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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 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 #include "SkColorFilter.h" | 8 #include "SkColorFilter.h" |
9 #include "SkDevice.h" | 9 #include "SkDevice.h" |
10 #include "SkDraw.h" | 10 #include "SkDraw.h" |
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435 if (kUnknown_SkPixelGeometry == fSurfaceProps.pixelGeometry() | 435 if (kUnknown_SkPixelGeometry == fSurfaceProps.pixelGeometry() |
436 || this->onShouldDisableLCD(paint)) { | 436 || this->onShouldDisableLCD(paint)) { |
437 | 437 |
438 flags &= ~SkPaint::kLCDRenderText_Flag; | 438 flags &= ~SkPaint::kLCDRenderText_Flag; |
439 flags |= SkPaint::kGenA8FromLCD_Flag; | 439 flags |= SkPaint::kGenA8FromLCD_Flag; |
440 } | 440 } |
441 | 441 |
442 return flags; | 442 return flags; |
443 } | 443 } |
444 | 444 |
445 ////////////////////////////////////////////////////////////////////////////////
////////// | |
446 | |
447 void SkBaseDevice::LogDrawScaleFactor(const SkMatrix& matrix, SkFilterQuality fi
lterQuality) { | |
448 #if SK_HISTOGRAMS_ENABLED | |
449 enum ScaleFactor { | |
450 kUpscale_ScaleFactor, | |
451 kNoScale_ScaleFactor, | |
452 kDownscale_ScaleFactor, | |
453 kLargeDownscale_ScaleFactor, | |
454 }; | |
455 | |
456 SkASSERT(filterQuality != kNone_SkFilterQuality); | |
457 enum { kScaleFactorCount = kLargeDownscale_ScaleFactor + 1 }; | |
458 float rawScaleFactor = matrix.getMinScale(); | |
459 | |
460 ScaleFactor scaleFactor; | |
461 if (rawScaleFactor < 0.5f) { | |
462 scaleFactor = kLargeDownscale_ScaleFactor; | |
463 } else if (rawScaleFactor < 1.0f) { | |
464 scaleFactor = kDownscale_ScaleFactor; | |
465 } else if (rawScaleFactor > 1.0f) { | |
466 scaleFactor = kUpscale_ScaleFactor; | |
467 } else { | |
468 scaleFactor = kNoScale_ScaleFactor; | |
469 } | |
470 | |
471 switch (filterQuality) { | |
472 case kNone_SkFilterQuality: | |
473 SK_HISTOGRAM_ENUMERATION("DrawScaleFactor.NoneFilterQuality", scaleF
actor, | |
474 kScaleFactorCount); | |
475 break; | |
476 case kLow_SkFilterQuality: | |
477 SK_HISTOGRAM_ENUMERATION("DrawScaleFactor.LowFilterQuality", scaleFa
ctor, | |
478 kScaleFactorCount); | |
479 break; | |
480 case kMedium_SkFilterQuality: | |
481 SK_HISTOGRAM_ENUMERATION("DrawScaleFactor.MediumFilterQuality", scal
eFactor, | |
482 kScaleFactorCount); | |
483 break; | |
484 case kHigh_SkFilterQuality: | |
485 SK_HISTOGRAM_ENUMERATION("DrawScaleFactor.HighFilterQuality", scaleF
actor, | |
486 kScaleFactorCount); | |
487 break; | |
488 } | |
489 | |
490 // Also log filter quality independent scale factor. | |
491 SK_HISTOGRAM_ENUMERATION("DrawScaleFactor.AnyFilterQuality", scaleFactor, kS
caleFactorCount); | |
492 | |
493 // Also log an overall histogram of filter quality. | |
494 enum { kFilterQualityCount = kHigh_SkFilterQuality + 1 }; | |
495 SK_HISTOGRAM_ENUMERATION("FilterQuality", filterQuality, kFilterQualityCount
); | |
496 #endif | |
497 } | |
498 | |
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