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1 /* | |
2 * Copyright 2015 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #ifndef GrDrawAtlasBatch_DEFINED | |
9 #define GrDrawAtlasBatch_DEFINED | |
10 | |
11 #include "GrBatch.h" | |
12 #include "GrColor.h" | |
13 #include "GrDefaultGeoProcFactory.h" | |
14 | |
15 class GrDrawAtlasBatch : public GrBatch { | |
16 public: | |
17 struct Geometry { | |
18 GrColor fColor; | |
19 SkTDArray<SkPoint> fPositions; | |
20 SkTDArray<GrColor> fColors; | |
21 SkTDArray<SkPoint> fLocalCoords; | |
22 }; | |
23 | |
24 static GrBatch* Create(const Geometry& geometry, const SkMatrix& viewMatrix, | |
25 const SkPoint* positions, int vertexCount, | |
26 const GrColor* colors, const SkPoint* localCoords, | |
27 const SkRect& bounds) { | |
28 return SkNEW_ARGS(GrDrawAtlasBatch, (geometry, viewMatrix, positions, | |
29 vertexCount, colors, localCoords, bou
nds)); | |
30 } | |
31 | |
32 const char* name() const override { return "DrawAtlasBatch"; } | |
33 | |
34 void getInvariantOutputColor(GrInitInvariantOutput* out) const override { | |
35 // When this is called on a batch, there is only one geometry bundle | |
36 if (this->hasColors()) { | |
37 out->setUnknownFourComponents(); | |
38 } else { | |
39 out->setKnownFourComponents(fGeoData[0].fColor); | |
40 } | |
41 } | |
42 | |
43 void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override { | |
44 out->setKnownSingleComponent(0xff); | |
45 } | |
46 | |
47 void initBatchTracker(const GrPipelineInfo& init) override; | |
48 void generateGeometry(GrBatchTarget* batchTarget) override; | |
49 | |
50 SkSTArray<1, Geometry, true>* geoData() { return &fGeoData; } | |
51 | |
52 private: | |
53 GrDrawAtlasBatch(const Geometry& geometry, const SkMatrix& viewMatrix, | |
54 const SkPoint* positions, int vertexCount, | |
55 const GrColor* colors, const SkPoint* localCoords, const Sk
Rect& bounds); | |
56 | |
57 GrColor color() const { return fColor; } | |
58 bool colorIgnored() const { return fColorIgnored; } | |
59 const SkMatrix& viewMatrix() const { return fViewMatrix; } | |
60 bool hasColors() const { return fHasColors; } | |
61 int vertexCount() const { return fVertexCount; } | |
62 bool coverageIgnored() const { return fCoverageIgnored; } | |
63 | |
64 bool onCombineIfPossible(GrBatch* t) override; | |
65 SkSTArray<1, Geometry, true> fGeoData; | |
66 | |
67 SkMatrix fViewMatrix; | |
68 GrColor fColor; | |
69 int fVertexCount; | |
70 bool fColorIgnored; | |
71 bool fCoverageIgnored; | |
72 bool fHasColors; | |
73 }; | |
74 | |
75 #endif | |
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