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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2010 Google Inc. | 3 * Copyright 2010 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 GrAtlas_DEFINED | 9 #ifndef GrAtlas_DEFINED |
10 #define GrAtlas_DEFINED | 10 #define GrAtlas_DEFINED |
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33 public: | 33 public: |
34 SK_DECLARE_INTERNAL_LLIST_INTERFACE(GrPlot); | 34 SK_DECLARE_INTERNAL_LLIST_INTERFACE(GrPlot); |
35 | 35 |
36 GrTexture* texture() const { return fTexture; } | 36 GrTexture* texture() const { return fTexture; } |
37 | 37 |
38 bool addSubImage(int width, int height, const void*, GrIPoint16*); | 38 bool addSubImage(int width, int height, const void*, GrIPoint16*); |
39 | 39 |
40 GrDrawTarget::DrawToken drawToken() const { return fDrawToken; } | 40 GrDrawTarget::DrawToken drawToken() const { return fDrawToken; } |
41 void setDrawToken(GrDrawTarget::DrawToken draw) { fDrawToken = draw; } | 41 void setDrawToken(GrDrawTarget::DrawToken draw) { fDrawToken = draw; } |
42 | 42 |
| 43 void uploadToTexture(); |
| 44 |
43 void resetRects(); | 45 void resetRects(); |
44 | 46 |
45 private: | 47 private: |
46 GrPlot(); | 48 GrPlot(); |
47 ~GrPlot(); // does not try to delete the fNext field | 49 ~GrPlot(); // does not try to delete the fNext field |
48 void init(GrAtlasMgr* mgr, int offX, int offY, int width, int height, size_t
bpp); | 50 void init(GrAtlasMgr* mgr, int offX, int offY, int width, int height, size_t
bpp, |
| 51 bool batchUploads); |
49 | 52 |
50 // for recycling | 53 // for recycling |
51 GrDrawTarget::DrawToken fDrawToken; | 54 GrDrawTarget::DrawToken fDrawToken; |
52 | 55 |
| 56 unsigned char* fPlotData; |
53 GrTexture* fTexture; | 57 GrTexture* fTexture; |
54 GrRectanizer* fRects; | 58 GrRectanizer* fRects; |
55 GrAtlasMgr* fAtlasMgr; | 59 GrAtlasMgr* fAtlasMgr; |
56 GrIPoint16 fOffset; // the offset of the plot in the bac
king texture | 60 GrIPoint16 fOffset; // the offset of the plot in the bac
king texture |
57 size_t fBytesPerPixel; | 61 size_t fBytesPerPixel; |
| 62 SkIRect fDirtyRect; |
| 63 bool fDirty; |
| 64 bool fBatchUploads; |
58 | 65 |
59 friend class GrAtlasMgr; | 66 friend class GrAtlasMgr; |
60 }; | 67 }; |
61 | 68 |
62 typedef SkTInternalLList<GrPlot> GrPlotList; | 69 typedef SkTInternalLList<GrPlot> GrPlotList; |
63 | 70 |
64 class GrAtlasMgr { | 71 class GrAtlasMgr { |
65 public: | 72 public: |
66 GrAtlasMgr(GrGpu*, GrPixelConfig, const SkISize& backingTextureSize, | 73 GrAtlasMgr(GrGpu*, GrPixelConfig, const SkISize& backingTextureSize, |
67 int numPlotsX, int numPlotsY); | 74 int numPlotsX, int numPlotsY, bool batchUploads); |
68 ~GrAtlasMgr(); | 75 ~GrAtlasMgr(); |
69 | 76 |
70 // add subimage of width, height dimensions to atlas | 77 // add subimage of width, height dimensions to atlas |
71 // returns the containing GrPlot and location relative to the backing textur
e | 78 // returns the containing GrPlot and location relative to the backing textur
e |
72 GrPlot* addToAtlas(GrAtlas*, int width, int height, const void*, GrIPoint16*
); | 79 GrPlot* addToAtlas(GrAtlas*, int width, int height, const void*, GrIPoint16*
); |
73 | 80 |
74 // remove reference to this plot | 81 // remove reference to this plot |
75 bool removePlot(GrAtlas* atlas, const GrPlot* plot); | 82 bool removePlot(GrAtlas* atlas, const GrPlot* plot); |
76 | 83 |
77 // get a plot that's not being used by the current draw | 84 // get a plot that's not being used by the current draw |
78 // this allows us to overwrite this plot without flushing | 85 // this allows us to overwrite this plot without flushing |
79 GrPlot* getUnusedPlot(); | 86 GrPlot* getUnusedPlot(); |
80 | 87 |
81 GrTexture* getTexture() const { | 88 GrTexture* getTexture() const { |
82 return fTexture; | 89 return fTexture; |
83 } | 90 } |
84 | 91 |
| 92 void uploadPlotsToTexture(); |
| 93 |
85 private: | 94 private: |
86 void moveToHead(GrPlot* plot); | 95 void moveToHead(GrPlot* plot); |
87 | 96 |
88 GrGpu* fGpu; | 97 GrGpu* fGpu; |
89 GrPixelConfig fPixelConfig; | 98 GrPixelConfig fPixelConfig; |
90 GrTexture* fTexture; | 99 GrTexture* fTexture; |
91 SkISize fBackingTextureSize; | 100 SkISize fBackingTextureSize; |
92 int fNumPlotsX; | 101 int fNumPlotsX; |
93 int fNumPlotsY; | 102 int fNumPlotsY; |
| 103 bool fBatchUploads; |
94 | 104 |
95 // allocated array of GrPlots | 105 // allocated array of GrPlots |
96 GrPlot* fPlotArray; | 106 GrPlot* fPlotArray; |
97 // LRU list of GrPlots | 107 // LRU list of GrPlots |
98 GrPlotList fPlotList; | 108 GrPlotList fPlotList; |
99 }; | 109 }; |
100 | 110 |
101 class GrAtlas { | 111 class GrAtlas { |
102 public: | 112 public: |
103 GrAtlas() { } | 113 GrAtlas() { } |
104 ~GrAtlas() { } | 114 ~GrAtlas() { } |
105 | 115 |
106 bool isEmpty() { return 0 == fPlots.count(); } | 116 bool isEmpty() { return 0 == fPlots.count(); } |
107 | 117 |
108 private: | 118 private: |
109 SkTDArray<GrPlot*> fPlots; | 119 SkTDArray<GrPlot*> fPlots; |
110 | 120 |
111 friend class GrAtlasMgr; | 121 friend class GrAtlasMgr; |
112 }; | 122 }; |
113 | 123 |
114 #endif | 124 #endif |
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