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2022-06-14

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This commit is contained in:
Daniel S. 2022-06-14 23:00:50 +02:00
parent dc68cce9ed
commit 652609ca71
18 changed files with 565 additions and 2144 deletions
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1
.gitignore vendored
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@ -1,5 +1,6 @@
rust/target
rust/.history/
rust/Cargo.lock
**/*.rs.bk
*.tmp
*.idx

7
MANIFEST.in
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@ -1,4 +1,11 @@
include rust/Cargo.toml
include rust/.cargo/config
exclude docs_mdbook
exclude celery_test
exclude installer
exclude imgui_test
exclude icon
recursive-include rust/src *
recursive-include ed_lrr_gui *
recursive-exclude __pycache__ *.pyc *.pyo
global-exclude __pycache__

6
pyproject.toml
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@ -1,3 +1,9 @@
[build-system]
requires = ["setuptools", "wheel","setuptools_rust"]
build-backend = "setuptools.build_meta"
[tool.poetry]
description = "Elite: Dangerous Long Range Route Plotter"
name="ed_lrr"
version="0.2.0"
authors = ["Daniel Seiller <earthnuker@gmail.com>"]

26
rust/.devcontainer/devcontainer.json Normal file
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@ -0,0 +1,26 @@
// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
// https://github.com/microsoft/vscode-dev-containers/tree/v0.238.0/containers/docker-existing-dockerfile
{
"name": "ED_LRR",
// Sets the run context to one level up instead of the .devcontainer folder.
"context": "..",
// Update the 'dockerFile' property if you aren't using the standard 'Dockerfile' filename.
"dockerFile": "../Dockerfile",
// Use 'forwardPorts' to make a list of ports inside the container available locally.
// "forwardPorts": [],
// Uncomment the next line to run commands after the container is created - for example installing curl.
// "postCreateCommand": "apt-get update && apt-get install -y curl",
// Uncomment when using a ptrace-based debugger like C++, Go, and Rust
"runArgs": [ "--cap-add=SYS_PTRACE", "--security-opt", "seccomp=unconfined" ]
// Uncomment to use the Docker CLI from inside the container. See https://aka.ms/vscode-remote/samples/docker-from-docker.
// "mounts": [ "source=/var/run/docker.sock,target=/var/run/docker.sock,type=bind" ],
// Uncomment to connect as a non-root user if you've added one. See https://aka.ms/vscode-remote/containers/non-root.
// "remoteUser": "vscode"
}

5
rust/.vscode/settings.json vendored
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@ -10,10 +10,11 @@
],
"discord.enabled": true,
"python.pythonPath": "..\\.nox\\devenv-3-8\\python.exe",
"jupyter.jupyterServerType": "remote",
"jupyter.jupyterServerType": "local",
"files.associations": {
"*.ksy": "yaml",
"*.vpy": "python",
"stat.h": "c"
}
},
"rust-analyzer.diagnostics.disabled": ["unresolved-import"]
}

1718
rust/Cargo.lock generated
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File diff suppressed because it is too large Load diff

53
rust/Cargo.toml
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@ -18,59 +18,58 @@ lto = "fat"
[dependencies]
pyo3 = { version = "0.15.1", features = ["extension-module","eyre"] }
pyo3 = { version = "0.16.5", features = ["extension-module","eyre","abi3-py37"] }
csv = "1.1.6"
humantime = "2.1.0"
permutohedron = "0.2.4"
serde_json = "1.0.74"
serde_json = "1.0.81"
fnv = "1.0.7"
bincode = "1.3.3"
sha3 = "0.10.0"
sha3 = "0.10.1"
byteorder = "1.4.3"
rstar = "0.9.2"
crossbeam-channel = "0.5.2"
rstar = "0.9.3"
crossbeam-channel = "0.5.4"
better-panic = "0.3.0"
derivative = "2.2.0"
dict_derive = "0.4.0"
regex = "1.5.4"
regex = "1.5.6"
num_cpus = "1.13.1"
eddie = "0.4.2"
thiserror = "1.0.30"
pyo3-log = "0.5.0"
log = "0.4.14"
flate2 = "1.0.22"
thiserror = "1.0.31"
pyo3-log = "0.6.0"
log = "0.4.17"
flate2 = "1.0.24"
eval = "0.4.3"
pythonize = "0.15.0"
pythonize = "0.16.0"
itertools = "0.10.3"
intmap = "0.7.1"
diff-struct = "0.4.1"
rustc-hash = "1.1.0"
stats_alloc = "0.1.8"
stats_alloc = "0.1.10"
tracing = { version = "0.1.29", optional = true }
tracing-subscriber = { version = "0.3.5", optional = true }
tracing-tracy = { version = "0.8.0", optional = true }
tracing-unwrap = { version = "0.9.2", optional = true }
tracy-client = { version = "0.12.6", optional = true }
tracing-chrome = "0.4.0"
rand = "0.8.4"
eyre = "0.6.6"
tracing = { version = "0.1.34", optional = true }
tracing-subscriber = { version = "0.3.11", optional = true }
tracing-tracy = { version = "0.10.0", optional = true }
# tracing-unwrap = { version = "0.9.2", optional = true }
tracy-client = { version = "0.14.0", optional = true }
tracing-chrome = "0.6.0"
rand = "0.8.5"
eyre = "0.6.8"
memmap = "0.7.0"
csv-core = "0.1.10"
postcard = { version = "0.7.3", features = ["alloc"] }
nohash-hasher = "0.2.0"
dashmap = "5.3.4"
rayon = "1.5.3"
[features]
profiling = ["tracing","tracing-subscriber","tracing-tracy","tracing-unwrap","tracy-client"]
profiling = ["tracing","tracing-subscriber","tracing-tracy","tracy-client"]
[dev-dependencies]
criterion = { version = "0.3.5", features = ["real_blackbox"] }
rand = "0.8.4"
rand_distr = "0.4.2"
rand = "0.8.5"
rand_distr = "0.4.3"
[dependencies.serde]
version = "1.0.133"
version = "1.0.137"
features = ["derive"]

5
rust/Dockerfile Normal file
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@ -0,0 +1,5 @@
FROM ghcr.io/pyo3/maturin
LABEL ed_lrr_dev latest
RUN rustup default nightly
RUN pip install maturin[zig]

1
rust/clippy.toml Normal file
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@ -0,0 +1 @@
disallowed-types = ["std::collections::HashMap", "std::collections::HashSet"]

8
rust/docker-compose.yml Normal file
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@ -0,0 +1,8 @@
version: "4.0"
services:
ed_lrr_build:
build: .
working_dir: /code
command: ["build","-r","--zig", "--compatibility","manylinux2010"]
volumes:
- .:/code

71
rust/run_test.py
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@ -6,32 +6,46 @@ import shutil
import json
def setup_logging(loglevel="INFO"):
def setup_logging(loglevel="INFO", file=False):
import logging
import coloredlogs
coloredlogs.DEFAULT_FIELD_STYLES["delta"] = {"color": "green"}
coloredlogs.DEFAULT_FIELD_STYLES["levelname"] = {"color": "yellow"}
logfmt = " | ".join(
["[%(delta)s] %(levelname)s", "%(name)s:%(pathname)s:%(lineno)s", "%(message)s"]
)
class DeltaTimeFormatter(coloredlogs.ColoredFormatter):
class ColorDeltaTimeFormatter(coloredlogs.ColoredFormatter):
def format(self, record):
seconds = record.relativeCreated / 1000
duration = timedelta(seconds=seconds)
record.delta = str(duration)
return super().format(record)
coloredlogs.ColoredFormatter = DeltaTimeFormatter
logfmt = " | ".join(
["[%(delta)s] %(levelname)s", "%(name)s:%(pathname)s:%(lineno)s", "%(message)s"]
)
class DeltaTimeFormatter(coloredlogs.BasicFormatter):
def format(self, record):
seconds = record.relativeCreated / 1000
duration = timedelta(seconds=seconds)
record.delta = str(duration)
return super().format(record)
logger = logging.getLogger()
if file:
open("ed_lrr_test.log", "w").close()
fh = logging.FileHandler("ed_lrr_test.log")
fh.setLevel(logging.DEBUG)
fh.setFormatter(DeltaTimeFormatter(logfmt))
logger.addHandler(fh)
coloredlogs.DEFAULT_FIELD_STYLES["delta"] = {"color": "green"}
coloredlogs.DEFAULT_FIELD_STYLES["levelname"] = {"color": "yellow"}
coloredlogs.ColoredFormatter = ColorDeltaTimeFormatter
numeric_level = getattr(logging, loglevel.upper(), None)
if not isinstance(numeric_level, int):
raise ValueError("Invalid log level: %s" % loglevel)
coloredlogs.install(level=numeric_level, fmt=logfmt)
coloredlogs.install(level=numeric_level, fmt=logfmt, logger=logger)
return
setup_logging()
JUMP_RANGE = 48
globals().setdefault("__file__", r"D:\devel\rust\ed_lrr_gui\rust\run_test.py")
dirname = os.path.dirname(__file__) or "."
@ -39,28 +53,38 @@ os.chdir(dirname)
t_start = datetime.now()
os.environ["PYO3_PYTHON"] = sys.executable
if "--clean" in sys.argv[1:]:
SP.check_call(["cargo","clean"])
SP.check_call(["cargo", "clean"])
if "--build" in sys.argv[1:]:
SP.check_call(["cargo","lcheck"])
SP.check_call(["cargo", "lcheck"])
SP.check_call([sys.executable, "-m", "pip", "install", "-e", ".."])
print("Build+Install took:", datetime.now() - t_start)
sys.path.append("..")
setup_logging(file=True)
_ed_lrr = __import__("_ed_lrr")
def callback(state):
print(state)
print(_ed_lrr)
r = _ed_lrr.PyRouter(callback)
r.load("../stars_2.csv", immediate=False)
print(r)
r.str_tree_test()
exit()
r = _ed_lrr.PyRouter(callback)
r.load("../stars.csv", immediate=False)
print(r.resolve("Sol","Saggitarius A","Colonia","Merope"))
# r.nb_perf_test(JUMP_RANGE)
# exit()
# start, end = "Sol", "Colonia"
# systems = r.resolve(start, end)
# sys_ids = {k: v["id"] for k, v in systems.items()}
r.bfs_test(JUMP_RANGE)
# cfg = {}
# cfg["mode"] = "incremental_broadening"
# # input("{}>".format(os.getpid()))
# # route = r.precompute_neighbors(JUMP_RANGE)
# route = r.route([sys_ids[start], sys_ids[end]], JUMP_RANGE, cfg, 0)
# print("Optimal route:", len(route))
exit()
@ -68,10 +92,12 @@ ships = _ed_lrr.PyShip.from_journal()
r = _ed_lrr.PyRouter(callback)
r.load("../stars.csv", immediate=False)
def func(*args,**kwargs):
def func(*args, **kwargs):
print(kwargs)
return 12
r.precompute_neighbors(JUMP_RANGE)
exit()
@ -119,6 +145,7 @@ start, end = "Sol", "Colonia"
systems = r.resolve(start, end)
sys_ids = {k: v["id"] for k, v in systems.items()}
cfg = {}
cfg["mode"] = "incremental_broadening"
# input("{}>".format(os.getpid()))

2
rust/rust-toolchain.toml Normal file
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@ -0,0 +1,2 @@
[toolchain]
channel = "nightly"

183
rust/src/common.rs
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@ -1,11 +1,12 @@
//! # Common utlility functions
use crate::route::{LineCache, Router};
use crate::route::Router;
use bincode::Options;
use crossbeam_channel::{bounded, Receiver};
use csv::ByteRecord;
use dict_derive::IntoPyObject;
use eyre::Result;
use log::*;
use nohash_hasher::NoHashHasher;
use pyo3::prelude::*;
use pyo3::types::PyDict;
use pyo3::{conversion::ToPyObject, create_exception};
@ -13,8 +14,7 @@ use pythonize::depythonize;
use serde::{Deserialize, Serialize};
use sha3::{Digest, Sha3_256};
use std::collections::{BTreeMap, HashMap, HashSet, VecDeque};
use std::hash::{Hash, Hasher, BuildHasherDefault};
use std::io::Write;
use std::hash::{BuildHasherDefault, Hash, Hasher};
use std::ops::{Deref, DerefMut};
use std::path::Path;
use std::str::FromStr;
@ -25,22 +25,21 @@ use std::{
io::{BufReader, BufWriter},
path::PathBuf,
};
use nohash_hasher::NoHashHasher;
use thiserror::Error;
#[inline(always)]
pub fn heuristic(range: f32, node: &TreeNode, goal: &TreeNode) -> f32 {
// distance remaining after jumping from node towards goal
let a2 = dist2(&node.pos, &goal.pos);
let mult=node.get_mult();
let b2 = range * range * mult*mult;
let a2 = dist(&node.pos, &goal.pos);
let mult = node.get_mult();
let b2 = range * mult;
return (a2 - b2).max(0.0);
}
/// Min-heap priority queue using f32 as priority
pub struct MinFHeap<T: Ord>(pub BinaryHeap<(Reverse<F32>, T)>);
pub struct MinFHeap<T: Ord>(BinaryHeap<(Reverse<F32>, T)>);
/// Max-heap priority queue using f32 as priority
pub struct MaxFHeap<T: Ord>(pub BinaryHeap<(F32, T)>);
pub struct MaxFHeap<T: Ord>(BinaryHeap<(F32, T)>);
impl<T: Ord> MaxFHeap<T> {
/// Create new, empty priority queue
@ -391,7 +390,7 @@ pub enum SysEntry {
}
impl ToPyObject for SysEntry {
fn to_object(&self, py: Python) -> PyObject {
fn to_object(&self, py: Python<'_>) -> PyObject {
match self {
Self::ID(id) => id.to_object(py),
Self::Name(name) => name.to_object(py),
@ -483,99 +482,6 @@ pub fn ndot(u: &[f32; 3], v: &[f32; 3]) -> f32 {
(u[0] * v[0]) / lm + (u[1] * v[1]) / lm + (u[2] * v[2]) / lm
}
/// Fuzzy string matcher, use to resolve star system names
#[cfg_attr(feature = "profiling", tracing::instrument(skip(rx)))]
fn matcher(
rx: Receiver<ByteRecord>,
names: Vec<String>,
exact: bool,
) -> HashMap<String, (f64, Option<u32>)> {
let mut best: HashMap<String, (f64, Option<u32>)> = HashMap::new();
for name in &names {
best.insert(name.to_string(), (0.0, None));
}
let names_u8: Vec<(String, _)> = names.iter().map(|n| (n.clone(), n.as_bytes())).collect();
let sdist = eddie::slice::Levenshtein::new();
for sys in rx.into_iter() {
for (name, name_b) in &names_u8 {
if let Some(ent) = best.get_mut(name) {
if (ent.0 - 1.0).abs() < std::f64::EPSILON {
continue;
}
if exact && (&sys[1] == *name_b) {
let id = std::str::from_utf8(&sys[0]).unwrap().parse().unwrap();
*ent = (1.0, Some(id));
continue;
}
let d = sdist.similarity(&sys[1], name_b);
if d > ent.0 {
let id = std::str::from_utf8(&sys[0]).unwrap().parse().unwrap();
*ent = (d, Some(id));
}
};
}
}
best
}
/// Scan through the csv file at `path` and return a hash map
/// mapping the strings from `names` to a tuple `(score, Option<system_id>)`.
/// Scoring matching uses the normalized Levenshtein distance where 1.0 is an exact match.
pub fn find_matches(
path: &Path,
names: Vec<String>,
exact: bool,
) -> Result<HashMap<String, (f64, Option<u32>)>, String> {
let mut best: HashMap<String, (f64, Option<u32>)> = HashMap::new();
if names.is_empty() {
return Ok(best);
}
for name in &names {
best.insert(name.to_string(), (0.0, None));
}
let mut workers = Vec::new();
let ncpus = num_cpus::get();
let (tx, rx) = bounded(4096 * ncpus);
for _ in 0..ncpus {
let names = names.clone();
let rx = rx.clone();
let th = thread::spawn(move || matcher(rx, names, exact));
workers.push(th);
}
let mut rdr = match csv::ReaderBuilder::new().has_headers(false).from_path(path) {
Ok(rdr) => rdr,
Err(e) => {
return Err(format!("Error opening {}: {}", path.to_str().unwrap(), e));
}
};
let t_start = std::time::Instant::now();
let mut processed: usize = 0;
for record in rdr.byte_records().flat_map(|v| v.ok()) {
tx.send(record).unwrap();
processed += 1;
}
drop(tx);
while let Some(th) = workers.pop() {
for (name, (score, sys)) in th.join().unwrap().iter() {
best.entry(name.clone()).and_modify(|ent| {
if score > &ent.0 {
*ent = (*score, *sys);
}
});
}
}
let dt = std::time::Instant::now() - t_start;
info!(
"Searched {} records in {:?}: {} records/second",
processed,
dt,
(processed as f64) / dt.as_secs_f64()
);
Ok(best)
}
/// Hash the contents of `path` with sha3 and return the hash as a vector of bytes
fn hash_file(path: &Path) -> Vec<u8> {
let mut hash_reader = BufReader::new(File::open(path).unwrap());
@ -632,7 +538,7 @@ pub struct TreeNode {
}
impl ToPyObject for TreeNode {
fn to_object(&self, py: Python) -> PyObject {
fn to_object(&self, py: Python<'_>) -> PyObject {
pythonize::pythonize(py, self).unwrap()
}
}
@ -647,7 +553,7 @@ impl TreeNode {
match self.flags {
0b11 => 4.0,
0b10 => 1.5,
_ => 1.0
_ => 1.0,
}
}
}
@ -696,22 +602,21 @@ pub struct System {
impl System {
fn get_flags(&self) -> u8 {
let mut flags=0;
if self.mult==4.0 {
return 0b11
if self.mult == 4.0 {
return 0b11;
}
if self.mult==1.5 {
return 0b10
if self.mult == 1.5 {
return 0b10;
}
if self.has_scoopable {
return 0b01
return 0b01;
}
return 0b00
return 0b00;
}
}
impl ToPyObject for System {
fn to_object(&self, py: Python) -> PyObject {
fn to_object(&self, py: Python<'_>) -> PyObject {
let d = PyDict::new(py);
d.set_item("id", self.id).unwrap();
d.set_item("name", self.name.clone()).unwrap();
@ -771,51 +676,55 @@ impl<T> Default for DQueue<T> {
}
}
#[derive(Debug, Default, Serialize, Deserialize)]
struct BKTreeNode {
ids: HashSet<u32,BuildHasherDefault<NoHashHasher<u32>>>,
children: HashMap<u8,Self,BuildHasherDefault<NoHashHasher<u8>>>
ids: HashSet<u32, BuildHasherDefault<NoHashHasher<u32>>>,
children: HashMap<u8, Self, BuildHasherDefault<NoHashHasher<u8>>>,
}
impl BKTreeNode {
fn new(data: &[String], dist: &eddie::str::Levenshtein) -> Self {
let mut tree= Self::default();
let mut max_depth=0;
(0..data.len()).map(|id| {
max_depth=max_depth.max(tree.insert(data,id as u32, dist,0));
if (id>0) && (id%100_000 == 0) {
println!("Inserting ID {}, Max Depth: {}",id,max_depth);
let mut tree = Self::default();
let mut max_depth = 0;
(0..data.len())
.map(|id| {
max_depth = max_depth.max(tree.insert(data, id as u32, dist, 0));
if (id > 0) && (id % 100_000 == 0) {
println!("Inserting ID {}, Max Depth: {}", id, max_depth);
}
}).max();
println!("Max Depth: {}",max_depth);
})
.max();
println!("Max Depth: {}", max_depth);
tree
}
fn from_id(id: u32) -> Self {
let mut ret=Self::default();
let mut ret = Self::default();
ret.ids.insert(id);
return ret;
}
fn insert(&mut self, data: &[String],id: u32, dist: &eddie::str::Levenshtein, depth: usize) -> usize {
fn insert(
&mut self,
data: &[String],
id: u32,
dist: &eddie::str::Levenshtein,
depth: usize,
) -> usize {
if self.is_empty() {
self.ids.insert(id);
return depth;
}
let idx = self.get_id().unwrap() as usize;
let self_key = data.get(idx).unwrap();
let ins_key = data.get(id as usize).unwrap();
let dist_key = dist.distance(self_key,ins_key) as u8;
if dist_key==0 {
let dist_key = dist.distance(&data[idx], &data[id as usize]) as u8;
if dist_key == 0 {
self.ids.insert(id);
return depth;
}
if let Some(child) = self.children.get_mut(&dist_key) {
return child.insert(data,id,dist,depth+1);
return child.insert(data, id, dist, depth + 1);
} else {
self.children.insert(dist_key,Self::from_id(id));
self.children.insert(dist_key, Self::from_id(id));
return depth;
}
}
@ -835,13 +744,11 @@ pub struct BKTree {
root: BKTreeNode,
}
impl BKTree {
pub fn new(data: &[String], base_id: u32) -> Self {
let dist = eddie::str::Levenshtein::new();
let root = BKTreeNode::new(data, &dist);
Self {base_id,root}
Self { base_id, root }
}
pub fn id(&self) -> u32 {
@ -851,8 +758,8 @@ impl BKTree {
pub fn dump(&self, fh: &mut BufWriter<File>) -> EdLrrResult<()> {
let options = bincode::DefaultOptions::new();
let amt = options.serialized_size(self)?;
println!("Writing {}",amt);
options.serialize_into(fh,self)?;
println!("Writing {}", amt);
options.serialize_into(fh, self)?;
Ok(())
}

196
rust/src/lib.rs
View file

@ -1,4 +1,6 @@
#![feature(binary_heap_retain)]
#![allow(dead_code, clippy::needless_return, clippy::too_many_arguments)]
#![warn(rust_2018_idioms, rust_2021_compatibility, clippy::disallowed_types)]
//! # Elite: Danerous Long Range Router
pub mod common;
pub mod galaxy;
@ -10,13 +12,9 @@ pub mod route;
pub mod search_algos;
pub mod ship;
use bincode::Options;
use csv::{Position, StringRecord};
use eddie::Levenshtein;
// =========================
use stats_alloc::{Region, StatsAlloc, INSTRUMENTED_SYSTEM};
use std::alloc::System as SystemAlloc;
use std::cell::RefMut;
use std::collections::BTreeMap;
use std::io::{BufWriter, Write};
use std::path::Path;
@ -30,8 +28,7 @@ mod profiling {
pub fn init() {}
}
extern crate derivative;
use crate::common::{find_matches, grid_stats, EdLrrError, SysEntry, System};
use crate::common::{grid_stats, EdLrrError, SysEntry, System};
#[cfg(feature = "profiling")]
use crate::profiling::*;
use crate::route::{Router, SearchState};
@ -39,16 +36,14 @@ use crate::ship::Ship;
use eyre::Result;
#[cfg(not(feature = "profiling"))]
use log::*;
use pyo3::create_exception;
use pyo3::exceptions::*;
use pyo3::prelude::*;
use pyo3::types::{IntoPyDict, PyDict, PyTuple};
use pyo3::{create_exception, PyObjectProtocol};
use route::{LineCache, PyModeConfig};
use std::{
cell::RefCell, collections::HashMap, convert::TryInto, fs::File, io::BufReader, path::PathBuf,
};
use route::PyModeConfig;
use std::{collections::HashMap, convert::TryInto, fs::File, path::PathBuf};
#[cfg(feature = "profiling")]
#[cfg(feature = "mem_profiling")]
#[global_allocator]
static GLOBAL: ProfiledAllocator<std::alloc::System> =
ProfiledAllocator::new(std::alloc::System, 1024);
@ -87,8 +82,6 @@ impl PyRouter {
.ok_or_else(|| PyErr::from(EdLrrError::RuntimeError("no stars.csv loaded".to_owned())))
.map(PathBuf::from)
}
}
#[pymethods]
@ -115,25 +108,23 @@ impl PyRouter {
#[args(primary_only = "false", immediate = "false")]
#[pyo3(text_signature = "(path, primary_only, /)")]
fn load(&mut self, path: String, py: Python, immediate: bool) -> PyResult<PyObject> {
fn load(&mut self, path: String, py: Python<'_>, immediate: bool) -> PyResult<PyObject> {
self.stars_path = Some(path);
if immediate {
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
return Err(PyErr::new::<PyValueError, _>(err_msg));
};
self.router
.load(&self.check_stars()?)
.map_err(PyErr::new::<PyValueError, _>)?;
}
Ok(py.None())
}
#[pyo3(text_signature = "(/)")]
fn unload(&mut self, py: Python) -> PyObject {
fn unload(&mut self, py: Python<'_>) -> PyObject {
self.router.unload();
py.None()
}
fn plot(&mut self, py: Python) -> PyResult<PyObject> {
fn plot(&mut self, py: Python<'_>) -> PyResult<PyObject> {
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
@ -155,7 +146,7 @@ impl PyRouter {
Ok(plot_bbox.to_object(py))
}
fn run_bfs(&mut self, range: f32, py: Python) -> PyResult<PyObject> {
fn run_bfs(&mut self, range: f32, py: Python<'_>) -> PyResult<PyObject> {
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
@ -167,7 +158,7 @@ impl PyRouter {
.map(|_| py.None())
}
fn precompute_graph(&mut self, range: f32, py: Python) -> PyResult<PyObject> {
fn precompute_graph(&mut self, range: f32, py: Python<'_>) -> PyResult<PyObject> {
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
@ -179,31 +170,29 @@ impl PyRouter {
.map(|_| py.None())
}
fn nb_perf_test(&mut self, range: f32, py: Python) -> PyResult<PyObject> {
fn nb_perf_test(&mut self, range: f32, py: Python<'_>) -> PyResult<PyObject> {
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
return Err(PyErr::new::<PyValueError, _>(err_msg));
};
let mut nbmap = BTreeMap::new();
let tree = self.router.get_tree();
let total_nodes = tree.size();
let mut total_nbs = 0;
for (n, node) in tree.iter().enumerate() {
let nbs = self
.router
.neighbours(node, range)
.map(|nb| nb.id)
.collect::<Vec<_>>();
nbmap.insert(node.id, nbs);
total_nbs += self.router.neighbours(node, range).count();
// nbmap.insert(node.id, nbs);
if n % 100_000 == 0 {
println!("{}/{}", n, total_nodes);
let avg = total_nbs as f64 / (n + 1) as f64;
info!("{}/{} {} ({})", n, total_nodes, total_nbs, avg);
}
}
println!("{}", nbmap.len());
let avg = total_nbs as f64 / total_nodes as f64;
info!("Total: {} ({})", total_nbs, avg);
Ok(py.None())
}
fn precompute_neighbors(&mut self, range: f32, py: Python) -> PyResult<PyObject> {
fn precompute_neighbors(&mut self, range: f32, py: Python<'_>) -> PyResult<PyObject> {
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
@ -215,6 +204,36 @@ impl PyRouter {
.map(|_| py.None())
}
fn bfs_test(&mut self, range: f32) -> PyResult<()> {
use rand::prelude::*;
let stars_path = self.check_stars()?;
let route_res = self.router.load(&stars_path);
if let Err(err_msg) = route_res {
return Err(PyErr::new::<PyValueError, _>(err_msg));
};
let mut rng = rand::rngs::StdRng::seed_from_u64(0);
let nodes = self.router.get_tree().size();
loop {
let source = *self
.router
.get_tree()
.iter()
.nth(rng.gen_range(0..nodes))
.unwrap();
let goal = *self
.router
.get_tree()
.iter()
.nth(rng.gen_range(0..nodes))
.unwrap();
self.router.bfs_loop_test(range, &source, &goal, 0);
for w in 0..=15 {
self.router.bfs_loop_test(range, &source, &goal, 2usize.pow(w));
}
}
Ok(())
}
#[args(
greedyness = "0.5",
max_dist = "0.0",
@ -238,7 +257,7 @@ impl PyRouter {
let ids: Vec<u32> = match resolve(&hops, &self.router.path, true) {
Ok(sytems) => sytems.into_iter().map(|id| id.into_id()).collect(),
Err(err_msg) => {
return Err(EdLrrError::ResolveError(err_msg).into());
return Err(err_msg.into());
}
};
let mut is_default = false;
@ -287,7 +306,7 @@ impl PyRouter {
return res;
}
fn perf_test(&self, callback: PyObject, py: Python) -> PyResult<PyObject> {
fn perf_test(&self, callback: PyObject, py: Python<'_>) -> PyResult<PyObject> {
use common::TreeNode;
let node = TreeNode {
pos: [-65.21875, 7.75, -111.03125],
@ -320,22 +339,34 @@ impl PyRouter {
#[args(grid_size = "1.0")]
#[pyo3(text_signature = "(grid_size)")]
fn get_grid(&self, grid_size: f32, py: Python) -> PyResult<PyObject> {
fn get_grid(&self, grid_size: f32, py: Python<'_>) -> PyResult<PyObject> {
let stars_path = self.check_stars()?;
grid_stats(&stars_path, grid_size)
.map(|ret| ret.to_object(py))
.map_err(PyErr::new::<PyRuntimeError, _>)
}
fn floyd_warshall_test(&mut self, range: f32) -> PyResult<Vec<common::System>> {
let stars_path = self.check_stars()?;
self.router
.load(&stars_path)
.map_err(PyErr::new::<PyValueError, _>)?;
let res = self
.router
.floyd_warshall(range)
.map_err(PyErr::new::<RoutingError, _>)?;
Ok(res)
}
#[args(hops = "*")]
#[pyo3(text_signature = "(sys_1, sys_2, ..., /)")]
fn resolve(&self, hops: Vec<SysEntry>, py: Python) -> PyResult<PyObject> {
fn resolve(&self, hops: Vec<SysEntry>, py: Python<'_>) -> PyResult<PyObject> {
info!("Resolving systems...");
let stars_path = self.check_stars()?;
let systems: Vec<System> = match resolve(&hops, &stars_path, false) {
Ok(sytems) => sytems.into_iter().map(|sys| sys.into_system()).collect(),
Err(err_msg) => {
return Err(EdLrrError::ResolveError(err_msg).into());
return Err(err_msg.into());
}
};
let ret: Vec<(_, System)> = hops
@ -356,15 +387,15 @@ impl PyRouter {
.map_err(EdLrrError::from)?;
let mut data: Vec<String> = Vec::with_capacity(CHUNK_SIZE);
let t_start = Instant::now();
let mut base_id=0;
let mut base_id = 0;
let mut wr = BufWriter::new(File::create("test.bktree")?);
for sys in reader.into_deserialize::<System>() {
let sys = sys?;
data.push(sys.name);
if data.len()>CHUNK_SIZE {
if data.len() > CHUNK_SIZE {
let tree = BKTree::new(&data, base_id);
tree.dump(&mut wr)?;
base_id=sys.id;
base_id = sys.id;
}
}
if !data.is_empty() {
@ -375,10 +406,7 @@ impl PyRouter {
println!("Took: {:?}", t_start.elapsed());
Ok(())
}
}
#[pyproto]
impl PyObjectProtocol for PyRouter {
fn __str__(&self) -> PyResult<String> {
Ok(format!("{:?}", &self))
}
@ -387,7 +415,6 @@ impl PyObjectProtocol for PyRouter {
Ok(format!("{:?}", &self))
}
}
enum ResolveResult {
System(System),
ID(u32),
@ -409,7 +436,11 @@ impl ResolveResult {
}
}
fn resolve(entries: &[SysEntry], path: &Path, id_only: bool) -> Result<Vec<ResolveResult>, String> {
fn resolve(
entries: &[SysEntry],
path: &Path,
id_only: bool,
) -> Result<Vec<ResolveResult>, EdLrrError> {
let mut names: Vec<String> = Vec::new();
let mut ret: Vec<u32> = Vec::new();
let mut needs_rtree = false;
@ -423,7 +454,10 @@ fn resolve(entries: &[SysEntry], path: &Path, id_only: bool) -> Result<Vec<Resol
}
}
if !path.exists() {
return Err(format!("Source file {:?} does not exist!", path.display()));
return Err(EdLrrError::ResolveError(format!(
"Source file {:?} does not exist!",
path.display()
)));
}
let name_ids = if !names.is_empty() {
mmap_csv::mmap_csv(path, names)?
@ -439,12 +473,12 @@ fn resolve(entries: &[SysEntry], path: &Path, id_only: bool) -> Result<Vec<Resol
for ent in entries {
match ent {
SysEntry::Name(name) => {
let ent_res = name_ids
.get(name)
.ok_or(format!("System {} not found", name))?;
let sys = ent_res
.as_ref()
.ok_or(format!("System {} not found", name))?;
let ent_res = name_ids.get(name).ok_or_else(|| {
EdLrrError::ResolveError(format!("System {} not found", name))
})?;
let sys = ent_res.as_ref().ok_or_else(|| {
EdLrrError::ResolveError(format!("System {} not found", name))
})?;
ret.push(*sys);
}
SysEntry::ID(id) => ret.push(*id),
@ -453,7 +487,7 @@ fn resolve(entries: &[SysEntry], path: &Path, id_only: bool) -> Result<Vec<Resol
.as_ref()
.unwrap()
.closest(&[*x, *y, *z])
.ok_or("No systems loaded!")?
.ok_or_else(|| EdLrrError::ResolveError("No systems loaded!".to_string()))?
.id,
),
}
@ -476,29 +510,17 @@ fn resolve(entries: &[SysEntry], path: &Path, id_only: bool) -> Result<Vec<Resol
struct PyShip {
ship: Ship,
}
#[pyproto]
impl PyObjectProtocol for PyShip {
fn __str__(&self) -> PyResult<String> {
Ok(format!("{:?}", &self.ship))
}
fn __repr__(&self) -> PyResult<String> {
Ok(format!("{:?}", &self.ship))
}
}
#[pymethods]
impl PyShip {
#[staticmethod]
fn from_loadout(py: Python, loadout: &str) -> PyResult<PyObject> {
fn from_loadout(py: Python<'_>, loadout: &str) -> PyResult<PyObject> {
match Ship::new_from_json(loadout) {
Ok(ship) => Ok((PyShip { ship: ship.1 }).into_py(py)),
Err(err_msg) => Err(PyErr::new::<PyValueError, _>(err_msg)),
}
}
#[staticmethod]
fn from_journal(py: Python) -> PyResult<PyObject> {
fn from_journal(py: Python<'_>) -> PyResult<PyObject> {
let mut ship = match Ship::new_from_journal() {
Ok(ship) => ship,
Err(err_msg) => {
@ -516,38 +538,38 @@ impl PyShip {
Ok(PyDict::from_sequence(py, ships.to_object(py))?.to_object(py))
}
fn to_dict(&self, py: Python) -> PyResult<PyObject> {
fn to_dict(&self, py: Python<'_>) -> PyResult<PyObject> {
self.ship.to_object(py)
}
#[pyo3(text_signature = "(dist, /)")]
fn fuel_cost(&self, _py: Python, dist: f32) -> f32 {
fn fuel_cost(&self, _py: Python<'_>, dist: f32) -> f32 {
self.ship.fuel_cost(dist)
}
#[getter]
fn range(&self, _py: Python) -> f32 {
fn range(&self, _py: Python<'_>) -> f32 {
self.ship.range()
}
#[getter]
fn max_range(&self, _py: Python) -> f32 {
fn max_range(&self, _py: Python<'_>) -> f32 {
self.ship.max_range()
}
#[pyo3(text_signature = "(dist, /)")]
fn make_jump(&mut self, dist: f32, _py: Python) -> Option<f32> {
fn make_jump(&mut self, dist: f32, _py: Python<'_>) -> Option<f32> {
self.ship.make_jump(dist)
}
#[pyo3(text_signature = "(dist, /)")]
fn can_jump(&self, dist: f32, _py: Python) -> bool {
fn can_jump(&self, dist: f32, _py: Python<'_>) -> bool {
self.ship.can_jump(dist)
}
#[args(fuel_amount = "None")]
#[pyo3(text_signature = "(fuel_amount, /)")]
fn refuel(&mut self, fuel_amount: Option<f32>, _py: Python) {
fn refuel(&mut self, fuel_amount: Option<f32>, _py: Python<'_>) {
if let Some(fuel) = fuel_amount {
self.ship.fuel_mass = (self.ship.fuel_mass + fuel).min(self.ship.fuel_capacity)
} else {
@ -556,9 +578,17 @@ impl PyShip {
}
#[pyo3(text_signature = "(factor, /)")]
fn boost(&mut self, factor: f32, _py: Python) {
fn boost(&mut self, factor: f32, _py: Python<'_>) {
self.ship.boost(factor);
}
fn __str__(&self) -> PyResult<String> {
Ok(format!("{:?}", &self.ship))
}
fn __repr__(&self) -> PyResult<String> {
Ok(format!("{:?}", &self.ship))
}
}
impl PyShip {
@ -572,14 +602,14 @@ fn preprocess_edsm(
_bodies_path: &str,
_systems_path: &str,
_out_path: &str,
_py: Python,
_py: Python<'_>,
) -> PyResult<()> {
Err(pyo3::exceptions::PyNotImplementedError::new_err(
"please use Spansh's Galaxy dump and preprocess_galaxy()",
))
}
fn to_py_value(value: eval::Value, py: Python) -> PyResult<PyObject> {
fn to_py_value(value: eval::Value, py: Python<'_>) -> PyResult<PyObject> {
type Value = eval::Value;
match value {
Value::String(s) => Ok(s.to_object(py)),
@ -611,14 +641,14 @@ fn to_py_value(value: eval::Value, py: Python) -> PyResult<PyObject> {
}
}
fn to_py(res: Result<eval::Value, eval::Error>, py: Python) -> PyResult<PyObject> {
fn to_py(res: Result<eval::Value, eval::Error>, py: Python<'_>) -> PyResult<PyObject> {
res.map_err(|e| PyErr::from(EdLrrError::EvalError(e)))
.and_then(|r| to_py_value(r, py))
}
#[pyfunction]
#[pyo3(text_signature = "(expr)")]
fn expr_test(expr: &str, py: Python) -> PyResult<PyObject> {
fn expr_test(expr: &str, py: Python<'_>) -> PyResult<PyObject> {
use eval::{to_value, Expr, Value};
let mut res = Expr::new(expr)
.compile()
@ -647,7 +677,7 @@ fn preprocess_galaxy(path: &str, out_path: &str) -> PyResult<()> {
}
#[pymodule]
pub fn _ed_lrr(_py: Python, m: &PyModule) -> PyResult<()> {
pub fn _ed_lrr(_py: Python<'_>, m: &PyModule) -> PyResult<()> {
better_panic::install();
pyo3_log::init();
profiling::init();

100
rust/src/mmap_csv.rs
View file

@ -1,26 +1,62 @@
use crate::common::{EdLrrError, EdLrrResult, System};
use crate::info;
use crossbeam_channel::bounded;
use csv_core::{ReadFieldResult, Reader};
use dashmap::DashMap;
use eyre::Result;
use itertools::Itertools;
use memmap::Mmap;
use std::collections::HashMap;
use std::fs::File;
use std::path::Path;
use std::sync::Arc;
pub fn mmap_csv(path: &Path, query: Vec<String>) -> Result<HashMap<String, Option<u32>>, String> {
let file = File::open(path).map_err(|e| e.to_string())?;
let mm = unsafe { Mmap::map(&file) }.map_err(|e| e.to_string())?;
let mut best = query
.iter()
.map(|s| (s, (s.as_bytes(), usize::MAX, u32::MAX)))
.collect::<Vec<(&String, (_, usize, u32))>>();
struct MmapCsv {
mm: Mmap,
}
impl MmapCsv {
fn new(path: &Path) -> Result<Self> {
let file = File::open(path)?;
let mm = unsafe { Mmap::map(&file) }?;
Ok(Self { mm })
}
fn search(&self, query: Vec<String>) -> Result<HashMap<String, Option<u32>>, EdLrrError> {
let t_start = std::time::Instant::now();
let map = Arc::new(DashMap::new());
let (tx, rx) = bounded(1024);
let query_b = query.iter().map(|s| s.bytes().collect_vec()).collect_vec();
let mut workers = (0..(num_cpus::get()))
.map(|_| {
let query_b = query_b.clone();
let query = query.clone();
let rx = rx.clone();
let map = map.clone();
std::thread::spawn(move || {
let dist = eddie::slice::DamerauLevenshtein::new();
let mut row = 0;
{
let mut data = &mm[..];
rx.into_iter()
// .flatten()
.for_each(|(id, name): (_, Vec<u8>)| {
for (query, query_b) in query.iter().zip(query_b.iter()) {
let d = dist.distance(name.as_slice(), query_b);
let mut e = map.entry(query.clone()).or_insert((usize::MAX, None));
if d < e.0 {
*e = (d, Some(id));
}
}
});
})
})
.collect_vec();
drop(rx);
let mut data = &self.mm[..];
let mut rdr = Reader::new();
let mut field = [0; 1024];
let mut fieldidx = 0;
// let mut chunk = vec![];
let mut sys_id = 0u32;
let mut row = 0;
loop {
let (result, nread, nwrite) = rdr.read_field(data, &mut field);
data = &data[nread..];
@ -28,18 +64,22 @@ pub fn mmap_csv(path: &Path, query: Vec<String>) -> Result<HashMap<String, Optio
match result {
ReadFieldResult::InputEmpty => {}
ReadFieldResult::OutputFull => {
return Err("Encountered field larget than 1024 bytes!".to_string());
return Err(EdLrrError::ResolveError(
"Encountered field larget than 1024 bytes!".to_string(),
));
}
ReadFieldResult::Field { record_end } => {
if fieldidx == 1 {
for (_, (name_b, best_dist, id)) in best.iter_mut() {
let d = dist.distance(name_b, field);
if d < *best_dist {
*best_dist = d;
*id = row;
}
}
match fieldidx {
0 => {
sys_id = unsafe { std::str::from_utf8_unchecked(field) }
.parse::<u32>()
.unwrap();
}
1 => tx
.send((sys_id, field.to_vec()))
.map_err(|e| EdLrrError::ResolveError(e.to_string()))?,
_ => (),
};
if record_end {
fieldidx = 0;
row += 1;
@ -54,16 +94,28 @@ pub fn mmap_csv(path: &Path, query: Vec<String>) -> Result<HashMap<String, Optio
}
}
}
drop(tx);
for w in workers.drain(..) {
w.join().unwrap();
}
let search_result = best
.drain(..)
.map(|(query_name, (_, _, idx))| (query_name.clone(), Some(idx)))
.collect::<HashMap<String, Option<u32>>>();
let res = Arc::try_unwrap(map)
.unwrap()
.into_iter()
.map(|(k, (_, id))| (k, id))
.collect::<HashMap<_, _>>();
let rate = (row as f64) / t_start.elapsed().as_secs_f64();
info!(
"Took: {:.2?}, {:.2} systems/second",
t_start.elapsed(),
rate
);
Ok(search_result)
Ok(res)
}
}
pub fn mmap_csv(
path: &Path,
query: Vec<String>,
) -> Result<HashMap<String, Option<u32>>, EdLrrError> {
MmapCsv::new(path)?.search(query)
}

227
rust/src/route.rs
View file

@ -7,6 +7,7 @@ use crate::profiling::{span, Level};
use crate::ship::Ship;
use crossbeam_channel::{bounded, unbounded, Receiver, SendError, Sender};
use dashmap::{DashMap, DashSet};
use derivative::Derivative;
use dict_derive::IntoPyObject;
@ -18,6 +19,8 @@ use permutohedron::LexicalPermutation;
use pyo3::prelude::*;
use pythonize::depythonize;
use rayon::prelude::*;
use rayon::ThreadPoolBuilder;
use rstar::{PointDistance, RStarInsertionStrategy, RTree, RTreeObject, RTreeParams, AABB};
use rustc_hash::{FxHashMap, FxHashSet};
use serde::{Deserialize, Serialize};
@ -27,10 +30,11 @@ use std::fs::File;
use std::hash::{Hash, Hasher};
use std::io::{BufReader, BufWriter, Write};
use std::path::PathBuf;
use std::sync::atomic::{AtomicUsize, Ordering};
use std::sync::{Arc, Mutex};
use std::thread;
use std::thread::JoinHandle;
use std::time::Instant;
use std::time::{Duration, Instant};
use std::{
collections::{BinaryHeap, VecDeque},
path::Path,
@ -317,8 +321,8 @@ impl TryFrom<PyModeConfig> for ModeConfig {
#[allow(non_camel_case_types)]
pub enum PrecomputeMode {
Full,
Route_From,
Route_To,
Route_From(u32),
Route_To(u32),
None,
}
@ -817,6 +821,74 @@ impl Router {
return self.scoopable.contains(&id);
}
pub fn bfs_loop_test(&self, range: f32, source: &TreeNode, goal: &TreeNode, n: usize) -> (bool, usize, usize) {
// info!("Starting thread pool");
// ThreadPoolBuilder::new()
// .num_threads(8)
// .build_global()
// .unwrap();
let t_start = Instant::now();
let route_dist = dist(&source.pos, &goal.pos);
let seen: Arc<DashMap<u32, u32>> = Arc::new(DashMap::new());
let mut depth = 0;
let mut queue = vec![*source];
let mut queue_next = vec![];
let tree = self.tree.clone();
let r2 = range * range;
let mut found = false;
while !queue.is_empty() {
depth += 1;
let seen = seen.clone();
queue_next.extend(queue.drain(..).flat_map(|sys| {
let seen = seen.clone();
tree.locate_within_distance(sys.pos, r2)
.filter_map(move |nb| seen.insert(nb.id, sys.id).is_none().then_some(*nb))
}));
if seen.contains_key(&goal.id) {
found = true;
break;
}
std::mem::swap(&mut queue_next, &mut queue);
if n != 0 {
queue.sort_by_cached_key(|v| F32(heuristic(range, v, goal)));
queue.truncate(n);
}
// info!("[{}|{}] {}", goal.id, depth, queue.len());
}
let seen = Arc::try_unwrap(seen)
.unwrap()
.into_iter()
.collect::<FxHashMap<u32, u32>>();
info!(
"[{}|{}->{} ({:.02} Ly)|{}] Depth: {} Seen: {} ({:.02}%) Took: {}",
n,
source.id,
goal.id,
route_dist,
found,
depth,
seen.len(),
((seen.len() as f64) / (tree.size() as f64)) * 100.0,
humantime::format_duration(t_start.elapsed())
);
return (found, depth, seen.len());
let path=self.reconstruct(goal.id, &seen);
}
fn reconstruct(&self, goal_id: u32, map: &FxHashMap<u32, u32>) -> Result<Vec<System>, String> {
let mut path = vec![];
let mut current = goal_id;
while let Some(next) = map.get(&current) {
path.push(
self.get(*next)?
.ok_or(format!("System ID {} not found", next))?,
);
current = *next;
}
path.reverse();
Ok(path)
}
fn best_multiroute(
&mut self,
waypoints: &[System],
@ -1468,7 +1540,9 @@ impl Router {
let mut refuels = state.refuels;
let dist = dist(&nb.pos, &state.node.pos);
let (fuel_cost, new_fuel) = {
if let Some(res) = ship.fuel_cost_for_jump(state.fuel, dist, state.node.get_mult()) {
if let Some(res) =
ship.fuel_cost_for_jump(state.fuel, dist, state.node.get_mult())
{
// can jump with current amount of fuel
res
} else if let Some(res) =
@ -1544,7 +1618,22 @@ impl Router {
})
}
pub fn floyd_warshall(&self, _range: f32) {
pub fn floyd_warshall(&self, range: f32) -> Result<Vec<System>, String> {
let mut dist: FxHashMap<u64, usize> = FxHashMap::default();
info!("nb...");
let total = self.tree.size();
for (n, node) in self.tree.iter().enumerate() {
if (n % 100_000) == 0 {
println!("{}/{}", n, total);
}
let key = (node.id as u64) << 32;
for nb in self.neighbours(node, range) {
let key = key | nb.id as u64;
dist.entry(key).or_insert(1);
}
let key = ((node.id as u64) << 32) | node.id as u64;
dist.insert(key, 0);
}
todo!()
}
@ -1553,86 +1642,81 @@ impl Router {
h = (dist(node,goal)-(range*node.mult)).max(0.0) // remaining distance after jumping from here
*/
let src = self.tree.nearest_neighbor(&[0.0, 0.0, 0.0]).unwrap();
// let mut route_log = BufWriter::new(File::create("route_log_ib.txt").map_err(|e| e.to_string())?);
let goal = self
.tree
// .nearest_neighbor(&[-1111.5625, -134.21875, 65269.75]) // Beagle Point
.nearest_neighbor(&[-9530.5, -910.28125, 19808.125]) // Colonia
.nearest_neighbor(&[-1111.5625, -134.21875, 65269.75]) // Beagle Point
// .nearest_neighbor(&[-9530.5, -910.28125, 19808.125]) // Colonia
.unwrap();
let mut best_node = FxHashMap::default();
let mut prev = FxHashMap::default();
let mut wait_list: FxHashMap<usize, MinFHeap<TreeNode>> = FxHashMap::default();
let mut in_wait_list: FxHashSet<u32> = FxHashSet::default();
loop {
// let mut prev = FxHashMap::default();
let mut queue = MinFHeap::new();
let t_start = Instant::now();
let mut n = 0usize;
let mut skipped = 0usize;
let mut depth = 0usize;
let mut queue = VecDeque::new();
queue.push_back(*src);
'outer: loop {
// println!("D: {} | Q: {}", depth, queue.len());
let mut queue_next = VecDeque::new();
let mut global_best = u32::MAX;
queue.push(heuristic(range, src, goal), (0, src));
loop {
println!("Q: {}", queue.len());
if queue.is_empty() {
warn!(
"Depth: {} | Visited: {} | Skipped: {} | search space exhausted after {}",
depth,
"Visited: {} | Skipped: {} | search space exhausted after {}",
n,
skipped,
humantime::format_duration(t_start.elapsed())
);
break;
}
while let Some(node) = queue.pop_front() {
while let Some((_, (depth, node))) = queue.pop() {
let best_len = best_node.len();
let best_depth = best_node.entry(node.id).or_insert(depth);
if depth > *best_depth {
if *best_depth > global_best {
skipped += 1;
continue;
}
// writeln!(route_log,"{}, {}",node.id,depth).map_err(|e| e.to_string())?;
// route_log.flush().map_err(|e| e.to_string())?;
if depth < *best_depth {
*best_depth = depth;
}
n += 1;
if node.id == goal.id {
if depth < global_best {
global_best = global_best.min(depth);
queue.retain(|(_, (d, _))| *d <= global_best);
info!(
"Depth: {}, Skipped: {}, Seen: {} (Total: {}) | Best: {} | elapsed: {}",
depth,
"Queued: {}, Skipped: {}, Seen: {} (Total: {}) | Best: {} | elapsed: {}",
queue.len(),
skipped,
n,
best_len,
best_depth,
global_best,
humantime::format_duration(t_start.elapsed()).to_string()
);
for layer_n in wait_list.keys().sorted() {
println!("WL({}): {}", layer_n, wait_list[layer_n].len());
}
todo!();
break 'outer;
continue;
} else if n % 10000 == 0 {
info!(
"Queued: {}, Skipped: {}, Seen: {} (Total: {}) | Best: {} | elapsed: {}",
queue.len(),
skipped,
n,
best_len,
global_best,
humantime::format_duration(t_start.elapsed()).to_string()
);
}
let valid_nbs = self
.neighbours(&node, node.get_mult() * range)
self.neighbours(node, node.get_mult() * range)
.filter(|nb| (self.valid(nb.id) || (nb.id == goal.id)))
.filter(|nb| match best_node.get(&nb.id) {
Some(&d) => (depth + 1) <= d,
Some(&d) => depth < d,
None => true,
})
.map(|nb| {
prev.insert(nb.id, node);
(F32(heuristic(range, nb, goal)), *nb)
.map(|nb| (heuristic(range, nb, goal), nb))
.for_each(|(h, nb)| {
// prev.insert(nb.id, node.id);
queue.push(h, (depth + 1, nb));
});
queue_next.extend(valid_nbs);
}
queue_next.make_contiguous().sort();
if let Some((_, nb)) = queue_next.pop_front() {
queue.push_back(nb);
}
let layer = wait_list.entry(depth).or_default();
while let Some((F32(v), nb)) = queue_next.pop_front() {
if in_wait_list.insert(nb.id) {
layer.push(v, nb);
};
}
depth += 1;
}
}
todo!()
@ -1705,7 +1789,7 @@ impl Router {
let tx = tx_r.clone();
let rx = rx_q.clone();
thread::spawn(move || {
while let Ok(nodes) = rx.recv() {
rx.into_iter().for_each(|nodes| {
let mut ret = vec![];
for node in nodes {
let res: Vec<TreeNode> =
@ -1713,9 +1797,8 @@ impl Router {
ret.push((node, res));
}
tx.send(ret).unwrap();
}
});
drop(tx);
drop(rx);
})
})
.collect();
@ -1784,37 +1867,24 @@ impl Router {
#[cfg_attr(feature = "profiling", tracing::instrument)]
pub fn precompute_all(&mut self, range: f32) -> Result<(), String> {
use flate2::write::GzEncoder;
let fh_nb = File::create(format!(r#"O:\nb_{}.dat"#, range)).unwrap();
let mut buf_writer = BufWriter::new(fh_nb);
let mut fh_encoder = BufWriter::new(fh_nb);
let mut pos: u64 = 0;
let mut n = 0;
let total = self.tree.size();
let (tx, rx, threads) = self.neighbor_workers(num_cpus::get(), range);
let mut n: usize = 0;
// let (tx, rx, threads) = self.neighbor_workers(num_cpus::get(), range);
let mut map: FxHashMap<u32, u64> = FxHashMap::default();
info!("Precomputing neighbor map");
info!("Sumbitting jobs");
self.tree
.iter()
.chunks(10_000)
.into_iter()
.for_each(|chunk| {
tx.send(chunk.cloned().collect()).unwrap();
});
drop(tx);
info!("Processing...");
rx.into_iter()
.flatten()
.enumerate()
.for_each(|(n, (node, mut neighbors))| {
let neighbors: Vec<u32> = neighbors.drain(..).map(|n| n.id).collect();
// map.insert(node.id, pos);
pos += buf_writer
.write(&bincode::serialize(&neighbors).unwrap())
.unwrap() as u64;
if (n % 100000) == 0 {
info!("Precomputing neighbor map...");
self.tree.iter().for_each(|node| {
let nb = self.neighbours(node, range).map(|nb| nb.id).collect_vec();
map.insert(node.id, pos);
pos += fh_encoder.write(&bincode::serialize(&nb).unwrap()).unwrap() as u64;
if (n % 10000) == 0 {
let prc = ((n as f64) / (total as f64)) * 100f64;
info!("{}/{} ({:.2}%) done, {} bytes", n, total, prc, pos);
}
n += 1;
});
let mut fh_idx = BufWriter::new(File::create(format!(r#"O:\nb_{}.idx"#, range)).unwrap());
info!("Writing index map");
@ -1822,11 +1892,6 @@ impl Router {
"Wrote {} bytes",
fh_idx.write(&bincode::serialize(&map).unwrap()).unwrap()
);
info!("Joining threads");
for t in threads {
t.join().unwrap();
}
info!("Done!");
Ok(())
}
@ -2476,7 +2541,9 @@ impl Router {
let next_depth = depth + 1;
match node {
BiDirNode::Forward(node) => {
let nbs = self.neighbours(&node, node.get_mult() * range).filter_map(|nb| {
let nbs =
self.neighbours(&node, node.get_mult() * range)
.filter_map(|nb| {
if !seen_fwd.insert(nb.id) {
return None;
}

4
rust/src/ship.rs
View file

@ -229,7 +229,7 @@ impl Ship {
}
impl FSD {
pub fn to_object(&self, py: Python) -> PyResult<PyObject> {
pub fn to_object(&self, py: Python<'_>) -> PyResult<PyObject> {
let elem = PyDict::new(py);
elem.set_item("rating_val", self.rating_val)?;
elem.set_item("class_val", self.class_val)?;
@ -242,7 +242,7 @@ impl FSD {
}
impl Ship {
pub fn to_object(&self, py: Python) -> PyResult<PyObject> {
pub fn to_object(&self, py: Python<'_>) -> PyResult<PyObject> {
let elem = PyDict::new(py);
elem.set_item("base_mass", self.base_mass)?;
elem.set_item("fuel_mass", self.fuel_mass)?;

6
setup.py
View file

@ -1,5 +1,5 @@
# -*- coding: utf-8 -*-
from setuptools import find_packages, setup
from setuptools import find_packages, find_namespace_packages, setup
from setuptools_rust import Binding, RustExtension, Strip
import os
@ -68,7 +68,7 @@ setup(
description="Elite: Dangerous long range route plotter",
long_description=long_description,
long_description_content_type="text/markdown",
url="https://gitlab.com/Earthnuker/ed_lrr/-/tree/pyqt_gui",
url="https://gitdab.com/Earthnuker/ED_LRR/src/branch/pyqt_gui",
rust_extensions=[
RustExtension(
"_ed_lrr",
@ -82,7 +82,7 @@ setup(
quiet=True,
)
],
packages=find_packages(),
packages=find_namespace_packages(),
entry_points={
"console_scripts": ["ed_lrr = ed_lrr_gui.__main__:main"],
"gui_scripts": ["ed_lrr_gui = ed_lrr_gui.__main__:gui_main"],