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70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SHELL_GPU_GPU_SURFACE_VULKAN_H_
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#define SHELL_GPU_GPU_SURFACE_VULKAN_H_
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#include <memory>
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#include "flutter/flow/surface.h"
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#include "flutter/fml/macros.h"
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#include "flutter/fml/memory/weak_ptr.h"
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#include "flutter/shell/gpu/gpu_surface_vulkan_delegate.h"
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#include "flutter/vulkan/vulkan_backbuffer.h"
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#include "flutter/vulkan/vulkan_native_surface.h"
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#include "flutter/vulkan/vulkan_window.h"
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#include "third_party/skia/include/core/SkRefCnt.h"
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#include "third_party/skia/include/core/SkSurface.h"
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namespace flutter {
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//------------------------------------------------------------------------------
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/// @brief A GPU surface backed by VkImages provided by a
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/// GPUSurfaceVulkanDelegate.
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///
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class GPUSurfaceVulkan : public Surface {
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public:
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//------------------------------------------------------------------------------
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/// @brief Create a GPUSurfaceVulkan while letting it reuse an existing
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/// GrDirectContext.
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///
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GPUSurfaceVulkan(GPUSurfaceVulkanDelegate* delegate,
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const sk_sp<GrDirectContext>& context,
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bool render_to_surface);
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~GPUSurfaceVulkan() override;
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// |Surface|
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bool IsValid() override;
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// |Surface|
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std::unique_ptr<SurfaceFrame> AcquireFrame(const SkISize& size) override;
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// |Surface|
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SkMatrix GetRootTransformation() const override;
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// |Surface|
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GrDirectContext* GetContext() override;
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static SkColorType ColorTypeFromFormat(const VkFormat format);
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private:
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GPUSurfaceVulkanDelegate* delegate_;
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sk_sp<GrDirectContext> skia_context_;
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bool render_to_surface_;
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fml::WeakPtrFactory<GPUSurfaceVulkan> weak_factory_;
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sk_sp<SkSurface> CreateSurfaceFromVulkanImage(const VkImage image,
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const VkFormat format,
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const SkISize& size);
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FML_DISALLOW_COPY_AND_ASSIGN(GPUSurfaceVulkan);
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};
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} // namespace flutter
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#endif // SHELL_GPU_GPU_SURFACE_VULKAN_H_
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