overview backdrop: full GPU shader with hex tiling, wave animation, spinners

nix/package.nix

@@ -3,6 +3,7 @@
   stdenvNoCC,
   makeWrapper,
   quickshell,
+  qt6,
 }:
 stdenvNoCC.mkDerivation {
   pname = "nova-shell";
@@ -10,7 +11,10 @@ stdenvNoCC.mkDerivation {
 
   src = lib.cleanSource ../.;
 
-  nativeBuildInputs = [ makeWrapper ];
+  nativeBuildInputs = [
+    makeWrapper
+    qt6.qtshadertools
+  ];
 
   dontBuild = true;
 
@@ -20,6 +24,11 @@ stdenvNoCC.mkDerivation {
     mkdir -p $out/share/nova-shell
     cp -r shell.qml modules $out/share/nova-shell/
 
+    # Compile fragment shader to Qt RHI format
+    qsb --qt6 \
+      -o $out/share/nova-shell/modules/hex_wave.frag.qsb \
+      modules/hex_wave.frag
+
     mkdir -p $out/bin
     makeWrapper ${lib.getExe quickshell} $out/bin/nova-shell \
       --add-flags "-p $out/share/nova-shell/shell.qml"