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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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