| OLD | NEW |
| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2006 The Android Open Source Project | 3 * Copyright 2006 The Android Open Source Project |
| 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 #ifndef SkMatrix_DEFINED | 10 #ifndef SkMatrix_DEFINED |
| 11 #define SkMatrix_DEFINED | 11 #define SkMatrix_DEFINED |
| 12 | 12 |
| 13 #include "SkDynamicAnnotations.h" |
| 13 #include "SkRect.h" | 14 #include "SkRect.h" |
| 14 | 15 |
| 15 class SkString; | 16 class SkString; |
| 16 | 17 |
| 17 // TODO: can we remove these 3 (need to check chrome/android) | 18 // TODO: can we remove these 3 (need to check chrome/android) |
| 18 typedef SkScalar SkPersp; | 19 typedef SkScalar SkPersp; |
| 19 #define SkScalarToPersp(x) (x) | 20 #define SkScalarToPersp(x) (x) |
| 20 #define SkPerspToScalar(x) (x) | 21 #define SkPerspToScalar(x) (x) |
| 21 | 22 |
| 22 /** \class SkMatrix | 23 /** \class SkMatrix |
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| 636 kPerspective_Mask, | 637 kPerspective_Mask, |
| 637 | 638 |
| 638 kAllMasks = kTranslate_Mask | | 639 kAllMasks = kTranslate_Mask | |
| 639 kScale_Mask | | 640 kScale_Mask | |
| 640 kAffine_Mask | | 641 kAffine_Mask | |
| 641 kPerspective_Mask | | 642 kPerspective_Mask | |
| 642 kRectStaysRect_Mask | 643 kRectStaysRect_Mask |
| 643 }; | 644 }; |
| 644 | 645 |
| 645 SkScalar fMat[9]; | 646 SkScalar fMat[9]; |
| 646 mutable uint32_t fTypeMask; | 647 mutable SkTRacy<uint32_t> fTypeMask; |
| 647 | 648 |
| 648 uint8_t computeTypeMask() const; | 649 uint8_t computeTypeMask() const; |
| 649 uint8_t computePerspectiveTypeMask() const; | 650 uint8_t computePerspectiveTypeMask() const; |
| 650 | 651 |
| 651 void setTypeMask(int mask) { | 652 void setTypeMask(int mask) { |
| 652 // allow kUnknown or a valid mask | 653 // allow kUnknown or a valid mask |
| 653 SkASSERT(kUnknown_Mask == mask || (mask & kAllMasks) == mask || | 654 SkASSERT(kUnknown_Mask == mask || (mask & kAllMasks) == mask || |
| 654 ((kUnknown_Mask | kOnlyPerspectiveValid_Mask) & mask) | 655 ((kUnknown_Mask | kOnlyPerspectiveValid_Mask) & mask) |
| 655 == (kUnknown_Mask | kOnlyPerspectiveValid_Mask)); | 656 == (kUnknown_Mask | kOnlyPerspectiveValid_Mask)); |
| 656 fTypeMask = SkToU8(mask); | 657 fTypeMask = SkToU8(mask); |
| 657 } | 658 } |
| 658 | 659 |
| 659 void orTypeMask(int mask) { | 660 void orTypeMask(int mask) { |
| 660 SkASSERT((mask & kORableMasks) == mask); | 661 SkASSERT((mask & kORableMasks) == mask); |
| 661 fTypeMask = SkToU8(fTypeMask | mask); | 662 fTypeMask = SkToU8(fTypeMask | mask); |
| 662 } | 663 } |
| 663 | 664 |
| 664 void clearTypeMask(int mask) { | 665 void clearTypeMask(int mask) { |
| 665 // only allow a valid mask | 666 // only allow a valid mask |
| 666 SkASSERT((mask & kAllMasks) == mask); | 667 SkASSERT((mask & kAllMasks) == mask); |
| 667 fTypeMask &= ~mask; | 668 fTypeMask = fTypeMask & ~mask; |
| 668 } | 669 } |
| 669 | 670 |
| 670 TypeMask getPerspectiveTypeMaskOnly() const { | 671 TypeMask getPerspectiveTypeMaskOnly() const { |
| 671 if ((fTypeMask & kUnknown_Mask) && | 672 if ((fTypeMask & kUnknown_Mask) && |
| 672 !(fTypeMask & kOnlyPerspectiveValid_Mask)) { | 673 !(fTypeMask & kOnlyPerspectiveValid_Mask)) { |
| 673 fTypeMask = this->computePerspectiveTypeMask(); | 674 fTypeMask = this->computePerspectiveTypeMask(); |
| 674 } | 675 } |
| 675 return (TypeMask)(fTypeMask & 0xF); | 676 return (TypeMask)(fTypeMask & 0xF); |
| 676 } | 677 } |
| 677 | 678 |
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| 710 static void RotTrans_pts(const SkMatrix&, SkPoint dst[], const SkPoint[], | 711 static void RotTrans_pts(const SkMatrix&, SkPoint dst[], const SkPoint[], |
| 711 int count); | 712 int count); |
| 712 static void Persp_pts(const SkMatrix&, SkPoint dst[], const SkPoint[], int); | 713 static void Persp_pts(const SkMatrix&, SkPoint dst[], const SkPoint[], int); |
| 713 | 714 |
| 714 static const MapPtsProc gMapPtsProcs[]; | 715 static const MapPtsProc gMapPtsProcs[]; |
| 715 | 716 |
| 716 friend class SkPerspIter; | 717 friend class SkPerspIter; |
| 717 }; | 718 }; |
| 718 | 719 |
| 719 #endif | 720 #endif |
| OLD | NEW |