a-b-street/abstreet
1
1
Fork 0
mirror of https://github.com/a-b-street/abstreet.git synced 2024-12-24 23:15:24 +03:00
Code Issues Projects Releases Wiki Activity

add a signal policy for half signals, inadvertently brought in by fe94357332. update a signal in south seattle.

Browse Source 
will regenerate in the next change
This commit is contained in:
Dustin Carlino 2020-07-23 13:52:49 -07:00
parent adbbc8764a
commit dd3f3d14ab
2 changed files with 33 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Cargo.lock generated
View File

@ -2829,7 +2829,7 @@ dependencies = [
[[package]]
name = "seattle_traffic_signals"
version = "0.1.0"
source = "git+https://github.com/dabreegster/seattle_traffic_signals#c110e0dfb330a3fd9dcfbb8df45403adf0d10c8e"
source = "git+https://github.com/dabreegster/seattle_traffic_signals#9a3a77da15a7eefacc5553579c0b80b7eeae2ff4"
dependencies = [
"include_dir 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",

34
map_model/src/make/traffic_signals.rs
View File

@ -1,6 +1,6 @@
use crate::{
ControlTrafficSignal, IntersectionCluster, IntersectionID, Map, Phase, RoadID, TurnGroup,
TurnGroupID, TurnPriority, TurnType,
ControlTrafficSignal, IntersectionCluster, IntersectionID, Map, Phase, PhaseType, RoadID,
TurnGroup, TurnGroupID, TurnPriority, TurnType,
};
use abstutil::Timer;
use geom::Duration;
@ -42,6 +42,9 @@ pub fn get_possible_policies(
if let Some(ts) = four_way_four_phase(map, id) {
results.push(("four-phase".to_string(), ts));
}
if let Some(ts) = half_signal(map, id) {
results.push(("half signal (2 roads with crosswalk)".to_string(), ts));
}
if let Some(ts) = degenerate(map, id) {
results.push(("degenerate (2 roads)".to_string(), ts));
}
@ -124,6 +127,33 @@ fn degenerate(map: &Map, i: IntersectionID) -> Option<ControlTrafficSignal> {
ts.validate().ok()
}
fn half_signal(map: &Map, i: IntersectionID) -> Option<ControlTrafficSignal> {
if map.get_i(i).roads.len() != 2 {
return None;
}
let turn_groups = TurnGroup::for_i(i, map);
let mut vehicle_phase = Phase::new();
let mut ped_phase = Phase::new();
for (id, group) in &turn_groups {
if id.crosswalk {
ped_phase.edit_group(group, TurnPriority::Protected);
} else {
vehicle_phase.edit_group(group, TurnPriority::Protected);
}
}
vehicle_phase.phase_type = PhaseType::Fixed(Duration::minutes(1));
ped_phase.phase_type = PhaseType::Fixed(Duration::seconds(10.0));
let ts = ControlTrafficSignal {
id: i,
phases: vec![vehicle_phase, ped_phase],
offset: Duration::ZERO,
turn_groups,
};
ts.validate().ok()
}
fn three_way(map: &Map, i: IntersectionID) -> Option<ControlTrafficSignal> {
if map.get_i(i).roads.len() != 3 {
return None;