default.nix: update lsfg-vk to f998647

with the switch to submodules and some other changes we are able to simplify building this project and no longer need patches. thanks @PancakeTAS :3

default.nix

@@ -1,52 +1,25 @@
 { lib
 , fetchFromGitHub
-, replaceVars
 , cmake
-, meson
 , ninja
-, SDL2
-, glslang
 , vulkan-headers
 , vulkan-loader
-, pkg-config
 , llvmPackages
-, python3
+, spirv-headers
 }: let
 
-  peparse-git = fetchFromGitHub {
-    owner = "trailofbits";
-    repo = "pe-parse";
-    rev = "v2.1.1";
-    hash = "sha256-WuG/OmzrXoH5O7+sSIdUVZP0aS63nuJwHgQfn12Q5xk=";
-    fetchSubmodules = true;
-  };
-
-  dxvk-git = fetchFromGitHub {
-    owner = "doitsujin";
-    repo = "dxvk";
-    rev = "v2.6.2";
-    hash = "sha256-nZEi9WYhpI0WaeguoZMV4nt+nfaErvgz5RNDyyZYCJA=";
-    fetchSubmodules = true;
-  };
-
 in llvmPackages.stdenv.mkDerivation {
   pname = "lsfg-vk";
-  version = "0.0.31";
+  version = "unstable-2025-07-13-f998647";
 
   src = fetchFromGitHub {
     owner = "PancakeTAS";
     repo = "lsfg-vk";
-    rev = "3ec418fd0f802f245bc31511d33c94a25d045ae8";
+    rev = "f998647d74051467e39de9de2df2ff9a5996db5f";
-    hash = "sha256-xMRrqKaqKxzOjEFcLas6nRgvIpaZ94ca9BZemEPsIbU=";
+    hash = "sha256-X708aKFz3wqSVYsMvCKsY7kqi+2LTewnoOMrXFPVEPY=";
+    fetchSubmodules = true;
   };
 
-  # we need to unvendor dxvk and pe-parse which would normally be downloaded from git during buildtime in the cmakefiles
-  patches = [
-    (replaceVars ./nix-cmake.patch {
-      inherit dxvk-git peparse-git python3;
-    })
-  ];
-
   cmakeFlags = [
     "-DCMAKE_BUILD_TYPE=Release"
   ];
@@ -57,17 +30,13 @@ in llvmPackages.stdenv.mkDerivation {
     llvmPackages.clang
     llvmPackages.libllvm # needed for release builds
     cmake
-    meson
     ninja
-    pkg-config
-    glslang
-    python3
   ];
 
   buildInputs = [
-    SDL2
     vulkan-headers
     vulkan-loader
+    spirv-headers
   ];
 
   meta = with lib; {

nix-cmake.patch

@@ -1,50 +0,0 @@
-diff --git a/cmake/FetchDXVK.cmake b/cmake/FetchDXVK.cmake
-index f84de82..050b05b 100644
---- a/cmake/FetchDXVK.cmake
-+++ b/cmake/FetchDXVK.cmake
-@@ -9,12 +9,13 @@ else()
- endif()
- 
- ExternalProject_Add(dxvk_git
--    GIT_REPOSITORY "https://github.com/doitsujin/dxvk"
--    GIT_TAG "v2.6.2"
-+    URL file://@dxvk-git@
-     UPDATE_DISCONNECTED true
-     USES_TERMINAL_CONFIGURE true
-     USES_TERMINAL_BUILD true
-     BUILD_IN_SOURCE true
-+    PATCH_COMMAND
-+        sed -i -e "s|^#!.*python3|#!@python3@/bin/python3|" <SOURCE_DIR>/subprojects/libdisplay-info/tool/gen-search-table.py
-     CONFIGURE_COMMAND
-         sed -i s/private://g
-             src/dxvk/dxvk_shader.h &&
-@@ -51,10 +52,13 @@ target_link_directories(dxvk
-     INTERFACE ${SOURCE_DIR}/build/src/dxgi
-     INTERFACE ${SOURCE_DIR}/build/src/d3d11
-     INTERFACE ${SOURCE_DIR}/build/src/spirv
--    INTERFACE ${SOURCE_DIR}/build/src/util)
-+    INTERFACE ${SOURCE_DIR}/build/src/util
-+    INTERFACE ${SOURCE_DIR}/build/src/wsi
-+    INTERFACE ${SOURCE_DIR}/build/src/vulkan
-+    INTERFACE ${SOURCE_DIR}/build/subprojects/libdisplay-info)
- target_include_directories(dxvk SYSTEM
-     INTERFACE ${SOURCE_DIR}/build-native/include/dxvk
-     INTERFACE ${SOURCE_DIR}/src
-     INTERFACE ${SOURCE_DIR}/include/spirv/include)
- target_link_libraries(dxvk INTERFACE
--    -Wl,--start-group dxgi d3d11 util ldxvk dxbc spirv -Wl,--end-group)
-+    -Wl,--start-group dxgi d3d11 util ldxvk dxbc spirv wsi vkcommon display-info -Wl,--end-group)
-diff --git a/cmake/FetchPeParse.cmake b/cmake/FetchPeParse.cmake
-index df7879b..31a4b87 100644
---- a/cmake/FetchPeParse.cmake
-+++ b/cmake/FetchPeParse.cmake
-@@ -1,8 +1,7 @@
- include(ExternalProject)
- 
- ExternalProject_Add(peparse_git
--    GIT_REPOSITORY "https://github.com/trailofbits/pe-parse"
--    GIT_TAG "v2.1.1"
-+    URL file://@peparse-git@
-     UPDATE_DISCONNECTED true
-     USES_TERMINAL_CONFIGURE true
-     USES_TERMINAL_BUILD true