0xrsydn
6591138bbf
Snapshot before the Python POC is removed. The POC (main.py, effects.py, panel.py, shaders.py, effects/*.glsl, flake.nix) is the reference for the native app under native/. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
53 lines
1.8 KiB
Nix
53 lines
1.8 KiB
Nix
{
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description = "motionlab - realtime camera + motion graphics playground";
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inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
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outputs = { self, nixpkgs }:
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let
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systems = [ "aarch64-darwin" "x86_64-darwin" "x86_64-linux" "aarch64-linux" ];
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forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f nixpkgs.legacyPackages.${system});
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# not in nixpkgs; sends frames to the OBS virtual camera (macOS) or v4l2loopback (Linux)
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pyvirtualcamFor = ps: ps.buildPythonPackage rec {
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pname = "pyvirtualcam";
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version = "0.15.0";
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pyproject = true;
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src = nixpkgs.legacyPackages.${ps.python.stdenv.hostPlatform.system}.fetchFromGitHub {
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owner = "letmaik";
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repo = "pyvirtualcam";
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tag = "v${version}";
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fetchSubmodules = true;
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hash = "sha256-JtFchhuvVYYhrYOOcsHPC79/Iezyo5QppV4tY9nrjgQ=";
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};
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build-system = [ ps.setuptools ps.pybind11 ];
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dependencies = [ ps.numpy ];
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doCheck = false;
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pythonImportsCheck = [ "pyvirtualcam" ];
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};
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pythonFor = pkgs: pkgs.python3.withPackages (ps: [
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ps.numpy
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ps.moderngl
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(pyvirtualcamFor ps)
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# macOS gets a Cocoa window out of the box; Linux needs GTK for cv2.imshow
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(if pkgs.stdenv.hostPlatform.isLinux
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then ps.opencv4.override { enableGtk3 = true; }
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else ps.opencv4)
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]);
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in
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{
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devShells = forAllSystems (pkgs: {
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default = pkgs.mkShell { packages = [ (pythonFor pkgs) ]; };
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});
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apps = forAllSystems (pkgs: {
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default = {
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type = "app";
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program = toString (pkgs.writeShellScript "motionlab" ''
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exec ${pythonFor pkgs}/bin/python ${self}/main.py "$@"
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'');
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};
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});
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};
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}
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