bhaang: init

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

.gitignore

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+target
+*.*~
+*~*~
+pkg
+\#*#
+.#*

Cargo.toml

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+[package]
+name = "bhaang"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+winit = "0.27"
+env_logger = "0.9"
+log = "0.4"
+wgpu = "0.14"
+cfg-if = "1"
+
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+console_error_panic_hook = "0.1.6"
+console_log = "0.2.0"
+wgpu = { version = "0.14", features = ["webgl"]}
+wasm-bindgen = "0.2.8"
+wasm-bindgen-futures = "0.4.30"
+web-sys = { version = "0.3.6", features = [
+    "Document",
+    "Window",
+    "Element",
+]}
+
+[target.x86_64-unknown-linux-gnu]
+linker = "clang"
+rustflags = ["-C", "link-arg=-fuse-ld=lld"]

README

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+trying out wgpu in this repo

flake.lock

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+{
+  "nodes": {
+    "crane": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1667522439,
+        "narHash": "sha256-1tDYoumL5337T4BkC87iRXbAfeyeeOXa5WAbeP/ENqQ=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "b70e77d2e2d480a3a0bce3ecd2d981679588b23f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1667550113,
+        "narHash": "sha256-WcFfEHvOTVP/oa1L4DY9wqoGMaz1vnehLccQ4QYytw8=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "bf8564890dfbc86aee93c080470389b00a57d498",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "release-22.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1665296151,
+        "narHash": "sha256-uOB0oxqxN9K7XGF1hcnY+PQnlQJ+3bP2vCn/+Ru/bbc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "14ccaaedd95a488dd7ae142757884d8e125b3363",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "crane": "crane",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay_2",
+        "utils": "utils"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "crane",
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "crane",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1667487142,
+        "narHash": "sha256-bVuzLs1ZVggJAbJmEDVO9G6p8BH3HRaolK70KXvnWnU=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "cf668f737ac986c0a89e83b6b2e3c5ddbd8cf33b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "rust-overlay_2": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1667487142,
+        "narHash": "sha256-bVuzLs1ZVggJAbJmEDVO9G6p8BH3HRaolK70KXvnWnU=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "cf668f737ac986c0a89e83b6b2e3c5ddbd8cf33b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "the";
+
+  inputs = {
+    nixpkgs.url = github:nixos/nixpkgs/release-22.05;
+    rust-overlay.url = github:oxalica/rust-overlay;
+    utils.url = github:numtide/flake-utils;
+    crane.url = github:ipetkov/crane;
+    crane.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = { self, nixpkgs, utils, rust-overlay, crane }:
+    utils.lib.eachDefaultSystem
+      (system:
+        let
+          overlays =[ rust-overlay.overlays.default ];
+
+          pkgs = import nixpkgs {
+            inherit system overlays;
+          };
+
+          tomlInfo = craneLib.crateNameFromCargoToml { cargoToml = ./Cargo.toml; };
+
+          toolchain = pkgs.rust-bin.fromRustupToolchainFile ./rust-toolchain;
+
+          craneLib = (crane.mkLib pkgs).overrideToolchain toolchain;
+          
+          nativeDeps = with pkgs; [
+            pkg-config
+            lld
+            cmake
+          ];
+
+          deps = with pkgs; [
+            openssl
+            fontconfig
+          ];
+
+          libPath = with pkgs; with xorg; lib.makeLibraryPath [
+            libX11
+            libXcursor
+            libXrandr
+            libXi
+            vulkan-loader
+          ];
+          
+          commonArgs = {
+            inherit (tomlInfo) pname version;
+            src = craneLib.cleanCargoSource ./.;
+            buildInputs = deps;
+            nativeBuildInputs = nativeDeps;
+          };
+
+          cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+        in
+          rec {
+            devShell = pkgs.mkShell rec {
+              buildInputs = [
+                toolchain
+                pkgs.rust-analyzer
+                pkgs.wasm-pack
+              ]
+              ++ deps;
+              nativeBuildInputs = nativeDeps;
+
+              LD_LIBRARY_PATH = "${libPath}";
+            };
+            
+            packages = rec {
+              bhaang = craneLib.buildPackage (commonArgs // {
+                inherit cargoArtifacts;
+              });
+              default = bhaang;
+              patched = default.overrideAttrs (_: {
+                fixupPhase = ''
+                  patchelf \
+                    --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+                    --set-rpath "${libPath}" $out/bin/bhaang
+                '';
+              }); 
+            };
+            defaultPackage = packages.default;
+          }
+      );
+}

rust-toolchain

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+[toolchain]
+channel = "nightly-2022-10-17"
+components = [ "rustfmt", "clippy" ]
+targets = [ "wasm32-unknown-unknown", "aarch64-unknown-linux-gnu" ]

src/main.rs

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+fn main() {
+    println!("bhaang")
+}