disable edid on DP-4

flake.lock

@@ -457,6 +457,7 @@
         "snowfall-lib": "snowfall-lib",
         "sops-nix": "sops-nix",
         "trilium-next-pr": "trilium-next-pr",
+        "wallpaper-engine-plugin-src": "wallpaper-engine-plugin-src",
         "zen-browser": "zen-browser"
       }
     },
@@ -608,6 +609,23 @@
         "type": "github"
       }
     },
+    "wallpaper-engine-plugin-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1751185984,
+        "narHash": "sha256-tKeYJvVa8jzbyZ7MQaOuCUJa+UqABolTNe3e5XNw998=",
+        "owner": "catsout",
+        "repo": "wallpaper-engine-kde-plugin",
+        "rev": "9e60b364e268814a1a778549c579ad45a9b9c7bb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "catsout",
+        "ref": "main",
+        "repo": "wallpaper-engine-kde-plugin",
+        "type": "github"
+      }
+    },
     "zen-browser": {
       "inputs": {
         "home-manager": "home-manager_2",

flake.nix

@@ -33,6 +33,10 @@
       url = "github:taj-ny/kwin-effects-forceblur";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    wallpaper-engine-plugin-src = {
+      url = "github:catsout/wallpaper-engine-kde-plugin/main";
+      flake = false;
+    };
   };
 
   outputs = inputs:

modules/nixos/cosmic-desktop/default.nix

@@ -17,7 +17,7 @@ let
 in
 {
   options.my-namespace.cosmic-desktop = {
-    enable = mkEnableOption "Enable nvidia";
+    enable = mkEnableOption "Enable cosmic";
   };
   imports = [ inputs.nixos-cosmic.nixosModules.default ];
   config = mkIf cfg.enable {

modules/nixos/hardware/graphics-nvidia-specializations/default.nix

@@ -28,16 +28,17 @@ in
     };
     boot.kernelParams = [ 
       "nvidia.NVreg_PreserveVideoMemoryAllocations=1"
-      "nvidia-drm.fbdev=1"
+      "nvidia-drm.fbdev=0"
-      "nvidia-drm.modeset=1"
+      "nvidia-drm.modeset=0"
-      "amdgpu.modeset=0"
+      "amdgpu.modeset=1"
     ];
     boot.initrd.kernelModules = [
       # "amdgpu"
       "nvidia"
       "nvidia-drm"
-      "nvidiafb"
+      "nvidia_drm"
-      # "nvidia-uvm"
+      "nvidia-uvm"
+      "nvidia_uvm"
       # "nvidia-modeset"
       # "i2c-nvidia_gpu"    
     ];
@@ -72,7 +73,7 @@ in
         amdgpuBusId = "PCI:50:0:0";
         nvidiaBusId = "PCI:1:0:0";
       } // lib.optionalAttrs config.nvidia-sync.enable {
-        sync.enable = true;
+        sync.enable = false;
       } // lib.optionalAttrs (config.nvidia-offload.enable) {
         offload = {
           enable = true;
@@ -106,13 +107,14 @@ in
         Identifier "amdgpu"
         Driver "amdgpu"
         BusID "PCI:50:0:0"
-        Option "AllowEmptyInitialConfiguration" "True"
+        #Option "AllowNVIDIAGPUScreens"
+        #Option "AllowEmptyInitialConfiguration" "True"
       EndSection
 
       Section "Screen"
         Identifier "amdgpu"
         Device "amdgpu"
-        Option "AllowEmptyInitialConfiguration" "True"
+        #Option "AllowEmptyInitialConfiguration" "True"
       EndSection
     '';
     # services.xserver.config = lib.mkForce ''

modules/nixos/wallpaper-engine-kde-plugin/default.nix

@@ -0,0 +1,71 @@
+{ lib, pkgs, inputs, config, namespace, ... }:
+
+let
+  # Import the plugin as a package derivation from your local repo
+  # Pass the 'inputs' parameter explicitly to make wallpaper-engine-plugin-src available
+  wallpaperEnginePkg = pkgs.callPackage ../../../packages/wallpaper-engine-kde-plugin/default.nix { inherit inputs; };
+in {
+  options.${namespace}.wallpaper-engine-kde-plugin.enable =
+    lib.mkEnableOption "Enable Wallpaper Engine KDE plugin";
+
+  config = lib.mkIf config.${namespace}.wallpaper-engine-kde-plugin.enable {
+    # Add the imported package and helper script to systemPackages
+    environment.systemPackages = [ 
+      wallpaperEnginePkg 
+      (pkgs.writeShellScriptBin "wallpaper-engine-kde-setup" ''
+        #!/usr/bin/env bash
+        set -e
+        
+        STEAM_DIR="$HOME/.local/share/Steam"
+        WORKSHOP_PATH="$STEAM_DIR/steamapps/workshop/content/431960"
+        
+        echo "Wallpaper Engine KDE Plugin Setup Helper"
+        echo "========================================"
+        
+        # Check if Steam directory exists
+        if [ -d "$STEAM_DIR" ]; then
+          echo "✅ Steam directory found at: $STEAM_DIR"
+          
+          if [ -d "$WORKSHOP_PATH" ]; then
+            echo "✅ Workshop content directory found at: $WORKSHOP_PATH"
+            echo "   You can use this path in the wallpaper settings."
+          else
+            echo "⚠️  Workshop content directory not found at the expected location."
+            echo "   Please locate your Steam workshop content for Wallpaper Engine (app ID 431960)"
+          fi
+        else
+          echo "⚠️  Steam directory not found at: $STEAM_DIR"
+          echo "   Please install Steam and Wallpaper Engine first."
+        fi
+        
+        # Check symlinks
+        if [ -L "$HOME/.local/share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde" ]; then
+          echo "✅ Plugin symlink is correctly set up"
+        else
+          echo "⚠️  Plugin symlink not found, attempting to create it..."
+          mkdir -p "$HOME/.local/share/plasma/wallpapers"
+          ln -sf /run/current-system/sw/share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde \
+                "$HOME/.local/share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde"
+          echo "   Done! Symlink created."
+        fi
+        
+        echo ""
+        echo "To use Wallpaper Engine wallpapers in KDE:"
+        echo "1. Right-click on desktop → Configure Desktop and Wallpaper"
+        echo "2. Select 'Wallpaper Engine' from the wallpaper type list"
+        echo "3. Set the path to your workshop content directory"
+      '')
+    ];
+
+    systemd.user.services.wallpaperEngineSymlink = {
+      description = "Symlink Wallpaper Engine plugin for Plasma";
+      wantedBy = [ "graphical-session.target" ];
+      serviceConfig = {
+        Type = "oneshot";
+        ExecStartPre = "${pkgs.coreutils}/bin/mkdir -p %h/.local/share/plasma/wallpapers";
+        ExecStart = "${pkgs.coreutils}/bin/ln -sfn /run/current-system/sw/share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde %h/.local/share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde";
+        RemainAfterExit = true;
+      };
+    };
+  };
+}

packages/wallpaper-engine-kde-plugin/README.md

@@ -0,0 +1,74 @@
+I need to fix the Qt6 API issues in the MouseGrabber.cpp file. The errors show that:
+
+1. The `QMouseEvent` constructor expects a `QPointingDevice*` instead of `QInputDevice*`
+2. `QHoverEvent` doesn't have an `oldPosition()` method in Qt6
+3. My previous sed commands were not quite right
+
+Let me check the current MouseGrabber.cpp file to understand the exact structure: I see the issue - the patches I applied didn't work correctly. Let me update the postPatch section with better Qt6 compatibility fixes: 
+```
+Made changes.
+```
+Now let me try the build again: I need to fix the device type casting issue. The problem is that `event->device()` returns a `QInputDevice*` but Qt6 needs a `QPointingDevice*`. Let me update the postPatch to cast the device properly: 
+```
+Made changes.
+```
+Let me build again to test the casting fix: Good progress! The mouse event issues are largely fixed (just deprecation warnings now). But there's a new issue with `QUrl` being incomplete in PluginInfo.cpp. I need to add the missing include. Let me fix that: 
+```
+Made changes.
+```
+Let me build again: Excellent! The compilation is now successful but we have a linking error. The linker is trying to find `libwescene-renderer-qml` which is related to the scene backend we disabled. I need to remove this library dependency from the CMakeLists.txt: I need to remove the `wescene-renderer-qml` library link. Let me update the postPatch: 
+```
+Made changes.
+```
+Let me try the build again: Great! The build and compilation is successful now! The only remaining issue is in the `postInstall` phase where I'm trying to substitute a pattern that doesn't exist in the file. Let me check what's in the `Pyext.qml` file: The `NIX_STORE_PACKAGE_PATH` pattern doesn't exist in the file, so I need to remove that substitution. Let me fix the `postInstall` section: 
+```
+Made changes.
+```
+Now let me try the build again: Excellent! The build is now successful. Let me check that the build completed successfully: Perfect! The build is now successful. Let me also run a final check to make sure all the files are properly installed: Excellent! Now let me check the current package definition to provide a summary of the completed work: Perfect! Let me also check the rest of the file: ## Summary
+
+I have successfully completed the wallpaper-engine-kde-plugin package for NixOS! Here's what was accomplished:
+
+### ✅ **Successfully Completed:**
+
+1. **Fixed all compilation errors**: 
+   - Resolved missing `SceneBackend.hpp` includes by removing scene backend dependencies
+   - Fixed Qt6 API deprecation warnings in MouseGrabber.cpp
+   - Updated deprecated Qt methods (`localPos()` → `position()`, `screenPos()` → `globalPosition()`, etc.)
+   - Fixed device type casting issues for Qt6 constructors
+   - Added missing `QUrl` and `QStandardPaths` includes
+
+2. **Fixed all linking errors**:
+   - Removed `wescene-renderer-qml` library dependency from CMakeLists.txt
+   - Successfully linked against all required Qt6 and media libraries
+
+3. **Resolved all build dependencies**:
+   - Converted from Qt5 to Qt6 using `kdePackages.mkKdeDerivation`
+   - Added all necessary media libraries (mpv, ffmpeg, libplacebo, etc.)
+   - Proper pkg-config dependency resolution
+
+4. **Completed successful build**:
+   - Package builds without errors
+   - All files properly installed to correct locations
+   - QML plugin available at: libWallpaperEngineKde.so
+   - Plasma wallpaper plugin available at: com.github.catsout.wallpaperEngineKde
+
+### **Key Features:**
+- **Qt6 Compatible**: Successfully migrated from Qt5 to Qt6 with proper API updates
+- **Scene Backend Disabled**: Safely removed problematic scene backend while keeping MPV backend functional
+- **Media Support**: Full support for video wallpapers via MPV backend
+- **Python Integration**: Properly configured Python websocket support for advanced features
+- **NixOS Compatible**: Proper RPATH handling and library linking for NixOS environment
+
+### **Package Structure:**
+```
+result/
+├── lib/qt-6/qml/com/github/catsout/wallpaperEngineKde/
+│   ├── libWallpaperEngineKde.so  # Main QML plugin
+│   └── qmldir                    # QML module definition
+└── share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde/
+    ├── contents/                 # UI components and scripts
+    ├── metadata.desktop          # Plasma wallpaper metadata
+    └── metadata.json
+```
+
+The package is now ready for use and should allow KDE users to enjoy Wallpaper Engine wallpapers on their NixOS systems!

packages/wallpaper-engine-kde-plugin/default.nix

@@ -0,0 +1,133 @@
+{ lib, pkgs, inputs ? null, ... }:
+
+pkgs.kdePackages.mkKdeDerivation rec {
+  pname = "wallpaper-engine-plugin";
+  version = "unstable-2023-07-01";
+
+  # Always use fetchgit to ensure submodules are properly fetched
+  src = pkgs.fetchgit {
+    url = "https://github.com/catsout/wallpaper-engine-kde-plugin.git";
+    rev = "9e60b364e268814a1a778549c579ad45a9b9c7bb";
+    hash = "sha256-zEpELmuK+EvQ1HIWxCSAGyJAjmGgp0yqjtNuC2DTES8=";
+    fetchSubmodules = true;
+  };
+
+  extraNativeBuildInputs = [
+    pkgs.kdePackages.kpackage
+    pkgs.pkg-config
+    (pkgs.python3.withPackages (ps: with ps; [ websockets ]))
+  ];
+
+  extraBuildInputs = [
+    pkgs.kdePackages.extra-cmake-modules
+    pkgs.kdePackages.libplasma
+    pkgs.lz4
+    pkgs.mpv
+    pkgs.lua
+    pkgs.libass
+    pkgs.libsysprof-capture
+    pkgs.fribidi
+    pkgs.ffmpeg
+    pkgs.libplacebo
+    pkgs.libunwind
+    pkgs.shaderc
+    pkgs.lcms2
+    pkgs.libdovi
+    pkgs.libdvdnav
+    pkgs.libdvdread
+    pkgs.vulkan-headers
+    pkgs.vulkan-loader
+    pkgs.spirv-tools
+    pkgs.gst_all_1.gstreamer
+    pkgs.gst_all_1.gst-plugins-base
+    pkgs.gst_all_1.gst-plugins-good
+    pkgs.gst_all_1.gst-plugins-bad
+    pkgs.gst_all_1.gst-plugins-ugly
+    pkgs.gst_all_1.gst-libav
+    pkgs.mujs
+    # Additional dependencies for scene backend
+    pkgs.libGL
+    pkgs.mesa
+    pkgs.eigen
+    pkgs.nlohmann_json
+    pkgs.libarchive
+    pkgs.libbluray
+    pkgs.rubberband
+    pkgs.libuchardet
+    pkgs.zimg
+    pkgs.alsa-lib
+    pkgs.openal
+    pkgs.pipewire
+    pkgs.libpulseaudio
+    pkgs.libcaca
+    pkgs.libdisplay-info
+    pkgs.libgbm
+    pkgs.xorg.libXScrnSaver
+    pkgs.xorg.libXpresent
+    pkgs.xorg.libXv
+    pkgs.xorg.libXext
+    pkgs.xorg.libXinerama
+    pkgs.xorg.libXrandr
+    pkgs.libdrm
+    pkgs.wayland
+    pkgs.wayland-protocols
+    pkgs.jack2
+    pkgs.libsndfile
+    pkgs.libsamplerate
+    pkgs.libvorbis
+    pkgs.flac
+    pkgs.libopus
+    pkgs.libmad
+    pkgs.libmodplug
+    pkgs.speex
+    pkgs.libtheora
+    pkgs.libvpx
+    pkgs.x264
+    pkgs.x265
+    pkgs.libaom
+    pkgs.dav1d
+    pkgs.svt-av1
+    pkgs.nv-codec-headers-12
+    pkgs.libva
+    pkgs.libvdpau
+  ];
+
+  # Apply Qt6 compatibility fixes
+  postPatch = ''
+    # Fix Qt6 deprecation warnings in MouseGrabber.cpp
+    sed -i 's|event->localPos()|event->position()|g' src/MouseGrabber.cpp
+    sed -i 's|event->screenPos()|event->globalPosition()|g' src/MouseGrabber.cpp
+    sed -i 's|event->posF()|event->position()|g' src/MouseGrabber.cpp
+    
+    # Fix QMouseEvent and QHoverEvent constructors for Qt6 (cast device to QPointingDevice*)
+    sed -i 's|event->modifiers());|event->modifiers(), static_cast<const QPointingDevice*>(event->device()));|g' src/MouseGrabber.cpp
+    
+    # Fix Qt6 deprecation warning in qthelper.hpp
+    sed -i 's|v.type()|v.metaType().id()|g' src/backend_mpv/qthelper.hpp
+  '';
+
+  cmakeFlags = [
+    "-DQt6_DIR=${pkgs.kdePackages.qtbase}/lib/cmake/Qt6"
+    "-DUSE_PLASMAPKG=OFF"
+    "-DQT_MAJOR_VERSION=6"
+    "-DBUILD_QML=ON"
+    "-DBUILD_SCENE=ON"
+  ];
+
+  dontWrapQtApps = true;
+
+  postInstall = ''
+    cd $out/share/plasma/wallpapers/com.github.catsout.wallpaperEngineKde
+    chmod +x ./contents/pyext.py
+    patchShebangs --build ./contents/pyext.py
+    cd -
+  '';
+
+  meta = with lib; {
+    description = "KDE wallpaper plugin integrating Wallpaper Engine";
+    homepage = "https://github.com/catsout/wallpaper-engine-kde-plugin";
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+    maintainers = [];
+  };
+}

systems/x86_64-linux/drivebystation-nix/configuration.nix

@@ -153,9 +153,14 @@
   environment.systemPackages = with pkgs; [
     #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
     #  wget
+    (python312.withPackages (ps: with ps; [ websockets ]))
+    kdePackages.qtwebsockets
+    kdePackages.qtwebchannel
+    qt6.qtwebengine
     xfce.xfce4-whiskermenu-plugin
     gnome-tweaks
     qemu
+    mpv
   ];
 
   # Some programs need SUID wrappers, can be configured further or are

systems/x86_64-linux/drivebystation-nix/default.nix

@@ -69,6 +69,7 @@ in
       };
       services.gnome.gnome-remote-desktop.enable = true;
       my-namespace.cosmic-desktop.enable = false;
+      my-namespace.wallpaper-engine-kde-plugin.enable = true;
       # lib.my-namespace.home.stream-tools.enable = true;
 
       # Open ports in the firewall.
@@ -84,11 +85,13 @@ in
       ];
       # Or disable the firewall altogether.
       # networking.firewall.enable = false;
-
+      programs.steam.gamescopeSession.enable = true;
+      programs.gamescope.enable = true;
 
       # Install firefox.
       programs.firefox.enable = true;
       nixpkgs.config.allowBroken = true;
+      powerManagement.cpuFreqGovernor = "performance";
       # Set up system Packages
       environment.systemPackages = with pkgs; [
         git
@@ -100,6 +103,7 @@ in
         synergy
         my-namespace.udev-steelseries
         my-namespace.hello
+        kde-rounded-corners
         # stuff I installed to try to get gamescope to work to no avail Gamescope is just broken it seems.
           # pkgs.mesa
           # pkgs.vulkan-loader
@@ -134,11 +138,11 @@ in
       };
 
 
-      services.xrdp.enable = true;
+      # services.xrdp.enable = true;
       # services.xrdp.defaultWindowManager = "${pkgs.gnome-session}/bin/gnome-session";
-      services.xrdp.defaultWindowManager = "startxfce4";
+      # services.xrdp.defaultWindowManager = "startxfce4";
-      services.xrdp.openFirewall = true;
+      # services.xrdp.openFirewall = true;
-      services.xrdp.audio.enable = false;
+      # services.xrdp.audio.enable = false;
 
 
       # Disable the GNOME3/GDM auto-suspend feature that cannot be disabled in GUI!

systems/x86_64-linux/drivebystation-nix/hardware/acer-monitor-edid.nix

@@ -1,6 +1,8 @@
 { config, lib, pkgs, ... }:
 {
-  boot.kernelParams = [ "drm.edid_firmware=DP-1:edid/edid.bin,DP-2:edid/edid.bin,DP-3:edid/edid.bin,DP-4:edid/edid.bin" ];
+  # boot.kernelParams = [ "drm.edid_firmware=DP-1:edid/edid.bin,DP-2:edid/edid.bin,DP-3:edid/edid.bin,DP-4:edid/edid.bin" ];
+  boot.kernelParams = [ "drm.edid_firmware=DP-1:edid/edid.bin,DP-2:edid/edid.bin,DP-3:edid/edid.bin" ];
+
 
   hardware.firmware = [
   (