yes

2026-01-11 22:53:34 +00:00 · 2024-11-03 01:23:52 +01:00
parent a662427097
commit b59888efb3
36 changed files with 21446 additions and 13231 deletions
--- a/runtime/Sources/Renderer/Swapchain.cpp
+++ b/runtime/Sources/Renderer/Swapchain.cpp
@@ -0,0 +1,108 @@
+#include <PreCompiled.h>
+
+#include <Platform/Window.h>
+#include <Renderer/Swapchain.h>
+#include <Renderer/RenderCore.h>
+#include <Core/Logs.h>
+#include <Core/EventBus.h>
+
+namespace mlx
+{
+	namespace Internal
+	{
+		struct ResizeEventBroadcast : public EventBase
+		{
+			Event What() const override { return Event::ResizeEventCode; }
+		};
+	}
+
+	void Swapchain::Init(NonOwningPtr<Window> window)
+	{
+		p_window = window;
+		m_surface = window->CreateVulkanSurface(RenderCore::Get().GetInstance());
+		DebugLog("Vulkan: surface created");
+		CreateSwapchain();
+	}
+
+	void Swapchain::AquireFrame(VkSemaphore signal)
+	{
+		if(m_resize)
+		{
+			RenderCore::Get().WaitDeviceIdle();
+			CreateSwapchain();
+			EventBus::SendBroadcast(Internal::ResizeEventBroadcast{});
+		}
+
+		VkResult result = RenderCore::Get().vkAcquireNextImageKHR(RenderCore::Get().GetDevice(), m_swapchain, UINT64_MAX, signal, VK_NULL_HANDLE, &m_current_image_index);
+		if(result == VK_SUBOPTIMAL_KHR)
+			m_resize = true; // Recreate Swapchain next time
+		else if(result == VK_ERROR_OUT_OF_DATE_KHR)
+		{
+			m_resize = true;
+			AquireFrame(signal);
+		}
+		else if(result != VK_SUCCESS)
+			FatalError("Vulkan: failed to acquire swapchain image, %", kvfVerbaliseVkResult(result));
+	}
+
+	void Swapchain::Present(VkSemaphore wait) noexcept
+	{
+		if(!kvfQueuePresentKHR(RenderCore::Get().GetDevice(), wait, m_swapchain, m_current_image_index))
+			m_resize = true;
+	}
+
+	void Swapchain::Destroy()
+	{
+		RenderCore::Get().WaitDeviceIdle();
+
+		for(Image& img : m_swapchain_images)
+			img.DestroyImageView();
+	//	kvfDestroySwapchainKHR(RenderCore::Get().GetDevice(), m_swapchain);
+
+		RenderCore::Get().vkDestroySurfaceKHR(RenderCore::Get().GetInstance(), m_surface, nullptr);
+		m_surface = VK_NULL_HANDLE;
+		DebugLog("Vulkan: surface destroyed");
+	}
+
+	void Swapchain::CreateSwapchain()
+	{
+		for(Image& img : m_swapchain_images)
+			img.DestroyImageView();
+		m_swapchain_images.clear();
+
+		VkExtent2D extent;
+		do
+		{
+			Vec2ui size = p_window->GetVulkanDrawableSize();
+			extent = { size.x, size.y };
+		} while(extent.width == 0 || extent.height == 0);
+
+		VkSwapchainKHR old_swapchain = m_swapchain;
+		m_swapchain = kvfCreateSwapchainKHR(RenderCore::Get().GetDevice(), RenderCore::Get().GetPhysicalDevice(), m_surface, extent, VK_NULL_HANDLE, true);
+	//	if(old_swapchain != VK_NULL_HANDLE)
+	//		kvfDestroySwapchainKHR(RenderCore::Get().GetDevice(), old_swapchain);
+
+		m_images_count = kvfGetSwapchainImagesCount(m_swapchain);
+		m_min_images_count = kvfGetSwapchainMinImagesCount(m_swapchain);
+		std::vector<VkImage> tmp(m_images_count);
+		m_swapchain_images.resize(m_images_count);
+		RenderCore::Get().vkGetSwapchainImagesKHR(RenderCore::Get().GetDevice(), m_swapchain, &m_images_count, tmp.data());
+		VkCommandBuffer cmd = kvfCreateCommandBuffer(RenderCore::Get().GetDevice());
+		kvfBeginCommandBuffer(cmd, VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT);
+		for(std::size_t i = 0; i < m_images_count; i++)
+		{
+			#ifdef DEBUG
+				m_swapchain_images[i].Init(tmp[i], kvfGetSwapchainImagesFormat(m_swapchain), extent.width, extent.height, VK_IMAGE_LAYOUT_UNDEFINED, "mlx_swapchain_image_" + std::to_string(i));
+			#else
+				m_swapchain_images[i].Init(tmp[i], kvfGetSwapchainImagesFormat(m_swapchain), extent.width, extent.height, VK_IMAGE_LAYOUT_UNDEFINED, {});
+			#endif
+			m_swapchain_images[i].TransitionLayout(VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, cmd);
+			m_swapchain_images[i].CreateImageView(VK_IMAGE_VIEW_TYPE_2D, VK_IMAGE_ASPECT_COLOR_BIT);
+		}
+		kvfEndCommandBuffer(cmd);
+		VkFence fence = kvfCreateFence(RenderCore::Get().GetDevice());
+		kvfSubmitSingleTimeCommandBuffer(RenderCore::Get().GetDevice(), cmd, KVF_GRAPHICS_QUEUE, fence);
+		kvfDestroyFence(RenderCore::Get().GetDevice(), fence);
+		DebugLog("Vulkan: swapchain created");
+	}
+}