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// Copyright (c) 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vulkan/vulkan.h>
#include "base/callback.h"
#include "base/component_export.h"
#include "gpu/vulkan/vulkan_device_queue.h"
#include "gpu/vulkan/vulkan_swap_chain.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/overlay_transform.h"
#include "ui/gfx/swap_result.h"
namespace gpu {
class VulkanDeviceQueue;
class VulkanSwapChain;
class COMPONENT_EXPORT(VULKAN) VulkanSurface {
// Minimum bit depth of surface.
enum Format {
VulkanSurface(VkInstance vk_instance,
gfx::AcceleratedWidget accelerated_widget,
VkSurfaceKHR surface,
bool enforce_protected_memory);
virtual ~VulkanSurface();
bool Initialize(VulkanDeviceQueue* device_queue,
VulkanSurface::Format format);
// Destroy() should be called when all related GPU tasks have been finished.
virtual void Destroy();
gfx::SwapResult SwapBuffers();
gfx::SwapResult PostSubBuffer(const gfx::Rect& rect);
void PostSubBufferAsync(
const gfx::Rect& rect,
VulkanSwapChain::PostSubBufferCompletionCallback callback);
void Finish();
// Reshape the the surface and recreate swap chian if it is needed. The size
// is the current surface (window) size. The transform is the pre transform
// relative to the hardware natural orientation, applied to frame content.
// See VkSwapchainCreateInfoKHR::preTransform for detail.
virtual bool Reshape(const gfx::Size& size, gfx::OverlayTransform transform);
gfx::AcceleratedWidget accelerated_widget() const {
return accelerated_widget_;
VulkanSwapChain* swap_chain() const { return swap_chain_.get(); }
uint32_t swap_chain_generation() const { return swap_chain_generation_; }
const gfx::Size& image_size() const { return image_size_; }
VkImageUsageFlags image_usage_flags() const { return image_usage_flags_; }
gfx::OverlayTransform transform() const { return transform_; }
VkSurfaceFormatKHR surface_format() const { return surface_format_; }
bool CreateSwapChain(const gfx::Size& size, gfx::OverlayTransform transform);
const VkInstance vk_instance_;
const gfx::AcceleratedWidget accelerated_widget_;
VkSurfaceKHR surface_ = VK_NULL_HANDLE;
VkSurfaceFormatKHR surface_format_ = {};
VulkanDeviceQueue* device_queue_ = nullptr;
const bool enforce_protected_memory_;
// The generation of |swap_chain_|, it will be increased if a new
// |swap_chain_| is created due to resizing, etc.
uint32_t swap_chain_generation_ = 0u;
// Swap chain image size.
gfx::Size image_size_;
VkImageUsageFlags image_usage_flags_ = 0;
// Swap chain pre-transform.
gfx::OverlayTransform transform_ = gfx::OVERLAY_TRANSFORM_INVALID;
std::unique_ptr<VulkanSwapChain> swap_chain_;
} // namespace gpu