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e5614964f4
This is part of a larger effort to expose the difference between GrDirectContext, which runs on the GPU thread and can directly perform operations like uploading textures, and GrRecordingContext, which can only queue up work to be delivered to the GrDirectContext later.
52 lines
1.5 KiB
C++
52 lines
1.5 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 FLUTTER_SHELL_GPU_GPU_SURFACE_SOFTWARE_H_
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#define FLUTTER_SHELL_GPU_GPU_SURFACE_SOFTWARE_H_
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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_software_delegate.h"
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namespace flutter {
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class GPUSurfaceSoftware : public Surface {
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public:
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GPUSurfaceSoftware(GPUSurfaceSoftwareDelegate* delegate,
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bool render_to_surface);
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~GPUSurfaceSoftware() 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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// |Surface|
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flutter::ExternalViewEmbedder* GetExternalViewEmbedder() override;
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private:
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GPUSurfaceSoftwareDelegate* delegate_;
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// TODO(38466): Refactor GPU surface APIs take into account the fact that an
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// external view embedder may want to render to the root surface. This is a
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// hack to make avoid allocating resources for the root surface when an
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// external view embedder is present.
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const bool render_to_surface_;
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fml::TaskRunnerAffineWeakPtrFactory<GPUSurfaceSoftware> weak_factory_;
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FML_DISALLOW_COPY_AND_ASSIGN(GPUSurfaceSoftware);
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};
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} // namespace flutter
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#endif // FLUTTER_SHELL_GPU_GPU_SURFACE_SOFTWARE_H_
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