added a Dockerfile

and modified the project such that it does work

.dockerignore

@@ -0,0 +1,7 @@
+target/
+.git/
+example.png
+
+Dockerfile
+.dockerignore
+docker-compose.yml

Cargo.toml

@@ -4,14 +4,13 @@ version = "0.1.0"
 authors = ["Hendrik Schawe <surt91gmail.com>"]
 
 [dependencies]
-rand = "*"
-clap = "*"
-rayon = "*"
+rand = "0.4"
+clap = "2.24"
+rayon = "0.8"
 
-piston = "*"
-pistoncore-glutin_window = "*"
-pistoncore-sdl2_window = "*"
-piston2d-graphics = "*"
-piston2d-opengl_graphics = "*"
+piston = "0.32"
+pistoncore-glutin_window = "0.38"
+piston2d-graphics = "0.21"
+piston2d-opengl_graphics = "0.46"
 
-fps_counter = "*"
+fps_counter = "0.2"

Dockerfile

@@ -0,0 +1,11 @@
+FROM rust:1.56 as builder
+WORKDIR /usr/src/vicsek
+COPY . .
+RUN cargo build --release
+
+FROM debian:bullseye-slim
+# FIXME: there is not really a qt5 dependency, but this pulls in everything we need
+# and I did not yet figure out what exactly we do need
+RUN apt-get update && apt-get install -y libqt5gui5 && rm -rf /var/lib/apt/lists/*
+COPY --from=builder /usr/src/vicsek/target/release/vicsek /usr/local/bin/vicsek
+ENTRYPOINT ["vicsek"]

README.md

@@ -1,5 +1,4 @@
-vicsek
-------
+#  Vicsek :bird::bird::bird:
 
 This is an implementation of a (modified) [Vicsek model](https://doi.org/10.1103/PhysRevLett.75.1226)
 for flocking behavior.
@@ -8,3 +7,21 @@ for flocking behavior.
 
 It is implemented in Rust and will show an OpenGL animation. Via command line
 argument one can create a .mp4 using `gnuplot` and `ffmpeg`.
+
+Just start it with `cargo`, (you can get it at, eg., [rustup.rs](https://rustup.rs/)):
+
+```bash
+cargo run --release
+```
+
+## :whale: Docker
+
+If you are running Linux and have an X server installed (if you do not know what
+this means, it is probably true; XWayland does also work), you can also use the provided docker container:
+
+```bash
+docker-compose build
+# this is needed to allow access to your X-server from within the Docker container
+xhost +local:
+docker-compose up
+```

docker-compose.yml

@@ -0,0 +1,10 @@
+version: "3"
+
+services:
+  app:
+    build: .
+    environment:
+      - DISPLAY=${DISPLAY}
+    volumes:
+      - /tmp/.X11-unix:/tmp/.X11-unix
+    network_mode: host

src/animate.rs

@@ -1,7 +1,6 @@
 extern crate piston;
 extern crate graphics;
 extern crate glutin_window;
-extern crate sdl2_window;
 extern crate opengl_graphics;
 extern crate fps_counter;
 extern crate rand;
@@ -10,7 +9,7 @@ use std::cmp::min;
 use std::f64::consts::PI;
 
 use self::graphics::*;
-use self::sdl2_window::Sdl2Window as Window;
+use self::glutin_window::GlutinWindow as Window;
 use self::piston::window::WindowSettings;
 use self::piston::input::keyboard::Key::*;
 
@@ -78,6 +77,8 @@ pub fn show(size: (u32, u32), vicsek: &mut Vicsek) {
     let mut window: Window = WindowSettings::new("Vicsek", [size.0, size.1])
                                             .samples(4)
                                             .exit_on_esc(true)
+                                            .decorated(false)
+                                            .srgb(false)
                                             .build()
                                             .unwrap();