render_pass_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_RENDER_PASS_VK_H_
#define FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_RENDER_PASS_VK_H_
 
#include "flutter/fml/macros.h"
#include "impeller/renderer/backend/vulkan/context_vk.h"
#include "impeller/renderer/backend/vulkan/pass_bindings_cache.h"
#include "impeller/renderer/backend/vulkan/shared_object_vk.h"
#include "impeller/renderer/render_pass.h"
#include "impeller/renderer/render_target.h"
 
namespace impeller {
 
class CommandBufferVK;
 
class RenderPassVK final : public RenderPass {
 public:
  // |RenderPass|
  ~RenderPassVK() override;
 
 private:
  friend class CommandBufferVK;
 
  std::weak_ptr<CommandBufferVK> command_buffer_;
  std::string debug_label_;
  bool is_valid_ = false;
  mutable PassBindingsCache pass_bindings_cache_;
 
  RenderPassVK(const std::shared_ptr<const Context>& context,
               const RenderTarget& target,
               std::weak_ptr<CommandBufferVK> command_buffer);
 
  // |RenderPass|
  bool IsValid() const override;
 
  // |RenderPass|
  void OnSetLabel(std::string label) override;
 
  // |RenderPass|
  bool OnEncodeCommands(const Context& context) const override;
 
  SharedHandleVK<vk::RenderPass> CreateVKRenderPass(
      const ContextVK& context,
      const std::shared_ptr<CommandBufferVK>& command_buffer,
      bool has_subpass_dependency) const;
 
  SharedHandleVK<vk::Framebuffer> CreateVKFramebuffer(
      const ContextVK& context,
      const vk::RenderPass& pass) const;
 
  RenderPassVK(const RenderPassVK&) = delete;
 
  RenderPassVK& operator=(const RenderPassVK&) = delete;
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_RENDER_PASS_VK_H_