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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_OUTPUT_OVERLAY_PROCESSOR_H_ | 5 #ifndef CC_OUTPUT_OVERLAY_PROCESSOR_H_ |
6 #define CC_OUTPUT_OVERLAY_PROCESSOR_H_ | 6 #define CC_OUTPUT_OVERLAY_PROCESSOR_H_ |
7 | 7 |
| 8 #include <memory> |
| 9 |
8 #include "base/macros.h" | 10 #include "base/macros.h" |
9 #include "base/memory/scoped_ptr.h" | |
10 #include "cc/base/cc_export.h" | 11 #include "cc/base/cc_export.h" |
11 #include "cc/output/ca_layer_overlay.h" | 12 #include "cc/output/ca_layer_overlay.h" |
12 #include "cc/output/overlay_candidate.h" | 13 #include "cc/output/overlay_candidate.h" |
13 #include "cc/quads/render_pass.h" | 14 #include "cc/quads/render_pass.h" |
14 | 15 |
15 namespace cc { | 16 namespace cc { |
16 class OutputSurface; | 17 class OutputSurface; |
17 class ResourceProvider; | 18 class ResourceProvider; |
18 | 19 |
19 class CC_EXPORT OverlayProcessor { | 20 class CC_EXPORT OverlayProcessor { |
20 public: | 21 public: |
21 class CC_EXPORT Strategy { | 22 class CC_EXPORT Strategy { |
22 public: | 23 public: |
23 virtual ~Strategy() {} | 24 virtual ~Strategy() {} |
24 // Returns false if the strategy cannot be made to work with the | 25 // Returns false if the strategy cannot be made to work with the |
25 // current set of render passes. Returns true if the strategy was successful | 26 // current set of render passes. Returns true if the strategy was successful |
26 // and adds any additional passes necessary to represent overlays to | 27 // and adds any additional passes necessary to represent overlays to |
27 // |render_passes|. | 28 // |render_passes|. |
28 virtual bool Attempt(ResourceProvider* resource_provider, | 29 virtual bool Attempt(ResourceProvider* resource_provider, |
29 RenderPass* render_pass, | 30 RenderPass* render_pass, |
30 OverlayCandidateList* candidates) = 0; | 31 OverlayCandidateList* candidates) = 0; |
31 }; | 32 }; |
32 using StrategyList = std::vector<scoped_ptr<Strategy>>; | 33 using StrategyList = std::vector<std::unique_ptr<Strategy>>; |
33 | 34 |
34 explicit OverlayProcessor(OutputSurface* surface); | 35 explicit OverlayProcessor(OutputSurface* surface); |
35 virtual ~OverlayProcessor(); | 36 virtual ~OverlayProcessor(); |
36 // Virtual to allow testing different strategies. | 37 // Virtual to allow testing different strategies. |
37 virtual void Initialize(); | 38 virtual void Initialize(); |
38 | 39 |
39 gfx::Rect GetAndResetOverlayDamage(); | 40 gfx::Rect GetAndResetOverlayDamage(); |
40 | 41 |
41 // Attempt to replace quads from the specified root render pass with overlays | 42 // Attempt to replace quads from the specified root render pass with overlays |
42 // or CALayers. This must be called every frame. | 43 // or CALayers. This must be called every frame. |
(...skipping 18 matching lines...) Expand all Loading... |
61 // Update |damage_rect| by removing damage casued by |candidates|. | 62 // Update |damage_rect| by removing damage casued by |candidates|. |
62 void UpdateDamageRect(OverlayCandidateList* candidates, | 63 void UpdateDamageRect(OverlayCandidateList* candidates, |
63 gfx::Rect* damage_rect); | 64 gfx::Rect* damage_rect); |
64 | 65 |
65 DISALLOW_COPY_AND_ASSIGN(OverlayProcessor); | 66 DISALLOW_COPY_AND_ASSIGN(OverlayProcessor); |
66 }; | 67 }; |
67 | 68 |
68 } // namespace cc | 69 } // namespace cc |
69 | 70 |
70 #endif // CC_OUTPUT_OVERLAY_PROCESSOR_H_ | 71 #endif // CC_OUTPUT_OVERLAY_PROCESSOR_H_ |
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