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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.
59 lines
1.9 KiB
C++
59 lines
1.9 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_PLATFORM_EMBEDDER_EMBEDDER_SURFACE_SOFTWARE_H_
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#define FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_SURFACE_SOFTWARE_H_
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#include "flutter/fml/macros.h"
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#include "flutter/shell/gpu/gpu_surface_software.h"
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#include "flutter/shell/platform/embedder/embedder_external_view_embedder.h"
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#include "flutter/shell/platform/embedder/embedder_surface.h"
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namespace flutter {
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class EmbedderSurfaceSoftware final : public EmbedderSurface,
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public GPUSurfaceSoftwareDelegate {
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public:
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struct SoftwareDispatchTable {
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std::function<bool(const void* allocation, size_t row_bytes, size_t height)>
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software_present_backing_store; // required
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};
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EmbedderSurfaceSoftware(
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SoftwareDispatchTable software_dispatch_table,
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std::unique_ptr<EmbedderExternalViewEmbedder> external_view_embedder);
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~EmbedderSurfaceSoftware() override;
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private:
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bool valid_ = false;
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SoftwareDispatchTable software_dispatch_table_;
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sk_sp<SkSurface> sk_surface_;
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std::unique_ptr<EmbedderExternalViewEmbedder> external_view_embedder_;
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// |EmbedderSurface|
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bool IsValid() const override;
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// |EmbedderSurface|
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std::unique_ptr<Surface> CreateGPUSurface() override;
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// |EmbedderSurface|
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sk_sp<GrDirectContext> CreateResourceContext() const override;
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// |GPUSurfaceSoftwareDelegate|
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sk_sp<SkSurface> AcquireBackingStore(const SkISize& size) override;
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// |GPUSurfaceSoftwareDelegate|
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bool PresentBackingStore(sk_sp<SkSurface> backing_store) override;
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// |GPUSurfaceSoftwareDelegate|
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ExternalViewEmbedder* GetExternalViewEmbedder() override;
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FML_DISALLOW_COPY_AND_ASSIGN(EmbedderSurfaceSoftware);
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};
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} // namespace flutter
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#endif // FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_SURFACE_SOFTWARE_H_
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