Vulkan: Move swapchain related members from Renderer to SwapChain

4 files changed, 85 insertions, 94 deletions

diff --git a/Source/Core/VideoBackends/Vulkan/Renderer.cpp b/Source/Core/VideoBackends/Vulkan/Renderer.cpp
index 4495cfa28a..71497633e1 100644
--- a/Source/Core/VideoBackends/Vulkan/Renderer.cpp
+++ b/Source/Core/VideoBackends/Vulkan/Renderer.cpp
@@ -76,35 +76,12 @@ bool Renderer::Initialize()
 
   BindEFBToStateTracker();
 
-  if (!CreateSemaphores())
-  {
-    PanicAlert("Failed to create semaphores.");
-    return false;
-  }
-
   if (!CompileShaders())
   {
     PanicAlert("Failed to compile shaders.");
     return false;
   }
 
-  // Swap chain render pass.
-  if (m_swap_chain)
-  {
-    m_swap_chain_render_pass =
-        g_object_cache->GetRenderPass(m_swap_chain->GetSurfaceFormat().format, VK_FORMAT_UNDEFINED,
-                                      1, VK_ATTACHMENT_LOAD_OP_LOAD);
-    m_swap_chain_clear_render_pass =
-        g_object_cache->GetRenderPass(m_swap_chain->GetSurfaceFormat().format, VK_FORMAT_UNDEFINED,
-                                      1, VK_ATTACHMENT_LOAD_OP_CLEAR);
-    if (m_swap_chain_render_pass == VK_NULL_HANDLE ||
-        m_swap_chain_clear_render_pass == VK_NULL_HANDLE)
-    {
-      PanicAlert("Failed to create swap chain render passes.");
-      return false;
-    }
-  }
-
   m_bounding_box = std::make_unique<BoundingBox>();
   if (!m_bounding_box->Initialize())
   {
@@ -142,45 +119,6 @@ void Renderer::Shutdown()
   ::Renderer::Shutdown();
 
   DestroyShaders();
-  DestroySemaphores();
-}
-
-bool Renderer::CreateSemaphores()
-{
-  // Create two semaphores, one that is triggered when the swapchain buffer is ready, another after
-  // submit and before present
-  VkSemaphoreCreateInfo semaphore_info = {
-      VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,  // VkStructureType          sType
-      nullptr,                                  // const void*              pNext
-      0                                         // VkSemaphoreCreateFlags   flags
-  };
-
-  VkResult res;
-  if ((res = vkCreateSemaphore(g_vulkan_context->GetDevice(), &semaphore_info, nullptr,
-                               &m_image_available_semaphore)) != VK_SUCCESS ||
-      (res = vkCreateSemaphore(g_vulkan_context->GetDevice(), &semaphore_info, nullptr,
-                               &m_rendering_finished_semaphore)) != VK_SUCCESS)
-  {
-    LOG_VULKAN_ERROR(res, "vkCreateSemaphore failed: ");
-    return false;
-  }
-
-  return true;
-}
-
-void Renderer::DestroySemaphores()
-{
-  if (m_image_available_semaphore)
-  {
-    vkDestroySemaphore(g_vulkan_context->GetDevice(), m_image_available_semaphore, nullptr);
-    m_image_available_semaphore = VK_NULL_HANDLE;
-  }
-
-  if (m_rendering_finished_semaphore)
-  {
-    vkDestroySemaphore(g_vulkan_context->GetDevice(), m_rendering_finished_semaphore, nullptr);
-    m_rendering_finished_semaphore = VK_NULL_HANDLE;
-  }
 }
 
 std::unique_ptr<AbstractTexture> Renderer::CreateTexture(const TextureConfig& config)
@@ -553,7 +491,7 @@ void Renderer::BindBackbuffer(const ClearColor& clear_color)
   if (!g_command_buffer_mgr->CheckLastPresentFail())
   {
     // Grab the next image from the swap chain in preparation for drawing the window.
-    res = m_swap_chain->AcquireNextImage(m_image_available_semaphore);
+    res = m_swap_chain->AcquireNextImage();
   }
   else
   {
@@ -573,7 +511,7 @@ void Renderer::BindBackbuffer(const ClearColor& clear_color)
     m_swap_chain->ResizeSwapChain();
     BeginFrame();
     g_command_buffer_mgr->PrepareToSubmitCommandBuffer();
-    res = m_swap_chain->AcquireNextImage(m_image_available_semaphore);
+    res = m_swap_chain->AcquireNextImage();
   }
   if (res != VK_SUCCESS)
     PanicAlert("Failed to grab image from swap chain");
@@ -591,8 +529,8 @@ void Renderer::BindBackbuffer(const ClearColor& clear_color)
 
   // Draw to the backbuffer.
   VkRect2D region = {{0, 0}, {backbuffer->GetWidth(), backbuffer->GetHeight()}};
-  StateTracker::GetInstance()->SetRenderPass(m_swap_chain_render_pass,
-                                             m_swap_chain_clear_render_pass);
+  StateTracker::GetInstance()->SetRenderPass(m_swap_chain->GetLoadRenderPass(),
+                                             m_swap_chain->GetClearRenderPass());
   StateTracker::GetInstance()->SetFramebuffer(m_swap_chain->GetCurrentFramebuffer(), region);
 
   // Begin render pass for rendering to the swap chain.
@@ -608,18 +546,17 @@ void Renderer::PresentBackbuffer()
 
   // Transition the backbuffer to PRESENT_SRC to ensure all commands drawing
   // to it have finished before present.
-  Texture2D* backbuffer = m_swap_chain->GetCurrentTexture();
-  backbuffer->TransitionToLayout(g_command_buffer_mgr->GetCurrentCommandBuffer(),
-                                 VK_IMAGE_LAYOUT_PRESENT_SRC_KHR);
+  m_swap_chain->GetCurrentTexture()->TransitionToLayout(
+      g_command_buffer_mgr->GetCurrentCommandBuffer(), VK_IMAGE_LAYOUT_PRESENT_SRC_KHR);
 
   // Submit the current command buffer, signaling rendering finished semaphore when it's done
   // Because this final command buffer is rendering to the swap chain, we need to wait for
   // the available semaphore to be signaled before executing the buffer. This final submission
   // can happen off-thread in the background while we're preparing the next frame.
-  g_command_buffer_mgr->SubmitCommandBuffer(
-      true, m_image_available_semaphore, m_rendering_finished_semaphore,
-      m_swap_chain->GetSwapChain(), m_swap_chain->GetCurrentImageIndex());
-
+  g_command_buffer_mgr->SubmitCommandBuffer(true, m_swap_chain->GetImageAvailableSemaphore(),
+                                            m_swap_chain->GetRenderingFinishedSemaphore(),
+                                            m_swap_chain->GetSwapChain(),
+                                            m_swap_chain->GetCurrentImageIndex());
   BeginFrame();
 }
 
@@ -637,22 +574,22 @@ void Renderer::RenderXFBToScreen(const AbstractTexture* texture, const EFBRectan
 
     post_processor->BlitFromTexture(left_rect, rc,
                                     static_cast<const VKTexture*>(texture)->GetRawTexIdentifier(),
-                                    0, m_swap_chain_render_pass);
+                                    0, m_swap_chain->GetLoadRenderPass());
     post_processor->BlitFromTexture(right_rect, rc,
                                     static_cast<const VKTexture*>(texture)->GetRawTexIdentifier(),
-                                    1, m_swap_chain_render_pass);
+                                    1, m_swap_chain->GetLoadRenderPass());
   }
   else if (g_ActiveConfig.stereo_mode == StereoMode::QuadBuffer)
   {
     post_processor->BlitFromTexture(target_rc, rc,
                                     static_cast<const VKTexture*>(texture)->GetRawTexIdentifier(),
-                                    -1, m_swap_chain_render_pass);
+                                    -1, m_swap_chain->GetLoadRenderPass());
   }
   else
   {
     post_processor->BlitFromTexture(target_rc, rc,
                                     static_cast<const VKTexture*>(texture)->GetRawTexIdentifier(),
-                                    0, m_swap_chain_render_pass);
+                                    0, m_swap_chain->GetLoadRenderPass());
   }
 
   // The post-processor uses the old-style Vulkan draws, which mess with the tracked state.
diff --git a/Source/Core/VideoBackends/Vulkan/Renderer.h b/Source/Core/VideoBackends/Vulkan/Renderer.h
index e6b1c910b5..552e36fa89 100644
--- a/Source/Core/VideoBackends/Vulkan/Renderer.h
+++ b/Source/Core/VideoBackends/Vulkan/Renderer.h
@@ -92,9 +92,6 @@ public:
   void PresentBackbuffer() override;
 
 private:
-  bool CreateSemaphores();
-  void DestroySemaphores();
-
   void BeginFrame();
 
   void CheckForSurfaceChange();
@@ -111,11 +108,6 @@ private:
   bool CompileShaders();
   void DestroyShaders();
 
-  VkSemaphore m_image_available_semaphore = VK_NULL_HANDLE;
-  VkSemaphore m_rendering_finished_semaphore = VK_NULL_HANDLE;
-  VkRenderPass m_swap_chain_render_pass = VK_NULL_HANDLE;
-  VkRenderPass m_swap_chain_clear_render_pass = VK_NULL_HANDLE;
-
   std::unique_ptr<SwapChain> m_swap_chain;
   std::unique_ptr<BoundingBox> m_bounding_box;
 
diff --git a/Source/Core/VideoBackends/Vulkan/SwapChain.cpp b/Source/Core/VideoBackends/Vulkan/SwapChain.cpp
index 3ba46b9baa..2759a59283 100644
--- a/Source/Core/VideoBackends/Vulkan/SwapChain.cpp
+++ b/Source/Core/VideoBackends/Vulkan/SwapChain.cpp
@@ -36,6 +36,7 @@ SwapChain::~SwapChain()
   DestroySwapChainImages();
   DestroySwapChain();
   DestroySurface();
+  DestroySemaphores();
 }
 
 VkSurfaceKHR SwapChain::CreateVulkanSurface(VkInstance instance, void* display_handle, void* hwnd)
@@ -142,12 +143,53 @@ std::unique_ptr<SwapChain> SwapChain::Create(void* display_handle, void* native_
   std::unique_ptr<SwapChain> swap_chain =
       std::make_unique<SwapChain>(display_handle, native_handle, surface, vsync);
 
-  if (!swap_chain->CreateSwapChain() || !swap_chain->SetupSwapChainImages())
+  if (!swap_chain->CreateSemaphores() || !swap_chain->CreateSwapChain() ||
+      !swap_chain->SetupSwapChainImages())
+  {
     return nullptr;
+  }
 
   return swap_chain;
 }
 
+bool SwapChain::CreateSemaphores()
+{
+  // Create two semaphores, one that is triggered when the swapchain buffer is ready, another after
+  // submit and before present
+  VkSemaphoreCreateInfo semaphore_info = {
+      VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,  // VkStructureType          sType
+      nullptr,                                  // const void*              pNext
+      0                                         // VkSemaphoreCreateFlags   flags
+  };
+
+  VkResult res;
+  if ((res = vkCreateSemaphore(g_vulkan_context->GetDevice(), &semaphore_info, nullptr,
+                               &m_image_available_semaphore)) != VK_SUCCESS ||
+      (res = vkCreateSemaphore(g_vulkan_context->GetDevice(), &semaphore_info, nullptr,
+                               &m_rendering_finished_semaphore)) != VK_SUCCESS)
+  {
+    LOG_VULKAN_ERROR(res, "vkCreateSemaphore failed: ");
+    return false;
+  }
+
+  return true;
+}
+
+void SwapChain::DestroySemaphores()
+{
+  if (m_image_available_semaphore)
+  {
+    vkDestroySemaphore(g_vulkan_context->GetDevice(), m_image_available_semaphore, nullptr);
+    m_image_available_semaphore = VK_NULL_HANDLE;
+  }
+
+  if (m_rendering_finished_semaphore)
+  {
+    vkDestroySemaphore(g_vulkan_context->GetDevice(), m_rendering_finished_semaphore, nullptr);
+    m_rendering_finished_semaphore = VK_NULL_HANDLE;
+  }
+}
+
 bool SwapChain::SelectSurfaceFormat()
 {
   u32 format_count;
@@ -370,8 +412,15 @@ bool SwapChain::SetupSwapChainImages()
                                 images.data());
   ASSERT(res == VK_SUCCESS);
 
-  VkRenderPass render_pass = g_object_cache->GetRenderPass(
-      m_surface_format.format, VK_FORMAT_UNDEFINED, 1, VK_ATTACHMENT_LOAD_OP_CLEAR);
+  m_render_pass = g_object_cache->GetRenderPass(m_surface_format.format, VK_FORMAT_UNDEFINED, 1,
+                                                VK_ATTACHMENT_LOAD_OP_LOAD);
+  m_clear_render_pass = g_object_cache->GetRenderPass(m_surface_format.format, VK_FORMAT_UNDEFINED,
+                                                      1, VK_ATTACHMENT_LOAD_OP_CLEAR);
+  if (m_render_pass == VK_NULL_HANDLE || m_clear_render_pass == VK_NULL_HANDLE)
+  {
+    PanicAlert("Failed to get swap chain render passes.");
+    return false;
+  }
 
   m_swap_chain_images.reserve(image_count);
   for (uint32_t i = 0; i < image_count; i++)
@@ -388,7 +437,7 @@ bool SwapChain::SetupSwapChainImages()
     VkFramebufferCreateInfo framebuffer_info = {VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
                                                 nullptr,
                                                 0,
-                                                render_pass,
+                                                m_render_pass,
                                                 1,
                                                 &view,
                                                 m_width,
@@ -428,11 +477,11 @@ void SwapChain::DestroySwapChain()
   m_swap_chain = VK_NULL_HANDLE;
 }
 
-VkResult SwapChain::AcquireNextImage(VkSemaphore available_semaphore)
+VkResult SwapChain::AcquireNextImage()
 {
-  VkResult res =
-      vkAcquireNextImageKHR(g_vulkan_context->GetDevice(), m_swap_chain, UINT64_MAX,
-                            available_semaphore, VK_NULL_HANDLE, &m_current_swap_chain_image_index);
+  VkResult res = vkAcquireNextImageKHR(g_vulkan_context->GetDevice(), m_swap_chain, UINT64_MAX,
+                                       m_image_available_semaphore, VK_NULL_HANDLE,
+                                       &m_current_swap_chain_image_index);
   if (res != VK_SUCCESS && res != VK_ERROR_OUT_OF_DATE_KHR && res != VK_SUBOPTIMAL_KHR)
     LOG_VULKAN_ERROR(res, "vkAcquireNextImageKHR failed: ");
 
diff --git a/Source/Core/VideoBackends/Vulkan/SwapChain.h b/Source/Core/VideoBackends/Vulkan/SwapChain.h
index 4494d7bc57..11b32c7951 100644
--- a/Source/Core/VideoBackends/Vulkan/SwapChain.h
+++ b/Source/Core/VideoBackends/Vulkan/SwapChain.h
@@ -53,8 +53,12 @@ public:
   {
     return m_swap_chain_images[m_current_swap_chain_image_index].framebuffer;
   }
+  VkRenderPass GetLoadRenderPass() const { return m_render_pass; }
+  VkRenderPass GetClearRenderPass() const { return m_clear_render_pass; }
+  VkSemaphore GetImageAvailableSemaphore() const { return m_image_available_semaphore; }
+  VkSemaphore GetRenderingFinishedSemaphore() const { return m_rendering_finished_semaphore; }
 
-  VkResult AcquireNextImage(VkSemaphore available_semaphore);
+  VkResult AcquireNextImage();
 
   bool RecreateSurface(void* native_handle);
   bool ResizeSwapChain();
@@ -64,6 +68,9 @@ public:
   bool SetVSync(bool enabled);
 
 private:
+  bool CreateSemaphores();
+  void DestroySemaphores();
+
   bool SelectSurfaceFormat();
   bool SelectPresentMode();
 
@@ -94,6 +101,12 @@ private:
   std::vector<SwapChainImage> m_swap_chain_images;
   u32 m_current_swap_chain_image_index = 0;
 
+  VkSemaphore m_image_available_semaphore = VK_NULL_HANDLE;
+  VkSemaphore m_rendering_finished_semaphore = VK_NULL_HANDLE;
+
+  VkRenderPass m_render_pass = VK_NULL_HANDLE;
+  VkRenderPass m_clear_render_pass = VK_NULL_HANDLE;
+
   u32 m_width = 0;
   u32 m_height = 0;
   u32 m_layers = 0;