a

modules/nixos/hardware/graphics/hasvk13-layer/default.nix

@@ -0,0 +1,22 @@
+{ pkgs }:
+
+pkgs.stdenv.mkDerivation {
+  name = "vulkan-layer-hasvk13";
+  src  = ./.;
+
+  buildInputs = [ pkgs.vulkan-headers ];
+
+  buildPhase = ''
+    $CC -shared -fPIC -O2 -o libVkLayer_hasvk13.so hasvk13_layer.c \
+      -I${pkgs.vulkan-headers}/include
+  '';
+
+  installPhase = ''
+    mkdir -p $out/lib $out/share/vulkan/implicit_layer.d
+    cp libVkLayer_hasvk13.so $out/lib/
+
+    substitute hasvk13_layer.json \
+      $out/share/vulkan/implicit_layer.d/hasvk13_layer.json \
+      --subst-var out
+  '';
+}