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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 #ifndef GrPorterDuffXferProcessor_DEFINED | 8 #ifndef GrPorterDuffXferProcessor_DEFINED |
9 #define GrPorterDuffXferProcessor_DEFINED | 9 #define GrPorterDuffXferProcessor_DEFINED |
10 | 10 |
11 #include "GrTypes.h" | 11 #include "GrTypes.h" |
12 #include "GrXferProcessor.h" | 12 #include "GrXferProcessor.h" |
13 #include "SkXfermode.h" | 13 #include "SkXfermode.h" |
14 | 14 |
15 class GrProcOptInfo; | 15 class GrProcOptInfo; |
16 | 16 |
17 class GrPorterDuffXPFactory : public GrXPFactory { | 17 class GrPorterDuffXPFactory : public GrXPFactory { |
18 public: | 18 public: |
19 static GrXPFactory* Create(SkXfermode::Mode mode); | 19 static GrXPFactory* Create(SkXfermode::Mode mode); |
20 | 20 |
21 bool supportsRGBCoverage(GrColor knownColor, uint32_t knownColorFlags) const
SK_OVERRIDE; | 21 bool supportsRGBCoverage(GrColor knownColor, uint32_t knownColorFlags) const
SK_OVERRIDE; |
22 | 22 |
23 bool canApplyCoverage(const GrProcOptInfo& /*colorPOI*/, | |
24 const GrProcOptInfo& /*coveragePOI*/) const SK_OVERRID
E { | |
25 return true; | |
26 } | |
27 | |
28 bool canTweakAlphaForCoverage() const SK_OVERRIDE; | 23 bool canTweakAlphaForCoverage() const SK_OVERRIDE; |
29 | 24 |
30 void getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo&
coveragePOI, | 25 void getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo&
coveragePOI, |
31 GrXPFactory::InvariantOutput*) const SK_OVERRIDE; | 26 GrXPFactory::InvariantOutput*) const SK_OVERRIDE; |
32 | 27 |
33 private: | 28 private: |
34 GrPorterDuffXPFactory(GrBlendCoeff src, GrBlendCoeff dst); | 29 GrPorterDuffXPFactory(GrBlendCoeff src, GrBlendCoeff dst); |
35 | 30 |
36 GrXferProcessor* onCreateXferProcessor(const GrDrawTargetCaps& caps, | 31 GrXferProcessor* onCreateXferProcessor(const GrDrawTargetCaps& caps, |
37 const GrProcOptInfo& colorPOI, | 32 const GrProcOptInfo& colorPOI, |
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49 | 44 |
50 GR_DECLARE_XP_FACTORY_TEST; | 45 GR_DECLARE_XP_FACTORY_TEST; |
51 | 46 |
52 GrBlendCoeff fSrcCoeff; | 47 GrBlendCoeff fSrcCoeff; |
53 GrBlendCoeff fDstCoeff; | 48 GrBlendCoeff fDstCoeff; |
54 | 49 |
55 typedef GrXPFactory INHERITED; | 50 typedef GrXPFactory INHERITED; |
56 }; | 51 }; |
57 | 52 |
58 #endif | 53 #endif |
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