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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 SkBitmapProcShader_DEFINED | 10 #ifndef SkBitmapProcShader_DEFINED |
11 #define SkBitmapProcShader_DEFINED | 11 #define SkBitmapProcShader_DEFINED |
12 | 12 |
13 #include "SkShader.h" | 13 #include "SkShader.h" |
14 #include "SkSmallAllocator.h" | 14 #include "SkSmallAllocator.h" |
15 | 15 |
16 struct SkBitmapProcState; | 16 struct SkBitmapProcState; |
17 | 17 |
18 class SkBitmapProcShader : public SkShader { | 18 class SkBitmapProcShader : public SkShader { |
19 public: | 19 public: |
20 SkBitmapProcShader(const SkBitmap& src, TileMode tx, TileMode ty, | 20 SkBitmapProcShader(const SkBitmap& src, TileMode tx, TileMode ty, |
21 const SkMatrix* localMatrix = nullptr); | 21 const SkMatrix* localMatrix = nullptr); |
22 | 22 |
| 23 // overrides from SkShader |
23 bool isOpaque() const override; | 24 bool isOpaque() const override; |
| 25 BitmapType asABitmap(SkBitmap*, SkMatrix*, TileMode*) const override; |
24 | 26 |
25 size_t contextSize() const override; | 27 size_t contextSize() const override; |
26 | 28 |
27 SK_TO_STRING_OVERRIDE() | 29 SK_TO_STRING_OVERRIDE() |
28 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkBitmapProcShader) | 30 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkBitmapProcShader) |
29 | 31 |
30 #if SK_SUPPORT_GPU | 32 #if SK_SUPPORT_GPU |
31 const GrFragmentProcessor* asFragmentProcessor(GrContext*, const SkMatrix& v
iewM, | 33 const GrFragmentProcessor* asFragmentProcessor(GrContext*, const SkMatrix& v
iewM, |
32 const SkMatrix*, SkFilterQual
ity, | 34 const SkMatrix*, SkFilterQual
ity, |
33 GrProcessorDataManager*) cons
t override; | 35 GrProcessorDataManager*) cons
t override; |
(...skipping 15 matching lines...) Expand all Loading... |
49 private: | 51 private: |
50 SkBitmapProcState* fState; | 52 SkBitmapProcState* fState; |
51 uint32_t fFlags; | 53 uint32_t fFlags; |
52 | 54 |
53 typedef SkShader::Context INHERITED; | 55 typedef SkShader::Context INHERITED; |
54 }; | 56 }; |
55 | 57 |
56 protected: | 58 protected: |
57 void flatten(SkWriteBuffer&) const override; | 59 void flatten(SkWriteBuffer&) const override; |
58 Context* onCreateContext(const ContextRec&, void* storage) const override; | 60 Context* onCreateContext(const ContextRec&, void* storage) const override; |
59 bool onIsABitmap(SkBitmap*, SkMatrix*, TileMode*) const override; | |
60 | 61 |
61 SkBitmap fRawBitmap; // experimental for RLE encoding | 62 SkBitmap fRawBitmap; // experimental for RLE encoding |
62 uint8_t fTileModeX, fTileModeY; | 63 uint8_t fTileModeX, fTileModeY; |
63 | 64 |
64 private: | 65 private: |
65 typedef SkShader INHERITED; | 66 typedef SkShader INHERITED; |
66 }; | 67 }; |
67 | 68 |
68 // Commonly used allocator. It currently is only used to allocate up to 3 object
s. The total | 69 // Commonly used allocator. It currently is only used to allocate up to 3 object
s. The total |
69 // bytes requested is calculated using one of our large shaders, its context siz
e plus the size of | 70 // bytes requested is calculated using one of our large shaders, its context siz
e plus the size of |
70 // an Sk3DBlitter in SkDraw.cpp | 71 // an Sk3DBlitter in SkDraw.cpp |
71 // Note that some contexts may contain other contexts (e.g. for compose shaders)
, but we've not | 72 // Note that some contexts may contain other contexts (e.g. for compose shaders)
, but we've not |
72 // yet found a situation where the size below isn't big enough. | 73 // yet found a situation where the size below isn't big enough. |
73 typedef SkSmallAllocator<3, 1152> SkTBlitterAllocator; | 74 typedef SkSmallAllocator<3, 1152> SkTBlitterAllocator; |
74 | 75 |
75 // If alloc is non-nullptr, it will be used to allocate the returned SkShader, a
nd MUST outlive | 76 // If alloc is non-nullptr, it will be used to allocate the returned SkShader, a
nd MUST outlive |
76 // the SkShader. | 77 // the SkShader. |
77 SkShader* SkCreateBitmapShader(const SkBitmap& src, SkShader::TileMode, SkShader
::TileMode, | 78 SkShader* SkCreateBitmapShader(const SkBitmap& src, SkShader::TileMode, SkShader
::TileMode, |
78 const SkMatrix* localMatrix, SkTBlitterAllocator*
alloc); | 79 const SkMatrix* localMatrix, SkTBlitterAllocator*
alloc); |
79 | 80 |
80 #endif | 81 #endif |
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