last_punch=1000000)
1883         {
1884                 assert(punchitem);
1885                 const ToolCapabilities *toolcap =
1886                                 &punchitem->getToolCapabilities(m_gamedef->idef());
1887                 PunchDamageResult result = getPunchDamage(
1888                                 m_armor_groups,
1889                                 toolcap,
1890                                 punchitem,
1891                                 time_from_last_punch);
1892
1893                 if(result.did_punch && result.damage != 0)
1894                 {
1895                         if(result.damage < m_hp){
1896                                 m_hp -= result.damage;
1897                         } else {
1898                                 m_hp = 0;
1899                                 // TODO: Execute defined fast response
1900                                 // As there is no definition, make a smoke puff
1901                                 ClientSimpleObject *simple = createSmokePuff(
1902                                                 m_smgr, m_env, m_position,
1903                                                 m_prop.visual_size * BS);
1904                                 m_env->addSimpleObject(simple);
1905                         }
1906                         // TODO: Execute defined fast response
1907                         // Flashing shall suffice as there is no definition
1908                         m_reset_textures_timer = 0.05;
1909                         if(result.damage >= 2)
1910                                 m_reset_textures_timer += 0.05 * result.damage;
1911                         updateTextures("^[brighten");
1912                 }
1913
1914                 return false;
1915         }
1916
1917         std::string debugInfoText()
1918         {
1919                 std::ostringstream os(std::ios::binary);
1920                 os<<"GenericCAO hp="<<m_hp<<"\n";
1921                 os<<"armor={";
1922                 for(ItemGroupList::const_iterator i = m_armor_groups.begin();
1923                                 i != m_armor_groups.end(); i++){
1924                         os<<i->first<<"="<<i->second<<", ";
1925                 }
1926                 os<<"}";
1927                 return os.str();
1928         }
1929 };
1930
1931 // Prototype
1932 GenericCAO proto_GenericCAO(NULL, NULL);
1933
1934