vulkan_swapchain.hpp

 
#pragma once
 
#include "vulkan_common.hpp"
#include "vulkan_core.hpp"
 
#include <vector>
 
namespace renderer {
 
class VulkanSwapchain {
public:
  VulkanSwapchain(const VulkanCore& core, vk::raii::SurfaceKHR& surface, vk::Extent2D preferred_extent);
  ~VulkanSwapchain() = default;
 
  VulkanSwapchain(const VulkanSwapchain&) = delete;
  auto operator=(const VulkanSwapchain&) -> VulkanSwapchain& = delete;
  VulkanSwapchain(VulkanSwapchain&&) = delete;
  auto operator=(VulkanSwapchain&&) -> VulkanSwapchain& = delete;
 
  void recreate(vk::Extent2D preferred_extent);
 
  [[nodiscard]]
  auto getExtent() const -> vk::Extent2D {
    return m_extent;
  }
 
  [[nodiscard]]
  auto getColorFormat() const -> vk::Format {
    return m_image_format;
  }
 
  [[nodiscard]]
  auto getImageCount() const -> uint32_t {
    return static_cast<uint32_t>(m_images.size());
  }
 
  [[nodiscard]]
  auto getImage(uint32_t index) const -> const vk::Image& {
    return m_images.at(index);
  }
 
  [[nodiscard]]
  auto getColorAttachment(uint32_t index) const -> const vk::raii::ImageView& {
    return m_image_views.at(index);
  }
 
  [[nodiscard]]
  auto acquireNextImage(uint64_t timeout, vk::Semaphore image_available, vk::Fence in_flight_fence) const
      -> vk::ResultValue<uint32_t>;
  [[nodiscard]]
  auto present(uint32_t image_index, vk::Semaphore render_finished) const -> vk::Result;
 
private:
  void create(vk::Extent2D preferred_extent);
  [[nodiscard]]
  auto findPresentQueueFamilyIndex() const -> uint32_t;
  [[nodiscard]]
  auto selectSurfaceFormat(const std::vector<vk::SurfaceFormatKHR>& formats) const -> vk::SurfaceFormatKHR;
  [[nodiscard]]
  auto selectPresentMode(const std::vector<vk::PresentModeKHR>& modes) const -> vk::PresentModeKHR;
  [[nodiscard]]
  auto selectExtent(const vk::SurfaceCapabilitiesKHR& capabilities, vk::Extent2D preferred_extent) const -> vk::Extent2D;
 
  const VulkanCore* m_core = nullptr;
  vk::raii::SurfaceKHR* m_surface = nullptr;
 
  vk::raii::SwapchainKHR m_swapchain = nullptr;
  std::vector<vk::Image> m_images;
  std::vector<vk::raii::ImageView> m_image_views;
 
  vk::Extent2D m_extent;
  vk::Format m_image_format = vk::Format::eUndefined;
  uint32_t m_present_queue_family_index = 0;
  vk::Queue m_present_queue = nullptr;
};
 
}