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

Issue 140513006: cc: Simplify picture layer tiling update tile priorities. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: removed dead code Created 6 years, 10 months 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_LAYER_TILING_SET_H_ 5 #ifndef CC_RESOURCES_PICTURE_LAYER_TILING_SET_H_
6 #define CC_RESOURCES_PICTURE_LAYER_TILING_SET_H_ 6 #define CC_RESOURCES_PICTURE_LAYER_TILING_SET_H_
7 7
8 #include "cc/base/region.h" 8 #include "cc/base/region.h"
9 #include "cc/base/scoped_ptr_vector.h" 9 #include "cc/base/scoped_ptr_vector.h"
10 #include "cc/resources/picture_layer_tiling.h" 10 #include "cc/resources/picture_layer_tiling.h"
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47 47
48 // Remove all tilings. 48 // Remove all tilings.
49 void RemoveAllTilings(); 49 void RemoveAllTilings();
50 50
51 // Remove one tiling. 51 // Remove one tiling.
52 void Remove(PictureLayerTiling* tiling); 52 void Remove(PictureLayerTiling* tiling);
53 53
54 // Remove all tiles; keep all tilings. 54 // Remove all tiles; keep all tilings.
55 void RemoveAllTiles(); 55 void RemoveAllTiles();
56 56
57 void UpdateTilePriorities( 57 void UpdateTilePriorities(WhichTree tree,
58 WhichTree tree, 58 const gfx::Rect& visible_content_rect,
59 const gfx::Size& device_viewport, 59 float layer_contents_scale,
60 const gfx::Rect& viewport_in_content_space, 60 double current_frame_time_in_seconds);
61 const gfx::Rect& visible_content_rect,
62 const gfx::Size& last_layer_bounds,
63 const gfx::Size& current_layer_bounds,
64 float last_layer_contents_scale,
65 float current_layer_contents_scale,
66 const gfx::Transform& last_screen_transform,
67 const gfx::Transform& current_screen_transform,
68 double current_frame_time_in_seconds,
69 size_t max_tiles_for_interest_area);
70 61
71 void DidBecomeActive(); 62 void DidBecomeActive();
72 void DidBecomeRecycled(); 63 void DidBecomeRecycled();
73 64
74 // For a given rect, iterates through tiles that can fill it. If no 65 // For a given rect, iterates through tiles that can fill it. If no
75 // set of tiles with resources can fill the rect, then it will iterate 66 // set of tiles with resources can fill the rect, then it will iterate
76 // through null tiles with valid geometry_rect() until the rect is full. 67 // through null tiles with valid geometry_rect() until the rect is full.
77 // If all tiles have resources, the union of all geometry_rects will 68 // If all tiles have resources, the union of all geometry_rects will
78 // exactly fill rect with no overlap. 69 // exactly fill rect with no overlap.
79 class CC_EXPORT CoverageIterator { 70 class CC_EXPORT CoverageIterator {
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123 gfx::Size layer_bounds_; 114 gfx::Size layer_bounds_;
124 ScopedPtrVector<PictureLayerTiling> tilings_; 115 ScopedPtrVector<PictureLayerTiling> tilings_;
125 116
126 friend class Iterator; 117 friend class Iterator;
127 DISALLOW_COPY_AND_ASSIGN(PictureLayerTilingSet); 118 DISALLOW_COPY_AND_ASSIGN(PictureLayerTilingSet);
128 }; 119 };
129 120
130 } // namespace cc 121 } // namespace cc
131 122
132 #endif // CC_RESOURCES_PICTURE_LAYER_TILING_SET_H_ 123 #endif // CC_RESOURCES_PICTURE_LAYER_TILING_SET_H_
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