init

.envrc

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+# the shebang is ignored, but nice for editors
+
+if type -P lorri &>/dev/null; then
+  eval "$(lorri direnv)"
+else
+  echo 'while direnv evaluated .envrc, could not find the command "lorri" [https://github.com/nix-community/lorri]'
+  use nix
+fi

.gitignore

@@ -0,0 +1 @@
+/target

Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "tiny_riichi"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+bevy = "0.17.3"
+
+[profile.dev]
+opt-level = 1
+
+[profile.dev.package."*"]
+opt-level = 3

flake.lock

@@ -0,0 +1,96 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1767379071,
+        "narHash": "sha256-EgE0pxsrW9jp9YFMkHL9JMXxcqi/OoumPJYwf+Okucw=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "fb7944c166a3b630f177938e478f0378e64ce108",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1744536153,
+        "narHash": "sha256-awS2zRgF4uTwrOKwwiJcByDzDOdo3Q1rPZbiHQg/N38=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "18dd725c29603f582cf1900e0d25f9f1063dbf11",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1767667566,
+        "narHash": "sha256-COy+yxZGuhQRVD1r4bWVgeFt1GB+IB1k5WRpDKbLfI8=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "056ce5b125ab32ffe78c7d3e394d9da44733c95e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,59 @@
+{
+    description = "bevy flake";
+
+    inputs = {
+        nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+        rust-overlay.url = "github:oxalica/rust-overlay";
+        flake-utils.url = "github:numtide/flake-utils";
+    };
+
+    outputs = {
+        nixpkgs,
+        rust-overlay,
+        flake-utils,
+        ...
+    }:
+        flake-utils.lib.eachDefaultSystem (
+            system: let
+                overlays = [(import rust-overlay)];
+                pkgs = import nixpkgs {
+                    inherit system overlays;
+                };
+            in {
+                devShells.default = with pkgs;
+                    mkShell {
+                        buildInputs =
+                            [
+                                # Rust dependencies
+                                (rust-bin.stable.latest.default.override {extensions = ["rust-src"];})
+                                pkg-config
+                            ]
+                            ++ lib.optionals (lib.strings.hasInfix "linux" system) [
+                                # for Linux
+                                # Audio (Linux only)
+                                alsa-lib
+                                # Cross Platform 3D Graphics API
+                                vulkan-loader
+                                # For debugging around vulkan
+                                vulkan-tools
+                                # Other dependencies
+                                libudev-zero
+                                xorg.libX11
+                                xorg.libXcursor
+                                xorg.libXi
+                                xorg.libXrandr
+                                libxkbcommon
+                                wayland
+                            ];
+                        RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
+                        LD_LIBRARY_PATH = lib.makeLibraryPath [
+                            vulkan-loader
+                            xorg.libX11
+                            xorg.libXi
+                            xorg.libXcursor
+                            libxkbcommon
+                        ];
+                    };
+            }
+        );
+}

src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}