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Issue 309683002: Move GrIPoint16 to SkIPoint16 (and remove GrPoint.h) (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Update to ToT Created 6 years, 6 months ago
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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
11 11
12 12
13 #include "GrPoint.h" 13 #include "SkPoint.h"
14 #include "GrTexture.h" 14 #include "GrTexture.h"
15 #include "GrDrawTarget.h" 15 #include "GrDrawTarget.h"
16 16
17 class GrGpu; 17 class GrGpu;
18 class GrRectanizer; 18 class GrRectanizer;
19 class GrAtlasMgr; 19 class GrAtlasMgr;
20 class GrAtlas; 20 class GrAtlas;
21 21
22 // The backing GrTexture for a set of GrAtlases is broken into a spatial grid of GrPlots. When 22 // The backing GrTexture for a set of GrAtlases is broken into a spatial grid of GrPlots. When
23 // a GrAtlas needs space on the texture, it requests a GrPlot. Each GrAtlas can claim one 23 // a GrAtlas needs space on the texture, it requests a GrPlot. Each GrAtlas can claim one
24 // or more GrPlots. The GrPlots keep track of subimage placement via their GrRec tanizer. Once a 24 // or more GrPlots. The GrPlots keep track of subimage placement via their GrRec tanizer. Once a
25 // GrPlot is "full" (i.e. there is no room for the new subimage according to the GrRectanizer), the 25 // GrPlot is "full" (i.e. there is no room for the new subimage according to the GrRectanizer), the
26 // GrAtlas can request a new GrPlot via GrAtlasMgr::addToAtlas(). 26 // GrAtlas can request a new GrPlot via GrAtlasMgr::addToAtlas().
27 // 27 //
28 // If all GrPlots are allocated, the replacement strategy is up to the client. T he drawToken is 28 // If all GrPlots are allocated, the replacement strategy is up to the client. T he drawToken is
29 // available to ensure that all draw calls are finished for that particular GrPl ot. 29 // available to ensure that all draw calls are finished for that particular GrPl ot.
30 // GrAtlasMgr::removeUnusedPlots() will free up any finished plots for a given G rAtlas. 30 // GrAtlasMgr::removeUnusedPlots() will free up any finished plots for a given G rAtlas.
31 31
32 class GrPlot { 32 class GrPlot {
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*, SkIPoint16*);
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(); 43 void uploadToTexture();
44 44
45 void resetRects(); 45 void resetRects();
46 46
47 private: 47 private:
48 GrPlot(); 48 GrPlot();
49 ~GrPlot(); // does not try to delete the fNext field 49 ~GrPlot(); // does not try to delete the fNext field
50 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); 51 bool batchUploads);
52 52
53 // for recycling 53 // for recycling
54 GrDrawTarget::DrawToken fDrawToken; 54 GrDrawTarget::DrawToken fDrawToken;
55 55
56 unsigned char* fPlotData; 56 unsigned char* fPlotData;
57 GrTexture* fTexture; 57 GrTexture* fTexture;
58 GrRectanizer* fRects; 58 GrRectanizer* fRects;
59 GrAtlasMgr* fAtlasMgr; 59 GrAtlasMgr* fAtlasMgr;
60 GrIPoint16 fOffset; // the offset of the plot in the bac king texture 60 SkIPoint16 fOffset; // the offset of the plot in the bac king texture
61 size_t fBytesPerPixel; 61 size_t fBytesPerPixel;
62 SkIRect fDirtyRect; 62 SkIRect fDirtyRect;
63 bool fDirty; 63 bool fDirty;
64 bool fBatchUploads; 64 bool fBatchUploads;
65 65
66 friend class GrAtlasMgr; 66 friend class GrAtlasMgr;
67 }; 67 };
68 68
69 typedef SkTInternalLList<GrPlot> GrPlotList; 69 typedef SkTInternalLList<GrPlot> GrPlotList;
70 70
71 class GrAtlasMgr { 71 class GrAtlasMgr {
72 public: 72 public:
73 GrAtlasMgr(GrGpu*, GrPixelConfig, const SkISize& backingTextureSize, 73 GrAtlasMgr(GrGpu*, GrPixelConfig, const SkISize& backingTextureSize,
74 int numPlotsX, int numPlotsY, bool batchUploads); 74 int numPlotsX, int numPlotsY, bool batchUploads);
75 ~GrAtlasMgr(); 75 ~GrAtlasMgr();
76 76
77 // add subimage of width, height dimensions to atlas 77 // add subimage of width, height dimensions to atlas
78 // 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
79 GrPlot* addToAtlas(GrAtlas*, int width, int height, const void*, GrIPoint16* ); 79 GrPlot* addToAtlas(GrAtlas*, int width, int height, const void*, SkIPoint16* );
80 80
81 // remove reference to this plot 81 // remove reference to this plot
82 bool removePlot(GrAtlas* atlas, const GrPlot* plot); 82 bool removePlot(GrAtlas* atlas, const GrPlot* plot);
83 83
84 // 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
85 // this allows us to overwrite this plot without flushing 85 // this allows us to overwrite this plot without flushing
86 GrPlot* getUnusedPlot(); 86 GrPlot* getUnusedPlot();
87 87
88 GrTexture* getTexture() const { 88 GrTexture* getTexture() const {
89 return fTexture; 89 return fTexture;
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115 115
116 bool isEmpty() { return 0 == fPlots.count(); } 116 bool isEmpty() { return 0 == fPlots.count(); }
117 117
118 private: 118 private:
119 SkTDArray<GrPlot*> fPlots; 119 SkTDArray<GrPlot*> fPlots;
120 120
121 friend class GrAtlasMgr; 121 friend class GrAtlasMgr;
122 }; 122 };
123 123
124 #endif 124 #endif
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