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c57aff1800
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.
63 lines
1.7 KiB
Objective-C
63 lines
1.7 KiB
Objective-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_METAL_H_
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#define FLUTTER_SHELL_GPU_GPU_SURFACE_METAL_H_
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#include <Metal/Metal.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/platform/darwin/scoped_nsobject.h"
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#include "flutter/shell/gpu/gpu_surface_delegate.h"
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#include "third_party/skia/include/gpu/GrDirectContext.h"
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@class CAMetalLayer;
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namespace flutter {
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class GPUSurfaceMetal : public Surface {
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public:
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GPUSurfaceMetal(GPUSurfaceDelegate* delegate,
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fml::scoped_nsobject<CAMetalLayer> layer,
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sk_sp<GrDirectContext> context,
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fml::scoped_nsprotocol<id<MTLCommandQueue>> command_queue);
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// |Surface|
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~GPUSurfaceMetal() override;
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private:
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GPUSurfaceDelegate* delegate_;
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fml::scoped_nsobject<CAMetalLayer> layer_;
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sk_sp<GrDirectContext> context_;
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fml::scoped_nsprotocol<id<MTLCommandQueue>> command_queue_;
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GrMTLHandle next_drawable_ = nullptr;
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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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// |Surface|
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std::unique_ptr<GLContextResult> MakeRenderContextCurrent() override;
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void ReleaseUnusedDrawableIfNecessary();
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FML_DISALLOW_COPY_AND_ASSIGN(GPUSurfaceMetal);
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};
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} // namespace flutter
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#endif // FLUTTER_SHELL_GPU_GPU_SURFACE_METAL_H_
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