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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrAAFillRectBatch_DEFINED | 8 #ifndef GrAAFillRectBatch_DEFINED |
9 #define GrAAFillRectBatch_DEFINED | 9 #define GrAAFillRectBatch_DEFINED |
10 | 10 |
11 #include "GrBatch.h" | |
12 #include "GrColor.h" | 11 #include "GrColor.h" |
13 #include "GrTypes.h" | |
14 #include "SkMatrix.h" | |
15 #include "SkRect.h" | |
16 | 12 |
17 class GrAAFillRectBatch : public GrBatch { | 13 class GrBatch; |
18 public: | 14 class SkMatrix; |
19 struct Geometry { | 15 struct SkRect; |
20 GrColor fColor; | |
21 SkMatrix fViewMatrix; | |
22 SkRect fRect; | |
23 SkRect fDevRect; | |
24 }; | |
25 | 16 |
26 static GrBatch* Create(const Geometry& geometry) { | 17 namespace GrAAFillRectBatch { |
27 return SkNEW_ARGS(GrAAFillRectBatch, (geometry)); | |
28 } | |
29 | 18 |
30 const char* name() const override { return "AAFillRectBatch"; } | 19 GrBatch* Create(GrColor color, |
| 20 const SkMatrix& viewMatrix, |
| 21 const SkRect& rect, |
| 22 const SkRect& devRect); |
31 | 23 |
32 void getInvariantOutputColor(GrInitInvariantOutput* out) const override { | |
33 // When this is called on a batch, there is only one geometry bundle | |
34 out->setKnownFourComponents(fGeoData[0].fColor); | |
35 } | |
36 | |
37 void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override { | |
38 out->setUnknownSingleComponent(); | |
39 } | |
40 | |
41 void initBatchTracker(const GrPipelineOptimizations&) override; | |
42 | |
43 void generateGeometry(GrBatchTarget* batchTarget) override; | |
44 | |
45 SkSTArray<1, Geometry, true>* geoData() { return &fGeoData; } | |
46 | |
47 private: | |
48 GrAAFillRectBatch(const Geometry& geometry) { | |
49 this->initClassID<GrAAFillRectBatch>(); | |
50 fGeoData.push_back(geometry); | |
51 | |
52 this->setBounds(geometry.fDevRect); | |
53 } | |
54 | |
55 static const int kNumAAFillRectsInIndexBuffer = 256; | |
56 static const int kVertsPerAAFillRect = 8; | |
57 static const int kIndicesPerAAFillRect = 30; | |
58 | |
59 const GrIndexBuffer* getIndexBuffer(GrResourceProvider* resourceProvider); | |
60 | |
61 GrColor color() const { return fBatch.fColor; } | |
62 bool usesLocalCoords() const { return fBatch.fUsesLocalCoords; } | |
63 bool canTweakAlphaForCoverage() const { return fBatch.fCanTweakAlphaForCover
age; } | |
64 bool colorIgnored() const { return fBatch.fColorIgnored; } | |
65 const SkMatrix& viewMatrix() const { return fGeoData[0].fViewMatrix; } | |
66 bool coverageIgnored() const { return fBatch.fCoverageIgnored; } | |
67 | |
68 bool onCombineIfPossible(GrBatch* t) override; | |
69 | |
70 void generateAAFillRectGeometry(void* vertices, | |
71 size_t offset, | |
72 size_t vertexStride, | |
73 GrColor color, | |
74 const SkMatrix& viewMatrix, | |
75 const SkRect& rect, | |
76 const SkRect& devRect, | |
77 bool tweakAlphaForCoverage) const; | |
78 | |
79 struct BatchTracker { | |
80 GrColor fColor; | |
81 bool fUsesLocalCoords; | |
82 bool fColorIgnored; | |
83 bool fCoverageIgnored; | |
84 bool fCanTweakAlphaForCoverage; | |
85 }; | |
86 | |
87 BatchTracker fBatch; | |
88 SkSTArray<1, Geometry, true> fGeoData; | |
89 }; | 24 }; |
90 | 25 |
91 #endif | 26 #endif |
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