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// Copyright 2018 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.
#ifndef GPU_VULKAN_DEMO_VULKAN_DEMO_H_
#define GPU_VULKAN_DEMO_VULKAN_DEMO_H_
#include <memory>
#include "base/memory/scoped_refptr.h"
#include "gpu/vulkan/vulkan_swap_chain.h"
#include "third_party/abseil-cpp/absl/types/optional.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "ui/gfx/geometry/size.h"
#include "ui/platform_window/platform_window.h"
#include "ui/platform_window/platform_window_delegate.h"
class SkCanvas;
class SkSurface;
namespace base {
class RunLoop;
}
namespace viz {
class VulkanContextProvider;
}
namespace ui {
class PlatformEventSource;
} // namespace ui
namespace gpu {
class VulkanImplementation;
class VulkanSurface;
class VulkanDemo : public ui::PlatformWindowDelegate {
public:
VulkanDemo();
~VulkanDemo() override;
void Initialize();
void Destroy();
void Run();
private:
// ui::PlatformWindowDelegate:
void OnBoundsChanged(const BoundsChange& change) override;
void OnDamageRect(const gfx::Rect& damaged_region) override {}
void DispatchEvent(ui::Event* event) override {}
void OnCloseRequest() override;
void OnClosed() override {}
void OnWindowStateChanged(ui::PlatformWindowState old_state,
ui::PlatformWindowState new_state) override {}
void OnLostCapture() override {}
void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget) override;
void OnWillDestroyAcceleratedWidget() override {}
void OnAcceleratedWidgetDestroyed() override {}
void OnActivationChanged(bool active) override {}
void OnMouseEnter() override {}
void CreateSkSurface();
void Draw(SkCanvas* canvas, float fraction);
void RenderFrame();
std::unique_ptr<VulkanImplementation> vulkan_implementation_;
scoped_refptr<viz::VulkanContextProvider> vulkan_context_provider_;
gfx::AcceleratedWidget accelerated_widget_ = gfx::kNullAcceleratedWidget;
std::unique_ptr<ui::PlatformEventSource> event_source_;
std::unique_ptr<ui::PlatformWindow> window_;
std::unique_ptr<VulkanSurface> vulkan_surface_;
absl::optional<VulkanSwapChain::ScopedWrite> scoped_write_;
sk_sp<SkSurface> sk_surface_;
std::vector<sk_sp<SkSurface>> sk_surfaces_;
float rotation_angle_ = 0;
base::RunLoop* run_loop_ = nullptr;
bool is_running_ = false;
};
} // namespace gpu
#endif // GPU_VULKAN_DEMO_VULKAN_DEMO_H_
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