mirror of
https://github.com/seekrs/MacroLibX.git
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109 lines
3.7 KiB
C++
109 lines
3.7 KiB
C++
#include <PreCompiled.h>
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#include <Platform/Window.h>
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#include <Renderer/Swapchain.h>
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#include <Renderer/RenderCore.h>
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#include <Core/Logs.h>
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#include <Core/EventBus.h>
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namespace mlx
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{
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namespace Internal
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{
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struct ResizeEventBroadcast : public EventBase
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{
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Event What() const override { return Event::ResizeEventCode; }
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};
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}
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void Swapchain::Init(NonOwningPtr<Window> window)
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{
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p_window = window;
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m_surface = window->CreateVulkanSurface(RenderCore::Get().GetInstance());
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DebugLog("Vulkan: surface created");
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CreateSwapchain();
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}
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void Swapchain::AquireFrame(VkSemaphore signal)
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{
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if(m_resize)
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{
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RenderCore::Get().WaitDeviceIdle();
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CreateSwapchain();
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EventBus::SendBroadcast(Internal::ResizeEventBroadcast{});
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}
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VkResult result = RenderCore::Get().vkAcquireNextImageKHR(RenderCore::Get().GetDevice(), m_swapchain, UINT64_MAX, signal, VK_NULL_HANDLE, &m_current_image_index);
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if(result == VK_SUBOPTIMAL_KHR)
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m_resize = true; // Recreate Swapchain next time
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else if(result == VK_ERROR_OUT_OF_DATE_KHR)
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{
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m_resize = true;
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AquireFrame(signal);
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}
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else if(result != VK_SUCCESS)
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FatalError("Vulkan: failed to acquire swapchain image, %", kvfVerbaliseVkResult(result));
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}
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void Swapchain::Present(VkSemaphore wait) noexcept
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{
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if(!kvfQueuePresentKHR(RenderCore::Get().GetDevice(), wait, m_swapchain, m_current_image_index))
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m_resize = true;
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}
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void Swapchain::Destroy()
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{
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RenderCore::Get().WaitDeviceIdle();
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for(Image& img : m_swapchain_images)
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img.DestroyImageView();
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// kvfDestroySwapchainKHR(RenderCore::Get().GetDevice(), m_swapchain);
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RenderCore::Get().vkDestroySurfaceKHR(RenderCore::Get().GetInstance(), m_surface, nullptr);
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m_surface = VK_NULL_HANDLE;
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DebugLog("Vulkan: surface destroyed");
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}
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void Swapchain::CreateSwapchain()
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{
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for(Image& img : m_swapchain_images)
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img.DestroyImageView();
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m_swapchain_images.clear();
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VkExtent2D extent;
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do
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{
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Vec2ui size = p_window->GetVulkanDrawableSize();
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extent = { size.x, size.y };
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} while(extent.width == 0 || extent.height == 0);
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VkSwapchainKHR old_swapchain = m_swapchain;
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m_swapchain = kvfCreateSwapchainKHR(RenderCore::Get().GetDevice(), RenderCore::Get().GetPhysicalDevice(), m_surface, extent, VK_NULL_HANDLE, true);
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// if(old_swapchain != VK_NULL_HANDLE)
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// kvfDestroySwapchainKHR(RenderCore::Get().GetDevice(), old_swapchain);
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m_images_count = kvfGetSwapchainImagesCount(m_swapchain);
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m_min_images_count = kvfGetSwapchainMinImagesCount(m_swapchain);
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std::vector<VkImage> tmp(m_images_count);
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m_swapchain_images.resize(m_images_count);
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RenderCore::Get().vkGetSwapchainImagesKHR(RenderCore::Get().GetDevice(), m_swapchain, &m_images_count, tmp.data());
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VkCommandBuffer cmd = kvfCreateCommandBuffer(RenderCore::Get().GetDevice());
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kvfBeginCommandBuffer(cmd, VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT);
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for(std::size_t i = 0; i < m_images_count; i++)
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{
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#ifdef DEBUG
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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));
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#else
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m_swapchain_images[i].Init(tmp[i], kvfGetSwapchainImagesFormat(m_swapchain), extent.width, extent.height, VK_IMAGE_LAYOUT_UNDEFINED, {});
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#endif
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m_swapchain_images[i].TransitionLayout(VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, cmd);
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m_swapchain_images[i].CreateImageView(VK_IMAGE_VIEW_TYPE_2D, VK_IMAGE_ASPECT_COLOR_BIT);
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}
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kvfEndCommandBuffer(cmd);
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VkFence fence = kvfCreateFence(RenderCore::Get().GetDevice());
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kvfSubmitSingleTimeCommandBuffer(RenderCore::Get().GetDevice(), cmd, KVF_GRAPHICS_QUEUE, fence);
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kvfDestroyFence(RenderCore::Get().GetDevice(), fence);
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DebugLog("Vulkan: swapchain created");
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}
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}
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