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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
(...skipping 77 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
88 | 88 |
89 void HRTFDatabaseLoader::loadAsynchronously() | 89 void HRTFDatabaseLoader::loadAsynchronously() |
90 { | 90 { |
91 ASSERT(isMainThread()); | 91 ASSERT(isMainThread()); |
92 | 92 |
93 MutexLocker locker(m_lock); | 93 MutexLocker locker(m_lock); |
94 if (!m_hrtfDatabase && !m_thread) { | 94 if (!m_hrtfDatabase && !m_thread) { |
95 // Start the asynchronous database loading process. | 95 // Start the asynchronous database loading process. |
96 m_thread = wrapUnique(Platform::current()->createThread("HRTF database l
oader")); | 96 m_thread = wrapUnique(Platform::current()->createThread("HRTF database l
oader")); |
97 // TODO(alexclarke): Should this be posted as a loading task? | 97 // TODO(alexclarke): Should this be posted as a loading task? |
98 m_thread->getWebTaskRunner()->postTask(BLINK_FROM_HERE, threadSafeBind(&
HRTFDatabaseLoader::loadTask, AllowCrossThreadAccess(this))); | 98 m_thread->getWebTaskRunner()->postTask(BLINK_FROM_HERE, threadSafeBind(&
HRTFDatabaseLoader::loadTask, crossThreadUnretained(this))); |
99 } | 99 } |
100 } | 100 } |
101 | 101 |
102 bool HRTFDatabaseLoader::isLoaded() | 102 bool HRTFDatabaseLoader::isLoaded() |
103 { | 103 { |
104 MutexLocker locker(m_lock); | 104 MutexLocker locker(m_lock); |
105 return m_hrtfDatabase.get(); | 105 return m_hrtfDatabase.get(); |
106 } | 106 } |
107 | 107 |
108 // This cleanup task is needed just to make sure that the loader thread finishes | 108 // This cleanup task is needed just to make sure that the loader thread finishes |
109 // the load task and thus the loader thread doesn't touch m_thread any more. | 109 // the load task and thus the loader thread doesn't touch m_thread any more. |
110 void HRTFDatabaseLoader::cleanupTask(TaskSynchronizer* sync) | 110 void HRTFDatabaseLoader::cleanupTask(TaskSynchronizer* sync) |
111 { | 111 { |
112 sync->taskCompleted(); | 112 sync->taskCompleted(); |
113 } | 113 } |
114 | 114 |
115 void HRTFDatabaseLoader::waitForLoaderThreadCompletion() | 115 void HRTFDatabaseLoader::waitForLoaderThreadCompletion() |
116 { | 116 { |
117 if (!m_thread) | 117 if (!m_thread) |
118 return; | 118 return; |
119 | 119 |
120 TaskSynchronizer sync; | 120 TaskSynchronizer sync; |
121 // TODO(alexclarke): Should this be posted as a loading task? | 121 // TODO(alexclarke): Should this be posted as a loading task? |
122 m_thread->getWebTaskRunner()->postTask(BLINK_FROM_HERE, threadSafeBind(&HRTF
DatabaseLoader::cleanupTask, AllowCrossThreadAccess(this), AllowCrossThreadAcces
s(&sync))); | 122 m_thread->getWebTaskRunner()->postTask(BLINK_FROM_HERE, threadSafeBind(&HRTF
DatabaseLoader::cleanupTask, crossThreadUnretained(this), crossThreadUnretained(
&sync))); |
123 sync.waitForTaskCompletion(); | 123 sync.waitForTaskCompletion(); |
124 m_thread.reset(); | 124 m_thread.reset(); |
125 } | 125 } |
126 | 126 |
127 } // namespace blink | 127 } // namespace blink |
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