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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 #define __STDC_LIMIT_MACROS | 7 #define __STDC_LIMIT_MACROS |
8 | 8 |
9 #include "SkDraw.h" | 9 #include "SkDraw.h" |
10 #include "SkBlitter.h" | 10 #include "SkBlitter.h" |
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1912 typedef SkShader::Context INHERITED; | 1912 typedef SkShader::Context INHERITED; |
1913 }; | 1913 }; |
1914 | 1914 |
1915 SK_TO_STRING_OVERRIDE() | 1915 SK_TO_STRING_OVERRIDE() |
1916 | 1916 |
1917 // For serialization. This will never be called. | 1917 // For serialization. This will never be called. |
1918 Factory getFactory() const override { sk_throw(); return NULL; } | 1918 Factory getFactory() const override { sk_throw(); return NULL; } |
1919 | 1919 |
1920 protected: | 1920 protected: |
1921 Context* onCreateContext(const ContextRec& rec, void* storage) const overrid
e { | 1921 Context* onCreateContext(const ContextRec& rec, void* storage) const overrid
e { |
1922 return SkNEW_PLACEMENT_ARGS(storage, TriColorShaderContext, (*this, rec)
); | 1922 return new (storage) TriColorShaderContext(*this, rec); |
1923 } | 1923 } |
1924 | 1924 |
1925 private: | 1925 private: |
1926 typedef SkShader INHERITED; | 1926 typedef SkShader INHERITED; |
1927 }; | 1927 }; |
1928 | 1928 |
1929 bool SkTriColorShader::TriColorShaderContext::setup(const SkPoint pts[], const S
kColor colors[], | 1929 bool SkTriColorShader::TriColorShaderContext::setup(const SkPoint pts[], const S
kColor colors[], |
1930 int index0, int index1, int
index2) { | 1930 int index0, int index1, int
index2) { |
1931 | 1931 |
1932 fColors[0] = SkPreMultiplyColor(colors[index0]); | 1932 fColors[0] = SkPreMultiplyColor(colors[index0]); |
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2069 // just colors (no texture) | 2069 // just colors (no texture) |
2070 shader = p.setShader(&triShader); | 2070 shader = p.setShader(&triShader); |
2071 } else { | 2071 } else { |
2072 // colors * texture | 2072 // colors * texture |
2073 SkASSERT(shader); | 2073 SkASSERT(shader); |
2074 bool releaseMode = false; | 2074 bool releaseMode = false; |
2075 if (NULL == xmode) { | 2075 if (NULL == xmode) { |
2076 xmode = SkXfermode::Create(SkXfermode::kModulate_Mode); | 2076 xmode = SkXfermode::Create(SkXfermode::kModulate_Mode); |
2077 releaseMode = true; | 2077 releaseMode = true; |
2078 } | 2078 } |
2079 composeShader.reset(SkNEW_ARGS(SkComposeShader, (&triShader, shader,
xmode))); | 2079 composeShader.reset(new SkComposeShader(&triShader, shader, xmode)); |
2080 p.setShader(composeShader); | 2080 p.setShader(composeShader); |
2081 if (releaseMode) { | 2081 if (releaseMode) { |
2082 xmode->unref(); | 2082 xmode->unref(); |
2083 } | 2083 } |
2084 } | 2084 } |
2085 } | 2085 } |
2086 | 2086 |
2087 SkAutoBlitterChoose blitter(fDst, *fMatrix, p); | 2087 SkAutoBlitterChoose blitter(fDst, *fMatrix, p); |
2088 // Abort early if we failed to create a shader context. | 2088 // Abort early if we failed to create a shader context. |
2089 if (blitter->isNullBlitter()) { | 2089 if (blitter->isNullBlitter()) { |
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2260 mask->fImage = SkMask::AllocImage(size); | 2260 mask->fImage = SkMask::AllocImage(size); |
2261 memset(mask->fImage, 0, mask->computeImageSize()); | 2261 memset(mask->fImage, 0, mask->computeImageSize()); |
2262 } | 2262 } |
2263 | 2263 |
2264 if (SkMask::kJustComputeBounds_CreateMode != mode) { | 2264 if (SkMask::kJustComputeBounds_CreateMode != mode) { |
2265 draw_into_mask(*mask, devPath, style); | 2265 draw_into_mask(*mask, devPath, style); |
2266 } | 2266 } |
2267 | 2267 |
2268 return true; | 2268 return true; |
2269 } | 2269 } |
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