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| 1 /* | |
| 2 * Copyright 2012 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #ifndef GrFBBindableObj_DEFINED | |
| 9 #define GrFBBindableObj_DEFINED | |
| 10 | |
| 11 #include "SkTDArray.h" | |
| 12 #include "GrFakeRefObj.h" | |
| 13 | |
| 14 //////////////////////////////////////////////////////////////////////////////// | |
| 15 // A common base class for render buffers and textures | |
| 16 class GrFBBindableObj : public GrFakeRefObj { | |
| 17 | |
| 18 public: | |
| 19 GrFBBindableObj() | |
| 20 : GrFakeRefObj() { | |
| 21 } | |
| 22 | |
| 23 virtual ~GrFBBindableObj() { | |
| 24 GrAlwaysAssert(0 == fColorReferees.count()); | |
| 25 GrAlwaysAssert(0 == fDepthReferees.count()); | |
| 26 GrAlwaysAssert(0 == fStencilReferees.count()); | |
| 27 } | |
| 28 | |
| 29 void setColorBound(GrFakeRefObj *referee) { | |
| 30 fColorReferees.append(1, &referee); | |
| 31 } | |
| 32 void resetColorBound(GrFakeRefObj *referee) { | |
| 33 int index = fColorReferees.find(referee); | |
| 34 GrAlwaysAssert(0 <= index); | |
| 35 fColorReferees.removeShuffle(index); | |
| 36 } | |
| 37 bool getColorBound(GrFakeRefObj *referee) const { | |
| 38 int index = fColorReferees.find(referee); | |
| 39 return 0 <= index; | |
| 40 } | |
| 41 bool getColorBound() const { | |
| 42 return 0 != fColorReferees.count(); | |
| 43 } | |
| 44 | |
| 45 void setDepthBound(GrFakeRefObj *referee) { | |
| 46 fDepthReferees.append(1, &referee); | |
| 47 } | |
| 48 void resetDepthBound(GrFakeRefObj *referee) { | |
| 49 int index = fDepthReferees.find(referee); | |
| 50 GrAlwaysAssert(0 <= index); | |
| 51 fDepthReferees.removeShuffle(index); | |
| 52 } | |
| 53 bool getDepthBound(GrFakeRefObj *referee) const { | |
| 54 int index = fDepthReferees.find(referee); | |
| 55 return 0 <= index; | |
| 56 } | |
| 57 bool getDepthBound() const { | |
| 58 return 0 != fDepthReferees.count(); | |
| 59 } | |
| 60 | |
| 61 void setStencilBound(GrFakeRefObj *referee) { | |
| 62 fStencilReferees.append(1, &referee); | |
| 63 } | |
| 64 void resetStencilBound(GrFakeRefObj *referee) { | |
| 65 int index = fStencilReferees.find(referee); | |
| 66 GrAlwaysAssert(0 <= index); | |
| 67 fStencilReferees.removeShuffle(index); | |
| 68 } | |
| 69 bool getStencilBound(GrFakeRefObj *referee) const { | |
| 70 int index = fStencilReferees.find(referee); | |
| 71 return 0 <= index; | |
| 72 } | |
| 73 bool getStencilBound() const { | |
| 74 return 0 != fStencilReferees.count(); | |
| 75 } | |
| 76 | |
| 77 | |
| 78 protected: | |
| 79 private: | |
| 80 SkTDArray<GrFakeRefObj *> fColorReferees; // frame buffers that use this a
s a color buffer (via "glFramebufferRenderbuffer" or "glFramebufferTexture2D") | |
| 81 SkTDArray<GrFakeRefObj *> fDepthReferees; // frame buffers that use this a
s a depth buffer (via "glFramebufferRenderbuffer" or "glFramebufferTexture2D") | |
| 82 SkTDArray<GrFakeRefObj *> fStencilReferees; // frame buffers that use this a
s a stencil buffer (via "glFramebufferRenderbuffer" or "glFramebufferTexture2D") | |
| 83 | |
| 84 typedef GrFakeRefObj INHERITED; | |
| 85 }; | |
| 86 | |
| 87 #endif // GrFBBindableObj_DEFINED | |
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