Merge pull request #5 from Ahp06/Axel

Axel

sumo_project/actions.py

@@ -3,13 +3,14 @@ Created on 17 oct. 2018
 
 @author: Axel Huynh-Phuc, Thibaud Gasser
 """
+import traci
+from traci._trafficlight import Logic
 from typing import Iterable
 
-import traci
 from shapely.geometry.linestring import LineString
 
 from model import Area, Vehicle
-from traci._trafficlight import Logic
+
 
 def compute_edge_weight(edge_id):
     return (traci.edge.getCOEmission(edge_id)
@@ -58,19 +59,20 @@ def lock_area(area):
         
 def reverse_actions(area):
     #Reset max speed to original 
-    if not area.limited_speed:
+    if area.limited_speed:
         area.limited_speed = False
-        for lane in area.lanes:
-            traci.lane.setMaxSpeed(lane.lane_id, lane.initial_max_speed / 3.6)
+        for lane in area._lanes:
+            traci.lane.setMaxSpeed(lane.lane_id, lane.initial_max_speed)
     
     #Reset traffic lights initial duration  
-    if not area.tls_adjusted:
+    if area.tls_adjusted:
         area.tls_adjusted = False
-        for initial_logic in tl._logics:
-            traci.trafficlights.setCompleteRedYellowGreenDefinition(tl.tl_id, initial_logic)
+        for tl in area._tls:
+            for initial_logic in tl._logics:
+                traci.trafficlights.setCompleteRedYellowGreenDefinition(tl.tl_id, initial_logic._logic)
     
     #Unlock the area 
-    if not area.locked:
+    if area.locked:
         area.locked = False
         for lane in area._lanes:
             traci.lane.setAllowed(lane.lane_id, '') #empty means all classes are allowed 

sumo_project/config.py

@@ -2,116 +2,111 @@
 Global configuration for the simulation
 """
 
+import datetime
+import json
+import logging
 import os
 import sys
-import datetime
-import logging
 
-###############################################################################
-############################# SIMULATION FILE #################################
-###############################################################################
 
-if 'SUMO_HOME' in os.environ:
-    tools = os.path.join(os.environ['SUMO_HOME'], 'tools')
-    sys.path.append(tools)
-else:
-    sys.exit("please declare environment variable 'SUMO_HOME'")
+class Config: 
     
-_SUMOCMD = 'sumo' # use 'sumo-gui' cmd for UI 
-_SUMOCFG = "mulhouse_simulation/osm.sumocfg"
-sumo_binary = os.path.join(os.environ['SUMO_HOME'], 'bin', _SUMOCMD)
-sumo_cmd = [sumo_binary, "-c", _SUMOCFG]
+    # Total of emissions of all pollutants in mg for n steps of simulation without acting on areas
+    # These constants are simulation dependant, you must change them according to your simulation 
+    total_emissions100 = 13615949.148296086
+    total_emissions200 = 43970763.15084738
+    total_emissions300 = 87382632.0821697
     
-###############################################################################
-################################## LOGS #######################################
-###############################################################################
+    def __init__(self):
+        '''Default constructor'''
         
-now = datetime.datetime.now()
-current_date = now.strftime("%Y_%m_%d_%H_%M_%S")
-LOG_FILENAME = f'sumo_logs_{current_date}.log'
+    def import_config_file(self,config_file):
+        with open(config_file,'r') as f:
+            data = json.load(f)
             
-# create logger
-logger = logging.getLogger("sumo_logger")
-logger.setLevel(logging.INFO)
-# create console handler and set level to info
-handler = logging.FileHandler(LOG_FILENAME)
-# create formatter
-formatter = logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
-# add formatter to handler
-handler.setFormatter(formatter)
-# add handler to logger
-logger.addHandler(handler)
+        self._SUMOCMD = data["_SUMOCMD"]
+        self._SUMOCFG = data["_SUMOCFG"]
         
-###############################################################################
-########################## SIMULATION CONFIGURATION ###########################
-###############################################################################
+        self.areas_number = data["areas_number"]
+        self.emissions_threshold = data["emissions_threshold"]
+        self.n_steps = data["n_steps"]
+        self.window_size = data["window_size"]
         
-CELLS_NUMBER = 10
-EMISSIONS_THRESHOLD = 500000
-n_steps = 200 
+        self.without_actions_mode = data["without_actions_mode"]
+        self.limit_speed_mode = data["limit_speed_mode"]
+        self.speed_rf = data["speed_rf"]
+        self.adjust_traffic_light_mode = data["adjust_traffic_light_mode"]
+        self.trafficLights_duration_rf = data["trafficLights_duration_rf"]
+        self.weight_routing_mode = data["weight_routing_mode"]
+        self.lock_area_mode = data["lock_area_mode"]
             
-###############################################################################
-########################## ACTIONS CONFIGURATION ##############################
-###############################################################################
+        self.check_config()
                 
-#Set this mode to True if you want running a basic simulation without actions 
-without_actions_mode = False 
+    def check_config(self):
+        #Weight routing mode cannot be combinated with other actions 
+        if self.weight_routing_mode:
+            self.limit_speed_mode = False
+            self.adjust_traffic_light_mode = False
+            self.lock_area_mode = False
                 
-#Limit the speed into areas when the threshold is exceeded
-speed_rf = 0.1
-limit_speed_mode = True
+        #If without_actions_mode is choosen 
+        if self.without_actions_mode:
+            self.limit_speed_mode = False
+            self.adjust_traffic_light_mode = False
+            self.weight_routing_mode = False
+            self.lock_area_mode = False
         
-#Decrease all traffic lights duration into the area when the threshold is exceeded
-trafficLights_duration_rf = 0.2
-adjust_traffic_light_mode = True
                 
-#Vehicles are routed according to the less polluted route (HEAVY)
-weight_routing_mode = False
+    def __repr__(self) -> str:
+        return (str(f'grid : {self.areas_number}x{self.areas_number}\n')
+        + str(f'step number = {self.n_steps}\n')
+        + str(f'window size = {self.window_size}\n')
+        + str(f'weight routing mode = {self.weight_routing_mode}\n')
+        + str(f'lock area mode = {self.lock_area_mode}\n')
+        + str(f'limit speed mode = {self.limit_speed_mode}, RF = {self.speed_rf*100}%\n')
+        + str(f'adjust traffic light mode = {self.adjust_traffic_light_mode} , RF = {self.trafficLights_duration_rf*100}%\n'))
                 
-#Lock the area when the threshold is exceeded (NOT FIXED)
-lock_area_mode = False 
     
-#Weight routing mode cannot be combinated with other actions 
-if weight_routing_mode:
-    limit_speed_mode = False
-    adjust_traffic_light_mode = False
+    def init_traci(self):
+        if 'SUMO_HOME' in os.environ:
+            tools = os.path.join(os.environ['SUMO_HOME'], 'tools')
+            sys.path.append(tools)
+        else:
+            sys.exit("please declare environment variable 'SUMO_HOME'")
         
-#If without_actions_mode is choosen 
-if without_actions_mode:
-    limit_speed_mode = False
-    adjust_traffic_light_mode = False
-    weight_routing_mode = False
-    lock_area_mode = False
+        sumo_binary = os.path.join(os.environ['SUMO_HOME'], 'bin', self._SUMOCMD)
+        self.sumo_cmd = [sumo_binary, "-c", self._SUMOCFG]
     
-###############################################################################
-########################## SIMULATION REFERENCES ##############################
-###############################################################################
+    def init_logger(self, save_logs = False):
+        now = datetime.datetime.now()
+        current_date = now.strftime("%Y_%m_%d_%H_%M_%S")
         
-# Total of emissions of all pollutants in mg for n steps of simulation without locking areas
-total_emissions200 = 43970763.15084749  
-total_emissions300 = 87382632.08217141
-total_emissions400 = 140757491.8489904
-total_emissions500 = 202817535.43856794
+        if not os.path.exists('logs'):
+            os.makedirs('logs')
     
-###############################################################################
-########################## CONFIGURATION METHODS ##############################
-###############################################################################
+        log_filename = f'logs/sumo_logs_{current_date}.log'
         
-def get_basics_emissions():
-    if n_steps == 200:
-        return total_emissions200
-    if n_steps == 300:
-        return total_emissions300
-    if n_steps == 400:
-        return total_emissions400
-    if n_steps == 500:
-        return total_emissions500
+        logger = logging.getLogger("sumo_logger")
+        logger.setLevel(logging.INFO)
+        formatter = logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
+        
+        if save_logs :
+            file_handler = logging.FileHandler(log_filename)
+            file_handler.setFormatter(formatter)
+            logger.addHandler(file_handler)
+
+        handler = logging.StreamHandler()
+        handler.setFormatter(formatter)
+        logger.addHandler(handler)
+        
+        return logger
+
+    def get_basics_emissions(self):
+        if self.n_steps == 100:
+            return self.total_emissions100
+        if self.n_steps == 200:
+            return self.total_emissions200
+        if self.n_steps == 300:
+            return self.total_emissions300
     
-def show_config():
-    return (str(f'Grid : {CELLS_NUMBER}x{CELLS_NUMBER}\n')
-    + str(f'step number = {n_steps}\n')
-    + str(f'weight routing mode = {weight_routing_mode}\n')
-    + str(f'lock area mode = {lock_area_mode}\n')
-    + str(f'limit speed mode = {limit_speed_mode}, RF = {speed_rf*100}%\n')
-    + str(f'adjust traffic light mode = {adjust_traffic_light_mode} , RF = {trafficLights_duration_rf*100}%\n'))
     

sumo_project/configs/default_config.json

@@ -0,0 +1,22 @@
+{
+    "_SUMOCMD": "sumo",
+	"_SUMOCFG": "simulations/mulhouse_simulation/osm.sumocfg",
+	
+	"areas_number": 10,
+	"emissions_threshold": 500000, 
+	"n_steps": 200,
+	"window_size":100,
+	
+	"without_actions_mode": true,
+	
+	"limit_speed_mode": false,
+	"speed_rf": 0.1,
+	
+	"adjust_traffic_light_mode": false,
+	"trafficLights_duration_rf": 0.2,
+	
+	"weight_routing_mode": false,
+	
+	"lock_area_mode": false
+    
+}

sumo_project/emissions.py

@@ -1,25 +1,24 @@
+import argparse
+import sys
+import time
+from traci import trafficlight
+import traci
 from typing import List
 
-import traci
-import time
-
-from shapely.geometry import LineString
 from parse import search
+from shapely.geometry import LineString
 
 import actions
-import config
-import sys
+from config import Config
 from model import Area, Vehicle, Lane , TrafficLight , Phase , Logic
-from traci import trafficlight
 
-logger = config.logger
 
-def init_grid(simulation_bounds, cells_number):
+def init_grid(simulation_bounds, areas_number):
     grid = list()
-    width = simulation_bounds[1][0] / cells_number
-    height = simulation_bounds[1][1] / cells_number
-    for i in range(cells_number):
-        for j in range(cells_number):
+    width = simulation_bounds[1][0] / areas_number
+    height = simulation_bounds[1][1] / areas_number
+    for i in range(areas_number):
+        for j in range(areas_number):
             # bounds coordinates for the area : (xmin, ymin, xmax, ymax)
             ar_bounds = ((i * width, j * height), (i * width, (j + 1) * height),
                          ((i + 1) * width, (j + 1) * height), ((i + 1) * width, j * height))
@@ -29,6 +28,7 @@ def init_grid(simulation_bounds, cells_number):
             traci.polygon.add(area.name, ar_bounds, (0, 255, 0))
     return grid
 
+
 def get_all_lanes() -> List[Lane]:
     lanes = []
     for lane_id in traci.lane.getIDList():
@@ -37,6 +37,7 @@ def get_all_lanes() -> List[Lane]:
         lanes.append(Lane(lane_id, polygon_lane, initial_max_speed))
     return lanes
 
+
 def parse_phase(phase_repr):
     duration = search('duration: {:f}', phase_repr)
     minDuration = search('minDuration: {:f}', phase_repr)
@@ -48,6 +49,7 @@ def parse_phase(phase_repr):
 
     return Phase(duration[0], minDuration[0], maxDuration[0], phaseDef)
 
+
 def add_data_to_areas(areas: List[Area]):
     lanes = get_all_lanes()
     for area in areas:
@@ -57,12 +59,13 @@ def add_data_to_areas(areas: List[Area]):
                 for tl_id in traci.trafficlight.getIDList():  # add traffic lights 
                     if lane.lane_id in traci.trafficlight.getControlledLanes(tl_id):
                         logics = []
-                        for l in traci.trafficlight.getCompleteRedYellowGreenDefinition(tl_id): #add logics 
+                        for l in traci.trafficlight.getCompleteRedYellowGreenDefinition(tl_id):  # add logics 
                             phases = []
-                            for phase in traci.trafficlight.Logic.getPhases(l): #add phases to logics
+                            for phase in traci.trafficlight.Logic.getPhases(l):  # add phases to logics
                                 phases.append(parse_phase(phase.__repr__()))
-                            logics.append(Logic(l,phases)) 
-                        area.add_tl(TrafficLight(tl_id,logics))
+                            logics.append(Logic(l, phases)) 
+                        area.add_tl(TrafficLight(tl_id, logics))
+
 
 def compute_vehicle_emissions(veh_id):
     return (traci.vehicle.getCOEmission(veh_id)
@@ -81,18 +84,21 @@ def get_all_vehicles() -> List[Vehicle]:
         vehicles.append(vehicle)
     return vehicles
 
-def get_emissions(grid: List[Area], vehicles: List[Vehicle]):
+
+def get_emissions(grid: List[Area], vehicles: List[Vehicle], current_step, config, logger):
     for area in grid:
+        vehicle_emissions = 0
         for vehicle in vehicles:
             if vehicle.pos in area:
-                area.emissions += vehicle.emissions
-        if area.emissions > config.EMISSIONS_THRESHOLD: 
+                vehicle_emissions += vehicle.emissions
+                
+        area.emissions_by_step.append(vehicle_emissions)
+        
+        if area.sum_emissions_into_window(current_step, config.window_size) >= config.emissions_threshold: 
                 
             if config.limit_speed_mode and not area.limited_speed:
                 logger.info(f'Action - Decreased max speed into {area.name} by {config.speed_rf*100}%')
                 actions.limit_speed_into_area(area, vehicles, config.speed_rf)
-                traci.polygon.setColor(area.name, (255, 0, 0))
-                traci.polygon.setFilled(area.name, True)
                 if config.adjust_traffic_light_mode and not area.tls_adjusted:
                     logger.info(f'Action - Decreased traffic lights duration by {config.trafficLights_duration_rf*100}%')
                     actions.adjust_traffic_light_phase_duration(area, config.trafficLights_duration_rf)
@@ -102,53 +108,83 @@ def get_emissions(grid: List[Area], vehicles: List[Vehicle]):
                     logger.info(f'Action - {area.name} blocked')
                     actions.lock_area(area)
                     
-def main():
+            traci.polygon.setColor(area.name, (255, 0, 0))
+            traci.polygon.setFilled(area.name, True)
+        
+        else:
+            actions.reverse_actions(area)
+
+
+def run(config, logger):
     grid = list()
     try:
         traci.start(config.sumo_cmd)
-        
+        logger.info(f'Loaded simulation file : {config._SUMOCFG}')
         logger.info('Loading data for the simulation')
         start = time.perf_counter()
        
-        grid = init_grid(traci.simulation.getNetBoundary(), config.CELLS_NUMBER)
+        grid = init_grid(traci.simulation.getNetBoundary(), config.areas_number)
         add_data_to_areas(grid)
         
-        loading_time = round(time.perf_counter() - start,2)
+        loading_time = round(time.perf_counter() - start, 2)
         logger.info(f'Data loaded ({loading_time}s)')
         
         logger.info('Start of the simulation')
         step = 0 
-        while step < config.n_steps : #traci.simulation.getMinExpectedNumber() > 0:
+        while step < config.n_steps :  # traci.simulation.getMinExpectedNumber() > 0:
             traci.simulationStep()
 
             vehicles = get_all_vehicles()
-            get_emissions(grid, vehicles)
+            get_emissions(grid, vehicles, step, config, logger)
 
             if config.weight_routing_mode:
-                logger.info('Action - Lane weights adjusted')
                 actions.adjust_edges_weights()
 
             step += 1
             
     finally:
         traci.close(False)
-        simulation_time = round(time.perf_counter() - start,2)
+        simulation_time = round(time.perf_counter() - start, 2)
         logger.info(f'End of the simulation ({simulation_time}s)')
         
         total_emissions = 0
         for area in grid:
-            total_emissions += area.emissions
+            total_emissions += area.sum_all_emissions()
     
         logger.info(f'Total emissions = {total_emissions} mg')
         
-        if not config.without_actions_mode:
+        if not config.without_actions_mode :
             ref = config.get_basics_emissions()
-            diff_with_actions = (ref - total_emissions)/ref    
-            logger.info(f'Reduction percentage of emissions = {diff_with_actions*100} %')
+            if not (ref is None):
+                diff_with_actions = (ref - total_emissions) / ref    
+                logger.info(f'Reduction percentage of emissions = {diff_with_actions*100} %')
     
-        logger.info('With the configuration : \n' + str(config.show_config()))
-        logger.info('Logs END')
+    
+def main(args):
+    parser = argparse.ArgumentParser(description="")
+    parser.add_argument("-f", "--configfile", type=str, default='configs/default_config.json', required=False)
+    parser.add_argument("-save", "--save", action="store_true")
+    parser.add_argument("-ref", "--ref", action="store_true")
+    args = parser.parse_args(args)
+    
+    # > py ./emissions.py -f configs/config1.json -save
+    # will load the configuration file "config1.json" and save logs into the logs directory 
+    
+    # > py ./emissions.py -f configs/config1.json -save -ref & py ./emissions.py -f configs/config1.json -save
+    # same as above but also launches a reference simulation by using -ref option 
+    
+    config = Config()
+    config.import_config_file(args.configfile)
+    config.init_traci()
+    logger = config.init_logger(save_logs=args.save)
+    if args.ref: 
+        config.without_actions_mode = True
+        config.check_config()
+        logger.info(f'Reference simulation')
+    logger.info(f'Loaded configuration file : {args.configfile}')
+    
+    run(config, logger)
 
             
 if __name__ == '__main__':
-    main()
+    main(sys.argv[1:])

sumo_project/model.py

@@ -1,9 +1,9 @@
+from traci._trafficlight import Logic as SUMO_Logic
 from typing import Tuple, Set
 
 from shapely.geometry import Point, LineString
 from shapely.geometry import Polygon
 from shapely.geometry.base import BaseGeometry
-from traci._trafficlight import Logic as SUMO_Logic
 
 
 class Lane:
@@ -51,7 +51,7 @@ class Area:
         self.tls_adjusted = False
         self.rectangle = Polygon(coords)
         self.name = name
-        self.emissions = 0.0
+        self.emissions_by_step = [] 
         self._lanes: Set[Lane] = set()
         self._tls: Set[TrafficLight] = set() 
 
@@ -77,6 +77,19 @@ class Area:
     def remove_lane(self, lane: Lane):
         self._lanes.remove(lane)
         
+    def sum_all_emissions(self):
+        sum = 0 
+        for emission in self.emissions_by_step:
+            sum += emission
+        return sum 
+    
+    def sum_emissions_into_window(self, current_step, window_size):
+        sum = 0
+        q = current_step // window_size #Returns the integral part of the quotient
+        for i in range(q*window_size, current_step):
+            sum += self.emissions_by_step[i]
+        return sum
+
     @classmethod
     def from_bounds(cls, xmin, ymin, xmax, ymax):
         return cls((