efing rust
Signed-off-by: Frank Villaro-Dixon <frank@villaro-dixon.eu>
This commit is contained in:
parent
e43d8a2dd9
commit
2353753f43
4 changed files with 467 additions and 10 deletions
366
Cargo.lock
generated
366
Cargo.lock
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@ -33,6 +33,7 @@ dependencies = [
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"axum",
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"axum-macros",
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"gdal",
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"moka",
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"serde",
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"serde_json",
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"tokio",
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@ -49,6 +50,15 @@ dependencies = [
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"num-traits",
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@ -183,12 +193,55 @@ version = "2.5.0"
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@ -230,6 +283,30 @@ dependencies = [
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"libloading",
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[[package]]
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[[package]]
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[[package]]
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@ -246,6 +323,27 @@ dependencies = [
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"windows-sys 0.52.0",
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]
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[[package]]
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[[package]]
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@ -276,6 +374,17 @@ version = "0.3.30"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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"quote",
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"syn",
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[[package]]
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name = "futures-task"
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version = "0.3.30"
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@ -289,9 +398,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3d6401deb83407ab3da39eba7e33987a73c3df0c82b4bb5813ee871c19c41d48"
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"serde",
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]
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[[package]]
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[[package]]
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name = "gimli"
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version = "0.28.1"
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@ -453,6 +575,15 @@ version = "1.0.11"
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name = "lazy_static"
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version = "1.4.0"
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "moka"
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"async-lock",
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"crossbeam-epoch",
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"crossbeam-utils",
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"futures-util",
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"once_cell",
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"parking_lot",
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"quanta",
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"rustc_version",
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"skeptic",
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"smallvec",
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"tagptr",
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"thiserror",
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"triomphe",
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"uuid",
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[[package]]
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name = "nom"
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version = "7.1.3"
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"unicode-ident",
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]
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[[package]]
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[[package]]
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[[package]]
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"proc-macro2",
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[[package]]
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name = "redox_syscall"
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version = "0.4.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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|
||||
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
|
||||
|
||||
[[package]]
|
||||
name = "walkdir"
|
||||
version = "2.5.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "29790946404f91d9c5d06f9874efddea1dc06c5efe94541a7d6863108e3a5e4b"
|
||||
dependencies = [
|
||||
"same-file",
|
||||
"winapi-util",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wasi"
|
||||
version = "0.11.0+wasi-snapshot-preview1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
|
||||
|
||||
[[package]]
|
||||
name = "wasm-bindgen"
|
||||
version = "0.2.92"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
"wasm-bindgen-macro",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wasm-bindgen-backend"
|
||||
version = "0.2.92"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
|
||||
dependencies = [
|
||||
"bumpalo",
|
||||
"log",
|
||||
"once_cell",
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
"wasm-bindgen-shared",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wasm-bindgen-macro"
|
||||
version = "0.2.92"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
|
||||
dependencies = [
|
||||
"quote",
|
||||
"wasm-bindgen-macro-support",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wasm-bindgen-macro-support"
|
||||
version = "0.2.92"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
"wasm-bindgen-backend",
|
||||
"wasm-bindgen-shared",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wasm-bindgen-shared"
|
||||
version = "0.2.92"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
|
||||
|
||||
[[package]]
|
||||
name = "web-sys"
|
||||
version = "0.3.69"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "77afa9a11836342370f4817622a2f0f418b134426d91a82dfb48f532d2ec13ef"
|
||||
dependencies = [
|
||||
"js-sys",
|
||||
"wasm-bindgen",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "which"
|
||||
version = "4.4.2"
|
||||
|
@ -1110,6 +1467,15 @@ version = "0.4.0"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||
|
||||
[[package]]
|
||||
name = "winapi-util"
|
||||
version = "0.1.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f29e6f9198ba0d26b4c9f07dbe6f9ed633e1f3d5b8b414090084349e46a52596"
|
||||
dependencies = [
|
||||
"winapi",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "winapi-x86_64-pc-windows-gnu"
|
||||
version = "0.4.0"
|
||||
|
|
|
@ -10,6 +10,7 @@ exclude = ["data"]
|
|||
axum = "0.7.5"
|
||||
axum-macros = "0.4.1"
|
||||
gdal = { version = "0.16.0", features = ["bindgen"] }
|
||||
moka = { version = "0.12.5", features = ["future"] }
|
||||
serde = { version = "1.0.197", features = ["derive"] }
|
||||
serde_json = "1.0.115"
|
||||
tokio = { version = "1.37.0", features = ["full"] }
|
||||
|
|
73
src/dem.rs
73
src/dem.rs
|
@ -1,8 +1,61 @@
|
|||
|
||||
|
||||
use std::borrow::{Borrow, BorrowMut};
|
||||
use std::cell::RefCell;
|
||||
use std::collections::HashMap;
|
||||
use std::hash::Hash;
|
||||
use std::path::Path;
|
||||
use std::rc::Rc;
|
||||
use std::sync::{Arc, RwLock};
|
||||
use tokio::sync::{Mutex, OnceCell};
|
||||
|
||||
use gdal::errors::GdalError;
|
||||
use gdal::Dataset;
|
||||
use gdal;
|
||||
use tracing_subscriber::registry::Data;
|
||||
|
||||
use crate::{SharedState};
|
||||
|
||||
struct Pos {
|
||||
lat: f64,
|
||||
lon: f64,
|
||||
}
|
||||
|
||||
struct MyDataset(OnceCell<Dataset>);
|
||||
pub unsafe impl Send for MyDataset{}
|
||||
|
||||
#[derive(Default)]
|
||||
pub struct DatasetCache {
|
||||
hm: HashMap<String, MyDataset>
|
||||
}
|
||||
|
||||
impl DatasetCache {
|
||||
pub fn new() -> Self {
|
||||
let hm = HashMap::<String, MyDataset>::new();
|
||||
DatasetCache {
|
||||
hm
|
||||
}
|
||||
}
|
||||
|
||||
pub fn get_dataset_for_filename(&mut self, filename: String) -> &MyDataset {
|
||||
let ret: &MyDataset;
|
||||
|
||||
if !self.hm.contains_key(&filename){
|
||||
let ds = Dataset::open(filename.clone()).unwrap();
|
||||
self.hm.insert(filename.clone(), MyDataset(OnceCell::new(ds)));
|
||||
}
|
||||
|
||||
|
||||
self.hm.get(&filename).unwrap().to_owned()
|
||||
/*
|
||||
self.hm.entry(filename.clone()).or_insert_with(|| {
|
||||
println!("{filename} not in cache!");
|
||||
Box::new(Dataset::open(filename).unwrap())
|
||||
})
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
fn get_filename_from_latlon(lat: f64, lon: f64) -> String {
|
||||
// Calculate the rounded values for latitude and longitude
|
||||
|
@ -34,13 +87,29 @@ fn geo_to_pixel(dataset: &Dataset, lat: f64, lon: f64) -> Result<(isize, isize),
|
|||
Ok((x_pixel, y_pixel))
|
||||
}
|
||||
|
||||
pub fn elevation_from_coordinates(lat: f64, lon: f64) -> f64 {
|
||||
pub async fn elevation_from_coordinates(dsc: SharedState, lat: f64, lon: f64) -> f64 {
|
||||
let file = get_filename_from_latlon(lat, lon);
|
||||
let full_filename = format!("data/{file}");
|
||||
|
||||
println!("file for {lat} {lon} is {full_filename}");
|
||||
|
||||
let ds = Dataset::open(full_filename).unwrap();
|
||||
|
||||
//#let ds = dsc.lock().unwrap().get_dataset_for_filename(full_filename);
|
||||
//let ds: &Dataset;
|
||||
//{
|
||||
// //let dd = dsc.lock().await.get_dataset_for_filename(full_filename).clone();
|
||||
// let dd = dsc.lock().await.db.get(&full_filename).unwrap();
|
||||
// ds = dd;
|
||||
// //ds = cache.await.get_dataset_for_filename(full_filename);
|
||||
//}
|
||||
let x = dsc.get_dataset_for_filename(full_filename);
|
||||
let ds = x.0.read().unwrap();
|
||||
|
||||
|
||||
//let ds = dsc.get_dataset_for_filename(full_filename);
|
||||
|
||||
|
||||
//let ds = Dataset::open(full_filename).unwrap();
|
||||
println!("This {} is in '{}' and has {} bands.", ds.driver().long_name(), ds.spatial_ref().unwrap().name().unwrap(), ds.raster_count());
|
||||
println!("PRojection: {}", ds.projection());
|
||||
|
||||
|
|
37
src/main.rs
37
src/main.rs
|
@ -1,25 +1,39 @@
|
|||
|
||||
mod dem;
|
||||
use std::io::{self, BufRead};
|
||||
use std::{borrow::Borrow, collections::HashMap, io::{self, BufRead}, sync::{Arc, RwLock}};
|
||||
use tokio::sync::Mutex;
|
||||
use tracing_subscriber::registry::Data;
|
||||
|
||||
use crate::dem::elevation_from_coordinates;
|
||||
|
||||
use axum_macros::debug_handler;
|
||||
use axum::{
|
||||
extract::Path, http::StatusCode, routing::{get, post}, Json, Router,
|
||||
body::Bytes, extract::{Path, State}, http::StatusCode, routing::{get, post}, Json, Router
|
||||
};
|
||||
use dem::DatasetCache;
|
||||
|
||||
use gdal::Dataset;
|
||||
|
||||
#[tokio::main]
|
||||
pub type SharedState = Arc<DatasetCache>;
|
||||
|
||||
//#[derive(Default)]
|
||||
//struct AppState {
|
||||
// db: RwLock<HashMap<String, Dataset>>,
|
||||
//}
|
||||
|
||||
#[tokio::main(flavor = "current_thread")]
|
||||
async fn main() {
|
||||
// initialize tracing
|
||||
tracing_subscriber::fmt::init();
|
||||
|
||||
|
||||
let data_set_cache = SharedState::default(); //Arc::new(RwLock::new(dem::DatasetCache::new()));
|
||||
|
||||
// build our application with a route
|
||||
let app = Router::new()
|
||||
// `GET /` goes to `root`
|
||||
.route("/", get(root))
|
||||
.route("/elevation/:lat/:lon", get(get_elevation));
|
||||
.route("/elevation/:lat/:lon", get(get_elevation))
|
||||
.with_state(Arc::clone(&data_set_cache));
|
||||
|
||||
// run our app with hyper, listening globally on port 3000
|
||||
let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
|
||||
|
@ -32,9 +46,16 @@ async fn root() -> &'static str {
|
|||
}
|
||||
|
||||
|
||||
//async fn get_elevation(State(data_set_cache): State<Arc<RwLock<DatasetCache>>>, Path((lat, lon)): Path<(f64, f64)>) -> String{
|
||||
#[debug_handler]
|
||||
async fn get_elevation(Path((lat, lon)): Path<(f64, f64)>) -> String{
|
||||
let ele = elevation_from_coordinates(lat, lon);
|
||||
format!("{ele}")
|
||||
async fn get_elevation(State(shared): State<SharedState>, Path((lat, lon)): Path<(f64, f64)>) -> String{
|
||||
|
||||
// let x = AppState::default();
|
||||
// x.db.get("hello");
|
||||
|
||||
|
||||
let ele = dem::elevation_from_coordinates(shared, lat, lon);
|
||||
let myele = ele.await;
|
||||
format!("{lat} {lon} {myele}")
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue