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Side by Side Diff: cc/resources/picture_pile_impl.h

Issue 63443003: cc: Combine analysis and raster (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 1 month ago
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1 // Copyright 2012 The Chromium Authors. All rights reserved. 1 // Copyright 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CC_RESOURCES_PICTURE_PILE_IMPL_H_ 5 #ifndef CC_RESOURCES_PICTURE_PILE_IMPL_H_
6 #define CC_RESOURCES_PICTURE_PILE_IMPL_H_ 6 #define CC_RESOURCES_PICTURE_PILE_IMPL_H_
7 7
8 #include <list> 8 #include <list>
9 #include <map> 9 #include <map>
10 #include <set> 10 #include <set>
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45 45
46 // Similar to the above RasterDirect method, but this is a convenience method 46 // Similar to the above RasterDirect method, but this is a convenience method
47 // for when it is known that the raster is going to an intermediate bitmap 47 // for when it is known that the raster is going to an intermediate bitmap
48 // that itself will then be blended and thus that a canvas clear is required. 48 // that itself will then be blended and thus that a canvas clear is required.
49 void RasterToBitmap( 49 void RasterToBitmap(
50 SkCanvas* canvas, 50 SkCanvas* canvas,
51 gfx::Rect canvas_rect, 51 gfx::Rect canvas_rect,
52 float contents_scale, 52 float contents_scale,
53 RenderingStatsInstrumentation* stats_instrumentation); 53 RenderingStatsInstrumentation* stats_instrumentation);
54 54
55 // Called when analyzing a tile. We can use AnalysisCanvas as
56 // SkDrawPictureCallback, which allows us to early out from analysis.
57 void RasterForAnalysis(
58 skia::AnalysisCanvas* canvas,
59 gfx::Rect canvas_rect,
60 float contents_scale);
61
62
63 skia::RefPtr<SkPicture> GetFlattenedPicture(); 55 skia::RefPtr<SkPicture> GetFlattenedPicture();
64 56
65 struct CC_EXPORT Analysis { 57 struct CC_EXPORT Analysis {
66 Analysis(); 58 Analysis();
67 ~Analysis(); 59 ~Analysis();
68 60
69 bool is_solid_color; 61 bool is_solid_color;
70 bool has_text; 62 bool has_text;
71 SkColor solid_color; 63 SkColor solid_color;
72 }; 64 };
73 65
74 void AnalyzeInRect(gfx::Rect content_rect,
75 float contents_scale,
76 Analysis* analysis);
77
78 class CC_EXPORT PixelRefIterator { 66 class CC_EXPORT PixelRefIterator {
79 public: 67 public:
80 PixelRefIterator(gfx::Rect content_rect, 68 PixelRefIterator(gfx::Rect content_rect,
81 float contents_scale, 69 float contents_scale,
82 const PicturePileImpl* picture_pile); 70 const PicturePileImpl* picture_pile);
83 ~PixelRefIterator(); 71 ~PixelRefIterator();
84 72
85 skia::LazyPixelRef* operator->() const { return *pixel_ref_iterator_; } 73 skia::LazyPixelRef* operator->() const { return *pixel_ref_iterator_; }
86 skia::LazyPixelRef* operator*() const { return *pixel_ref_iterator_; } 74 skia::LazyPixelRef* operator*() const { return *pixel_ref_iterator_; }
87 PixelRefIterator& operator++(); 75 PixelRefIterator& operator++();
88 operator bool() const { return pixel_ref_iterator_; } 76 operator bool() const { return pixel_ref_iterator_; }
89 77
90 private: 78 private:
91 void AdvanceToTilePictureWithPixelRefs(); 79 void AdvanceToTilePictureWithPixelRefs();
92 80
93 const PicturePileImpl* picture_pile_; 81 const PicturePileImpl* picture_pile_;
94 gfx::Rect layer_rect_; 82 gfx::Rect layer_rect_;
95 TilingData::Iterator tile_iterator_; 83 TilingData::Iterator tile_iterator_;
96 Picture::PixelRefIterator pixel_ref_iterator_; 84 Picture::PixelRefIterator pixel_ref_iterator_;
97 std::set<const void*> processed_pictures_; 85 std::set<const void*> processed_pictures_;
98 }; 86 };
99 87
88 gfx::Rect AnalysisRectForRaster(gfx::Rect content_rect,
89 float contents_scale) const;
90
100 void DidBeginTracing(); 91 void DidBeginTracing();
101 92
102 protected: 93 protected:
103 friend class PicturePile; 94 friend class PicturePile;
104 friend class PixelRefIterator; 95 friend class PixelRefIterator;
105 96
106 PicturePileImpl(); 97 PicturePileImpl();
107 explicit PicturePileImpl(const PicturePileBase* other); 98 explicit PicturePileImpl(const PicturePileBase* other);
108 virtual ~PicturePileImpl(); 99 virtual ~PicturePileImpl();
109 100
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141 // instance. This member variable must be last so that other member 132 // instance. This member variable must be last so that other member
142 // variables have already been initialized and can be clonable. 133 // variables have already been initialized and can be clonable.
143 const ClonesForDrawing clones_for_drawing_; 134 const ClonesForDrawing clones_for_drawing_;
144 135
145 DISALLOW_COPY_AND_ASSIGN(PicturePileImpl); 136 DISALLOW_COPY_AND_ASSIGN(PicturePileImpl);
146 }; 137 };
147 138
148 } // namespace cc 139 } // namespace cc
149 140
150 #endif // CC_RESOURCES_PICTURE_PILE_IMPL_H_ 141 #endif // CC_RESOURCES_PICTURE_PILE_IMPL_H_
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