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Added useful functions for elevator IA
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commit
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@ -2,6 +2,7 @@
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// Created by Antoine Bartuccio on 05/06/2018.
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// Created by Antoine Bartuccio on 05/06/2018.
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//
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//
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#include <string.h>
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#include <string.h>
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#include <math.h>
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#include "Building.h"
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#include "Building.h"
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#include "../Resident/Resident.h"
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#include "../Resident/Resident.h"
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#include "../Visitor/Visitor.h"
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#include "../Visitor/Visitor.h"
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@ -16,9 +17,28 @@ void remove_end_char(char * string, char character){
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string[string_size - 1] = '\0';
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string[string_size - 1] = '\0';
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}
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}
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int get_target_Building(THIS(Building)){
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/**
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* Get the best call for the elevator
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*@param THIS(Building) : this
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*@param elevator_floor : actual floor of the requesting elevator
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*@returns the closest floor where a client is calling as an int. If no client is calling, returns -1.
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*/
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int get_next_call_Building(THIS(Building), int elevator_floor){
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pthread_mutex_lock(this->mutex_func_get_next_call);
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int* waiting_floors = this->get_waiting_floors(this);
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int* waiting_floors = this->get_waiting_floors(this);
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return waiting_floors[1];
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int i;
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float best_diff = INFINITY;
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int next_target = -1;
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for(i=0; i<FLOORS; i++){
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if(waiting_floors[i] > 0){
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if(abs(elevator_floor - waiting_floors[i]) < best_diff){
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best_diff = abs(elevator_floor - waiting_floors[i]);
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next_target = waiting_floors[i];
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}
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}
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}
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pthread_mutex_unlock(this->mutex_func_get_next_call);
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return next_target;
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}
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}
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List * split(char * line, char * separator){
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List * split(char * line, char * separator){
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@ -125,6 +145,9 @@ void _free__Building(THIS(Building)){
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pthread_mutex_unlock(this->mutex_func_get_inside_elevator);
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pthread_mutex_unlock(this->mutex_func_get_inside_elevator);
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pthread_mutex_destroy(this->mutex_func_get_inside_elevator);
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pthread_mutex_destroy(this->mutex_func_get_inside_elevator);
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pthread_mutex_unlock(this->mutex_func_get_next_call);
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pthread_mutex_destroy(this->mutex_func_get_next_call);
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pthread_mutex_unlock(&this->mutex_waiting_floors);
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pthread_mutex_unlock(&this->mutex_waiting_floors);
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pthread_mutex_destroy(&this->mutex_waiting_floors);
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pthread_mutex_destroy(&this->mutex_waiting_floors);
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@ -140,7 +163,7 @@ void _free__Building(THIS(Building)){
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free(this->mutex_cond_get_inside_elevator);
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free(this->mutex_cond_get_inside_elevator);
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free(this->mutex_cond_get_outside_elevator);
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free(this->mutex_cond_get_outside_elevator);
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free(this->mutex_func_get_inside_elevator);
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free(this->mutex_func_get_inside_elevator);
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//free(&this->mutex_waiting_floors);
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free(this->mutex_func_get_next_call);
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free(this->elevators);
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free(this->elevators);
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free(this);
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free(this);
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@ -237,10 +260,12 @@ Building *_init_Building(char * residents_file, char * visitors_file){
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new_building->mutex_cond_get_inside_elevator = malloc_or_die(sizeof(pthread_mutex_t));
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new_building->mutex_cond_get_inside_elevator = malloc_or_die(sizeof(pthread_mutex_t));
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new_building->mutex_cond_get_outside_elevator = malloc_or_die(sizeof(pthread_mutex_t));
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new_building->mutex_cond_get_outside_elevator = malloc_or_die(sizeof(pthread_mutex_t));
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new_building->mutex_func_get_inside_elevator = malloc_or_die(sizeof(pthread_mutex_t));
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new_building->mutex_func_get_inside_elevator = malloc_or_die(sizeof(pthread_mutex_t));
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new_building->mutex_func_get_next_call = malloc_or_die(sizeof(pthread_mutex_t));
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pthread_mutex_init(new_building->mutex_cond_get_inside_elevator, NULL);
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pthread_mutex_init(new_building->mutex_cond_get_inside_elevator, NULL);
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pthread_mutex_init(new_building->mutex_cond_get_outside_elevator, NULL);
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pthread_mutex_init(new_building->mutex_cond_get_outside_elevator, NULL);
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pthread_mutex_init(new_building->mutex_func_get_inside_elevator, NULL);
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pthread_mutex_init(new_building->mutex_func_get_inside_elevator, NULL);
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pthread_mutex_init(new_building->mutex_func_get_next_call, NULL);
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new_building->condition_floors = malloc_or_die(sizeof(pthread_cond_t*) * FLOORS);
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new_building->condition_floors = malloc_or_die(sizeof(pthread_cond_t*) * FLOORS);
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new_building->residents = NEW(List);
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new_building->residents = NEW(List);
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@ -262,7 +287,7 @@ Building *_init_Building(char * residents_file, char * visitors_file){
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get_inside_elevator,
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get_inside_elevator,
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use_call_box,
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use_call_box,
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go_to_floor,
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go_to_floor,
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get_target,
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get_next_call,
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get_waiting_floors,
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get_waiting_floors,
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signal_elevator_at_floor
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signal_elevator_at_floor
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)
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)
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@ -25,6 +25,7 @@ typedef struct o_Building {
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PRIVATE pthread_mutex_t * mutex_cond_get_inside_elevator;
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PRIVATE pthread_mutex_t * mutex_cond_get_inside_elevator;
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PRIVATE pthread_mutex_t * mutex_cond_get_outside_elevator;
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PRIVATE pthread_mutex_t * mutex_cond_get_outside_elevator;
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PRIVATE pthread_mutex_t * mutex_func_get_inside_elevator;
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PRIVATE pthread_mutex_t * mutex_func_get_inside_elevator;
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PRIVATE pthread_mutex_t * mutex_func_get_next_call;
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PRIVATE pthread_cond_t ** condition_floors;
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PRIVATE pthread_cond_t ** condition_floors;
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PRIVATE void (*parse_residents)(_THIS(Building), char * file);
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PRIVATE void (*parse_residents)(_THIS(Building), char * file);
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@ -33,7 +34,7 @@ typedef struct o_Building {
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PUBLIC int (*use_call_box)(_THIS(Building), char * resident_name);
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PUBLIC int (*use_call_box)(_THIS(Building), char * resident_name);
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PUBLIC void (*signal_elevator_at_floor)(_THIS(Building), int floor);
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PUBLIC void (*signal_elevator_at_floor)(_THIS(Building), int floor);
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PUBLIC int (*get_target)(_THIS(Building));
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PUBLIC int (*get_next_call)(_THIS(Building), int elevator_floor);
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PUBLIC int* (*get_waiting_floors)(_THIS(Building));
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PUBLIC int* (*get_waiting_floors)(_THIS(Building));
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SYNCHRONIZE PUBLIC void (*go_to_floor)(_THIS(Building), int origin, int destination, Passenger * passenger);
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SYNCHRONIZE PUBLIC void (*go_to_floor)(_THIS(Building), int origin, int destination, Passenger * passenger);
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@ -44,7 +45,6 @@ typedef struct o_Building {
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FRIENDLY(residents, SharedData)
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FRIENDLY(residents, SharedData)
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FRIENDLY(visitors, SharedData)
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FRIENDLY(visitors, SharedData)
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FRIENDLY(elevators, SharedData)
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FRIENDLY(elevators, SharedData)
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FRIENDLY(waiting_passengers, SharedData)
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Building *_init_Building(char * residents_file, char * visitors_file);
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Building *_init_Building(char * residents_file, char * visitors_file);
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@ -51,10 +51,10 @@ int get_number_of_passengers_Elevator(THIS(Elevator)){
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/**
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/**
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* Search the closest floor where the elevator should stop. In practice ( for now ), it means that this function returns the closest floor amongs it's passengers destinations.
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* Search the closest floor where the elevator should stop. In practice ( for now ), it means that this function returns the closest floor amongs it's passengers destinations.
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* @THIS(Elevator) a pointer the current Elevator
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* @THIS(Elevator) a pointer the current Elevator
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* @return the found floor as an int. If no passengers are in the elevator, returns 0 ( as the elevator should come back to floor 0 ).
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* @return the found floor as an int. If no passengers are in the elevator, returns -1.
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* @todo should consider passenger calling the elevator
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* @todo should consider passenger calling the elevator
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*/
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*/
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int get_next_floor_Elevator(THIS(Elevator)){
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int get_next_passenger_stop_Elevator(THIS(Elevator)){
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int i, next_floor, temp_floor;
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int i, next_floor, temp_floor;
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float min_diff;
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float min_diff;
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Element* temp_element;
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Element* temp_element;
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@ -63,7 +63,7 @@ int get_next_floor_Elevator(THIS(Elevator)){
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pthread_mutex_lock(&this->mutex_floor);
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pthread_mutex_lock(&this->mutex_floor);
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min_diff = INFINITY;
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min_diff = INFINITY;
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next_floor = 0;
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next_floor = -1;
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for(i=0;i<this->passengers->get_size(this->passengers);i++){
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for(i=0;i<this->passengers->get_size(this->passengers);i++){
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temp_element = this->passengers->get_element(this->passengers, i);
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temp_element = this->passengers->get_element(this->passengers, i);
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@ -105,14 +105,22 @@ void *runnable_Elevator(void * void_this){
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/* This is where the thread logic will be implemented */
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/* This is where the thread logic will be implemented */
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Elevator * this = (Elevator*) void_this;
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Elevator * this = (Elevator*) void_this;
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SharedData * data = GET_INSTANCE(SharedData);
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SharedData * data = GET_INSTANCE(SharedData);
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Building * building = data->main_building;
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AGENT_OPTIONS
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AGENT_OPTIONS
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printf("Je suis l'ascenseur %s\n", this->name);
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printf("Je suis l'ascenseur %s\n", this->name);
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for (;;){
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for (;;){
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data->main_building->get_waiting_floors(data->main_building);
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building->signal_elevator_at_floor(data->main_building, this->get_floor(this));
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data->main_building->signal_elevator_at_floor(data->main_building, this->get_floor(this));
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if(this->target_floor == this->get_floor(this)){
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this->set_floor(this, this->get_next_floor(this));
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if(this->get_next_passenger_stop(this) != -1){
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this->target_floor = this->get_next_passenger_stop(this);
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}else if(building->get_next_call(building, this->floor) != -1){
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this->target_floor = building->get_next_call(building, this->floor);
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}
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}
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this->set_floor(this, this->target_floor);
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}
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}
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return NULL;
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return NULL;
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@ -122,6 +130,7 @@ Elevator *_init_Elevator(char * name){
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Elevator * new_elevator = malloc_or_die(sizeof(Elevator));
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Elevator * new_elevator = malloc_or_die(sizeof(Elevator));
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new_elevator->name = strdup(name);
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new_elevator->name = strdup(name);
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new_elevator->passengers = NEW(List);
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new_elevator->passengers = NEW(List);
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new_elevator->target_floor = 0;
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pthread_mutex_init(&new_elevator->mutex_passengers, NULL);
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pthread_mutex_init(&new_elevator->mutex_passengers, NULL);
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pthread_mutex_init(&new_elevator->mutex_state, NULL);
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pthread_mutex_init(&new_elevator->mutex_state, NULL);
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pthread_mutex_init(&new_elevator->mutex_floor, NULL);
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pthread_mutex_init(&new_elevator->mutex_floor, NULL);
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@ -129,7 +138,7 @@ Elevator *_init_Elevator(char * name){
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LINK_ALL(Elevator, new_elevator,
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LINK_ALL(Elevator, new_elevator,
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runnable,
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runnable,
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get_number_of_passengers,
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get_number_of_passengers,
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get_next_floor,
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get_next_passenger_stop,
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can_get_inside,
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can_get_inside,
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add_passenger,
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add_passenger,
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get_state,
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get_state,
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@ -20,6 +20,7 @@ typedef struct o_Elevator {
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PRIVATE List * passengers;
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PRIVATE List * passengers;
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PRIVATE char * name;
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PRIVATE char * name;
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PRIVATE int floor;
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PRIVATE int floor;
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PRIVATE int target_floor;
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PRIVATE pthread_mutex_t mutex_passengers;
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PRIVATE pthread_mutex_t mutex_passengers;
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PRIVATE pthread_mutex_t mutex_state;
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PRIVATE pthread_mutex_t mutex_state;
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PRIVATE pthread_mutex_t mutex_floor;
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PRIVATE pthread_mutex_t mutex_floor;
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@ -28,7 +29,7 @@ typedef struct o_Elevator {
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SYNCHRONIZE PRIVATE void (*set_state)(_THIS(Elevator), ELEVATOR_STATE var);
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SYNCHRONIZE PRIVATE void (*set_state)(_THIS(Elevator), ELEVATOR_STATE var);
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SYNCHRONIZE PRIVATE void (*set_floor)(_THIS(Elevator), int var);
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SYNCHRONIZE PRIVATE void (*set_floor)(_THIS(Elevator), int var);
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SYNCHRONIZE PRIVATE int (*get_next_floor)(_THIS(Elevator));
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SYNCHRONIZE PRIVATE int (*get_next_passenger_stop)(_THIS(Elevator));
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SYNCHRONIZE PUBLIC void (*repair)(_THIS(Elevator));
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SYNCHRONIZE PUBLIC void (*repair)(_THIS(Elevator));
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SYNCHRONIZE PUBLIC int (*get_number_of_passengers)(_THIS(Elevator));
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SYNCHRONIZE PUBLIC int (*get_number_of_passengers)(_THIS(Elevator));
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