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1 /* | 1 /* |
2 * Copyright 2016 Google Inc. | 2 * Copyright 2016 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 Sk4fLinearGradient_DEFINED | 8 #ifndef Sk4fLinearGradient_DEFINED |
9 #define Sk4fLinearGradient_DEFINED | 9 #define Sk4fLinearGradient_DEFINED |
10 | 10 |
11 #include "Sk4fGradientBase.h" | 11 #include "Sk4fGradientBase.h" |
12 #include "SkLinearGradient.h" | 12 #include "SkLinearGradient.h" |
13 | 13 |
14 class SkLinearGradient:: | 14 class SkLinearGradient:: |
15 LinearGradient4fContext final : public GradientShaderBase4fContext { | 15 LinearGradient4fContext final : public GradientShaderBase4fContext { |
16 public: | 16 public: |
17 LinearGradient4fContext(const SkLinearGradient&, const ContextRec&); | 17 LinearGradient4fContext(const SkLinearGradient&, const ContextRec&); |
18 | 18 |
19 void shadeSpan(int x, int y, SkPMColor dst[], int count) override; | 19 void shadeSpan(int x, int y, SkPMColor dst[], int count) override; |
20 void shadeSpan4f(int x, int y, SkPM4f dst[], int count) override; | 20 void shadeSpan4f(int x, int y, SkPM4f dst[], int count) override; |
21 | 21 |
22 protected: | 22 protected: |
23 void mapTs(int x, int y, SkScalar ts[], int count) const override; | 23 void mapTs(int x, int y, SkScalar ts[], int count) const override; |
24 | 24 |
25 bool onChooseBlitProcs(const SkImageInfo&, BlitState*) override; | 25 bool onChooseBlitProcs(const SkImageInfo&, BlitState*) override; |
26 | 26 |
27 private: | 27 private: |
28 using INHERITED = GradientShaderBase4fContext; | 28 using INHERITED = GradientShaderBase4fContext; |
29 | 29 |
30 template<DstType, TileMode> | 30 template<DstType, ApplyPremul, TileMode> |
31 class LinearIntervalProcessor; | 31 class LinearIntervalProcessor; |
32 | 32 |
33 template <DstType dstType, ApplyPremul premul> | 33 template <DstType dstType, ApplyPremul premul> |
34 void shadePremulSpan(int x, int y, typename DstTraits<dstType, premul>::Type
[], | 34 void shadePremulSpan(int x, int y, typename DstTraits<dstType, premul>::Type
[], |
35 int count) const; | 35 int count) const; |
36 | 36 |
37 template <DstType dstType, ApplyPremul premul, SkShader::TileMode tileMode> | 37 template <DstType dstType, ApplyPremul premul, SkShader::TileMode tileMode> |
38 void shadeSpanInternal(int x, int y, typename DstTraits<dstType, premul>::Ty
pe[], | 38 void shadeSpanInternal(int x, int y, typename DstTraits<dstType, premul>::Ty
pe[], |
39 int count) const; | 39 int count) const; |
40 | 40 |
41 const Interval* findInterval(SkScalar fx) const; | 41 const Interval* findInterval(SkScalar fx) const; |
42 | 42 |
43 bool isFast() const { return fDstToPosClass == kLinear_MatrixClass; } | 43 bool isFast() const { return fDstToPosClass == kLinear_MatrixClass; } |
44 | 44 |
45 static void D32_BlitBW(BlitState*, int x, int y, const SkPixmap& dst, int co
unt); | 45 static void D32_BlitBW(BlitState*, int x, int y, const SkPixmap& dst, int co
unt); |
46 static void D64_BlitBW(BlitState*, int x, int y, const SkPixmap& dst, int co
unt); | 46 static void D64_BlitBW(BlitState*, int x, int y, const SkPixmap& dst, int co
unt); |
47 | 47 |
48 mutable const Interval* fCachedInterval; | 48 mutable const Interval* fCachedInterval; |
49 }; | 49 }; |
50 | 50 |
51 #endif // Sk4fLinearGradient_DEFINED | 51 #endif // Sk4fLinearGradient_DEFINED |
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