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