| // Copyright 2013 The Flutter 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 FLUTTER_FLOW_COMPOSITOR_CONTEXT_H_ |
| #define FLUTTER_FLOW_COMPOSITOR_CONTEXT_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "flutter/flow/embedded_views.h" |
| #include "flutter/flow/instrumentation.h" |
| #include "flutter/flow/raster_cache.h" |
| #include "flutter/flow/texture.h" |
| #include "flutter/fml/macros.h" |
| #include "third_party/skia/include/core/SkCanvas.h" |
| #include "third_party/skia/include/core/SkPictureRecorder.h" |
| |
| namespace flow { |
| |
| class LayerTree; |
| |
| class CompositorContext { |
| public: |
| class ScopedFrame { |
| public: |
| ScopedFrame(CompositorContext& context, |
| GrContext* gr_context, |
| SkCanvas* canvas, |
| ExternalViewEmbedder* view_embedder, |
| const SkMatrix& root_surface_transformation, |
| bool instrumentation_enabled); |
| |
| virtual ~ScopedFrame(); |
| |
| SkCanvas* canvas() { return canvas_; } |
| |
| ExternalViewEmbedder* view_embedder() { return view_embedder_; } |
| |
| CompositorContext& context() const { return context_; } |
| |
| const SkMatrix& root_surface_transformation() const { |
| return root_surface_transformation_; |
| } |
| |
| GrContext* gr_context() const { return gr_context_; } |
| |
| virtual bool Raster(LayerTree& layer_tree, bool ignore_raster_cache); |
| |
| private: |
| CompositorContext& context_; |
| GrContext* gr_context_; |
| SkCanvas* canvas_; |
| ExternalViewEmbedder* view_embedder_; |
| const SkMatrix& root_surface_transformation_; |
| const bool instrumentation_enabled_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(ScopedFrame); |
| }; |
| |
| CompositorContext(); |
| |
| virtual ~CompositorContext(); |
| |
| virtual std::unique_ptr<ScopedFrame> AcquireFrame( |
| GrContext* gr_context, |
| SkCanvas* canvas, |
| ExternalViewEmbedder* view_embedder, |
| const SkMatrix& root_surface_transformation, |
| bool instrumentation_enabled); |
| |
| void OnGrContextCreated(); |
| |
| void OnGrContextDestroyed(); |
| |
| RasterCache& raster_cache() { return raster_cache_; } |
| |
| TextureRegistry& texture_registry() { return texture_registry_; } |
| |
| const Counter& frame_count() const { return frame_count_; } |
| |
| const Stopwatch& frame_time() const { return frame_time_; } |
| |
| Stopwatch& engine_time() { return engine_time_; } |
| |
| private: |
| RasterCache raster_cache_; |
| TextureRegistry texture_registry_; |
| Counter frame_count_; |
| Stopwatch frame_time_; |
| Stopwatch engine_time_; |
| |
| void BeginFrame(ScopedFrame& frame, bool enable_instrumentation); |
| |
| void EndFrame(ScopedFrame& frame, bool enable_instrumentation); |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(CompositorContext); |
| }; |
| |
| } // namespace flow |
| |
| #endif // FLUTTER_FLOW_COMPOSITOR_CONTEXT_H_ |