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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 #include "GrPathRendering.h" | 8 #include "GrPathRendering.h" |
9 #include "SkDescriptor.h" | 9 #include "SkDescriptor.h" |
10 #include "SkGlyph.h" | 10 #include "SkGlyph.h" |
11 #include "SkMatrix.h" | 11 #include "SkMatrix.h" |
12 #include "SkTypeface.h" | 12 #include "SkTypeface.h" |
13 #include "GrPathRange.h" | 13 #include "GrPathRange.h" |
14 | 14 |
| 15 const GrUserStencilSettings& GrPathRendering::GetStencilPassSettings(FillType fi
ll) { |
| 16 switch (fill) { |
| 17 default: |
| 18 SkFAIL("Unexpected path fill."); |
| 19 case GrPathRendering::kWinding_FillType: { |
| 20 constexpr static GrUserStencilSettings kWindingStencilPass( |
| 21 GrUserStencilSettings::StaticInit< |
| 22 0xffff, |
| 23 GrUserStencilTest::kAlwaysIfInClip, |
| 24 0xffff, |
| 25 GrUserStencilOp::kIncWrap, |
| 26 GrUserStencilOp::kIncWrap, |
| 27 0xffff>() |
| 28 ); |
| 29 return kWindingStencilPass; |
| 30 } |
| 31 case GrPathRendering::kEvenOdd_FillType: { |
| 32 constexpr static GrUserStencilSettings kEvenOddStencilPass( |
| 33 GrUserStencilSettings::StaticInit< |
| 34 0xffff, |
| 35 GrUserStencilTest::kAlwaysIfInClip, |
| 36 0xffff, |
| 37 GrUserStencilOp::kInvert, |
| 38 GrUserStencilOp::kInvert, |
| 39 0xffff>() |
| 40 ); |
| 41 return kEvenOddStencilPass; |
| 42 } |
| 43 } |
| 44 } |
| 45 |
15 class GlyphGenerator : public GrPathRange::PathGenerator { | 46 class GlyphGenerator : public GrPathRange::PathGenerator { |
16 public: | 47 public: |
17 GlyphGenerator(const SkTypeface& typeface, const SkScalerContextEffects& eff
ects, | 48 GlyphGenerator(const SkTypeface& typeface, const SkScalerContextEffects& eff
ects, |
18 const SkDescriptor& desc) | 49 const SkDescriptor& desc) |
19 : fScalerContext(typeface.createScalerContext(effects, &desc)) | 50 : fScalerContext(typeface.createScalerContext(effects, &desc)) |
20 #ifdef SK_DEBUG | 51 #ifdef SK_DEBUG |
21 , fDesc(desc.copy()) | 52 , fDesc(desc.copy()) |
22 #endif | 53 #endif |
23 {} | 54 {} |
24 | 55 |
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78 genericDesc->init(); | 109 genericDesc->init(); |
79 genericDesc->addEntry(kRec_SkDescriptorTag, sizeof(rec), &rec); | 110 genericDesc->addEntry(kRec_SkDescriptorTag, sizeof(rec), &rec); |
80 genericDesc->computeChecksum(); | 111 genericDesc->computeChecksum(); |
81 | 112 |
82 // No effects, so we make a dummy struct | 113 // No effects, so we make a dummy struct |
83 SkScalerContextEffects noEffects; | 114 SkScalerContextEffects noEffects; |
84 | 115 |
85 SkAutoTUnref<GlyphGenerator> generator(new GlyphGenerator(*typeface, noEffec
ts, *genericDesc)); | 116 SkAutoTUnref<GlyphGenerator> generator(new GlyphGenerator(*typeface, noEffec
ts, *genericDesc)); |
86 return this->createPathRange(generator, style); | 117 return this->createPathRange(generator, style); |
87 } | 118 } |
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