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|
use super::{Message, ResultMessage};
use std::collections::{HashMap, HashSet};
use std::sync::mpsc::{channel, Receiver, Sender};
use std::thread::JoinHandle;
struct InBuffer {
receiver: Receiver<Message>,
row_requests: HashMap<u64, Vec<Vec<u32>>>,
results_requests: HashMap<u64, ResultMessage>,
}
impl InBuffer {
fn new(receiver: Receiver<Message>) -> Self {
Self {
receiver,
row_requests: HashMap::new(),
results_requests: HashMap::new(),
}
}
fn read(&mut self) -> Option<Vec<RowResult>> {
loop {
match self
.receiver
.recv()
.expect("Channel to Output Daemon broke")
{
Message::ResultMessage(results) => {
if let Some(result_walls) = self.row_requests.get(&results.id) {
return Some(Self::calc_results(results.valid_walls(), result_walls));
} else {
self.results_requests.insert(results.id, results);
}
}
Message::OutputMessage((id, output)) => {
if let Some(results) = self.results_requests.get(&id) {
return Some(Self::calc_results(results.valid_walls(), output.as_ref()));
} else {
self.row_requests.insert(id, output);
}
}
Message::Terminate => {
return None;
}
_ => {
println!("Invalid MessageType");
}
}
}
}
fn calc_results(res_req: &[Vec<u32>], row_req: &[Vec<u32>]) -> Vec<RowResult> {
let out = Vec::new();
for (rows, perms) in row_req.iter().zip(res_req.iter()) {
for p in perms {
let new = rows.clone();
new.push(*p);
out.push(RowResult::new(new));
}
}
out
}
}
#[derive(PartialEq, Eq, Hash)]
pub struct RowResult {
rows: Vec<u32>,
}
impl RowResult {
fn new(rows: Vec<u32>) -> Self {
rows.push(0);
Self { rows }
}
fn output(&self) {
println!("{:?}", self.rows);
}
}
pub struct Output {
input: InBuffer,
permutations: Vec<Vec<u32>>,
permutations_mask: Vec<u64>,
results: HashSet<RowResult>,
}
impl Output {
pub fn launch_sevice(
permutations: &[Vec<u32>],
permutations_mask: &[u64],
) -> (Sender<Message>, JoinHandle<()>) {
let (sender, receiver) = channel();
let input = InBuffer::new(receiver);
let output = Self {
input,
permutations: permutations.into(),
permutations_mask: permutations_mask.into(),
results: HashSet::new(),
};
(
sender,
std::thread::Builder::new()
.name("GPU Manager Deamon".into())
.spawn(move || {
output.run();
})
.unwrap(),
)
}
fn run(mut self) {
loop {
if let Some(walls) = self.input.read() {
for wall in walls {
self.results.insert(wall);
}
} else {
for wall in self.results {
wall.output()
}
}
}
}
}
|
