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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 | 9 |
| 10 | 10 |
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| 33 | 33 |
| 34 #define GR_PLOT_WIDTH (GR_ATLAS_TEXTURE_WIDTH / GR_ATLAS_WIDTH) | 34 #define GR_PLOT_WIDTH (GR_ATLAS_TEXTURE_WIDTH / GR_ATLAS_WIDTH) |
| 35 #define GR_PLOT_HEIGHT (GR_ATLAS_TEXTURE_HEIGHT / GR_ATLAS_HEIGHT) | 35 #define GR_PLOT_HEIGHT (GR_ATLAS_TEXTURE_HEIGHT / GR_ATLAS_HEIGHT) |
| 36 | 36 |
| 37 #endif | 37 #endif |
| 38 | 38 |
| 39 /////////////////////////////////////////////////////////////////////////////// | 39 /////////////////////////////////////////////////////////////////////////////// |
| 40 | 40 |
| 41 #define BORDER 1 | 41 #define BORDER 1 |
| 42 | 42 |
| 43 #if GR_DEBUG | 43 #ifdef SK_DEBUG |
| 44 static int gCounter; | 44 static int gCounter; |
| 45 #endif | 45 #endif |
| 46 | 46 |
| 47 // for testing | 47 // for testing |
| 48 #define FONT_CACHE_STATS 0 | 48 #define FONT_CACHE_STATS 0 |
| 49 #if FONT_CACHE_STATS | 49 #if FONT_CACHE_STATS |
| 50 static int g_UploadCount = 0; | 50 static int g_UploadCount = 0; |
| 51 #endif | 51 #endif |
| 52 | 52 |
| 53 GrAtlas::GrAtlas(GrAtlasMgr* mgr, int plotX, int plotY, GrMaskFormat format) : | 53 GrAtlas::GrAtlas(GrAtlasMgr* mgr, int plotX, int plotY, GrMaskFormat format) : |
| 54 fDrawToken(NULL, 0) { | 54 fDrawToken(NULL, 0) { |
| 55 fAtlasMgr = mgr; // just a pointer, not an owner | 55 fAtlasMgr = mgr; // just a pointer, not an owner |
| 56 fNext = NULL; | 56 fNext = NULL; |
| 57 | 57 |
| 58 fTexture = mgr->getTexture(format); // we're not an owner, just a pointer | 58 fTexture = mgr->getTexture(format); // we're not an owner, just a pointer |
| 59 fPlot.set(plotX, plotY); | 59 fPlot.set(plotX, plotY); |
| 60 | 60 |
| 61 fRects = GrRectanizer::Factory(GR_ATLAS_WIDTH - BORDER, | 61 fRects = GrRectanizer::Factory(GR_ATLAS_WIDTH - BORDER, |
| 62 GR_ATLAS_HEIGHT - BORDER); | 62 GR_ATLAS_HEIGHT - BORDER); |
| 63 | 63 |
| 64 fMaskFormat = format; | 64 fMaskFormat = format; |
| 65 | 65 |
| 66 #if GR_DEBUG | 66 #ifdef SK_DEBUG |
| 67 // GrPrintf(" GrAtlas %p [%d %d] %d\n", this, plotX, plotY, gCounter); | 67 // GrPrintf(" GrAtlas %p [%d %d] %d\n", this, plotX, plotY, gCounter); |
| 68 gCounter += 1; | 68 gCounter += 1; |
| 69 #endif | 69 #endif |
| 70 } | 70 } |
| 71 | 71 |
| 72 GrAtlas::~GrAtlas() { | 72 GrAtlas::~GrAtlas() { |
| 73 fAtlasMgr->freePlot(fMaskFormat, fPlot.fX, fPlot.fY); | 73 fAtlasMgr->freePlot(fMaskFormat, fPlot.fX, fPlot.fY); |
| 74 | 74 |
| 75 delete fRects; | 75 delete fRects; |
| 76 | 76 |
| 77 #if GR_DEBUG | 77 #ifdef SK_DEBUG |
| 78 --gCounter; | 78 --gCounter; |
| 79 // GrPrintf("~GrAtlas %p [%d %d] %d\n", this, fPlot.fX, fPlot.fY, gCounter); | 79 // GrPrintf("~GrAtlas %p [%d %d] %d\n", this, fPlot.fX, fPlot.fY, gCounter); |
| 80 #endif | 80 #endif |
| 81 } | 81 } |
| 82 | 82 |
| 83 bool GrAtlas::RemoveUnusedAtlases(GrAtlasMgr* atlasMgr, GrAtlas** startAtlas) { | 83 bool GrAtlas::RemoveUnusedAtlases(GrAtlasMgr* atlasMgr, GrAtlas** startAtlas) { |
| 84 // GrAtlas** is used so that a pointer to the head element can be passed in
and | 84 // GrAtlas** is used so that a pointer to the head element can be passed in
and |
| 85 // modified when the first element is deleted | 85 // modified when the first element is deleted |
| 86 GrAtlas** atlasRef = startAtlas; | 86 GrAtlas** atlasRef = startAtlas; |
| 87 GrAtlas* atlas = *startAtlas; | 87 GrAtlas* atlas = *startAtlas; |
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| 243 newAtlas->fNext = *atlas; | 243 newAtlas->fNext = *atlas; |
| 244 *atlas = newAtlas; | 244 *atlas = newAtlas; |
| 245 | 245 |
| 246 return newAtlas; | 246 return newAtlas; |
| 247 } | 247 } |
| 248 | 248 |
| 249 void GrAtlasMgr::freePlot(GrMaskFormat format, int x, int y) { | 249 void GrAtlasMgr::freePlot(GrMaskFormat format, int x, int y) { |
| 250 SkASSERT(fPlotMgr->isBusy(x, y)); | 250 SkASSERT(fPlotMgr->isBusy(x, y)); |
| 251 fPlotMgr->freePlot(x, y); | 251 fPlotMgr->freePlot(x, y); |
| 252 } | 252 } |
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