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Merged
merged 3 commits into from
Jun 16, 2020
Merged

I210 updated #970

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6004f6e
updated i210 simulation
AboudyKreidieh Jun 15, 2020
e1cd8a4
increased the time horizon
AboudyKreidieh Jun 15, 2020
710e307
added edge starts
AboudyKreidieh Jun 15, 2020
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27 changes: 17 additions & 10 deletions examples/exp_configs/non_rl/i210_subnetwork.py
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Original file line number Diff line number Diff line change
Expand Up @@ -24,11 +24,15 @@
# whether to include the downstream slow-down edge in the network
WANT_DOWNSTREAM_BOUNDARY = True
# whether to include vehicles on the on-ramp
ON_RAMP = True
ON_RAMP = False
# the inflow rate of vehicles (in veh/hr)
INFLOW_RATE = 5 * 2215
INFLOW_RATE = 2050
# the speed of inflowing vehicles from the main edge (in m/s)
INFLOW_SPEED = 24.1
INFLOW_SPEED = 25.5
# horizon over which to run the env
HORIZON = 1500
# steps to run before follower-stopper is allowed to take control
WARMUP_STEPS = 600

# =========================================================================== #
# Specify the path to the network template. #
Expand Down Expand Up @@ -75,12 +79,13 @@

inflow = InFlows()
# main highway
inflow.add(
veh_type="human",
edge="ghost0" if WANT_GHOST_CELL else "119257914",
vehs_per_hour=INFLOW_RATE,
departLane="best",
departSpeed=INFLOW_SPEED)
for lane in [0, 1, 2, 3, 4]:
inflow.add(
veh_type="human",
edge="ghost0" if WANT_GHOST_CELL else "119257914",
vehs_per_hour=INFLOW_RATE,
departLane=lane,
departSpeed=INFLOW_SPEED)
# on ramp
if ON_RAMP:
inflow.add(
Expand Down Expand Up @@ -123,7 +128,9 @@

# environment related parameters (see flow.core.params.EnvParams)
env=EnvParams(
horizon=10000,
horizon=HORIZON,
warmup_steps=WARMUP_STEPS,
sims_per_step=3
),

# network-related parameters (see flow.core.params.NetParams and the
Expand Down
14 changes: 7 additions & 7 deletions examples/exp_configs/templates/sumo/i210_with_ghost_cell_with_downstream.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -3501,11 +3501,11 @@
</lane>
</edge>
<edge id="ghost0" from="gneJ0" to="300944378" priority="1" spreadType="center">
<lane id="ghost0_0" index="0" speed="13.89" length="573.08" shape="-17.02,1355.30 478.76,1067.86"/>
<lane id="ghost0_1" index="1" speed="13.89" length="573.08" shape="-15.36,1358.16 480.42,1070.71"/>
<lane id="ghost0_2" index="2" speed="13.89" length="573.08" shape="-13.71,1361.01 482.07,1073.56"/>
<lane id="ghost0_3" index="3" speed="13.89" length="573.08" shape="-12.05,1363.86 483.73,1076.42"/>
<lane id="ghost0_4" index="4" speed="13.89" length="573.08" shape="-10.40,1366.72 485.38,1079.27"/>
<lane id="ghost0_0" index="0" speed="30" length="573.08" shape="-17.02,1355.30 478.76,1067.86"/>
<lane id="ghost0_1" index="1" speed="30" length="573.08" shape="-15.36,1358.16 480.42,1070.71"/>
<lane id="ghost0_2" index="2" speed="30" length="573.08" shape="-13.71,1361.01 482.07,1073.56"/>
<lane id="ghost0_3" index="3" speed="30" length="573.08" shape="-12.05,1363.86 483.73,1076.42"/>
<lane id="ghost0_4" index="4" speed="30" length="573.08" shape="-10.40,1366.72 485.38,1079.27"/>
</edge>

<tlLogic id="122684743" type="static" programID="0" offset="0">
Expand Down Expand Up @@ -4727,8 +4727,8 @@
<connection from="119257908#1-AddedOffRampEdge" to="119257908#2" fromLane="3" toLane="2" via=":1686591010_1_2" dir="s" state="M"/>
<connection from="119257908#1-AddedOffRampEdge" to="119257908#2" fromLane="4" toLane="3" via=":1686591010_1_3" dir="s" state="M"/>
<connection from="119257908#1-AddedOffRampEdge" to="119257908#2" fromLane="5" toLane="4" via=":1686591010_1_4" dir="s" state="M"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="0" toLane="0" via=":119257908#1-AddedOnRampNode_0_0" dir="s" state="M"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="1" toLane="0" via=":119257908#1-AddedOnRampNode_0_1" dir="s" state="m"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="0" toLane="0" via=":119257908#1-AddedOnRampNode_0_0" dir="s" state="m"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="1" toLane="0" via=":119257908#1-AddedOnRampNode_0_1" dir="s" state="M"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="2" toLane="1" via=":119257908#1-AddedOnRampNode_0_2" dir="s" state="M"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="3" toLane="2" via=":119257908#1-AddedOnRampNode_0_3" dir="s" state="M"/>
<connection from="119257908#1-AddedOnRampEdge" to="119257908#1" fromLane="4" toLane="3" via=":119257908#1-AddedOnRampNode_0_4" dir="s" state="M"/>
Expand Down
88 changes: 88 additions & 0 deletions flow/networks/i210_subnetwork.py
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,26 @@ def __init__(self,
if p not in net_params.additional_params:
raise KeyError('Network parameter "{}" not supplied'.format(p))

# The length of each edge and junction is a fixed term that can be
# found in the xml file.
self.length_with_ghost_edge = [
("ghost0", 573.08),
(":300944378_0", 0.30),
("119257914", 61.28),
(":300944379_0", 0.31),
("119257908#0", 696.97),
(":300944436_0", 2.87),
("119257908#1-AddedOnRampEdge", 97.20),
(":119257908#1-AddedOnRampNode_0", 3.24),
("119257908#1", 239.68),
(":119257908#1-AddedOffRampNode_0", 3.24),
("119257908#1-AddedOffRampEdge", 98.50),
(":1686591010_1", 5.46),
("119257908#2", 576.61),
(":1842086610_1", 4.53),
("119257908#3", 17.49),
]

super(I210SubNetwork, self).__init__(
name=name,
vehicles=vehicles,
Expand Down Expand Up @@ -196,3 +216,71 @@ def specify_routes(self, net_params):
})

return rts

def specify_edge_starts(self):
"""See parent class."""
if self.net_params.additional_params["ghost_edge"]:
# Collect the names of all the edges.
edge_names = [
e[0] for e in self.length_with_ghost_edge
if not e[0].startswith(":")
]

edge_starts = []
for edge in edge_names:
# Find the position of the edge in the list of tuples.
edge_pos = next(
i for i in range(len(self.length_with_ghost_edge))
if self.length_with_ghost_edge[i][0] == edge
)

# Sum of lengths until the edge is reached to compute the
# starting position of the edge.
edge_starts.append((
edge,
sum(e[1] for e in self.length_with_ghost_edge[:edge_pos])
))

elif self.net_params.additional_params["on_ramp"]:
# TODO: this will incorporated in the future, if needed.
edge_starts = []

else:
# TODO: this will incorporated in the future, if needed.
edge_starts = []

return edge_starts

def specify_internal_edge_starts(self):
"""See parent class."""
if self.net_params.additional_params["ghost_edge"]:
# Collect the names of all the junctions.
edge_names = [
e[0] for e in self.length_with_ghost_edge
if e[0].startswith(":")
]

edge_starts = []
for edge in edge_names:
# Find the position of the edge in the list of tuples.
edge_pos = next(
i for i in range(len(self.length_with_ghost_edge))
if self.length_with_ghost_edge[i][0] == edge
)

# Sum of lengths until the edge is reached to compute the
# starting position of the edge.
edge_starts.append((
edge,
sum(e[1] for e in self.length_with_ghost_edge[:edge_pos])
))

elif self.net_params.additional_params["on_ramp"]:
# TODO: this will incorporated in the future, if needed.
edge_starts = []

else:
# TODO: this will incorporated in the future, if needed.
edge_starts = []

return edge_starts