Renderer: Add a base Initialize() method to match Shutdown()

Source/Core/VideoBackends/Vulkan/Renderer.cpp

@@ -57,13 +57,7 @@ Renderer::Renderer(std::unique_ptr<SwapChain> swap_chain)
     m_sampler_states[i].hex = RenderState::GetPointSamplerState().hex;
 }
 
-Renderer::~Renderer()
-{
-  UpdateActiveConfig();
-
-  DestroyShaders();
-  DestroySemaphores();
-}
+Renderer::~Renderer() = default;
 
 Renderer* Renderer::GetInstance()
 {
@@ -77,6 +71,9 @@ bool Renderer::IsHeadless() const
 
 bool Renderer::Initialize()
 {
+  if (!::Renderer::Initialize())
+    return false;
+
   BindEFBToStateTracker();
 
   if (!CreateSemaphores())
@@ -131,6 +128,18 @@ bool Renderer::Initialize()
   return true;
 }
 
+void Renderer::Shutdown()
+{
+  ::Renderer::Shutdown();
+
+  // Submit the current command buffer, in case there's a partial frame.
+  StateTracker::GetInstance()->EndRenderPass();
+  g_command_buffer_mgr->ExecuteCommandBuffer(false, true);
+
+  DestroyShaders();
+  DestroySemaphores();
+}
+
 bool Renderer::CreateSemaphores()
 {
   // Create two semaphores, one that is triggered when the swapchain buffer is ready, another after

Source/Core/VideoBackends/Vulkan/Renderer.h

@@ -37,6 +37,9 @@ public:
 
   bool IsHeadless() const override;
 
+  bool Initialize() override;
+  void Shutdown() override;
+
   std::unique_ptr<AbstractTexture> CreateTexture(const TextureConfig& config) override;
   std::unique_ptr<AbstractStagingTexture>
   CreateStagingTexture(StagingTextureType type, const TextureConfig& config) override;
@@ -52,8 +55,6 @@ public:
 
   SwapChain* GetSwapChain() const { return m_swap_chain.get(); }
   BoundingBox* GetBoundingBox() const { return m_bounding_box.get(); }
-  bool Initialize();
-
   void RenderText(const std::string& pstr, int left, int top, u32 color) override;
   u32 AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data) override;
   void PokeEFB(EFBAccessType type, const EfbPokeData* points, size_t num_points) override;