Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(281)

Side by Side Diff: src/gpu/GrAtlas.h

Issue 1142263002: small cleanup of GrAtlas (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: tidy Created 5 years, 7 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « no previous file | src/gpu/GrAtlas.cpp » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
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
(...skipping 23 matching lines...) Expand all
34 SK_DECLARE_INTERNAL_LLIST_INTERFACE(GrPlot); 34 SK_DECLARE_INTERNAL_LLIST_INTERFACE(GrPlot);
35 35
36 // This returns a plot ID unique to each plot in a given GrAtlas. They are 36 // This returns a plot ID unique to each plot in a given GrAtlas. They are
37 // consecutive and start at 0. 37 // consecutive and start at 0.
38 int id() const { return fID; } 38 int id() const { return fID; }
39 39
40 GrTexture* texture() const { return fTexture; } 40 GrTexture* texture() const { return fTexture; }
41 41
42 bool addSubImage(int width, int height, const void*, SkIPoint16*); 42 bool addSubImage(int width, int height, const void*, SkIPoint16*);
43 43
44 GrDrawTarget::DrawToken drawToken() const { return fDrawToken; }
45 void setDrawToken(GrDrawTarget::DrawToken draw) { fDrawToken = draw; }
46
47 void uploadToTexture();
48
49 void resetRects(); 44 void resetRects();
50 45
51 private: 46 private:
52 GrPlot(); 47 GrPlot();
53 ~GrPlot(); // does not try to delete the fNext field 48 ~GrPlot(); // does not try to delete the fNext field
54 void init(GrAtlas* atlas, int id, int offX, int offY, int width, int height, size_t bpp, 49 void init(GrAtlas* atlas, int id, int offX, int offY, int width, int height, size_t bpp,
55 bool batchUploads); 50 bool batchUploads);
56 51
57 // for recycling
58 GrDrawTarget::DrawToken fDrawToken;
59
60 int fID; 52 int fID;
61 unsigned char* fPlotData; 53 unsigned char* fPlotData;
62 GrTexture* fTexture; 54 GrTexture* fTexture;
63 GrRectanizer* fRects; 55 GrRectanizer* fRects;
64 GrAtlas* fAtlas; 56 GrAtlas* fAtlas;
65 SkIPoint16 fOffset; // the offset of the plot in the bac king texture 57 SkIPoint16 fOffset; // the offset of the plot in the bac king texture
66 size_t fBytesPerPixel; 58 size_t fBytesPerPixel;
67 SkIRect fDirtyRect; 59 SkIRect fDirtyRect;
68 bool fDirty; 60 bool fDirty;
69 bool fBatchUploads; 61 bool fBatchUploads;
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after
101 // Adds a width x height subimage to the atlas. Upon success it returns 93 // Adds a width x height subimage to the atlas. Upon success it returns
102 // the containing GrPlot and absolute location in the backing texture. 94 // the containing GrPlot and absolute location in the backing texture.
103 // NULL is returned if the subimage cannot fit in the atlas. 95 // NULL is returned if the subimage cannot fit in the atlas.
104 // If provided, the image data will either be immediately uploaded or 96 // If provided, the image data will either be immediately uploaded or
105 // written to the CPU-side backing bitmap. 97 // written to the CPU-side backing bitmap.
106 GrPlot* addToAtlas(ClientPlotUsage*, int width, int height, const void* imag e, SkIPoint16* loc); 98 GrPlot* addToAtlas(ClientPlotUsage*, int width, int height, const void* imag e, SkIPoint16* loc);
107 99
108 // remove reference to this plot 100 // remove reference to this plot
109 static void RemovePlot(ClientPlotUsage* usage, const GrPlot* plot); 101 static void RemovePlot(ClientPlotUsage* usage, const GrPlot* plot);
110 102
111 // get a plot that's not being used by the current draw
112 // this allows us to overwrite this plot without flushing
113 GrPlot* getUnusedPlot();
114
115 GrTexture* getTexture() const { 103 GrTexture* getTexture() const {
116 return fTexture; 104 return fTexture;
117 } 105 }
118 106
119 void uploadPlotsToTexture();
120
121 enum IterOrder { 107 enum IterOrder {
122 kLRUFirst_IterOrder, 108 kLRUFirst_IterOrder,
123 kMRUFirst_IterOrder 109 kMRUFirst_IterOrder
124 }; 110 };
125 111
126 typedef GrPlotList::Iter PlotIter; 112 typedef GrPlotList::Iter PlotIter;
127 GrPlot* iterInit(PlotIter* iter, IterOrder order) { 113 GrPlot* iterInit(PlotIter* iter, IterOrder order) {
128 return iter->init(fPlotList, kLRUFirst_IterOrder == order 114 return iter->init(fPlotList, kLRUFirst_IterOrder == order
129 ? GrPlotList::Iter::kTail _IterStart 115 ? GrPlotList::Iter::kTail _IterStart
130 : GrPlotList::Iter::kHead _IterStart); 116 : GrPlotList::Iter::kHead _IterStart);
131 } 117 }
132 118
133 private: 119 private:
134 void makeMRU(GrPlot* plot); 120 void makeMRU(GrPlot* plot);
135 121
136 GrGpu* fGpu; 122 GrGpu* fGpu;
137 GrPixelConfig fPixelConfig; 123 GrPixelConfig fPixelConfig;
138 GrSurfaceFlags fFlags; 124 GrSurfaceFlags fFlags;
139 GrTexture* fTexture; 125 GrTexture* fTexture;
140 SkISize fBackingTextureSize; 126 SkISize fBackingTextureSize;
141 int fNumPlotsX; 127 int fNumPlotsX;
142 int fNumPlotsY; 128 int fNumPlotsY;
143 bool fBatchUploads; 129 bool fBatchUploads;
144 130
145 // allocated array of GrPlots 131 // allocated array of GrPlots
146 GrPlot* fPlotArray; 132 GrPlot* fPlotArray;
147 // LRU list of GrPlots (MRU at head - LRU at tail) 133 // LRU list of GrPlots (MRU at head - LRU at tail)
148 GrPlotList fPlotList; 134 GrPlotList fPlotList;
149 }; 135 };
150 136
151 #endif 137 #endif
OLDNEW
« no previous file with comments | « no previous file | src/gpu/GrAtlas.cpp » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698