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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, | 23 bool canApplyCoverage(const GrProcOptInfo& /*colorPOI*/, |
24 const GrProcOptInfo& coveragePOI) const SK_OVERRIDE; | 24 const GrProcOptInfo& /*coveragePOI*/) const SK_OVERRID
E { |
| 25 return true; |
| 26 } |
25 | 27 |
26 bool canTweakAlphaForCoverage() const SK_OVERRIDE; | 28 bool canTweakAlphaForCoverage() const SK_OVERRIDE; |
27 | 29 |
28 void getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo&
coveragePOI, | 30 void getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo&
coveragePOI, |
29 GrXPFactory::InvariantOutput*) const SK_OVERRIDE; | 31 GrXPFactory::InvariantOutput*) const SK_OVERRIDE; |
30 | 32 |
31 private: | 33 private: |
32 GrPorterDuffXPFactory(GrBlendCoeff src, GrBlendCoeff dst); | 34 GrPorterDuffXPFactory(GrBlendCoeff src, GrBlendCoeff dst); |
33 | 35 |
34 GrXferProcessor* onCreateXferProcessor(const GrProcOptInfo& colorPOI, | 36 GrXferProcessor* onCreateXferProcessor(const GrDrawTargetCaps& caps, |
| 37 const GrProcOptInfo& colorPOI, |
35 const GrProcOptInfo& coveragePOI, | 38 const GrProcOptInfo& coveragePOI, |
36 const GrDeviceCoordTexture* dstCopy)
const SK_OVERRIDE; | 39 const GrDeviceCoordTexture* dstCopy)
const SK_OVERRIDE; |
37 | 40 |
38 bool willReadDstColor(const GrProcOptInfo& colorPOI, | 41 bool willReadDstColor(const GrDrawTargetCaps& caps, |
| 42 const GrProcOptInfo& colorPOI, |
39 const GrProcOptInfo& coveragePOI) const SK_OVERRIDE; | 43 const GrProcOptInfo& coveragePOI) const SK_OVERRIDE; |
40 | 44 |
41 bool onIsEqual(const GrXPFactory& xpfBase) const SK_OVERRIDE { | 45 bool onIsEqual(const GrXPFactory& xpfBase) const SK_OVERRIDE { |
42 const GrPorterDuffXPFactory& xpf = xpfBase.cast<GrPorterDuffXPFactory>()
; | 46 const GrPorterDuffXPFactory& xpf = xpfBase.cast<GrPorterDuffXPFactory>()
; |
43 return (fSrcCoeff == xpf.fSrcCoeff && fDstCoeff == xpf.fDstCoeff); | 47 return (fSrcCoeff == xpf.fSrcCoeff && fDstCoeff == xpf.fDstCoeff); |
44 } | 48 } |
45 | 49 |
46 GR_DECLARE_XP_FACTORY_TEST; | 50 GR_DECLARE_XP_FACTORY_TEST; |
47 | 51 |
48 GrBlendCoeff fSrcCoeff; | 52 GrBlendCoeff fSrcCoeff; |
49 GrBlendCoeff fDstCoeff; | 53 GrBlendCoeff fDstCoeff; |
50 | 54 |
51 typedef GrXPFactory INHERITED; | 55 typedef GrXPFactory INHERITED; |
52 }; | 56 }; |
53 | 57 |
54 #endif | 58 #endif |
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