ArmorPaint flake.

flake.nix

@@ -1,15 +1,84 @@
+# Copyright 2025 DigitalDragon <digitaldragon.club>
+# 
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+# 
+#     http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 {
-  description = "A very basic flake";
+  description = "ArmorPaint flake";
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    armortools = {
+      url = "github:armory3d/armortools";
+      flake = false;
+    };
   };
 
-  outputs = { self, nixpkgs }: {
+  outputs = { self, nixpkgs, armortools }: {
+    
+    packages.x86_64-linux.armorpaint =
+      with import nixpkgs { system = "x86_64-linux"; };
+      stdenv.mkDerivation rec {
+        name = "ArmorPaint";
+        src = armortools;
+        patches = [ ./shebang+platform-fix.patch ];
+        buildInputs = [
+          # Required programs
+          steam-run-free
+          clang
+        ];
+        nativeBuildInputs = [
+          # Main ArmorPaint dependencies
+          xorg.libXinerama
+          xorg.libXrandr
+          alsa-lib
+          xorg.libXi
+          mesa
+          libGL
+          xorg.libXcursor
+          udev
+          gtk3
+          # Additional dependencies
+          glib
+          pango
+          harfbuzz
+          cairo
+          gdk-pixbuf
+          atk
+          libxkbcommon
+        ];
+        buildPhase = ''
+          cd armorpaint
+          export CPATH="${gtk3.dev}/include/gtk-3.0:${glib.dev}/include/glib-2.0:${pango.dev}/include/pango-1.0:${harfbuzz.dev}/include/harfbuzz:${cairo.dev}/include/cairo:${gdk-pixbuf.dev}/include/gdk-pixbuf-2.0:${atk.dev}/include/atk-1.0:${libxkbcommon.dev}/include:$CPATH"
+          export KINC_PLATFORM=linux_x64
+          steam-run ../armorcore/make --graphics opengl --run
+        '';
+        installPhase = ''
+          mkdir $out/bin -p
+          mv ./build/out $out/lib
+          { echo "#!${pkgs.bash}/bin/bash -e"; \
+            echo "export LD_LIBRARY_PATH=\$LD_LIBRARY_PATH:${pkgs.lib.makeLibraryPath nativeBuildInputs}"; \
+            echo "export GSETTINGS_SCHEMA_DIR=${pkgs.gtk3}/share/gsettings-schemas/gtk+3-${pkgs.gtk3.version}/glib-2.0/schemas"; \
+            echo "tempdir=/tmp/armorpaint-\$USER"; \
+            echo "mkdir \$tempdir/data -p"; \
+            echo "ln -sf $out/lib/ArmorPaint \$tempdir"; \
+            echo "ln -sf $out/lib/data/* \$tempdir/data/"; \
+            echo "exec \"\$tempdir/ArmorPaint\" \"\$@\""; \
+          } > $out/bin/ArmorPaint
+          chmod +x $out/bin/ArmorPaint
+        '';
+      };
 
-    packages.x86_64-linux.hello = nixpkgs.legacyPackages.x86_64-linux.hello;
-
-    packages.x86_64-linux.default = self.packages.x86_64-linux.hello;
+    packages.x86_64-linux.default = self.packages.x86_64-linux.armorpaint;
 
   };
 }