khr_swapchain_image_vk.h

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_SWAPCHAIN_KHR_KHR_SWAPCHAIN_IMAGE_VK_H_
#define FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_SWAPCHAIN_KHR_KHR_SWAPCHAIN_IMAGE_VK_H_
 
#include "impeller/geometry/size.h"
#include "impeller/renderer/backend/vulkan/formats_vk.h"
#include "impeller/renderer/backend/vulkan/texture_source_vk.h"
#include "impeller/renderer/backend/vulkan/vk.h"
 
namespace impeller {
 
class KHRSwapchainImageVK final : public TextureSourceVK {
 public:
  KHRSwapchainImageVK(TextureDescriptor desc,
                      const vk::Device& device,
                      vk::Image image);
 
  // |TextureSourceVK|
  ~KHRSwapchainImageVK() override;
 
  bool IsValid() const;
 
  // |TextureSourceVK|
  vk::Image GetImage() const override;
 
  // |TextureSourceVK|
  vk::ImageView GetImageView() const override;
 
  // |TextureSourceVK|
  vk::ImageView GetRenderTargetView(uint32_t mip_level,
                                    uint32_t array_layer) const override;
 
  // |TextureSourceVK|
  bool IsSwapchainImage() const override;
 
 private:
  vk::Image image_ = VK_NULL_HANDLE;
  vk::UniqueImageView image_view_ = {};
  bool is_valid_ = false;
 
  KHRSwapchainImageVK(const KHRSwapchainImageVK&) = delete;
 
  KHRSwapchainImageVK& operator=(const KHRSwapchainImageVK&) = delete;
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_SWAPCHAIN_KHR_KHR_SWAPCHAIN_IMAGE_VK_H_