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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 GrAtlasTextContext_DEFINED | 8 #ifndef GrAtlasTextContext_DEFINED |
9 #define GrAtlasTextContext_DEFINED | 9 #define GrAtlasTextContext_DEFINED |
10 | 10 |
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241 | 241 |
242 // We can reuse distance field text, but only if the new viewmatrix woul
d not result in | 242 // We can reuse distance field text, but only if the new viewmatrix woul
d not result in |
243 // a mip change. Because there can be multiple runs in a blob, we track
the overall | 243 // a mip change. Because there can be multiple runs in a blob, we track
the overall |
244 // maximum minimum scale, and minimum maximum scale, we can support befo
re we need to regen | 244 // maximum minimum scale, and minimum maximum scale, we can support befo
re we need to regen |
245 SkScalar fMaxMinScale; | 245 SkScalar fMaxMinScale; |
246 SkScalar fMinMaxScale; | 246 SkScalar fMinMaxScale; |
247 int fRunCount; | 247 int fRunCount; |
248 uint8_t fTextType; | 248 uint8_t fTextType; |
249 | 249 |
250 BitmapTextBlob() | 250 BitmapTextBlob() |
251 : fMaxMinScale(SK_ScalarMax) | 251 : fMaxMinScale(-SK_ScalarMax) |
252 , fMinMaxScale(SK_ScalarMax) | 252 , fMinMaxScale(SK_ScalarMax) |
253 , fTextType(0) {} | 253 , fTextType(0) {} |
254 | 254 |
255 static const Key& GetKey(const BitmapTextBlob& blob) { | 255 static const Key& GetKey(const BitmapTextBlob& blob) { |
256 return blob.fKey; | 256 return blob.fKey; |
257 } | 257 } |
258 | 258 |
259 static uint32_t Hash(const Key& key) { | 259 static uint32_t Hash(const Key& key) { |
260 return SkChecksum::Murmur3(&key, sizeof(Key)); | 260 return SkChecksum::Murmur3(&key, sizeof(Key)); |
261 } | 261 } |
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394 bool fEnableDFRendering; | 394 bool fEnableDFRendering; |
395 SkAutoTUnref<DistanceAdjustTable> fDistanceAdjustTable; | 395 SkAutoTUnref<DistanceAdjustTable> fDistanceAdjustTable; |
396 | 396 |
397 friend class GrTextBlobCache; | 397 friend class GrTextBlobCache; |
398 friend class BitmapTextBatch; | 398 friend class BitmapTextBatch; |
399 | 399 |
400 typedef GrTextContext INHERITED; | 400 typedef GrTextContext INHERITED; |
401 }; | 401 }; |
402 | 402 |
403 #endif | 403 #endif |
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