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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2014 Google Inc. | 3 * Copyright 2014 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #ifndef GrAADistanceFieldPathRenderer_DEFINED | 9 #ifndef GrAADistanceFieldPathRenderer_DEFINED |
10 #define GrAADistanceFieldPathRenderer_DEFINED | 10 #define GrAADistanceFieldPathRenderer_DEFINED |
11 | 11 |
12 #include "GrBatchAtlas.h" | 12 #include "GrBatchAtlas.h" |
13 #include "GrPathRenderer.h" | 13 #include "GrPathRenderer.h" |
14 #include "GrRect.h" | 14 #include "GrRect.h" |
15 | 15 |
16 #include "SkChecksum.h" | 16 #include "SkChecksum.h" |
17 #include "SkTDynamicHash.h" | 17 #include "SkTDynamicHash.h" |
18 | 18 |
19 class GrContext; | 19 class GrContext; |
20 | 20 |
21 class GrAADistanceFieldPathRenderer : public GrPathRenderer { | 21 class GrAADistanceFieldPathRenderer : public GrPathRenderer { |
22 public: | 22 public: |
23 GrAADistanceFieldPathRenderer(GrContext* context); | 23 GrAADistanceFieldPathRenderer(); |
24 virtual ~GrAADistanceFieldPathRenderer(); | 24 virtual ~GrAADistanceFieldPathRenderer(); |
25 | |
26 virtual bool canDrawPath(const GrDrawTarget*, | |
27 const GrPipelineBuilder*, | |
28 const SkMatrix& viewMatrix, | |
29 const SkPath&, | |
30 const GrStrokeInfo&, | |
31 bool antiAlias) const override; | |
32 | |
33 protected: | |
34 virtual StencilSupport onGetStencilSupport(const GrDrawTarget*, | |
35 const GrPipelineBuilder*, | |
36 const SkPath&, | |
37 const GrStrokeInfo&) const overri
de; | |
38 | |
39 virtual bool onDrawPath(GrDrawTarget*, | |
40 GrPipelineBuilder*, | |
41 GrColor, | |
42 const SkMatrix& viewMatrix, | |
43 const SkPath&, | |
44 const GrStrokeInfo&, | |
45 bool antiAlias) override; | |
46 | 25 |
47 private: | 26 private: |
| 27 StencilSupport onGetStencilSupport(const GrDrawTarget*, |
| 28 const GrPipelineBuilder*, |
| 29 const SkPath&, |
| 30 const GrStrokeInfo&) const override; |
| 31 |
| 32 bool onCanDrawPath(const CanDrawPathArgs&) const override; |
| 33 |
| 34 bool onDrawPath(const DrawPathArgs&) override; |
| 35 |
48 struct PathData { | 36 struct PathData { |
49 struct Key { | 37 struct Key { |
50 uint32_t fGenID; | 38 uint32_t fGenID; |
51 // rendered size for stored path (32x32 max, 64x64 max, 128x128 max) | 39 // rendered size for stored path (32x32 max, 64x64 max, 128x128 max) |
52 uint32_t fDimension; | 40 uint32_t fDimension; |
53 bool operator==(const Key& other) const { | 41 bool operator==(const Key& other) const { |
54 return other.fGenID == fGenID && other.fDimension == fDimension; | 42 return other.fGenID == fGenID && other.fDimension == fDimension; |
55 } | 43 } |
56 }; | 44 }; |
57 Key fKey; | 45 Key fKey; |
(...skipping 10 matching lines...) Expand all Loading... |
68 static inline uint32_t Hash(Key key) { | 56 static inline uint32_t Hash(Key key) { |
69 return SkChecksum::Murmur3(reinterpret_cast<const uint32_t*>(&key),
sizeof(key)); | 57 return SkChecksum::Murmur3(reinterpret_cast<const uint32_t*>(&key),
sizeof(key)); |
70 } | 58 } |
71 }; | 59 }; |
72 | 60 |
73 static void HandleEviction(GrBatchAtlas::AtlasID, void*); | 61 static void HandleEviction(GrBatchAtlas::AtlasID, void*); |
74 | 62 |
75 typedef SkTDynamicHash<PathData, PathData::Key> PathCache; | 63 typedef SkTDynamicHash<PathData, PathData::Key> PathCache; |
76 typedef SkTInternalLList<PathData> PathDataList; | 64 typedef SkTInternalLList<PathData> PathDataList; |
77 | 65 |
78 GrContext* fContext; | |
79 GrBatchAtlas* fAtlas; | 66 GrBatchAtlas* fAtlas; |
80 PathCache fPathCache; | 67 PathCache fPathCache; |
81 PathDataList fPathList; | 68 PathDataList fPathList; |
82 | 69 |
83 typedef GrPathRenderer INHERITED; | 70 typedef GrPathRenderer INHERITED; |
84 | 71 |
85 friend class AADistanceFieldPathBatch; | 72 friend class AADistanceFieldPathBatch; |
86 friend struct PathTestStruct; | 73 friend struct PathTestStruct; |
87 }; | 74 }; |
88 | 75 |
89 #endif | 76 #endif |
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