wgt01

2026-07-05 01:46:27 +02:00
parent 0a939e3a85
commit 08f544b358
23 changed files with 970 additions and 217 deletions
@@ -0,0 +1,150 @@
+{
+  description = "Westgate Urban Foundation MVP — Blender 4.0.2 tileset generator kit";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    # Reuse the machine's pinned Blender 4.0.2 + NWN toolchain via the repo overlay.
+    theorem.url = "git+file:///nix/nixos";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      theorem,
+    }:
+    let
+      system = "x86_64-linux";
+      pkgs = import nixpkgs {
+        inherit system;
+        overlays = [ theorem.overlays.default ];
+      };
+      blender = pkgs.blender-402-bin; # /bin/blender-4.0.2 (NWN needs 4.0.x, not 5.x)
+      py = pkgs.python3.withPackages (ps: [ ps.mcp ]);
+
+      gen = ./generator; # whole dir so tiles.py sits beside each script for import
+
+      build = pkgs.writeShellApplication {
+        name = "wgt-build";
+        runtimeInputs = [ blender ];
+        text = ''
+          out="''${1:-westgate_urban_foundation_mvp.blend}"
+          exec blender-4.0.2 --background --python ${gen}/build.py -- "$out"
+        '';
+      };
+
+      mkset = pkgs.writeShellApplication {
+        name = "wgt-set";
+        runtimeInputs = [ py ];
+        text = ''exec python ${gen}/make_set.py "$@"'';
+      };
+
+      mkwok = pkgs.writeShellApplication {
+        name = "wgt-wok";
+        runtimeInputs = [ py ];
+        text = ''exec python ${gen}/make_wok.py "$@"'';
+      };
+
+      # Pure-Python .mdl + .wok + solid-colour .tga (the shipping model path;
+      # no Blender, and unlike Neverblender it keeps per-texture trimesh nodes).
+      mkmdlpy = pkgs.writeShellApplication {
+        name = "wgt-mdl";
+        runtimeInputs = [ py ];
+        text = ''exec python ${gen}/make_mdl.py "$@"'';
+      };
+
+      # Tileset palette (GFF ITP) so the toolset registers the set.
+      mkitp = pkgs.writeShellApplication {
+        name = "wgt-itp";
+        runtimeInputs = [ py pkgs.neverwinter-nim ];
+        text = ''exec python ${gen}/make_itp.py "$@"'';
+      };
+
+      # Real .mdl + .wok export via the Neverblender addon (must be enabled in
+      # this Blender's user config — confirmed working headless).
+      mkmdl = pkgs.writeShellApplication {
+        name = "wgt-export";
+        runtimeInputs = [ blender ];
+        text = ''
+          blend="''${1:?usage: wgt-export <blend> <outdir> [CODE...]}"
+          outdir="''${2:-mdl}"
+          shift 2 || true
+          exec blender-4.0.2 --background "$blend" --python ${gen}/export_mdl.py \
+            --python-exit-code 1 -- "$outdir" "$@"
+        '';
+      };
+
+      # One shot: models (.mdl/.wok/.tga) + .set + .itp, staged into the toolset's
+      # development/ folder (no .hak, no Blender). Work dir defaults to ./build.
+      mkdev = pkgs.writeShellApplication {
+        name = "wgt-dev-install";
+        runtimeInputs = [ py pkgs.neverwinter-nim ];
+        text = ''
+          work="''${1:-$PWD/build}"
+          dev="$HOME/Documents/Neverwinter Nights/development"
+          mkdir -p "$work/mdl" "$dev"
+          python ${gen}/make_mdl.py "$work/mdl"                 # .mdl + .wok + .tga
+          python ${gen}/make_set.py "$work/twu01.set"
+          python ${gen}/make_itp.py "$work/twu01palstd.itp"
+          # replace only our own files in development/, leave everything else alone
+          rm -f "$dev"/twu01_*.mdl "$dev"/twu01_*.wok "$dev"/twu01_*.tga \
+                "$dev"/twu01.set "$dev"/twu01palstd.itp
+          cp "$work"/mdl/twu01_*.mdl "$work"/mdl/twu01_*.wok "$work"/mdl/twu01_*.tga \
+             "$work"/twu01.set "$work"/twu01palstd.itp "$dev"/
+          n=$(find "$work/mdl" -name 'twu01_*.mdl' | wc -l)
+          echo "installed $n tiles + twu01.set + twu01palstd.itp -> $dev"
+        '';
+      };
+    in
+    {
+      packages.${system}.default = build;
+
+      apps.${system} = {
+        default = {
+          type = "app";
+          program = "${build}/bin/wgt-build";
+        };
+        build = {
+          type = "app";
+          program = "${build}/bin/wgt-build";
+        };
+        set = {
+          type = "app";
+          program = "${mkset}/bin/wgt-set";
+        };
+        wok = {
+          type = "app";
+          program = "${mkwok}/bin/wgt-wok";
+        };
+        mdl = {
+          type = "app";
+          program = "${mkmdlpy}/bin/wgt-mdl";
+        };
+        itp = {
+          type = "app";
+          program = "${mkitp}/bin/wgt-itp";
+        };
+        export = {
+          type = "app";
+          program = "${mkmdl}/bin/wgt-export";
+        };
+        dev-install = {
+          type = "app";
+          program = "${mkdev}/bin/wgt-dev-install";
+        };
+      };
+
+      devShells.${system}.default = pkgs.mkShell {
+        packages = [
+          blender
+          py
+          pkgs.neverwinter-nim
+          pkgs.cleanmodels
+        ];
+        shellHook = ''
+          export BLENDER_BIN=${blender}/bin/blender-4.0.2
+          echo "wgt01 dev shell — build: blender-4.0.2 --background --python generator/build.py -- out.blend" >&2
+        '';
+      };
+    };
+}