initial commit

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I280f5062d9b89f1fbd6aec209f9d5ad46a6a6964

shell.nix

@@ -0,0 +1,56 @@
+{pkgs ? import <nixpkgs> {}}: let
+  libsForPython = pkgs.lib.makeLibraryPath [
+    pkgs.zlib
+    pkgs.stdenv.cc.cc
+    pkgs.openssl
+    pkgs.bzip2
+    pkgs.libxml2
+    pkgs.xz
+    pkgs.systemd
+    pkgs.libxcb
+    pkgs.glib
+    pkgs.libxkbcommon
+    pkgs.libx11
+    pkgs.libxcursor
+    pkgs.libxext
+    pkgs.libxi
+    pkgs.libxrandr
+    pkgs.libxrender
+    pkgs.libice
+    pkgs.libsm
+  ];
+
+  # It's better to fetch the mediapipe models with Nix so that we can avoid
+  # doing this in the runtime. Will be passed to the Python program via the
+  # FLIPOFF_MODEL_PATH variable.
+  mediapipe-model = pkgs.fetchurl {
+    url = "https://storage.googleapis.com/mediapipe-models/hand_landmarker/hand_landmarker/float16/1/hand_landmarker.task";
+    sha256 = "1qfd0wvcz2yg5hrfxk2420sfncl1d4sc7psx7c4mgif3h00a7hpv";
+  };
+in
+  pkgs.mkShell {
+    buildInputs = with pkgs; [
+      python311
+      uv
+      libglvnd
+      libxcb
+      libxkbcommon
+      libx11
+      libxcursor
+      libxext
+      libxi
+      libxrandr
+      libxrender
+      libice
+      libsm
+      glib
+      glib.bin
+    ];
+
+    env = {
+      LD_LIBRARY_PATH = "${libsForPython}:${pkgs.libglvnd}/lib";
+      QT_QPA_PLATFORM = "xcb";
+      UV_PYTHON_DOWNLOADS = "never";
+      FLIPOFF_MODEL_PATH = "${mediapipe-model}";
+    };
+  }