| OLD | NEW |
| (Empty) |
| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "config.h" | |
| 6 | |
| 7 #if USE(ACCELERATED_COMPOSITING) | |
| 8 #include "RateLimiter.h" | |
| 9 | |
| 10 #include "CCProxy.h" | |
| 11 #include "CCThread.h" | |
| 12 #include "TraceEvent.h" | |
| 13 #include <public/WebGraphicsContext3D.h> | |
| 14 #include <wtf/RefPtr.h> | |
| 15 | |
| 16 namespace cc { | |
| 17 | |
| 18 class RateLimiter::Task : public CCThread::Task { | |
| 19 public: | |
| 20 static PassOwnPtr<Task> create(RateLimiter* rateLimiter) | |
| 21 { | |
| 22 return adoptPtr(new Task(rateLimiter)); | |
| 23 } | |
| 24 virtual ~Task() { } | |
| 25 | |
| 26 private: | |
| 27 explicit Task(RateLimiter* rateLimiter) | |
| 28 : CCThread::Task(this) | |
| 29 , m_rateLimiter(rateLimiter) | |
| 30 { | |
| 31 } | |
| 32 | |
| 33 virtual void performTask() OVERRIDE | |
| 34 { | |
| 35 m_rateLimiter->rateLimitContext(); | |
| 36 } | |
| 37 | |
| 38 scoped_refptr<RateLimiter> m_rateLimiter; | |
| 39 }; | |
| 40 | |
| 41 scoped_refptr<RateLimiter> RateLimiter::create(WebKit::WebGraphicsContext3D* con
text, RateLimiterClient *client) | |
| 42 { | |
| 43 return make_scoped_refptr(new RateLimiter(context, client)); | |
| 44 } | |
| 45 | |
| 46 RateLimiter::RateLimiter(WebKit::WebGraphicsContext3D* context, RateLimiterClien
t *client) | |
| 47 : m_context(context) | |
| 48 , m_active(false) | |
| 49 , m_client(client) | |
| 50 { | |
| 51 ASSERT(context); | |
| 52 } | |
| 53 | |
| 54 RateLimiter::~RateLimiter() | |
| 55 { | |
| 56 } | |
| 57 | |
| 58 void RateLimiter::start() | |
| 59 { | |
| 60 if (m_active) | |
| 61 return; | |
| 62 | |
| 63 TRACE_EVENT0("cc", "RateLimiter::start"); | |
| 64 m_active = true; | |
| 65 CCProxy::mainThread()->postTask(RateLimiter::Task::create(this)); | |
| 66 } | |
| 67 | |
| 68 void RateLimiter::stop() | |
| 69 { | |
| 70 TRACE_EVENT0("cc", "RateLimiter::stop"); | |
| 71 m_client = 0; | |
| 72 } | |
| 73 | |
| 74 void RateLimiter::rateLimitContext() | |
| 75 { | |
| 76 if (!m_client) | |
| 77 return; | |
| 78 | |
| 79 TRACE_EVENT0("cc", "RateLimiter::rateLimitContext"); | |
| 80 | |
| 81 m_active = false; | |
| 82 m_client->rateLimit(); | |
| 83 m_context->rateLimitOffscreenContextCHROMIUM(); | |
| 84 } | |
| 85 | |
| 86 } | |
| 87 #endif // USE(ACCELERATED_COMPOSITING) | |
| OLD | NEW |