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1 /* | 1 /* |
2 * Copyright 2006 The Android Open Source Project | 2 * Copyright 2006 The Android Open Source Project |
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 SkBitmapProcShader_DEFINED | 8 #ifndef SkBitmapProcShader_DEFINED |
9 #define SkBitmapProcShader_DEFINED | 9 #define SkBitmapProcShader_DEFINED |
10 | 10 |
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43 private: | 43 private: |
44 friend class SkImageShader; | 44 friend class SkImageShader; |
45 | 45 |
46 static size_t ContextSize(const ContextRec&, const SkImageInfo& srcInfo); | 46 static size_t ContextSize(const ContextRec&, const SkImageInfo& srcInfo); |
47 static Context* MakeContext(const SkShader&, TileMode tmx, TileMode tmy, | 47 static Context* MakeContext(const SkShader&, TileMode tmx, TileMode tmy, |
48 const SkBitmapProvider&, const ContextRec&, void
* storage); | 48 const SkBitmapProvider&, const ContextRec&, void
* storage); |
49 | 49 |
50 typedef SkShader INHERITED; | 50 typedef SkShader INHERITED; |
51 }; | 51 }; |
52 | 52 |
53 enum {kSkBlitterContextSize = 2400}; | 53 enum {kSkBlitterContextSize = 3100}; |
54 | 54 |
55 // Commonly used allocator. It currently is only used to allocate up to 3 object
s. The total | 55 // Commonly used allocator. It currently is only used to allocate up to 3 object
s. The total |
56 // bytes requested is calculated using one of our large shaders, its context siz
e plus the size of | 56 // bytes requested is calculated using one of our large shaders, its context siz
e plus the size of |
57 // an Sk3DBlitter in SkDraw.cpp | 57 // an Sk3DBlitter in SkDraw.cpp |
58 // Note that some contexts may contain other contexts (e.g. for compose shaders)
, but we've not | 58 // Note that some contexts may contain other contexts (e.g. for compose shaders)
, but we've not |
59 // yet found a situation where the size below isn't big enough. | 59 // yet found a situation where the size below isn't big enough. |
60 typedef SkSmallAllocator<3, kSkBlitterContextSize> SkTBlitterAllocator; | 60 typedef SkSmallAllocator<3, kSkBlitterContextSize> SkTBlitterAllocator; |
61 | 61 |
62 // If alloc is non-nullptr, it will be used to allocate the returned SkShader, a
nd MUST outlive | 62 // If alloc is non-nullptr, it will be used to allocate the returned SkShader, a
nd MUST outlive |
63 // the SkShader. | 63 // the SkShader. |
64 sk_sp<SkShader> SkMakeBitmapShader(const SkBitmap& src, SkShader::TileMode, SkSh
ader::TileMode, | 64 sk_sp<SkShader> SkMakeBitmapShader(const SkBitmap& src, SkShader::TileMode, SkSh
ader::TileMode, |
65 const SkMatrix* localMatrix, SkTBlitterAlloca
tor* alloc); | 65 const SkMatrix* localMatrix, SkTBlitterAlloca
tor* alloc); |
66 | 66 |
67 #endif | 67 #endif |
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