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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 GrTextureObj_DEFINED |
| 9 #define GrTextureObj_DEFINED |
| 10 |
| 11 #include "GrFBBindableObj.h" |
| 12 |
| 13 class GrTextureUnitObj; |
| 14 |
| 15 //////////////////////////////////////////////////////////////////////////////// |
| 16 class GrTextureObj : public GrFBBindableObj { |
| 17 GR_DEFINE_CREATOR(GrTextureObj); |
| 18 |
| 19 public: |
| 20 GrTextureObj() |
| 21 : GrFBBindableObj() { |
| 22 } |
| 23 |
| 24 virtual ~GrTextureObj() { |
| 25 GrAlwaysAssert(0 == fTextureUnitReferees.count()); |
| 26 } |
| 27 |
| 28 void setBound(GrTextureUnitObj *referee) { |
| 29 fTextureUnitReferees.append(1, &referee); |
| 30 } |
| 31 |
| 32 void resetBound(GrTextureUnitObj *referee) { |
| 33 int index = fTextureUnitReferees.find(referee); |
| 34 GrAlwaysAssert(0 <= index); |
| 35 fTextureUnitReferees.removeShuffle(index); |
| 36 } |
| 37 bool getBound(GrTextureUnitObj *referee) const { |
| 38 int index = fTextureUnitReferees.find(referee); |
| 39 return 0 <= index; |
| 40 } |
| 41 bool getBound() const { |
| 42 return 0 != fTextureUnitReferees.count(); |
| 43 } |
| 44 |
| 45 void deleteAction() override; |
| 46 |
| 47 protected: |
| 48 |
| 49 private: |
| 50 // texture units that bind this texture (via "glBindTexture") |
| 51 SkTDArray<GrTextureUnitObj *> fTextureUnitReferees; |
| 52 |
| 53 typedef GrFBBindableObj INHERITED; |
| 54 }; |
| 55 |
| 56 #endif // GrTextureObj_DEFINED |
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