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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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| 172 | 172 |
| 173 void setAtlasSizes_ForTesting(const GrBatchAtlasConfig configs[3]); | 173 void setAtlasSizes_ForTesting(const GrBatchAtlasConfig configs[3]); |
| 174 | 174 |
| 175 private: | 175 private: |
| 176 static GrPixelConfig MaskFormatToPixelConfig(GrMaskFormat format) { | 176 static GrPixelConfig MaskFormatToPixelConfig(GrMaskFormat format) { |
| 177 static const GrPixelConfig kPixelConfigs[] = { | 177 static const GrPixelConfig kPixelConfigs[] = { |
| 178 kAlpha_8_GrPixelConfig, | 178 kAlpha_8_GrPixelConfig, |
| 179 kRGB_565_GrPixelConfig, | 179 kRGB_565_GrPixelConfig, |
| 180 kSkia8888_GrPixelConfig | 180 kSkia8888_GrPixelConfig |
| 181 }; | 181 }; |
| 182 SK_COMPILE_ASSERT(SK_ARRAY_COUNT(kPixelConfigs) == kMaskFormatCount, arr
ay_size_mismatch); | 182 static_assert(SK_ARRAY_COUNT(kPixelConfigs) == kMaskFormatCount, "array_
size_mismatch"); |
| 183 | 183 |
| 184 return kPixelConfigs[format]; | 184 return kPixelConfigs[format]; |
| 185 } | 185 } |
| 186 | 186 |
| 187 // There is a 1:1 mapping between GrMaskFormats and atlas indices | 187 // There is a 1:1 mapping between GrMaskFormats and atlas indices |
| 188 static int MaskFormatToAtlasIndex(GrMaskFormat format) { | 188 static int MaskFormatToAtlasIndex(GrMaskFormat format) { |
| 189 static const int sAtlasIndices[] = { | 189 static const int sAtlasIndices[] = { |
| 190 kA8_GrMaskFormat, | 190 kA8_GrMaskFormat, |
| 191 kA565_GrMaskFormat, | 191 kA565_GrMaskFormat, |
| 192 kARGB_GrMaskFormat, | 192 kARGB_GrMaskFormat, |
| 193 }; | 193 }; |
| 194 SK_COMPILE_ASSERT(SK_ARRAY_COUNT(sAtlasIndices) == kMaskFormatCount, arr
ay_size_mismatch); | 194 static_assert(SK_ARRAY_COUNT(sAtlasIndices) == kMaskFormatCount, "array_
size_mismatch"); |
| 195 | 195 |
| 196 SkASSERT(sAtlasIndices[format] < kMaskFormatCount); | 196 SkASSERT(sAtlasIndices[format] < kMaskFormatCount); |
| 197 return sAtlasIndices[format]; | 197 return sAtlasIndices[format]; |
| 198 } | 198 } |
| 199 | 199 |
| 200 bool initAtlas(GrMaskFormat); | 200 bool initAtlas(GrMaskFormat); |
| 201 | 201 |
| 202 GrBatchTextStrike* generateStrike(GrFontScaler* scaler) { | 202 GrBatchTextStrike* generateStrike(GrFontScaler* scaler) { |
| 203 GrBatchTextStrike* strike = SkNEW_ARGS(GrBatchTextStrike, (this, scaler-
>getKey())); | 203 GrBatchTextStrike* strike = SkNEW_ARGS(GrBatchTextStrike, (this, scaler-
>getKey())); |
| 204 fCache.add(strike); | 204 fCache.add(strike); |
| 205 return strike; | 205 return strike; |
| 206 } | 206 } |
| 207 | 207 |
| 208 GrBatchAtlas* getAtlas(GrMaskFormat format) const { | 208 GrBatchAtlas* getAtlas(GrMaskFormat format) const { |
| 209 int atlasIndex = MaskFormatToAtlasIndex(format); | 209 int atlasIndex = MaskFormatToAtlasIndex(format); |
| 210 SkASSERT(fAtlases[atlasIndex]); | 210 SkASSERT(fAtlases[atlasIndex]); |
| 211 return fAtlases[atlasIndex]; | 211 return fAtlases[atlasIndex]; |
| 212 } | 212 } |
| 213 | 213 |
| 214 static void HandleEviction(GrBatchAtlas::AtlasID, void*); | 214 static void HandleEviction(GrBatchAtlas::AtlasID, void*); |
| 215 | 215 |
| 216 GrContext* fContext; | 216 GrContext* fContext; |
| 217 SkTDynamicHash<GrBatchTextStrike, GrFontDescKey> fCache; | 217 SkTDynamicHash<GrBatchTextStrike, GrFontDescKey> fCache; |
| 218 GrBatchAtlas* fAtlases[kMaskFormatCount]; | 218 GrBatchAtlas* fAtlases[kMaskFormatCount]; |
| 219 GrBatchTextStrike* fPreserveStrike; | 219 GrBatchTextStrike* fPreserveStrike; |
| 220 GrBatchAtlasConfig fAtlasConfigs[kMaskFormatCount]; | 220 GrBatchAtlasConfig fAtlasConfigs[kMaskFormatCount]; |
| 221 }; | 221 }; |
| 222 | 222 |
| 223 #endif | 223 #endif |
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