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use std::collections::{BTreeMap, HashMap, HashSet};
use serde::{Deserialize, Serialize};
use abstio::{CityName, FileWithProgress};
use abstutil::{prettyprint_usize, Counter, Timer};
use geom::{Distance, Duration, LonLat, Time};
use kml::{ExtraShape, ExtraShapes};
use map_model::{osm, Map};
use sim::{OrigPersonID, TripMode, TripPurpose};
#[derive(Serialize, Deserialize)]
pub struct PopDat {
pub trips: Vec<OrigTrip>,
}
pub fn import_data(huge_map: &Map, timer: &mut Timer) -> PopDat {
let trips = import_trips(huge_map, timer);
let popdat = PopDat { trips };
abstio::write_binary(abstio::path_popdat(), &popdat);
popdat
}
fn import_trips(huge_map: &Map, timer: &mut Timer) -> Vec<OrigTrip> {
let (parcels, mut keyed_shapes) = import_parcels(huge_map, timer);
let mut trips = Vec::new();
let (reader, done) =
FileWithProgress::new(&CityName::seattle().input_path("trips_2014.csv")).unwrap();
let mut total_records = 0;
let mut people: HashSet<OrigPersonID> = HashSet::new();
let mut trips_from_parcel: Counter<usize> = Counter::new();
let mut trips_to_parcel: Counter<usize> = Counter::new();
for rec in csv::Reader::from_reader(reader).deserialize() {
total_records += 1;
let rec: RawTrip = rec.unwrap();
let from = parcels[&(rec.opcl as usize)].clone();
let to = parcels[&(rec.dpcl as usize)].clone();
trips_from_parcel.inc(from.parcel_id);
trips_to_parcel.inc(to.parcel_id);
if from.osm_building == to.osm_building {
if from.osm_building.is_some() {
}
continue;
}
let depart_at = Time::START_OF_DAY + Duration::minutes(rec.deptm as usize);
let mode = get_mode(&rec.mode);
let purpose = get_purpose(&rec.dpurp);
let trip_time = Duration::f64_minutes(rec.travtime);
let trip_dist = Distance::miles(rec.travdist);
let person = OrigPersonID(rec.hhno as usize, rec.pno as usize);
people.insert(person);
#[allow(clippy::float_cmp)]
let seq = (rec.tour as usize, rec.half == 2.0, rec.tseg as usize);
trips.push(OrigTrip {
from,
to,
depart_at,
mode,
person,
seq,
purpose,
trip_time,
trip_dist,
});
}
done(timer);
info!(
"{} trips total, over {} people. {} records filtered out",
prettyprint_usize(trips.len()),
prettyprint_usize(people.len()),
prettyprint_usize(total_records - trips.len())
);
trips.sort_by_key(|t| t.depart_at);
for (id, cnt) in trips_from_parcel.consume() {
if let Some(ref mut es) = keyed_shapes.get_mut(&id) {
es.attributes
.insert("trips_from".to_string(), cnt.to_string());
}
}
for (id, cnt) in trips_to_parcel.consume() {
if let Some(ref mut es) = keyed_shapes.get_mut(&id) {
es.attributes
.insert("trips_to".to_string(), cnt.to_string());
}
}
let shapes: Vec<ExtraShape> = keyed_shapes.into_iter().map(|(_, v)| v).collect();
abstio::write_binary(
CityName::seattle().input_path("parcels.bin"),
&ExtraShapes { shapes },
);
trips
}
#[cfg(feature = "scenarios")]
fn import_parcels(
huge_map: &Map,
timer: &mut Timer,
) -> (HashMap<usize, Endpoint>, BTreeMap<usize, ExtraShape>) {
use geom::FindClosest;
let mut closest_bldg: FindClosest<osm::OsmID> = FindClosest::new(huge_map.get_bounds());
for b in huge_map.all_buildings() {
closest_bldg.add(b.orig_id, b.polygon.points());
}
let mut x_coords: Vec<f64> = Vec::new();
let mut y_coords: Vec<f64> = Vec::new();
let mut z_coords: Vec<f64> = Vec::new();
let mut parcel_metadata = Vec::new();
let (reader, done) =
FileWithProgress::new(&CityName::seattle().input_path("parcels_urbansim.txt")).unwrap();
for rec in csv::ReaderBuilder::new()
.delimiter(b' ')
.from_reader(reader)
.deserialize()
{
let rec: RawParcel = rec.unwrap();
parcel_metadata.push((rec.parcelid, rec.hh_p, rec.parkdy_p + rec.parkhr_p));
x_coords.push(rec.xcoord_p);
y_coords.push(rec.ycoord_p);
z_coords.push(0.0);
}
done(timer);
timer.start(format!("transform {} points", parcel_metadata.len()));
let transform = gdal::spatial_ref::CoordTransform::new(
&gdal::spatial_ref::SpatialRef::from_proj4(
"+proj=lcc +lat_1=47.5 +lat_2=48.73333333333333 +lat_0=47 +lon_0=-120.8333333333333 \
+x_0=500000.0000000002 +y_0=0 +datum=NAD83 +units=us-ft +no_defs",
)
.expect("washington state plane"),
&gdal::spatial_ref::SpatialRef::from_epsg(4326).unwrap(),
)
.expect("regular GPS");
transform
.transform_coords(&mut x_coords, &mut y_coords, &mut z_coords)
.expect("transform coords");
timer.stop(format!("transform {} points", parcel_metadata.len()));
let bounds = huge_map.get_gps_bounds();
let boundary = huge_map.get_boundary_polygon();
let mut result = HashMap::new();
let mut shapes = BTreeMap::new();
timer.start_iter("finalize parcel output", parcel_metadata.len());
for ((x, y), (id, num_households, offstreet_parking_spaces)) in x_coords
.into_iter()
.zip(y_coords.into_iter())
.zip(parcel_metadata.into_iter())
{
timer.next();
let gps = LonLat::new(y, x);
let pt = gps.to_pt(bounds);
let osm_building = if bounds.contains(gps) {
closest_bldg
.closest_pt(pt, Distance::meters(30.0))
.map(|(b, _)| b)
} else {
None
};
result.insert(
id,
Endpoint {
pos: gps,
osm_building,
parcel_id: id,
},
);
if boundary.contains_pt(pt) {
let mut attributes = BTreeMap::new();
attributes.insert("id".to_string(), id.to_string());
if num_households > 0 {
attributes.insert("households".to_string(), num_households.to_string());
}
if offstreet_parking_spaces > 0 {
attributes.insert("parking".to_string(), offstreet_parking_spaces.to_string());
}
if let Some(b) = osm_building {
attributes.insert("osm_bldg".to_string(), b.inner().to_string());
}
shapes.insert(
id,
ExtraShape {
points: vec![gps],
attributes,
},
);
}
}
info!("{} parcels", prettyprint_usize(result.len()));
(result, shapes)
}
#[cfg(not(feature = "scenarios"))]
fn import_parcels(
_: &Map,
_: &mut Timer,
) -> (HashMap<usize, Endpoint>, BTreeMap<usize, ExtraShape>) {
panic!("Can't import_parcels for popdat.bin without the scenarios feature (GDAL dependency)");
}
fn get_purpose(code: &str) -> TripPurpose {
match code {
"0.0" => TripPurpose::Home,
"1.0" => TripPurpose::Work,
"2.0" => TripPurpose::School,
"3.0" => TripPurpose::Escort,
"4.0" => TripPurpose::PersonalBusiness,
"5.0" => TripPurpose::Shopping,
"6.0" => TripPurpose::Meal,
"7.0" => TripPurpose::Social,
"8.0" => TripPurpose::Recreation,
"9.0" => TripPurpose::Medical,
"10.0" => TripPurpose::ParkAndRideTransfer,
_ => panic!("Unknown opurp/dpurp {}", code),
}
}
fn get_mode(code: &str) -> TripMode {
match code {
"1.0" => TripMode::Walk,
"2.0" => TripMode::Bike,
"3.0" | "4.0" | "5.0" => TripMode::Drive,
"6.0" | "7.0" | "8.0" => TripMode::Transit,
"0.0" => TripMode::Walk,
_ => panic!("Unknown mode {}", code),
}
}
#[derive(Debug, Deserialize)]
struct RawTrip {
opcl: f64,
dpcl: f64,
deptm: f64,
mode: String,
opurp: String,
dpurp: String,
travtime: f64,
travdist: f64,
hhno: f64,
pno: f64,
tour: f64,
half: f64,
tseg: f64,
}
#[derive(Debug, Deserialize)]
struct RawParcel {
parcelid: usize,
hh_p: usize,
parkdy_p: usize,
parkhr_p: usize,
xcoord_p: f64,
ycoord_p: f64,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct OrigTrip {
pub from: Endpoint,
pub to: Endpoint,
pub depart_at: Time,
pub mode: TripMode,
pub person: OrigPersonID,
pub seq: (usize, bool, usize),
pub purpose: TripPurpose,
pub trip_time: Duration,
pub trip_dist: Distance,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Endpoint {
pub pos: LonLat,
pub osm_building: Option<osm::OsmID>,
pub parcel_id: usize,
}