Model/src/simulator.cpp

   1
   2 #include "simulator.h"
   3
   4 using namespace PlaQui::Model;
   5
   6 Simulator::Simulator(const std::string &filename)
   7 {
   8         frame = 0;
   9         /* Parseo de ejemplo de un XML desde archivo */
  10         xmlDocPtr document;
  11         document = xmlParseFile(filename.c_str());
  12         if (document == NULL) {
  13                 is_load_ok = false;
  14                 std::cout << "Error cargando XML" << std::endl;
  15                 return;
  16         }
  17
  18         is_load_ok = true;
  19
  20         /* bien, el archivo se parseo bien! */
  21         xmlNodePtr nodo, items;
  22         nodo = document->children;
  23
  24         if (strcmp((char *)nodo->name, "planta") == 0) {
  25                 items = nodo->children;
  26                 while (items != NULL) {
  27                         if (items->type == XML_ELEMENT_NODE) {
  28                                 if (xmlStrcmp(items->name, BAD_CAST"bomba")==0) {
  29                                         loadBomba(items);
  30                                 } else if ((xmlStrcmp(items->name, BAD_CAST"tubo")==0)||(xmlStrcmp(items->name, BAD_CAST"codo")==0)) {
  31                                         loadConduct(items);
  32                                 } else if (xmlStrcmp(items->name, BAD_CAST"exclusa")==0) {
  33                                         loadExclusa(items);
  34                                 } else if (xmlStrcmp(items->name, BAD_CAST"tanque")==0) {
  35                                         loadTank(items);
  36                                 } else if (xmlStrcmp(items->name, BAD_CAST"empalme")==0) {
  37                                         loadUnion(items);
  38                                 } else if (xmlStrcmp(items->name, BAD_CAST"drenaje")==0) {
  39                                         loadDrain(items);
  40                                 } else if (xmlStrcmp(items->name, BAD_CAST"and")==0) {
  41                                         loadAnd(items);
  42                                 } else if (xmlStrcmp(items->name, BAD_CAST"or")==0) {
  43                                         loadOr(items);
  44                                 } else if (xmlStrcmp(items->name, BAD_CAST"not")==0) {
  45                                         loadNot(items);
  46                                 }
  47                         }
  48                         items = items->next;
  49                 }
  50                 // Bien, la planta esta cargada, conectemos todo!!
  51                 do_connections(nodo->children);
  52                 do_logic_connetions(nodo->children);
  53         }
  54         xmlFreeDoc(document);
  55 }
  56
  57 Simulator::~Simulator()
  58 {
  59         std::list<PlantItem *>::iterator i = items.begin();
  60         PlantItem *o;
  61
  62         while (i != items.end()) {
  63                 o = (*i);
  64                 items.remove(o);
  65                 delete o;
  66                 i = items.begin();
  67         }
  68 }
  69
  70 void Simulator::add_pump(const std::string &name, float max_flow, RGB color)
  71 {
  72         Pump *p = new Pump(name);
  73         p->set_max_flow(max_flow);
  74         p->set_color(color);
  75         pump_lst.push_back(p);
  76         items.push_back(p);
  77 }
  78
  79 void Simulator::add_union(const std::string &name, float max_flow)
  80 {
  81         Union *u = new Union(name);
  82         u->set_max_flow(max_flow);
  83         union_lst.push_back(u);
  84         items.push_back(u);
  85 }
  86
  87 void Simulator::add_splitter(const std::string &name, float max_flow)
  88 {
  89         Splitter *p = new Splitter(name);
  90         p->set_max_flow(max_flow);
  91         split_lst.push_back(p);
  92         items.push_back(p);
  93 }
  94
  95 void Simulator::add_conduct(const std::string &name, float flujo)
  96 {
  97         Conduct *p = new Conduct(name);
  98         p->set_max_flow(flujo);
  99         conduct_lst.push_back(p);
 100         items.push_back(p);
 101 }
 102
 103 void Simulator::add_exclusa(const std::string &name, bool open)
 104 {
 105         Exclusa *p = new Exclusa(name);
 106         if (!open)
 107                 p->close();
 108         exclusa_lst.push_back(p);
 109         items.push_back(p);
 110 }
 111
 112 void Simulator::add_tank(const std::string &name, float capacity, float initial, RGB color)
 113 {
 114         Tank *p = new Tank(name);
 115         p->set_capacity(capacity);
 116         p->set_max_flow(initial);
 117         p->set_litros(initial);
 118         p->set_color(color);
 119         tank_lst.push_back(p);
 120         items.push_back(p);
 121 }
 122
 123 void Simulator::add_drainage(const std::string &name)
 124 {
 125         Drainage *p = new Drainage(name);
 126         drainage_lst.push_back(p);
 127         items.push_back(p);
 128 }
 129
 130 bool Simulator::connect(const std::string &name1, const std::string &name2, int flag)
 131 {
 132         IConector *o1, *o2;
 133         o1 = find(name1);
 134         o2 = find(name2);
 135
 136         if ((o1 == NULL) || (o2 == NULL)) {
 137                 // NO SE PUDO CONECTAR!, FALTAN ITEMS!!
 138                 return false;
 139         }
 140
 141         bool b;
 142         if (flag == IConector::OUT) {
 143                 b = o1->connect(o2, IConector::OUT);
 144                 b = b && o2->connect(o1, IConector::IN);
 145         } else {
 146                 b = o1->connect(o2, IConector::IN);
 147                 b = b && o2->connect(o1, IConector::OUT);
 148         }
 149
 150         return b;
 151 }
 152
 153 void Simulator::simulate()
 154 {
 155         // Actualizo
 156         std::list<Pump *>::iterator i1;
 157         for(i1=pump_lst.begin(); i1!=pump_lst.end(); i1++)
 158                 (*i1)->update();
 159
 160         std::list<PlantItem *>::iterator i2;
 161         for(i2=items.begin(); i2!=items.end(); i2++) {
 162                 (*i2)->update();
 163                 (*i2)->update_color();
 164         }
 165
 166         for(i2=items.begin(); i2!=items.end(); i2++)
 167                 (*i2)->simulate();
 168
 169         frame++;
 170 }
 171
 172 IConector *Simulator::find(const std::string &name)
 173 {
 174         // Busco el item, aca no me importa de que tipo es!
 175         std::list<PlantItem *>::iterator i;
 176         for(i=items.begin(); i!=items.end(); i++)
 177                 if ((*i)->get_name() == name)
 178                         return *i;
 179         return NULL;
 180 }
 181
 182 LogicControl *Simulator::find_logic(const std::string &name)
 183 {
 184         // Busco el item, aca no me importa de que tipo es!
 185         std::list<LogicControl *>::iterator i;
 186         for(i=control_lst.begin(); i!=control_lst.end(); i++)
 187                 if ((*i)->get_name() == name)
 188                         return *i;
 189         return NULL;
 190 }
 191
 192 bool Simulator::set_open(const std::string &name, bool open)
 193 {
 194         // Busco el elemento, usando RTTI :-(
 195         IConector *tmp = find(name);
 196         Pump *p;
 197         Exclusa *e;
 198         if ((p = dynamic_cast<Pump*>(tmp))) {
 199                 if (open) {
 200                         p->activate();
 201                 } else {
 202                         p->deactivate();
 203                 }
 204         } else if ((e = dynamic_cast<Exclusa*>(tmp))) {
 205                 if (open) {
 206                         e->open();
 207                 } else {
 208                         e->close();
 209                 }
 210         } else {
 211                 return false;
 212         }
 213 }
 214
 215 void Simulator::loadBomba(xmlNodePtr nodo)
 216 {
 217         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 218         int orientacion=0, x, y;
 219         RGB color;
 220         float flujo;
 221
 222         nodo = nodo->children;
 223         while (nodo != NULL) {
 224                 if (nodo->type == XML_ELEMENT_NODE) {
 225                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 226                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 227                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 228                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 229                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 230                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 231                         } else if (xmlStrcmp(nodo->name, BAD_CAST"entrega") == 0) {
 232                                 flujo = atof( (char *)XML_GET_CONTENT(nodo->children) );
 233                         } else if (xmlStrcmp(nodo->name, BAD_CAST"color") == 0) {
 234                                 color = loadRGB(nodo->children);
 235                         }
 236                 }
 237                 nodo = nodo->next;
 238         }
 239
 240         add_pump(name, flujo, color);
 241 }
 242
 243 void Simulator::loadConduct(xmlNodePtr nodo)
 244 {
 245         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 246         int orientacion=0, x, y;
 247         float flujo;
 248
 249         nodo = nodo->children;
 250         while (nodo != NULL) {
 251                 if (nodo->type == XML_ELEMENT_NODE) {
 252                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 253                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 254                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 255                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 256                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 257                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 258                         } else if (xmlStrcmp(nodo->name, BAD_CAST"caudal") == 0) {
 259                                 flujo = atof( (char *)XML_GET_CONTENT(nodo->children) );
 260                         }
 261
 262
 263                 }
 264                 nodo = nodo->next;
 265         }
 266
 267         // listo, ya recolecte todos los datos, ahora creo el objeto!
 268         add_conduct(name, flujo);
 269 }
 270
 271 void Simulator::loadExclusa(xmlNodePtr nodo)
 272 {
 273         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 274         int orientacion=0, x, y;
 275         std::string open;
 276
 277         nodo = nodo->children;
 278         while (nodo != NULL) {
 279                 if (nodo->type == XML_ELEMENT_NODE) {
 280                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 281                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 282                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 283                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 284                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 285                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 286                         } else if (xmlStrcmp(nodo->name, BAD_CAST"estado") == 0) {
 287                                 open = (char *)XML_GET_CONTENT(nodo->children);
 288                         }
 289                 }
 290                 nodo = nodo->next;
 291         }
 292
 293         // listo, ya recolecte todos los datos, ahora creo el objeto!
 294         add_exclusa(name, open == "1");
 295 }
 296
 297 void Simulator::loadTank(xmlNodePtr nodo)
 298 {
 299         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 300         int orientacion=0, x, y;
 301         float capacidad, inicial;
 302         RGB color;
 303
 304         nodo = nodo->children;
 305         while (nodo != NULL) {
 306                 if (nodo->type == XML_ELEMENT_NODE) {
 307                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 308                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 309                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 310                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 311                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 312                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 313                         } else if (xmlStrcmp(nodo->name, BAD_CAST"capacidad") == 0) {
 314                                 capacidad = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 315                         } else if (xmlStrcmp(nodo->name, BAD_CAST"inicial") == 0) {
 316                                 inicial = atof( (char *)XML_GET_CONTENT(nodo->children) );
 317                         } else if (xmlStrcmp(nodo->name, BAD_CAST"color") == 0) {
 318                                 color = loadRGB(nodo->children);
 319                         }
 320                 }
 321                 nodo = nodo->next;
 322         }
 323
 324         // listo, ya recolecte todos los datos, ahora creo el objeto!
 325         add_tank(name, capacidad, inicial, color);
 326 }
 327
 328 void Simulator::loadUnion(xmlNodePtr nodo)
 329 {
 330         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 331         int orientacion=0, x, y;
 332         float flow;
 333         std::string type;
 334
 335         nodo = nodo->children;
 336         while (nodo != NULL) {
 337                 if (nodo->type == XML_ELEMENT_NODE) {
 338                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 339                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 340                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 341                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 342                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 343                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 344                         } else if (xmlStrcmp(nodo->name, BAD_CAST"caudal") == 0) {
 345                                 flow = atof( (char *)XML_GET_CONTENT(nodo->children) );
 346                         } else if (xmlStrcmp(nodo->name, BAD_CAST"tipo") == 0) {
 347                                 type = (char *)XML_GET_CONTENT(nodo->children);
 348                         }
 349                 }
 350                 nodo = nodo->next;
 351         }
 352
 353         // listo, ya recolecte todos los datos, ahora creo el objeto!
 354         if (type == "union")
 355                 add_union(name, flow);
 356         else
 357                 add_splitter(name, flow);
 358 }
 359
 360 void Simulator::loadDrain(xmlNodePtr nodo)
 361 {
 362         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 363
 364         add_drainage(name);
 365 }
 366
 367 void Simulator::loadNot(xmlNodePtr nodo)
 368 {
 369         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 370         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 371         int orientacion=0, x, y;
 372
 373         nodo = nodo->children;
 374         while (nodo != NULL) {
 375                 if (nodo->type == XML_ELEMENT_NODE) {
 376                         if (xmlStrcmp(nodo->name, BAD_CAST"salida") == 0) {
 377                                 //p->out_lines.push_back((char *)XML_GET_CONTENT(nodo->children));
 378                         } else if (xmlStrcmp(nodo->name, BAD_CAST"entrada") == 0) {
 379                                 //p->in_lines.push_back((char *)XML_GET_CONTENT(nodo->children));
 380                         }
 381                 }
 382                 nodo = nodo->next;
 383         }
 384
 385         Not *n = new Not();
 386         n->set_name(name);
 387         control_lst.push_back(n);
 388 }
 389
 390 void Simulator::loadOr(xmlNodePtr nodo)
 391 {
 392         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 393         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 394
 395         nodo = nodo->children;
 396         while (nodo != NULL) {
 397                 if (nodo->type == XML_ELEMENT_NODE) {
 398                         if (xmlStrcmp(nodo->name, BAD_CAST"salida") == 0) {
 399                                 //p->out_lines.push_back((char *)XML_GET_CONTENT(nodo->children));
 400                         } else if (xmlStrcmp(nodo->name, BAD_CAST"entrada") == 0) {
 401                                 //p->in_lines.push_back((char *)XML_GET_CONTENT(nodo->children));
 402                         }
 403                 }
 404                 nodo = nodo->next;
 405         }
 406
 407         Or *n = new Or();
 408         n->set_name(name);
 409         control_lst.push_back(n);
 410 }
 411
 412 void Simulator::loadAnd(xmlNodePtr nodo)
 413 {
 414         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 415         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 416         int orientacion=0, x, y;
 417
 418         nodo = nodo->children;
 419         while (nodo != NULL) {
 420                 if (nodo->type == XML_ELEMENT_NODE) {
 421                         if (xmlStrcmp(nodo->name, BAD_CAST"salida") == 0) {
 422                         //      p->out_lines.push_back((char *)XML_GET_CONTENT(nodo->children));
 423                         } else if (xmlStrcmp(nodo->name, BAD_CAST"entrada") == 0) {
 424                         //      p->in_lines.push_back((char *)XML_GET_CONTENT(nodo->children));
 425                         }
 426                 }
 427                 nodo = nodo->next;
 428         }
 429
 430         And *n = new And();
 431         n->set_name(name);
 432         control_lst.push_back(n);
 433 }
 434
 435 void Simulator::do_connections(xmlNodePtr nodo)
 436 {
 437         // Intengo conectar los elementos :)
 438         IConector *current_item, *to_connect;
 439         xmlNodePtr props; // propiedades del item actual
 440         xmlNodePtr conector1, conector2, conector3;
 441
 442         while (nodo != NULL) {
 443                 if (nodo->type != XML_ELEMENT_NODE) {
 444                         nodo = nodo->next;
 445                         continue;
 446                 }
 447                 // obtengo el items actual por su nombre
 448                 std::string s = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 449                 current_item = find((char *)xmlGetProp(nodo, BAD_CAST"nombre"));
 450                 props = nodo->children;
 451                 conector3 = conector2 = conector1 = NULL;
 452                 while (props != NULL) {
 453                         if (nodo->type == XML_ELEMENT_NODE) {
 454                                 if (xmlStrcmp(props->name, BAD_CAST"conector") == 0) {
 455                                         xmlNodePtr temp = props->children;
 456                                         while ((temp != NULL) && (conector1 == NULL))
 457                                                 if (temp->type == XML_ELEMENT_NODE) {
 458                                                         conector1 = temp;
 459                                                         temp = temp->next;
 460                                                         break;
 461                                                 } else {
 462                                                         temp = temp->next;
 463                                                 }
 464                                         while ((temp != NULL) && (conector2 == NULL))
 465                                                 if (temp->type == XML_ELEMENT_NODE) {
 466                                                         conector2 = temp;
 467                                                         temp = temp->next;
 468                                                         break;
 469                                                 } else {
 470                                                         temp = temp->next;
 471                                                 }
 472                                         while ((temp != NULL) && (conector3 == NULL))
 473                                                 if (temp->type == XML_ELEMENT_NODE) {
 474                                                         conector3 = temp;
 475                                                         temp = temp->next;
 476                                                         break;
 477                                                 } else {
 478                                                         temp = temp->next;
 479                                                 }
 480                                 }
 481                         }
 482                         props = props->next;
 483                 }
 484                 // Bien, conector1 y 2 deberian estar apuntando a <entrada> y/o <salida>
 485                 if (conector1 != NULL) {
 486                         // si, aca hay un conector!, veamos cual es
 487                         if (xmlStrcmp(conector1->name, BAD_CAST"entrada") == 0) {
 488                                 // bien, es a la entrada!, obtengo el item al cual lo tengo que conectar
 489                                 to_connect = find((char *)XML_GET_CONTENT(conector1->children));
 490                                 // y lo conecto
 491                                 current_item->connect(to_connect, IConector::IN);
 492                         } else if (xmlStrcmp(conector1->name, BAD_CAST"salida") == 0) {
 493                                 // Era a salida, es casi lo mismo que arriba
 494                                 to_connect = find((char *)XML_GET_CONTENT(conector1->children));
 495                                 current_item->connect(to_connect, IConector::OUT);
 496                         }
 497                 }
 498                 if (conector2 != NULL) {
 499                         // si, aca hay un conector!, veamos cual es
 500                         if (xmlStrcmp(conector2->name, BAD_CAST"entrada") == 0) {
 501                                 // bien, es a la entrada!, obtengo el item al cual lo tengo que conectar
 502                                 to_connect = find((char *)XML_GET_CONTENT(conector2->children));
 503                                 // y lo conecto
 504                                 current_item->connect(to_connect, IConector::IN);
 505                         } else if (xmlStrcmp(conector2->name, BAD_CAST"salida") == 0) {
 506                                 // Era a salida, es casi lo mismo que arriba
 507                                 to_connect = find((char *)XML_GET_CONTENT(conector2->children));
 508                                 current_item->connect(to_connect, IConector::OUT);
 509                         }
 510                 }
 511                 if (conector3 != NULL) {
 512                         // si, aca hay un conector!, veamos cual es
 513                         if (xmlStrcmp(conector3->name, BAD_CAST"entrada") == 0) {
 514                                 // bien, es a la entrada!, obtengo el item al cual lo tengo que conectar
 515                                 to_connect = find((char *)XML_GET_CONTENT(conector3->children));
 516                                 // y lo conecto
 517                                 current_item->connect(to_connect, IConector::IN);
 518                         } else if (xmlStrcmp(conector3->name, BAD_CAST"salida") == 0) {
 519                                 // Era a salida, es casi lo mismo que arriba
 520                                 to_connect = find((char *)XML_GET_CONTENT(conector3->children));
 521                                 current_item->connect(to_connect, IConector::OUT);
 522                         }
 523                 }
 524                 nodo = nodo->next;
 525         }
 526         // Fin de las conexiones
 527 }
 528
 529 std::string Simulator::get_state_as_xml()
 530 {
 531         std::stringstream out;
 532
 533         // XML Header
 534         out << "<?xml version=\"1.0\" ?>" << std::endl;
 535
 536         out << "<plantstatus frame=\"" << frame << "\">" << std::endl;
 537
 538         std::list<PlantItem *>::iterator i2;
 539         for(i2=items.begin(); i2!=items.end(); i2++)
 540                 (*i2)->get_state_as_xml(out);
 541
 542         out << "</plantstatus>";
 543         return out.str();;
 544 }
 545
 546 RGB Simulator::loadRGB(xmlNodePtr nodo)
 547 {
 548         unsigned long r,g,b;
 549         while (nodo != NULL) {
 550                 if (nodo->type == XML_ELEMENT_NODE) {
 551                         if (xmlStrcmp(nodo->name, BAD_CAST"rojo")==0)
 552                                 r = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 553                         if (xmlStrcmp(nodo->name, BAD_CAST"verde")==0)
 554                                 g = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 555                         if (xmlStrcmp(nodo->name, BAD_CAST"azul")==0)
 556                                 b = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 557                 }
 558                 nodo = nodo->next;
 559         }
 560         r = static_cast<unsigned long>(255 * (r / 65535.0f));
 561         g = static_cast<unsigned long>(255 * (g / 65535.0f));
 562         b = static_cast<unsigned long>(255 * (b / 65535.0f));
 563
 564         return RGB(r,g,b);
 565 }
 566
 567 void Simulator::do_logic_connetions(xmlNodePtr nodo)
 568 {
 569         LogicControl *current;
 570
 571         while (nodo != NULL) {
 572                 if (nodo->type != XML_ELEMENT_NODE) {
 573                         nodo = nodo->next;
 574                         continue;
 575                 }
 576                 // obtengo el items actual por su nombre
 577                 if ((xmlStrcmp(nodo->name, BAD_CAST"and") == 0) ||  (xmlStrcmp(nodo->name, BAD_CAST"not") == 0) || (xmlStrcmp(nodo->name, BAD_CAST"or") == 0)) {
 578                         std::string s = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 579                         current = find_logic((char *)xmlGetProp(nodo, BAD_CAST"nombre"));
 580                         connect_logic(current, nodo->children);
 581                 }
 582                 nodo = nodo->next;
 583         }
 584 }
 585
 586 void Simulator::connect_logic(LogicControl *current, xmlNodePtr nodo)
 587 {
 588         Control *item;
 589         while (nodo != NULL) {
 590                 if (nodo->type != XML_ELEMENT_NODE) {
 591                         nodo = nodo->next;
 592                         continue;
 593                 }
 594                 if (xmlStrcmp(nodo->name, BAD_CAST"entrada") == 0) {
 595                         item = dynamic_cast<Control *>(find((char *)XML_GET_CONTENT(nodo->children)));
 596                         if (item != NULL) {
 597                                 if (dynamic_cast<Tank *>(item)) {
 598                                         std::string donde = (char *)xmlGetProp(nodo, BAD_CAST"id");
 599                                         if (donde == "inferior") {
 600                                                 current->connect( item->get_logic_output(), IConector::IN );
 601                                         } else {
 602                                                 current->connect( item->get_logic_input(), IConector::IN );
 603                                         }
 604                                 } else {
 605                                         current->connect( item->get_logic_output(), IConector::IN );
 606                                 }
 607                         } else {
 608                                 std::cout << "ERROR : Item no es tipo Control!!" << std::endl;
 609                         }
 610                 } else if (xmlStrcmp(nodo->name, BAD_CAST"salida") == 0) {
 611                         item = dynamic_cast<Control *>(find((char *)XML_GET_CONTENT(nodo->children)));
 612                         if (item != NULL) {
 613                                 item->get_logic_input()->connect( current, IConector::IN );
 614                         } else {
 615                                 std::cout << "ERROR : Item no es tipo Control!!" << std::endl;
 616                         }
 617                 }
 618
 619                 nodo = nodo->next;
 620         }
 621 }
 622