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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrBatchFontCache_DEFINED | 8 #ifndef GrBatchFontCache_DEFINED |
9 #define GrBatchFontCache_DEFINED | 9 #define GrBatchFontCache_DEFINED |
10 | 10 |
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33 GrBatchFontCache* getBatchFontCache() const { return fBatchFontCache; } | 33 GrBatchFontCache* getBatchFontCache() const { return fBatchFontCache; } |
34 | 34 |
35 inline GrGlyph* getGlyph(GrGlyph::PackedID packed, GrFontScaler* scaler) { | 35 inline GrGlyph* getGlyph(GrGlyph::PackedID packed, GrFontScaler* scaler) { |
36 GrGlyph* glyph = fCache.find(packed); | 36 GrGlyph* glyph = fCache.find(packed); |
37 if (NULL == glyph) { | 37 if (NULL == glyph) { |
38 glyph = this->generateGlyph(packed, scaler); | 38 glyph = this->generateGlyph(packed, scaler); |
39 } | 39 } |
40 return glyph; | 40 return glyph; |
41 } | 41 } |
42 | 42 |
43 // returns true if glyph (or glyph+padding for distance field) | |
44 // is too large to ever fit in texture atlas subregions (GrPlots) | |
45 bool glyphTooLargeForAtlas(GrGlyph*); | |
46 // returns true if glyph successfully added to texture atlas, false otherwis
e | 43 // returns true if glyph successfully added to texture atlas, false otherwis
e |
47 bool addGlyphToAtlas(GrBatchTarget*, GrGlyph*, GrFontScaler*); | 44 bool addGlyphToAtlas(GrBatchTarget*, GrGlyph*, GrFontScaler*); |
48 | 45 |
49 // testing | 46 // testing |
50 int countGlyphs() const { return fCache.count(); } | 47 int countGlyphs() const { return fCache.count(); } |
51 | 48 |
52 // remove any references to this plot | 49 // remove any references to this plot |
53 void removeID(GrBatchAtlas::AtlasID); | 50 void removeID(GrBatchAtlas::AtlasID); |
54 | 51 |
55 // If a TextStrike is abandoned by the cache, then the caller must get a new
strike | 52 // If a TextStrike is abandoned by the cache, then the caller must get a new
strike |
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185 | 182 |
186 static void HandleEviction(GrBatchAtlas::AtlasID, void*); | 183 static void HandleEviction(GrBatchAtlas::AtlasID, void*); |
187 | 184 |
188 GrContext* fContext; | 185 GrContext* fContext; |
189 SkTDynamicHash<GrBatchTextStrike, GrFontDescKey> fCache; | 186 SkTDynamicHash<GrBatchTextStrike, GrFontDescKey> fCache; |
190 GrBatchAtlas* fAtlases[kMaskFormatCount]; | 187 GrBatchAtlas* fAtlases[kMaskFormatCount]; |
191 GrBatchTextStrike* fPreserveStrike; | 188 GrBatchTextStrike* fPreserveStrike; |
192 }; | 189 }; |
193 | 190 |
194 #endif | 191 #endif |
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