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1 | |
2 /* | |
3 * Copyright 2011 Google Inc. | |
4 * | |
5 * Use of this source code is governed by a BSD-style license that can be | |
6 * found in the LICENSE file. | |
7 */ | |
8 | |
9 | |
10 #include "GrGpuObject.h" | |
11 #include "GrGpu.h" | |
12 | |
13 GrGpuObject::GrGpuObject(GrGpu* gpu, bool isWrapped) | |
14 : fRefCnt(1) | |
15 , fCacheEntry(NULL) | |
16 , fUniqueID(CreateUniqueID()) { | |
17 fGpu = gpu; | |
18 if (isWrapped) { | |
19 fFlags = kWrapped_FlagBit; | |
20 } else { | |
21 fFlags = 0; | |
22 } | |
23 fGpu->insertObject(this); | |
24 } | |
25 | |
26 GrGpuObject::~GrGpuObject() { | |
27 SkASSERT(0 == fRefCnt); | |
28 // subclass should have released this. | |
29 SkASSERT(this->wasDestroyed()); | |
30 } | |
31 | |
32 void GrGpuObject::release() { | |
33 if (NULL != fGpu) { | |
34 this->onRelease(); | |
35 fGpu->removeObject(this); | |
36 fGpu = NULL; | |
37 } | |
38 } | |
39 | |
40 void GrGpuObject::abandon() { | |
41 if (NULL != fGpu) { | |
42 this->onAbandon(); | |
43 fGpu->removeObject(this); | |
44 fGpu = NULL; | |
45 } | |
46 } | |
47 | |
48 const GrContext* GrGpuObject::getContext() const { | |
49 if (NULL != fGpu) { | |
50 return fGpu->getContext(); | |
51 } else { | |
52 return NULL; | |
53 } | |
54 } | |
55 | |
56 GrContext* GrGpuObject::getContext() { | |
57 if (NULL != fGpu) { | |
58 return fGpu->getContext(); | |
59 } else { | |
60 return NULL; | |
61 } | |
62 } | |
63 | |
64 uint32_t GrGpuObject::CreateUniqueID() { | |
65 static int32_t gUniqueID = SK_InvalidUniqueID; | |
66 uint32_t id; | |
67 do { | |
68 id = static_cast<uint32_t>(sk_atomic_inc(&gUniqueID) + 1); | |
69 } while (id == SK_InvalidUniqueID); | |
70 return id; | |
71 } | |
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