init

.envrc

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+use flake . --impure --log-format multiline-with-logs

.gitignore

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+/target
+/.devenv
+/.direnv

Cargo.toml

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+[package]
+name = "game"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+bevy = "0.14.2"
+bevy_rapier2d = "0.27.0"

flake.lock

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+{
+  "nodes": {
+    "crane": {
+      "locked": {
+        "lastModified": 1731974733,
+        "narHash": "sha256-enYSSZVVl15FI5p+0Y5/Ckf5DZAvXe6fBrHxyhA/njc=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "3cb338ce81076ce5e461cf77f7824476addb0e1c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1732257345,
+        "narHash": "sha256-YetzCpGzm7RnSHIUhSqljv3iLOGdg/XufbUvMOrC7tg=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "3b89d5df39afc6ef3a8575fa92d8fa10ec68c95f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "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": 1731890469,
+        "narHash": "sha256-D1FNZ70NmQEwNxpSSdTXCSklBH1z2isPR84J6DQrJGs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "5083ec887760adfe12af64830a66807423a859a7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "crane": "crane",
+        "fenix": "fenix",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1732050317,
+        "narHash": "sha256-G5LUEOC4kvB/Xbkglv0Noi04HnCfryur7dVjzlHkgpI=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "c0bbbb3e5d7d1d1d60308c8270bfd5b250032bb4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "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

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+{
+  description = "Build a cargo project without extra checks";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    crane,
+    fenix,
+    flake-utils,
+    ...
+  }:
+    flake-utils.lib.eachDefaultSystem (system: let
+      pkgs = nixpkgs.legacyPackages.${system};
+
+      craneLib = crane.lib.${system};
+      rs-toolchain = with fenix.packages.${system};
+        combine [
+          complete.toolchain
+        ];
+    in {
+      devShells.default = pkgs.mkShell rec {
+        buildInputs = with pkgs; [
+          pkg-config
+          rs-toolchain
+          udev
+          alsa-lib
+          glfw
+          freetype
+          vulkan-headers
+          vulkan-loader
+          vulkan-validation-layers
+          vulkan-tools # vulkaninfo
+          shaderc # GLSL to SPIRV compiler - glslc
+          renderdoc # Graphics debugger
+          tracy # Graphics profiler
+          vulkan-tools-lunarg
+          xorg.libX11
+          xorg.libXcursor
+          xorg.libXi
+          xorg.libXrandr # To use the x11 feature
+          libxkbcommon
+          wayland
+          mold-wrapped
+          clang
+          trunk
+          binaryen
+        ];
+
+        LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath buildInputs;
+      };
+    });
+}

src/main.rs

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+fn main() {
+    println!("Hello, world!");
+}