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