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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 #include "SkColorSpacePriv.h" | |
8 #include "SkOpts.h" | 9 #include "SkOpts.h" |
9 #include "SkSmallAllocator.h" | 10 #include "SkSmallAllocator.h" |
10 #include "SkSpriteBlitter.h" | 11 #include "SkSpriteBlitter.h" |
11 | 12 |
12 SkSpriteBlitter::SkSpriteBlitter(const SkPixmap& source) | 13 SkSpriteBlitter::SkSpriteBlitter(const SkPixmap& source) |
13 : fSource(source) {} | 14 : fSource(source) {} |
14 | 15 |
15 void SkSpriteBlitter::setup(const SkPixmap& dst, int left, int top, const SkPain t& paint) { | 16 void SkSpriteBlitter::setup(const SkPixmap& dst, int left, int top, const SkPain t& paint) { |
16 fDst = dst; | 17 fDst = dst; |
17 fLeft = left; | 18 fLeft = left; |
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52 // 1. src == dst format | 53 // 1. src == dst format |
53 // 2. paint has no modifiers (i.e. alpha, colorfilter, etc.) | 54 // 2. paint has no modifiers (i.e. alpha, colorfilter, etc.) |
54 // 3. xfermode needs no blending: e.g. kSrc_Mode or kSrcOver_Mode + opaque src | 55 // 3. xfermode needs no blending: e.g. kSrc_Mode or kSrcOver_Mode + opaque src |
55 // | 56 // |
56 class SkSpriteBlitter_Src_SrcOver final : public SkSpriteBlitter { | 57 class SkSpriteBlitter_Src_SrcOver final : public SkSpriteBlitter { |
57 public: | 58 public: |
58 static bool Supports(const SkPixmap& dst, const SkPixmap& src, const SkPaint & paint) { | 59 static bool Supports(const SkPixmap& dst, const SkPixmap& src, const SkPaint & paint) { |
59 if (dst.colorType() != src.colorType()) { | 60 if (dst.colorType() != src.colorType()) { |
60 return false; | 61 return false; |
61 } | 62 } |
62 if (dst.info().profileType() != src.info().profileType()) { | 63 if (SkColorSpacePriv::EQ(dst.info().colorSpace(), src.info().colorSpace( ))) { |
Brian Osman
2016/06/20 20:09:19
Should this be !EQ ?
reed1
2016/06/20 21:05:52
Done.
| |
63 return false; | 64 return false; |
64 } | 65 } |
65 if (paint.getMaskFilter() || paint.getColorFilter() || paint.getImageFil ter()) { | 66 if (paint.getMaskFilter() || paint.getColorFilter() || paint.getImageFil ter()) { |
66 return false; | 67 return false; |
67 } | 68 } |
68 if (0xFF != paint.getAlpha()) { | 69 if (0xFF != paint.getAlpha()) { |
69 return false; | 70 return false; |
70 } | 71 } |
71 SkXfermode::Mode mode; | 72 SkXfermode::Mode mode; |
72 if (!SkXfermode::AsMode(paint.getXfermode(), &mode)) { | 73 if (!SkXfermode::AsMode(paint.getXfermode(), &mode)) { |
73 return false; | 74 return false; |
74 } | 75 } |
75 if (SkXfermode::kSrc_Mode == mode) { | 76 if (SkXfermode::kSrc_Mode == mode) { |
76 return true; | 77 return true; |
77 } | 78 } |
78 if (SkXfermode::kSrcOver_Mode == mode && src.isOpaque()) { | 79 if (SkXfermode::kSrcOver_Mode == mode && src.isOpaque()) { |
79 return true; | 80 return true; |
80 } | 81 } |
81 | 82 |
82 // At this point memcpy can't be used. The following check for using Src Over. | 83 // At this point memcpy can't be used. The following check for using Src Over. |
83 | 84 |
84 if (dst.colorType() != kN32_SkColorType | 85 if (dst.colorType() != kN32_SkColorType || nullptr == dst.info().colorSp ace()) { |
Brian Osman
2016/06/20 20:09:19
What exactly was this checking for before? I don't
reed1
2016/06/20 21:05:52
Not sure :) Seems like this class wants to be SRGB
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85 || dst.info().profileType() != kSRGB_SkColorProfileType) { | |
86 return false; | 86 return false; |
87 } | 87 } |
88 | 88 |
89 return SkXfermode::kSrcOver_Mode == mode; | 89 return SkXfermode::kSrcOver_Mode == mode; |
90 } | 90 } |
91 | 91 |
92 SkSpriteBlitter_Src_SrcOver(const SkPixmap& src) | 92 SkSpriteBlitter_Src_SrcOver(const SkPixmap& src) |
93 : INHERITED(src) {} | 93 : INHERITED(src) {} |
94 | 94 |
95 void setup(const SkPixmap& dst, int left, int top, const SkPaint& paint) ove rride { | 95 void setup(const SkPixmap& dst, int left, int top, const SkPaint& paint) ove rride { |
96 SkASSERT(Supports(dst, fSource, paint)); | 96 SkASSERT(Supports(dst, fSource, paint)); |
97 this->INHERITED::setup(dst, left, top, paint); | 97 this->INHERITED::setup(dst, left, top, paint); |
98 SkXfermode::Mode mode; | 98 SkXfermode::Mode mode; |
99 if (!SkXfermode::AsMode(paint.getXfermode(), &mode)) { | 99 if (!SkXfermode::AsMode(paint.getXfermode(), &mode)) { |
100 SkFAIL("Should never happen."); | 100 SkFAIL("Should never happen."); |
101 } | 101 } |
102 | 102 |
103 SkASSERT(mode == SkXfermode::kSrcOver_Mode || mode == SkXfermode::kSrc_M ode); | 103 SkASSERT(mode == SkXfermode::kSrcOver_Mode || mode == SkXfermode::kSrc_M ode); |
104 | 104 |
105 if (mode == SkXfermode::kSrcOver_Mode && !fSource.isOpaque()) { | 105 if (mode == SkXfermode::kSrcOver_Mode && !fSource.isOpaque()) { |
106 fUseMemcpy = false; | 106 fUseMemcpy = false; |
107 } | 107 } |
108 } | 108 } |
109 | 109 |
110 void blitRect(int x, int y, int width, int height) override { | 110 void blitRect(int x, int y, int width, int height) override { |
111 SkASSERT(fDst.colorType() == fSource.colorType()); | 111 SkASSERT(fDst.colorType() == fSource.colorType()); |
112 SkASSERT(fDst.info().profileType() == fSource.info().profileType()); | 112 SkASSERT(SkColorSpacePriv::EQ(fDst.info().colorSpace(), fSource.info().c olorSpace())); |
113 SkASSERT(width > 0 && height > 0); | 113 SkASSERT(width > 0 && height > 0); |
114 | 114 |
115 if (fUseMemcpy) { | 115 if (fUseMemcpy) { |
116 char* dst = (char*)fDst.writable_addr(x, y); | 116 char* dst = (char*)fDst.writable_addr(x, y); |
117 const char* src = (const char*)fSource.addr(x - fLeft, y - fTop); | 117 const char* src = (const char*)fSource.addr(x - fLeft, y - fTop); |
118 const size_t dstRB = fDst.rowBytes(); | 118 const size_t dstRB = fDst.rowBytes(); |
119 const size_t srcRB = fSource.rowBytes(); | 119 const size_t srcRB = fSource.rowBytes(); |
120 const size_t bytesToCopy = width << fSource.shiftPerPixel(); | 120 const size_t bytesToCopy = width << fSource.shiftPerPixel(); |
121 | 121 |
122 while (height --> 0) { | 122 while (height --> 0) { |
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168 SkSpriteBlitter* blitter = nullptr; | 168 SkSpriteBlitter* blitter = nullptr; |
169 | 169 |
170 if (SkSpriteBlitter_Src_SrcOver::Supports(dst, source, paint)) { | 170 if (SkSpriteBlitter_Src_SrcOver::Supports(dst, source, paint)) { |
171 blitter = allocator->createT<SkSpriteBlitter_Src_SrcOver>(source); | 171 blitter = allocator->createT<SkSpriteBlitter_Src_SrcOver>(source); |
172 } else { | 172 } else { |
173 switch (dst.colorType()) { | 173 switch (dst.colorType()) { |
174 case kRGB_565_SkColorType: | 174 case kRGB_565_SkColorType: |
175 blitter = SkSpriteBlitter::ChooseD16(source, paint, allocator); | 175 blitter = SkSpriteBlitter::ChooseD16(source, paint, allocator); |
176 break; | 176 break; |
177 case kN32_SkColorType: | 177 case kN32_SkColorType: |
178 if (dst.info().isSRGB()) { | 178 if (dst.info().gammaCloseToSRGB()) { |
179 blitter = SkSpriteBlitter::ChooseS32(source, paint, allocato r); | 179 blitter = SkSpriteBlitter::ChooseS32(source, paint, allocato r); |
180 } else { | 180 } else { |
181 blitter = SkSpriteBlitter::ChooseL32(source, paint, allocato r); | 181 blitter = SkSpriteBlitter::ChooseL32(source, paint, allocato r); |
182 } | 182 } |
183 break; | 183 break; |
184 case kRGBA_F16_SkColorType: | 184 case kRGBA_F16_SkColorType: |
185 blitter = SkSpriteBlitter::ChooseF16(source, paint, allocator); | 185 blitter = SkSpriteBlitter::ChooseF16(source, paint, allocator); |
186 break; | 186 break; |
187 default: | 187 default: |
188 break; | 188 break; |
189 } | 189 } |
190 } | 190 } |
191 | 191 |
192 if (blitter) { | 192 if (blitter) { |
193 blitter->setup(dst, left, top, paint); | 193 blitter->setup(dst, left, top, paint); |
194 } | 194 } |
195 return blitter; | 195 return blitter; |
196 } | 196 } |
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