From f9e199e1a00fed1d591f59af2ea801976add9c61 Mon Sep 17 00:00:00 2001
From: Fire Cube <ben7@gmx.ch>
Date: Sun, 13 Jul 2025 17:20:20 +0200
Subject: [PATCH] cleanup

---
 src/common/hash.h                                    | 9 ++++++---
 src/video_core/renderer_vulkan/shader_cache.h        | 4 +++-
 src/video_core/renderer_vulkan/vk_pipeline_cache.cpp | 2 +-
 3 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/common/hash.h b/src/common/hash.h
index b29cfb90f..d5cacedd7 100644
--- a/src/common/hash.h
+++ b/src/common/hash.h
@@ -5,7 +5,10 @@
 
 #include "common/types.h"
 
-template <typename T, typename U>
-T HashCombine(const T& seed, const U& value) {
-    return seed ^ (static_cast<T>(value) + 0x9e3779b9 + (seed << 6) + (seed >> 2));
+[[nodiscard]] inline u64 HashCombine(const u64 seed, const u64 hash) {
+    return seed ^ (hash + 0x9e3779b9 + (seed << 12) + (seed >> 4));
+}
+
+[[nodiscard]] inline u32 HashCombine(const u32 seed, const u32 hash) {
+    return seed ^ (hash + 0x9e3779b9 + (seed << 6) + (seed >> 2));
 }
\ No newline at end of file
diff --git a/src/video_core/renderer_vulkan/shader_cache.h b/src/video_core/renderer_vulkan/shader_cache.h
index d2320e455..c9518e918 100644
--- a/src/video_core/renderer_vulkan/shader_cache.h
+++ b/src/video_core/renderer_vulkan/shader_cache.h
@@ -1,6 +1,8 @@
+// SPDX-FileCopyrightText: Copyright 2025 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 #pragma once
 
-#include <filesystem>
 #include <iostream>
 #include <string>
 #include <vector>
diff --git a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
index 0e54c46d0..d15b212d6 100644
--- a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
@@ -569,7 +569,7 @@ PipelineCache::Result PipelineCache::GetProgram(Stage stage, LogicalStage l_stag
                                                 Shader::ShaderParams params,
                                                 Shader::Backend::Bindings& binding) {
     auto runtime_info = BuildRuntimeInfo(stage, l_stage);
-    auto [it_pgm, new_program] = program_cache.try_emplace(params.hash); // code in vs
+    auto [it_pgm, new_program] = program_cache.try_emplace(params.hash);
     if (new_program) {
         it_pgm.value() = std::make_unique<Program>(stage, l_stage, params);
         auto& program = it_pgm.value();