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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/output/texture_mailbox_deleter.h" | 5 #include "cc/output/texture_mailbox_deleter.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/location.h" | 8 #include "base/location.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "base/single_thread_task_runner.h" | 10 #include "base/single_thread_task_runner.h" |
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50 const scoped_refptr<ContextProvider>& context_provider, | 50 const scoped_refptr<ContextProvider>& context_provider, |
51 unsigned texture_id) { | 51 unsigned texture_id) { |
52 // This callback owns a reference on the |context_provider|. It must be | 52 // This callback owns a reference on the |context_provider|. It must be |
53 // destroyed on the impl thread. Upon destruction of this class, the | 53 // destroyed on the impl thread. Upon destruction of this class, the |
54 // callback must immediately be destroyed. | 54 // callback must immediately be destroyed. |
55 scoped_ptr<SingleReleaseCallback> impl_callback = | 55 scoped_ptr<SingleReleaseCallback> impl_callback = |
56 SingleReleaseCallback::Create(base::Bind(&DeleteTextureOnImplThread, | 56 SingleReleaseCallback::Create(base::Bind(&DeleteTextureOnImplThread, |
57 context_provider, | 57 context_provider, |
58 texture_id)); | 58 texture_id)); |
59 | 59 |
60 impl_callbacks_.push_back(impl_callback.Pass()); | 60 impl_callbacks_.push_back(std::move(impl_callback)); |
61 | 61 |
62 // The raw pointer to the impl-side callback is valid as long as this | 62 // The raw pointer to the impl-side callback is valid as long as this |
63 // class is alive. So we guard it with a WeakPtr. | 63 // class is alive. So we guard it with a WeakPtr. |
64 ReleaseCallback run_impl_callback( | 64 ReleaseCallback run_impl_callback( |
65 base::Bind(&TextureMailboxDeleter::RunDeleteTextureOnImplThread, | 65 base::Bind(&TextureMailboxDeleter::RunDeleteTextureOnImplThread, |
66 weak_ptr_factory_.GetWeakPtr(), impl_callbacks_.back().get())); | 66 weak_ptr_factory_.GetWeakPtr(), impl_callbacks_.back().get())); |
67 | 67 |
68 // Provide a callback for the main thread that posts back to the impl | 68 // Provide a callback for the main thread that posts back to the impl |
69 // thread. | 69 // thread. |
70 scoped_ptr<SingleReleaseCallback> main_callback; | 70 scoped_ptr<SingleReleaseCallback> main_callback; |
71 if (impl_task_runner_) { | 71 if (impl_task_runner_) { |
72 main_callback = SingleReleaseCallback::Create(base::Bind( | 72 main_callback = SingleReleaseCallback::Create(base::Bind( |
73 &PostTaskFromMainToImplThread, impl_task_runner_, run_impl_callback)); | 73 &PostTaskFromMainToImplThread, impl_task_runner_, run_impl_callback)); |
74 } else { | 74 } else { |
75 main_callback = SingleReleaseCallback::Create(run_impl_callback); | 75 main_callback = SingleReleaseCallback::Create(run_impl_callback); |
76 } | 76 } |
77 | 77 |
78 return main_callback.Pass(); | 78 return main_callback; |
79 } | 79 } |
80 | 80 |
81 void TextureMailboxDeleter::RunDeleteTextureOnImplThread( | 81 void TextureMailboxDeleter::RunDeleteTextureOnImplThread( |
82 SingleReleaseCallback* impl_callback, | 82 SingleReleaseCallback* impl_callback, |
83 const gpu::SyncToken& sync_token, | 83 const gpu::SyncToken& sync_token, |
84 bool is_lost) { | 84 bool is_lost) { |
85 for (size_t i = 0; i < impl_callbacks_.size(); ++i) { | 85 for (size_t i = 0; i < impl_callbacks_.size(); ++i) { |
86 if (impl_callbacks_[i].get() == impl_callback) { | 86 if (impl_callbacks_[i].get() == impl_callback) { |
87 // Run the callback, then destroy it here on the impl thread. | 87 // Run the callback, then destroy it here on the impl thread. |
88 impl_callbacks_[i]->Run(sync_token, is_lost); | 88 impl_callbacks_[i]->Run(sync_token, is_lost); |
89 impl_callbacks_.erase(impl_callbacks_.begin() + i); | 89 impl_callbacks_.erase(impl_callbacks_.begin() + i); |
90 return; | 90 return; |
91 } | 91 } |
92 } | 92 } |
93 | 93 |
94 NOTREACHED() << "The Callback returned by GetDeleteCallback() was called " | 94 NOTREACHED() << "The Callback returned by GetDeleteCallback() was called " |
95 << "more than once."; | 95 << "more than once."; |
96 } | 96 } |
97 | 97 |
98 } // namespace cc | 98 } // namespace cc |
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